First commit

vendor/.htaccess

@@ -0,0 +1 @@
+Deny from all

vendor/Parsedown/LICENSE.txt

@@ -0,0 +1,20 @@
+The MIT License (MIT)
+
+Copyright (c) 2013 Emanuil Rusev, erusev.com
+
+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/Parsedown/Parsedown.php

@@ -0,0 +1,991 @@
+<?php
+
+#
+#
+# Parsedown
+# http://parsedown.org
+#
+# (c) Emanuil Rusev
+# http://erusev.com
+#
+# For the full license information, please view the LICENSE file that was
+# distributed with this source code.
+#
+#
+
+class Parsedown
+{
+	#
+	# Multiton (http://en.wikipedia.org/wiki/Multiton_pattern)
+	#
+
+	static function instance($name = 'default')
+	{
+		if (isset(self::$instances[$name]))
+			return self::$instances[$name];
+
+		$instance = new Parsedown();
+
+		self::$instances[$name] = $instance;
+
+		return $instance;
+	}
+
+	private static $instances = array();
+
+	#
+	# Setters
+	#
+
+	private $break_marker = "  \n";
+
+	function set_breaks_enabled($breaks_enabled)
+	{
+		$this->break_marker = $breaks_enabled ? "\n" : "  \n";
+
+		return $this;
+	}
+
+	#
+	# Fields
+	#
+
+	private $reference_map = array();
+	private $escape_sequence_map = array();
+
+	#
+	# Public Methods
+	#
+
+	function parse($text)
+	{
+		# removes UTF-8 BOM and marker characters
+		$text = preg_replace('{^\xEF\xBB\xBF|\x1A}', '', $text);
+
+		# removes \r characters
+		$text = str_replace("\r\n", "\n", $text);
+		$text = str_replace("\r", "\n", $text);
+
+		# replaces tabs with spaces
+		$text = str_replace("\t", '    ', $text);
+
+		# encodes escape sequences
+
+		if (strpos($text, '\\') !== FALSE)
+		{
+			$escape_sequences = array('\\\\', '\`', '\*', '\_', '\{', '\}', '\[', '\]', '\(', '\)', '\>', '\#', '\+', '\-', '\.', '\!');
+
+			foreach ($escape_sequences as $index => $escape_sequence)
+			{
+				if (strpos($text, $escape_sequence) !== FALSE)
+				{
+					$code = "\x1A".'\\'.$index.';';
+
+					$text = str_replace($escape_sequence, $code, $text);
+
+					$this->escape_sequence_map[$code] = $escape_sequence;
+				}
+			}
+		}
+
+		# ~
+
+		$text = preg_replace('/\n\s*\n/', "\n\n", $text);
+		$text = trim($text, "\n");
+
+		$lines = explode("\n", $text);
+
+		$text = $this->parse_block_elements($lines);
+
+		# decodes escape sequences
+
+		foreach ($this->escape_sequence_map as $code => $escape_sequence)
+		{
+			$text = str_replace($code, $escape_sequence[1], $text);
+		}
+
+		# ~
+
+		$text = rtrim($text, "\n");
+
+		return $text;
+	}
+
+	#
+	# Private Methods
+	#
+
+	private function parse_block_elements(array $lines, $context = '')
+	{
+		$elements = array();
+
+		$element = array(
+			'type' => '',
+		);
+
+		foreach ($lines as $line)
+		{
+			# fenced elements
+
+			switch ($element['type'])
+			{
+				case 'fenced_code_block':
+
+					if ( ! isset($element['closed']))
+					{
+						if (preg_match('/^[ ]*'.$element['fence'][0].'{3,}[ ]*$/', $line))
+						{
+							$element['closed'] = true;
+						}
+						else
+						{
+							$element['text'] !== '' and $element['text'] .= "\n";
+
+							$element['text'] .= $line;
+						}
+
+						continue 2;
+					}
+
+					break;
+
+				case 'markup':
+
+					if ( ! isset($element['closed']))
+					{
+						if (preg_match('{<'.$element['subtype'].'>$}', $line)) # opening tag
+						{
+							$element['depth']++;
+						}
+
+						if (preg_match('{</'.$element['subtype'].'>$}', $line)) # closing tag
+						{
+							$element['depth'] > 0
+								? $element['depth']--
+								: $element['closed'] = true;
+						}
+
+						$element['text'] .= "\n".$line;
+
+						continue 2;
+					}
+
+					break;
+			}
+
+			# *
+
+			if ($line === '')
+			{
+				$element['interrupted'] = true;
+
+				continue;
+			}
+
+			# composite elements
+
+			switch ($element['type'])
+			{
+				case 'blockquote':
+
+					if ( ! isset($element['interrupted']))
+					{
+						$line = preg_replace('/^[ ]*>[ ]?/', '', $line);
+
+						$element['lines'] []= $line;
+
+						continue 2;
+					}
+
+					break;
+
+				case 'li':
+
+					if (preg_match('/^([ ]{0,3})(\d+[.]|[*+-])[ ](.*)/', $line, $matches))
+					{
+						if ($element['indentation'] !== $matches[1])
+						{
+							$element['lines'] []= $line;
+						}
+						else
+						{
+							unset($element['last']);
+
+							$elements []= $element;
+
+							$element = array(
+								'type' => 'li',
+								'indentation' => $matches[1],
+								'last' => true,
+								'lines' => array(
+									preg_replace('/^[ ]{0,4}/', '', $matches[3]),
+								),
+							);
+						}
+
+						continue 2;
+					}
+
+					if (isset($element['interrupted']))
+					{
+						if ($line[0] === ' ')
+						{
+							$element['lines'] []= '';
+
+							$line = preg_replace('/^[ ]{0,4}/', '', $line);
+
+							$element['lines'] []= $line;
+
+							unset($element['interrupted']);
+
+							continue 2;
+						}
+					}
+					else
+					{
+						$line = preg_replace('/^[ ]{0,4}/', '', $line);
+
+						$element['lines'] []= $line;
+
+						continue 2;
+					}
+
+					break;
+			}
+
+			# indentation sensitive types
+
+			$deindented_line = $line;
+
+			switch ($line[0])
+			{
+				case ' ':
+
+					# ~
+
+					$deindented_line = ltrim($line);
+
+					if ($deindented_line === '')
+					{
+						continue 2;
+					}
+
+					# code block
+
+					if (preg_match('/^[ ]{4}(.*)/', $line, $matches))
+					{
+						if ($element['type'] === 'code_block')
+						{
+							if (isset($element['interrupted']))
+							{
+								$element['text'] .= "\n";
+
+								unset ($element['interrupted']);
+							}
+
+							$element['text'] .= "\n".$matches[1];
+						}
+						else
+						{
+							$elements []= $element;
+
+							$element = array(
+								'type' => 'code_block',
+								'text' => $matches[1],
+							);
+						}
+
+						continue 2;
+					}
+
+					break;
+
+				case '#':
+
+					# atx heading (#)
+
+					if (preg_match('/^(#{1,6})[ ]*(.+?)[ ]*#*$/', $line, $matches))
+					{
+						$elements []= $element;
+
+						$level = strlen($matches[1]);
+
+						$element = array(
+							'type' => 'h.',
+							'text' => $matches[2],
+							'level' => $level,
+						);
+
+						continue 2;
+					}
+
+					break;
+
+				case '-':
+
+					# setext heading (---)
+
+					if ($line[0] === '-' and $element['type'] === 'p' and ! isset($element['interrupted']) and preg_match('/^[-]+[ ]*$/', $line))
+					{
+						$element['type'] = 'h.';
+						$element['level'] = 2;
+
+						continue 2;
+					}
+
+					break;
+
+				case '=':
+
+					# setext heading (===)
+
+					if ($line[0] === '=' and $element['type'] === 'p' and ! isset($element['interrupted']) and preg_match('/^[=]+[ ]*$/', $line))
+					{
+						$element['type'] = 'h.';
+						$element['level'] = 1;
+
+						continue 2;
+					}
+
+					break;
+			}
+
+			# indentation insensitive types
+
+			switch ($deindented_line[0])
