Include composer dependencies in repo

vendor/fguillot/json-rpc/LICENSE

@@ -0,0 +1,21 @@
+The MIT License (MIT)
+
+Copyright (c) 2015 Frederic Guillot
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.

vendor/fguillot/json-rpc/src/JsonRPC/Client.php

@@ -0,0 +1,194 @@
+<?php
+
+namespace JsonRPC;
+
+use Exception;
+use JsonRPC\Request\RequestBuilder;
+use JsonRPC\Response\ResponseParser;
+
+/**
+ * JsonRPC client class
+ *
+ * @package JsonRPC
+ * @author  Frederic Guillot
+ */
+class Client
+{
+    /**
+     * If the only argument passed to a function is an array
+     * assume it contains named arguments
+     *
+     * @access private
+     * @var boolean
+     */
+    private $isNamedArguments = true;
+
+    /**
+     * Do not immediately throw an exception on error. Return it instead.
+     *
+     * @access public
+     * @var boolean
+     */
+    private $returnException = false;
+
+    /**
+     * True for a batch request
+     *
+     * @access private
+     * @var boolean
+     */
+    private $isBatch = false;
+
+    /**
+     * Batch payload
+     *
+     * @access private
+     * @var array
+     */
+    private $batch = array();
+
+    /**
+     * Http Client
+     *
+     * @access private
+     * @var HttpClient
+     */
+    private $httpClient;
+
+    /**
+     * Constructor
+     *
+     * @access public
+     * @param  string      $url               Server URL
+     * @param  bool        $returnException   Return exceptions
+     * @param  HttpClient  $httpClient        HTTP client object
+     */
+    public function __construct($url = '', $returnException = false, HttpClient $httpClient = null)
+    {
+        $this->httpClient = $httpClient ?: new HttpClient($url);
+        $this->returnException = $returnException;
+    }
+
+    /**
+     * Arguments passed are always positional
+     *
+     * @access public
+     * @return $this
+     */
+    public function withPositionalArguments()
+    {
+        $this->isNamedArguments = false;
+        return $this;
+    }
+
+    /**
+     * Get HTTP Client
+     *
+     * @access public
+     * @return HttpClient
+     */
+    public function getHttpClient()
+    {
+        return $this->httpClient;
+    }
+
+    /**
+     * Set username and password
+     *
+     * @access public
+     * @param  string $username
+     * @param  string $password
+     * @return $this
+     */
+    public function authentication($username, $password)
+    {
+        $this->httpClient
+            ->withUsername($username)
+            ->withPassword($password);
+
+        return $this;
+    }
+
+    /**
+     * Automatic mapping of procedures
+     *
+     * @access public
+     * @param  string   $method   Procedure name
+     * @param  array    $params   Procedure arguments
+     * @return mixed
+     */
+    public function __call($method, array $params)
+    {
+        if ($this->isNamedArguments && count($params) === 1 && is_array($params[0])) {
+            $params = $params[0];
+        }
+
+        return $this->execute($method, $params);
+    }
+
+    /**
+     * Start a batch request
+     *
+     * @access public
+     * @return Client
+     */
+    public function batch()
+    {
+        $this->isBatch = true;
+        $this->batch = array();
+        return $this;
+    }
+
+    /**
+     * Send a batch request
+     *
+     * @access public
+     * @return array
+     */
+    public function send()
+    {
+        $this->isBatch = false;
+        return $this->sendPayload('['.implode(', ', $this->batch).']');
+    }
+
+    /**
+     * Execute a procedure
+     *
+     * @access public
+     * @param  string $procedure Procedure name
+     * @param  array  $params    Procedure arguments
+     * @param  array  $reqattrs
+     * @return mixed
+     */
+    public function execute($procedure, array $params = array(), array $reqattrs = array())
+    {
+        $payload = RequestBuilder::create()
+            ->withProcedure($procedure)
+            ->withParams($params)
+            ->withRequestAttributes($reqattrs)
+            ->build();
+
+        if ($this->isBatch) {
+            $this->batch[] = $payload;
+            return $this;
+        }
+
+        return $this->sendPayload($payload);
+    }
+
+    /**
+     * Send payload
+     *
+     * @access private
+     * @throws Exception
+     * @param  string $payload
+     * @return Exception|Client
+     */
+    private function sendPayload($payload)
+    {
+        return ResponseParser::create()
+            ->withReturnException($this->returnException)
+            ->withPayload($this->httpClient->execute($payload))
+            ->parse();
+    }
+}

vendor/fguillot/json-rpc/src/JsonRPC/Exception/AccessDeniedException.php

@@ -0,0 +1,15 @@
+<?php
+
+namespace JsonRPC\Exception;
+
+use Exception;
+
+/**
+ * Class AccessDeniedException
+ *
+ * @package JsonRPC\Exception
+ * @author  Frederic Guillot
+ */
+class AccessDeniedException extends Exception
+{
+}

vendor/fguillot/json-rpc/src/JsonRPC/Exception/AuthenticationFailureException.php

@@ -0,0 +1,15 @@
+<?php
+
+namespace JsonRPC\Exception;
+
+use Exception;
+
+/**
+ * Class AuthenticationFailureException
+ *
+ * @package JsonRPC\Exception
+ * @author  Frederic Guillot
+ */
+class AuthenticationFailureException extends Exception
+{
+}

vendor/fguillot/json-rpc/src/JsonRPC/Exception/ConnectionFailureException.php

@@ -0,0 +1,15 @@
+<?php
+
+namespace JsonRPC\Exception;
+
+use Exception;
+
+/**
+ * Class ConnectionFailureException
+ *
+ * @package JsonRPC\Exception
+ * @author  Frederic Guillot
+ */
+class ConnectionFailureException extends Exception
+{
+}

vendor/fguillot/json-rpc/src/JsonRPC/Exception/InvalidJsonFormatException.php

@@ -0,0 +1,15 @@
+<?php
+
+namespace JsonRPC\Exception;
+
+use Exception;
+
+/**
+ * Class InvalidJsonFormatException
+ *
+ * @package JsonRPC\Exception
+ * @author  Frederic Guillot
+ */
+class InvalidJsonFormatException extends Exception
+{
+}

vendor/fguillot/json-rpc/src/JsonRPC/Exception/InvalidJsonRpcFormatException.php

@@ -0,0 +1,15 @@
+<?php
+
+namespace JsonRPC\Exception;
+
+use Exception;
+
+/**
+ * Class InvalidJsonRpcFormatException
+ *
+ * @package JsonRPC\Exception
+ * @author  Frederic Guillot
+ */
+class InvalidJsonRpcFormatException extends Exception
+{
+}

vendor/fguillot/json-rpc/src/JsonRPC/Exception/ResponseEncodingFailureException.php

@@ -0,0 +1,15 @@
+<?php
+
+namespace JsonRPC\Exception;
+
+use Exception;
+
+/**
+ * Class ResponseEncodingFailureException
+ *
+ * @package JsonRPC\Exception
+ * @author  Frederic Guillot
+ */
+class ResponseEncodingFailureException extends Exception
+{
+}

vendor/fguillot/json-rpc/src/JsonRPC/Exception/ResponseException.php

@@ -0,0 +1,62 @@
+<?php
+
+namespace JsonRPC\Exception;
+
+use Exception;
+
+/**
+ * Class ResponseException
+ *
+ * @package JsonRPC\Exception
+ * @author  Frederic Guillot
+ */
+class ResponseException extends Exception
+{
+    /**
+     * A value that contains additional information about the error.
+     *
+     * @access protected
+     * @link http://www.jsonrpc.org/specification#error_object
+     * @var mixed
+     */
+    protected $data;
+
+    /**
+     * Constructor
+     *
+     * @access public
+     * @param string    $message  [optional] The Exception message to throw.
+     * @param int       $code     [optional] The Exception code.
+     * @param Exception $previous [optional] The previous exception used for the exception chaining. Since 5.3.0
+     * @param mixed     $data     [optional] A value that contains additional information about the error.
+     */
+    public function __construct($message = '', $code = 0, Exception $previous = null, $data = null)
+    {
+        parent::__construct($message, $code, $previous);
+        $this->setData($data);
+    }
+
+    /**
+     * Attach additional information
+     *
+     * @access public
+     * @param mixed $data [optional] A value that contains additional information about the error.
+     * @return \JsonRPC\Exception\ResponseException
+     */
+    public function setData($data = null)
+    {
+        $this->data = $data;
+        return $this;
+    }
+
+    /**
+     * Get additional information
+     *
+     * @access public
+     * @return mixed|null
+     */
+    public function getData()
+    {
+        return $this->data;
+    }
+}

vendor/fguillot/json-rpc/src/JsonRPC/Exception/ServerErrorException.php

@@ -0,0 +1,15 @@
+<?php
+
+namespace JsonRPC\Exception;
+
+use Exception;
+
+/**
+ * Class ServerErrorException
+ *
+ * @package JsonRPC\Exception
+ * @author  Frederic Guillot
+ */
+class ServerErrorException extends Exception
+{
+}

vendor/fguillot/json-rpc/src/JsonRPC/HttpClient.php

@@ -0,0 +1,365 @@
+<?php
+
+namespace JsonRPC;
+
+use Closure;
+use JsonRPC\Exception\AccessDeniedException;
+use JsonRPC\Exception\ConnectionFailureException;
+use JsonRPC\Exception\ServerErrorException;
+
+/**
+ * Class HttpClient
+ *
+ * @package JsonRPC
+ * @author  Frederic Guillot
+ */
+class HttpClient
+{
+    /**
+     * URL of the server
+     *
+     * @access private
+     * @var string
+     */
+    private $url;
+
+    /**
+     * HTTP client timeout
+     *
+     * @access private
+     * @var integer
+     */
+    private $timeout = 5;
+
+    /**
+     * Default HTTP headers to send to the server
+     *
+     * @access private
+     * @var array
+     */
+    private $headers = array(
+        'User-Agent: JSON-RPC PHP Client <https://github.com/fguillot/JsonRPC>',
+        'Content-Type: application/json',
+        'Accept: application/json',
+        'Connection: close',
+    );
+
+    /**
+     * Username for authentication
+     *
+     * @access private
+     * @var string
+     */
+    private $username;
+
+    /**
+     * Password for authentication
+     *
+     * @access private
+     * @var string
+     */
+    private $password;
+
+    /**
+     * Enable debug output to the php error log
+     *
+     * @access private
+     * @var boolean
+     */
+    private $debug = false;
+
+    /**
+     * Cookies
+     *
+     * @access private
+     * @var array
+     */
+    private $cookies = array();
+
+    /**
+     * SSL certificates verification
+     *
+     * @access private
+     * @var boolean
+     */
+    private $verifySslCertificate = true;
+
+    /**
+     * Callback called before the doing the request
+     *
+     * @access private
+     * @var Closure
+     */
+    private $beforeRequest;
+
+    /**
+     * HttpClient constructor
+     *
+     * @access public
+     * @param  string $url
+     */
+    public function __construct($url = '')
+    {
+        $this->url = $url;
+    }
+
+    /**
+     * Set URL
+     *
+     * @access public
+     * @param  string $url
+     * @return $this
+     */
+    public function withUrl($url)
+    {
+        $this->url = $url;
+        return $this;
+    }
+
+    /**
+     * Set username
+     *
+     * @access public
+     * @param  string $username
+     * @return $this
+     */
+    public function withUsername($username)
+    {
+        $this->username = $username;
+        return $this;
+    }
+
+    /**
+     * Set password
+     *
+     * @access public
+     * @param  string $password
+     * @return $this
+     */
+    public function withPassword($password)
+    {
+        $this->password = $password;
+        return $this;
+    }
+
+    /**
+     * Set timeout
+     *
+     * @access public
+     * @param  integer $timeout
+     * @return $this
+     */
+    public function withTimeout($timeout)
+    {
+        $this->timeout = $timeout;
+        return $this;
+    }
+
+    /**
+     * Set timeout
+     *
+     * @access public
+     * @param  array $headers
+     * @return $this
+     */
+    public function withHeaders(array $headers)
+    {
+        $this->headers = array_merge($this->headers, $headers);
+        return $this;
+    }
+
+    /**
+     * Set cookies
+     *
+     * @access public
+     * @param  array     $cookies
+     * @param  boolean   $replace
+     */
+    public function withCookies(array $cookies, $replace = false)
+    {
+        if ($replace) {
+            $this->cookies = $cookies;
+        } else {
+            $this->cookies = array_merge($this->cookies, $cookies);
+        }
+    }
+
+    /**
+     * Enable debug mode
+     *
+     * @access public
+     * @return $this
+     */
+    public function withDebug()
+    {
+        $this->debug = true;
+        return $this;
+    }
+
+    /**
+     * Disable SSL verification
+     *
+     * @access public
+     * @return $this
+     */
+    public function withoutSslVerification()
+    {
+        $this->verifySslCertificate = false;
+        return $this;
+    }
+
+    /**
+     * Assign a callback before the request
+     *
+     * @access public
+     * @param  Closure $closure
+     * @return $this
+     */
+    public function withBeforeRequestCallback(Closure $closure)
+    {
+        $this->beforeRequest = $closure;
+        return $this;
+    }
+
+    /**
+     * Get cookies
+     *
+     * @access public
+     * @return array
+     */
+    public function getCookies()
+    {
+        return $this->cookies;
+    }
+
+    /**
+     * Do the HTTP request
+     *
+     * @access public
+     * @throws ConnectionFailureException
+     * @param  string $payload
+     * @return array
+     */
+    public function execute($payload)
+    {
+        if (is_callable($this->beforeRequest)) {
+            call_user_func_array($this->beforeRequest, array($this, $payload));
+        }
+
+        $stream = fopen(trim($this->url), 'r', false, $this->buildContext($payload));
+
+        if (! is_resource($stream)) {
+            throw new ConnectionFailureException('Unable to establish a connection');
+        }
+
+        $metadata = stream_get_meta_data($stream);
+        $headers = $metadata['wrapper_data'];
+        $response = json_decode(stream_get_contents($stream), true);
+
+        if ($this->debug) {
+            error_log('==> Request: '.PHP_EOL.(is_string($payload) ? $payload : json_encode($payload, JSON_PRETTY_PRINT)));
+            error_log('==> Headers: '.PHP_EOL.var_export($headers, true));
+            error_log('==> Response: '.PHP_EOL.json_encode($response, JSON_PRETTY_PRINT));
+        }
+
+        $this->handleExceptions($headers);
+        $this->parseCookies($headers);
+
+        return $response;
+    }
+
+    /**
+     * Prepare stream context
+     *
+     * @access private
+     * @param  string   $payload
+     * @return resource
+     */
+    private function buildContext($payload)
+    {
+        $headers = $this->headers;
+
+        if (! empty($this->username) && ! empty($this->password)) {
+            $headers[] = 'Authorization: Basic '.base64_encode($this->username.':'.$this->password);
+        }
+
+        if (! empty($this->cookies)){
+            $cookies = array();
+
+            foreach ($this->cookies as $key => $value) {
+                $cookies[] = $key.'='.$value;
+            }
+
+            $headers[] = 'Cookie: '.implode('; ', $cookies);
+        }
+
+        return stream_context_create(array(
+            'http' => array(
+                'method' => 'POST',
+                'protocol_version' => 1.1,
+                'timeout' => $this->timeout,
+                'max_redirects' => 2,
+                'header' => implode("\r\n", $headers),
+                'content' => $payload,
+                'ignore_errors' => true,
+            ),
+            'ssl' => array(
+                'verify_peer' => $this->verifySslCertificate,
+                'verify_peer_name' => $this->verifySslCertificate,
+            )
+        ));
+    }
+
+    /**
+     * Parse cookies from response
+     *
+     * @access private
+     * @param  array $headers
+     */
+    private function parseCookies(array $headers)
+    {
+        foreach ($headers as $header) {
+            $pos = stripos($header, 'Set-Cookie:');
+
+            if ($pos !== false) {
+                $cookies = explode(';', substr($header, $pos + 11));
+
+                foreach ($cookies as $cookie) {
+                    $item = explode('=', $cookie);
+
+                    if (count($item) === 2) {
+                        $name = trim($item[0]);
+                        $value = $item[1];
+                        $this->cookies[$name] = $value;
+                    }
+                }
+            }
+        }
+    }
+
+    /**
+     * Throw an exception according the HTTP response
+     *
+     * @access public
+     * @param  array   $headers
+     * @throws AccessDeniedException
+     * @throws ServerErrorException
+     */
+    public function handleExceptions(array $headers)
+    {
+        $exceptions = array(
+            '401' => '\JsonRPC\Exception\AccessDeniedException',
+            '403' => '\JsonRPC\Exception\AccessDeniedException',
+            '404' => '\JsonRPC\Exception\ConnectionFailureException',
+            '500' => '\JsonRPC\Exception\ServerErrorException',
+        );
+
+        foreach ($headers as $header) {
+            foreach ($exceptions as $code => $exception) {
+                if (strpos($header, 'HTTP/1.0 '.$code) !== false || strpos($header, 'HTTP/1.1 '.$code) !== false) {
+                    throw new $exception('Response: '.$header);
+                }
+            }
+        }
+    }
+}

vendor/fguillot/json-rpc/src/JsonRPC/MiddlewareHandler.php

@@ -0,0 +1,114 @@
+<?php
+
+namespace JsonRPC;
+
+/**
+ * Class MiddlewareHandler
+ *
+ * @package JsonRPC
+ * @author  Frederic Guillot
+ */
+class MiddlewareHandler
+{
+    /**
+     * Procedure Name
+     *
+     * @access protected
+     * @var string
+     */
+    protected $procedureName = '';
+
+    /**
+     * Username
+     *
+     * @access protected
+     * @var string
+     */
+    protected $username = '';
+
+    /**
+     * Password
+     *
+     * @access protected
+     * @var string
+     */
+    protected $password = '';
+
+    /**
+     * List of middleware to execute before to call the method
+     *
+     * @access protected
+     * @var MiddlewareInterface[]
+     */
+    protected $middleware = array();
+
+    /**
+     * Set username
+     *
+     * @access public
+     * @param  string $username
+     * @return $this
+     */
+    public function withUsername($username)
+    {
+        if (! empty($username)) {
+            $this->username = $username;
+        }
+
+        return $this;
+    }
+
+    /**
+     * Set password
+     *
+     * @access public
+     * @param  string $password
+     * @return $this
+     */
+    public function withPassword($password)
+    {
+        if (! empty($password)) {
+            $this->password = $password;
+        }
+
+        return $this;
+    }
+
+    /**
+     * Set procedure name
+     *
+     * @access public
+     * @param  string $procedureName
+     * @return $this
+     */
+    public function withProcedure($procedureName)
+    {
+        $this->procedureName = $procedureName;
+        return $this;
+    }
+
+    /**
+     * Add a new middleware
+     *
+     * @access public
+     * @param  MiddlewareInterface $middleware
+     * @return MiddlewareHandler
+     */
+    public function withMiddleware(MiddlewareInterface $middleware)
+    {
+        $this->middleware[] = $middleware;
+        return $this;
+    }
+
+    /**
+     * Execute all middleware
+     *
+     * @access public
+     */
+    public function execute()
+    {
+        foreach ($this->middleware as $middleware) {
+            $middleware->execute($this->username, $this->password, $this->procedureName);
+        }
+    }
+}

vendor/fguillot/json-rpc/src/JsonRPC/MiddlewareInterface.php

@@ -0,0 +1,27 @@
+<?php
+
+namespace JsonRPC;
+
+use JsonRPC\Exception\AccessDeniedException;
+use JsonRPC\Exception\AuthenticationFailureException;
+
+/**
+ * Interface MiddlewareInterface
+ *
+ * @package JsonRPC
+ * @author  Frederic Guillot
+ */
+interface MiddlewareInterface
+{
+    /**
+     * Execute Middleware
+     *
+     * @access public
+     * @param  string $username
+     * @param  string $password
+     * @param  string $procedureName
+     * @throws AccessDeniedException
+     * @throws AuthenticationFailureException
+     */
+    public function execute($username, $password, $procedureName);
+}

vendor/fguillot/json-rpc/src/JsonRPC/ProcedureHandler.php

@@ -0,0 +1,264 @@
+<?php
+
+namespace JsonRPC;
+
+use BadFunctionCallException;
+use Closure;
+use InvalidArgumentException;
+use ReflectionFunction;
+use ReflectionMethod;
+
+/**
+ * Class ProcedureHandler
+ *
+ * @package JsonRPC
+ * @author  Frederic Guillot
+ */
+class ProcedureHandler
+{
+    /**
+     * List of procedures
+     *
+     * @access protected
+     * @var array
+     */
+    protected $callbacks = array();
+
+    /**
+     * List of classes
+     *
+     * @access protected
+     * @var array
+     */
+    protected $classes = array();
+
+    /**
+     * List of instances
+     *
+     * @access protected
+     * @var array
+     */
+    protected $instances = array();
+
+    /**
+     * Before method name to call
+     *
+     * @access protected
+     * @var string
+     */
+    protected $beforeMethodName = '';
+
+    /**
+     * Register a new procedure
+     *
+     * @access public
+     * @param  string   $procedure       Procedure name
+     * @param  closure  $callback        Callback
+     * @return $this
+     */
+    public function withCallback($procedure, Closure $callback)
+    {
+        $this->callbacks[$procedure] = $callback;
+        return $this;
+    }
+
+    /**
+     * Bind a procedure to a class
+     *
+     * @access public
+     * @param  string   $procedure    Procedure name
+     * @param  mixed    $class        Class name or instance
+     * @param  string   $method       Procedure name
+     * @return $this
+     */
+    public function withClassAndMethod($procedure, $class, $method = '')
+    {
+        if ($method === '') {
+            $method = $procedure;
+        }
+
+        $this->classes[$procedure] = array($class, $method);
+        return $this;
+    }
+
+    /**
+     * Bind a class instance
+     *
+     * @access public
+     * @param  mixed   $instance
+     * @return $this
+     */
+    public function withObject($instance)
+    {
+        $this->instances[] = $instance;
+        return $this;
+    }
+
+    /**
+     * Set a before method to call
+     *
+     * @access public
+     * @param  string $methodName
+     * @return $this
+     */
+    public function withBeforeMethod($methodName)
+    {
+        $this->beforeMethodName = $methodName;
+        return $this;
+    }
+
+    /**
+     * Execute the procedure
+     *
+     * @access public
+     * @param  string   $procedure    Procedure name
+     * @param  array    $params       Procedure params
+     * @return mixed
+     */
+    public function executeProcedure($procedure, array $params = array())
+    {
+        if (isset($this->callbacks[$procedure])) {
+            return $this->executeCallback($this->callbacks[$procedure], $params);
+        } elseif (isset($this->classes[$procedure]) && method_exists($this->classes[$procedure][0], $this->classes[$procedure][1])) {
+            return $this->executeMethod($this->classes[$procedure][0], $this->classes[$procedure][1], $params);
+        }
+
+        foreach ($this->instances as $instance) {
+            if (method_exists($instance, $procedure)) {
+                return $this->executeMethod($instance, $procedure, $params);
+            }
+        }
+
+        throw new BadFunctionCallException('Unable to find the procedure');
+    }
+
+    /**
+     * Execute a callback
+     *
+     * @access public
+     * @param  Closure   $callback     Callback
+     * @param  array     $params       Procedure params
+     * @return mixed
+     */
+    public function executeCallback(Closure $callback, $params)
+    {
+        $reflection = new ReflectionFunction($callback);
+
+        $arguments = $this->getArguments(
+            $params,
+            $reflection->getParameters(),
+            $reflection->getNumberOfRequiredParameters(),
+            $reflection->getNumberOfParameters()
+        );
+
+        return $reflection->invokeArgs($arguments);
+    }
+
+    /**
+     * Execute a method
+     *
+     * @access public
+     * @param  mixed     $class        Class name or instance
+     * @param  string    $method       Method name
+     * @param  array     $params       Procedure params
+     * @return mixed
+     */
+    public function executeMethod($class, $method, $params)
+    {
+        $instance = is_string($class) ? new $class : $class;
+        $reflection = new ReflectionMethod($class, $method);
+
+        $this->executeBeforeMethod($instance, $method);
+
+        $arguments = $this->getArguments(
+            $params,
+            $reflection->getParameters(),
+            $reflection->getNumberOfRequiredParameters(),
+            $reflection->getNumberOfParameters()
+        );
+
+        return $reflection->invokeArgs($instance, $arguments);
+    }
+
+    /**
+     * Execute before method if defined
+     *
+     * @access public
+     * @param  mixed  $object
+     * @param  string $method
+     */
+    public function executeBeforeMethod($object, $method)
+    {
+        if ($this->beforeMethodName !== '' && method_exists($object, $this->beforeMethodName)) {
+            call_user_func_array(array($object, $this->beforeMethodName), array($method));
+        }
+    }
+
+    /**
+     * Get procedure arguments
+     *
+     * @access public
+     * @param  array   $requestParams    Incoming arguments
+     * @param  array   $methodParams     Procedure arguments
+     * @param  integer $nbRequiredParams Number of required parameters
+     * @param  integer $nbMaxParams      Maximum number of parameters
+     * @return array
+     */
+    public function getArguments(array $requestParams, array $methodParams, $nbRequiredParams, $nbMaxParams)
+    {
+        $nbParams = count($requestParams);
+
+        if ($nbParams < $nbRequiredParams) {
+            throw new InvalidArgumentException('Wrong number of arguments');
+        }
+
+        if ($nbParams > $nbMaxParams) {
+            throw new InvalidArgumentException('Too many arguments');
+        }
+
+        if ($this->isPositionalArguments($requestParams)) {
+            return $requestParams;
+        }
+
+        return $this->getNamedArguments($requestParams, $methodParams);
+    }
+
+    /**
+     * Return true if we have positional parameters
+     *
+     * @access public
+     * @param  array    $request_params      Incoming arguments
+     * @return bool
+     */
+    public function isPositionalArguments(array $request_params)
+    {
+        return array_keys($request_params) === range(0, count($request_params) - 1);
+    }
+
+    /**
+     * Get named arguments
+     *
+     * @access public
+     * @param  array $requestParams Incoming arguments
+     * @param  array $methodParams  Procedure arguments
+     * @return array
+     */
+    public function getNamedArguments(array $requestParams, array $methodParams)
+    {
+        $params = array();
+
+        foreach ($methodParams as $p) {
+            $name = $p->getName();
+
+            if (isset($requestParams[$name])) {
+                $params[$name] = $requestParams[$name];
+            } elseif ($p->isDefaultValueAvailable()) {
+                $params[$name] = $p->getDefaultValue();
+            } else {
+                throw new InvalidArgumentException('Missing argument: '.$name);
+            }
+        }
+
+        return $params;
+    }
+}

