chamilo / chamilo-lms

main/inc/lib/surveymanager.lib.php

Spacing +12 added lines, -12 removed lines

@@ -19,7 +19,7 @@ 
     {
         // Database table definitions
         $table_survey = Database :: get_course_table(TABLE_SURVEY);
-        $table_survey_question 	= Database :: get_course_table(TABLE_SURVEY_QUESTION);
+        $table_survey_question = Database :: get_course_table(TABLE_SURVEY_QUESTION);
         $table_user = Database :: get_main_table(TABLE_MAIN_USER);
 
         // searching
@@ -45,23 +45,23 @@ 
 				GROUP BY survey.survey_id";
 
         $res = Database::query($sql);
-        $surveys_parents = array ();
+        $surveys_parents = array();
         $refs = array();
         $list = array();
-        $plain_array=array();
+        $plain_array = array();
 
-        while ($survey = Database::fetch_array($res,'ASSOC')) {
-            $plain_array[$survey['survey_id']]=$survey;
-            $surveys_parents[]=$survey['survey_version'];
-            $thisref = &$refs[ $survey['survey_id'] ];
+        while ($survey = Database::fetch_array($res, 'ASSOC')) {
+            $plain_array[$survey['survey_id']] = $survey;
+            $surveys_parents[] = $survey['survey_version'];
+            $thisref = &$refs[$survey['survey_id']];
             $thisref['parent_id'] = $survey['parent_id'];
             $thisref['name'] = $survey['name'];
             $thisref['id'] = $survey['survey_id'];
             $thisref['survey_version'] = $survey['survey_version'];
             if ($survey['parent_id'] == 0) {
-                $list[ $survey['survey_id'] ] = &$thisref;
+                $list[$survey['survey_id']] = &$thisref;
             } else {
-                $refs[ $survey['parent_id'] ]['children'][ $survey['survey_id'] ] = &$thisref;
+                $refs[$survey['parent_id']]['children'][$survey['survey_id']] = &$thisref;
             }
         }
         $this->surveylist = $list;
@@ -80,7 +80,7 @@ 
     public function getParentId($id)
     {
         $node = $this->plainsurveylist[$id];
-        if (is_array($node)&& !empty($node['parent_id'])) {
+        if (is_array($node) && !empty($node['parent_id'])) {
             return $node['parent_id'];
         } else {
             return -1;
@@ -100,12 +100,12 @@ 
         if (is_array($list)) {
             foreach ($list as $key => $node) {
                 if (isset($node['children']) && is_array($node['children'])) {
-                    $result[$key]= $node['name'];
+                    $result[$key] = $node['name'];
                     $re = self::createList($node['children']);
                     if (!empty($re)) {
                         if (is_array($re)) {
                             foreach ($re as $key => $r) {
-                                $result[$key] = '' . $r;
+                                $result[$key] = ''.$r;
                             }
                         } else {
                             $result[] = $re;

main/inc/lib/notebook.lib.php

Spacing +25 added lines, -25 removed lines

@@ -29,7 +29,7 @@ 
         return "<script>
 				function confirmation (name)
 				{
-					if (confirm(\" " . get_lang("NoteConfirmDelete") . " \"+ name + \" ?\"))
+					if (confirm(\" " . get_lang("NoteConfirmDelete")." \"+ name + \" ?\"))
 						{return true;}
 					else
 						{return false;}
@@ -107,7 +107,7 @@ 
                 description 		AS note_comment,
                 session_id			AS session_id
                FROM $t_notebook
-               WHERE c_id = $course_id AND notebook_id = '" . intval($notebook_id) . "' ";
+               WHERE c_id = $course_id AND notebook_id = '".intval($notebook_id)."' ";
         $result = Database::query($sql);
         if (Database::num_rows($result) != 1) {
             return array();
@@ -181,8 +181,8 @@ 
         $sql = "DELETE FROM $t_notebook
                 WHERE
                     c_id = $course_id AND
-                    notebook_id='" . intval($notebook_id) . "' AND
-                    user_id = '" . api_get_user_id() . "'";
+                    notebook_id='".intval($notebook_id)."' AND
+                    user_id = '" . api_get_user_id()."'";
         $result = Database::query($sql);
         $affected_rows = Database::affected_rows($result);
         if ($affected_rows != 1) {
@@ -220,22 +220,22 @@ 
         echo '<div class="actions">';
         if (!api_is_anonymous()) {
             if (api_get_session_id() == 0)
-                echo '<a href="index.php?' . api_get_cidreq() . '&action=addnote">' .
-                    Display::return_icon('new_note.png', get_lang('NoteAddNew'), '', '32') . '</a>';
+                echo '<a href="index.php?'.api_get_cidreq().'&action=addnote">'.
+                    Display::return_icon('new_note.png', get_lang('NoteAddNew'), '', '32').'</a>';
             elseif (api_is_allowed_to_session_edit(false, true)) {
-                echo '<a href="index.php?' . api_get_cidreq() . '&action=addnote">' .
-                    Display::return_icon('new_note.png', get_lang('NoteAddNew'), '', '32') . '</a>';
+                echo '<a href="index.php?'.api_get_cidreq().'&action=addnote">'.
+                    Display::return_icon('new_note.png', get_lang('NoteAddNew'), '', '32').'</a>';
             }
         } else {
-            echo '<a href="javascript:void(0)">' . Display::return_icon('new_note.png', get_lang('NoteAddNew'), '', '32') . '</a>';
+            echo '<a href="javascript:void(0)">'.Display::return_icon('new_note.png', get_lang('NoteAddNew'), '', '32').'</a>';
         }
 
-        echo '<a href="index.php?' . api_get_cidreq() . '&action=changeview&view=creation_date&direction=' . $link_sort_direction . '">' .
-            Display::return_icon('notes_order_by_date_new.png', get_lang('OrderByCreationDate'), '', '32') . '</a>';
-        echo '<a href="index.php?' . api_get_cidreq() . '&action=changeview&view=update_date&direction=' . $link_sort_direction . '">' .
-            Display::return_icon('notes_order_by_date_mod.png', get_lang('OrderByModificationDate'), '', '32') . '</a>';
-        echo '<a href="index.php?' . api_get_cidreq() . '&action=changeview&view=title&direction=' . $link_sort_direction . '">' .
-            Display::return_icon('notes_order_by_title.png', get_lang('OrderByTitle'), '', '32') . '</a>';
+        echo '<a href="index.php?'.api_get_cidreq().'&action=changeview&view=creation_date&direction='.$link_sort_direction.'">'.
+            Display::return_icon('notes_order_by_date_new.png', get_lang('OrderByCreationDate'), '', '32').'</a>';
+        echo '<a href="index.php?'.api_get_cidreq().'&action=changeview&view=update_date&direction='.$link_sort_direction.'">'.
+            Display::return_icon('notes_order_by_date_mod.png', get_lang('OrderByModificationDate'), '', '32').'</a>';
+        echo '<a href="index.php?'.api_get_cidreq().'&action=changeview&view=title&direction='.$link_sort_direction.'">'.
+            Display::return_icon('notes_order_by_title.png', get_lang('OrderByTitle'), '', '32').'</a>';
         echo '</div>';
 
         if (!isset($_SESSION['notebook_view']) || !in_array($_SESSION['notebook_view'], array('creation_date', 'update_date', 'title'))) {
@@ -246,9 +246,9 @@ 
         $t_notebook = Database :: get_course_table(TABLE_NOTEBOOK);
         $order_by = "";
         if ($_SESSION['notebook_view'] == 'creation_date' || $_SESSION['notebook_view'] == 'update_date') {
-            $order_by = " ORDER BY " . $_SESSION['notebook_view'] . " $sort_direction ";
+            $order_by = " ORDER BY ".$_SESSION['notebook_view']." $sort_direction ";
         } else {
-            $order_by = " ORDER BY " . $_SESSION['notebook_view'] . " $sort_direction ";
+            $order_by = " ORDER BY ".$_SESSION['notebook_view']." $sort_direction ";
         }
 
