chamilo / chamilo-lms

main/inc/lib/online.inc.php

Doc Comments +5 added lines

@@ -208,6 +208,8 @@ 
 }
 /**
  * Gives a list of people online now (and in the last $valid minutes)
+ * @param integer $from
+ * @param integer $time_limit
  * @return  array       For each line, a list of user IDs and login dates, or FALSE on error or empty results
  */
 function who_is_online($from, $number_of_items, $column = null, $direction = null, $time_limit = null, $friends = false)
@@ -424,6 +426,9 @@ 
 	}
 }
 
+/**
+ * @param integer $uid
+ */
 function who_is_online_in_this_course_count($uid, $time_limit, $coursecode=null)
 {
 	if (empty($coursecode)) {

Indentation +63 added lines, -63 removed lines

@@ -290,8 +290,8 @@ 
         }
     }
 
-	//This query will show all registered users. Only for dev purposes.
-	/*$query = "SELECT DISTINCT u.id as login_user_id, login_date FROM ".$track_online_table ."  e , $table_user u
+    //This query will show all registered users. Only for dev purposes.
+    /*$query = "SELECT DISTINCT u.id as login_user_id, login_date FROM ".$track_online_table ."  e , $table_user u
             GROUP by u.id
             ORDER BY $column $direction
             LIMIT $from, $number_of_items";*/
@@ -317,15 +317,15 @@ 
     } else {
         $time_limit = intval($time_limit);
     }
-	$track_online_table = Database::get_main_table(TABLE_STATISTIC_TRACK_E_ONLINE);
-	$friend_user_table = Database::get_main_table(TABLE_MAIN_USER_REL_USER);
-	$table_user = Database::get_main_table(TABLE_MAIN_USER);
-	$online_time = time() - $time_limit * 60;
-	$current_date = api_get_utc_datetime($online_time);
-
-	if ($friends) {
-		// 	who friends from social network is online
-		$query = "SELECT DISTINCT count(login_user_id) as count
+    $track_online_table = Database::get_main_table(TABLE_STATISTIC_TRACK_E_ONLINE);
+    $friend_user_table = Database::get_main_table(TABLE_MAIN_USER_REL_USER);
+    $table_user = Database::get_main_table(TABLE_MAIN_USER);
+    $online_time = time() - $time_limit * 60;
+    $current_date = api_get_utc_datetime($online_time);
+
+    if ($friends) {
+        // 	who friends from social network is online
+        $query = "SELECT DISTINCT count(login_user_id) as count
 				  FROM $track_online_table INNER JOIN $friend_user_table
                   ON (friend_user_id = login_user_id)
 				  WHERE
@@ -333,20 +333,20 @@ 
 				        friend_user_id <> '".api_get_user_id()."' AND
 				        relation_type='".USER_RELATION_TYPE_FRIEND."' AND
 				        user_id = '".api_get_user_id()."' ";
-	} else {
-		// All users online
-		$query = "SELECT count(login_id) as count
+    } else {
+        // All users online
+        $query = "SELECT count(login_id) as count
                   FROM $track_online_table track INNER JOIN $table_user u
                   ON (u.id=track.login_user_id)
                   WHERE u.status != ".ANONYMOUS." AND login_date >= '$current_date'  ";
-	}
-
-	if (api_get_multiple_access_url()) {
-		$access_url_id = api_get_current_access_url_id();
-		if ($access_url_id != -1) {
-			if ($friends) {
-				// 	friends from social network is online
-				$query = "SELECT DISTINCT count(login_user_id) as count
+    }
+
+    if (api_get_multiple_access_url()) {
+        $access_url_id = api_get_current_access_url_id();
+        if ($access_url_id != -1) {
+            if ($friends) {
+                // 	friends from social network is online
+                $query = "SELECT DISTINCT count(login_user_id) as count
 							FROM $track_online_table track
 							INNER JOIN $friend_user_table ON (friend_user_id = login_user_id)
 							WHERE
@@ -354,29 +354,29 @@ 
 							    login_date >= '".$current_date."' AND
 							    friend_user_id <> '".api_get_user_id()."' AND
 							    relation_type='".USER_RELATION_TYPE_FRIEND."'  ";
-			} else {
-				// all users online
-				$query = "SELECT count(login_id) as count FROM $track_online_table  track
+            } else {
+                // all users online
+                $query = "SELECT count(login_id) as count FROM $track_online_table  track
                           INNER JOIN $table_user u ON (u.id=track.login_user_id)
 						  WHERE
 						    u.status != ".ANONYMOUS." AND
 						    track.access_url_id =  $access_url_id AND
 						    login_date >= '$current_date' ";
-			}
-		}
-	}
+            }
+        }
+    }
 
     // Dev purposes show all users online
     /*$table_user = Database::get_main_table(TABLE_MAIN_USER);
     $query = "SELECT count(*)  as count FROM ".$table_user;*/
 
-	$result = Database::query($query);
-	if (Database::num_rows($result) > 0) {
-		$row = Database::fetch_array($result);
-		return $row['count'];
-	} else {
-		return false;
-	}
+    $result = Database::query($query);
+    if (Database::num_rows($result) > 0) {
+        $row = Database::fetch_array($result);
+        return $row['count'];
+    } else {
+        return false;
+    }
 }
 
 
@@ -404,52 +404,52 @@ 
     $track_online_table = Database::get_main_table(TABLE_STATISTIC_TRACK_E_ONLINE);
     $course_code = Database::escape_string($course_code);
     $courseInfo = api_get_course_info($course_code);
-	$courseId = $courseInfo['real_id'];
+    $courseId = $courseInfo['real_id'];
 
     $from = intval($from);
     $number_of_items = intval($number_of_items);
 
-	$query = "SELECT login_user_id, login_date FROM $track_online_table
+    $query = "SELECT login_user_id, login_date FROM $track_online_table
               WHERE login_user_id <> 2 AND c_id = $courseId AND login_date >= '$current_date'
               LIMIT $from, $number_of_items ";
 
-	$result = Database::query($query);
-	if ($result) {
-		$users_online = array();
+    $result = Database::query($query);
+    if ($result) {
+        $users_online = array();
 
-		while(list($login_user_id, $login_date) = Database::fetch_row($result)) {
+        while(list($login_user_id, $login_date) = Database::fetch_row($result)) {
             $users_online[] = $login_user_id;
-		}
-		return $users_online;
-	} else {
-		return false;
-	}
+        }
+        return $users_online;
+    } else {
+        return false;
+    }
 }
 
 function who_is_online_in_this_course_count($uid, $time_limit, $coursecode=null)
 {
-	if (empty($coursecode)) {
-		return false;
-	}
-	$track_online_table = Database::get_main_table(TABLE_STATISTIC_TRACK_E_ONLINE);
-	$time_limit = Database::escape_string($time_limit);
+    if (empty($coursecode)) {
+        return false;
+    }
+    $track_online_table = Database::get_main_table(TABLE_STATISTIC_TRACK_E_ONLINE);
+    $time_limit = Database::escape_string($time_limit);
 
     $online_time = time() - $time_limit * 60;
     $current_date = api_get_utc_datetime($online_time);
-	$courseId = api_get_course_int_id($coursecode);
+    $courseId = api_get_course_int_id($coursecode);
 
-	if (empty($courseId)) {
-		return false;
-	}
+    if (empty($courseId)) {
+        return false;
+    }
 
-	$query = "SELECT count(login_user_id) as count
+    $query = "SELECT count(login_user_id) as count
               FROM $track_online_table
               WHERE login_user_id <> 2 AND c_id = $courseId AND login_date >= '$current_date' ";
-	$result = Database::query($query);
-	if (Database::num_rows($result) > 0) {
-		$row = Database::fetch_array($result);
-		return $row['count'];
-	} else {
-		return false;
-	}
+    $result = Database::query($query);
+    if (Database::num_rows($result) > 0) {
+        $row = Database::fetch_array($result);
+        return $row['count'];
+    } else {
+        return false;
+    }
 }