+			{
+				case '<':
+
+					# self-closing tag
+
+					if (preg_match('{^<.+?/>$}', $deindented_line))
+					{
+						$elements []= $element;
+
+						$element = array(
+							'type' => '',
+							'text' => $deindented_line,
+						);
+
+						continue 2;
+					}
+
+					# opening tag
+
+					if (preg_match('{^<(\w+)(?:[ ].*?)?>}', $deindented_line, $matches))
+					{
+						$elements []= $element;
+
+						$element = array(
+							'type' => 'markup',
+							'subtype' => strtolower($matches[1]),
+							'text' => $deindented_line,
+							'depth' => 0,
+						);
+
+						preg_match('{</'.$matches[1].'>\s*$}', $deindented_line) and $element['closed'] = true;
+
+						continue 2;
+					}
+
+					break;
+
+				case '>':
+
+					# quote
+
+					if (preg_match('/^>[ ]?(.*)/', $deindented_line, $matches))
+					{
+						$elements []= $element;
+
+						$element = array(
+							'type' => 'blockquote',
+							'lines' => array(
+								$matches[1],
+							),
+						);
+
+						continue 2;
+					}
+
+					break;
+
+				case '[':
+
+					# reference
+
+					if (preg_match('/^\[(.+?)\]:[ ]*(.+?)(?:[ ]+[\'"](.+?)[\'"])?[ ]*$/', $deindented_line, $matches))
+					{
+						$label = strtolower($matches[1]);
+
+						$this->reference_map[$label] = array(
+							'»' => trim($matches[2], '<>'),
+						);
+
+						if (isset($matches[3]))
+						{
+							$this->reference_map[$label]['#'] = $matches[3];
+						}
+
+						continue 2;
+					}
+
+					break;
+
+				case '`':
+				case '~':
+
+					# fenced code block
+
+					if (preg_match('/^([`]{3,}|[~]{3,})[ ]*(\S+)?[ ]*$/', $deindented_line, $matches))
+					{
+						$elements []= $element;
+
+						$element = array(
+							'type' => 'fenced_code_block',
+							'text' => '',
+							'fence' => $matches[1],
+						);
+
+						isset($matches[2]) and $element['language'] = $matches[2];
+
+						continue 2;
+					}
+
+					break;
+
+				case '*':
+				case '+':
+				case '-':
+				case '_':
+
+					# hr
+
+					if (preg_match('/^([-*_])([ ]{0,2}\1){2,}[ ]*$/', $deindented_line))
+					{
+						$elements []= $element;
+
+						$element = array(
+							'type' => 'hr',
+						);
+
+						continue 2;
+					}
+
+					# li
+
+					if (preg_match('/^([ ]*)[*+-][ ](.*)/', $line, $matches))
+					{
+						$elements []= $element;
+
+						$element = array(
+							'type' => 'li',
+							'ordered' => false,
+							'indentation' => $matches[1],
+							'last' => true,
+							'lines' => array(
+								preg_replace('/^[ ]{0,4}/', '', $matches[2]),
+							),
+						);
+
+						continue 2;
+					}
+			}
+
+			# li
+
+			if ($deindented_line[0] <= '9' and $deindented_line >= '0' and preg_match('/^([ ]*)\d+[.][ ](.*)/', $line, $matches))
+			{
+				$elements []= $element;
+
+				$element = array(
+					'type' => 'li',
+					'ordered' => true,
+					'indentation' => $matches[1],
+					'last' => true,
+					'lines' => array(
+						preg_replace('/^[ ]{0,4}/', '', $matches[2]),
+					),
+				);
+
+				continue;
+			}
+
+			# paragraph
+
+			if ($element['type'] === 'p')
+			{
+				if (isset($element['interrupted']))
+				{
+					$elements []= $element;
+
+					$element['text'] = $line;
+
+					unset($element['interrupted']);
+				}
+				else
+				{
+					$element['text'] .= "\n".$line;
+				}
+			}
+			else
+			{
+				$elements []= $element;
+
+				$element = array(
+					'type' => 'p',
+					'text' => $line,
+				);
+			}
+		}
+
+		$elements []= $element;
+
+		unset($elements[0]);
+
+		#
+		# ~
+		#
+
+		$markup = '';
+
+		foreach ($elements as $element)
+		{
+			switch ($element['type'])
+			{
+				case 'p':
+
+					$text = $this->parse_span_elements($element['text']);
+
+					if ($context === 'li' and $markup === '')
+					{
+						if (isset($element['interrupted']))
+						{
+							$markup .= "\n".'<p>'.$text.'</p>'."\n";
+						}
+						else
+						{
+							$markup .= $text;
+						}
+					}
+					else
+					{
+						$markup .= '<p>'.$text.'</p>'."\n";
+					}
+
+					break;
+
+				case 'blockquote':
+
+					$text = $this->parse_block_elements($element['lines']);
+
+					$markup .= '<blockquote>'."\n".$text.'</blockquote>'."\n";
+
+					break;
+
+				case 'code_block':
+				case 'fenced_code_block':
+
+					$text = htmlspecialchars($element['text'], ENT_NOQUOTES, 'UTF-8');
+
+					strpos($text, "\x1A\\") !== FALSE and $text = strtr($text, $this->escape_sequence_map);
+
+					$markup .= isset($element['language'])
+						? '<pre><code class="language-'.$element['language'].'">'.$text.'</code></pre>'
+						: '<pre><code>'.$text.'</code></pre>';
+
+					$markup .= "\n";
+
+					break;
+
+				case 'h.':
+
+					$text = $this->parse_span_elements($element['text']);
+
+					$markup .= '<h'.$element['level'].'>'.$text.'</h'.$element['level'].'>'."\n";
+
+					break;
+
+				case 'hr':
+
+					$markup .= '<hr />'."\n";
+
+					break;
+
+				case 'li':
+
+					if (isset($element['ordered'])) # first
+					{
+						$list_type = $element['ordered'] ? 'ol' : 'ul';
+
+						$markup .= '<'.$list_type.'>'."\n";
+					}
+
+					if (isset($element['interrupted']) and ! isset($element['last']))
+					{
+						$element['lines'] []= '';
+					}
+
+					$text = $this->parse_block_elements($element['lines'], 'li');
+
+					$markup .= '<li>'.$text.'</li>'."\n";
+
+					isset($element['last']) and $markup .= '</'.$list_type.'>'."\n";
+
+					break;
+
+				case 'markup':
+
+					$markup .= $this->parse_span_elements($element['text'])."\n";
+
+					break;
+
+				default:
+
+					$markup .= $element['text']."\n";
+			}
+		}
+
+		return $markup;
+	}
+
+	# ~
+
+	private $strong_regex = array(
+		'*' => '/^[*]{2}([^*]+?)[*]{2}(?![*])/s',
+		'_' => '/^__([^_]+?)__(?!_)/s',
+	);
+
+	private $em_regex = array(
+		'*' => '/^[*]([^*]+?)[*](?![*])/s',
+		'_' => '/^_([^_]+?)[_](?![_])\b/s',
+	);
+
+	private $strong_em_regex = array(
+		'*' => '/^[*]{2}(.*?)[*](.+?)[*](.*?)[*]{2}/s',
+		'_' => '/^__(.*?)_(.+?)_(.*?)__/s',
+	);
+
+	private $em_strong_regex = array(
+		'*' => '/^[*](.*?)[*]{2}(.+?)[*]{2}(.*?)[*]/s',
+		'_' => '/^_(.*?)__(.+?)__(.*?)_/s',
+	);
+
+	private function parse_span_elements($text, $markers = array('![', '&', '*', '<', '[', '_', '`', 'http', '~~'))
+	{
+		if (isset($text[2]) === false or $markers === array())
+		{
+			return $text;
+		}
+
+		# ~
+
+		$markup = '';
+
+		while ($markers)
+		{
+			$closest_marker = null;
+			$closest_marker_index = 0;
+			$closest_marker_position = null;
+
+			foreach ($markers as $index => $marker)
+			{
+				$marker_position = strpos($text, $marker);
+
+				if ($marker_position === false)
+				{
+					unset($markers[$index]);
+
+					continue;
+				}
+
+				if ($closest_marker === null or $marker_position < $closest_marker_position)
+				{
+					$closest_marker = $marker;
+					$closest_marker_index = $index;