         //condition for the session
@@ -261,7 +261,7 @@ 
         $sql = "SELECT * FROM $t_notebook
                 WHERE
                     c_id = $course_id AND
-                    user_id = '" . api_get_user_id() . "'
+                    user_id = '".api_get_user_id()."'
                     $condition_session
                     $cond_extra $order_by
                 ";
@@ -274,18 +274,18 @@ 
 
             $updateValue = '';
             if ($row['update_date'] <> $row['creation_date']) {
-                $updateValue = ', ' . get_lang('UpdateDate') . ': ' . date_to_str_ago($update_date) . '&nbsp;&nbsp;<span class="dropbox_date">' . $update_date . '</span>';
+                $updateValue = ', '.get_lang('UpdateDate').': '.date_to_str_ago($update_date).'&nbsp;&nbsp;<span class="dropbox_date">'.$update_date.'</span>';
             }
 
-            $actions = '<a href="' . api_get_self() . '?action=editnote&notebook_id=' . $row['notebook_id'] . '">' .
-                Display::return_icon('edit.png', get_lang('Edit'), '', ICON_SIZE_SMALL) . '</a>';
-            $actions .= '<a href="' . api_get_self() . '?action=deletenote&notebook_id=' . $row['notebook_id'] . '" onclick="return confirmation(\'' . $row['title'] . '\');">' .
-                Display::return_icon('delete.png', get_lang('Delete'), '', ICON_SIZE_SMALL) . '</a>';
+            $actions = '<a href="'.api_get_self().'?action=editnote&notebook_id='.$row['notebook_id'].'">'.
+                Display::return_icon('edit.png', get_lang('Edit'), '', ICON_SIZE_SMALL).'</a>';
+            $actions .= '<a href="'.api_get_self().'?action=deletenote&notebook_id='.$row['notebook_id'].'" onclick="return confirmation(\''.$row['title'].'\');">'.
+                Display::return_icon('delete.png', get_lang('Delete'), '', ICON_SIZE_SMALL).'</a>';
 
             echo Display::panel(
                 $row['description'],
-                $row['title'] . $session_img.' <div class="pull-right">'.$actions.'</div>',
-                get_lang('CreationDate') . ': ' . date_to_str_ago($creation_date) . '&nbsp;&nbsp;<span class="dropbox_date">' . $creation_date . $updateValue."</span>"
+                $row['title'].$session_img.' <div class="pull-right">'.$actions.'</div>',
+                get_lang('CreationDate').': '.date_to_str_ago($creation_date).'&nbsp;&nbsp;<span class="dropbox_date">'.$creation_date.$updateValue."</span>"
             );
         }
     }

main/inc/lib/legal.lib.php

Spacing +20 added lines, -20 removed lines

@@ -44,7 +44,7 @@ 
             Database::insert($legal_table, $params);
 
             return true;
-        } elseif($last['type'] != $type && $language==$last['language_id']) {
+        } elseif ($last['type'] != $type && $language == $last['language_id']) {
             //update
             $id = $last['legal_id'];
             $params = [
@@ -77,7 +77,7 @@ 
 	public static function get_last_condition_version($language)
     {
 		$legal_conditions_table = Database::get_main_table(TABLE_MAIN_LEGAL);
-		$language= Database::escape_string($language);
+		$language = Database::escape_string($language);
 		$sql = "SELECT version FROM $legal_conditions_table
 		        WHERE language_id = '".$language."'
 		        ORDER BY legal_id DESC LIMIT 1 ";
@@ -97,10 +97,10 @@ 
 	 * @param int $language language id
 	 * @return array all the info of a Term and condition
 	 */
-	public static function get_last_condition ($language)
+	public static function get_last_condition($language)
     {
 		$legal_conditions_table = Database::get_main_table(TABLE_MAIN_LEGAL);
-		$language= Database::escape_string($language);
+		$language = Database::escape_string($language);
 		$sql = "SELECT * FROM $legal_conditions_table
                 WHERE language_id = '".$language."'
                 ORDER BY version DESC
@@ -124,9 +124,9 @@ 
                 ORDER BY version DESC
                 LIMIT 1 ";
         $result = Database::query($sql);
-        if (Database::num_rows($result)>0){
+        if (Database::num_rows($result) > 0) {
             $version = Database::fetch_array($result);
-            $version = explode(':',$version[0]);
+            $version = explode(':', $version[0]);
 
             return $version[0];
         } else {
@@ -153,7 +153,7 @@ 
                 break;
                 // Page link
             case 1:
-                $preview ='<fieldset>
+                $preview = '<fieldset>
                              <legend>'.get_lang('TermsAndConditions').'</legend>';
                 $preview .= '<div id="legal-accept-wrapper" class="form-item">
                 <label class="option" for="legal-accept">
@@ -185,25 +185,25 @@ 
 		$number_of_items = intval($number_of_items);
 		$column = intval($column);
 
- 		$sql  = "SELECT version, original_name as language, content, changes, type, FROM_UNIXTIME(date)
+ 		$sql = "SELECT version, original_name as language, content, changes, type, FROM_UNIXTIME(date)
 				FROM $legal_conditions_table inner join $lang_table l on(language_id = l.id) ";
 		$sql .= "ORDER BY language, version ASC ";
 		$sql .= "LIMIT $from, $number_of_items ";
 
 		$result = Database::query($sql);
-		$legals = array ();
-		$versions = array ();
+		$legals = array();
+		$versions = array();
 		while ($legal = Database::fetch_array($result)) {
 			// max 2000 chars
 			//echo strlen($legal[1]); echo '<br>';
-			$versions[]=$legal[0];
-			$languages[]=$legal[1];
-			if (strlen($legal[2])>2000)
-				$legal[2]= substr($legal[2],0,2000).' ... ';
-			if ($legal[4]==0)
-				$legal[4]= get_lang('HTMLText');
-			elseif($legal[4]==1)
-				$legal[4]=get_lang('PageLink');
+			$versions[] = $legal[0];
+			$languages[] = $legal[1];
+			if (strlen($legal[2]) > 2000)
+				$legal[2] = substr($legal[2], 0, 2000).' ... ';
+			if ($legal[4] == 0)
+				$legal[4] = get_lang('HTMLText');
+			elseif ($legal[4] == 1)
+				$legal[4] = get_lang('PageLink');
 			$legals[] = $legal;
 		}
 		return $legals;
@@ -220,7 +220,7 @@ 
 		        FROM $legal_conditions_table
 		        ORDER BY legal_id DESC ";
 		$result = Database::query($sql);
-		$url = Database::fetch_array($result,'ASSOC');
+		$url = Database::fetch_array($result, 'ASSOC');
 		$result = $url['count_result'];
 
 		return $result;
@@ -241,6 +241,6 @@ 
 		        WHERE legal_id="'.$legal_id.'" AND language_id="'.$language_id.'"';
 		$rs = Database::query($sql);
 