Spacing +15 added lines, -15 removed lines

@@ -32,17 +32,17 @@ 
 
         $login_date = api_get_utc_datetime();
         $access_url_id = 1;
-        if (api_get_multiple_access_url() && api_get_current_access_url_id()!=-1) {
+        if (api_get_multiple_access_url() && api_get_current_access_url_id() != -1) {
             $access_url_id = api_get_current_access_url_id();
         }
         $session_id = api_get_session_id();
         // if the $_course array exists this means we are in a course and we have to store this in the who's online table also
         // to have the x users in this course feature working
-        if (is_array($_course) && count($_course)>0 && !empty($_course['id'])) {
-            $query = "REPLACE INTO ".$online_table ." (login_id,login_user_id,login_date,user_ip, c_id, session_id, access_url_id)
+        if (is_array($_course) && count($_course) > 0 && !empty($_course['id'])) {
+            $query = "REPLACE INTO ".$online_table." (login_id,login_user_id,login_date,user_ip, c_id, session_id, access_url_id)
                       VALUES ($uid,$uid,'$login_date','$user_ip', '".$_course['real_id']."' , '$session_id' , '$access_url_id' )";
         } else {
-            $query = "REPLACE INTO ".$online_table ." (login_id,login_user_id,login_date,user_ip, c_id, session_id, access_url_id)
+            $query = "REPLACE INTO ".$online_table." (login_id,login_user_id,login_date,user_ip, c_id, session_id, access_url_id)
                       VALUES ($uid,$uid,'$login_date','$user_ip', 0, '$session_id', '$access_url_id')";
         }
         Database::query($query);
@@ -62,7 +62,7 @@ 
             $isFirstLogin = Session::read('first_user_login');
             if (empty($isFirstLogin)) {
                 $sql = "SELECT login_id FROM $table
-                        WHERE login_user_id = " . $userId . " LIMIT 1";
+                        WHERE login_user_id = ".$userId." LIMIT 1";
 
                 $result = Database::query($sql);
                 $loginData = array();
@@ -116,7 +116,7 @@ 
     		ORDER BY login_date DESC
     		LIMIT 0,1";
     $q_last_connection = Database::query($sql);
-    if (Database::num_rows($q_last_connection)>0) {
+    if (Database::num_rows($q_last_connection) > 0) {
         $i_id_last_connection = Database::result($q_last_connection, 0, "login_id");
     }
 
@@ -166,7 +166,7 @@ 
 {
     $online_table = Database::get_main_table(TABLE_STATISTIC_TRACK_E_ONLINE);
     $user_id = intval($user_id);
-    $query = "DELETE FROM " . $online_table . " WHERE login_user_id = $user_id";
+    $query = "DELETE FROM ".$online_table." WHERE login_user_id = $user_id";
     Database::query($query);
 }
 
@@ -182,7 +182,7 @@ 
     $access_url_id = api_get_current_access_url_id();
     $time_limit = api_get_setting('time_limit_whosonline');
 
-    $online_time = time() - $time_limit*60;
+    $online_time = time() - $time_limit * 60;
     $limit_date = api_get_utc_datetime($online_time);
     $user_id = intval($user_id);
 
@@ -239,7 +239,7 @@ 
     $current_date = api_get_utc_datetime($online_time);
     $track_online_table = Database::get_main_table(TABLE_STATISTIC_TRACK_E_ONLINE);
     $friend_user_table = Database::get_main_table(TABLE_MAIN_USER_REL_USER);
-    $table_user	= Database::get_main_table(TABLE_MAIN_USER);
+    $table_user = Database::get_main_table(TABLE_MAIN_USER);
 
     if ($friends) {
         // 	who friends from social network is online
@@ -255,8 +255,8 @@ 
                   LIMIT $from, $number_of_items";
     } else {
         $query = "SELECT DISTINCT login_user_id, login_date
-                    FROM ".$track_online_table ." e
-                    INNER JOIN ".$table_user ." u ON (u.id = e.login_user_id)
+                    FROM ".$track_online_table." e
+                    INNER JOIN ".$table_user." u ON (u.id = e.login_user_id)
                   WHERE u.status != ".ANONYMOUS." AND login_date >= '".$current_date."'
                   ORDER BY $column $direction
                   LIMIT $from, $number_of_items";
@@ -279,8 +279,8 @@ 
             } else {
                 // all users online
                 $query = "SELECT login_user_id, login_date
-                          FROM ".$track_online_table ." track
-                          INNER JOIN ".$table_user ." u
+                          FROM ".$track_online_table." track
+                          INNER JOIN ".$table_user." u
                           ON (u.id=track.login_user_id)
                           WHERE u.status != ".ANONYMOUS." AND track.access_url_id =  $access_url_id AND
                                 login_date >= '".$current_date."'
@@ -417,7 +417,7 @@ 
 	if ($result) {
 		$users_online = array();
 
-		while(list($login_user_id, $login_date) = Database::fetch_row($result)) {
+		while (list($login_user_id, $login_date) = Database::fetch_row($result)) {
             $users_online[] = $login_user_id;
 		}
 		return $users_online;
@@ -426,7 +426,7 @@ 
 	}
 }
 
-function who_is_online_in_this_course_count($uid, $time_limit, $coursecode=null)
+function who_is_online_in_this_course_count($uid, $time_limit, $coursecode = null)
 {
 	if (empty($coursecode)) {
 		return false;

main/inc/lib/plugin.class.php

Doc Comments +5 added lines, -5 removed lines

@@ -143,7 +143,7 @@ 
 
     /**
      * Returns the contents of the CSS defined by the plugin
-     * @return array
+     * @return string
      */
     public function get_css()
     {
@@ -161,7 +161,7 @@ 
 
     /**
      * Returns an HTML form (generated by FormValidator) of the plugin settings
-     * @return string FormValidator-generated form
+     * @return FormValidator FormValidator-generated form
      */
     public function get_settings_form()
     {
@@ -383,7 +383,7 @@ 
      * @param boolean $add_tool_link Whether to add a tool link or not
      * (some tools might just offer a configuration section and act on the backend)
      *
-     * @return boolean  False on error, null otherwise
+     * @return boolean|null  False on error, null otherwise
      */
     public function install_course_fields($courseId, $add_tool_link = true)
     {
@@ -491,7 +491,7 @@ 
      * tool on the course's homepage
      * @param int $courseId
      *
-     * @return void
+     * @return false|null
      */
     public function uninstall_course_fields($courseId)
     {
@@ -596,7 +596,7 @@ 
     * @param string   $tabName
     * @param string   $url
     *
-    * @return boolean
+    * @return false|string
     */
     public function addTab($tabName, $url)
     {

Indentation +7 added lines, -7 removed lines

@@ -591,13 +591,13 @@
 
     }
 
-   /**
-    * Add a tab to platform
-    * @param string   $tabName
-    * @param string   $url
-    *
-    * @return boolean
-    */
+    /**
+     * Add a tab to platform
+     * @param string   $tabName
+     * @param string   $url
+     *
+     * @return boolean
+     */
     public function addTab($tabName, $url)
     {
         $sql = "SELECT * FROM settings_current

Spacing +7 added lines, -7 removed lines

@@ -60,7 +60,7 @@ 
         $this->fields = $settings;
 
         global $language_files;
-        $language_files[] = 'plugin_' . $this->get_name();
+        $language_files[] = 'plugin_'.$this->get_name();
     }
 
     /**
@@ -268,7 +268,7 @@ 
     {
         $settings = $this->get_settings();
         foreach ($settings as $setting) {
-            if ($setting['variable'] == $this->get_name() . '_' . $name) {
+            if ($setting['variable'] == $this->get_name().'_'.$name) {
 
                 return $setting['selected_value'];
             }
@@ -404,7 +404,7 @@ 
         if (!empty($this->course_settings)) {
             foreach ($this->course_settings as $setting) {
                 $variable = $setting['name'];
-                $value ='';
+                $value = '';
                 if (isset($setting['init_value'])) {
                     $value = $setting['init_value'];
                 }
@@ -618,7 +618,7 @@ 
 