+					$closest_marker_position = $marker_position;
+				}
+			}
+
+			# ~
+
+			if ($closest_marker === null or isset($text[$closest_marker_position + 2]) === false)
+			{
+				$markup .= $text;
+
+				break;
+			}
+			else
+			{
+				$markup .= substr($text, 0, $closest_marker_position);
+			}
+
+			$text = substr($text, $closest_marker_position);
+
+			# ~
+
+			unset($markers[$closest_marker_index]);
+
+			# ~
+
+			switch ($closest_marker)
+			{
+				case '![':
+				case '[':
+
+					if (strpos($text, ']') and preg_match('/\[((?:[^][]|(?R))*)\]/', $text, $matches))
+					{
+						$element = array(
+							'!' => $text[0] === '!',
+							'a' => $matches[1],
+						);
+
+						$offset = strlen($matches[0]);
+
+						$element['!'] and $offset++;
+
+						$remaining_text = substr($text, $offset);
+
+						if ($remaining_text[0] === '(' and preg_match('/\([ ]*(.*?)(?:[ ]+[\'"](.+?)[\'"])?[ ]*\)/', $remaining_text, $matches))
+						{
+							$element['»'] = $matches[1];
+
+							if (isset($matches[2]))
+							{
+								$element['#'] = $matches[2];
+							}
+
+							$offset += strlen($matches[0]);
+						}
+						elseif ($this->reference_map)
+						{
+							$reference = $element['a'];
+
+							if (preg_match('/^\s*\[(.*?)\]/', $remaining_text, $matches))
+							{
+								$reference = $matches[1] ? $matches[1] : $element['a'];
+
+								$offset += strlen($matches[0]);
+							}
+
+							$reference = strtolower($reference);
+
+							if (isset($this->reference_map[$reference]))
+							{
+								$element['»'] = $this->reference_map[$reference]['»'];
+
+								if (isset($this->reference_map[$reference]['#']))
+								{
+									$element['#'] = $this->reference_map[$reference]['#'];
+								}
+							}
+							else
+							{
+								unset($element);
+							}
+						}
+						else
+						{
+							unset($element);
+						}
+					}
+
+					if (isset($element))
+					{
+						$element['»'] = str_replace('&', '&amp;', $element['»']);
+						$element['»'] = str_replace('<', '&lt;', $element['»']);
+
+						if ($element['!'])
+						{
+							$markup .= '<img alt="'.$element['a'].'" src="'.$element['»'].'" />';
+						}
+						else
+						{
+							$element['a'] = $this->parse_span_elements($element['a'], $markers);
+
+							$markup .= isset($element['#'])
+								? '<a href="'.$element['»'].'" title="'.$element['#'].'">'.$element['a'].'</a>'
+								: '<a href="'.$element['»'].'">'.$element['a'].'</a>';
+						}
+
+						unset($element);
+					}
+					else
+					{
+						$markup .= $closest_marker;
+
+						$offset = $closest_marker === '![' ? 2 : 1;
+					}
+
+					break;
+
+				case '&':
+
+					$markup .= '&amp;';
+
+					$offset = substr($text, 0, 5) === '&amp;' ? 5 : 1;
+
+					break;
+
+				case '*':
+				case '_':
+
+					if ($text[1] === $closest_marker and preg_match($this->strong_regex[$closest_marker], $text, $matches))
+					{
+						$matches[1] = $this->parse_span_elements($matches[1], $markers);
+
+						$markup .= '<strong>'.$matches[1].'</strong>';
+					}
+					elseif (preg_match($this->em_regex[$closest_marker], $text, $matches))
+					{
+						$matches[1] = $this->parse_span_elements($matches[1], $markers);
+
+						$markup .= '<em>'.$matches[1].'</em>';
+					}
+					elseif ($text[1] === $closest_marker and preg_match($this->strong_em_regex[$closest_marker], $text, $matches))
+					{
+						$matches[2] = $this->parse_span_elements($matches[2], $markers);
+
+						$matches[1] and $matches[1] = $this->parse_span_elements($matches[1], $markers);
+						$matches[3] and $matches[3] = $this->parse_span_elements($matches[3], $markers);
+
+						$markup .= '<strong>'.$matches[1].'<em>'.$matches[2].'</em>'.$matches[3].'</strong>';
+					}
+					elseif (preg_match($this->em_strong_regex[$closest_marker], $text, $matches))
+					{
+						$matches[2] = $this->parse_span_elements($matches[2], $markers);
+
+						$matches[1] and $matches[1] = $this->parse_span_elements($matches[1], $markers);
+						$matches[3] and $matches[3] = $this->parse_span_elements($matches[3], $markers);
+
+						$markup .= '<em>'.$matches[1].'<strong>'.$matches[2].'</strong>'.$matches[3].'</em>';
+					}
+
+					if (isset($matches) and $matches)
+					{
+						$offset = strlen($matches[0]);
+					}
+					else
+					{
+						$markup .= $closest_marker;
+
+						$offset = 1;
+					}
+
+					break;
+
+				case '<':
+
+					if (strpos($text, '>') !== false)
+					{
+						if ($text[1] === 'h' and preg_match('/^<(https?:[\/]{2}[^\s]+?)>/i', $text, $matches))
+						{
+							$element_url = $matches[1];
+							$element_url = str_replace('&', '&amp;', $element_url);
+							$element_url = str_replace('<', '&lt;', $element_url);
+
+							$markup .= '<a href="'.$element_url.'">'.$element_url.'</a>';
+
+							$offset = strlen($matches[0]);
+						}
+						elseif (preg_match('/^<\/?\w.*?>/', $text, $matches))
+						{
+							$markup .= $matches[0];
+
+							$offset = strlen($matches[0]);
+						}
+						else
+						{
+							$markup .= '&lt;';
+
+							$offset = 1;
+						}
+					}
+					else
+					{
+						$markup .= '&lt;';
+
+						$offset = 1;
+					}
+
+					break;
+
+				case '`':
+
+					if (preg_match('/^`(.+?)`/', $text, $matches))
+					{
+						$element_text = $matches[1];
+						$element_text = htmlspecialchars($element_text, ENT_NOQUOTES, 'UTF-8');
+
+						if ($this->escape_sequence_map and strpos($element_text, "\x1A") !== false)
+						{
+							$element_text = strtr($element_text, $this->escape_sequence_map);
+						}
+
+						$markup .= '<code>'.$element_text.'</code>';
+
+						$offset = strlen($matches[0]);
+					}
+					else
+					{
+						$markup .= '`';
+
+						$offset = 1;
+					}
+
+					break;
+
+				case 'http':
+
+					if (preg_match('/^https?:[\/]{2}[^\s]+\b/i', $text, $matches))
+					{
+						$element_url = $matches[0];
+						$element_url = str_replace('&', '&amp;', $element_url);
+						$element_url = str_replace('<', '&lt;', $element_url);
+
+						$markup .= '<a href="'.$element_url.'">'.$element_url.'</a>';
+
+						$offset = strlen($matches[0]);
+					}
+					else
+					{
+						$markup .= 'http';
+
+						$offset = 4;
+					}
+
+					break;
+
+				case '~~':
+
+					if (preg_match('/^~~(?=\S)(.+?)(?<=\S)~~/', $text, $matches))
+					{
+						$matches[1] = $this->parse_span_elements($matches[1], $markers);
+
+						$markup .= '<del>'.$matches[1].'</del>';
+
+						$offset = strlen($matches[0]);
+					}
+					else
+					{
+						$markup .= '~~';
+
+						$offset = 2;
+					}
+
+					break;
+			}
+
+			if (isset($offset))
+			{
+				$text = substr($text, $offset);
+			}
+
+			$markers[$closest_marker_index] = $closest_marker;
+		}
+
+		$markup = str_replace($this->break_marker, '<br />'."\n", $markup);
+
+		return $markup;
+	}
+}