-		return Database::result($rs,0,'type');
+		return Database::result($rs, 0, 'type');
 	}
 }

main/inc/lib/plugin.class.php

Spacing +8 added lines, -8 removed lines

@@ -60,7 +60,7 @@ 
         $this->fields = $settings;
 
         global $language_files;
-        $language_files[] = 'plugin_' . $this->get_name();
+        $language_files[] = 'plugin_'.$this->get_name();
     }
 
     /**
@@ -266,7 +266,7 @@ 
     {
         $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'];
             }
         }
@@ -321,7 +321,7 @@ 
 
             $interfaceLanguageId = api_get_language_id($language_interface);
             $interfaceLanguageInfo = api_get_language_info($interfaceLanguageId);
-            $languageParentId = (!empty($interfaceLanguageInfo['parent_id'])?intval($interfaceLanguageInfo['parent_id']):0);
+            $languageParentId = (!empty($interfaceLanguageInfo['parent_id']) ? intval($interfaceLanguageInfo['parent_id']) : 0);
 
             //1. Loading english if exists
             $english_path = $root.$plugin_name."/lang/english.php";
@@ -399,7 +399,7 @@ 
         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']);
                 }
@@ -611,7 +611,7 @@ 
 
         //Avoid Tab Name Spaces
         $tabNameNoSpaces = preg_replace('/\s+/', '', $tabName);
-        $subkeytext = "Tabs" . $tabNameNoSpaces;
+        $subkeytext = "Tabs".$tabNameNoSpaces;
 
         //Check if it is already added
         $checkCondition = array(
@@ -627,7 +627,7 @@ 
             return false;
         }
         //End Check
-        $subkey = 'custom_tab_' . $tabNum;
+        $subkey = 'custom_tab_'.$tabNum;
         $attributes = array(
             'variable' => 'show_tabs',
             'subkey' => $subkey,
@@ -645,7 +645,7 @@ 
 
         //Save the id
         $settings = $this->get_settings();
-        $setData = array (
+        $setData = array(
             'comment' => $subkey
         );
         $whereCondition = array(
@@ -686,7 +686,7 @@ 
                 $i = 1;
                 foreach ($tabs as $row) {
                     $attributes = array(
-                        'subkey' => 'custom_tab_' . $i
+                        'subkey' => 'custom_tab_'.$i
                     );
                     $this->updateTab($row['subkey'], $attributes);
                     $i++;

main/inc/lib/events.lib.php

Spacing +10 added lines, -12 removed lines

@@ -78,9 +78,7 @@ 
         Database::query($sql);
 
         // Auto subscribe
-        $user_status = $userInfo['status']  == SESSIONADMIN ? 'sessionadmin' :
-            $userInfo['status'] == COURSEMANAGER ? 'teacher' :
-                $userInfo['status'] == DRH ? 'DRH' : 'student';
+        $user_status = $userInfo['status'] == SESSIONADMIN ? 'sessionadmin' : $userInfo['status'] == COURSEMANAGER ? 'teacher' : $userInfo['status'] == DRH ? 'DRH' : 'student';
         $autoSubscribe = api_get_setting($user_status.'_autosubscribe');
         if ($autoSubscribe) {
             $autoSubscribe = explode('|', $autoSubscribe);
@@ -334,7 +332,7 @@ 
         global $debug;
 
         if ($debug) error_log('Called to update_event_exercice');
-        if ($debug) error_log('duration:' . $duration);
+        if ($debug) error_log('duration:'.$duration);
 
         if ($exeid != '') {
             /*
@@ -382,7 +380,7 @@ 
         		   status = '".$status."',
         		   questions_to_check = '".$remind_list."',
         		   data_tracking = '".implode(',', $question_list)."',
-                   user_ip = '" . Database::escape_string(api_get_real_ip()) . "'
+                   user_ip = '" . Database::escape_string(api_get_real_ip())."'
         		 WHERE exe_id = '".Database::escape_string($exeid)."'";
             $res = Database::query($sql);
 
@@ -1036,15 +1034,15 @@ 
 
         if (!empty($exe_list) && is_array($exe_list) && count($exe_list) > 0) {
             $sql = "DELETE FROM $track_e_exercises
-                WHERE exe_id IN (" . implode(',', $exe_list) . ")";
+                WHERE exe_id IN (".implode(',', $exe_list).")";
             Database::query($sql);
 
             $sql = "DELETE FROM $track_attempts
-                WHERE exe_id IN (" . implode(',', $exe_list) . ")";
+                WHERE exe_id IN (".implode(',', $exe_list).")";
             Database::query($sql);
 
             $sql = "DELETE FROM $recording_table
-                WHERE exe_id IN (" . implode(',', $exe_list) . ")";
+                WHERE exe_id IN (".implode(',', $exe_list).")";
             Database::query($sql);
         }
 
@@ -1086,7 +1084,7 @@ 
             Event::addEvent(
                 LOG_EXERCISE_RESULT_DELETE,
                 LOG_EXERCISE_AND_USER_ID,
-                $exercise_id . '-' . $user_id,
+                $exercise_id.'-'.$user_id,
                 null,
                 null,
                 $course_id,
@@ -1458,7 +1456,7 @@ 
         $res = Database::query($sql);
         $list = array();
         while ($row = Database::fetch_array($res, 'ASSOC')) {
-            $list[$row['exe_id']] = $row;  /*
+            $list[$row['exe_id']] = $row; /*
               $sql = "SELECT * FROM $table_track_attempt WHERE exe_id = {$row['exe_id']}";
               $res_question = Database::query($sql);
               while($row_q = Database::fetch_array($res_question,'ASSOC')) {
@@ -1684,7 +1682,7 @@ 
         Event::addEvent(
             LOG_QUESTION_RESULT_DELETE,
             LOG_EXERCISE_ATTEMPT_QUESTION_ID,
-            $exe_id . '-' . $question_id,
+            $exe_id.'-'.$question_id,
             null,
             null,
             $courseId,
@@ -1720,7 +1718,7 @@ 
         Event::addEvent(
             LOG_QUESTION_RESULT_DELETE,
             LOG_EXERCISE_ATTEMPT_QUESTION_ID,
-            $exe_id . '-' . $question_id,
+            $exe_id.'-'.$question_id,
             null,
             null,
             $courseId,

main/inc/lib/social.lib.php

Spacing +116 added lines, -116 removed lines

@@ -109,12 +109,12 @@ 
                     friend_user_id<>'.((int) $user_id).' AND
                     user_id='.((int) $user_id);
         if (isset($id_group) && $id_group > 0) {
-            $sql.=' AND relation_type='.$id_group;
+            $sql .= ' AND relation_type='.$id_group;
         }
         if (isset($search_name)) {
             $search_name = trim($search_name);
             $search_name = str_replace(' ', '', $search_name);
-            $sql.=' AND friend_user_id IN (
+            $sql .= ' AND friend_user_id IN (
                 SELECT user_id FROM '.$tbl_my_user.'
                 WHERE
                     firstName LIKE "%'.Database::escape_string($search_name).'%" OR
@@ -368,7 +368,7 @@ 
 