vendor/fguillot/json-rpc/src/JsonRPC/Request/BatchRequestParser.php

@@ -0,0 +1,55 @@
+<?php
+
+namespace JsonRPC\Request;
+
+/**
+ * Class BatchRequestParser
+ *
+ * @package JsonRPC\Request
+ * @author  Frederic Guillot
+ */
+class BatchRequestParser extends RequestParser
+{
+    /**
+     * Parse incoming request
+     *
+     * @access public
+     * @return string
+     */
+    public function parse()
+    {
+        $responses = array();
+
+        foreach ($this->payload as $payload) {
+            $responses[] = RequestParser::create()
+                ->withPayload($payload)
+                ->withProcedureHandler($this->procedureHandler)
+                ->withMiddlewareHandler($this->middlewareHandler)
+                ->withLocalException($this->localExceptions)
+                ->parse();
+        }
+
+        $responses = array_filter($responses);
+        return empty($responses) ? '' : '['.implode(',', $responses).']';
+    }
+
+    /**
+     * Return true if we have a batch request
+     *
+     * ex : [
+     *   0 => '...',
+     *   1 => '...',
+     *   2 => '...',
+     *   3 => '...',
+     * ]
+     *
+     * @static
+     * @access public
+     * @param  array $payload
+     * @return bool
+     */
+    public static function isBatchRequest(array $payload)
+    {
+        return array_keys($payload) === range(0, count($payload) - 1);
+    }
+}

vendor/fguillot/json-rpc/src/JsonRPC/Request/RequestBuilder.php

@@ -0,0 +1,129 @@
+<?php
+
+namespace JsonRPC\Request;
+
+/**
+ * Class RequestBuilder
+ *
+ * @package JsonRPC\Request
+ * @author  Frederic Guillot
+ */
+class RequestBuilder
+{
+    /**
+     * Request ID
+     *
+     * @access private
+     * @var mixed
+     */
+    private $id = null;
+
+    /**
+     * Method name
+     *
+     * @access private
+     * @var string
+     */
+    private $procedure = '';
+
+    /**
+     * Method arguments
+     *
+     * @access private
+     * @var array
+     */
+    private $params = array();
+
+    /**
+     * Additional request attributes
+     *
+     * @access private
+     * @var array
+     */
+    private $reqattrs = array();
+
+    /**
+     * Get new object instance
+     *
+     * @static
+     * @access public
+     * @return RequestBuilder
+     */
+    public static function create()
+    {
+        return new static();
+    }
+
+    /**
+     * Set id
+     *
+     * @access public
+     * @param  null $id
+     * @return RequestBuilder
+     */
+    public function withId($id)
+    {
+        $this->id = $id;
+        return $this;
+    }
+
+    /**
+     * Set method
+     *
+     * @access public
+     * @param  string $procedure
+     * @return RequestBuilder
+     */
+    public function withProcedure($procedure)
+    {
+        $this->procedure = $procedure;
+        return $this;
+    }
+
+    /**
+     * Set parameters
+     *
+     * @access public
+     * @param  array $params
+     * @return RequestBuilder
+     */
+    public function withParams(array $params)
+    {
+        $this->params = $params;
+        return $this;
+    }
+
+    /**
+     * Set additional request attributes
+     *
+     * @access public
+     * @param  array $reqattrs
+     * @return RequestBuilder
+     */
+    public function withRequestAttributes(array $reqattrs)
+    {
+        $this->reqattrs = $reqattrs;
+        return $this;
+    }
+
+    /**
+     * Build the payload
+     *
+     * @access public
+     * @return string
+     */
+    public function build()
+    {
+        $payload = array_merge_recursive($this->reqattrs, array(
+            'jsonrpc' => '2.0',
+            'method' => $this->procedure,
+            'id' => $this->id ?: mt_rand(),
+        ));
+
+        if (! empty($this->params)) {
+            $payload['params'] = $this->params;
+        }
+
+        return json_encode($payload);
+    }
+}

vendor/fguillot/json-rpc/src/JsonRPC/Request/RequestParser.php

@@ -0,0 +1,200 @@
+<?php
+
+namespace JsonRPC\Request;
+
+use Exception;
+use JsonRPC\Exception\AccessDeniedException;
+use JsonRPC\Exception\AuthenticationFailureException;
+use JsonRPC\Exception\InvalidJsonRpcFormatException;
+use JsonRPC\MiddlewareHandler;
+use JsonRPC\ProcedureHandler;
+use JsonRPC\Response\ResponseBuilder;
+use JsonRPC\Validator\JsonFormatValidator;
+use JsonRPC\Validator\RpcFormatValidator;
+
+/**
+ * Class RequestParser
+ *
+ * @package JsonRPC
+ * @author  Frederic Guillot
+ */
+class RequestParser
+{
+    /**
+     * Request payload
+     *
+     * @access protected
+     * @var mixed
+     */
+    protected $payload;
+
+    /**
+     * List of exceptions that should not be relayed to the client
+     *
+     * @access protected
+     * @var array()
+     */
+    protected $localExceptions = array(
+        'JsonRPC\Exception\AuthenticationFailureException',
+        'JsonRPC\Exception\AccessDeniedException',
+    );
+
+    /**
+     * ProcedureHandler
+     *
+     * @access protected
+     * @var ProcedureHandler
+     */
+    protected $procedureHandler;
+
+    /**
+     * MiddlewareHandler
+     *
+     * @access protected
+     * @var MiddlewareHandler
+     */
+    protected $middlewareHandler;
+
+    /**
+     * Get new object instance
+     *
+     * @static
+     * @access public
+     * @return RequestParser
+     */
+    public static function create()
+    {
+        return new static();
+    }
+
+    /**
+     * Set payload
+     *
+     * @access public
+     * @param  mixed $payload
+     * @return $this
+     */
+    public function withPayload($payload)
+    {
+        $this->payload = $payload;
+        return $this;
+    }
+
+    /**
+     * Exception classes that should not be relayed to the client
+     *
+     * @access public
+     * @param  mixed $exception
+     * @return $this
+     */
+    public function withLocalException($exception)
+    {
+        if (is_array($exception)) {
+            $this->localExceptions = array_merge($this->localExceptions, $exception);
+        } else {
+            $this->localExceptions[] = $exception;
+        }
+        
+        return $this;
+    }
+
+    /**
+     * Set procedure handler
+     *
+     * @access public
+     * @param  ProcedureHandler $procedureHandler
+     * @return $this
+     */
+    public function withProcedureHandler(ProcedureHandler $procedureHandler)
+    {
+        $this->procedureHandler = $procedureHandler;
+        return $this;
+    }
+
+    /**
+     * Set middleware handler
+     *
+     * @access public
+     * @param  MiddlewareHandler $middlewareHandler
+     * @return $this
+     */
+    public function withMiddlewareHandler(MiddlewareHandler $middlewareHandler)
+    {
+        $this->middlewareHandler = $middlewareHandler;
+        return $this;
+    }
+
+    /**
+     * Parse incoming request
+     *
+     * @access public
+     * @return string
+     * @throws AccessDeniedException
+     * @throws AuthenticationFailureException
+     */
+    public function parse()
+    {
+        try {
+
+            JsonFormatValidator::validate($this->payload);
+            RpcFormatValidator::validate($this->payload);
+
+            $this->middlewareHandler
+                ->withProcedure($this->payload['method'])
+                ->execute();
+
+            $result = $this->procedureHandler->executeProcedure(
+                $this->payload['method'],
+                empty($this->payload['params']) ? array() : $this->payload['params']
+            );
+
+            if (! $this->isNotification()) {
+                return ResponseBuilder::create()
+                    ->withId($this->payload['id'])
+                    ->withResult($result)
+                    ->build();
+            }
+        } catch (Exception $e) {
+            return $this->handleExceptions($e);
+        }
+
+        return '';
+    }
+
+    /**
+     * Handle exceptions
+     *
+     * @access protected
+     * @param  Exception $e
+     * @return string
+     * @throws Exception
+     */
+    protected function handleExceptions(Exception $e)
+    {
+        foreach ($this->localExceptions as $exception) {
+            if ($e instanceof $exception) {
+                throw $e;
+            }
+        }
+
+        if ($e instanceof InvalidJsonRpcFormatException || ! $this->isNotification()) {
+            return ResponseBuilder::create()
+                ->withId(isset($this->payload['id']) ? $this->payload['id'] : null)
+                ->withException($e)
+                ->build();
+        }
+
+        return '';
+    }
+
+    /**
+     * Return true if the message is a notification
+     *
+     * @access protected
+     * @return bool
+     */
+    protected function isNotification()
+    {
+        return is_array($this->payload) && !isset($this->payload['id']);
+    }
+}

vendor/fguillot/json-rpc/src/JsonRPC/Response/ResponseBuilder.php

@@ -0,0 +1,324 @@
+<?php
+
+namespace JsonRPC\Response;
+
+use BadFunctionCallException;
+use Exception;
+use InvalidArgumentException;
+use JsonRPC\Exception\AccessDeniedException;
+use JsonRPC\Exception\AuthenticationFailureException;
+use JsonRPC\Exception\InvalidJsonFormatException;
+use JsonRPC\Exception\InvalidJsonRpcFormatException;
+use JsonRPC\Exception\ResponseEncodingFailureException;
+use JsonRPC\Exception\ResponseException;
+use JsonRPC\Validator\JsonEncodingValidator;
+
+/**
+ * Class ResponseBuilder
+ *
+ * @package JsonRPC
+ * @author  Frederic Guillot
+ */
+class ResponseBuilder
+{
+    /**
+     * Payload ID
+     *
+     * @access private
+     * @var mixed
+     */
+    private $id;
+
+    /**
+     * Payload ID
+     *
+     * @access private
+     * @var mixed
+     */
+    private $result;
+
+    /**
+     * Payload error code
+     *
+     * @access private
+     * @var integer
+     */
+    private $errorCode;
+
+    /**
+     * Payload error message
+     *
+     * @access private
+     * @var string
+     */
+    private $errorMessage;
+
+    /**
+     * Payload error data
+     *
+     * @access private
+     * @var mixed
+     */
+    private $errorData;
+
+    /**
+     * HTTP Headers
+     *
+     * @access private
+     * @var array
+     */
+    private $headers = array(
+        'Content-Type' => 'application/json',
+    );
+
+    /**
+     * HTTP status
+     *
+     * @access private
+     * @var string
+     */
+    private $status;
+
+    /**
+     * Exception
+     *
+     * @access private
+     * @var ResponseException
+     */
+    private $exception;
+
+    /**
+     * Get new object instance
+     *
+     * @static
+     * @access public
+     * @return ResponseBuilder
+     */
+    public static function create()
+    {
+        return new static();
+    }
+
+    /**
+     * Set id
+     *
+     * @access public
+     * @param  mixed  $id
+     * @return $this
+     */
+    public function withId($id)
+    {
+        $this->id = $id;
+        return $this;
+    }
+
+    /**
+     * Set result
+     *
+     * @access public
+     * @param  mixed $result
+     * @return $this
+     */
+    public function withResult($result)
+    {
+        $this->result = $result;
+        return $this;
+    }
+
+    /**
+     * Set error
+     *
+     * @access public
+     * @param  integer $code
+     * @param  string  $message
+     * @param  string  $data
+     * @return $this
+     */
+    public function withError($code, $message, $data = '')
+    {
+        $this->errorCode = $code;
+        $this->errorMessage = $message;
+        $this->errorData = $data;
+        return $this;
+    }
+
+    /**
+     * Set exception
+     *
+     * @access public
+     * @param  Exception $exception
+     * @return $this
+     */
+    public function withException(Exception $exception)
+    {
+        $this->exception = $exception;
+        return $this;
+    }
+
+    /**
+     * Add HTTP header
+     *
+     * @access public
+     * @param  string $name
+     * @param  string $value
+     * @return $this
+     */
+    public function withHeader($name, $value)
+    {
+        $this->headers[$name] = $value;
+        return $this;
+    }
+
+    /**
+     * Add HTTP Status
+     *
+     * @access public
+     * @param  string $status
+     * @return $this
+     */
+    public function withStatus($status)
+    {
+        $this->status = $status;
+        return $this;
+    }
+
+    /**
+     * Get status
+     *
+     * @access public
+     * @return string
+     */
+    public function getStatus()
+    {
+        return $this->status;
+    }
+
+    /**
+     * Get headers
+     *
+     * @access public
+     * @return string[]
+     */
+    public function getHeaders()
+    {
+        return $this->headers;
+    }
+
+    /**
+     * Build response
+     *
+     * @access public
+     * @return string
+     */
+    public function build()
+    {
+        $encodedResponse = json_encode($this->buildResponse());
+        JsonEncodingValidator::validate();
+
+        return $encodedResponse;
+    }
+
+    /**
+     * Send HTTP headers
+     *
+     * @access public
+     * @return $this
+     */
+    public function sendHeaders()
+    {
+        if (! empty($this->status)) {
+            header($this->status);
+        }
+
+        foreach ($this->headers as $name => $value) {
+            header($name.': '.$value);
+        }
+
+        return $this;
+    }
+
+    /**
+     * Build response payload
+     *
+     * @access private
+     * @return array
+     */
+    private function buildResponse()
+    {
+        $response = array('jsonrpc' => '2.0');
+        $this->handleExceptions();
+
+        if (! empty($this->errorMessage)) {
+            $response['error'] = $this->buildErrorResponse();
+        } else {
+            $response['result'] = $this->result;
+        }
+
+        $response['id'] = $this->id;
+        return $response;
+    }
+
+    /**
+     * Build response error payload
+     *
+     * @access private
+     * @return array
+     */
+    private function buildErrorResponse()
+    {
+        $response = array(
+            'code' => $this->errorCode,
+            'message' => $this->errorMessage,
+        );
+
+        if (! empty($this->errorData)) {
+            $response['data'] = $this->errorData;
+        }
+
+        return $response;
+    }
+
+    /**
+     * Transform exceptions to JSON-RPC errors
+     *
+     * @access private
+     */
+    private function handleExceptions()
+    {
+        if ($this->exception instanceof InvalidJsonFormatException) {
+            $this->errorCode = -32700;
+            $this->errorMessage = 'Parse error';
+            $this->id = null;
+        } elseif ($this->exception instanceof InvalidJsonRpcFormatException) {
+            $this->errorCode = -32600;
+            $this->errorMessage = 'Invalid Request';
+            $this->id = null;
+        } elseif ($this->exception instanceof BadFunctionCallException) {
+            $this->errorCode = -32601;
+            $this->errorMessage = 'Method not found';
+        } elseif ($this->exception instanceof InvalidArgumentException) {
+            $this->errorCode = -32602;
+            $this->errorMessage = 'Invalid params';
+        } elseif ($this->exception instanceof ResponseEncodingFailureException) {
+            $this->errorCode = -32603;
+            $this->errorMessage = 'Internal error';
+            $this->errorData = $this->exception->getMessage();
+        } elseif ($this->exception instanceof AuthenticationFailureException) {
+            $this->errorCode = 401;
+            $this->errorMessage = 'Unauthorized';
+            $this->status = 'HTTP/1.0 401 Unauthorized';
+            $this->withHeader('WWW-Authenticate', 'Basic realm="JsonRPC"');
+        } elseif ($this->exception instanceof AccessDeniedException) {
+            $this->errorCode = 403;
+            $this->errorMessage = 'Forbidden';
+            $this->status = 'HTTP/1.0 403 Forbidden';
+        } elseif ($this->exception instanceof ResponseException) {
+            $this->errorCode = $this->exception->getCode();
+            $this->errorMessage = $this->exception->getMessage();
+            $this->errorData = $this->exception->getData();
+        } elseif ($this->exception instanceof Exception) {
+            $this->errorCode = $this->exception->getCode();
+            $this->errorMessage = $this->exception->getMessage();
+        }
+    }
+}

vendor/fguillot/json-rpc/src/JsonRPC/Response/ResponseParser.php

@@ -0,0 +1,154 @@
+<?php
+
+namespace JsonRPC\Response;
+
+use BadFunctionCallException;
+use InvalidArgumentException;
+use Exception;
+use JsonRPC\Exception\InvalidJsonFormatException;
+use JsonRPC\Exception\InvalidJsonRpcFormatException;
+use JsonRPC\Exception\ResponseException;
+use JsonRPC\Validator\JsonFormatValidator;
+
+/**
+ * Class ResponseParser
+ *
+ * @package JsonRPC\Request
+ * @author  Frederic Guillot
+ */
+class ResponseParser
+{
+    /**
+     * Payload
+     *
+     * @access private
+     * @var mixed
+     */
+    private $payload;
+
+    /**
+     * Do not immediately throw an exception on error. Return it instead.
+     *
+     * @var bool
+     */
+    private $returnException = false;
+
+    /**
+     * Get new object instance
+     *
+     * @static
+     * @access public
+     * @return ResponseParser
+     */
+    public static function create()
+    {
+        return new static();
+    }
+
+    /**
+     * Set Return Exception Or Throw It
+     *
+     * @param $returnException
+     * @return ResponseParser
+     */
+    public function withReturnException($returnException)
+    {
+        $this->returnException = $returnException;
+        return $this;
+    }
+
+    /**
+     * Set payload
+     *
+     * @access public
+     * @param  mixed $payload
+     * @return $this
+     */
+    public function withPayload($payload)
+    {
+        $this->payload = $payload;
+        return $this;
+    }
+
+    /**
+     * Parse response
+     *
+     * @return array|Exception|null
+     * @throws InvalidJsonFormatException
+     * @throws BadFunctionCallException
+     * @throws InvalidJsonRpcFormatException
+     * @throws InvalidArgumentException
+     * @throws Exception
+     * @throws ResponseException
+     */
+    public function parse()
+    {
+        JsonFormatValidator::validate($this->payload);
+
+        if ($this->isBatchResponse()) {
+            $results = array();
+
+            foreach ($this->payload as $response) {
+                $results[] = self::create()
+                    ->withReturnException($this->returnException)
+                    ->withPayload($response)
+                    ->parse();
+            }
+
+            return $results;
+        }
+
+        if (isset($this->payload['error']['code'])) {
+            try {
+                $this->handleExceptions();
+            } catch (Exception $e) {
+                if ($this->returnException) {
+                    return $e;
+                }
+                throw $e;
+            }
+        }
+
+        return isset($this->payload['result']) ? $this->payload['result'] : null;
+    }
+
+    /**
+     * Handle exceptions
+     *
+     * @access private
+     * @throws InvalidJsonFormatException
+     * @throws InvalidJsonRpcFormatException
+     * @throws ResponseException
+     */
+    private function handleExceptions()
+    {
+        switch ($this->payload['error']['code']) {
+            case -32700:
+                throw new InvalidJsonFormatException('Parse error: '.$this->payload['error']['message']);
+            case -32600:
+                throw new InvalidJsonRpcFormatException('Invalid Request: '.$this->payload['error']['message']);
+            case -32601:
+                throw new BadFunctionCallException('Procedure not found: '.$this->payload['error']['message']);
+            case -32602:
+                throw new InvalidArgumentException('Invalid arguments: '.$this->payload['error']['message']);
+            default:
+                throw new ResponseException(
+                    $this->payload['error']['message'],
+                    $this->payload['error']['code'],
+                    null,
+                    isset($this->payload['error']['data']) ? $this->payload['error']['data'] : null
+                );
+        }
+    }
+
+    /**
+     * Return true if we have a batch response
+     *
+     * @access private
+     * @return boolean
+     */
+    private function isBatchResponse()
+    {
+        return array_keys($this->payload) === range(0, count($this->payload) - 1);
+    }
+}