         // Avoid Tab Name Spaces
         $tabNameNoSpaces = preg_replace('/\s+/', '', $tabName);
-        $subkeytext = "Tabs" . $tabNameNoSpaces;
+        $subkeytext = "Tabs".$tabNameNoSpaces;
 
         // Check if it is already added
         $checkCondition = array(
@@ -637,7 +637,7 @@ 
         }
 
         // End Check
-        $subkey = 'custom_tab_' . $tabNum;
+        $subkey = 'custom_tab_'.$tabNum;
         $attributes = array(
             'variable' => 'show_tabs',
             'subkey' => $subkey,
@@ -655,7 +655,7 @@ 
 
         // Save the id
         $settings = $this->get_settings();
-        $setData = array (
+        $setData = array(
             'comment' => $subkey
         );
         $whereCondition = array(
@@ -696,7 +696,7 @@ 
                 $i = 1;
                 foreach ($tabs as $row) {
                     $attributes = array(
-                        'subkey' => 'custom_tab_' . $i
+                        'subkey' => 'custom_tab_'.$i
                     );
                     $this->updateTab($row['subkey'], $attributes);
                     $i++;

main/inc/lib/plugin.lib.php

Doc Comments +1 added lines, -1 removed lines

@@ -626,7 +626,7 @@
 
     /**
      * Get first SMS plugin name
-     * @return string|boolean
+     * @return string|false
      */
     public function getSMSPluginName()
     {

Indentation +9 added lines, -9 removed lines

@@ -173,9 +173,9 @@ 
     }
 
     /**
-    * @param string $pluginName
-    * @param int    $urlId
-    */
+     * @param string $pluginName
+     * @param int    $urlId
+     */
     public function uninstall($pluginName, $urlId = null)
     {
         if (empty($urlId)) {
@@ -252,12 +252,12 @@ 
     }
 
     /**
-    * @param string $region
-    * @param string $template
-    * @param bool   $forced
-    *
-    * @return null|string
-    */
+     * @param string $region
+     * @param string $template
+     * @param bool   $forced
+     *
+     * @return null|string
+     */
     public function load_region($region, $template, $forced = false)
     {
         if ($region == 'course_tool_plugin') {

Spacing +6 added lines, -6 removed lines

@@ -426,7 +426,7 @@ 
             // Extra options
             $plugin_settings = api_get_settings_params(
                 array(
-                    "subkey = ? AND category = ? AND type = ? " => array($plugin_name, 'Plugins','setting')
+                    "subkey = ? AND category = ? AND type = ? " => array($plugin_name, 'Plugins', 'setting')
                 )
             );
 
@@ -532,7 +532,7 @@ 
             if (!empty($obj->course_settings)) {
                 if (is_file(api_get_path(SYS_CODE_PATH).'img/icons/'.ICON_SIZE_SMALL.'/'.$plugin_name.'.png')) {
                     $icon = Display::return_icon(
-                        $plugin_name . '.png',
+                        $plugin_name.'.png',
                         Security::remove_XSS($pluginTitle),
                         '',
                         ICON_SIZE_SMALL
@@ -548,18 +548,18 @@ 
 
                 $form->addHtml('<div class="panel panel-default">');
                 $form->addHtml('
-                    <div class="panel-heading" role="tab" id="heading-' . $plugin_name . '-settings">
+                    <div class="panel-heading" role="tab" id="heading-' . $plugin_name.'-settings">
                         <h4 class="panel-title">
-                            <a class="collapsed" role="button" data-toggle="collapse" data-parent="#accordion" href="#collapse-' . $plugin_name . '-settings" aria-expanded="false" aria-controls="collapse-' . $plugin_name . '-settings">
+                            <a class="collapsed" role="button" data-toggle="collapse" data-parent="#accordion" href="#collapse-' . $plugin_name.'-settings" aria-expanded="false" aria-controls="collapse-'.$plugin_name.'-settings">
                 ');
-                $form->addHtml($icon . ' ' . $pluginTitle);
+                $form->addHtml($icon.' '.$pluginTitle);
                 $form->addHtml('
                             </a>
                         </h4>
                     </div>
                 ');
                 $form->addHtml('
-                    <div id="collapse-' . $plugin_name . '-settings" class="panel-collapse collapse" role="tabpanel" aria-labelledby="heading-' . $plugin_name . '-settings">
+                    <div id="collapse-' . $plugin_name.'-settings" class="panel-collapse collapse" role="tabpanel" aria-labelledby="heading-'.$plugin_name.'-settings">
                         <div class="panel-body">
                 ');
 

main/inc/lib/portfolio.class.php

Doc Comments +7 added lines, -3 removed lines

@@ -126,6 +126,7 @@ 
      * Returns a temporary url to download files and/or folders.
      *
      * @param string|array $ids
+     * @param string $tool
      * @return string
      */
     public static function download_url($ids, $tool)
@@ -293,7 +294,7 @@ 
     /**
      * The name of the porfolio where to send.
      *
-     * @return type
+     * @return string
      */
     function get_portfolio()
     {
@@ -391,7 +392,6 @@ 
      * Create a "send to portfolio" button
      *
      * @param string $tool          The name of the tool: document, work.
-     * @param int $c_id             The id of the course
      * @param int $id               The id of the object
      * @param array $attributes     Html attributes
      * @return \PortfolioShare
@@ -405,7 +405,7 @@ 
     /**
      * Returns the current secuirty token. Used to avoid see surfing attacks.
      *
-     * @return type
+     * @return string
      */
     static function security_token()
     {
@@ -420,6 +420,10 @@ 
     protected $attributes = array();
     protected $tool = '';
 
+    /**
+     * @param string $tool
+     * @param integer $id
+     */
     function __construct($tool, $id, $attributes = array())
     {
         $this->tool = $tool;

Spacing +6 added lines, -6 removed lines

@@ -482,14 +482,14 @@ 
         $attributes['z-index'] = 100000;
         $s = ' ';
         foreach ($attributes as $key => $value) {
-            $s .= $key . '="' . $value . '" ';
+            $s .= $key.'="'.$value.'" ';
         }
 
         $result = array();
-        $result[] = '<span ' . $s . ' >';
+        $result[] = '<span '.$s.' >';
         $result[] = '<span class="dropdown" >';
         $result[] = '<a href="#" data-toggle="dropdown" class="dropdown-toggle">';
-        $result[] = Display::return_icon('document_send.png', get_lang('Send'), array(), ICON_SIZE_SMALL) . '<b class="caret"></b>';
+        $result[] = Display::return_icon('document_send.png', get_lang('Send'), array(), ICON_SIZE_SMALL).'<b class="caret"></b>';
         $result[] = '</a>';
         $result[] = '<ul class="dropdown-menu">';
 
@@ -505,7 +505,7 @@ 
             $parameters[PortfolioController::PARAM_TOOL] = $tool;
             $url = api_get_path(WEB_CODE_PATH).'portfolio/share.php?';
             $result[] = '<li>';
-            $result[] = '<a href="' . $url . '">' . $portfolio->get_title() . '</a>';
+            $result[] = '<a href="'.$url.'">'.$portfolio->get_title().'</a>';
             $result[] = '</li>';
         }
         $result[] = '</ul>';
@@ -564,8 +564,8 @@ 
      */
     public function __construct($portfolio)
     {
-        $this->name = md5(__CLASS__) . '_' . $portfolio->get_name();
-        $this->title = $portfolio->get_title() ? $portfolio->get_title() : get_lang('SendTo') . ' ' . $portfolio->get_name();
+        $this->name = md5(__CLASS__).'_'.$portfolio->get_name();
+        $this->title = $portfolio->get_title() ? $portfolio->get_title() : get_lang('SendTo').' '.$portfolio->get_name();
         $this->portfolio = $portfolio;
     }
 

main/inc/lib/promotion.lib.php

Doc Comments +2 added lines, -2 removed lines

@@ -129,7 +129,7 @@ 
     }
 
     /**
-     * @return array
+     * @return string[]
      */
     public function get_status_list()
     {
@@ -272,7 +272,7 @@ 
     /**
      * @param int $id
      *
-     * @return bool
+     * @return null|false
      */
     public function delete($id)
     {