         $user_info = api_get_user_info($userfriend_id);
         $succes = get_lang('MessageSentTo');
-        $succes.= ' : '.api_get_person_name($user_info['firstName'], $user_info['lastName']);
+        $succes .= ' : '.api_get_person_name($user_info['firstName'], $user_info['lastName']);
 
         if (isset($subject_message) && isset($content_message) && isset($userfriend_id)) {
             $send_message = MessageManager::send_message($userfriend_id, $subject_message, $content_message);
@@ -485,7 +485,7 @@ 
         $user_in_course_status = CourseManager :: get_user_in_course_status(api_get_user_id(), $course_code);
 
         //$valor = api_get_settings_params();
-        $course_path = api_get_path(SYS_COURSE_PATH).$course_directory;   // course path
+        $course_path = api_get_path(SYS_COURSE_PATH).$course_directory; // course path
         if (api_get_setting('course_images_in_courses_list') === 'true') {
             if (file_exists($course_path.'/course-pic85x85.png')) {
                 $image = $my_course['course_info']['course_image'];
@@ -510,7 +510,7 @@ 
         if ($course_visibility != COURSE_VISIBILITY_HIDDEN &&
             ($course_visibility != COURSE_VISIBILITY_CLOSED || $user_in_course_status == COURSEMANAGER)
         ) {
-           $result .= '<span class="title">' . $course_title . '<span>';
+           $result .= '<span class="title">'.$course_title.'<span>';
         } else {
             $result .= $course_title." "." ".get_lang('CourseClosed')."";
         }
@@ -729,57 +729,57 @@ 
             $links = '<ul class="nav nav-pills nav-stacked">';
             $active = $show == 'home' ? 'active' : null;
             $links .= '
-                <li class="home-icon ' . $active . '">
-                    <a href="' . api_get_path(WEB_CODE_PATH) . 'social/home.php">
-                        ' . $homeIcon . ' ' . get_lang('Home') . '
+                <li class="home-icon ' . $active.'">
+                    <a href="' . api_get_path(WEB_CODE_PATH).'social/home.php">
+                        ' . $homeIcon.' '.get_lang('Home').'
                     </a>
                 </li>';
             $active = $show == 'messages' ? 'active' : null;
             $links .= '
-                <li class="messages-icon ' . $active . '">
-                    <a href="' . api_get_path(WEB_CODE_PATH) . 'messages/inbox.php?f=social">
-                        ' . $messagesIcon . ' ' . get_lang('Messages') . $count_unread_message . '
+                <li class="messages-icon ' . $active.'">
+                    <a href="' . api_get_path(WEB_CODE_PATH).'messages/inbox.php?f=social">
+                        ' . $messagesIcon.' '.get_lang('Messages').$count_unread_message.'
                     </a>
                 </li>';
 
             //Invitations
             $active = $show == 'invitations' ? 'active' : null;
             $links .= '
-                <li class="invitations-icon ' . $active . '">
-                    <a href="' . api_get_path(WEB_CODE_PATH) . 'social/invitations.php">
-                        ' . $invitationsIcon . ' ' . get_lang('Invitations') . $total_invitations . '
+                <li class="invitations-icon ' . $active.'">
+                    <a href="' . api_get_path(WEB_CODE_PATH).'social/invitations.php">
+                        ' . $invitationsIcon.' '.get_lang('Invitations').$total_invitations.'
                     </a>
                 </li>';
 
             //Shared profile and groups
             $active = $show == 'shared_profile' ? 'active' : null;
             $links .= '
-                <li class="shared-profile-icon' . $active . '">
-                    <a href="' . api_get_path(WEB_CODE_PATH) . 'social/profile.php">
-                        ' . $sharedProfileIcon . ' ' . get_lang('ViewMySharedProfile') . '
+                <li class="shared-profile-icon' . $active.'">
+                    <a href="' . api_get_path(WEB_CODE_PATH).'social/profile.php">
+                        ' . $sharedProfileIcon.' '.get_lang('ViewMySharedProfile').'
                     </a>
                 </li>';
             $active = $show == 'friends' ? 'active' : null;
             $links .= '
-                <li class="friends-icon ' . $active . '">
-                    <a href="' . api_get_path(WEB_CODE_PATH) . 'social/friends.php">
-                        ' . $friendsIcon . ' ' . get_lang('Friends') . '
+                <li class="friends-icon ' . $active.'">
+                    <a href="' . api_get_path(WEB_CODE_PATH).'social/friends.php">
+                        ' . $friendsIcon.' '.get_lang('Friends').'
                     </a>
                 </li>';
             $active = $show == 'browse_groups' ? 'active' : null;
             $links .= '
-                <li class="browse-groups-icon ' . $active . '">
-                    <a href="' . api_get_path(WEB_CODE_PATH) . 'social/groups.php">
-                        ' . $groupsIcon . ' ' . get_lang('SocialGroups') . '
+                <li class="browse-groups-icon ' . $active.'">
+                    <a href="' . api_get_path(WEB_CODE_PATH).'social/groups.php">
+                        ' . $groupsIcon.' '.get_lang('SocialGroups').'
                     </a>
                 </li>';
 
             //Search users
             $active = $show == 'search' ? 'active' : null;
             $links .= '
-                <li class="search-icon ' . $active . '">
-                    <a href="' . api_get_path(WEB_CODE_PATH) . 'social/search.php">
-                        ' . $searchIcon . ' ' . get_lang('Search') . '
+                <li class="search-icon ' . $active.'">
+                    <a href="' . api_get_path(WEB_CODE_PATH).'social/search.php">
+                        ' . $searchIcon.' '.get_lang('Search').'
                     </a>
                 </li>';
 
@@ -787,9 +787,9 @@ 
             $active = $show == 'myfiles' ? 'active' : null;
 
             $myFiles = '
-                <li class="myfiles-icon ' . $active . '">
-                    <a href="' . api_get_path(WEB_CODE_PATH) . 'social/myfiles.php">
-                        ' . $filesIcon . ' ' . get_lang('MyFiles') . '
+                <li class="myfiles-icon ' . $active.'">
+                    <a href="' . api_get_path(WEB_CODE_PATH).'social/myfiles.php">
+                        ' . $filesIcon.' '.get_lang('MyFiles').'
                     </a>
                 </li>';
 
@@ -798,7 +798,7 @@ 
             }
             $links .= $myFiles;
 
-            $links .='</ul>';
+            $links .= '</ul>';
             
