Improve css and phpdoc comments

app/Core/Request.php

@@ -2,39 +2,92 @@
 
 namespace Core;
 
+/**
+ * Request class
+ *
+ * @package  core
+ * @author   Frederic Guillot
+ */
 class Request
 {
+    /**
+     * Get URL string parameter
+     *
+     * @access public
+     * @param  string   $name            Parameter name
+     * @param  string   $default_value   Default value
+     * @return string
+     */
     public function getStringParam($name, $default_value = '')
     {
         return isset($_GET[$name]) ? $_GET[$name] : $default_value;
     }
 
+    /**
+     * Get URL integer parameter
+     *
+     * @access public
+     * @param  string   $name            Parameter name
+     * @param  integer  $default_value   Default value
+     * @return integer
+     */
     public function getIntegerParam($name, $default_value = 0)
     {
         return isset($_GET[$name]) && ctype_digit($_GET[$name]) ? (int) $_GET[$name] : $default_value;
     }
 
+    /**
+     * Get a form value
+     *
+     * @access public
+     * @param  string    $name   Form field name
+     * @return string|null
+     */
     public function getValue($name)
     {
         $values = $this->getValues();
         return isset($values[$name]) ? $values[$name] : null;
     }
 
+    /**
+     * Get form values or unserialized json request
+     *
+     * @access public
+     * @return array
+     */
     public function getValues()
     {
-        if (! empty($_POST)) return $_POST;
+        if (! empty($_POST)) {
+            return $_POST;
+        }
 
         $result = json_decode($this->getBody(), true);
-        if ($result) return $result;
+
+        if ($result) {
+            return $result;
+        }
 
         return array();
     }
 
+    /**
+     * Get the raw body of the HTTP request
+     *
+     * @access public
+     * @return string
+     */
     public function getBody()
     {
         return file_get_contents('php://input');
     }
 
+    /**
+     * Get the content of an uploaded file
+     *
+     * @access public
+     * @param  string   $name   Form file name
+     * @return string
+     */
     public function getFileContent($name)
     {
         if (isset($_FILES[$name])) {
@@ -44,11 +97,23 @@ class Request
         return '';
     }
 
+    /**
+     * Return true if the HTTP request is sent with the POST method
+     *
+     * @access public
+     * @return bool
+     */
     public function isPost()
     {
         return isset($_SERVER['REQUEST_METHOD']) && $_SERVER['REQUEST_METHOD'] === 'POST';
     }
 
+    /**
+     * Return true if the HTTP request is an Ajax request
+     *
+     * @access public
+     * @return bool
+     */
     public function isAjax()
     {
         return isset($_SERVER['HTTP_X_REQUESTED_WITH']) && $_SERVER['HTTP_X_REQUESTED_WITH'] === 'XMLHttpRequest';