vendor/PicoDb/Database.php

@@ -0,0 +1,108 @@
+<?php
+
+namespace PicoDb;
+
+class Database
+{
+    private $logs = array();
+    private $pdo;
+
+
+    public function __construct(array $settings)
+    {
+        if (! isset($settings['driver'])) {
+
+            throw new \LogicException('You must define a database driver.');
+        }
+
+        switch ($settings['driver']) {
+
+            case 'sqlite':
+                require_once __DIR__.'/Drivers/Sqlite.php';
+                $this->pdo = new Sqlite($settings['filename']);
+                break;
+
+            default:
+                throw new \LogicException('This database driver is not supported.');
+        }
+
+        $this->pdo->setAttribute(\PDO::ATTR_ERRMODE, \PDO::ERRMODE_EXCEPTION);
+    }
+
+
+    public function setLogMessage($message)
+    {
+        $this->logs[] = $message;
+    }
+
+
+    public function getLogMessages()
+    {
+        return $this->logs;
+    }
+
+
+    public function getConnection()
+    {
+        return $this->pdo;
+    }
+
+
+    public function escapeIdentifier($value)
+    {
+        return $this->pdo->escapeIdentifier($value);
+    }
+
+
+    public function execute($sql, array $values = array())
+    {
+        try {
+
+            $this->setLogMessage($sql);
+            $this->setLogMessage(implode(', ', $values));
+
+            $rq = $this->pdo->prepare($sql);
+            $rq->execute($values);
+
+            return $rq;
+        }
+        catch (\PDOException $e) {
+
+            if ($this->pdo->inTransaction()) $this->pdo->rollback();
+            $this->setLogMessage($e->getMessage());
+            return false;
+        }
+    }
+
+
+    public function startTransaction()
+    {
+        $this->pdo->beginTransaction();
+    }
+
+
+    public function closeTransaction()
+    {
+        $this->pdo->commit();
+    }
+
+
+    public function cancelTransaction()
+    {
+        $this->pdo->rollback();
+    }
+
+
+    public function table($table_name)
+    {
+        require_once __DIR__.'/Table.php';
+        return new Table($this, $table_name);
+    }
+
+
+    public function schema()
+    {
+        require_once __DIR__.'/Schema.php';
+        return new Schema($this);
+    }
+}

vendor/PicoDb/Drivers/Sqlite.php

@@ -0,0 +1,48 @@
+<?php
+
+namespace PicoDb;
+
+class Sqlite extends \PDO {
+
+
+    public function __construct($filename)
+    {
+        parent::__construct('sqlite:'.$filename);
+
+        $this->exec('PRAGMA foreign_keys = ON');
+    }
+
+
+    public function getSchemaVersion()
+    {
+        $rq = $this->prepare('PRAGMA user_version');
+        $rq->execute();
+        $result = $rq->fetch(\PDO::FETCH_ASSOC);
+
+        if (isset($result['user_version'])) {
+
+            return $result['user_version'];
+        }
+
+        return 0;
+    }
+
+
+    public function setSchemaVersion($version)
+    {
+        $this->exec('PRAGMA user_version='.$version);
+    }
+
+
+    public function getLastId()
+    {
+        return $this->lastInsertId();
+    }
+
+
+    public function escapeIdentifier($value)
+    {
+        if (strpos($value, '.') !== false) return $value;
+        return '"'.$value.'"';
+    }
+}

vendor/PicoDb/Schema.php

@@ -0,0 +1,60 @@
+<?php
+
+namespace PicoDb;
+
+class Schema
+{
+    protected $db = null;
+
+
+    public function __construct(Database $db)
+    {
+        $this->db = $db;
+    }
+
+
+    public function check($last_version = 1)
+    {
+        $current_version = $this->db->getConnection()->getSchemaVersion();
+
+        if ($current_version < $last_version) {
+
+            return $this->migrateTo($current_version, $last_version);
+        }
+
+        return true;
+    }
+
+
+    public function migrateTo($current_version, $next_version)
+    {
+        try {
+
+            $this->db->startTransaction();
+
+            for ($i = $current_version + 1; $i <= $next_version; $i++) {
+
+                $function_name = '\Schema\version_'.$i;
+
+                if (function_exists($function_name)) {
+
+                    call_user_func($function_name, $this->db->getConnection());
+                    $this->db->getConnection()->setSchemaVersion($i);
+                }
+                else {
+
+                    throw new \LogicException('To execute a database migration, you need to create this function: "'.$function_name.'".');
+                }
+            }
+
+            $this->db->closeTransaction();
+        }
+        catch (\PDOException $e) {
+
+            $this->db->cancelTransaction();
+            return false;
+        }
+
+        return true;
+    }
+}