             $html .= Display::panelCollapse(
                     get_lang('SocialNetwork'),
@@ -819,57 +819,57 @@ 
         }
 
         if ($show == 'shared_profile') {
-            $links =  '<ul class="nav nav-pills nav-stacked">';
+            $links = '<ul class="nav nav-pills nav-stacked">';
             // My own profile
             if ($show_full_profile && $user_id == intval(api_get_user_id())) {
                 $links .= '
-                    <li class="home-icon ' . $active . '">
-                        <a href="' . api_get_path(WEB_CODE_PATH) . 'social/home.php">
-                            ' . $homeIcon . ' ' . get_lang('Home') . '
+                    <li class="home-icon ' . $active.'">
+                        <a href="' . api_get_path(WEB_CODE_PATH).'social/home.php">
+                            ' . $homeIcon.' '.get_lang('Home').'
                         </a>
                     </li>
-                    <li class="messages-icon ' . $active . '">
-                        <a href="' . api_get_path(WEB_CODE_PATH) . 'messages/inbox.php?f=social">
-                            ' . $messagesIcon . ' ' . get_lang('Messages') . $count_unread_message . '
+                    <li class="messages-icon ' . $active.'">
+                        <a href="' . api_get_path(WEB_CODE_PATH).'messages/inbox.php?f=social">
+                            ' . $messagesIcon.' '.get_lang('Messages').$count_unread_message.'
                         </a>
                     </li>';
                 $active = $show == 'invitations' ? 'active' : null;
                 $links .= '
-                    <li class="invitations-icon' . $active . '">
-                        <a href="' . api_get_path(WEB_CODE_PATH) . 'social/invitations.php">
-                            ' . $invitationsIcon . ' ' . get_lang('Invitations') . $total_invitations . '
+                    <li class="invitations-icon' . $active.'">
+                        <a href="' . api_get_path(WEB_CODE_PATH).'social/invitations.php">
+                            ' . $invitationsIcon.' '.get_lang('Invitations').$total_invitations.'
                         </a>
                     </li>';
 
                 $links .= '
                     <li class="shared-profile-icon active">
-                        <a href="' . api_get_path(WEB_CODE_PATH) . 'social/profile.php">
-                            ' . $sharedProfileIcon . ' ' . get_lang('ViewMySharedProfile') . '
+                        <a href="' . api_get_path(WEB_CODE_PATH).'social/profile.php">
+                            ' . $sharedProfileIcon.' '.get_lang('ViewMySharedProfile').'
                         </a>
                     </li>
                     <li class="friends-icon">
-                        <a href="' . api_get_path(WEB_CODE_PATH) . 'social/friends.php">
-                            ' . $friendsIcon . ' ' . get_lang('Friends') . '
+                        <a href="' . api_get_path(WEB_CODE_PATH).'social/friends.php">
+                            ' . $friendsIcon.' '.get_lang('Friends').'
                         </a>
                     </li>
                     <li class="browse-groups-icon">
-                        <a href="' . api_get_path(WEB_CODE_PATH) . 'social/groups.php">
-                            ' . $groupsIcon . ' ' . get_lang('SocialGroups') . '
+                        <a href="' . api_get_path(WEB_CODE_PATH).'social/groups.php">
+                            ' . $groupsIcon.' '.get_lang('SocialGroups').'
                         </a>
                     </li>';
                 $active = $show == 'search' ? 'active' : null;
                 $links .= '
-                    <li class="search-icon ' . $active . '">
-                        <a href="' . api_get_path(WEB_CODE_PATH) . 'social/search.php">
-                            ' . $searchIcon . ' ' . get_lang('Search') . '
+                    <li class="search-icon ' . $active.'">
+                        <a href="' . api_get_path(WEB_CODE_PATH).'social/search.php">
+                            ' . $searchIcon.' '.get_lang('Search').'
                         </a>
                     </li>';
                 $active = $show == 'myfiles' ? 'active' : null;
 
                 $myFiles = '
-                    <li class="myfiles-icon ' . $active . '">
-                     <a href="' . api_get_path(WEB_CODE_PATH) . 'social/myfiles.php">
-                            ' . $filesIcon . ' ' . get_lang('MyFiles') . '
+                    <li class="myfiles-icon ' . $active.'">
+                     <a href="' . api_get_path(WEB_CODE_PATH).'social/myfiles.php">
+                            ' . $filesIcon.' '.get_lang('MyFiles').'
                         </a>
                     </li>';
 
@@ -915,7 +915,7 @@ 
                 $links .= '<li><a href="'.api_get_path(WEB_CODE_PATH).'social/invitations.php">'.Display::return_icon('invitation.png', get_lang('YouAlreadySentAnInvitation')).'&nbsp;&nbsp;'.get_lang('YouAlreadySentAnInvitation').'</a></li>';
             } else {
                 if (!$show_full_profile) {
-                    $links .= '<li><a class="btn-to-send-invitation" href="#" data-send-to="' . $user_id . '" title="'.get_lang('SendInvitation').'">'.Display :: return_icon('invitation.png', get_lang('SocialInvitationToFriends')).'&nbsp;'.get_lang('SendInvitation').'</a></li>';
+                    $links .= '<li><a class="btn-to-send-invitation" href="#" data-send-to="'.$user_id.'" title="'.get_lang('SendInvitation').'">'.Display :: return_icon('invitation.png', get_lang('SocialInvitationToFriends')).'&nbsp;'.get_lang('SendInvitation').'</a></li>';
                 }
             }
 
@@ -1025,10 +1025,10 @@ 
         foreach ($user_list as $uid) {
             $user_info = api_get_user_info($uid, $checkIfUserOnline = true);
             $lastname = $user_info['lastname'];
-            $firstname =  $user_info['firstname'];
+            $firstname = $user_info['firstname'];
             $completeName = $firstname.', '.$lastname;
 
-            $user_rol = $user_info['status'] == 1 ? Display::return_icon('teacher.png',get_lang('Teacher'),null,ICON_SIZE_TINY) : Display::return_icon('user.png',get_lang('Student'),null,ICON_SIZE_TINY);
+            $user_rol = $user_info['status'] == 1 ? Display::return_icon('teacher.png', get_lang('Teacher'), null, ICON_SIZE_TINY) : Display::return_icon('user.png', get_lang('Student'), null, ICON_SIZE_TINY);
             $status_icon_chat = null;
             if ($user_info['user_is_online_in_chat'] == 1) {
                 $status_icon_chat = Display::return_icon('online.png', get_lang('Online'));
@@ -1039,7 +1039,7 @@ 
             $userPicture = $user_info['avatar'];
             $img = '<img class="img-responsive img-circle" title="'.$completeName.'" alt="'.$completeName.'" src="'.$userPicture.'">';
 
-            $url =  null;
+            $url = null;
             // Anonymous users can't have access to the profile
             if (!api_is_anonymous()) {
                 if (api_get_setting('allow_social_tool') == 'true') {
@@ -1205,13 +1205,13 @@ 
             case SOCIAL_CENTER_PLUGIN:
                 $social_plugins = array(1, 2);
                 if (is_array($social_plugins) && count($social_plugins) > 0) {
-                    $content.= '<div id="social-plugins">';
+                    $content .= '<div id="social-plugins">';
                     foreach ($social_plugins as $plugin) {
-                        $content.= '<div class="social-plugin-item">';
-                        $content.= $plugin;
-                        $content.= '</div>';
+                        $content .= '<div class="social-plugin-item">';
+                        $content .= $plugin;
+                        $content .= '</div>';
                     }
-                    $content.= '</div>';
+                    $content .= '</div>';
                 }
                 break;
             case SOCIAL_LEFT_PLUGIN:
@@ -1279,12 +1279,12 @@ 
         if (!in_array($extension, $allowedTypes)) {
             $flag = false;
         } else {
-            $newFileName = uniqid('') . '.' . $extension;
+            $newFileName = uniqid('').'.'.$extension;
             if (!file_exists($pathMessageAttach)) {
                 @mkdir($pathMessageAttach, api_get_permissions_for_new_directories(), true);
             }
 