vendor/fguillot/json-rpc/src/JsonRPC/Server.php

@@ -0,0 +1,386 @@
+<?php
+
+namespace JsonRPC;
+
+use Closure;
+use Exception;
+use JsonRPC\Request\BatchRequestParser;
+use JsonRPC\Request\RequestParser;
+use JsonRPC\Response\ResponseBuilder;
+use JsonRPC\Validator\HostValidator;
+use JsonRPC\Validator\JsonFormatValidator;
+use JsonRPC\Validator\UserValidator;
+
+/**
+ * JsonRPC server class
+ *
+ * @package JsonRPC
+ * @author  Frederic Guillot
+ */
+class Server
+{
+    /**
+     * Allowed hosts
+     *
+     * @access protected
+     * @var array
+     */
+    protected $hosts = array();
+
+    /**
+     * Data received from the client
+     *
+     * @access protected
+     * @var array
+     */
+    protected $payload = array();
+
+    /**
+     * List of exceptions that should not be relayed to the client
+     *
+     * @access protected
+     * @var array()
+     */
+    protected $localExceptions = array();
+
+    /**
+     * Username
+     *
+     * @access protected
+     * @var string
+     */
+    protected $username = '';
+
+    /**
+     * Password
+     *
+     * @access protected
+     * @var string
+     */
+    protected $password = '';
+
+    /**
+     * Allowed users
+     *
+     * @access protected
+     * @var array
+     */
+    protected $users = array();
+
+    /**
+     * $_SERVER
+     *
+     * @access protected
+     * @var array
+     */
+    protected $serverVariable;
+
+    /**
+     * ProcedureHandler object
+     *
+     * @access protected
+     * @var ProcedureHandler
+     */
+    protected $procedureHandler;
+
+    /**
+     * MiddlewareHandler object
+     *
+     * @access protected
+     * @var MiddlewareHandler
+     */
+    protected $middlewareHandler;
+
+    /**
+     * Response builder
+     *
+     * @access protected
+     * @var ResponseBuilder
+     */
+    protected $responseBuilder;
+
+    /**
+     * Response builder
+     *
+     * @access protected
+     * @var RequestParser
+     */
+    protected $requestParser;
+
+    /**
+     *
+     * Batch request parser
+     *
+     * @access protected
+     * @var BatchRequestParser
+     */
+    protected $batchRequestParser;
+
+    /**
+     * Constructor
+     *
+     * @access public
+     * @param  string              $request
+     * @param  array               $server
+     * @param  ResponseBuilder     $responseBuilder
+     * @param  RequestParser       $requestParser
+     * @param  BatchRequestParser  $batchRequestParser
+     * @param  ProcedureHandler    $procedureHandler
+     * @param  MiddlewareHandler   $middlewareHandler
+     */
+    public function __construct(
+        $request = '',
+        array $server = array(),
+        ResponseBuilder $responseBuilder = null,
+        RequestParser $requestParser = null,
+        BatchRequestParser $batchRequestParser = null,
+        ProcedureHandler $procedureHandler = null,
+        MiddlewareHandler $middlewareHandler = null
+    ) {
+        if ($request !== '') {
+            $this->payload = json_decode($request, true);
+        } else {
+            $this->payload = json_decode(file_get_contents('php://input'), true);
+        }
+
+        $this->serverVariable = $server ?: $_SERVER;
+        $this->responseBuilder = $responseBuilder ?: ResponseBuilder::create();
+        $this->requestParser = $requestParser ?: RequestParser::create();
+        $this->batchRequestParser = $batchRequestParser ?: BatchRequestParser::create();
+        $this->procedureHandler = $procedureHandler ?: new ProcedureHandler();
+        $this->middlewareHandler = $middlewareHandler ?: new MiddlewareHandler();
+    }
+
+    /**
+     * Define alternative authentication header
+     *
+     * @access public
+     * @param  string   $header   Header name
+     * @return $this
+     */
+    public function setAuthenticationHeader($header)
+    {
+        if (! empty($header)) {
+            $header = 'HTTP_'.str_replace('-', '_', strtoupper($header));
+            $value = $this->getServerVariable($header);
+
+            if (! empty($value)) {
+                list($this->username, $this->password) = explode(':', base64_decode($value));
+            }
+        }
+
+        return $this;
+    }
+
+    /**
+     * Get ProcedureHandler
+     *
+     * @access public
+     * @return ProcedureHandler
+     */
+    public function getProcedureHandler()
+    {
+        return $this->procedureHandler;
+    }
+
+    /**
+     * Get MiddlewareHandler
+     *
+     * @access public
+     * @return MiddlewareHandler
+     */
+    public function getMiddlewareHandler()
+    {
+        return $this->middlewareHandler;
+    }
+
+    /**
+     * Get username
+     *
+     * @access public
+     * @return string
+     */
+    public function getUsername()
+    {
+        return $this->username ?: $this->getServerVariable('PHP_AUTH_USER');
+    }
+
+    /**
+     * Get password
+     *
+     * @access public
+     * @return string
+     */
+    public function getPassword()
+    {
+        return $this->password ?: $this->getServerVariable('PHP_AUTH_PW');
+    }
+
+    /**
+     * IP based client restrictions
+     *
+     * @access public
+     * @param  array   $hosts   List of hosts
+     * @return $this
+     */
+    public function allowHosts(array $hosts)
+    {
+        $this->hosts = $hosts;
+        return $this;
+    }
+
+    /**
+     * HTTP Basic authentication
+     *
+     * @access public
+     * @param  array   $users   Dictionary of username/password
+     * @return $this
+     */
+    public function authentication(array $users)
+    {
+        $this->users = $users;
+        return $this;
+    }
+
+    /**
+     * Register a new procedure
+     *
+     * @access public
+     * @deprecated Use $server->getProcedureHandler()->withCallback($procedure, $callback)
+     * @param  string   $procedure       Procedure name
+     * @param  closure  $callback        Callback
+     * @return $this
+     */
+    public function register($procedure, Closure $callback)
+    {
+        $this->procedureHandler->withCallback($procedure, $callback);
+        return $this;
+    }
+
+    /**
+     * Bind a procedure to a class
+     *
+     * @access public
+     * @deprecated Use $server->getProcedureHandler()->withClassAndMethod($procedure, $class, $method);
+     * @param  string   $procedure    Procedure name
+     * @param  mixed    $class        Class name or instance
+     * @param  string   $method       Procedure name
+     * @return $this
+     */
+    public function bind($procedure, $class, $method = '')
+    {
+        $this->procedureHandler->withClassAndMethod($procedure, $class, $method);
+        return $this;
+    }
+
+    /**
+     * Bind a class instance
+     *
+     * @access public
+     * @deprecated Use $server->getProcedureHandler()->withObject($instance);
+     * @param  mixed   $instance    Instance name
+     * @return $this
+     */
+    public function attach($instance)
+    {
+        $this->procedureHandler->withObject($instance);
+        return $this;
+    }
+
+    /**
+     * Exception classes that should not be relayed to the client
+     *
+     * @access public
+     * @param  Exception|string $exception
+     * @return $this
+     */
+    public function withLocalException($exception)
+    {
+        $this->localExceptions[] = $exception;
+        return $this;
+    }
+
+    /**
+     * Parse incoming requests
+     *
+     * @access public
+     * @return string
+     */
+    public function execute()
+    {
+        try {
+            JsonFormatValidator::validate($this->payload);
+            HostValidator::validate($this->hosts, $this->getServerVariable('REMOTE_ADDR'));
+            UserValidator::validate($this->users, $this->getUsername(), $this->getPassword());
+
+            $this->middlewareHandler
+                ->withUsername($this->getUsername())
+                ->withPassword($this->getPassword())
+            ;
+
+            $response = $this->parseRequest();
+
+        } catch (Exception $e) {
+            $response = $this->handleExceptions($e);
+        }
+
+        $this->responseBuilder->sendHeaders();
+        return $response;
+    }
+
+    /**
+     * Handle exceptions
+     * 
+     * @access protected
+     * @param  Exception $e
+     * @return string
+     * @throws Exception
+     */
+    protected function handleExceptions(Exception $e)
+    {
+        foreach ($this->localExceptions as $exception) {
+            if ($e instanceof $exception) {
+                throw $e;
+            }
+        }
+
+        return $this->responseBuilder->withException($e)->build();
+    }
+
+    /**
+     * Parse incoming request
+     *
+     * @access protected
+     * @return string
+     */
+    protected function parseRequest()
+    {
+        if (BatchRequestParser::isBatchRequest($this->payload)) {
+            return $this->batchRequestParser
+                ->withPayload($this->payload)
+                ->withProcedureHandler($this->procedureHandler)
+                ->withMiddlewareHandler($this->middlewareHandler)
+                ->withLocalException($this->localExceptions)
+                ->parse();
+        }
+
+        return $this->requestParser
+            ->withPayload($this->payload)
+            ->withProcedureHandler($this->procedureHandler)
+            ->withMiddlewareHandler($this->middlewareHandler)
+            ->withLocalException($this->localExceptions)
+            ->parse();
+    }
+
+    /**
+     * Check existence and get value of server variable
+     *
+     * @access protected
+     * @param  string $variable
+     * @return string|null
+     */
+    protected function getServerVariable($variable)
+    {
+        return isset($this->serverVariable[$variable]) ? $this->serverVariable[$variable] : null;
+    }
+}

vendor/fguillot/json-rpc/src/JsonRPC/Validator/HostValidator.php

@@ -0,0 +1,30 @@
+<?php
+
+namespace JsonRPC\Validator;
+
+use JsonRPC\Exception\AccessDeniedException;
+
+/**
+ * Class HostValidator
+ *
+ * @package JsonRPC\Validator
+ * @author  Frederic Guillot
+ */
+class HostValidator
+{
+    /**
+     * Validate
+     *
+     * @static
+     * @access public
+     * @param  array  $hosts
+     * @param  string $remoteAddress
+     * @throws AccessDeniedException
+     */
+    public static function validate(array $hosts, $remoteAddress)
+    {
+        if (! empty($hosts) && ! in_array($remoteAddress, $hosts)) {
+            throw new AccessDeniedException('Access Forbidden');
+        }
+    }
+}

vendor/fguillot/json-rpc/src/JsonRPC/Validator/JsonEncodingValidator.php

@@ -0,0 +1,44 @@
+<?php
+
+namespace JsonRPC\Validator;
+
+use JsonRPC\Exception\ResponseEncodingFailureException;
+
+/**
+ * Class JsonEncodingValidator
+ *
+ * @package JsonRPC\Validator
+ * @author  Frederic Guillot
+ */
+class JsonEncodingValidator
+{
+    public static function validate()
+    {
+        $jsonError = json_last_error();
+
+        if ($jsonError !== JSON_ERROR_NONE) {
+            switch ($jsonError) {
+                case JSON_ERROR_DEPTH:
+                    $errorMessage = 'Maximum stack depth exceeded';
+                    break;
+                case JSON_ERROR_STATE_MISMATCH:
+                    $errorMessage = 'Underflow or the modes mismatch';
+                    break;
+                case JSON_ERROR_CTRL_CHAR:
+                    $errorMessage = 'Unexpected control character found';
+                    break;
+                case JSON_ERROR_SYNTAX:
+                    $errorMessage = 'Syntax error, malformed JSON';
+                    break;
+                case JSON_ERROR_UTF8:
+                    $errorMessage = 'Malformed UTF-8 characters, possibly incorrectly encoded';
+                    break;
+                default:
+                    $errorMessage = 'Unknown error';
+                    break;
+            }
+
+            throw new ResponseEncodingFailureException($errorMessage, $jsonError);
+        }
+    }
+}

vendor/fguillot/json-rpc/src/JsonRPC/Validator/JsonFormatValidator.php

@@ -0,0 +1,30 @@
+<?php
+
+namespace JsonRPC\Validator;
+
+use JsonRPC\Exception\InvalidJsonFormatException;
+
+/**
+ * Class JsonFormatValidator
+ *
+ * @package JsonRPC\Validator
+ * @author  Frederic Guillot
+ */
+class JsonFormatValidator
+{
+    /**
+     * Validate
+     *
+     * @static
+     * @access public
+     * @param  mixed $payload
+     * @throws InvalidJsonFormatException
+     */
+    public static function validate($payload)
+    {
+        if (! is_array($payload)) {
+            throw new InvalidJsonFormatException('Malformed payload');
+        }
+    }
+}
+

vendor/fguillot/json-rpc/src/JsonRPC/Validator/RpcFormatValidator.php

@@ -0,0 +1,35 @@
+<?php
+
+namespace JsonRPC\Validator;
+
+use JsonRPC\Exception\InvalidJsonRpcFormatException;
+
+/**
+ * Class RpcFormatValidator
+ *
+ * @package JsonRPC\Validator
+ * @author  Frederic Guillot
+ */
+class RpcFormatValidator
+{
+    /**
+     * Validate
+     *
+     * @static
+     * @access public
+     * @param  array $payload
+     * @throws InvalidJsonRpcFormatException
+     */
+    public static function validate(array $payload)
+    {
+        if (! isset($payload['jsonrpc']) ||
+            ! isset($payload['method']) ||
+            ! is_string($payload['method']) ||
+            $payload['jsonrpc'] !== '2.0' ||
+            (isset($payload['params']) && ! is_array($payload['params']))) {
+
+            throw new InvalidJsonRpcFormatException('Invalid JSON RPC payload');
+        }
+    }
+}
+

vendor/fguillot/json-rpc/src/JsonRPC/Validator/UserValidator.php

@@ -0,0 +1,21 @@
+<?php
+
+namespace JsonRPC\Validator;
+
+use JsonRPC\Exception\AuthenticationFailureException;
+
+/**
+ * Class UserValidator
+ *
+ * @package JsonRPC\Validator
+ * @author  Frederic Guillot
+ */
+class UserValidator
+{
+    public static function validate(array $users, $username, $password)
+    {
+        if (! empty($users) && (! isset($users[$username]) || $users[$username] !== $password)) {
+            throw new AuthenticationFailureException('Access not allowed');
+        }
+    }
+}

vendor/fguillot/picodb/LICENSE

@@ -0,0 +1,21 @@
+The MIT License (MIT)
+
+Copyright (c) 2015 Frederic Guillot
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.

vendor/fguillot/picodb/lib/PicoDb/Builder/BaseBuilder.php

@@ -0,0 +1,86 @@
+<?php
+
+namespace PicoDb\Builder;
+
+use PicoDb\Database;
+
+/**
+ * Class InsertBuilder
+ *
+ * @package PicoDb\Builder
+ * @author  Frederic Guillot
+ */
+abstract class BaseBuilder
+{
+    /**
+     * @var Database
+     */
+    protected $db;
+
+    /**
+     * @var ConditionBuilder
+     */
+    protected $conditionBuilder;
+
+    /**
+     * @var string
+     */
+    protected $table = '';
+
+    /**
+     * @var string[]
+     */
+    protected $columns = array();
+
+    /**
+     * InsertBuilder constructor
+     *
+     * @param Database         $db
+     * @param ConditionBuilder $condition
+     */
+    public function __construct(Database $db, ConditionBuilder $condition)
+    {
+        $this->db = $db;
+        $this->conditionBuilder = $condition;
+    }
+
+    /**
+     * Get object instance
+     *
+     * @static
+     * @access public
+     * @param  Database         $db
+     * @param  ConditionBuilder $condition
+     * @return static
+     */
+    public static function getInstance(Database $db, ConditionBuilder $condition)
+    {
+        return new static($db, $condition);
+    }
+
+    /**
+     * Set table name
+     *
+     * @access public
+     * @param  string $table
+     * @return $this
+     */
+    public function withTable($table)
+    {
+        $this->table = $table;
+        return $this;
+    }
+
+    /**
+     * Set columns name
+     *
+     * @access public
+     * @param  string[] $columns
+     * @return $this
+     */
+    public function withColumns(array $columns)
+    {
+        $this->columns = $columns;
+        return $this;
+    }
+}

vendor/fguillot/picodb/lib/PicoDb/Builder/ConditionBuilder.php

@@ -0,0 +1,377 @@
+<?php
+
+namespace PicoDb\Builder;
+
+use PicoDb\Database;
+use PicoDb\Table;
+
+/**
+ * Handle SQL conditions
+ *
+ * @package PicoDb\Builder
+ * @author  Frederic Guillot
+ */
+class ConditionBuilder
+{
+    /**
+     * Database instance
+     *
+     * @access private
+     * @var    Database
+     */
+    private $db;
+
+    /**
+     * Condition values
+     *
+     * @access private
+     * @var    array
+     */
+    private $values = array();
+
+    /**
+     * SQL AND conditions
+     *
+     * @access private
+     * @var    string[]
+     */
+    private $conditions = array();
+
+    /**
+     * SQL OR conditions
+     *
+     * @access private
+     * @var    OrConditionBuilder[]
+     */
+    private $orConditions = array();
+
+    /**
+     * SQL condition offset
+     *
+     * @access private
+     * @var int
+     */
+    private $orConditionOffset = 0;
+
+    /**
+     * Constructor
+     *
+     * @access public
+     * @param  Database  $db
+     */
+    public function __construct(Database $db)
+    {
+        $this->db = $db;
+    }
+
+    /**
+     * Build the SQL condition
+     *
+     * @access public
+     * @return string
+     */
+    public function build()
+    {
+        return empty($this->conditions) ? '' : ' WHERE '.implode(' AND ', $this->conditions);
+    }
+
+    /**
+     * Get condition values
+     *
+     * @access public
+     * @return array
+     */
+    public function getValues()
+    {
+        return $this->values;
+    }
+
+    /**
+     * Returns true if there is some conditions
+     *
+     * @access public
+     * @return boolean
+     */
+    public function hasCondition()
+    {
+        return ! empty($this->conditions);
+    }
+
+    /**
+     * Add custom condition
+     *
+     * @access public
+     * @param  string  $sql
+     */
+    public function addCondition($sql)
+    {
+        if ($this->orConditionOffset > 0) {
+            $this->orConditions[$this->orConditionOffset]->withCondition($sql);
+        }
+        else {
+            $this->conditions[] = $sql;
+        }
+    }
+
+    /**
+     * Start OR condition
+     *
+     * @access public
+     */
+    public function beginOr()
+    {
+        $this->orConditionOffset++;
+        $this->orConditions[$this->orConditionOffset] = new OrConditionBuilder();
+    }
+
+    /**
+     * Close OR condition
+     *
+     * @access public
+     */
+    public function closeOr()
+    {
+        $condition = $this->orConditions[$this->orConditionOffset]->build();
+        $this->orConditionOffset--;
+
+        if ($this->orConditionOffset > 0) {
+            $this->orConditions[$this->orConditionOffset]->withCondition($condition);
+        } else {
+            $this->conditions[] = $condition;
+        }
+    }
+
+    /**
+     * Equal condition
+     *
+     * @access public
+     * @param  string   $column
+     * @param  mixed    $value
+     */
+    public function eq($column, $value)
+    {
+        $this->addCondition($this->db->escapeIdentifier($column).' = ?');
+        $this->values[] = $value;
+    }
+
+    /**
+     * Not equal condition
+     *
+     * @access public
+     * @param  string   $column
+     * @param  mixed    $value
+     */
+    public function neq($column, $value)
+    {
+        $this->addCondition($this->db->escapeIdentifier($column).' != ?');
+        $this->values[] = $value;
+    }
+
+    /**
+     * IN condition
+     *
+     * @access public
+     * @param  string   $column
+     * @param  array    $values
+     */
+    public function in($column, array $values)
+    {
+        if (! empty($values)) {
+            $this->addCondition($this->db->escapeIdentifier($column).' IN ('.implode(', ', array_fill(0, count($values), '?')).')');
+            $this->values = array_merge($this->values, $values);
+        }
+    }
+
+    /**
+     * IN condition with a subquery
+     *
+     * @access public
+     * @param  string   $column
+     * @param  Table    $subquery
+     */
+    public function inSubquery($column, Table $subquery)
+    {
+        $this->addCondition($this->db->escapeIdentifier($column).' IN ('.$subquery->buildSelectQuery().')');
+        $this->values = array_merge($this->values, $subquery->getConditionBuilder()->getValues());
+    }
+
+    /**
+     * NOT IN condition
+     *
+     * @access public
+     * @param  string   $column
+     * @param  array    $values
+     */
+    public function notIn($column, array $values)
+    {
+        if (! empty($values)) {
+            $this->addCondition($this->db->escapeIdentifier($column).' NOT IN ('.implode(', ', array_fill(0, count($values), '?')).')');
+            $this->values = array_merge($this->values, $values);
+        }
+    }
+
+    /**
+     * NOT IN condition with a subquery
+     *
+     * @access public
+     * @param  string   $column
+     * @param  Table    $subquery
+     */
+    public function notInSubquery($column, Table $subquery)
+    {
+        $this->addCondition($this->db->escapeIdentifier($column).' NOT IN ('.$subquery->buildSelectQuery().')');
+        $this->values = array_merge($this->values, $subquery->getConditionBuilder()->getValues());
+    }
+
+    /**
+     * LIKE condition
+     *
+     * @access public
+     * @param  string   $column
+     * @param  mixed    $value
+     */
+    public function like($column, $value)
+    {
+        $this->addCondition($this->db->escapeIdentifier($column).' '.$this->db->getDriver()->getOperator('LIKE').' ?');
+        $this->values[] = $value;
+    }
+
+    /**
+     * ILIKE condition
+     *
+     * @access public
+     * @param  string   $column
+     * @param  mixed    $value
+     */
+    public function ilike($column, $value)
+    {
+        $this->addCondition($this->db->escapeIdentifier($column).' '.$this->db->getDriver()->getOperator('ILIKE').' ?');
+        $this->values[] = $value;
+    }
+
+    /**
+     * Greater than condition
+     *
+     * @access public
+     * @param  string   $column
+     * @param  mixed    $value
+     */
+    public function gt($column, $value)
+    {
+        $this->addCondition($this->db->escapeIdentifier($column).' > ?');
+        $this->values[] = $value;
+    }
+
+    /**
+     * Greater than condition with subquery
+     *
+     * @access public
+     * @param  string   $column
+     * @param  Table    $subquery
+     */
+    public function gtSubquery($column, Table $subquery)
+    {
+        $this->addCondition($this->db->escapeIdentifier($column).' > ('.$subquery->buildSelectQuery().')');
+        $this->values = array_merge($this->values, $subquery->getConditionBuilder()->getValues());
+    }
+
+    /**
+     * Lower than condition
+     *
+     * @access public
+     * @param  string   $column
+     * @param  mixed    $value
+     */
+    public function lt($column, $value)
+    {
+        $this->addCondition($this->db->escapeIdentifier($column).' < ?');
+        $this->values[] = $value;
+    }
+
+    /**
+     * Lower than condition with subquery
+     *
+     * @access public
+     * @param  string   $column
+     * @param  Table    $subquery
+     */
+    public function ltSubquery($column, Table $subquery)
+    {
+        $this->addCondition($this->db->escapeIdentifier($column).' < ('.$subquery->buildSelectQuery().')');
+        $this->values = array_merge($this->values, $subquery->getConditionBuilder()->getValues());
+    }
+
+    /**
+     * Greater than or equals condition
+     *
+     * @access public
+     * @param  string   $column
+     * @param  mixed    $value
+     */
+    public function gte($column, $value)
+    {
+        $this->addCondition($this->db->escapeIdentifier($column).' >= ?');
+        $this->values[] = $value;
+    }
+
+    /**
+     * Greater than or equal condition with subquery
+     *
+     * @access public
+     * @param  string   $column
+     * @param  Table    $subquery
+     */
+    public function gteSubquery($column, Table $subquery)
+    {
+        $this->addCondition($this->db->escapeIdentifier($column).' >= ('.$subquery->buildSelectQuery().')');
+        $this->values = array_merge($this->values, $subquery->getConditionBuilder()->getValues());
+    }
+
+    /**
+     * Lower than or equals condition
+     *
+     * @access public
+     * @param  string   $column
+     * @param  mixed    $value
+     */
+    public function lte($column, $value)
+    {
+        $this->addCondition($this->db->escapeIdentifier($column).' <= ?');
+        $this->values[] = $value;
+    }
+
+    /**
+     * Lower than or equal condition with subquery
+     *
+     * @access public
+     * @param  string   $column
+     * @param  Table    $subquery
+     */
+    public function lteSubquery($column, Table $subquery)
+    {
+        $this->addCondition($this->db->escapeIdentifier($column).' <= ('.$subquery->buildSelectQuery().')');
+        $this->values = array_merge($this->values, $subquery->getConditionBuilder()->getValues());
+    }
+
+    /**
+     * IS NULL condition
+     *
+     * @access public
+     * @param  string   $column
+     */
+    public function isNull($column)
+    {
+        $this->addCondition($this->db->escapeIdentifier($column).' IS NULL');
+    }
+
+    /**
+     * IS NOT NULL condition
+     *
+     * @access public
+     * @param  string   $column
+     */
+    public function notNull($column)
+    {
+        $this->addCondition($this->db->escapeIdentifier($column).' IS NOT NULL');
+    }
+}