Spacing +8 added lines, -8 removed lines

@@ -63,7 +63,7 @@ 
                     case 'updated_at':
                         break;
                     case 'name':
-                        $val .= ' ' . get_lang('CopyLabelSuffix');
+                        $val .= ' '.get_lang('CopyLabelSuffix');
                         $new[$key] = $val;
                         break;
                     case 'created_at':
@@ -72,7 +72,7 @@ 
                         break;
                     case 'career_id':
                         if (!empty($career_id)) {
-                            $val = (int)$career_id;
+                            $val = (int) $career_id;
                         }
                         $new[$key] = $val;
                         break;
@@ -160,22 +160,22 @@ 
     {
         // Action links
         echo '<div class="actions" style="margin-bottom:20px">';
-        echo '<a href="career_dashboard.php">' . Display::return_icon('back.png',
-                get_lang('Back'), '', '32') . '</a>';
-        echo '<a href="' . api_get_self() . '?action=add">' .
+        echo '<a href="career_dashboard.php">'.Display::return_icon('back.png',
+                get_lang('Back'), '', '32').'</a>';
+        echo '<a href="'.api_get_self().'?action=add">'.
             Display::return_icon(
                 'new_promotion.png',
                 get_lang('Add'),
                 '',
                 '32'
-            ) . '</a>';
-        echo '<a href="' . api_get_path(WEB_CODE_PATH) . 'session/session_add.php">' .
+            ).'</a>';
+        echo '<a href="'.api_get_path(WEB_CODE_PATH).'session/session_add.php">'.
             Display::return_icon(
                 'new_session.png',
                 get_lang('AddSession'),
                 '',
                 '32'
-            ) . '</a>';
+            ).'</a>';
         echo '</div>';
         echo Display::grid_html('promotions');
     }

main/inc/lib/rights.lib.php

Doc Comments +4 added lines

@@ -15,6 +15,10 @@
 
 	// warning the goal of this function is to enforce rights managment in Chamilo
 	// thus default return value is always true
+
+	/**
+	 * @param string $handler
+	 */
 	public static function hasRight($handler) {
 		if (array_key_exists($handler, self::$rights_cache))
 			return self::$rights_cache[$handler];

Indentation +33 added lines, -33 removed lines

@@ -5,42 +5,42 @@
  * @deprecated Don't use this class
  */
 class Rights {
-	private static $rights_cache = array();
-	private static $rights = array (
-		'show_tabs:reports' =>
-			array (
-				'type' => 'const',
-				'const' => 'true' )
-		);
+    private static $rights_cache = array();
+    private static $rights = array (
+        'show_tabs:reports' =>
+            array (
+                'type' => 'const',
+                'const' => 'true' )
+        );
 
-	// warning the goal of this function is to enforce rights managment in Chamilo
-	// thus default return value is always true
-	public static function hasRight($handler) {
-		if (array_key_exists($handler, self::$rights_cache))
-			return self::$rights_cache[$handler];
+    // warning the goal of this function is to enforce rights managment in Chamilo
+    // thus default return value is always true
+    public static function hasRight($handler) {
+        if (array_key_exists($handler, self::$rights_cache))
+            return self::$rights_cache[$handler];
 
-		if (!array_key_exists($handler, self::$rights))
-			return true; // handler does not exists
+        if (!array_key_exists($handler, self::$rights))
+            return true; // handler does not exists
 
-		if (self::$rights[$handler]['type'] == 'sql') {
-			$result = Database::query(self::$rights[$handler]['sql']);
-			if (Database::num_rows($result) > 0)
-				$result = true;
-			else
-				$result = false;
-		} else if (self::$rights[$handler]['type'] == 'const')
-			$result = self::$rights[$handler]['const'];
-		else if (self::$rights[$handler]['type'] == 'func')
-			$result = self::$rights[$handler]['func']();
-		else // handler type not implemented
-			return true;
-		self::$rights_cache[$handler] = $result;
-		return $result;
-	}
+        if (self::$rights[$handler]['type'] == 'sql') {
+            $result = Database::query(self::$rights[$handler]['sql']);
+            if (Database::num_rows($result) > 0)
+                $result = true;
+            else
+                $result = false;
+        } else if (self::$rights[$handler]['type'] == 'const')
+            $result = self::$rights[$handler]['const'];
+        else if (self::$rights[$handler]['type'] == 'func')
+            $result = self::$rights[$handler]['func']();
+        else // handler type not implemented
+            return true;
+        self::$rights_cache[$handler] = $result;
+        return $result;
+    }
 
-	public static function hasRightClosePageWithError($handler) {
-		if (hasRight($handler) == false)
-			die("You are not allowed here"); //FIXME
-	}
+    public static function hasRightClosePageWithError($handler) {
+        if (hasRight($handler) == false)
+            die("You are not allowed here"); //FIXME
+    }
 
 }

Spacing +2 added lines, -2 removed lines

@@ -6,9 +6,9 @@
  */
 class Rights {
 	private static $rights_cache = array();
-	private static $rights = array (
+	private static $rights = array(
 		'show_tabs:reports' =>
-			array (
+			array(
 				'type' => 'const',
 				'const' => 'true' )
 		);

Braces +23 added lines, -15 removed lines

@@ -16,31 +16,39 @@
 	// warning the goal of this function is to enforce rights managment in Chamilo
 	// thus default return value is always true
 	public static function hasRight($handler) {
-		if (array_key_exists($handler, self::$rights_cache))
-			return self::$rights_cache[$handler];
+		if (array_key_exists($handler, self::$rights_cache)) {
+					return self::$rights_cache[$handler];
+		}
 
-		if (!array_key_exists($handler, self::$rights))
-			return true; // handler does not exists
+		if (!array_key_exists($handler, self::$rights)) {
+					return true;
+		}
+		// handler does not exists
 
 		if (self::$rights[$handler]['type'] == 'sql') {
 			$result = Database::query(self::$rights[$handler]['sql']);
-			if (Database::num_rows($result) > 0)
-				$result = true;
-			else
-				$result = false;
-		} else if (self::$rights[$handler]['type'] == 'const')
-			$result = self::$rights[$handler]['const'];
-		else if (self::$rights[$handler]['type'] == 'func')
-			$result = self::$rights[$handler]['func']();
-		else // handler type not implemented
+			if (Database::num_rows($result) > 0) {
+							$result = true;
+			} else {
+							$result = false;
+			}
+		} else if (self::$rights[$handler]['type'] == 'const') {
+					$result = self::$rights[$handler]['const'];
+		} else if (self::$rights[$handler]['type'] == 'func') {
+					$result = self::$rights[$handler]['func']();
+		} else {
+		    // handler type not implemented
 			return true;
+		}
 		self::$rights_cache[$handler] = $result;
 		return $result;
 	}
 
 	public static function hasRightClosePageWithError($handler) {
-		if (hasRight($handler) == false)
-			die("You are not allowed here"); //FIXME
+		if (hasRight($handler) == false) {
+					die("You are not allowed here");
+		}
+		//FIXME
 	}
 
 }

main/inc/lib/search/ChamiloIndexer.class.php

Doc Comments +4 added lines

@@ -71,6 +71,10 @@
 
     /**
      * Get the terms stored at database
+     * @param string $prefix
+     * @param string $course_code
+     * @param string $tool_id
+     * @param integer $ref_id
      * @return  array Array of terms
      */
     function get_terms_on_db($prefix, $course_code, $tool_id, $ref_id) {

Spacing +5 added lines, -5 removed lines

@@ -7,7 +7,7 @@ 
 /**
  * code
  */
-require_once dirname(__FILE__) . '/../../global.inc.php';
+require_once dirname(__FILE__).'/../../global.inc.php';
 include_once 'xapian/XapianIndexer.class.php';
 
 /**
@@ -39,7 +39,7 @@ 
         if ((count(array_diff($terms, $stored_terms)) == 0) && (count(array_diff($stored_terms, $terms)) == 0))
             return FALSE;
 