-            $newPath = $pathMessageAttach . $newFileName;
+            $newPath = $pathMessageAttach.$newFileName;
             if (is_uploaded_file($fileAttach['tmp_name'])) {
                 @copy($fileAttach['tmp_name'], $newPath);
             }
@@ -1293,9 +1293,9 @@ 
             $medium = self::resize_picture($newPath, IMAGE_WALL_MEDIUM_SIZE);
 
             $big = new Image($newPath);
-            $ok = $small && $small->send_image($pathMessageAttach . IMAGE_WALL_SMALL . '_' . $newFileName) &&
-                $medium && $medium->send_image($pathMessageAttach . IMAGE_WALL_MEDIUM .'_' . $newFileName) &&
-                $big && $big->send_image($pathMessageAttach . IMAGE_WALL_BIG . '_' . $newFileName);
+            $ok = $small && $small->send_image($pathMessageAttach.IMAGE_WALL_SMALL.'_'.$newFileName) &&
+                $medium && $medium->send_image($pathMessageAttach.IMAGE_WALL_MEDIUM.'_'.$newFileName) &&
+                $big && $big->send_image($pathMessageAttach.IMAGE_WALL_BIG.'_'.$newFileName);
 
             // Insert
             $newFileName = $social.$newFileName;
@@ -1386,7 +1386,7 @@ 
             $start = '0000-00-00';
         }
 
-        $isOwnWall = (api_get_user_id() == $userId  && $userId == $friendId);
+        $isOwnWall = (api_get_user_id() == $userId && $userId == $friendId);
         $messages = self::getWallMessages($userId, MESSAGE_STATUS_WALL, $idMessage, $start, $limit, $offset);
         $formattedList = '<div class="sub-mediapost">';
         $users = array();
@@ -1401,8 +1401,8 @@ 
             }
 
             $nameComplete = api_is_western_name_order()
-                ? $users[$userIdLoop]['firstname'] .' ' . $users[$userIdLoop]['lastname']
-                : $users[$userIdLoop]['lastname'] . ' ' . $users[$userIdLoop]['firstname'];
+                ? $users[$userIdLoop]['firstname'].' '.$users[$userIdLoop]['lastname']
+                : $users[$userIdLoop]['lastname'].' '.$users[$userIdLoop]['firstname'];
             $url = api_get_path(WEB_CODE_PATH).'social/profile.php?u='.$userIdLoop;
             $media = '';
             $media .= '<div class="rep-post">';
@@ -1413,11 +1413,11 @@ 
                 $media .= '</div>';
             }
             $media .= '<div class="user-image">';
-            $media .= '<a href="'.$url.'" ><img src="'. $users[$userIdLoop]['avatar'] .
+            $media .= '<a href="'.$url.'" ><img src="'.$users[$userIdLoop]['avatar'].
                        '" alt="'.$users[$userIdLoop]['complete_name'].'" class="avatar-thumb"></a>';
             $media .= '</div>';
             $media .= '<div class="user-data">';
-            $media .= '<div class="username">' . '<a href="'.$url.'">'.$nameComplete.'</a></div>';
+            $media .= '<div class="username">'.'<a href="'.$url.'">'.$nameComplete.'</a></div>';
             $media .= '<div class="time timeago" title="'.$date.'">'.$date.'</div>';
             $media .= '</div>';
             $media .= '<div class="msg-content">';
@@ -1452,12 +1452,12 @@ 
      * @param   int     $offset     Wall messages offset
      * @return  array   $data       return user's starting wall messages along with message extra data
      */
-    public static function getWallMessagesPostHTML($userId, $friendId = 0, $start = null, $limit = 10, $offset= 0)
+    public static function getWallMessagesPostHTML($userId, $friendId = 0, $start = null, $limit = 10, $offset = 0)
     {
         if (empty($start)) {
             $start = '0000-00-00';
         }
-        $isOwnWall = (api_get_user_id() == $userId  && $userId == $friendId);
+        $isOwnWall = (api_get_user_id() == $userId && $userId == $friendId);
         $messages = self::getWallMessages($userId, MESSAGE_STATUS_WALL_POST, null, $start, $limit, $offset);
         $users = array();
         $data = array();
@@ -1516,7 +1516,7 @@ 
 
         $htmlReceiver = '';
         if ($authorId != $receiverId) {
-            $htmlReceiver = ' > <a href="'.$urlReceiver.'">' . $nameCompleteReceiver . '</a> ';
+            $htmlReceiver = ' > <a href="'.$urlReceiver.'">'.$nameCompleteReceiver.'</a> ';
         }
 
         $wallImage = '';
@@ -1551,7 +1551,7 @@ 
         $html .= '<div class="img-post">';
         $html .= $wallImage;
         $html .= '</div>';
-        $html .= '<p>'. Security::remove_XSS($message['content']).'</p>';
+        $html .= '<p>'.Security::remove_XSS($message['content']).'</p>';
         $html .= '</div>';
         $html .= '</div>'; // end mediaPost
 
@@ -1574,11 +1574,11 @@ 
         $domain = empty($url) ? parse_url($link) : parse_url($url);
         $domain = $domain['scheme'].'://'.$domain['host'];
         // Trick to verify if the Image Url Exist because of some bad metatag dev
-        if (self::verifyUrl($image) == false){
-            if (!($image[0] == '/')){
-                $domain = $domain . '/';
+        if (self::verifyUrl($image) == false) {
+            if (!($image[0] == '/')) {
+                $domain = $domain.'/';
             }
-            $image = $domain . $image;
+            $image = $domain.$image;
         }
         $title = $graph->title;
         
@@ -1630,16 +1630,16 @@ 
         if (isset($array[2]) && !empty($array[2])) {
 
             if ($size == IMAGE_WALL_SMALL) {
-                $name = IMAGE_WALL_SMALL. '_' . $array[2];
-            }else if($size == IMAGE_WALL_MEDIUM){
-                $name = IMAGE_WALL_MEDIUM. '_' . $array[2];
-            }else if($size == IMAGE_WALL_BIG){
-                $name = IMAGE_WALL_BIG. '_' . $array[2];
-            }else {
-                $name = IMAGE_WALL_SMALL. '_' . $array[2];
+                $name = IMAGE_WALL_SMALL.'_'.$array[2];
+            } else if ($size == IMAGE_WALL_MEDIUM) {
+                $name = IMAGE_WALL_MEDIUM.'_'.$array[2];
+            } else if ($size == IMAGE_WALL_BIG) {
+                $name = IMAGE_WALL_BIG.'_'.$array[2];
+            } else {
+                $name = IMAGE_WALL_SMALL.'_'.$array[2];
             }
             $lessImage = str_replace($array[2], '', $path);
-            $name = $lessImage . $name;
+            $name = $lessImage.$name;
         }
 
         return $name;
@@ -1747,18 +1747,18 @@ 
         if ($number_friends != 0) {
             if ($number_friends > $number_of_images) {
                 if (api_get_user_id() == $user_id) {
-                    $friendHtml.= ' <span><a href="friends.php">'.get_lang('SeeAll').'</a></span>';
+                    $friendHtml .= ' <span><a href="friends.php">'.get_lang('SeeAll').'</a></span>';
                 } else {
-                    $friendHtml.= ' <span>'
+                    $friendHtml .= ' <span>'
                         .'<a href="'.api_get_path(WEB_CODE_PATH).'social/profile_friends_and_groups.inc.php'
                         .'?view=friends&height=390&width=610&user_id='.$user_id.'"'
                         .'class="ajax" data-title="'.get_lang('SeeAll').'" title="'.get_lang('SeeAll').'" >'.get_lang('SeeAll').'</a></span>';
                 }
             }
 