vendor/fguillot/picodb/lib/PicoDb/Builder/InsertBuilder.php

@@ -0,0 +1,36 @@
+<?php
+
+namespace PicoDb\Builder;
+
+/**
+ * Class InsertBuilder
+ *
+ * @package PicoDb\Builder
+ * @author  Frederic Guillot
+ */
+class InsertBuilder extends BaseBuilder
+{
+    /**
+     * Build SQL
+     *
+     * @access public
+     * @return string
+     */
+    public function build()
+    {
+        $columns = array();
+        $placeholders = array();
+
+        foreach ($this->columns as $column) {
+            $columns[] = $this->db->escapeIdentifier($column);
+            $placeholders[] = ':'.$column;
+        }
+
+        return sprintf(
+            'INSERT INTO %s (%s) VALUES (%s)',
+            $this->db->escapeIdentifier($this->table),
+            implode(', ', $columns),
+            implode(', ', $placeholders)
+        );
+    }
+}

vendor/fguillot/picodb/lib/PicoDb/Builder/OrConditionBuilder.php

@@ -0,0 +1,43 @@
+<?php
+
+namespace PicoDb\Builder;
+
+/**
+ * Class OrConditionBuilder
+ *
+ * @package PicoDb\Builder
+ * @author  Frederic Guillot
+ */
+class OrConditionBuilder
+{
+    /**
+     * List of SQL conditions
+     *
+     * @access protected
+     * @var string[]
+     */
+    protected $conditions = array();
+
+    /**
+     * Add new condition
+     *
+     * @access public
+     * @param  string $condition
+     * @return $this
+     */
+    public function withCondition($condition) {
+        $this->conditions[] = $condition;
+        return $this;
+    }
+
+    /**
+     * Build SQL
+     *
+     * @access public
+     * @return string
+     */
+    public function build()
+    {
+        return '('.implode(' OR ', $this->conditions).')';
+    }
+}

vendor/fguillot/picodb/lib/PicoDb/Builder/UpdateBuilder.php

@@ -0,0 +1,56 @@
+<?php
+
+namespace PicoDb\Builder;
+
+/**
+ * Class UpdateBuilder
+ *
+ * @package PicoDb\Builder
+ * @author  Frederic Guillot
+ */
+class UpdateBuilder extends BaseBuilder
+{
+    /**
+     * @var string[]
+     */
+    protected $sumColumns = array();
+
+    /**
+     * Set columns name
+     *
+     * @access public
+     * @param  string[] $columns
+     * @return $this
+     */
+    public function withSumColumns(array $columns)
+    {
+        $this->sumColumns = $columns;
+        return $this;
+    }
+
+    /**
+     * Build SQL
+     *
+     * @access public
+     * @return string
+     */
+    public function build()
+    {
+        $columns = array();
+
+        foreach ($this->columns as $column) {
+            $columns[] = $this->db->escapeIdentifier($column).'=?';
+        }
+
+        foreach ($this->sumColumns as $column) {
+            $columns[] = $this->db->escapeIdentifier($column).'='.$this->db->escapeIdentifier($column).' + ?';
+        }
+
+        return sprintf(
+            'UPDATE %s SET %s %s',
+            $this->db->escapeIdentifier($this->table),
+            implode(', ', $columns),
+            $this->conditionBuilder->build()
+        );
+    }
+}

vendor/fguillot/picodb/lib/PicoDb/Database.php

@@ -0,0 +1,370 @@
+<?php
+
+namespace PicoDb;
+
+use Closure;
+use PDOException;
+use LogicException;
+use PicoDb\Driver\Mssql;
+use PicoDb\Driver\Sqlite;
+use PicoDb\Driver\Mysql;
+use PicoDb\Driver\Postgres;
+
+/**
+ * Database
+ *
+ * @package PicoDb
+ * @author  Frederic Guillot
+ */
+class Database
+{
+    /**
+     * Database instances
+     *
+     * @static
+     * @access private
+     * @var array
+     */
+    private static $instances = array();
+
+    /**
+     * Statement object
+     *
+     * @access protected
+     * @var StatementHandler
+     */
+    protected $statementHandler;
+
+    /**
+     * Queries logs
+     *
+     * @access private
+     * @var array
+     */
+    private $logs = array();
+
+    /**
+     * Driver instance
+     *
+     * @access private
+     */
+    private $driver;
+
+    /**
+     * Initialize the driver
+     *
+     * @access public
+     * @param  array   $settings
+     */
+    public function __construct(array $settings = array())
+    {
+        $this->driver = DriverFactory::getDriver($settings);
+        $this->statementHandler = new StatementHandler($this);
+    }
+
+    /**
+     * Destructor
+     *
+     * @access public
+     */
+    public function __destruct()
+    {
+        $this->closeConnection();
+    }
+
+    /**
+     * Register a new database instance
+     *
+     * @static
+     * @access public
+     * @param  string    $name        Instance name
+     * @param  Closure   $callback    Callback
+     */
+    public static function setInstance($name, Closure $callback)
+    {
+        self::$instances[$name] = $callback;
+    }
+
+    /**
+     * Get a database instance
+     *
+     * @static
+     * @access public
+     * @param  string    $name   Instance name
+     * @return Database
+     */
+    public static function getInstance($name)
+    {
+        if (! isset(self::$instances[$name])) {
+            throw new LogicException('No database instance created with that name');
+        }
+
+        if (is_callable(self::$instances[$name])) {
+            self::$instances[$name] = call_user_func(self::$instances[$name]);
+        }
+
+        return self::$instances[$name];
+    }
+
+    /**
+     * Add a log message
+     *
+     * @access public
+     * @param  mixed $message
+     * @return Database
+     */
+    public function setLogMessage($message)
+    {
+        $this->logs[] = is_array($message) ? var_export($message, true) : $message;
+        return $this;
+    }
+
+    /**
+     * Add many log messages
+     *
+     * @access public
+     * @param  array $messages
+     * @return Database
+     */
+    public function setLogMessages(array $messages)
+    {
+        foreach ($messages as $message) {
+            $this->setLogMessage($message);
+        }
+
+        return $this;
+    }
+
+    /**
+     * Get all queries logs
+     *
+     * @access public
+     * @return array
+     */
+    public function getLogMessages()
+    {
+        return $this->logs;
+    }
+
+    /**
+     * Get the PDO connection
+     *
+     * @access public
+     * @return \PDO
+     */
+    public function getConnection()
+    {
+        return $this->driver->getConnection();
+    }
+
+    /**
+     * Get the Driver instance
+     *
+     * @access public
+     * @return Mssql|Sqlite|Postgres|Mysql
+     */
+    public function getDriver()
+    {
+        return $this->driver;
+    }
+
+    /**
+     * Get the last inserted id
+     *
+     * @access public
+     * @return integer
+     */
+    public function getLastId()
+    {
+        return (int) $this->driver->getLastId();
+    }
+
+    /**
+     * Get statement object
+     *
+     * @access public
+     * @return StatementHandler
+     */
+    public function getStatementHandler()
+    {
+        return $this->statementHandler;
+    }
+
+    /**
+     * Release the PDO connection
+     *
+     * @access public
+     */
+    public function closeConnection()
+    {
+        $this->driver->closeConnection();
+    }
+
+    /**
+     * Escape an identifier (column, table name...)
+     *
+     * @access public
+     * @param  string    $value    Value
+     * @param  string    $table    Table name
+     * @return string
+     */
+    public function escapeIdentifier($value, $table = '')
+    {
+        // Do not escape custom query
+        if (strpos($value, '.') !== false || strpos($value, ' ') !== false) {
+            return $value;
+        }
+
+        if (! empty($table)) {
+            return $this->driver->escape($table).'.'.$this->driver->escape($value);
+        }
+
+        return $this->driver->escape($value);
+    }
+
+    /**
+     * Escape an identifier list
+     *
+     * @access public
+     * @param  array     $identifiers  List of identifiers
+     * @param  string    $table        Table name
+     * @return string[]
+     */
+    public function escapeIdentifierList(array $identifiers, $table = '')
+    {
+        foreach ($identifiers as $key => $value) {
+            $identifiers[$key] = $this->escapeIdentifier($value, $table);
+        }
+
+        return $identifiers;
+    }
+
+    /**
+     * Execute a prepared statement
+     *
+     * Note: returns false on duplicate keys instead of SQLException
+     *
+     * @access public
+     * @param  string    $sql      SQL query
+     * @param  array     $values   Values
+     * @return \PDOStatement|false
+     */
+    public function execute($sql, array $values = array())
+    {
+        return $this->statementHandler
+            ->withSql($sql)
+            ->withPositionalParams($values)
+            ->execute();
+    }
+
+    /**
+     * Run a transaction
+     *
+     * @access public
+     * @param  Closure    $callback     Callback
+     * @return mixed
+     */
+    public function transaction(Closure $callback)
+    {
+        try {
+
+            $this->startTransaction();
+            $result = $callback($this);
+            $this->closeTransaction();
+
+            return $result === null ? true : $result;
+        } catch (PDOException $e) {
+            return $this->statementHandler->handleSqlError($e);
+        }
+    }
+
+    /**
+     * Begin a transaction
+     *
+     * @access public
+     */
+    public function startTransaction()
+    {
+        if (! $this->getConnection()->inTransaction()) {
+            $this->getConnection()->beginTransaction();
+        }
+    }
+
+    /**
+     * Commit a transaction
+     *
+     * @access public
+     */
+    public function closeTransaction()
+    {
+        if ($this->getConnection()->inTransaction()) {
+            $this->getConnection()->commit();
+        }
+    }
+
+    /**
+     * Rollback a transaction
+     *
+     * @access public
+     */
+    public function cancelTransaction()
+    {
+        if ($this->getConnection()->inTransaction()) {
+            $this->getConnection()->rollBack();
+        }
+    }
+
+    /**
+     * Get a table object
+     *
+     * @access public
+     * @param  string $table
+     * @return Table
+     */
+    public function table($table)
+    {
+        return new Table($this, $table);
+    }
+
+    /**
+     * Get a hashtable object
+     *
+     * @access public
+     * @param  string $table
+     * @return Hashtable
+     */
+    public function hashtable($table)
+    {
+        return new Hashtable($this, $table);
+    }
+
+    /**
+     * Get a LOB object
+     *
+     * @access public
+     * @param  string $table
+     * @return LargeObject
+     */
+    public function largeObject($table)
+    {
+        return new LargeObject($this, $table);
+    }
+
+    /**
+     * Get a schema object
+     *
+     * @access public
+     * @param  string $namespace
+     * @return Schema
+     */
+    public function schema($namespace = null)
+    {
+        $schema = new Schema($this);
+
+        if ($namespace !== null) {
+            $schema->setNamespace($namespace);
+        }
+
+        return $schema;
+    }
+}

vendor/fguillot/picodb/lib/PicoDb/Driver/Base.php

@@ -0,0 +1,234 @@
+<?php
+
+namespace PicoDb\Driver;
+
+use PDO;
+use LogicException;
+use PDOException;
+
+/**
+ * Base Driver class
+ *
+ * @package PicoDb\Driver
+ * @author  Frederic Guillot
+ */
+abstract class Base
+{
+    /**
+     * List of required settings options
+     *
+     * @access protected
+     * @var array
+     */
+    protected $requiredAttributes = array();
+
+    /**
+     * PDO connection
+     *
+     * @access protected
+     * @var PDO
+     */
+    protected $pdo = null;
+
+    /**
+     * Create a new PDO connection
+     *
+     * @abstract
+     * @access public
+     * @param  array   $settings
+     */
+    abstract public function createConnection(array $settings);
+
+    /**
+     * Enable foreign keys
+     *
+     * @abstract
+     * @access public
+     */
+    abstract public function enableForeignKeys();
+
+    /**
+     * Disable foreign keys
+     *
+     * @abstract
+     * @access public
+     */
+    abstract public function disableForeignKeys();
+
+    /**
+     * Return true if the error code is a duplicate key
+     *
+     * @abstract
+     * @access public
+     * @param  integer  $code
+     * @return boolean
+     */
+    abstract public function isDuplicateKeyError($code);
+
+    /**
+     * Escape identifier
+     *
+     * @abstract
+     * @access public
+     * @param  string  $identifier
+     * @return string
+     */
+    abstract public function escape($identifier);
+
+    /**
+     * Get non standard operator
+     *
+     * @abstract
+     * @access public
+     * @param  string  $operator
+     * @return string
+     */
+    abstract public function getOperator($operator);
+
+    /**
+     * Get last inserted id
+     *
+     * @abstract
+     * @access public
+     * @return integer
+     */
+    abstract public function getLastId();
+
+    /**
+     * Get current schema version
+     *
+     * @abstract
+     * @access public
+     * @return integer
+     */
+    abstract public function getSchemaVersion();
+
+    /**
+     * Set current schema version
+     *
+     * @abstract
+     * @access public
+     * @param  integer  $version
+     */
+    abstract public function setSchemaVersion($version);
+
+    /**
+     * Constructor
+     *
+     * @access public
+     * @param  array   $settings
+     */
+    public function __construct(array $settings)
+    {
+        foreach ($this->requiredAttributes as $attribute) {
+            if (! isset($settings[$attribute])) {
+                throw new LogicException('This configuration parameter is missing: "'.$attribute.'"');
+            }
+        }
+
+        $this->createConnection($settings);
+        $this->pdo->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
+    }
+
+    /**
+     * Get the PDO connection
+     *
+     * @access public
+     * @return PDO
+     */
+    public function getConnection()
+    {
+        return $this->pdo;
+    }
+
+    /**
+     * Release the PDO connection
+     *
+     * @access public
+     */
+    public function closeConnection()
+    {
+        $this->pdo = null;
+    }
+
+    /**
+     * Upsert for a key/value variable
+     *
+     * @access public
+     * @param  string  $table
+     * @param  string  $keyColumn
+     * @param  string  $valueColumn
+     * @param  array   $dictionary
+     * @return bool    False on failure
+     */
+    public function upsert($table, $keyColumn, $valueColumn, array $dictionary)
+    {
+        try {
+            $this->pdo->beginTransaction();
+
+            foreach ($dictionary as $key => $value) {
+
+                $rq = $this->pdo->prepare('SELECT 1 FROM '.$this->escape($table).' WHERE '.$this->escape($keyColumn).'=?');
+                $rq->execute(array($key));
+
+                if ($rq->fetchColumn()) {
+                    $rq = $this->pdo->prepare('UPDATE '.$this->escape($table).' SET '.$this->escape($valueColumn).'=? WHERE '.$this->escape($keyColumn).'=?');
+                    $rq->execute(array($value, $key));
+                }
+                else {
+                    $rq = $this->pdo->prepare('INSERT INTO '.$this->escape($table).' ('.$this->escape($keyColumn).', '.$this->escape($valueColumn).') VALUES (?, ?)');
+                    $rq->execute(array($key, $value));
+                }
+            }
+
+            $this->pdo->commit();
+
+            return true;
+        }
+        catch (PDOException $e) {
+            $this->pdo->rollBack();
+            return false;
+        }
+    }
+
+    /**
+     * Run EXPLAIN command
+     *
+     * @access public
+     * @param  string $sql
+     * @param  array  $values
+     * @return array
+     */
+    public function explain($sql, array $values)
+    {
+        return $this->getConnection()->query('EXPLAIN '.$this->getSqlFromPreparedStatement($sql, $values))->fetchAll(PDO::FETCH_ASSOC);
+    }
+
+    /**
+     * Replace placeholder with values in prepared statement
+     *
+     * @access protected
+     * @param  string $sql
+     * @param  array  $values
+     * @return string
+     */
+    protected function getSqlFromPreparedStatement($sql, array $values)
+    {
+        foreach ($values as $value) {
+            $sql = substr_replace($sql, "'$value'", strpos($sql, '?'), 1);
+        }
+
+        return $sql;
+    }
+
+    /**
+     * Get database version
+     *
+     * @access public
+     * @return array
+     */
+    public function getDatabaseVersion()
+    {
+        return $this->getConnection()->query('SELECT VERSION()')->fetchColumn();
+    }
+}

vendor/fguillot/picodb/lib/PicoDb/Driver/Mssql.php

@@ -0,0 +1,178 @@
+<?php
+
+namespace PicoDb\Driver;
+
+use PDO;
+
+/**
+ * Microsoft SQL Server Driver
+ *
+ * @package PicoDb\Driver
+ * @author  Algy Taylor <thomas.taylor@cmft.nhs.uk>
+ */
+class Mssql extends Base
+{
+    /**
+     * List of required settings options
+     *
+     * @access protected
+     * @var array
+     */
+    protected $requiredAttributes = array(
+        'hostname',
+        'username',
+        'password',
+        'database',
+    );
+
+    /**
+     * Table to store the schema version
+     *
+     * @access private
+     * @var array
+     */
+    private $schemaTable = 'schema_version';
+
+    /**
+     * Create a new PDO connection
+     *
+     * @access public
+     * @param  array   $settings
+     */
+    public function createConnection(array $settings)
+    {
+        $dsn = 'sqlsrv:Server=' . $settings['hostname'] . ';Database=' . $settings['database'];
+
+        if (! empty($settings['port'])) {
+            $dsn .= ';port=' . $settings['port'];
+        }
+
+        $this->pdo = new PDO($dsn, $settings['username'], $settings['password']);
+
+        if (isset($settings['schema_table'])) {
+            $this->schemaTable = $settings['schema_table'];
+        }
+    }
+
+    /**
+     * Enable foreign keys
+     *
+     * @access public
+     */
+    public function enableForeignKeys()
+    {
+        $this->pdo->exec('EXEC sp_MSforeachtable @command1="ALTER TABLE ? CHECK CONSTRAINT ALL"; GO;');
+    }
+
+    /**
+     * Disable foreign keys
+     *
+     * @access public
+     */
+    public function disableForeignKeys()
+    {
+        $this->pdo->exec('EXEC sp_MSforeachtable @command1="ALTER TABLE ? NOCHECK CONSTRAINT ALL"; GO;');
+    }
+
+    /**
+     * Return true if the error code is a duplicate key
+     *
+     * @access public
+     * @param  integer  $code
+     * @return boolean
+     */
+    public function isDuplicateKeyError($code)
+    {
+        return $code == 2601;
+    }
+
+    /**
+     * Escape identifier
+     *
+     * https://msdn.microsoft.com/en-us/library/ms175874.aspx
+     *
+     * @access public
+     * @param  string  $identifier
+     * @return string
+     */
+    public function escape($identifier)
+    {
+        return '['.$identifier.']';
+    }
+
+    /**
+     * Get non standard operator
+     *
+     * @access public
+     * @param  string  $operator
+     * @return string
+     */
+    public function getOperator($operator)
+    {
+        if ($operator === 'LIKE' || $operator === 'ILIKE') {
+            return 'LIKE';
+        }
+
+        return '';
+    }
+
+    /**
+     * Get last inserted id
+     *
+     * @access public
+     * @return integer
+     */
+    public function getLastId()
+    {
+        return $this->pdo->lastInsertId();
+    }
+
+    /**
+     * Get current schema version
+     *
+     * @access public
+     * @return integer
+     */
+    public function getSchemaVersion()
+    {
+        $this->pdo->exec("CREATE TABLE IF NOT EXISTS [".$this->schemaTable."] ([version] INT DEFAULT '0')");
+
+        $rq = $this->pdo->prepare('SELECT [version] FROM ['.$this->schemaTable.']');
+        $rq->execute();
+        $result = $rq->fetchColumn();
+
+        if ($result !== false) {
+            return (int) $result;
+        }
+        else {
+            $this->pdo->exec('INSERT INTO ['.$this->schemaTable.'] VALUES(0)');
+        }
+
+        return 0;
+    }
+
+    /**
+     * Set current schema version
+     *
+     * @access public
+     * @param  integer  $version
+     */
+    public function setSchemaVersion($version)
+    {
+        $rq = $this->pdo->prepare('UPDATE ['.$this->schemaTable.'] SET [version]=?');
+        $rq->execute(array($version));
+    }
+
+    /**
+     * Run EXPLAIN command
+     *
+     * @param  string $sql
+     * @param  array  $values
+     * @return array
+     */
+    public function explain($sql, array $values)
+    {
+        $this->getConnection()->exec('SET SHOWPLAN_ALL ON');
+        return $this->getConnection()->query($this->getSqlFromPreparedStatement($sql, $values))->fetchAll(PDO::FETCH_ASSOC);
+    }
+}

vendor/fguillot/picodb/lib/PicoDb/Driver/Mysql.php

@@ -0,0 +1,252 @@
+<?php
+
+namespace PicoDb\Driver;
+
+use PDO;
+use PDOException;
+
+/**
+ * Mysql Driver
+ *
+ * @package PicoDb\Driver
+ * @author  Frederic Guillot
+ */
+class Mysql extends Base
+{
+    /**
+     * List of required settings options
+     *
+     * @access protected
+     * @var array
+     */
+    protected $requiredAttributes = array(
+        'hostname',
+        'username',
+        'password',
+        'database',
+    );
+
+    /**
+     * Table to store the schema version
+     *
+     * @access private
+     * @var array
+     */
+    private $schemaTable = 'schema_version';
+
+    /**
+     * Create a new PDO connection
+     *
+     * @access public
+     * @param  array   $settings
+     */
+    public function createConnection(array $settings)
+    {
+        $this->pdo = new PDO(
+            $this->buildDsn($settings),
+            $settings['username'],
+            $settings['password'],
+            $this->buildOptions($settings)
+        );
+
+        if (isset($settings['schema_table'])) {
+            $this->schemaTable = $settings['schema_table'];
+        }
+    }
+
+    /**
+     * Build connection DSN
+     *
+     * @access protected
+     * @param  array $settings
+     * @return string
+     */
+    protected function buildDsn(array $settings)
+    {
+        $charset = empty($settings['charset']) ? 'utf8' : $settings['charset'];
+        $dsn = 'mysql:host='.$settings['hostname'].';dbname='.$settings['database'].';charset='.$charset;
+
+        if (! empty($settings['port'])) {
+            $dsn .= ';port='.$settings['port'];
+        }
+
+        return $dsn;
+    }
+
+    /**
+     * Build connection options
+     *
+     * @access protected
+     * @param  array $settings
+     * @return array
+     */
+    protected function buildOptions(array $settings)
+    {
+        $options = array(
+            PDO::MYSQL_ATTR_INIT_COMMAND => 'SET sql_mode = STRICT_ALL_TABLES',
+        );
+
+        if (! empty($settings['ssl_key'])) {
+            $options[PDO::MYSQL_ATTR_SSL_KEY] = $settings['ssl_key'];
+        }
+
+        if (! empty($settings['ssl_cert'])) {
+            $options[PDO::MYSQL_ATTR_SSL_CERT] = $settings['ssl_cert'];
+        }
+
+        if (! empty($settings['ssl_ca'])) {
+            $options[PDO::MYSQL_ATTR_SSL_CA] = $settings['ssl_ca'];
+        }
+
+        return $options;
+    }
+
+    /**
+     * Enable foreign keys
+     *
+     * @access public
+     */
+    public function enableForeignKeys()
+    {
+        $this->pdo->exec('SET FOREIGN_KEY_CHECKS=1');
+    }
+
+    /**
+     * Disable foreign keys
+     *
+     * @access public
+     */
+    public function disableForeignKeys()
+    {
+        $this->pdo->exec('SET FOREIGN_KEY_CHECKS=0');
+    }
+
+    /**
+     * Return true if the error code is a duplicate key
+     *
+     * @access public
+     * @param  integer  $code
+     * @return boolean
+     */
+    public function isDuplicateKeyError($code)
+    {
+        return $code == 23000;
+    }
+
+    /**
+     * Escape identifier
+     *
+     * @access public
+     * @param  string  $identifier
+     * @return string
+     */
+    public function escape($identifier)
+    {
+        return '`'.$identifier.'`';
+    }
+
+    /**
+     * Get non standard operator
+     *
+     * @access public
+     * @param  string  $operator
+     * @return string
+     */
+    public function getOperator($operator)
+    {
+        if ($operator === 'LIKE') {
+            return 'LIKE BINARY';
+        }
+        else if ($operator === 'ILIKE') {
+            return 'LIKE';
+        }
+
+        return '';
+    }
+
+    /**
+     * Get last inserted id
+     *
+     * @access public
+     * @return integer
+     */
+    public function getLastId()
+    {
+        return $this->pdo->lastInsertId();
+    }
+
+    /**
+     * Get current schema version
+     *
+     * @access public
+     * @return integer
+     */
+    public function getSchemaVersion()
+    {
+        $this->pdo->exec("CREATE TABLE IF NOT EXISTS `".$this->schemaTable."` (`version` INT DEFAULT '0') ENGINE=InnoDB CHARSET=utf8");
+
+        $rq = $this->pdo->prepare('SELECT `version` FROM `'.$this->schemaTable.'`');
+        $rq->execute();
+        $result = $rq->fetchColumn();
+
+        if ($result !== false) {
+            return (int) $result;
+        }
+        else {
+            $this->pdo->exec('INSERT INTO `'.$this->schemaTable.'` VALUES(0)');
+        }
+
+        return 0;
+    }
+
+    /**
+     * Set current schema version
+     *
+     * @access public
+     * @param  integer  $version
+     */
+    public function setSchemaVersion($version)
+    {
+        $rq = $this->pdo->prepare('UPDATE `'.$this->schemaTable.'` SET `version`=?');
+        $rq->execute(array($version));
+    }
+
+    /**
+     * Upsert for a key/value variable
+     *
+     * @access public
+     * @param  string  $table
+     * @param  string  $keyColumn
+     * @param  string  $valueColumn
+     * @param  array   $dictionary
+     * @return bool    False on failure
+     */
+    public function upsert($table, $keyColumn, $valueColumn, array $dictionary)
+    {
+        try {
+
+            $sql = sprintf(
+                'REPLACE INTO %s (%s, %s) VALUES %s',
+                $this->escape($table),
+                $this->escape($keyColumn),
+                $this->escape($valueColumn),
+                implode(', ', array_fill(0, count($dictionary), '(?, ?)'))
+            );
+
+            $values = array();
+
+            foreach ($dictionary as $key => $value) {
+                $values[] = $key;
+                $values[] = $value;
+            }
+
+            $rq = $this->pdo->prepare($sql);
+            $rq->execute($values);
+
+            return true;
+        }
+        catch (PDOException $e) {
+            return false;
+        }
+    }
+}