-        require_once api_get_path(LIBRARY_PATH) . 'search/xapian/XapianQuery.php';
+        require_once api_get_path(LIBRARY_PATH).'search/xapian/XapianQuery.php';
 
         // compare terms
         $doc = $this->get_document($search_did);
@@ -55,10 +55,10 @@ 
 
         // save it to search engine
         foreach ($missing_terms as $term) {
-            $this->add_term_to_doc($prefix . $term, $doc);
+            $this->add_term_to_doc($prefix.$term, $doc);
         }
         foreach ($deprecated_terms as $term) {
-            $this->remove_term_from_doc($prefix . $term, $doc);
+            $this->remove_term_from_doc($prefix.$term, $doc);
         }
 
         // don't do anything if no change
@@ -74,7 +74,7 @@ 
      * @return  array Array of terms
      */
     function get_terms_on_db($prefix, $course_code, $tool_id, $ref_id) {
-        require_once api_get_path(LIBRARY_PATH) . 'specific_fields_manager.lib.php';
+        require_once api_get_path(LIBRARY_PATH).'specific_fields_manager.lib.php';
         $terms = get_specific_field_values_list_by_prefix($prefix, $course_code, $tool_id, $ref_id);
         $prefix_terms = array();
         foreach ($terms as $term) {

Braces +6 added lines, -4 removed lines

@@ -36,8 +36,9 @@ 
         $stored_terms = $this->get_terms_on_db($prefix, $course_code, $tool_id, $ref_id_high_level);
 
         // don't do anything if no change, verify only at DB, not the search engine
-        if ((count(array_diff($terms, $stored_terms)) == 0) && (count(array_diff($stored_terms, $terms)) == 0))
-            return FALSE;
+        if ((count(array_diff($terms, $stored_terms)) == 0) && (count(array_diff($stored_terms, $terms)) == 0)) {
+                    return FALSE;
+        }
 
         require_once api_get_path(LIBRARY_PATH) . 'search/xapian/XapianQuery.php';
 
@@ -45,8 +46,9 @@ 
         $doc = $this->get_document($search_did);
         $xapian_terms = xapian_get_doc_terms($doc, $prefix);
         $xterms = array();
-        foreach ($xapian_terms as $xapian_term)
-            $xterms[] = substr($xapian_term['name'], 1);
+        foreach ($xapian_terms as $xapian_term) {
+                    $xterms[] = substr($xapian_term['name'], 1);
+        }
 
         $dterms = $terms;
 

main/inc/lib/search/ChamiloQuery.php

Doc Comments +4 added lines, -1 removed lines

@@ -23,6 +23,9 @@ 
     return chamilo_preprocess_results($results);
 }
 
+/**
+ * @param string $query_string
+ */
 function chamilo_query_simple_query($query_string, $offset=0, $length=10, $extra=NULL) {
     return xapian_query($query_string, NULL, $offset, $length, $extra);
 }
@@ -30,7 +33,7 @@ 
 /**
  * Wrapper for getting boolean queries
  *
- * @param   string    $query_string   The term string
+ * @param string $term
  */
 function chamilo_get_boolean_query($term) {
   return xapian_get_boolean_query($term);

Spacing +6 added lines, -6 removed lines

@@ -18,12 +18,12 @@ 
  * @param   array     extra           Extra queries to join with. Optional
  * @return  array
  */
-function chamilo_query_query($query_string, $offset=0, $length=10, $extra=NULL) {
+function chamilo_query_query($query_string, $offset = 0, $length = 10, $extra = NULL) {
     list($count, $results) = xapian_query($query_string, NULL, $offset, $length, $extra);
     return chamilo_preprocess_results($results);
 }
 
-function chamilo_query_simple_query($query_string, $offset=0, $length=10, $extra=NULL) {
+function chamilo_query_simple_query($query_string, $offset = 0, $length = 10, $extra = NULL) {
     return xapian_query($query_string, NULL, $offset, $length, $extra);
 }
 
@@ -42,7 +42,7 @@ 
 function chamilo_preprocess_results($results) {
     // group by toolid
     $results_by_tool = array();
-    if (count($results)>0) {
+    if (count($results) > 0) {
 
 	    foreach ($results as $key => $row) {
 	        $results_by_tool[$row['toolid']][] = $row;
@@ -50,8 +50,8 @@ 
 
 	    $processed_results = array();
 	    foreach ($results_by_tool as $toolid => $rows) {
-	        $tool_processor_class = $toolid .'_processor';
-	        $tool_processor_path = api_get_path(LIBRARY_PATH) .'search/tool_processors/'. $tool_processor_class .'.class.php';
+	        $tool_processor_class = $toolid.'_processor';
+	        $tool_processor_path = api_get_path(LIBRARY_PATH).'search/tool_processors/'.$tool_processor_class.'.class.php';
 	        if (file_exists($tool_processor_path)) {
 	            require_once($tool_processor_path);
 	            $tool_processor = new $tool_processor_class($rows);
@@ -71,6 +71,6 @@ 
  * @param string $op
  * @return XapianQuery query joined
  */
-function chamilo_join_queries($query1, $query2=NULL, $op='or') {
+function chamilo_join_queries($query1, $query2 = NULL, $op = 'or') {
 	return xapian_join_queries($query1, $query2, $op);
 }

Indentation +16 added lines, -16 removed lines

@@ -33,7 +33,7 @@ 
  * @param   string    $query_string   The term string
  */
 function chamilo_get_boolean_query($term) {
-  return xapian_get_boolean_query($term);
+    return xapian_get_boolean_query($term);
 }
 
 /**
@@ -44,22 +44,22 @@ 
     $results_by_tool = array();
     if (count($results)>0) {
 
-	    foreach ($results as $key => $row) {
-	        $results_by_tool[$row['toolid']][] = $row;
-	    }
+        foreach ($results as $key => $row) {
+            $results_by_tool[$row['toolid']][] = $row;
+        }
 
-	    $processed_results = array();
-	    foreach ($results_by_tool as $toolid => $rows) {
-	        $tool_processor_class = $toolid .'_processor';
-	        $tool_processor_path = api_get_path(LIBRARY_PATH) .'search/tool_processors/'. $tool_processor_class .'.class.php';
-	        if (file_exists($tool_processor_path)) {
-	            require_once($tool_processor_path);
-	            $tool_processor = new $tool_processor_class($rows);
-	            $processed_results = array_merge($tool_processor->process(), $processed_results);
-	        }
-	    }
+        $processed_results = array();
+        foreach ($results_by_tool as $toolid => $rows) {
+            $tool_processor_class = $toolid .'_processor';
+            $tool_processor_path = api_get_path(LIBRARY_PATH) .'search/tool_processors/'. $tool_processor_class .'.class.php';
+            if (file_exists($tool_processor_path)) {
+                require_once($tool_processor_path);
+                $tool_processor = new $tool_processor_class($rows);
+                $processed_results = array_merge($tool_processor->process(), $processed_results);
+            }
+        }
 
-	    return array(count($processed_results), $processed_results);
+        return array(count($processed_results), $processed_results);
     }
 }
 
@@ -72,5 +72,5 @@ 
  * @return XapianQuery query joined
  */
 function chamilo_join_queries($query1, $query2=NULL, $op='or') {
-	return xapian_join_queries($query1, $query2, $op);
+    return xapian_join_queries($query1, $query2, $op);
 }

main/inc/lib/search/search_widget.php

Doc Comments +2 added lines

@@ -273,6 +273,8 @@
 
 /**
  * Show search form
+ * @param string $action
+ * @param boolean $show_thesaurus
  */
 function display_search_form($action, $show_thesaurus, $sf_terms, $op) {
     $type = (!empty($_REQUEST['type'])? htmlentities($_REQUEST['type']): 'normal');