-            $friendHtml.= '<ul class="nav nav-list">';
+            $friendHtml .= '<ul class="nav nav-list">';
             $j = 1;
-            for ($k=0; $k < $number_friends; $k++) {
+            for ($k = 0; $k < $number_friends; $k++) {
                 if ($j > $number_of_images) break;
 
                 if (isset($friends[$k])) {
@@ -1772,26 +1772,26 @@ 
                         $statusIcon = Display::span('', array('class' => 'offline_user_in_text'));
                     }
 
-                    $friendHtml.= '<li>';
-                    $friendHtml.= '<div>';
+                    $friendHtml .= '<li>';
+                    $friendHtml .= '<div>';
 
                     // the height = 92 must be the same in the image_friend_network span style in default.css
                     $friends_profile = UserManager::getUserPicture($friend['friend_user_id'], USER_IMAGE_SIZE_SMALL);
-                    $friendHtml.= '<img src="'.$friends_profile.'" id="imgfriend_'.$friend['friend_user_id'].'" title="'.$name_user.'"/>';
+                    $friendHtml .= '<img src="'.$friends_profile.'" id="imgfriend_'.$friend['friend_user_id'].'" title="'.$name_user.'"/>';
                     $link_shared = (empty($link_shared)) ? '' : '&'.$link_shared;
-                    $friendHtml.= $statusIcon .'<a href="profile.php?' .'u=' . $friend['friend_user_id'] . $link_shared . '">' . $name_user .'</a>';
-                    $friendHtml.= '</div>';
-                    $friendHtml.= '</li>';
+                    $friendHtml .= $statusIcon.'<a href="profile.php?'.'u='.$friend['friend_user_id'].$link_shared.'">'.$name_user.'</a>';
+                    $friendHtml .= '</div>';
+                    $friendHtml .= '</li>';
                 }
                 $j++;
             }
-            $friendHtml.='</ul>';
+            $friendHtml .= '</ul>';
         } else {
-            $friendHtml.= '<div class="">'.get_lang('NoFriendsInYourContactList').'<br />'
-                .'<a class="btn btn-primary" href="'.api_get_path(WEB_PATH).'whoisonline.php"><em class="fa fa-search"></em> '. get_lang('TryAndFindSomeFriends').'</a></div>';
+            $friendHtml .= '<div class="">'.get_lang('NoFriendsInYourContactList').'<br />'
+                .'<a class="btn btn-primary" href="'.api_get_path(WEB_PATH).'whoisonline.php"><em class="fa fa-search"></em> '.get_lang('TryAndFindSomeFriends').'</a></div>';
         }
 
-        $friendHtml = Display::panel($friendHtml, get_lang('SocialFriend').' (' . $number_friends . ')' );
+        $friendHtml = Display::panel($friendHtml, get_lang('SocialFriend').' ('.$number_friends.')');
 
         return $friendHtml;
     }
@@ -1812,9 +1812,9 @@ 
 
         if ($number_friends != 0) {
 
-            $friendHtml.= '<div class="list-group">';
+            $friendHtml .= '<div class="list-group">';
             $j = 1;
-            for ($k=0; $k < $number_friends; $k++) {
+            for ($k = 0; $k < $number_friends; $k++) {
                 if ($j > $number_of_images) break;
 
                 if (isset($friends[$k])) {
@@ -1823,11 +1823,11 @@ 
                     $user_info_friend = api_get_user_info($friend['friend_user_id'], true);
 
                     if ($user_info_friend['user_is_online']) {
-                        $statusIcon = Display::return_icon('statusonline.png',get_lang('Online'));
-                        $status=1;
+                        $statusIcon = Display::return_icon('statusonline.png', get_lang('Online'));
+                        $status = 1;
                     } else {
-                        $statusIcon = Display::return_icon('statusoffline.png',get_lang('Offline'));
-                        $status=0;
+                        $statusIcon = Display::return_icon('statusoffline.png', get_lang('Offline'));
+                        $status = 0;
                     }
 
                     $friendAvatarMedium = UserManager::getUserPicture($friend['friend_user_id'], USER_IMAGE_SIZE_MEDIUM);
@@ -1836,24 +1836,24 @@ 
                     $showLinkToChat = api_is_global_chat_enabled() &&
                         $friend['friend_user_id'] != api_get_user_id();
 
-                    if ($showLinkToChat){
+                    if ($showLinkToChat) {
                         $friendHtml .= '<a onclick="javascript:chatWith(\''.$friend['friend_user_id'].'\', \''.$name_user.'\', \''.$status.'\',\''.$friendAvatarSmall.'\')" href="javascript:void(0);" class="list-group-item">';
-                        $friendHtml .=  $friend_avatar.' <span class="username">' . $name_user . '</span>';
-                        $friendHtml .= '<span class="status">' . $statusIcon . '</span>';
+                        $friendHtml .= $friend_avatar.' <span class="username">'.$name_user.'</span>';
+                        $friendHtml .= '<span class="status">'.$statusIcon.'</span>';
                     } else {
                         $link_shared = (empty($link_shared)) ? '' : '&'.$link_shared;
-                        $friendHtml .= '<a href="profile.php?' .'u=' . $friend['friend_user_id'] . $link_shared . '" class="list-group-item">';
-                        $friendHtml .=  $friend_avatar.' <span class="username-all">' . $name_user . '</span>';
+                        $friendHtml .= '<a href="profile.php?'.'u='.$friend['friend_user_id'].$link_shared.'" class="list-group-item">';
+                        $friendHtml .= $friend_avatar.' <span class="username-all">'.$name_user.'</span>';
                     }
 