vendor/fguillot/picodb/lib/PicoDb/Driver/Postgres.php

@@ -0,0 +1,196 @@
+<?php
+
+namespace PicoDb\Driver;
+
+use PDO;
+use PDOException;
+
+/**
+ * Postgres Driver
+ *
+ * @package PicoDb\Driver
+ * @author  Frederic Guillot
+ */
+class Postgres extends Base
+{
+    /**
+     * List of required settings options
+     *
+     * @access protected
+     * @var array
+     */
+    protected $requiredAttributes = array(
+        'hostname',
+        'username',
+        'password',
+        'database',
+    );
+
+    /**
+     * Table to store the schema version
+     *
+     * @access private
+     * @var array
+     */
+    private $schemaTable = 'schema_version';
+
+    /**
+     * Create a new PDO connection
+     *
+     * @access public
+     * @param  array   $settings
+     */
+    public function createConnection(array $settings)
+    {
+        $dsn = 'pgsql:host='.$settings['hostname'].';dbname='.$settings['database'];
+
+        if (! empty($settings['port'])) {
+            $dsn .= ';port='.$settings['port'];
+        }
+
+        $this->pdo = new PDO($dsn, $settings['username'], $settings['password']);
+
+        if (isset($settings['schema_table'])) {
+            $this->schemaTable = $settings['schema_table'];
+        }
+    }
+
+    /**
+     * Enable foreign keys
+     *
+     * @access public
+     */
+    public function enableForeignKeys()
+    {
+    }
+
+    /**
+     * Disable foreign keys
+     *
+     * @access public
+     */
+    public function disableForeignKeys()
+    {
+    }
+
+    /**
+     * Return true if the error code is a duplicate key
+     *
+     * @access public
+     * @param  integer  $code
+     * @return boolean
+     */
+    public function isDuplicateKeyError($code)
+    {
+        return $code == 23505 || $code == 23503;
+    }
+
+    /**
+     * Escape identifier
+     *
+     * @access public
+     * @param  string  $identifier
+     * @return string
+     */
+    public function escape($identifier)
+    {
+        return '"'.$identifier.'"';
+    }
+
+    /**
+     * Get non standard operator
+     *
+     * @access public
+     * @param  string  $operator
+     * @return string
+     */
+    public function getOperator($operator)
+    {
+        if ($operator === 'LIKE') {
+            return 'LIKE';
+        }
+        else if ($operator === 'ILIKE') {
+            return 'ILIKE';
+        }
+
+        return '';
+    }
+
+    /**
+     * Get last inserted id
+     *
+     * @access public
+     * @return integer
+     */
+    public function getLastId()
+    {
+        try {
+            $rq = $this->pdo->prepare('SELECT LASTVAL()');
+            $rq->execute();
+
+            return $rq->fetchColumn();
+        }
+        catch (PDOException $e) {
+            return 0;
+        }
+    }
+
+    /**
+     * Get current schema version
+     *
+     * @access public
+     * @return integer
+     */
+    public function getSchemaVersion()
+    {
+        $this->pdo->exec("CREATE TABLE IF NOT EXISTS ".$this->schemaTable." (version INTEGER DEFAULT 0)");
+
+        $rq = $this->pdo->prepare('SELECT "version" FROM "'.$this->schemaTable.'"');
+        $rq->execute();
+        $result = $rq->fetchColumn();
+
+        if ($result !== false) {
+            return (int) $result;
+        }
+        else {
+            $this->pdo->exec('INSERT INTO '.$this->schemaTable.' VALUES(0)');
+        }
+
+        return 0;
+    }
+
+    /**
+     * Set current schema version
+     *
+     * @access public
+     * @param  integer  $version
+     */
+    public function setSchemaVersion($version)
+    {
+        $rq = $this->pdo->prepare('UPDATE '.$this->schemaTable.' SET version=?');
+        $rq->execute(array($version));
+    }
+
+    /**
+     * Run EXPLAIN command
+     *
+     * @param  string $sql
+     * @param  array  $values
+     * @return array
+     */
+    public function explain($sql, array $values)
+    {
+        return $this->getConnection()->query('EXPLAIN (FORMAT YAML) '.$this->getSqlFromPreparedStatement($sql, $values))->fetchAll(PDO::FETCH_ASSOC);
+    }
+
+    /**
+     * Get database version
+     *
+     * @access public
+     * @return array
+     */
+    public function getDatabaseVersion()
+    {
+        return $this->getConnection()->query('SHOW server_version')->fetchColumn();
+    }
+}

vendor/fguillot/picodb/lib/PicoDb/Driver/Sqlite.php

@@ -0,0 +1,193 @@
+<?php
+
+namespace PicoDb\Driver;
+
+use PDO;
+use PDOException;
+
+/**
+ * Sqlite Driver
+ *
+ * @package PicoDb\Driver
+ * @author  Frederic Guillot
+ */
+class Sqlite extends Base
+{
+    /**
+     * List of required settings options
+     *
+     * @access protected
+     * @var array
+     */
+    protected $requiredAttributes = array('filename');
+
+    /**
+     * Create a new PDO connection
+     *
+     * @access public
+     * @param  array   $settings
+     */
+    public function createConnection(array $settings)
+    {
+        $this->pdo = new PDO('sqlite:'.$settings['filename']);
+        $this->enableForeignKeys();
+    }
+
+    /**
+     * Enable foreign keys
+     *
+     * @access public
+     */
+    public function enableForeignKeys()
+    {
+        $this->pdo->exec('PRAGMA foreign_keys = ON');
+    }
+
+    /**
+     * Disable foreign keys
+     *
+     * @access public
+     */
+    public function disableForeignKeys()
+    {
+        $this->pdo->exec('PRAGMA foreign_keys = OFF');
+    }
+
+    /**
+     * Return true if the error code is a duplicate key
+     *
+     * @access public
+     * @param  integer  $code
+     * @return boolean
+     */
+    public function isDuplicateKeyError($code)
+    {
+        return $code == 23000;
+    }
+
+    /**
+     * Escape identifier
+     *
+     * @access public
+     * @param  string  $identifier
+     * @return string
+     */
+    public function escape($identifier)
+    {
+        return '"'.$identifier.'"';
+    }
+
+    /**
+     * Get non standard operator
+     *
+     * @access public
+     * @param  string  $operator
+     * @return string
+     */
+    public function getOperator($operator)
+    {
+        if ($operator === 'LIKE' || $operator === 'ILIKE') {
+            return 'LIKE';
+        }
+
+        return '';
+    }
+
+    /**
+     * Get last inserted id
+     *
+     * @access public
+     * @return integer
+     */
+    public function getLastId()
+    {
+        return $this->pdo->lastInsertId();
+    }
+
+    /**
+     * Get current schema version
+     *
+     * @access public
+     * @return integer
+     */
+    public function getSchemaVersion()
+    {
+        $rq = $this->pdo->prepare('PRAGMA user_version');
+        $rq->execute();
+
+        return (int) $rq->fetchColumn();
+    }
+
+    /**
+     * Set current schema version
+     *
+     * @access public
+     * @param  integer  $version
+     */
+    public function setSchemaVersion($version)
+    {
+        $this->pdo->exec('PRAGMA user_version='.$version);
+    }
+
+    /**
+     * Upsert for a key/value variable
+     *
+     * @access public
+     * @param  string  $table
+     * @param  string  $keyColumn
+     * @param  string  $valueColumn
+     * @param  array   $dictionary
+     * @return bool    False on failure
+     */
+    public function upsert($table, $keyColumn, $valueColumn, array $dictionary)
+    {
+        try {
+            $this->pdo->beginTransaction();
+
+            foreach ($dictionary as $key => $value) {
+
+                $sql = sprintf(
+                    'INSERT OR REPLACE INTO %s (%s, %s) VALUES (?, ?)',
+                    $this->escape($table),
+                    $this->escape($keyColumn),
+                    $this->escape($valueColumn)
+                );
+
+                $rq = $this->pdo->prepare($sql);
+                $rq->execute(array($key, $value));
+            }
+
+            $this->pdo->commit();
+
+            return true;
+        }
+        catch (PDOException $e) {
+            $this->pdo->rollBack();
+            return false;
+        }
+    }
+
+    /**
+     * Run EXPLAIN command
+     *
+     * @access public
+     * @param  string $sql
+     * @param  array  $values
+     * @return array
+     */
+    public function explain($sql, array $values)
+    {
+        return $this->getConnection()->query('EXPLAIN QUERY PLAN '.$this->getSqlFromPreparedStatement($sql, $values))->fetchAll(PDO::FETCH_ASSOC);
+    }
+
+    /**
+     * Get database version
+     *
+     * @access public
+     * @return array
+     */
+    public function getDatabaseVersion()
+    {
+        return $this->getConnection()->query('SELECT sqlite_version()')->fetchColumn();
+    }
+}

vendor/fguillot/picodb/lib/PicoDb/DriverFactory.php

@@ -0,0 +1,45 @@
+<?php
+
+namespace PicoDb;
+
+use LogicException;
+use PicoDb\Driver\Mssql;
+use PicoDb\Driver\Mysql;
+use PicoDb\Driver\Postgres;
+use PicoDb\Driver\Sqlite;
+
+/**
+ * Class DriverFactory
+ *
+ * @package PicoDb
+ * @author  Frederic Guillot
+ */
+class DriverFactory
+{
+    /**
+     * Get database driver from settings or environment URL
+     *
+     * @access public
+     * @param  array $settings
+     * @return Mssql|Mysql|Postgres|Sqlite
+     */
+    public static function getDriver(array $settings)
+    {
+        if (! isset($settings['driver'])) {
+            throw new LogicException('You must define a database driver');
+        }
+
+        switch ($settings['driver']) {
+            case 'sqlite':
+                return new Sqlite($settings);
+            case 'mssql':
+                return new Mssql($settings);
+            case 'mysql':
+                return new Mysql($settings);
+            case 'postgres':
+                return new Postgres($settings);
+            default:
+                throw new LogicException('This database driver is not supported');
+        }
+    }
+}

vendor/fguillot/picodb/lib/PicoDb/Hashtable.php

@@ -0,0 +1,112 @@
+<?php
+
+namespace PicoDb;
+
+use PDO;
+
+/**
+ * HashTable (key/value)
+ *
+ * @package PicoDb
+ * @author  Frederic Guillot
+ * @author  Mathias Kresin
+ */
+class Hashtable extends Table
+{
+    /**
+     * Column for the key
+     *
+     * @access private
+     * @var    string
+     */
+    private $keyColumn = 'key';
+
+    /**
+     * Column for the value
+     *
+     * @access private
+     * @var    string
+     */
+    private $valueColumn = 'value';
+
+    /**
+     * Set the key column
+     *
+     * @access public
+     * @param  string  $column
+     * @return $this
+     */
+    public function columnKey($column)
+    {
+        $this->keyColumn = $column;
+        return $this;
+    }
+
+    /**
+     * Set the value column
+     *
+     * @access public
+     * @param  string  $column
+     * @return $this
+     */
+    public function columnValue($column)
+    {
+        $this->valueColumn = $column;
+        return $this;
+    }
+
+    /**
+     * Insert or update
+     *
+     * @access public
+     * @param  array    $hashmap
+     * @return boolean
+     */
+    public function put(array $hashmap)
+    {
+        return $this->db->getDriver()->upsert($this->getName(), $this->keyColumn, $this->valueColumn, $hashmap);
+    }
+
+    /**
+     * Hashmap result [ [column1 => column2], [], ...]
+     *
+     * @access public
+     * @return array
+     */
+    public function get()
+    {
+        $hashmap = array();
+
+        // setup where condition
+        if (func_num_args() > 0) {
+            $this->in($this->keyColumn, func_get_args());
+        }
+
+        // setup to select columns in case that there are more than two
+        $this->columns($this->keyColumn, $this->valueColumn);
+
+        $rq = $this->db->execute($this->buildSelectQuery(), $this->conditionBuilder->getValues());
+        $rows = $rq->fetchAll(PDO::FETCH_NUM);
+
+        foreach ($rows as $row) {
+            $hashmap[$row[0]] = $row[1];
+        }
+
+        return $hashmap;
+    }
+
+    /**
+     * Shortcut method to get a hashmap result
+     *
+     * @access public
+     * @param  string  $key    Key column
+     * @param  string  $value  Value column
+     * @return array
+     */
+    public function getAll($key, $value)
+    {
+        $this->keyColumn = $key;
+        $this->valueColumn = $value;
+        return $this->get();
+    }
+}

vendor/fguillot/picodb/lib/PicoDb/LargeObject.php

@@ -0,0 +1,167 @@
+<?php
+
+namespace PicoDb;
+
+use PDO;
+use PicoDb\Builder\InsertBuilder;
+use PicoDb\Builder\UpdateBuilder;
+
+/**
+ * Handle Large Objects (LOBs)
+ *
+ * @package PicoDb
+ * @author  Frederic Guillot
+ */
+class LargeObject extends Table
+{
+    /**
+     * Fetch large object as file descriptor
+     *
+     * This method is not compatible with Sqlite and Mysql (return a string instead of resource)
+     *
+     * @access public
+     * @param  string $column
+     * @return resource
+     */
+    public function findOneColumnAsStream($column)
+    {
+        $this->limit(1);
+        $this->columns($column);
+
+        $rq = $this->db->getStatementHandler()
+            ->withSql($this->buildSelectQuery())
+            ->withPositionalParams($this->conditionBuilder->getValues())
+            ->execute();
+
+        $rq->bindColumn($column, $fd, PDO::PARAM_LOB);
+        $rq->fetch(PDO::FETCH_BOUND);
+
+        return $fd;
+    }
+
+    /**
+     * Fetch large object as string
+     *
+     * @access public
+     * @param  string $column
+     * @return string
+     */
+    public function findOneColumnAsString($column)
+    {
+        $fd = $this->findOneColumnAsStream($column);
+
+        if (is_string($fd)) {
+            return $fd;
+        }
+
+        return stream_get_contents($fd);
+    }
+
+    /**
+     * Insert large object from stream
+     *
+     * @access public
+     * @param  string           $blobColumn
+     * @param  resource|string  $blobDescriptor
+     * @param  array            $data
+     * @return bool
+     */
+    public function insertFromStream($blobColumn, &$blobDescriptor, array $data = array())
+    {
+        $columns = array_merge(array($blobColumn), array_keys($data));
+        $this->db->startTransaction();
+
+        $result =  $this->db->getStatementHandler()
+            ->withSql(InsertBuilder::getInstance($this->db, $this->conditionBuilder)
+                ->withTable($this->name)
+                ->withColumns($columns)
+                ->build()
+            )
+            ->withNamedParams($data)
+            ->withLobParam($blobColumn, $blobDescriptor)
+            ->execute();
+
+        $this->db->closeTransaction();
+
+        return $result !== false;
+    }
+
+    /**
+     * Insert large object from file
+     *
+     * @access public
+     * @param  string $blobColumn
+     * @param  string $filename
+     * @param  array $data
+     * @return bool
+     */
+    public function insertFromFile($blobColumn, $filename, array $data = array())
+    {
+        $fp = fopen($filename, 'rb');
+        $result = $this->insertFromStream($blobColumn, $fp, $data);
+        fclose($fp);
+        return $result;
+    }
+
+    /**
+     * Insert large object from string
+     *
+     * @access public
+     * @param  string $blobColumn
+     * @param  string $blobData
+     * @param  array $data
+     * @return bool
+     */
+    public function insertFromString($blobColumn, &$blobData, array $data = array())
+    {
+        return $this->insertFromStream($blobColumn, $blobData, $data);
+    }
+
+    /**
+     * Update large object from stream
+     *
+     * @access public
+     * @param  string   $blobColumn
+     * @param  resource $blobDescriptor
+     * @param  array    $data
+     * @return bool
+     */
+    public function updateFromStream($blobColumn, &$blobDescriptor, array $data = array())
+    {
+        $values = array_merge(array_values($data), $this->conditionBuilder->getValues());
+        $columns = array_merge(array($blobColumn), array_keys($data));
+
+        $this->db->startTransaction();
+
+        $result =  $this->db->getStatementHandler()
+            ->withSql(UpdateBuilder::getInstance($this->db, $this->conditionBuilder)
+                ->withTable($this->name)
+                ->withColumns($columns)
+                ->build()
+            )
+            ->withPositionalParams($values)
+            ->withLobParam($blobColumn, $blobDescriptor)
+            ->execute();
+
+        $this->db->closeTransaction();
+
+        return $result !== false;
+    }
+
+    /**
+     * Update large object from file
+     *
+     * @access public
+     * @param  string $blobColumn
+     * @param  string $filename
+     * @param  array $data
+     * @return bool
+     */
+    public function updateFromFile($blobColumn, $filename, array $data = array())
+    {
+        $fp = fopen($filename, 'r');
+        $result = $this->updateFromStream($blobColumn, $fp, $data);
+        fclose($fp);
+        return $result;
+    }
+}

vendor/fguillot/picodb/lib/PicoDb/SQLException.php

@@ -0,0 +1,15 @@
+<?php
+
+namespace PicoDb;
+
+use Exception;
+
+/**
+ * SQLException
+ *
+ * @package PicoDb
+ * @author  Frederic Guillot
+ */
+class SQLException extends Exception
+{
+}

vendor/fguillot/picodb/lib/PicoDb/Schema.php

@@ -0,0 +1,119 @@
+<?php
+
+namespace PicoDb;
+
+use PDOException;
+
+/**
+ * Schema migration class
+ *
+ * @package PicoDb
+ * @author  Frederic Guillot
+ */
+class Schema
+{
+    /**
+     * Database instance
+     *
+     * @access protected
+     * @var Database
+     */
+    protected $db = null;
+
+    /**
+     * Schema namespace
+     *
+     * @access protected
+     * @var string
+     */
+    protected $namespace = '\Schema';
+
+    /**
+     * Constructor
+     *
+     * @access public
+     * @param  Database  $db
+     */
+    public function __construct(Database $db)
+    {
+        $this->db = $db;
+    }
+
+    /**
+     * Set another namespace
+     *
+     * @access public
+     * @param  string $namespace
+     * @return Schema
+     */
+    public function setNamespace($namespace)
+    {
+        $this->namespace = $namespace;
+        return $this;
+    }
+
+    /**
+     * Get schema namespace
+     *
+     * @access public
+     * @return string
+     */
+    public function getNamespace()
+    {
+        return $this->namespace;
+    }
+
+    /**
+     * Check the schema version and run the migrations
+     *
+     * @access public
+     * @param  integer  $last_version
+     * @return boolean
+     */
+    public function check($last_version = 1)
+    {
+        $current_version = $this->db->getDriver()->getSchemaVersion();
+
+        if ($current_version < $last_version) {
+            return $this->migrateTo($current_version, $last_version);
+        }
+
+        return true;
+    }
+
+    /**
+     * Migrate the schema to one version to another
+     *
+     * @access public
+     * @param  integer  $current_version
+     * @param  integer  $next_version
+     * @return boolean
+     */
+    public function migrateTo($current_version, $next_version)
+    {
+        try {
+            for ($i = $current_version + 1; $i <= $next_version; $i++) {
+                $this->db->startTransaction();
+                $this->db->getDriver()->disableForeignKeys();
+
+                $function_name = $this->getNamespace().'\version_'.$i;
+
+                if (function_exists($function_name)) {
+                    $this->db->setLogMessage('Running migration '.$function_name);
+                    call_user_func($function_name, $this->db->getConnection());
+                }
+
+                $this->db->getDriver()->setSchemaVersion($i);
+                $this->db->getDriver()->enableForeignKeys();
+                $this->db->closeTransaction();
+            }
+        } catch (PDOException $e) {
+            $this->db->setLogMessage($e->getMessage());
+            $this->db->cancelTransaction();
+            $this->db->getDriver()->enableForeignKeys();
+            return false;
+        }
+
+        return true;
+    }
+}