vendor/PicoDb/Table.php

@@ -0,0 +1,430 @@
+<?php
+
+namespace PicoDb;
+
+class Table
+{
+    private $table_name = '';
+    private $sql_limit = '';
+    private $sql_offset = '';
+    private $sql_order = '';
+    private $joins = array();
+    private $conditions = array();
+    private $or_conditions = array();
+    private $is_or_condition = false;
+    private $columns = array();
+    private $values = array();
+    private $distinct = false;
+    private $group_by = array();
+
+    private $db;
+
+
+    public function __construct(Database $db, $table_name)
+    {
+        $this->db = $db;
+        $this->table_name = $table_name;
+
+        return $this;
+    }
+
+
+    public function save(array $data)
+    {
+        if (! empty($this->conditions)) {
+
+            return $this->update($data);
+        }
+        else {
+
+            return $this->insert($data);
+        }
+    }
+
+
+    public function update(array $data)
+    {
+        $columns = array();
+        $values = array();
+
+        foreach ($data as $column => $value) {
+
+            $columns[] = $this->db->escapeIdentifier($column).'=?';
+            $values[] = $value;
+        }
+
+        foreach ($this->values as $value) {
+
+            $values[] = $value;
+        }
+
+        $sql = sprintf(
+            'UPDATE %s SET %s %s',
+            $this->db->escapeIdentifier($this->table_name),
+            implode(', ', $columns),
+            $this->conditions()
+        );
+
+        $result = $this->db->execute($sql, $values);
+
+        if ($result !== false && $result->rowCount() > 0) {
+
+            return true;
+        }
+
+        return false;
+    }
+
+
+    public function insert(array $data)
+    {
+        $columns = array();
+
+        foreach ($data as $column => $value) {
+
+            $columns[] = $this->db->escapeIdentifier($column);
+        }
+
+        $sql = sprintf(
+            'INSERT INTO %s (%s) VALUES (%s)',
+            $this->db->escapeIdentifier($this->table_name),
+            implode(', ', $columns),
+            implode(', ', array_fill(0, count($data), '?'))
+        );
+
+        return false !== $this->db->execute($sql, array_values($data));
+    }
+
+
+    public function remove()
+    {
+        $sql = sprintf(
+            'DELETE FROM %s %s',
+            $this->db->escapeIdentifier($this->table_name),
+            $this->conditions()
+        );
+
+        return false !== $this->db->execute($sql, $this->values);
+    }
+
+
+    public function listing($key, $value)
+    {
+        $this->columns($key, $value);
+
+        $listing = array();
+        $results = $this->findAll();
+
+        if ($results) {
+
+            foreach ($results as $result) {
+
+                $listing[$result[$key]] = $result[$value];
+            }
+        }
+
+        return $listing;
+    }
+
+
+    public function findAll()
+    {
+        $rq = $this->db->execute($this->buildSelectQuery(), $this->values);
+        if (false === $rq) return false;
+
+        return $rq->fetchAll(\PDO::FETCH_ASSOC);
+    }
+
+
+    public function findAllByColumn($column)
+    {
+        $this->columns = array($column);
+        $rq = $this->db->execute($this->buildSelectQuery(), $this->values);
+        if (false === $rq) return false;
+
+        return $rq->fetchAll(\PDO::FETCH_COLUMN, 0);
+    }
+
+
+    public function findOne()
+    {
+        $this->limit(1);
+        $result = $this->findAll();
+
+        return isset($result[0]) ? $result[0] : null;
+    }
+
+
+    public function findOneColumn($column)
+    {
+        $this->limit(1);
+        $this->columns = array($column);
+
+        $rq = $this->db->execute($this->buildSelectQuery(), $this->values);
+        if (false === $rq) return false;
+
+        return $rq->fetchColumn();
+    }
+
+
+    public function buildSelectQuery()
+    {
+        return sprintf(
+            'SELECT %s %s FROM %s %s %s %s %s %s %s',
+            $this->distinct ? 'DISTINCT' : '',
+            empty($this->columns) ? '*' : implode(', ', $this->columns),
+            $this->db->escapeIdentifier($this->table_name),
+            implode(' ', $this->joins),
+            $this->conditions(),
+            empty($this->group_by) ? '' : 'GROUP BY '.implode(', ', $this->group_by),
+            $this->sql_order,
+            $this->sql_limit,
+            $this->sql_offset
+        );
+    }
+
+
+    public function count()
+    {
+        $sql = sprintf(
+            'SELECT COUNT(*) FROM %s'.$this->conditions().$this->sql_order.$this->sql_limit.$this->sql_offset,
+            $this->db->escapeIdentifier($this->table_name)
+        );
+
+        $rq = $this->db->execute($sql, $this->values);
+        if (false === $rq) return false;
+
+        $result = $rq->fetchColumn();
+        return $result ? (int) $result : 0;
+    }
+
+
+    public function join($table, $foreign_column, $local_column)
+    {
+        $this->joins[] = sprintf(
+            'LEFT JOIN %s ON %s=%s',
+            $this->db->escapeIdentifier($table),
+            $this->db->escapeIdentifier($table).'.'.$this->db->escapeIdentifier($foreign_column),
+            $this->db->escapeIdentifier($this->table_name).'.'.$this->db->escapeIdentifier($local_column)
+        );
+
+        return $this;
+    }
+
+
+    public function conditions()
+    {
+        if (! empty($this->conditions)) {
+
+            return ' WHERE '.implode(' AND ', $this->conditions);
+        }
+        else {
+
+            return '';
+        }
+    }
+
+
+    public function addCondition($sql)
+    {
+        if ($this->is_or_condition) {
+
+            $this->or_conditions[] = $sql;
+        }
+        else {
+
+            $this->conditions[] = $sql;
+        }
+    }
+
+
+    public function beginOr()
+    {
+        $this->is_or_condition = true;
+        $this->or_conditions = array();
+
+        return $this;
+    }
+
+
+    public function closeOr()
+    {
+        $this->is_or_condition = false;
+
+        if (! empty($this->or_conditions)) {
+
+            $this->conditions[] = '('.implode(' OR ', $this->or_conditions).')';
+        }
+
+        return $this;
+    }
+
+
+    public function orderBy($column, $order = 'ASC')
+    {
+        $order = strtoupper($order);
+        $order = $order === 'ASC' || $order === 'DESC' ? $order : 'ASC';
+
+        if ($this->sql_order === '') {
+            $this->sql_order = ' ORDER BY '.$this->db->escapeIdentifier($column).' '.$order;
+        }
+        else {
+            $this->sql_order .= ', '.$this->db->escapeIdentifier($column).' '.$order;
+        }
+
+        return $this;
+    }
+
+
+    public function asc($column)
+    {
+        if ($this->sql_order === '') {
+            $this->sql_order = ' ORDER BY '.$this->db->escapeIdentifier($column).' ASC';
+        }
+        else {
+            $this->sql_order .= ', '.$this->db->escapeIdentifier($column).' ASC';
+        }
+
+        return $this;
+    }
+
+
+    public function desc($column)
+    {
+        if ($this->sql_order === '') {
+            $this->sql_order = ' ORDER BY '.$this->db->escapeIdentifier($column).' DESC';
+        }
+        else {
+            $this->sql_order .= ', '.$this->db->escapeIdentifier($column).' DESC';
+        }
+
+        return $this;
+    }
+
+
+    public function limit($value)
+    {
+        if (! is_null($value)) $this->sql_limit = ' LIMIT '.(int) $value;
+        return $this;
+    }
+
+
+    public function offset($value)
+    {
+        if (! is_null($value)) $this->sql_offset = ' OFFSET '.(int) $value;
+        return $this;
+    }
+
+
+    public function groupBy()
+    {
+        $this->group_by = \func_get_args();
+        return $this;
+    }
+
+
+    public function columns()
+    {
+        $this->columns = \func_get_args();
+        return $this;
+    }
+
+
+    public function distinct()
+    {
+        $this->columns = \func_get_args();
+        $this->distinct = true;
+        return $this;
+    }
+
+
+    public function __call($name, array $arguments)
+    {
+        $column = $arguments[0];
+        $sql = '';
+
+        switch (strtolower($name)) {
+
+            case 'in':
+                if (isset($arguments[1]) && is_array($arguments[1])) {
+
+                    $sql = sprintf(
+                        '%s IN (%s)',
+                        $this->db->escapeIdentifier($column),
+                        implode(', ', array_fill(0, count($arguments[1]), '?'))
+                    );
+                }
+                break;
+
+            case 'notin':
+                if (isset($arguments[1]) && is_array($arguments[1])) {
+
+                    $sql = sprintf(
+                        '%s NOT IN (%s)',
+                        $this->db->escapeIdentifier($column),
+                        implode(', ', array_fill(0, count($arguments[1]), '?'))
+                    );
+                }
+                break;
+
+            case 'like':
+                $sql = sprintf('%s LIKE ?', $this->db->escapeIdentifier($column));
+                break;
+
+            case 'eq':
+            case 'equal':
+            case 'equals':
+                $sql = sprintf('%s = ?', $this->db->escapeIdentifier($column));
+                break;
+
+            case 'gt':
+            case 'greaterthan':
+                $sql = sprintf('%s > ?', $this->db->escapeIdentifier($column));
+                break;
+
+            case 'lt':
+            case 'lowerthan':
+                $sql = sprintf('%s < ?', $this->db->escapeIdentifier($column));
+                break;
+
+            case 'gte':
+            case 'greaterthanorequals':
+                $sql = sprintf('%s >= ?', $this->db->escapeIdentifier($column));
+                break;
+
+            case 'lte':
+            case 'lowerthanorequals':
+                $sql = sprintf('%s <= ?', $this->db->escapeIdentifier($column));
+                break;
+
+            case 'isnull':
+                $sql = sprintf('%s IS NULL', $this->db->escapeIdentifier($column));
+                break;
+
+            case 'notnull':
+                $sql = sprintf('%s IS NOT NULL', $this->db->escapeIdentifier($column));
+                break;
+        }
+
+        if ($sql !== '') {
+
+            $this->addCondition($sql);
+
+            if (isset($arguments[1])) {
+
+                if (is_array($arguments[1])) {
+
+                    foreach ($arguments[1] as $value) {
+                        $this->values[] = $value;
+                    }
+                }
+                else {
+
+                    $this->values[] = $arguments[1];
+                }
+            }
+        }
+
+        return $this;
+    }
+}