                     $friendHtml .= '</a>';
                 }
                 $j++;
             }
-            $friendHtml.='</div>';
+            $friendHtml .= '</div>';
         } else {
-            $friendHtml.= '<div class="help">'.get_lang('NoFriendsInYourContactList').' '
-                .'<a href="'.api_get_path(WEB_PATH).'whoisonline.php"><em class="fa fa-search"></em> '. get_lang('TryAndFindSomeFriends').'</a></div>';
+            $friendHtml .= '<div class="help">'.get_lang('NoFriendsInYourContactList').' '
+                .'<a href="'.api_get_path(WEB_PATH).'whoisonline.php"><em class="fa fa-search"></em> '.get_lang('TryAndFindSomeFriends').'</a></div>';
         }
 
         return $friendHtml;
@@ -1871,7 +1871,7 @@ 
                 'post',
                 api_get_path(WEB_CODE_PATH).'social/profile.php'.$userId,
                 null,
-                array('enctype' => 'multipart/form-data') ,
+                array('enctype' => 'multipart/form-data'),
                 FormValidator::LAYOUT_HORIZONTAL    
             );
 

main/inc/lib/course_description.lib.php

Spacing +5 added lines, -5 removed lines

@@ -176,7 +176,7 @@ 
 
         $sql = "SELECT MAX(description_type) as MAX
                 FROM $tbl_course_description
-		        WHERE c_id = $course_id AND session_id='" . $this->session_id . "'";
+		        WHERE c_id = $course_id AND session_id='".$this->session_id."'";
         $rs = Database::query($sql);
         $max = Database::fetch_array($rs);
         $description_type = $max['MAX'] + 1;
@@ -211,7 +211,7 @@ 
             'session_id' => $this->session_id
         ];
 
-        $last_id  = Database::insert($table, $params);
+        $last_id = Database::insert($table, $params);
 
         if ($last_id > 0) {
             $sql = "UPDATE $table SET id = iid WHERE iid = $last_id";
@@ -319,8 +319,8 @@ 
         $sql = "DELETE FROM $tbl_course_description
 			 	WHERE
 			 	    c_id = $course_id AND
-			 	    id = '" . intval($this->id) . "' AND
-			 	    session_id = '" . intval($this->session_id) . "'";
+			 	    id = '".intval($this->id)."' AND
+			 	    session_id = '" . intval($this->session_id)."'";
         $result = Database::query($sql);
         $affected_rows = Database::affected_rows($result);
         if ($this->id > 0) {
@@ -349,7 +349,7 @@ 
         $course_id = api_get_course_int_id();
 
         $sql = "SELECT id FROM $tbl_course_description
-		        WHERE c_id = $course_id AND description_type = '" . intval($description_type) . "'";
+		        WHERE c_id = $course_id AND description_type = '".intval($description_type)."'";
         $rs = Database::query($sql);
         $row = Database::fetch_array($rs);
         $description_id = $row['id'];

main/inc/lib/skill.lib.php

Spacing +11 added lines, -11 removed lines

@@ -734,7 +734,7 @@ 
     {
         $skill_rel_skill = new SkillRelSkill();
         $skills = $skill_rel_skill->get_direct_parents($skill_id, true);
-        foreach($skills as &$skill) {
+        foreach ($skills as &$skill) {
             $skill['data'] = self::get($skill['skill_id']);
             $skill_info2 = $skill_rel_skill->get_skill_info($skill['skill_id']);
             $skill['data']['parent_id'] = $skill_info2['parent_id'];
@@ -772,7 +772,7 @@ 
                     $attributes = array(
                         'skill_id'      => $skill_id,
                         'parent_id'     => $parent_id,
-                        'relation_type' => (isset($params['relation_type'])?$params['relation_type']:0),
+                        'relation_type' => (isset($params['relation_type']) ? $params['relation_type'] : 0),
                         //'level'         => $params['level'],
                     );
                     $skill_rel_skill->save($attributes);
@@ -969,8 +969,8 @@ 
                     // 2nd node
                     $skills[$skill_id] = $skill_info;
                     // Uncomment code below to hide the searched skill
-                    $skills[$skill_id]['data']['parent_id'] =  $skill_info['extra']['parent_id'];
-                    $skills[$skill_id]['parent_id'] =  1;
+                    $skills[$skill_id]['data']['parent_id'] = $skill_info['extra']['parent_id'];
+                    $skills[$skill_id]['parent_id'] = 1;
                 }
             }
         }
@@ -1033,7 +1033,7 @@ 
                     $skill['data']['skill_has_gradebook'] = true;
                 }
                 $refs[$skill['id']] = &$skill;
-                $flat_array[$skill['id']] =  &$skill;
+                $flat_array[$skill['id']] = &$skill;
             }
 
             // Checking family value
@@ -1054,7 +1054,7 @@ 
                 $refs['root']['children'][0] = $skills[1];
                 $skills[$skill_id]['data']['family_id'] = 1;
                 $refs['root']['children'][0]['children'][0] = $skills[$skill_id];
-                $flat_array[$skill_id] =  $skills[$skill_id];
+                $flat_array[$skill_id] = $skills[$skill_id];
             } else {
                 // Moving node to the children index of their parents
 
@@ -1063,7 +1063,7 @@ 
                         $skill['data']['family_id'] = $new_family_array[$skill['id']];
                     }
                     $refs[$skill['parent_id']]['children'][] = &$skill;
-                    $flat_array[$my_skill_id] =  $skill;
+                    $flat_array[$my_skill_id] = $skill;
                 }
             }
 
@@ -1161,7 +1161,7 @@ 
                 INNER JOIN {$this->table_skill_rel_user} su
                 ON (s.id = su.skill_id)
                 WHERE user_id = $user_id";
-        $result  = Database::query($sql);
+        $result = Database::query($sql);
         if (Database::num_rows($result)) {
             $result = Database::fetch_row($result);
             return $result[0];
@@ -1203,7 +1203,7 @@ 
      */
     public function get_user_list_skill_ranking_count()
     {
-        $sql    = "SELECT count(*) FROM (
+        $sql = "SELECT count(*) FROM (
                         SELECT count(distinct 1)
                         FROM {$this->table} s
                         INNER JOIN {$this->table_skill_rel_user} su
@@ -1256,7 +1256,7 @@ 
                 ON c.code = g.course_code
                 WHERE sg.skill_id = $skill_id
                 AND (g.session_id IS NULL OR g.session_id = 0)";
-        $result   = Database::query($sql);
+        $result = Database::query($sql);
 
         return Database::store_result($result, 'ASSOC');
     }
@@ -1443,7 +1443,7 @@ 
                 WHERE sg.skill_id = $skillId
                 AND g.session_id > 0";
 
-        $result   = Database::query($sql);
+        $result = Database::query($sql);
 
         return Database::store_result($result, 'ASSOC');
     }

main/inc/lib/search/xapian/XapianIndexer.class.php

Spacing +3 added lines, -3 removed lines

@@ -6,7 +6,7 @@ 
  */
 
 require_once 'xapian.php';
-require_once dirname(__FILE__) . '/../IndexableChunk.class.php';
+require_once dirname(__FILE__).'/../IndexableChunk.class.php';
 
 /**
  * Abstract helper class
@@ -130,7 +130,7 @@ 
                     if (!empty($chunk->terms)) {
                         foreach ($chunk->terms as $term) {
                             /* FIXME: think of getting weight */
-                            $doc->add_term($term['flag'] . $term['name'], 1);
+                            $doc->add_term($term['flag'].$term['name'], 1);
                         }
                     }
 
@@ -215,7 +215,7 @@ 
         $doc->clear_terms();
         foreach ($terms as $term) {
             //add directly
-            $doc->add_term($prefix . $term, 1);
+            $doc->add_term($prefix.$term, 1);
         }
         $this->db->replace_document($did, $doc);
         $this->db->flush();