Braces +12 added lines, -5 removed lines

@@ -48,7 +48,9 @@ 
 
     foreach ($sf_term_array as $raw_term) {
         $term = substr($raw_term, 1);
-        if (empty($term)) continue;
+        if (empty($term)) {
+            continue;
+        }
         $html_term = htmlspecialchars($term, ENT_QUOTES, $charset);
         $selected = '';
         if (!empty($_REQUEST['sf_'.$prefix]) && is_array($_REQUEST['sf_'.$prefix]) && in_array($term,$_REQUEST['sf_'.$prefix])) {
@@ -69,7 +71,9 @@ 
     $max = count($sf_terms);
     $multiple_selects .='';
     foreach ($sf_terms as $prefix => $sf_term_array) {
-        if ($prefix == $prefilter_prefix) continue;
+        if ($prefix == $prefilter_prefix) {
+            continue;
+        }
         $multiple_select = '';
         if ($i>0) {
             //print "+" image
@@ -342,9 +346,10 @@ 
 
 	// Tool introduction
     // TODO: Settings for the online editor to be checked (insert an image for example). Probably this is a special case here.
-    if (api_get_course_id() !== -1)
-    if (!empty($groupId)) {
+    if (api_get_course_id() !== -1) {
+        if (!empty($groupId)) {
         Display::display_introduction_section(TOOL_SEARCH.$groupId);
+    }
     } else {
         Display::display_introduction_section(TOOL_SEARCH);
     }
@@ -366,7 +371,9 @@ 
                     break;
                 }
             }
-            if ($thesaurus_decided) break;
+            if ($thesaurus_decided) {
+                break;
+            }
         }
     }
 

Indentation +21 added lines, -21 removed lines

@@ -30,7 +30,7 @@ 
  * Get one term html select
  */
 function format_one_specific_field_select($prefix, $sf_term_array, $op, $extra_select_attr='size="7" class="sf-select-multiple"') {
-	global $charset;
+    global $charset;
     $multiple_select = '<select '. $extra_select_attr .' title="'. $prefix .'" id="sf-'. $prefix .'" name="sf_'. $prefix .'[]">';
 
     $all_selected = '';
@@ -119,20 +119,20 @@ 
      * could not send a form in pagination
      */
 
-	if (isset($_GET['action']) && strcmp(trim($_GET['action']),'search')===0) {
-		$action='index.php';
-	}
-	$navigator_info = api_get_navigator();
+    if (isset($_GET['action']) && strcmp(trim($_GET['action']),'search')===0) {
+        $action='index.php';
+    }
+    $navigator_info = api_get_navigator();
 
-	if ($navigator_info['name']=='Internet Explorer' &&  $navigator_info['version']=='6') {
-		$submit_button1	= '<input type="submit" id="submit" value="'. get_lang('Search') .'" />';
-		$submit_button2 = '<input class="lower-submit" type="submit" value="'. get_lang('Search') .'" />';
+    if ($navigator_info['name']=='Internet Explorer' &&  $navigator_info['version']=='6') {
+        $submit_button1	= '<input type="submit" id="submit" value="'. get_lang('Search') .'" />';
+        $submit_button2 = '<input class="lower-submit" type="submit" value="'. get_lang('Search') .'" />';
         $reset_button 	= '<input type="submit" id="tags-clean" value="'. get_lang('SearchResetKeywords') .'" />';
-	} else {
-		$submit_button1 = '<button class="search" type="submit" id="submit" value="'. get_lang("Search") .'" /> '. get_lang('Search') .'</button>';
-		$submit_button2 = '<button class="search" type="submit" value="'. get_lang('Search') .'" />'. get_lang('Search') .'</button>';
+    } else {
+        $submit_button1 = '<button class="search" type="submit" id="submit" value="'. get_lang("Search") .'" /> '. get_lang('Search') .'</button>';
+        $submit_button2 = '<button class="search" type="submit" value="'. get_lang('Search') .'" />'. get_lang('Search') .'</button>';
         $reset_button 	= '<button class="save"   type="submit" id="tags-clean" value="'. get_lang('SearchResetKeywords') .'" />'. get_lang('SearchResetKeywords') .'</button> ';
-	}
+    }
 
     $form = '<form id="chamilo_search" action="'. $action .'" method="GET">
             <input type="text" id="query" name="query" size="40" value="'.stripslashes(Security::remove_XSS($_REQUEST['query'])).'" />
@@ -197,9 +197,9 @@ 
      * SortableTableFromArray pagination is done with simple links, so now we
      * could not send a form in pagination
      */
-	if (isset($_GET['action']) && strcmp(trim($_GET['action']),'search')===0) {
-		$action='index.php';
-	}
+    if (isset($_GET['action']) && strcmp(trim($_GET['action']),'search')===0) {
+        $action='index.php';
+    }
 
     $form = '
         <form id="chamilo_search" action="'. $action .'" method="GET">
@@ -264,7 +264,7 @@ 
                         </table>
                     </div>';
         }
-       $form .= '
+        $form .= '
         </form>
         <br style="clear: both;"/>';
 
@@ -322,10 +322,10 @@ 
         foreach ($specific_fields as $specific_field) {
             $temp = array();
             if (is_array($dkterms) && count($dkterms)>0) {
-            	foreach($dkterms[1] as $obj) {
-                	$temp = array_merge($obj['sf-'.$specific_field['code']], $temp);
-            	}
-        	}
+                foreach($dkterms[1] as $obj) {
+                    $temp = array_merge($obj['sf-'.$specific_field['code']], $temp);
+                }
+            }
             $sf_terms[$specific_field['code']] = $temp;
             $url_params[] = 'sf_'.$specific_field['code'];
             unset($temp);
@@ -340,7 +340,7 @@ 
     }
     echo '<h2>'.get_lang('Search').'</h2>';
 
-	// Tool introduction
+    // Tool introduction
     // TODO: Settings for the online editor to be checked (insert an image for example). Probably this is a special case here.
     if (api_get_course_id() !== -1)
     if (!empty($groupId)) {

Spacing +68 added lines, -68 removed lines

@@ -7,7 +7,7 @@ 
 /**
  * Code
  */
-require_once dirname(__FILE__) . '/IndexableChunk.class.php';
+require_once dirname(__FILE__).'/IndexableChunk.class.php';
 require_once api_get_path(LIBRARY_PATH).'specific_fields_manager.lib.php';
 
 /**
@@ -29,13 +29,13 @@ 
 /**
  * Get one term html select
  */
-function format_one_specific_field_select($prefix, $sf_term_array, $op, $extra_select_attr='size="7" class="sf-select-multiple"') {
+function format_one_specific_field_select($prefix, $sf_term_array, $op, $extra_select_attr = 'size="7" class="sf-select-multiple"') {
 	global $charset;
-    $multiple_select = '<select '. $extra_select_attr .' title="'. $prefix .'" id="sf-'. $prefix .'" name="sf_'. $prefix .'[]">';
+    $multiple_select = '<select '.$extra_select_attr.' title="'.$prefix.'" id="sf-'.$prefix.'" name="sf_'.$prefix.'[]">';
 
     $all_selected = '';
-    if (!empty($_REQUEST['sf_'. $prefix]) ) {
-        if (in_array('__all__', $_REQUEST['sf_'. $prefix])) {
+    if (!empty($_REQUEST['sf_'.$prefix])) {
+        if (in_array('__all__', $_REQUEST['sf_'.$prefix])) {
             $all_selected = 'selected="selected"';
         }
     }
@@ -44,17 +44,17 @@ 
     } else if ($op == 'or') {
         $all_selected_name = get_lang('Any');
     }
-    $multiple_select .= '<option value="__all__" '. $all_selected .' >-- '. $all_selected_name .' --</option>';
+    $multiple_select .= '<option value="__all__" '.$all_selected.' >-- '.$all_selected_name.' --</option>';
 
     foreach ($sf_term_array as $raw_term) {
         $term = substr($raw_term, 1);
         if (empty($term)) continue;
         $html_term = htmlspecialchars($term, ENT_QUOTES, $charset);
         $selected = '';
-        if (!empty($_REQUEST['sf_'.$prefix]) && is_array($_REQUEST['sf_'.$prefix]) && in_array($term,$_REQUEST['sf_'.$prefix])) {
+        if (!empty($_REQUEST['sf_'.$prefix]) && is_array($_REQUEST['sf_'.$prefix]) && in_array($term, $_REQUEST['sf_'.$prefix])) {
             $selected = 'selected="selected"';
         }
-        $multiple_select .= '<option value="'. $html_term .'" '.$selected.'>'. $html_term .'</option>';
+        $multiple_select .= '<option value="'.$html_term.'" '.$selected.'>'.$html_term.'</option>';
     }
     $multiple_select .= '</select>';
     return $multiple_select;
@@ -63,15 +63,15 @@ 
 /**
  * Get terms html selects
  */
-function format_specific_fields_selects($sf_terms, $op, $prefilter_prefix='') {
+function format_specific_fields_selects($sf_terms, $op, $prefilter_prefix = '') {
     // Process each prefix type term
     $i = 0;
     $max = count($sf_terms);
-    $multiple_selects ='';
+    $multiple_selects = '';
     foreach ($sf_terms as $prefix => $sf_term_array) {
         if ($prefix == $prefilter_prefix) continue;
         $multiple_select = '';
-        if ($i>0) {
+        if ($i > 0) {
             //print "+" image
             $multiple_select .= '<td><img class="sf-select-splitter" src="../img/search-big-plus.gif" alt="plus-sign-decoration"/></td>';
         }
@@ -89,9 +89,9 @@ 
 