vendor/SimpleValidator/Base.php

@@ -0,0 +1,44 @@
+<?php
+
+/*
+ * This file is part of Simple Validator.
+ *
+ * (c) Frédéric Guillot <contact@fredericguillot.com>
+ *
+ * This source file is subject to the MIT license that is bundled
+ * with this source code in the file LICENSE.
+ */
+
+namespace SimpleValidator;
+
+/**
+ * @author Frédéric Guillot <contact@fredericguillot.com>
+ */
+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()
+    {
+        return $this->field;
+    }
+}

vendor/SimpleValidator/Validator.php

@@ -0,0 +1,67 @@
+<?php
+
+/*
+ * This file is part of Simple Validator.
+ *
+ * (c) Frédéric Guillot <contact@fredericguillot.com>
+ *
+ * This source file is subject to the MIT license that is bundled
+ * with this source code in the file LICENSE.
+ */
+
+namespace SimpleValidator;
+
+/**
+ * @author Frédéric Guillot <contact@fredericguillot.com>
+ */
+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/SimpleValidator/Validators/Alpha.php

@@ -0,0 +1,33 @@
+<?php
+
+/*
+ * This file is part of Simple Validator.
+ *
+ * (c) Frédéric Guillot <contact@fredericguillot.com>
+ *
+ * This source file is subject to the MIT license that is bundled
+ * with this source code in the file LICENSE.
+ */
+
+namespace SimpleValidator\Validators;
+
+use SimpleValidator\Base;
+
+/**
+ * @author Frédéric Guillot <contact@fredericguillot.com>
+ */
+class Alpha extends Base
+{
+    public function execute(array $data)
+    {
+        if (isset($data[$this->field]) && $data[$this->field] !== '') {
+
+            if (! ctype_alpha($data[$this->field])) {
+
+                return false;
+            }
+        }
+
+        return true;
+    }
+}

vendor/SimpleValidator/Validators/AlphaNumeric.php

@@ -0,0 +1,33 @@
+<?php
+
+/*
+ * This file is part of Simple Validator.
+ *
+ * (c) Frédéric Guillot <contact@fredericguillot.com>
+ *
+ * This source file is subject to the MIT license that is bundled
+ * with this source code in the file LICENSE.
+ */
+
+namespace SimpleValidator\Validators;
+
+use SimpleValidator\Base;
+
+/**
+ * @author Frédéric Guillot <contact@fredericguillot.com>
+ */
+class AlphaNumeric extends Base
+{
+    public function execute(array $data)
+    {
+        if (isset($data[$this->field]) && $data[$this->field] !== '') {
+
+            if (! ctype_alnum($data[$this->field])) {
+
+                return false;
+            }
+        }
+
+        return true;
+    }
+}

vendor/SimpleValidator/Validators/Email.php

@@ -0,0 +1,81 @@
+<?php
+
+/*
+ * This file is part of Simple Validator.
+ *
+ * (c) Frédéric Guillot <contact@fredericguillot.com>
+ *
+ * This source file is subject to the MIT license that is bundled
+ * with this source code in the file LICENSE.
+ */
+
+namespace SimpleValidator\Validators;
+
+use SimpleValidator\Base;
+
+/**
+ * @author Frédéric Guillot <contact@fredericguillot.com>
+ */
+class Email extends Base
+{
+    public function execute(array $data)
+    {
+        if (isset($data[$this->field]) && $data[$this->field] !== '') {
+
+            // 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/SimpleValidator/Validators/Equals.php

@@ -0,0 +1,43 @@
+<?php
+
+/*
+ * This file is part of Simple Validator.
+ *
+ * (c) Frédéric Guillot <contact@fredericguillot.com>
+ *
+ * This source file is subject to the MIT license that is bundled
+ * with this source code in the file LICENSE.
+ */
+
+namespace SimpleValidator\Validators;
+
+use SimpleValidator\Base;
+
+/**
+ * @author Frédéric Guillot <contact@fredericguillot.com>
+ */
+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 $data)
+    {
+        if (isset($data[$this->field]) && $data[$this->field] !== '') {
+
+            if (! isset($data[$this->field2])) return false;
+
+            return $data[$this->field] === $data[$this->field2];
+        }
+
+        return true;
+    }
+}

vendor/SimpleValidator/Validators/Integer.php

@@ -0,0 +1,42 @@
+<?php
+
+/*
+ * This file is part of Simple Validator.
+ *
+ * (c) Frédéric Guillot <contact@fredericguillot.com>
+ *
+ * This source file is subject to the MIT license that is bundled
+ * with this source code in the file LICENSE.
+ */
+
+namespace SimpleValidator\Validators;
+
+use SimpleValidator\Base;
+
+/**
+ * @author Frédéric Guillot <contact@fredericguillot.com>
+ */
+class Integer extends Base
+{
+    public function execute(array $data)
+    {
+        if (isset($data[$this->field]) && $data[$this->field] !== '') {
+
+            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/SimpleValidator/Validators/Ip.php

@@ -0,0 +1,33 @@
+<?php
+
+/*
+ * This file is part of Simple Validator.
+ *
+ * (c) Frédéric Guillot <contact@fredericguillot.com>
+ *
+ * This source file is subject to the MIT license that is bundled
+ * with this source code in the file LICENSE.
+ */
+
+namespace SimpleValidator\Validators;
+
+use SimpleValidator\Base;
+
+/**
+ * @author Frédéric Guillot <contact@fredericguillot.com>
+ */
+class Ip extends Base
+{
+    public function execute(array $data)
+    {
+        if (isset($data[$this->field]) && $data[$this->field] !== '') {
+
+            if (! filter_var($data[$this->field], FILTER_VALIDATE_IP)) {
+
+                return false;
+            }
+        }
+
+        return true;
+    }
+}

vendor/SimpleValidator/Validators/Length.php

@@ -0,0 +1,48 @@
+<?php
+
+/*
+ * This file is part of Simple Validator.
+ *
+ * (c) Frédéric Guillot <contact@fredericguillot.com>
+ *
+ * This source file is subject to the MIT license that is bundled
+ * with this source code in the file LICENSE.
+ */
+
+namespace SimpleValidator\Validators;
+
+use SimpleValidator\Base;
+
+/**
+ * @author Frédéric Guillot <contact@fredericguillot.com>
+ */
+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 $data)
+    {
+        if (isset($data[$this->field]) && $data[$this->field] !== '') {
+
+            $length = mb_strlen($data[$this->field], 'UTF-8');
+
+            if ($length < $this->min || $length > $this->max) {
+
+                return false;
+            }
+        }
+
+        return true;
+    }
+}