vendor/fguillot/picodb/lib/PicoDb/StatementHandler.php

@@ -0,0 +1,353 @@
+<?php
+
+namespace PicoDb;
+
+use PDO;
+use PDOException;
+use PDOStatement;
+
+/**
+ * Statement Handler
+ *
+ * @package PicoDb
+ * @author  Frederic Guillot
+ */
+class StatementHandler
+{
+    /**
+     * Database instance
+     *
+     * @access protected
+     * @var Database
+     */
+    protected $db = null;
+
+    /**
+     * Flag to calculate query time
+     *
+     * @access protected
+     * @var boolean
+     */
+    protected $stopwatch = false;
+
+    /**
+     * Start time
+     *
+     * @access protected
+     * @var float
+     */
+    protected $startTime = 0;
+
+    /**
+     * Execution time of all queries
+     *
+     * @access protected
+     * @var float
+     */
+    protected $executionTime = 0;
+
+    /**
+     * Flag to log generated SQL queries
+     *
+     * @access protected
+     * @var boolean
+     */
+    protected $logQueries = false;
+
+    /**
+     * Run explain command on each query
+     *
+     * @access protected
+     * @var boolean
+     */
+    protected $explain = false;
+
+    /**
+     * Number of SQL queries executed
+     *
+     * @access protected
+     * @var integer
+     */
+    protected $nbQueries = 0;
+
+    /**
+     * SQL query
+     *
+     * @access protected
+     * @var string
+     */
+    protected $sql = '';
+
+    /**
+     * Positional SQL parameters
+     *
+     * @access protected
+     * @var array
+     */
+    protected $positionalParams = array();
+
+    /**
+     * Named SQL parameters
+     *
+     * @access protected
+     * @var array
+     */
+    protected $namedParams = array();
+
+    /**
+     * Flag to use named params
+     *
+     * @access protected
+     * @var boolean
+     */
+    protected $useNamedParams = false;
+
+    /**
+     * LOB params
+     *
+     * @access protected
+     * @var array
+     */
+    protected $lobParams = array();
+
+    /**
+     * Constructor
+     *
+     * @access public
+     * @param  Database $db
+     */
+    public function __construct(Database $db)
+    {
+        $this->db = $db;
+    }
+
+    /**
+     * Enable query logging
+     *
+     * @access public
+     * @return $this
+     */
+    public function withLogging()
+    {
+        $this->logQueries = true;
+        return $this;
+    }
+
+    /**
+     * Record query execution time
+     *
+     * @access public
+     * @return $this
+     */
+    public function withStopWatch()
+    {
+        $this->stopwatch = true;
+        return $this;
+    }
+
+    /**
+     * Execute explain command on query
+     *
+     * @access public
+     * @return $this
+     */
+    public function withExplain()
+    {
+        $this->explain = true;
+        return $this;
+    }
+
+    /**
+     * Set SQL query
+     *
+     * @access public
+     * @param  string  $sql
+     * @return $this
+     */
+    public function withSql($sql)
+    {
+        $this->sql = $sql;
+        return $this;
+    }
+
+    /**
+     * Set positional parameters
+     *
+     * @access public
+     * @param  array $params
+     * @return $this
+     */
+    public function withPositionalParams(array $params)
+    {
+        $this->positionalParams = $params;
+        return $this;
+    }
+
+    /**
+     * Set named parameters
+     *
+     * @access public
+     * @param  array $params
+     * @return $this
+     */
+    public function withNamedParams(array $params)
+    {
+        $this->namedParams = $params;
+        $this->useNamedParams = true;
+        return $this;
+    }
+
+    /**
+     * Bind large object parameter
+     *
+     * @access public
+     * @param $name
+     * @param $fp
+     * @return $this
+     */
+    public function withLobParam($name, &$fp)
+    {
+        $this->lobParams[$name] =& $fp;
+        return $this;
+    }
+
+    /**
+     * Get number of queries executed
+     *
+     * @access public
+     * @return int
+     */
+    public function getNbQueries()
+    {
+        return $this->nbQueries;
+    }
+
+    /**
+     * Execute a prepared statement
+     *
+     * Note: returns false on duplicate keys instead of SQLException
+     *
+     * @access public
+     * @return PDOStatement|false
+     */
+    public function execute()
+    {
+        try {
+            $this->beforeExecute();
+
+            $pdoStatement = $this->db->getConnection()->prepare($this->sql);
+            $this->bindParams($pdoStatement);
+            $pdoStatement->execute();
+
+            $this->afterExecute();
+            return $pdoStatement;
+        } catch (PDOException $e) {
+            return $this->handleSqlError($e);
+        }
+    }
+
+    /**
+     * Bind parameters to PDOStatement
+     *
+     * @access protected
+     * @param PDOStatement $pdoStatement
+     */
+    protected function bindParams(PDOStatement $pdoStatement)
+    {
+        $i = 1;
+
+        foreach ($this->lobParams as $name => $variable) {
+            if (! $this->useNamedParams) {
+                $parameter = $i;
+                $i++;
+            } else {
+                $parameter = $name;
+            }
+
+            $pdoStatement->bindParam($parameter, $variable, PDO::PARAM_LOB);
+        }
+
+        foreach ($this->positionalParams as $value) {
+            $pdoStatement->bindValue($i, $value, PDO::PARAM_STR);
+            $i++;
+        }
+
+        foreach ($this->namedParams as $name => $value) {
+            $pdoStatement->bindValue($name, $value, PDO::PARAM_STR);
+        }
+    }
+
+    /**
+     * Method executed before query execution
+     *
+     * @access protected
+     */
+    protected function beforeExecute()
+    {
+        if ($this->logQueries) {
+            $this->db->setLogMessage($this->sql);
+        }
+
+        if ($this->stopwatch) {
+            $this->startTime = microtime(true);
+        }
+    }
+
+    /**
+     * Method executed after query execution
+     *
+     * @access protected
+     */
+    protected function afterExecute()
+    {
+        if ($this->stopwatch) {
+            $duration = microtime(true) - $this->startTime;
+            $this->executionTime += $duration;
+            $this->db->setLogMessage('query_duration='.$duration);
+            $this->db->setLogMessage('total_execution_time='.$this->executionTime);
+        }
+
+        if ($this->explain) {
+            $this->db->setLogMessages($this->db->getDriver()->explain($this->sql, $this->positionalParams));
+        }
+
+        $this->nbQueries++;
+        $this->cleanup();
+    }
+
+    /**
+     * Reset internal properties after execution
+     * The same object instance is used
+     *
+     * @access protected
+     */
+    protected function cleanup()
+    {
+        $this->sql = '';
+        $this->useNamedParams = false;
+        $this->positionalParams = array();
+        $this->namedParams = array();
+        $this->lobParams = array();
+    }
+
+    /**
+     * Handle PDOException
+     *
+     * @access public
+     * @param  PDOException $e
+     * @return bool
+     * @throws SQLException
+     */
+    public function handleSqlError(PDOException $e)
+    {
+        $this->cleanup();
+        $this->db->cancelTransaction();
+        $this->db->setLogMessage($e->getMessage());
+
+        if ($this->db->getDriver()->isDuplicateKeyError($e->getCode())) {
+            return false;
+        }
+
+        throw new SQLException('SQL error'.($this->logQueries ? ': '.$e->getMessage() : ''));
+    }
+}

vendor/fguillot/picodb/lib/PicoDb/Table.php

@@ -0,0 +1,721 @@
+<?php
+
+namespace PicoDb;
+
+use PDO;
+use Closure;
+use PicoDb\Builder\ConditionBuilder;
+use PicoDb\Builder\InsertBuilder;
+use PicoDb\Builder\UpdateBuilder;
+
+/**
+ * Table
+ *
+ * @package PicoDb
+ * @author  Frederic Guillot
+ *
+ * @method   $this   addCondition($sql)
+ * @method   $this   beginOr()
+ * @method   $this   closeOr()
+ * @method   $this   eq($column, $value)
+ * @method   $this   neq($column, $value)
+ * @method   $this   in($column, array $values)
+ * @method   $this   inSubquery($column, Table $subquery)
+ * @method   $this   notIn($column, array $values)
+ * @method   $this   notInSubquery($column, Table $subquery)
+ * @method   $this   like($column, $value)
+ * @method   $this   ilike($column, $value)
+ * @method   $this   gt($column, $value)
+ * @method   $this   gtSubquery($column, Table $subquery)
+ * @method   $this   lt($column, $value)
+ * @method   $this   ltSubquery($column, Table $subquery)
+ * @method   $this   gte($column, $value)
+ * @method   $this   gteSubquery($column, Table $subquery)
+ * @method   $this   lte($column, $value)
+ * @method   $this   lteSubquery($column, Table $subquery)
+ * @method   $this   isNull($column)
+ * @method   $this   notNull($column)
+ */
+class Table
+{
+    /**
+     * Sorting direction
+     *
+     * @access public
+     * @var string
+     */
+    const SORT_ASC = 'ASC';
+    const SORT_DESC = 'DESC';
+
+    /**
+     * Condition instance
+     *
+     * @access protected
+     * @var    ConditionBuilder
+     */
+    protected $conditionBuilder;
+
+    /**
+     * Database instance
+     *
+     * @access protected
+     * @var    Database
+     */
+    protected $db;
+
+    /**
+     * Table name
+     *
+     * @access protected
+     * @var    string
+     */
+    protected $name = '';
+
+    /**
+     * Columns list for SELECT query
+     *
+     * @access private
+     * @var    array
+     */
+    private $columns = array();
+
+    /**
+     * Columns to sum during update
+     *
+     * @access private
+     * @var    array
+     */
+    private $sumColumns = array();
+
+    /**
+     * SQL limit
+     *
+     * @access private
+     * @var    string
+     */
+    private $sqlLimit = '';
+
+    /**
+     * SQL offset
+     *
+     * @access private
+     * @var    string
+     */
+    private $sqlOffset = '';
+
+    /**
+     * SQL order
+     *
+     * @access private
+     * @var    string
+     */
+    private $sqlOrder = '';
+
+    /**
+     * SQL custom SELECT value
+     *
+     * @access private
+     * @var    string
+     */
+    private $sqlSelect = '';
+
+    /**
+     * SQL joins
+     *
+     * @access private
+     * @var    array
+     */
+    private $joins = array();
+
+    /**
+     * Use DISTINCT or not?
+     *
+     * @access private
+     * @var    boolean
+     */
+    private $distinct = false;
+
+    /**
+     * Group by those columns
+     *
+     * @access private
+     * @var    array
+     */
+    private $groupBy = array();
+
+    /**
+     * Callback for result filtering
+     *
+     * @access private
+     * @var    Closure
+     */
+    private $callback = null;
+
+    /**
+     * Constructor
+     *
+     * @access public
+     * @param  Database   $db
+     * @param  string     $name
+     */
+    public function __construct(Database $db, $name)
+    {
+        $this->db = $db;
+        $this->name = $name;
+        $this->conditionBuilder = new ConditionBuilder($db);
+    }
+
+    /**
+     * Return the table name
+     *
+     * @access public
+     * @return string
+     */
+    public function getName()
+    {
+        return $this->name;
+    }
+
+    /**
+     * Return ConditionBuilder object
+     *
+     * @access public
+     * @return ConditionBuilder
+     */
+    public function getConditionBuilder()
+    {
+        return $this->conditionBuilder;
+    }
+
+    /**
+     * Insert or update
+     *
+     * @access public
+     * @param  array    $data
+     * @return boolean
+     */
+    public function save(array $data)
+    {
+        return $this->conditionBuilder->hasCondition() ? $this->update($data) : $this->insert($data);
+    }
+
+    /**
+     * Update
+     *
+     * @access public
+     * @param  array   $data
+     * @return boolean
+     */
+    public function update(array $data = array())
+    {
+        $values = array_merge(array_values($data), array_values($this->sumColumns), $this->conditionBuilder->getValues());
+        $sql = UpdateBuilder::getInstance($this->db, $this->conditionBuilder)
+            ->withTable($this->name)
+            ->withColumns(array_keys($data))
+            ->withSumColumns(array_keys($this->sumColumns))
+            ->build();
+
+        return $this->db->execute($sql, $values) !== false;
+    }
+
+    /**
+     * Insert
+     *
+     * @access public
+     * @param  array    $data
+     * @return boolean
+     */
+    public function insert(array $data)
+    {
+        return $this->db->getStatementHandler()
+            ->withSql(InsertBuilder::getInstance($this->db, $this->conditionBuilder)
+                ->withTable($this->name)
+                ->withColumns(array_keys($data))
+                ->build()
+            )
+            ->withNamedParams($data)
+            ->execute() !== false;
+    }
+
+    /**
+     * Insert a new row and return the ID of the primary key
+     *
+     * @access public
+     * @param  array $data
+     * @return bool|int
+     */
+    public function persist(array $data)
+    {
+        if ($this->insert($data)) {
+            return $this->db->getLastId();
+        }
+
+        return false;
+    }
+
+    /**
+     * Remove
+     *
+     * @access public
+     * @return boolean
+     */
+    public function remove()
+    {
+        $sql = sprintf(
+            'DELETE FROM %s %s',
+            $this->db->escapeIdentifier($this->name),
+            $this->conditionBuilder->build()
+        );
+
+        $result = $this->db->execute($sql, $this->conditionBuilder->getValues());
+        return $result->rowCount() > 0;
+    }
+
+    /**
+     * Fetch all rows
+     *
+     * @access public
+     * @return array
+     */
+    public function findAll()
+    {
+        $rq = $this->db->execute($this->buildSelectQuery(), $this->conditionBuilder->getValues());
+        $results = $rq->fetchAll(PDO::FETCH_ASSOC);
+
+        if (is_callable($this->callback) && ! empty($results)) {
+            return call_user_func($this->callback, $results);
+        }
+
+        return $results;
+    }
+
+    /**
+     * Find all with a single column
+     *
+     * @access public
+     * @param  string    $column
+     * @return mixed
+     */
+    public function findAllByColumn($column)
+    {
+        $this->columns = array($column);
+        $rq = $this->db->execute($this->buildSelectQuery(), $this->conditionBuilder->getValues());
+
+        return $rq->fetchAll(PDO::FETCH_COLUMN, 0);
+    }
+
+    /**
+     * Fetch one row
+     *
+     * @access public
+     * @return array|null
+     */
+    public function findOne()
+    {
+        $this->limit(1);
+        $result = $this->findAll();
+
+        return isset($result[0]) ? $result[0] : null;
+    }
+
+    /**
+     * Fetch one column, first row
+     *
+     * @access public
+     * @param  string   $column
+     * @return string
+     */
+    public function findOneColumn($column)
+    {
+        $this->limit(1);
+        $this->columns = array($column);
+
+        return $this->db->execute($this->buildSelectQuery(), $this->conditionBuilder->getValues())->fetchColumn();
+    }
+
+    /**
+     * Build a subquery with an alias
+     *
+     * @access public
+     * @param  string  $sql
+     * @param  string  $alias
+     * @return $this
+     */
+    public function subquery($sql, $alias)
+    {
+        $this->columns[] = '('.$sql.') AS '.$this->db->escapeIdentifier($alias);
+        return $this;
+    }
+
+    /**
+     * Exists
+     *
+     * @access public
+     * @return integer
+     */
+    public function exists()
+    {
+        $sql = sprintf(
+            'SELECT 1 FROM %s '.implode(' ', $this->joins).$this->conditionBuilder->build(),
+            $this->db->escapeIdentifier($this->name)
+        );
+
+        $rq = $this->db->execute($sql, $this->conditionBuilder->getValues());
+        $result = $rq->fetchColumn();
+
+        return $result ? true : false;
+    }
+
+    /**
+     * Count
+     *
+     * @access public
+     * @return integer
+     */
+    public function count()
+    {
+        $sql = sprintf(
+            'SELECT COUNT(*) FROM %s '.implode(' ', $this->joins).$this->conditionBuilder->build().$this->sqlOrder.$this->sqlLimit.$this->sqlOffset,
+            $this->db->escapeIdentifier($this->name)
+        );
+
+        $rq = $this->db->execute($sql, $this->conditionBuilder->getValues());
+        $result = $rq->fetchColumn();
+
+        return $result ? (int) $result : 0;
+    }
+
+    /**
+     * Sum
+     *
+     * @access public
+     * @param  string   $column
+     * @return float
+     */
+    public function sum($column)
+    {
+        $sql = sprintf(
+            'SELECT SUM(%s) FROM %s '.implode(' ', $this->joins).$this->conditionBuilder->build().$this->sqlOrder.$this->sqlLimit.$this->sqlOffset,
+            $this->db->escapeIdentifier($column),
+            $this->db->escapeIdentifier($this->name)
+        );
+
+        $rq = $this->db->execute($sql, $this->conditionBuilder->getValues());
+        $result = $rq->fetchColumn();
+
+        return $result ? (float) $result : 0;
+    }
+
+    /**
+     * Increment column value
+     *
+     * @access public
+     * @param  string $column
+     * @param  string $value
+     * @return boolean
+     */
+    public function increment($column, $value)
+    {
+        $sql = sprintf(
+            'UPDATE %s SET %s=%s+%d '.$this->conditionBuilder->build(),
+            $this->db->escapeIdentifier($this->name),
+            $this->db->escapeIdentifier($column),
+            $this->db->escapeIdentifier($column),
+            $value
+        );
+
+        return $this->db->execute($sql, $this->conditionBuilder->getValues()) !== false;
+    }
+
+    /**
+     * Decrement column value
+     *
+     * @access public
+     * @param  string $column
+     * @param  string $value
+     * @return boolean
+     */
+    public function decrement($column, $value)
+    {
+        $sql = sprintf(
+            'UPDATE %s SET %s=%s-%d '.$this->conditionBuilder->build(),
+            $this->db->escapeIdentifier($this->name),
+            $this->db->escapeIdentifier($column),
+            $this->db->escapeIdentifier($column),
+            $value
+        );
+
+        return $this->db->execute($sql, $this->conditionBuilder->getValues()) !== false;
+    }
+
+    /**
+     * Left join
+     *
+     * @access public
+     * @param  string   $table              Join table
+     * @param  string   $foreign_column     Foreign key on the join table
+     * @param  string   $local_column       Local column
+     * @param  string   $local_table        Local table
+     * @param  string   $alias              Join table alias
+     * @return $this
+     */
+    public function join($table, $foreign_column, $local_column, $local_table = '', $alias = '')
+    {
+        $this->joins[] = sprintf(
+            'LEFT JOIN %s ON %s=%s',
+            $this->db->escapeIdentifier($table),
+            $this->db->escapeIdentifier($alias ?: $table).'.'.$this->db->escapeIdentifier($foreign_column),
+            $this->db->escapeIdentifier($local_table ?: $this->name).'.'.$this->db->escapeIdentifier($local_column)
+        );
+
+        return $this;
+    }
+
+    /**
+     * Left join
+     *
+     * @access public
+     * @param  string   $table1
+     * @param  string   $alias1
+     * @param  string   $column1
+     * @param  string   $table2
+     * @param  string   $column2
+     * @return $this
+     */
+    public function left($table1, $alias1, $column1, $table2, $column2)
+    {
+        $this->joins[] = sprintf(
+            'LEFT JOIN %s AS %s ON %s=%s',
+            $this->db->escapeIdentifier($table1),
+            $this->db->escapeIdentifier($alias1),
+            $this->db->escapeIdentifier($alias1).'.'.$this->db->escapeIdentifier($column1),
+            $this->db->escapeIdentifier($table2).'.'.$this->db->escapeIdentifier($column2)
+        );
+
+        return $this;
+    }
+
+    /**
+     * Inner join
+     *
+     * @access public
+     * @param  string   $table1
+     * @param  string   $alias1
+     * @param  string   $column1
+     * @param  string   $table2
+     * @param  string   $column2
+     * @return $this
+     */
+    public function inner($table1, $alias1, $column1, $table2, $column2)
+    {
+        $this->joins[] = sprintf(
+            'JOIN %s AS %s ON %s=%s',
+            $this->db->escapeIdentifier($table1),
+            $this->db->escapeIdentifier($alias1),
+            $this->db->escapeIdentifier($alias1).'.'.$this->db->escapeIdentifier($column1),
+            $this->db->escapeIdentifier($table2).'.'.$this->db->escapeIdentifier($column2)
+        );
+
+        return $this;
+    }
+
+    /**
+     * Order by
+     *
+     * @access public
+     * @param  string   $column    Column name
+     * @param  string   $order     Direction ASC or DESC
+     * @return $this
+     */
+    public function orderBy($column, $order = self::SORT_ASC)
+    {
+        $order = strtoupper($order);
+        $order = $order === self::SORT_ASC || $order === self::SORT_DESC ? $order : self::SORT_ASC;
+
+        if ($this->sqlOrder === '') {
+            $this->sqlOrder = ' ORDER BY '.$this->db->escapeIdentifier($column).' '.$order;
+        }
+        else {
+            $this->sqlOrder .= ', '.$this->db->escapeIdentifier($column).' '.$order;
+        }
+
+        return $this;
+    }
+
+    /**
+     * Ascending sort
+     *
+     * @access public
+     * @param  string   $column
+     * @return $this
+     */
+    public function asc($column)
+    {
+        $this->orderBy($column, self::SORT_ASC);
+        return $this;
+    }
+
+    /**
+     * Descending sort
+     *
+     * @access public
+     * @param  string   $column
+     * @return $this
+     */
+    public function desc($column)
+    {
+        $this->orderBy($column, self::SORT_DESC);
+        return $this;
+    }
+
+    /**
+     * Limit
+     *
+     * @access public
+     * @param  integer   $value
+     * @return $this
+     */
+    public function limit($value)
+    {
+        if (! is_null($value)) {
+            $this->sqlLimit = ' LIMIT '.(int) $value;
+        }
+
+        return $this;
+    }
+
+    /**
+     * Offset
+     *
+     * @access public
+     * @param  integer   $value
+     * @return $this
+     */
+    public function offset($value)
+    {
+        if (! is_null($value)) {
+            $this->sqlOffset = ' OFFSET '.(int) $value;
+        }
+
+        return $this;
+    }
+
+    /**
+     * Group by
+     *
+     * @access public
+     * @return $this
+     */
+    public function groupBy()
+    {
+        $this->groupBy = func_get_args();
+        return $this;
+    }
+
+    /**
+     * Custom select
+     *
+     * @access public
+     * @param  string $select
+     * @return $this
+     */
+    public function select($select)
+    {
+        $this->sqlSelect = $select;
+        return $this;
+    }
+
+    /**
+     * Define the columns for the select
+     *
+     * @access public
+     * @return $this
+     */
+    public function columns()
+    {
+        $this->columns = func_get_args();
+        return $this;
+    }
+
+    /**
+     * Sum column
+     *
+     * @access public
+     * @param  string  $column
+     * @param  mixed   $value
+     * @return $this
+     */
+    public function sumColumn($column, $value)
+    {
+        $this->sumColumns[$column] = $value;
+        return $this;
+    }
+
+    /**
+     * Distinct
+     *
+     * @access public
+     * @return $this
+     */
+    public function distinct()
+    {
+        $this->columns = func_get_args();
+        $this->distinct = true;
+        return $this;
+    }
+
+    /**
+     * Add callback to alter the resultset
+     *
+     * @access public
+     * @param  Closure|array  $callback
+     * @return $this
+     */
+    public function callback($callback)
+    {
+        $this->callback = $callback;
+        return $this;
+    }
+
+    /**
+     * Build a select query
+     *
+     * @access public
+     * @return string
+     */
+    public function buildSelectQuery()
+    {
+        if (empty($this->sqlSelect)) {
+            $this->columns = $this->db->escapeIdentifierList($this->columns);
+            $this->sqlSelect = ($this->distinct ? 'DISTINCT ' : '').(empty($this->columns) ? '*' : implode(', ', $this->columns));
+        }
+
+        $this->groupBy = $this->db->escapeIdentifierList($this->groupBy);
+
+        return trim(sprintf(
+            'SELECT %s FROM %s %s %s %s %s %s %s',
+            $this->sqlSelect,
+            $this->db->escapeIdentifier($this->name),
+            implode(' ', $this->joins),
+            $this->conditionBuilder->build(),
+            empty($this->groupBy) ? '' : 'GROUP BY '.implode(', ', $this->groupBy),
+            $this->sqlOrder,
+            $this->sqlLimit,
+            $this->sqlOffset
+        ));
+    }
+
+    /**
+     * Magic method for sql conditions
+     *
+     * @access public
+     * @param  string   $name
+     * @param  array    $arguments
+     * @return $this
+     */
+    public function __call($name, array $arguments)
+    {
+        call_user_func_array(array($this->conditionBuilder, $name), $arguments);
+        return $this;
+    }
+}

vendor/fguillot/picodb/lib/PicoDb/UrlParser.php

@@ -0,0 +1,93 @@
+<?php
+
+namespace PicoDb;
+
+/**
+ * Class UrlParser
+ *
+ * @package PicoDb
+ * @author  Frederic Guillot
+ */
+class UrlParser
+{
+    /**
+     * URL
+     *
+     * @access private
+     * @var string
+     */
+    private $url;
+
+    /**
+     * Constructor
+     *
+     * @access public
+     * @param  string $environmentVariable
+     */
+    public function __construct($environmentVariable = 'DATABASE_URL')
+    {
+        $this->url = getenv($environmentVariable);
+    }
+
+    /**
+     * Get object instance
+     *
+     * @access public
+     * @param  string $environmentVariable
+     * @return static
+     */
+    public static function getInstance($environmentVariable = 'DATABASE_URL')
+    {
+        return new static($environmentVariable);
+    }
+
+    /**
+     * Return true if the variable is defined
+     *
+     * @access public
+     * @return bool
+     */
+    public function isEnvironmentVariableDefined()
+    {
+        return ! empty($this->url);
+    }
+
+    /**
+     * Get settings from URL
+     *
+     * @access public
+     * @param  string $url
+     * @return array
+     */
+    public function getSettings($url = '')
+    {
+        $url = $url ?: $this->url;
+        $components = parse_url($url);
+
+        if ($components === false) {
+            return array();
+        }
+
+        return array(
+            'driver' => $this->getUrlComponent($components, 'scheme'),
+            'username' => $this->getUrlComponent($components, 'user'),
+            'password' => $this->getUrlComponent($components, 'pass'),
+            'hostname' => $this->getUrlComponent($components, 'host'),
+            'port' => $this->getUrlComponent($components, 'port'),
+            'database' => ltrim($this->getUrlComponent($components, 'path'), '/'),
+        );
+    }
+
+    /**
+     * Get URL component
+     *
+     * @access private
+     * @param  array  $components
+     * @param  string $component
+     * @return mixed|null
+     */
+    private function getUrlComponent(array $components, $component)
+    {
+        return ! empty($components[$component]) ? $components[$component] : null;
+    }
+}

vendor/fguillot/simple-queue/LICENSE

@@ -0,0 +1,21 @@
+The MIT License (MIT)
+
+Copyright (c) 2016 Frédéric Guillot
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.