         $sf_copy = $sf_term_array;
         // get specific field name
-        $sf_value = get_specific_field_list(array( 'code' => "'$prefix'" ));
+        $sf_value = get_specific_field_list(array('code' => "'$prefix'"));
         $sf_value = array_shift($sf_value);
-        $multiple_select .= '<td><label class="sf-select-multiple-title" for="sf_'. $prefix .'[]">' . $sf_value['name'].'</label><br />';
+        $multiple_select .= '<td><label class="sf-select-multiple-title" for="sf_'.$prefix.'[]">'.$sf_value['name'].'</label><br />';
         $multiple_select .= format_one_specific_field_select($prefix, $sf_term_array, $op, 'multiple="multiple" size="7" class="sf-select-multiple"');
         $multiple_select .= '</td>';
         $multiple_selects .= $multiple_select;
@@ -107,11 +107,11 @@ 
  */
 function search_widget_normal_form($action, $show_thesaurus, $sf_terms, $op) {
     $thesaurus_icon = Display::return_icon('thesaurus.gif', get_lang('SearchAdvancedOptions'), array('id'=>'thesaurus-icon'));
-    $advanced_options = '<a id="tags-toggle" href="#">'.  get_lang('SearchAdvancedOptions') .'</a>';
-    $display_thesaurus = ($show_thesaurus==true? 'block': 'none');
-    $help = '<h3>'. get_lang('SearchKeywordsHelpTitle') .'</h3>'. get_lang('SearchKeywordsHelpComment');
-    $mode = (!empty($_REQUEST['mode'])? htmlentities($_REQUEST['mode']): 'gallery');
-    $type = (!empty($_REQUEST['type'])? htmlentities($_REQUEST['type']): 'normal');
+    $advanced_options = '<a id="tags-toggle" href="#">'.get_lang('SearchAdvancedOptions').'</a>';
+    $display_thesaurus = ($show_thesaurus == true ? 'block' : 'none');
+    $help = '<h3>'.get_lang('SearchKeywordsHelpTitle').'</h3>'.get_lang('SearchKeywordsHelpComment');
+    $mode = (!empty($_REQUEST['mode']) ? htmlentities($_REQUEST['mode']) : 'gallery');
+    $type = (!empty($_REQUEST['type']) ? htmlentities($_REQUEST['type']) : 'normal');
 
     /**
      * POST avoid long urls, but we are using GET because
@@ -119,36 +119,36 @@ 
      * could not send a form in pagination
      */
 
-	if (isset($_GET['action']) && strcmp(trim($_GET['action']),'search')===0) {
-		$action='index.php';
+	if (isset($_GET['action']) && strcmp(trim($_GET['action']), 'search') === 0) {
+		$action = 'index.php';
 	}
 	$navigator_info = api_get_navigator();
 
-	if ($navigator_info['name']=='Internet Explorer' &&  $navigator_info['version']=='6') {
-		$submit_button1	= '<input type="submit" id="submit" value="'. get_lang('Search') .'" />';
-		$submit_button2 = '<input class="lower-submit" type="submit" value="'. get_lang('Search') .'" />';
-        $reset_button 	= '<input type="submit" id="tags-clean" value="'. get_lang('SearchResetKeywords') .'" />';
+	if ($navigator_info['name'] == 'Internet Explorer' && $navigator_info['version'] == '6') {
+		$submit_button1	= '<input type="submit" id="submit" value="'.get_lang('Search').'" />';
+		$submit_button2 = '<input class="lower-submit" type="submit" value="'.get_lang('Search').'" />';
+        $reset_button = '<input type="submit" id="tags-clean" value="'.get_lang('SearchResetKeywords').'" />';
 	} else {
-		$submit_button1 = '<button class="search" type="submit" id="submit" value="'. get_lang("Search") .'" /> '. get_lang('Search') .'</button>';
-		$submit_button2 = '<button class="search" type="submit" value="'. get_lang('Search') .'" />'. get_lang('Search') .'</button>';
-        $reset_button 	= '<button class="save"   type="submit" id="tags-clean" value="'. get_lang('SearchResetKeywords') .'" />'. get_lang('SearchResetKeywords') .'</button> ';
+		$submit_button1 = '<button class="search" type="submit" id="submit" value="'.get_lang("Search").'" /> '.get_lang('Search').'</button>';
+		$submit_button2 = '<button class="search" type="submit" value="'.get_lang('Search').'" />'.get_lang('Search').'</button>';
+        $reset_button = '<button class="save"   type="submit" id="tags-clean" value="'.get_lang('SearchResetKeywords').'" />'.get_lang('SearchResetKeywords').'</button> ';
 	}
 
     $query = isset($_REQUEST['query']) ? Security::remove_XSS($_REQUEST['query']) : null;
 
-    $form = '<form id="chamilo_search" action="'. $action .'" method="GET">
-            <input type="text" id="query" name="query" size="40" value="' . $query . '" />
-            <input type="hidden" name="mode" value="'. $mode .'"/>
-            <input type="hidden" name="type" value="'. $type .'"/>
+    $form = '<form id="chamilo_search" action="'.$action.'" method="GET">
+            <input type="text" id="query" name="query" size="40" value="' . $query.'" />
+            <input type="hidden" name="mode" value="'. $mode.'"/>
+            <input type="hidden" name="type" value="'. $type.'"/>
             <input type="hidden" name="tablename_page_nr" value="1" />
           	'.$submit_button1.'
             <br /><br />';
     $list = get_specific_field_list();
 