vendor/SimpleValidator/Validators/MacAddress.php

@@ -0,0 +1,37 @@
+<?php
+
+/*
+ * This file is part of Simple Validator.
+ *
+ * (c) Frédéric Guillot <contact@fredericguillot.com>
+ *
+ * This source file is subject to the MIT license that is bundled
+ * with this source code in the file LICENSE.
+ */
+
+namespace SimpleValidator\Validators;
+
+use SimpleValidator\Base;
+
+/**
+ * @author Frédéric Guillot <contact@fredericguillot.com>
+ */
+class MacAddress extends Base
+{
+    public function execute(array $data)
+    {
+        if (isset($data[$this->field]) && $data[$this->field] !== '') {
+
+            $groups = explode(':', $data[$this->field]);
+
+            if (count($groups) !== 6) return false;
+
+            foreach ($groups as $group) {
+
+                if (! ctype_xdigit($group)) return false;
+            }
+        }
+
+        return true;
+    }
+}

vendor/SimpleValidator/Validators/MaxLength.php

@@ -0,0 +1,46 @@
+<?php
+
+/*
+ * This file is part of Simple Validator.
+ *
+ * (c) Frédéric Guillot <contact@fredericguillot.com>
+ *
+ * This source file is subject to the MIT license that is bundled
+ * with this source code in the file LICENSE.
+ */
+
+namespace SimpleValidator\Validators;
+
+use SimpleValidator\Base;
+
+/**
+ * @author Frédéric Guillot <contact@fredericguillot.com>
+ */
+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 $data)
+    {
+        if (isset($data[$this->field]) && $data[$this->field] !== '') {
+
+            $length = mb_strlen($data[$this->field], 'UTF-8');
+
+            if ($length > $this->max) {
+
+                return false;
+            }
+        }
+
+        return true;
+    }
+}

vendor/SimpleValidator/Validators/MinLength.php

@@ -0,0 +1,46 @@
+<?php
+
+/*
+ * This file is part of Simple Validator.
+ *
+ * (c) Frédéric Guillot <contact@fredericguillot.com>
+ *
+ * This source file is subject to the MIT license that is bundled
+ * with this source code in the file LICENSE.
+ */
+
+namespace SimpleValidator\Validators;
+
+use SimpleValidator\Base;
+
+/**
+ * @author Frédéric Guillot <contact@fredericguillot.com>
+ */
+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 $data)
+    {
+        if (isset($data[$this->field]) && $data[$this->field] !== '') {
+
+            $length = mb_strlen($data[$this->field], 'UTF-8');
+
+            if ($length < $this->min) {
+
+                return false;
+            }
+        }
+
+        return true;
+    }
+}

vendor/SimpleValidator/Validators/Numeric.php

@@ -0,0 +1,33 @@
+<?php
+
+/*
+ * This file is part of Simple Validator.
+ *
+ * (c) Frédéric Guillot <contact@fredericguillot.com>
+ *
+ * This source file is subject to the MIT license that is bundled
+ * with this source code in the file LICENSE.
+ */
+
+namespace SimpleValidator\Validators;
+
+use SimpleValidator\Base;
+
+/**
+ * @author Frédéric Guillot <contact@fredericguillot.com>
+ */
+class Numeric extends Base
+{
+    public function execute(array $data)
+    {
+        if (isset($data[$this->field]) && $data[$this->field] !== '') {
+
+            if (! is_numeric($data[$this->field])) {
+
+                return false;
+            }
+        }
+
+        return true;
+    }
+}

vendor/SimpleValidator/Validators/Range.php

@@ -0,0 +1,51 @@
+<?php
+
+/*
+ * This file is part of Simple Validator.
+ *
+ * (c) Frédéric Guillot <contact@fredericguillot.com>
+ *
+ * This source file is subject to the MIT license that is bundled
+ * with this source code in the file LICENSE.
+ */
+
+namespace SimpleValidator\Validators;
+
+use SimpleValidator\Base;
+
+/**
+ * @author Frédéric Guillot <contact@fredericguillot.com>
+ */
+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 $data)
+    {
+        if (isset($data[$this->field]) && $data[$this->field] !== '') {
+
+            if (! is_numeric($data[$this->field])) {
+
+                return false;
+            }
+
+            if ($data[$this->field] < $this->min || $data[$this->field] > $this->max) {
+
+                return false;
+            }
+        }
+
+        return true;
+    }
+}

vendor/SimpleValidator/Validators/Required.php

@@ -0,0 +1,30 @@
+<?php
+
+/*
+ * This file is part of Simple Validator.
+ *
+ * (c) Frédéric Guillot <contact@fredericguillot.com>
+ *
+ * This source file is subject to the MIT license that is bundled
+ * with this source code in the file LICENSE.
+ */
+
+namespace SimpleValidator\Validators;
+
+use SimpleValidator\Base;
+
+/**
+ * @author Frédéric Guillot <contact@fredericguillot.com>
+ */
+class Required extends Base
+{
+    public function execute(array $data)
+    {
+        if (! isset($data[$this->field]) || $data[$this->field] === '') {
+
+            return false;
+        }
+
+        return true;
+    }
+}

vendor/SimpleValidator/Validators/Unique.php

@@ -0,0 +1,78 @@
+<?php
+
+/*
+ * This file is part of Simple Validator.
+ *
+ * (c) Frédéric Guillot <contact@fredericguillot.com>
+ *
+ * This source file is subject to the MIT license that is bundled
+ * with this source code in the file LICENSE.
+ */
+
+namespace SimpleValidator\Validators;
+
+use SimpleValidator\Base;
+
+/**
+ * @author Frédéric Guillot <contact@fredericguillot.com>
+ */
+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 $data)
+    {
+        if (isset($data[$this->field]) && $data[$this->field] !== '') {
+
+            if (! isset($data[$this->primary_key])) {
+
+                $rq = $this->pdo->prepare('SELECT COUNT(*) FROM '.$this->table.' WHERE '.$this->field.'=?');
+
+                $rq->execute(array(
+                    $data[$this->field]
+                ));
+
+                $result = $rq->fetch(\PDO::FETCH_NUM);
+
+                if (isset($result[0]) && $result[0] === '1') {
+
+                    return false;
+                }
+            }
+            else {
+
+                $rq = $this->pdo->prepare(
+                    'SELECT COUNT(*) FROM '.$this->table.'
+                    WHERE '.$this->field.'=? AND '.$this->primary_key.' != ?'
+                );
+                
+                $rq->execute(array(
+                    $data[$this->field], 
+                    $data[$this->primary_key]
+                ));
+                
+                $result = $rq->fetch(\PDO::FETCH_NUM);
+
+                if (isset($result[0]) && $result[0] === '1') {
+
+                    return false;
+                }
+            }
+        }
+
+        return true;
+    }
+}

vendor/SimpleValidator/Validators/Version.php

@@ -0,0 +1,32 @@
+<?php
+
+/*
+ * This file is part of Simple Validator.
+ *
+ * (c) Frédéric Guillot <contact@fredericguillot.com>
+ *
+ * This source file is subject to the MIT license that is bundled
+ * with this source code in the file LICENSE.
+ */
+
+namespace SimpleValidator\Validators;
+
+use SimpleValidator\Base;
+
+/**
+ * @author Frédéric Guillot <contact@fredericguillot.com>
+ * @link http://semver.org/
+ */
+class Version extends Base
+{
+    public function execute(array $data)
+    {
+        if (isset($data[$this->field]) && $data[$this->field] !== '') {
+
+            $pattern = '/^[0-9]+\.[0-9]+\.[0-9]+([+-][^+-][0-9A-Za-z-.]*)?$/';
+            return (bool) preg_match($pattern, $data[$this->field]);
+        }
+
+        return true;
+    }
+}