vendor/fguillot/simple-queue/src/Adapter/AmqpQueueAdapter.php

@@ -0,0 +1,138 @@
+<?php
+
+namespace SimpleQueue\Adapter;
+
+use DateTime;
+use PhpAmqpLib\Channel\AMQPChannel;
+use PhpAmqpLib\Message\AMQPMessage;
+use PhpAmqpLib\Wire\AMQPTable;
+use SimpleQueue\Job;
+use SimpleQueue\QueueAdapterInterface;
+
+/**
+ * Class AmqpQueueAdapter
+ *
+ * @package SimpleQueue\Adapter
+ */
+class AmqpQueueAdapter implements QueueAdapterInterface
+{
+    /**
+     * @var AMQPChannel
+     */
+    protected $channel;
+
+    /**
+     * @var string
+     */
+    protected $exchange = '';
+
+    /**
+     * @var string
+     */
+    protected $queue = '';
+
+    /**
+     * AmqpQueueAdapter constructor.
+     *
+     * @param AMQPChannel $channel
+     * @param string      $queue
+     * @param string      $exchange
+     */
+    public function __construct(AMQPChannel $channel, $queue, $exchange)
+    {
+        $this->channel = $channel;
+        $this->exchange = $exchange;
+        $this->queue = $queue;
+    }
+
+    /**
+     * Send a job
+     *
+     * @access public
+     * @param  Job $job
+     * @return $this
+     */
+    public function push(Job $job)
+    {
+        $message = new AMQPMessage($job->serialize(), array('content_type' => 'text/plain'));
+        $this->channel->basic_publish($message, $this->exchange);
+        return $this;
+    }
+
+    /**
+     * Schedule a job in the future
+     *
+     * @access public
+     * @param  Job      $job
+     * @param  DateTime $dateTime
+     * @return $this
+     */
+    public function schedule(Job $job, DateTime $dateTime)
+    {
+        $now = new DateTime();
+        $when = clone($dateTime);
+        $delay = $when->getTimestamp() - $now->getTimestamp();
+
+        $message = new AMQPMessage($job->serialize(), array('delivery_mode' => 2));
+        $message->set('application_headers', new AMQPTable(array('x-delay' => $delay)));
+
+        $this->channel->basic_publish($message, $this->exchange);
+        return $this;
+    }
+
+    /**
+     * Wait and get job from a queue
+     *
+     * @access public
+     * @return Job|null
+     */
+    public function pull()
+    {
+        $message = null;
+
+        $this->channel->basic_consume($this->queue, 'test', false, false, false, false, function ($msg) use (&$message) {
+            $message = $msg;
+            $message->delivery_info['channel']->basic_cancel($message->delivery_info['consumer_tag']);
+        });
+
+        while (count($this->channel->callbacks)) {
+            $this->channel->wait();
+        }
+
+        if ($message === null) {
+            return null;
+        }
+
+        $job = new Job();
+        $job->setId($message->get('delivery_tag'));
+        $job->unserialize($message->getBody());
+
+        return $job;
+    }
+
+    /**
+     * Acknowledge a job
+     *
+     * @access public
+     * @param  Job $job
+     * @return $this
+     */
+    public function completed(Job $job)
+    {
+        $this->channel->basic_ack($job->getId());
+        return $this;
+    }
+
+    /**
+     * Mark a job as failed
+     *
+     * @access public
+     * @param  Job $job
+     * @return $this
+     */
+    public function failed(Job $job)
+    {
+        $this->channel->basic_nack($job->getId());
+        return $this;
+    }
+}

vendor/fguillot/simple-queue/src/Adapter/AwsSqsQueueAdapter.php

@@ -0,0 +1,150 @@
+<?php
+
+namespace SimpleQueue\Adapter;
+
+use Aws\Sqs\SqsClient;
+use SimpleQueue\Job;
+use SimpleQueue\QueueAdapterInterface;
+use DateTime;
+
+/**
+ * Class AwsSqsQueueAdapter
+ *
+ * @package SimpleQueue\Adapter
+ * @author George Webb <george@webb.uno>
+ */
+class AwsSqsQueueAdapter implements QueueAdapterInterface
+{
+    /**
+     * @var string
+     */
+    private $queueName;
+
+    /**
+     * @var SqsClient
+     */
+    private $sqsClient;
+
+    /**
+     * @var string
+     */
+    private $sqsUrl;
+
+    /**
+     * @var array
+     */
+    private $config;
+
+    /**
+     * AwsSqsQueueAdapter constructor.
+     *
+     * @param string    $queueName  The name of the SQS queue
+     * @param SqsClient $sqsClient  An SQS client
+     * @param array     $config     Array of config values
+     */
+    public function __construct($queueName, SqsClient $sqsClient, $config = array())
+    {
+        $this->queueName = $queueName;
+        $this->sqsClient = $sqsClient;
+        $this->sqsUrl = $this->sqsClient->getQueueUrl(array('QueueName' => $this->queueName))->get('QueueUrl');
+        $this->config = $config;
+    }
+
+    /**
+     * Send a job
+     *
+     * @access public
+     * @param  Job $job
+     * @return $this
+     */
+    public function push(Job $job)
+    {
+        $this->sqsClient->sendMessage(array(
+            'QueueUrl' => $this->sqsUrl,
+            'MessageBody' => $job->serialize()
+        ));
+        return $this;
+    }
+
+    /**
+     * Schedule a job in the future
+     *
+     * @access public
+     * @param  Job      $job
+     * @param  DateTime $dateTime
+     * @return $this
+     */
+    public function schedule(Job $job, DateTime $dateTime)
+    {
+        $now = new DateTime();
+        $when = clone($dateTime);
+        $delay = $when->getTimestamp() - $now->getTimestamp();
+
+        $this->sqsClient->sendMessage(array(
+            'QueueUrl' => $this->sqsUrl,
+            'MessageBody' => $job->serialize(),
+            'VisibilityTimeout' => $delay
+        ));
+
+        return $this;
+    }
+
+    /**
+     * Wait and get job from a queue
+     *
+     * @access public
+     * @return Job|null
+     */
+    public function pull()
+    {
+        $result = $this->sqsClient->receiveMessage(array(
+            'QueueUrl' => $this->sqsUrl,
+            'WaitTimeSeconds' => empty($this->config['LongPollingTime']) ? 0 : (int) $this->config['LongPollingTime']
+        ));
+
+        if ($result['Messages'] == null) {
+            return null;
+        }
+
+        $resultMessage = array_pop($result['Messages']);
+
+        $job = new Job();
+        $job->setId($resultMessage['ReceiptHandle']);
+        $job->unserialize($resultMessage['Body']);
+
+        return $job;
+    }
+
+    /**
+     * Acknowledge a job
+     *
+     * @access public
+     * @param  Job $job
+     * @return $this
+     */
+    public function completed(Job $job)
+    {
+        $this->sqsClient->deleteMessage(array(
+            'QueueUrl' => $this->sqsUrl,
+            'ReceiptHandle' => $job->getId()
+        ));
+        return $this;
+    }
+
+    /**
+     * Mark a job as failed
+     *
+     * @access public
+     * @param  Job $job
+     * @return $this
+     */
+    public function failed(Job $job)
+    {
+        $this->sqsClient->changeMessageVisibility(array(
+            'QueueUrl' => $this->sqsUrl,
+            'ReceiptHandle' => $job->getId(),
+            'VisibilityTimeout' => 0
+        ));
+        return $this;
+    }
+}

vendor/fguillot/simple-queue/src/Adapter/BeanstalkQueueAdapter.php

@@ -0,0 +1,120 @@
+<?php
+
+namespace SimpleQueue\Adapter;
+
+use DateTime;
+use Pheanstalk\Job as BeanstalkJob;
+use Pheanstalk\Pheanstalk;
+use Pheanstalk\PheanstalkInterface;
+use SimpleQueue\Job;
+use SimpleQueue\QueueAdapterInterface;
+
+/**
+ * Class BeanstalkQueueAdapter
+ *
+ * @package SimpleQueue\Adapter
+ */
+class BeanstalkQueueAdapter implements QueueAdapterInterface
+{
+    /**
+     * @var PheanstalkInterface
+     */
+    protected $beanstalk;
+
+    /**
+     * @var string
+     */
+    protected $queueName = '';
+
+    /**
+     * BeanstalkQueueAdapter constructor.
+     *
+     * @param PheanstalkInterface $beanstalk
+     * @param string              $queueName
+     */
+    public function __construct(PheanstalkInterface $beanstalk, $queueName)
+    {
+        $this->beanstalk = $beanstalk;
+        $this->queueName = $queueName;
+    }
+
+    /**
+     * Send a job
+     *
+     * @access public
+     * @param  Job $job
+     * @return $this
+     */
+    public function push(Job $job)
+    {
+        $this->beanstalk->putInTube($this->queueName, $job->serialize());
+        return $this;
+    }
+
+    /**
+     * Schedule a job in the future
+     *
+     * @access public
+     * @param  Job      $job
+     * @param  DateTime $dateTime
+     * @return $this
+     */
+    public function schedule(Job $job, DateTime $dateTime)
+    {
+        $now = new DateTime();
+        $when = clone($dateTime);
+        $delay = $when->getTimestamp() - $now->getTimestamp();
+        
+        $this->beanstalk->putInTube($this->queueName, $job->serialize(), Pheanstalk::DEFAULT_PRIORITY, $delay);
+        return $this;
+    }
+
+    /**
+     * Wait and get job from a queue
+     *
+     * @access public
+     * @return Job|null
+     */
+    public function pull()
+    {
+        $beanstalkJob = $this->beanstalk->reserveFromTube($this->queueName);
+
+        if ($beanstalkJob === false) {
+            return null;
+        }
+
+        $job = new Job();
+        $job->setId($beanstalkJob->getId());
+        $job->unserialize($beanstalkJob->getData());
+
+        return $job;
+    }
+
+    /**
+     * Acknowledge a job
+     *
+     * @access public
+     * @param  Job $job
+     * @return $this
+     */
+    public function completed(Job $job)
+    {
+        $beanstalkJob = new BeanstalkJob($job->getId(), $job->serialize());
+        $this->beanstalk->delete($beanstalkJob);
+        return $this;
+    }
+
+    /**
+     * Mark a job as failed
+     *
+     * @access public
+     * @param  Job $job
+     * @return $this
+     */
+    public function failed(Job $job)
+    {
+        $beanstalkJob = new BeanstalkJob($job->getId(), $job->serialize());
+        $this->beanstalk->bury($beanstalkJob);
+        return $this;
+    }
+}

vendor/fguillot/simple-queue/src/Adapter/DisqueQueueAdapter.php

@@ -0,0 +1,109 @@
+<?php
+
+namespace SimpleQueue\Adapter;
+
+use DateTime;
+use Disque\Client as DisqueClient;
+use Disque\Queue\Job as DisqueJob;
+use SimpleQueue\Job;
+use SimpleQueue\QueueAdapterInterface;
+
+/**
+ * Class DisqueQueueAdapter
+ *
+ * @package SimpleQueue\Adapter
+ */
+class DisqueQueueAdapter implements QueueAdapterInterface
+{
+    /**
+     * @var DisqueClient
+     */
+    protected $disque;
+
+    /**
+     * @var string
+     */
+    protected $queueName;
+
+    /**
+     * DisqueQueueAdapter constructor.
+     *
+     * @param DisqueClient $disque
+     * @param string       $queueName
+     */
+    public function __construct(DisqueClient $disque, $queueName)
+    {
+        $this->disque = $disque;
+        $this->queueName = $queueName;
+    }
+
+    /**
+     * Send a job
+     *
+     * @access public
+     * @param  Job $job
+     * @return $this
+     */
+    public function push(Job $job)
+    {
+        $this->disque->queue($this->queueName)->push(new DisqueJob($job->getBody()));
+        return $this;
+    }
+
+    /**
+     * Schedule a job in the future
+     *
+     * @access public
+     * @param  Job      $job
+     * @param  DateTime $dateTime
+     * @return $this
+     */
+    public function schedule(Job $job, DateTime $dateTime)
+    {
+        $this->disque->queue($this->queueName)->schedule(new DisqueJob($job->serialize()), $dateTime);
+        return $this;
+    }
+
+    /**
+     * Wait and get job from a queue
+     *
+     * @access public
+     * @return Job|null
+     */
+    public function pull()
+    {
+        $disqueJob = $this->disque->queue($this->queueName)->pull();
+
+        if ($disqueJob === null) {
+            return null;
+        }
+
+        return new Job($disqueJob->getBody(), $disqueJob->getId());
+    }
+
+    /**
+     * Acknowledge a job
+     *
+     * @access public
+     * @param  Job $job
+     * @return $this
+     */
+    public function completed(Job $job)
+    {
+        $this->disque->queue($this->queueName)->processed(new DisqueJob($job->getBody(), $job->getId()));
+        return $this;
+    }
+
+    /**
+     * Mark a job as failed
+     *
+     * @access public
+     * @param  Job $job
+     * @return $this
+     */
+    public function failed(Job $job)
+    {
+        $this->disque->queue($this->queueName)->failed(new DisqueJob($job->getBody(), $job->getId()));
+        return $this;
+    }
+}

vendor/fguillot/simple-queue/src/Adapter/MemoryQueueAdapter.php

@@ -0,0 +1,100 @@
+<?php
+
+namespace SimpleQueue\Adapter;
+
+use DateTime;
+use Exception;
+use SimpleQueue\Exception\NotSupportedException;
+use SimpleQueue\QueueAdapterInterface;
+use SimpleQueue\Job;
+use SplQueue;
+
+/**
+ * Class MemoryAdapter
+ *
+ * @package SimpleQueue\Adapter
+ */
+class MemoryQueueAdapter implements QueueAdapterInterface
+{
+    /**
+     * @var SplQueue
+     */
+    protected $queue;
+
+    /**
+     * MemoryAdapter constructor.
+     */
+    public function __construct()
+    {
+        $this->queue = new SplQueue();
+    }
+
+    /**
+     * Send a job
+     *
+     * @access public
+     * @param  Job $job
+     * @return $this
+     */
+    public function push(Job $job)
+    {
+        $this->queue->enqueue($job->serialize());
+        return $this;
+    }
+
+    /**
+     * Schedule a job in the future
+     *
+     * @access public
+     * @param  Job      $job
+     * @param  DateTime $dateTime
+     * @return bool
+     * @throws NotSupportedException
+     */
+    public function schedule(Job $job, DateTime $dateTime)
+    {
+        throw new NotSupportedException('Job delay is not supported by MemoryQueue');
+    }
+
+    /**
+     * Wait and get job from a queue
+     *
+     * @access public
+     * @return Job|null
+     */
+    public function pull()
+    {
+        try {
+            $job = new Job();
+            $payload = $this->queue->dequeue();
+            return $job->unserialize($payload);
+        } catch (Exception $e) {
+            return null;
+        }
+    }
+
+    /**
+     * Acknowledge a job
+     *
+     * @access public
+     * @param  Job $job
+     * @return $this
+     */
+    public function completed(Job $job)
+    {
+        return $this;
+    }
+
+    /**
+     * Mark a job as failed
+     *
+     * @access public
+     * @param  Job $job
+     * @return $this
+     */
+    public function failed(Job $job)
+    {
+        $this->queue->enqueue($job->serialize());
+        return $this;
+    }
+}

vendor/fguillot/simple-queue/src/Exception/NotSupportedException.php

@@ -0,0 +1,14 @@
+<?php
+
+namespace SimpleQueue\Exception;
+
+use Exception;
+
+/**
+ * Class NotSupportedException
+ *
+ * @package SimpleQueue\Exception
+ */
+class NotSupportedException extends Exception
+{
+}

vendor/fguillot/simple-queue/src/Job.php

@@ -0,0 +1,98 @@
+<?php
+
+namespace SimpleQueue;
+
+/**
+ * Class Job
+ *
+ * @package SimpleQueue
+ */
+class Job
+{
+    protected $id;
+    protected $body;
+
+    /**
+     * Job constructor.
+     *
+     * @param null $body
+     * @param null $id
+     */
+    public function __construct($body = null, $id = null)
+    {
+        $this->body = $body;
+        $this->id = $id;
+    }
+
+    /**
+     * Unserialize a payload
+     *
+     * @param  string $payload
+     * @return $this
+     */
+    public function unserialize($payload)
+    {
+        $this->body = json_decode($payload, true);
+        return $this;
+    }
+
+    /**
+     * Serialize the body
+     *
+     * @return string
+     */
+    public function serialize()
+    {
+        return json_encode($this->body);
+    }
+
+    /**
+     * Set body
+     *
+     * @param mixed $body
+     * @return Job
+     */
+    public function setBody($body)
+    {
+        $this->body = $body;
+        return $this;
+    }
+
+    /**
+     * Get body
+     *
+     * @return mixed
+     */
+    public function getBody()
+    {
+        return $this->body;
+    }
+
+    /**
+     * Set job ID
+     *
+     * @param mixed $jobId
+     * @return Job
+     */
+    public function setId($jobId)
+    {
+        $this->id = $jobId;
+        return $this;
+    }
+
+    /**
+     * Get job ID
+     * @return mixed
+     */
+    public function getId()
+    {
+        return $this->id;
+    }
+
+    /**
+     * Execute job
+     */
+    public function execute()
+    {
+    }
+}

vendor/fguillot/simple-queue/src/Queue.php

@@ -0,0 +1,92 @@
+<?php
+
+namespace SimpleQueue;
+
+use DateTime;
+
+/**
+ * Class Queue
+ *
+ * @package SimpleQueue
+ */
+class Queue implements QueueAdapterInterface
+{
+    /**
+     * @var QueueAdapterInterface
+     */
+    protected $queueAdapter;
+
+    /**
+     * Queue constructor.
+     *
+     * @param QueueAdapterInterface $queueAdapter
+     */
+    public function __construct(QueueAdapterInterface $queueAdapter)
+    {
+        $this->queueAdapter = $queueAdapter;
+    }
+
+    /**
+     * Send a job
+     *
+     * @access public
+     * @param  Job $job
+     * @return $this
+     */
+    public function push(Job $job)
+    {
+        $this->queueAdapter->push($job);
+        return $this;
+    }
+
+    /**
+     * Schedule a job in the future
+     *
+     * @access public
+     * @param  Job      $job
+     * @param  DateTime $dateTime
+     * @return $this
+     */
+    public function schedule(Job $job, DateTime $dateTime)
+    {
+        $this->queueAdapter->schedule($job, $dateTime);
+        return $this;
+    }
+
+    /**
+     * Wait and get job from a queue
+     *
+     * @access public
+     * @return Job|null
+     */
+    public function pull()
+    {
+        return $this->queueAdapter->pull();
+    }
+
+    /**
+     * Acknowledge a job
+     *
+     * @access public
+     * @param  Job $job
+     * @return $this
+     */
+    public function completed(Job $job)
+    {
+        $this->queueAdapter->completed($job);
+        return $this;
+    }
+
+    /**
+     * Mark a job as failed
+     *
+     * @access public
+     * @param  Job $job
+     * @return $this
+     */
+    public function failed(Job $job)
+    {
+        $this->queueAdapter->failed($job);
+        return $this;
+    }
+}

vendor/fguillot/simple-queue/src/QueueAdapterInterface.php

@@ -0,0 +1,58 @@
+<?php
+
+namespace SimpleQueue;
+
+use DateTime;
+
+/**
+ * Interface AdapterInterface
+ *
+ * @package SimpleQueue\Adapter
+ */
+interface QueueAdapterInterface
+{
+    /**
+     * Send a job
+     *
+     * @access public
+     * @param  Job $job
+     * @return $this
+     */
+    public function push(Job $job);
+
+    /**
+     * Schedule a job in the future
+     *
+     * @access public
+     * @param  Job      $job
+     * @param  DateTime $dateTime
+     * @return $this
+     */
+    public function schedule(Job $job, DateTime $dateTime);
+
+    /**
+     * Wait and get job from a queue
+     *
+     * @access public
+     * @return Job|null
+     */
+    public function pull();
+
+    /**
+     * Acknowledge a job
+     *
+     * @access public
+     * @param  Job $job
+     * @return $this
+     */
+    public function completed(Job $job);
+
+    /**
+     * Mark a job as failed
+     *
+     * @access public
+     * @param  Job $job
+     * @return $this
+     */
+    public function failed(Job $job);
+}

vendor/fguillot/simple-validator/LICENSE

@@ -0,0 +1,21 @@
+The MIT License (MIT)
+
+Copyright (c) 2015 Frederic Guillot
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.