-    if(!empty($list)) {
-        $form .= '<span class="search-links-box">'. $advanced_options .'&nbsp;</span>
-            <div id="tags" class="tags" style="display:'. $display_thesaurus .';">
-                <div class="search-help-box">'. $help .'</div>
+    if (!empty($list)) {
+        $form .= '<span class="search-links-box">'.$advanced_options.'&nbsp;</span>
+            <div id="tags" class="tags" style="display:'. $display_thesaurus.';">
+                <div class="search-help-box">'. $help.'</div>
                 <table>
                 <tr>';
         $form .= format_specific_fields_selects($sf_terms, $op);
@@ -162,9 +162,9 @@ 
         $form .= '</tr>
                     <tr>
                         <td id="operator-select">
-                            '. get_lang('SearchCombineSearchWith') .':<br />
-                            <input type="radio" class="search-operator" name="operator" value="or" '. $or_checked .'>'. api_strtoupper(get_lang('Or')) .'</input>
-                            <input type="radio" class="search-operator" name="operator" value="and" '. $and_checked .'>'. api_strtoupper(get_lang('And')) .'</input>
+                            '. get_lang('SearchCombineSearchWith').':<br />
+                            <input type="radio" class="search-operator" name="operator" value="or" '. $or_checked.'>'.api_strtoupper(get_lang('Or')).'</input>
+                            <input type="radio" class="search-operator" name="operator" value="and" '. $and_checked.'>'.api_strtoupper(get_lang('And')).'</input>
                         </td>
                         <td></td>
                         <td>
@@ -176,7 +176,7 @@ 
                     </table>
                 </div>';
     }
-    $form .='</form>
+    $form .= '</form>
     <br style="clear: both;"/>';
     return $form;
 }
@@ -186,36 +186,36 @@ 
  *
  * This type allow filter all other multiple select terms by one term in a dinamic way
  */
-function search_widget_prefilter_form($action, $show_thesaurus, $sf_terms, $op, $prefilter_prefix=NULL) {
+function search_widget_prefilter_form($action, $show_thesaurus, $sf_terms, $op, $prefilter_prefix = NULL) {
     $thesaurus_icon = Display::return_icon('thesaurus.gif', get_lang('SearchAdvancedOptions'), array('id'=>'thesaurus-icon'));
-    $advanced_options = '<a id="tags-toggle" href="#">'.  get_lang('SearchAdvancedOptions') .'</a>';
-    $display_thesaurus = ($show_thesaurus==true? 'block': 'none');
-    $help = '<h3>'. get_lang('SearchKeywordsHelpTitle') .'</h3>'. get_lang('SearchKeywordsHelpComment');
-    $mode = (!empty($_REQUEST['mode'])? htmlentities($_REQUEST['mode']): 'gallery');
-    $type = (!empty($_REQUEST['type'])? htmlentities($_REQUEST['type']): 'normal');
+    $advanced_options = '<a id="tags-toggle" href="#">'.get_lang('SearchAdvancedOptions').'</a>';
+    $display_thesaurus = ($show_thesaurus == true ? 'block' : 'none');
+    $help = '<h3>'.get_lang('SearchKeywordsHelpTitle').'</h3>'.get_lang('SearchKeywordsHelpComment');
+    $mode = (!empty($_REQUEST['mode']) ? htmlentities($_REQUEST['mode']) : 'gallery');
+    $type = (!empty($_REQUEST['type']) ? htmlentities($_REQUEST['type']) : 'normal');
 
     /**
      * POST avoid long urls, but we are using GET because
      * SortableTableFromArray pagination is done with simple links, so now we
      * could not send a form in pagination
      */
-	if (isset($_GET['action']) && strcmp(trim($_GET['action']),'search')===0) {
-		$action='index.php';
+	if (isset($_GET['action']) && strcmp(trim($_GET['action']), 'search') === 0) {
+		$action = 'index.php';
 	}
 
     $form = '
-        <form id="chamilo_search" action="'. $action .'" method="GET">
+        <form id="chamilo_search" action="'. $action.'" method="GET">
             <input type="text" id="query" name="query" size="40" />
-            <input type="hidden" name="mode" value="'. $mode .'"/>
-            <input type="hidden" name="type" value="'. $type .'"/>
+            <input type="hidden" name="mode" value="'. $mode.'"/>
+            <input type="hidden" name="type" value="'. $type.'"/>
             <input type="hidden" name="tablename_page_nr" value="1" />
-            <input type="submit" id="submit" value="'. get_lang("Search") .'" />
+            <input type="submit" id="submit" value="'. get_lang("Search").'" />
             <br /><br />';
         $list = get_specific_field_list();
-        if(!empty($list)) {
-            $form .=' <span class="search-links-box">'. $thesaurus_icon . $advanced_options .'&nbsp;</span>
-                    <div id="tags" class="tags" style="display:'. $display_thesaurus .';">
-                        <div class="search-help-box">'. $help .'</div>
+        if (!empty($list)) {
+            $form .= ' <span class="search-links-box">'.$thesaurus_icon.$advanced_options.'&nbsp;</span>
+                    <div id="tags" class="tags" style="display:'. $display_thesaurus.';">
+                        <div class="search-help-box">'. $help.'</div>
                         <table>
                         <tr>';
             if (!is_null($prefilter_prefix)) {
@@ -230,9 +230,9 @@ 
                 $sf_term_array = $temp;
 
                 // get specific field name
-                $sf_value = get_specific_field_list(array( 'code' => "'$prefilter_prefix'" ));
+                $sf_value = get_specific_field_list(array('code' => "'$prefilter_prefix'"));
                 $sf_value = array_shift($sf_value);
-                $form .= '<label class="sf-select-multiple-title" for="sf_'. $prefix .'[]">'.$icons_for_search_terms[$prefix].' '.$sf_value['name'].'</label><br />';
+                $form .= '<label class="sf-select-multiple-title" for="sf_'.$prefix.'[]">'.$icons_for_search_terms[$prefix].' '.$sf_value['name'].'</label><br />';
 
                 $form .= format_one_specific_field_select($prefilter_prefix, $sf_term_array, $op, 'id="prefilter"');
                 $form .= format_specific_fields_selects($sf_terms, $op, $prefilter_prefix);
@@ -252,15 +252,15 @@ 
                         </tr>
                         <tr>
                             <td id="operator-select">
-                                '. get_lang('SearchCombineSearchWith') .':<br />
-                                <input type="radio" class="search-operator" name="operator" value="or" '. $or_checked .'>'. api_strtoupper(get_lang('Or')) .'</input>
-                                <input type="radio" class="search-operator" name="operator" value="and" '. $and_checked .'>'. api_strtoupper(get_lang('And')) .'</input>
+                                '. get_lang('SearchCombineSearchWith').':<br />
+                                <input type="radio" class="search-operator" name="operator" value="or" '. $or_checked.'>'.api_strtoupper(get_lang('Or')).'</input>
+                                <input type="radio" class="search-operator" name="operator" value="and" '. $and_checked.'>'.api_strtoupper(get_lang('And')).'</input>
                             </td>
                             <td></td>
                             <td>
                                 <br />
-                                <input class="lower-submit" type="submit" value="'. get_lang('Search') .'" />
-                                <input type="submit" id="tags-clean" value="'. get_lang('SearchResetKeywords') .'" />
+                                <input class="lower-submit" type="submit" value="'. get_lang('Search').'" />
+                                <input type="submit" id="tags-clean" value="'. get_lang('SearchResetKeywords').'" />
                             </td>
                         </tr>
                         </table>
@@ -277,7 +277,7 @@ 
  * Show search form
  */
 function display_search_form($action, $show_thesaurus, $sf_terms, $op) {
-    $type = (!empty($_REQUEST['type'])? htmlentities($_REQUEST['type']): 'normal');
+    $type = (!empty($_REQUEST['type']) ? htmlentities($_REQUEST['type']) : 'normal');
 
     switch ($type) {
         case 'prefilter':
@@ -304,7 +304,7 @@ 
  * @param   string $action     Just in case your action is not
  * index.php
  */
-function search_widget_show($action='index.php')
+function search_widget_show($action = 'index.php')
 {
     require_once api_get_path(LIBRARY_PATH).'search/ChamiloQuery.php';
     // TODO: load images dinamically when they're avalaible from specific field ui to add
@@ -317,14 +317,14 @@ 
     if (($cid = api_get_course_id()) != -1) { // with cid
 
         // get search engine terms
-        $course_filter = chamilo_get_boolean_query(XAPIAN_PREFIX_COURSEID . $cid);
+        $course_filter = chamilo_get_boolean_query(XAPIAN_PREFIX_COURSEID.$cid);
         $dkterms = chamilo_query_simple_query('', 0, 1000, array($course_filter));
 
         //prepare specific fields names (and also get possible URL param names)
         foreach ($specific_fields as $specific_field) {
             $temp = array();
-            if (is_array($dkterms) && count($dkterms)>0) {
-            	foreach($dkterms[1] as $obj) {
+            if (is_array($dkterms) && count($dkterms) > 0) {
+            	foreach ($dkterms[1] as $obj) {
                 	$temp = array_merge($obj['sf-'.$specific_field['code']], $temp);
             	}
         	}
@@ -352,7 +352,7 @@ 
     }
 
     $op = 'or';
-    if (!empty($_REQUEST['operator']) && in_array($op,array('or','and'))) {
+    if (!empty($_REQUEST['operator']) && in_array($op, array('or', 'and'))) {
         $op = $_REQUEST['operator'];
     }