vendor/password.php

@@ -0,0 +1,227 @@
+<?php
+/**
+ * A Compatibility library with PHP 5.5's simplified password hashing API.
+ *
+ * @author Anthony Ferrara <ircmaxell@php.net>
+ * @license http://www.opensource.org/licenses/mit-license.html MIT License
+ * @copyright 2012 The Authors
+ */
+
+if (!defined('PASSWORD_BCRYPT')) {
+
+	define('PASSWORD_BCRYPT', 1);
+	define('PASSWORD_DEFAULT', PASSWORD_BCRYPT);
+
+	if (version_compare(PHP_VERSION, '5.3.7', '<')) {
+
+		define('PASSWORD_PREFIX', '$2a$');
+	}
+	else {
+
+		define('PASSWORD_PREFIX', '$2y$');
+	}
+
+	/**
+	 * Hash the password using the specified algorithm
+	 *
+	 * @param string $password The password to hash
+	 * @param int    $algo     The algorithm to use (Defined by PASSWORD_* constants)
+	 * @param array  $options  The options for the algorithm to use
+	 *
+	 * @return string|false The hashed password, or false on error.
+	 */
+	function password_hash($password, $algo, array $options = array()) {
+		if (!function_exists('crypt')) {
+			trigger_error("Crypt must be loaded for password_hash to function", E_USER_WARNING);
+			return null;
+		}
+		if (!is_string($password)) {
+			trigger_error("password_hash(): Password must be a string", E_USER_WARNING);
+			return null;
+		}
+		if (!is_int($algo)) {
+			trigger_error("password_hash() expects parameter 2 to be long, " . gettype($algo) . " given", E_USER_WARNING);
+			return null;
+		}
+		switch ($algo) {
+			case PASSWORD_BCRYPT:
+				// Note that this is a C constant, but not exposed to PHP, so we don't define it here.
+				$cost = 10;
+				if (isset($options['cost'])) {
+					$cost = $options['cost'];
+					if ($cost < 4 || $cost > 31) {
+						trigger_error(sprintf("password_hash(): Invalid bcrypt cost parameter specified: %d", $cost), E_USER_WARNING);
+						return null;
+					}
+				}
+				$required_salt_len = 22;
+				$hash_format = sprintf("%s%02d$", PASSWORD_PREFIX, $cost);
+				break;
+			default:
+				trigger_error(sprintf("password_hash(): Unknown password hashing algorithm: %s", $algo), E_USER_WARNING);
+				return null;
+		}
+		if (isset($options['salt'])) {
+			switch (gettype($options['salt'])) {
+				case 'NULL':
+				case 'boolean':
+				case 'integer':
+				case 'double':
+				case 'string':
+					$salt = (string) $options['salt'];
+					break;
+				case 'object':
+					if (method_exists($options['salt'], '__tostring')) {
+						$salt = (string) $options['salt'];
+						break;
+					}
+				case 'array':
+				case 'resource':
+				default:
+					trigger_error('password_hash(): Non-string salt parameter supplied', E_USER_WARNING);
+					return null;
+			}
+			if (strlen($salt) < $required_salt_len) {
+				trigger_error(sprintf("password_hash(): Provided salt is too short: %d expecting %d", strlen($salt), $required_salt_len), E_USER_WARNING);
+				return null;
+			} elseif (0 == preg_match('#^[a-zA-Z0-9./]+$#D', $salt)) {
+				$salt = str_replace('+', '.', base64_encode($salt));
+			}
+		} else {
+			$buffer = '';
+			$raw_length = (int) ($required_salt_len * 3 / 4 + 1);
+			$buffer_valid = false;
+			if (function_exists('mcrypt_create_iv') && !defined('PHALANGER')) {
+				$buffer = mcrypt_create_iv($raw_length, MCRYPT_DEV_URANDOM);
+				if ($buffer) {
+					$buffer_valid = true;
+				}
+			}
+			if (!$buffer_valid && function_exists('openssl_random_pseudo_bytes')) {
+				$buffer = openssl_random_pseudo_bytes($raw_length);
+				if ($buffer) {
+					$buffer_valid = true;
+				}
+			}
+			if (!$buffer_valid && is_readable('/dev/urandom')) {
+				$f = fopen('/dev/urandom', 'r');
+				$read = strlen($buffer);
+				while ($read < $raw_length) {
+					$buffer .= fread($f, $raw_length - $read);
+					$read = strlen($buffer);
+				}
+				fclose($f);
+				if ($read >= $raw_length) {
+					$buffer_valid = true;
+				}
+			}
+			if (!$buffer_valid || strlen($buffer) < $raw_length) {
+				$bl = strlen($buffer);
+				for ($i = 0; $i < $raw_length; $i++) {
+					if ($i < $bl) {
+						$buffer[$i] = $buffer[$i] ^ chr(mt_rand(0, 255));
+					} else {
+						$buffer .= chr(mt_rand(0, 255));
+					}
+				}
+			}
+			$salt = str_replace('+', '.', base64_encode($buffer));
+
+		}
+		$salt = substr($salt, 0, $required_salt_len);
+
+		$hash = $hash_format . $salt;
+
+		$ret = crypt($password, $hash);
+
+		if (!is_string($ret) || strlen($ret) <= 13) {
+			return false;
+		}
+
+		return $ret;
+	}
+
+	/**
+	 * Get information about the password hash. Returns an array of the information
+	 * that was used to generate the password hash.
+	 *
+	 * array(
+	 *    'algo' => 1,
+	 *    'algoName' => 'bcrypt',
+	 *    'options' => array(
+	 *        'cost' => 10,
+	 *    ),
+	 * )
+	 *
+	 * @param string $hash The password hash to extract info from
+	 *
+	 * @return array The array of information about the hash.
+	 */
+	function password_get_info($hash) {
+		$return = array(
+			'algo' => 0,
+			'algoName' => 'unknown',
+			'options' => array(),
+		);
+		if (substr($hash, 0, 4) == PASSWORD_PREFIX && strlen($hash) == 60) {
+			$return['algo'] = PASSWORD_BCRYPT;
+			$return['algoName'] = 'bcrypt';
+			list($cost) = sscanf($hash, PASSWORD_PREFIX."%d$");
+			$return['options']['cost'] = $cost;
+		}
+		return $return;
+	}
+
+	/**
+	 * Determine if the password hash needs to be rehashed according to the options provided
+	 *
+	 * If the answer is true, after validating the password using password_verify, rehash it.
+	 *
+	 * @param string $hash    The hash to test
+	 * @param int    $algo    The algorithm used for new password hashes
+	 * @param array  $options The options array passed to password_hash
+	 *
+	 * @return boolean True if the password needs to be rehashed.
+	 */
+	function password_needs_rehash($hash, $algo, array $options = array()) {
+		$info = password_get_info($hash);
+		if ($info['algo'] != $algo) {
+			return true;
+		}
+		switch ($algo) {
+			case PASSWORD_BCRYPT:
+				$cost = isset($options['cost']) ? $options['cost'] : 10;
+				if ($cost != $info['options']['cost']) {
+					return true;
+				}
+				break;
+		}
+		return false;
+	}
+
+	/**
+	 * Verify a password against a hash using a timing attack resistant approach
+	 *
+	 * @param string $password The password to verify
+	 * @param string $hash     The hash to verify against
+	 *
+	 * @return boolean If the password matches the hash
+	 */
+    function password_verify($password, $hash) {
+		if (!function_exists('crypt')) {
+			trigger_error("Crypt must be loaded for password_verify to function", E_USER_WARNING);
+			return false;
+		}
+		$ret = crypt($password, $hash);
+		if (!is_string($ret) || strlen($ret) != strlen($hash) || strlen($ret) <= 13) {
+			return false;
+		}
+
+		$status = 0;
+		for ($i = 0; $i < strlen($ret); $i++) {
+			$status |= (ord($ret[$i]) ^ ord($hash[$i]));
+		}
+
+		return $status === 0;
+	}
+}