vendor/fguillot/simple-validator/src/SimpleValidator/Validator.php

@@ -0,0 +1,44 @@
+<?php
+
+namespace SimpleValidator;
+
+class Validator
+{
+    private $data = array();
+    private $errors = array();
+    private $validators = array();
+
+    public function __construct(array $data, array $validators)
+    {
+        $this->data = $data;
+        $this->validators = $validators;
+    }
+
+    public function execute()
+    {
+        $result = true;
+
+        foreach ($this->validators as $validator) {
+            if (! $validator->execute($this->data)) {
+                $this->addError($validator->getField(), $validator->getErrorMessage());
+                $result = false;
+            }
+        }
+
+        return $result;
+    }
+
+    public function addError($field, $message)
+    {
+        if (! isset($this->errors[$field])) {
+            $this->errors[$field] = array();
+        }
+
+        $this->errors[$field][] = $message;
+    }
+
+    public function getErrors()
+    {
+        return $this->errors;
+    }
+}

vendor/fguillot/simple-validator/src/SimpleValidator/Validators/Alpha.php

@@ -0,0 +1,15 @@
+<?php
+
+namespace SimpleValidator\Validators;
+
+class Alpha extends Base
+{
+    public function execute(array $data)
+    {
+        if ($this->isFieldNotEmpty($data)) {
+            return ctype_alpha($data[$this->field]);
+        }
+
+        return true;
+    }
+}

vendor/fguillot/simple-validator/src/SimpleValidator/Validators/AlphaNumeric.php

@@ -0,0 +1,15 @@
+<?php
+
+namespace SimpleValidator\Validators;
+
+class AlphaNumeric extends Base
+{
+    public function execute(array $data)
+    {
+        if ($this->isFieldNotEmpty($data)) {
+            return ctype_alnum($data[$this->field]);
+        }
+
+        return true;
+    }
+}

vendor/fguillot/simple-validator/src/SimpleValidator/Validators/Base.php

@@ -0,0 +1,37 @@
+<?php
+
+namespace SimpleValidator\Validators;
+
+abstract class Base
+{
+    protected $field = '';
+    protected $error_message = '';
+    protected $data = array();
+
+    abstract public function execute(array $data);
+
+    public function __construct($field, $error_message)
+    {
+        $this->field = $field;
+        $this->error_message = $error_message;
+    }
+
+    public function getErrorMessage()
+    {
+        return $this->error_message;
+    }
+
+    public function getField()
+    {
+        if (is_array($this->field)) {
+            return $this->field[0];
+        }
+
+        return $this->field;
+    }
+
+    public function isFieldNotEmpty(array $data)
+    {
+        return isset($data[$this->field]) && $data[$this->field] !== '';
+    }
+}

vendor/fguillot/simple-validator/src/SimpleValidator/Validators/Date.php

@@ -0,0 +1,45 @@
+<?php
+
+namespace SimpleValidator\Validators;
+
+use DateTime;
+
+class Date extends Base
+{
+    private $formats = array();
+
+    public function __construct($field, $error_message, array $formats)
+    {
+        parent::__construct($field, $error_message);
+        $this->formats = $formats;
+    }
+
+    public function execute(array $data)
+    {
+        if ($this->isFieldNotEmpty($data)) {
+            foreach ($this->formats as $format) {
+                if ($this->isValidDate($data[$this->field], $format)) {
+                    return true;
+                }
+            }
+
+            return false;
+        }
+
+        return true;
+    }
+
+    public function isValidDate($value, $format)
+    {
+        $date = DateTime::createFromFormat($format, $value);
+
+        if ($date !== false) {
+            $errors = DateTime::getLastErrors();
+            if ($errors['error_count'] === 0 && $errors['warning_count'] === 0) {
+                return $date->getTimestamp() > 0;
+            }
+        }
+
+        return false;
+    }
+}

vendor/fguillot/simple-validator/src/SimpleValidator/Validators/Email.php

@@ -0,0 +1,67 @@
+<?php
+
+namespace SimpleValidator\Validators;
+
+class Email extends Base
+{
+    public function execute(array $data)
+    {
+        if ($this->isFieldNotEmpty($data)) {
+
+            // I use the same validation method as Firefox
+            // http://hg.mozilla.org/mozilla-central/file/cf5da681d577/content/html/content/src/nsHTMLInputElement.cpp#l3967
+
+            $value = $data[$this->field];
+            $length = strlen($value);
+
+            // If the email address begins with a '@' or ends with a '.',
+            // we know it's invalid.
+            if ($value[0] === '@' || $value[$length - 1] === '.') {
+
+            	return false;
+            }
+
+            // Check the username
+            for ($i = 0; $i < $length && $value[$i] !== '@'; ++$i) {
+
+                $c = $value[$i];
+
+                if (! (ctype_alnum($c) || $c === '.' || $c === '!' || $c === '#' || $c === '$' ||
+                    $c === '%' || $c === '&' || $c === '\'' || $c === '*' || $c === '+' ||
+                    $c === '-' || $c === '/' || $c === '=' || $c === '?' || $c === '^' ||
+                    $c === '_' || $c === '`' || $c === '{' || $c === '|' || $c === '}' ||
+                    $c === '~')) {
+
+                    return false;
+                }
+            }
+
+            // There is no domain name (or it's one-character long),
+            // that's not a valid email address.
+            if (++$i >= $length) return false;
+            if (($i + 1) === $length) return false;
+
+            // The domain name can't begin with a dot.
+            if ($value[$i] === '.') return false;
+
+            // Parsing the domain name.
+            for (; $i < $length; ++$i) {
+
+                $c = $value[$i];
+
+                if ($c === '.') {
+
+                    // A dot can't follow a dot.
+                    if ($value[$i - 1] === '.') return false;
+                }
+                elseif (! (ctype_alnum($c) || $c === '-')) {
+
+                    // The domain characters have to be in this list to be valid.
+                    return false;
+                }
+            }
+        }
+
+        return true;
+    }
+}

vendor/fguillot/simple-validator/src/SimpleValidator/Validators/Equals.php

@@ -0,0 +1,27 @@
+<?php
+
+namespace SimpleValidator\Validators;
+
+class Equals extends Base
+{
+    private $field2;
+
+    public function __construct($field1, $field2, $error_message)
+    {
+        parent::__construct($field1, $error_message);
+        $this->field2 = $field2;
+    }
+
+    public function execute(array $data)
+    {
+        if ($this->isFieldNotEmpty($data)) {
+            if (! isset($data[$this->field2])) {
+                return false;
+            }
+
+            return $data[$this->field] === $data[$this->field2];
+        }
+
+        return true;
+    }
+}

vendor/fguillot/simple-validator/src/SimpleValidator/Validators/Exists.php

@@ -0,0 +1,38 @@
+<?php
+
+namespace SimpleValidator\Validators;
+
+use PDO;
+
+class Exists extends Base
+{
+    private $pdo;
+    private $key;
+    private $table;
+
+    public function __construct($field, $error_message, PDO $pdo, $table, $key = '')
+    {
+        parent::__construct($field, $error_message);
+
+        $this->pdo = $pdo;
+        $this->table = $table;
+        $this->key = $key;
+    }
+
+
+    public function execute(array $data)
+    {
+        if (! $this->isFieldNotEmpty($data)) {
+            return true;
+        }
+
+        if ($this->key === '') {
+            $this->key = $this->field;
+        }
+
+        $rq = $this->pdo->prepare('SELECT 1 FROM '.$this->table.' WHERE '.$this->key.'=?');
+        $rq->execute(array($data[$this->field]));
+
+        return $rq->fetchColumn() == 1;
+    }
+}

vendor/fguillot/simple-validator/src/SimpleValidator/Validators/GreaterThan.php

@@ -0,0 +1,23 @@
+<?php
+
+namespace SimpleValidator\Validators;
+
+class GreaterThan extends Base
+{
+    private $min;
+
+    public function __construct($field, $error_message, $min)
+    {
+        parent::__construct($field, $error_message);
+        $this->min = $min;
+    }
+
+    public function execute(array $data)
+    {
+        if ($this->isFieldNotEmpty($data)) {
+            return $data[$this->field] > $this->min;
+        }
+
+        return true;
+    }
+}

vendor/fguillot/simple-validator/src/SimpleValidator/Validators/InArray.php

@@ -0,0 +1,23 @@
+<?php
+
+namespace SimpleValidator\Validators;
+
+class InArray extends Base
+{
+    protected $array;
+
+    public function __construct($field, array $array, $error_message)
+    {
+        parent::__construct($field, $error_message);
+        $this->array = $array;
+    }
+
+    public function execute(array $data)
+    {
+        if ($this->isFieldNotEmpty($data)) {
+            return in_array($data[$this->field], $this->array);
+        }
+
+        return true;
+    }
+}

vendor/fguillot/simple-validator/src/SimpleValidator/Validators/Integer.php

@@ -0,0 +1,25 @@
+<?php
+
+namespace SimpleValidator\Validators;
+
+class Integer extends Base
+{
+    public function execute(array $data)
+    {
+        if ($this->isFieldNotEmpty($data)) {
+            if (is_string($data[$this->field])) {
+
+                if ($data[$this->field][0] === '-') {
+                    return ctype_digit(substr($data[$this->field], 1));
+                }
+
+                return ctype_digit($data[$this->field]);
+            }
+            else {
+                return is_int($data[$this->field]);
+            }
+        }
+
+        return true;
+    }
+}

vendor/fguillot/simple-validator/src/SimpleValidator/Validators/Ip.php

@@ -0,0 +1,15 @@
+<?php
+
+namespace SimpleValidator\Validators;
+
+class Ip extends Base
+{
+    public function execute(array $data)
+    {
+        if ($this->isFieldNotEmpty($data)) {
+            return filter_var($data[$this->field], FILTER_VALIDATE_IP) !== false;
+        }
+
+        return true;
+    }
+}

vendor/fguillot/simple-validator/src/SimpleValidator/Validators/Length.php

@@ -0,0 +1,26 @@
+<?php
+
+namespace SimpleValidator\Validators;
+
+class Length extends Base
+{
+    private $min;
+    private $max;
+
+    public function __construct($field, $error_message, $min, $max)
+    {
+        parent::__construct($field, $error_message);
+        $this->min = $min;
+        $this->max = $max;
+    }
+
+    public function execute(array $data)
+    {
+        if ($this->isFieldNotEmpty($data)) {
+            $length = mb_strlen($data[$this->field], 'UTF-8');
+            return $length >= $this->min && $length <= $this->max;
+        }
+
+        return true;
+    }
+}

vendor/fguillot/simple-validator/src/SimpleValidator/Validators/MaxLength.php

@@ -0,0 +1,24 @@
+<?php
+
+namespace SimpleValidator\Validators;
+
+class MaxLength extends Base
+{
+    private $max;
+
+    public function __construct($field, $error_message, $max)
+    {
+        parent::__construct($field, $error_message);
+        $this->max = $max;
+    }
+
+    public function execute(array $data)
+    {
+        if ($this->isFieldNotEmpty($data)) {
+            $length = mb_strlen($data[$this->field], 'UTF-8');
+            return $length <= $this->max;
+        }
+
+        return true;
+    }
+}

vendor/fguillot/simple-validator/src/SimpleValidator/Validators/MinLength.php

@@ -0,0 +1,24 @@
+<?php
+
+namespace SimpleValidator\Validators;
+
+class MinLength extends Base
+{
+    private $min;
+
+    public function __construct($field, $error_message, $min)
+    {
+        parent::__construct($field, $error_message);
+        $this->min = $min;
+    }
+
+    public function execute(array $data)
+    {
+        if ($this->isFieldNotEmpty($data)) {
+            $length = mb_strlen($data[$this->field], 'UTF-8');
+            return $length >= $this->min;
+        }
+
+        return true;
+    }
+}

vendor/fguillot/simple-validator/src/SimpleValidator/Validators/NotEmpty.php

@@ -0,0 +1,15 @@
+<?php
+
+namespace SimpleValidator\Validators;
+
+class NotEmpty extends Base
+{
+    public function execute(array $data)
+    {
+        if (array_key_exists($this->field, $data)) {
+            return $data[$this->field] !== null && $data[$this->field] !== '';
+        }
+
+        return true;
+    }
+}

vendor/fguillot/simple-validator/src/SimpleValidator/Validators/NotEquals.php

@@ -0,0 +1,28 @@
+<?php
+
+namespace SimpleValidator\Validators;
+
+class NotEquals extends Base
+{
+    private $field2;
+
+    public function __construct($field1, $field2, $error_message)
+    {
+        parent::__construct($field1, $error_message);
+        $this->field2 = $field2;
+    }
+
+    public function execute(array $data)
+    {
+        if ($this->isFieldNotEmpty($data)) {
+
+            if (! isset($data[$this->field2])) {
+                return true;
+            }
+
+            return $data[$this->field] !== $data[$this->field2];
+        }
+
+        return true;
+    }
+}

vendor/fguillot/simple-validator/src/SimpleValidator/Validators/NotInArray.php

@@ -0,0 +1,15 @@
+<?php
+
+namespace SimpleValidator\Validators;
+
+class NotInArray extends InArray
+{
+    public function execute(array $data)
+    {
+        if ($this->isFieldNotEmpty($data)) {
+            return ! in_array($data[$this->field], $this->array);
+        }
+
+        return true;
+    }
+}

vendor/fguillot/simple-validator/src/SimpleValidator/Validators/Numeric.php

@@ -0,0 +1,15 @@
+<?php
+
+namespace SimpleValidator\Validators;
+
+class Numeric extends Base
+{
+    public function execute(array $data)
+    {
+        if ($this->isFieldNotEmpty($data)) {
+            return is_numeric($data[$this->field]);
+        }
+
+        return true;
+    }
+}

vendor/fguillot/simple-validator/src/SimpleValidator/Validators/Range.php

@@ -0,0 +1,33 @@
+<?php
+
+namespace SimpleValidator\Validators;
+
+class Range extends Base
+{
+    private $min;
+    private $max;
+
+    public function __construct($field, $error_message, $min, $max)
+    {
+        parent::__construct($field, $error_message);
+
+        $this->min = $min;
+        $this->max = $max;
+    }
+
+    public function execute(array $data)
+    {
+        if ($this->isFieldNotEmpty($data)) {
+
+            if (! is_numeric($data[$this->field])) {
+                return false;
+            }
+
+            if ($data[$this->field] < $this->min || $data[$this->field] > $this->max) {
+                return false;
+            }
+        }
+
+        return true;
+    }
+}

vendor/fguillot/simple-validator/src/SimpleValidator/Validators/Required.php

@@ -0,0 +1,11 @@
+<?php
+
+namespace SimpleValidator\Validators;
+
+class Required extends Base
+{
+    public function execute(array $data)
+    {
+        return $this->isFieldNotEmpty($data);
+    }
+}

vendor/fguillot/simple-validator/src/SimpleValidator/Validators/Unique.php

@@ -0,0 +1,48 @@
+<?php
+
+namespace SimpleValidator\Validators;
+
+use PDO;
+
+class Unique extends Base
+{
+    private $pdo;
+    private $primary_key;
+    private $table;
+
+    public function __construct($field, $error_message, PDO $pdo, $table, $primary_key = 'id')
+    {
+        parent::__construct($field, $error_message);
+
+        $this->pdo = $pdo;
+        $this->primary_key = $primary_key;
+        $this->table = $table;
+    }
+
+    public function execute(array $data)
+    {
+        if ($this->isFieldNotEmpty($data)) {
+            if (! isset($data[$this->primary_key])) {
+                $rq = $this->pdo->prepare('SELECT 1 FROM '.$this->table.' WHERE '.$this->field.'=?');
+                $rq->execute(array($data[$this->field]));
+            }
+            else {
+
+                $rq = $this->pdo->prepare(
+                    'SELECT 1 FROM '.$this->table.'
+                    WHERE '.$this->field.'=? AND '.$this->primary_key.' != ?'
+                );
+
+                $rq->execute(array($data[$this->field], $data[$this->primary_key]));
+            }
+
+            $result = $rq->fetchColumn();
+
+            if ($result == 1) { // Postgresql returns an integer but other database returns a string '1'
+                return false;
+            }
+        }
+
+        return true;
+    }
+}

vendor/fguillot/simpleLogger/LICENSE

@@ -0,0 +1,21 @@
+The MIT License (MIT)
+
+Copyright (c) 2015 Frederic Guillot
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.

vendor/fguillot/simpleLogger/src/SimpleLogger/Base.php

@@ -0,0 +1,89 @@
+<?php
+
+namespace SimpleLogger;
+
+use Psr\Log\AbstractLogger;
+use Psr\Log\LogLevel;
+
+/**
+ * Base class for loggers
+ *
+ * @package SimpleLogger
+ * @author  Frédéric Guillot
+ */
+abstract class Base extends AbstractLogger
+{
+    /**
+     * Minimum log level for the logger
+     *
+     * @access private
+     * @var    string
+     */
+    private $level = LogLevel::DEBUG;
+
+    /**
+     * Set minimum log level
+     *
+     * @access public
+     * @param  string  $level
+     */
+    public function setLevel($level)
+    {
+        $this->level = $level;
+    }
+
+    /**
+     * Get minimum log level
+     *
+     * @access public
+     * @return string
+     */
+    public function getLevel()
+    {
+        return $this->level;
+    }
+
+    /**
+     * Dump to log a variable (by example an array)
+     *
+     * @param mixed $variable
+     */
+    public function dump($variable)
+    {
+        $this->log(LogLevel::DEBUG, var_export($variable, true));
+    }
+
+    /**
+     * Interpolates context values into the message placeholders.
+     *
+     * @access protected
+     * @param  string $message
+     * @param  array $context
+     * @return string
+     */
+    protected function interpolate($message, array $context = array())
+    {
+        // build a replacement array with braces around the context keys
+        $replace = array();
+
+        foreach ($context as $key => $val) {
+          $replace['{' . $key . '}'] = $val;
+        }
+
+        // interpolate replacement values into the message and return
+        return strtr($message, $replace);
+    }
+
+    /**
+     * Format log message
+     *
+     * @param  mixed  $level
+     * @param  string $message
+     * @param  array  $context
+     * @return string
+     */
+    protected function formatMessage($level, $message, array $context = array())
+    {
+        return '['.date('Y-m-d H:i:s').'] ['.$level.'] '.$this->interpolate($message, $context).PHP_EOL;
+    }
+}

vendor/fguillot/simpleLogger/src/SimpleLogger/File.php

@@ -0,0 +1,48 @@
+<?php
+
+namespace SimpleLogger;
+
+use RuntimeException;
+
+/**
+ * File logger
+ *
+ * @package SimpleLogger
+ * @author  Frédéric Guillot
+ */
+class File extends Base
+{
+    /**
+     * Filename
+     *
+     * @access protected
+     * @var string
+     */
+    protected $filename = '';
+
+    /**
+     * Setup logger configuration
+     *
+     * @param string $filename Output file
+     */
+    public function __construct($filename)
+    {
+        $this->filename = $filename;
+    }
+
+    /**
+     * Logs with an arbitrary level.
+     *
+     * @param mixed  $level
+     * @param string $message
+     * @param array  $context
+     */
+    public function log($level, $message, array $context = array())
+    {
+        $line = $this->formatMessage($level, $message, $context);
+
+        if (file_put_contents($this->filename, $line, FILE_APPEND | LOCK_EX) === false) {
+            throw new RuntimeException('Unable to write to the log file.');
+        }
+    }
+}

vendor/fguillot/simpleLogger/src/SimpleLogger/Logger.php

@@ -0,0 +1,94 @@
+<?php
+
+namespace SimpleLogger;
+
+use Psr\Log\AbstractLogger;
+use Psr\Log\LoggerAwareInterface;
+use Psr\Log\LoggerInterface;
+use Psr\Log\LogLevel;
+
+/**
+ * Handler for multiple loggers
+ *
+ * @package SimpleLogger
+ * @author  Frédéric Guillot
+ */
+class Logger extends AbstractLogger implements LoggerAwareInterface
+{
+    /**
+     * Logger instances
+     *
+     * @access private
+     */
+    private $loggers = array();
+
+    /**
+     * Get level priority
+     *
+     * @param  mixed  $level
+     * @return integer
+     */
+    public function getLevelPriority($level)
+    {
+        switch ($level) {
+            case LogLevel::EMERGENCY:
+                return 600;
+            case LogLevel::ALERT:
+                return 550;
+            case LogLevel::CRITICAL:
+                return 500;
+            case LogLevel::ERROR:
+                return 400;
+            case LogLevel::WARNING:
+                return 300;
+            case LogLevel::NOTICE:
+                return 250;
+            case LogLevel::INFO:
+                return 200;
+        }
+
+        return 100;
+    }
+
+    /**
+     * Sets a logger instance on the object
+     *
+     * @param  LoggerInterface $logger
+     * @return null
+     */
+    public function setLogger(LoggerInterface $logger)
+    {
+        $this->loggers[] = $logger;
+    }
+
+    /**
+     * Proxy method to the real loggers
+     *
+     * @param  mixed   $level
+     * @param  string  $message
+     * @param  array   $context
+     * @return null
+     */
+    public function log($level, $message, array $context = array())
+    {
+        foreach ($this->loggers as $logger) {
+            if ($this->getLevelPriority($level) >= $this->getLevelPriority($logger->getLevel())) {
+                $logger->log($level, $message, $context);
+            }
+        }
+    }
+
+    /**
+     * Dump variables for debugging
+     *
+     * @param mixed $variable
+     */
+    public function dump($variable)
+    {
+        foreach ($this->loggers as $logger) {
+            if ($this->getLevelPriority(LogLevel::DEBUG) >= $this->getLevelPriority($logger->getLevel())) {
+                $logger->dump($variable);
+            }
+        }
+    }
+}

vendor/fguillot/simpleLogger/src/SimpleLogger/Stderr.php

@@ -0,0 +1,25 @@
+<?php
+
+namespace SimpleLogger;
+
+/**
+ * Stderr logger
+ *
+ * @package SimpleLogger
+ * @author  Frédéric Guillot
+ */
+class Stderr extends Base
+{
+    /**
+     * Logs with an arbitrary level.
+     *
+     * @param mixed  $level
+     * @param string $message
+     * @param array  $context
+     * @return null
+     */
+    public function log($level, $message, array $context = array())
+    {
+        file_put_contents('php://stderr', $this->formatMessage($level, $message, $context), FILE_APPEND);
+    }
+}

vendor/fguillot/simpleLogger/src/SimpleLogger/Stdout.php

@@ -0,0 +1,25 @@
+<?php
+
+namespace SimpleLogger;
+
+/**
+ * Stdout logger
+ *
+ * @package SimpleLogger
+ * @author  Frédéric Guillot
+ */
+class Stdout extends Base
+{
+    /**
+     * Logs with an arbitrary level.
+     *
+     * @param mixed  $level
+     * @param string $message
+     * @param array  $context
+     * @return null
+     */
+    public function log($level, $message, array $context = array())
+    {
+        file_put_contents('php://stdout', $this->formatMessage($level, $message, $context), FILE_APPEND);
+    }
+}

vendor/fguillot/simpleLogger/src/SimpleLogger/Syslog.php

@@ -0,0 +1,72 @@
+<?php
+
+namespace SimpleLogger;
+
+use RuntimeException;
+use Psr\Log\LogLevel;
+
+/**
+ * Syslog Logger
+ *
+ * @package SimpleLogger
+ * @author  Frédéric Guillot
+ */
+class Syslog extends Base
+{
+    /**
+     * Setup Syslog configuration
+     *
+     * @param  string $ident    Application name
+     * @param  int    $facility See http://php.net/manual/en/function.openlog.php
+     */
+    public function __construct($ident = 'PHP', $facility = LOG_USER)
+    {
+        if (! openlog($ident, LOG_ODELAY | LOG_PID, $facility)) {
+            throw new RuntimeException('Unable to connect to syslog.');
+        }
+    }
+
+    /**
+     * Get syslog priority according to Psr\LogLevel
+     *
+     * @param  mixed  $level
+     * @return integer
+     */
+    public function getSyslogPriority($level)
+    {
+        switch ($level) {
+            case LogLevel::EMERGENCY:
+                return LOG_EMERG;
+            case LogLevel::ALERT:
+                return LOG_ALERT;
+            case LogLevel::CRITICAL:
+                return LOG_CRIT;
+            case LogLevel::ERROR:
+                return LOG_ERR;
+            case LogLevel::WARNING:
+                return LOG_WARNING;
+            case LogLevel::NOTICE:
+                return LOG_NOTICE;
+            case LogLevel::INFO:
+                return LOG_INFO;
+        }
+
+        return LOG_DEBUG;
+    }
+
+    /**
+     * Logs with an arbitrary level.
+     *
+     * @param  mixed   $level
+     * @param  string  $message
+     * @param  array   $context
+     * @return null
+     */
+    public function log($level, $message, array $context = array())
+    {
+        $syslogPriority = $this->getSyslogPriority($level);
+        $syslogMessage = $this->interpolate($message, $context);
+
+        syslog($syslogPriority, $syslogMessage);
+    }
+}