chamilo / chamilo-lms

main/inc/lib/custom_pages.class.php

Spacing +7 added lines, -7 removed lines

@@ -35,7 +35,7 @@ 
      */
     public static function path($name = '')
     {
-        return api_get_path(SYS_PATH) . 'custompages/' . $name;
+        return api_get_path(SYS_PATH).'custompages/'.$name;
     }
 
     /**
@@ -50,12 +50,12 @@ 
             return false;
         }
 
-        $file = self::path($page_name . '.php');
+        $file = self::path($page_name.'.php');
         if (file_exists($file)) {
             include($file);
             exit;
         } else {
-            error_log('CustomPages::displayPage : could not read file ' . $file);
+            error_log('CustomPages::displayPage : could not read file '.$file);
         }
     }
 
@@ -69,14 +69,14 @@ 
     public static function getURLImages($url_id = null)
     {
         if (is_null($url_id)) {
-            $url = 'http://' . $_SERVER['HTTP_HOST'] . '/';
+            $url = 'http://'.$_SERVER['HTTP_HOST'].'/';
             $url_id = UrlManager::get_url_id($url);
         }
-        $url_images_dir = api_get_path(SYS_PATH) . 'custompages/url-images/';
+        $url_images_dir = api_get_path(SYS_PATH).'custompages/url-images/';
         $images = array();
         for ($img_id = 1; $img_id <= 3; $img_id++) {
-            if (file_exists($url_images_dir . $url_id . '_url_image_' . $img_id . '.png')) {
-                $images[] = api_get_path(WEB_PATH) . 'custompages/url-images/' . $url_id . '_url_image_' . $img_id . '.png';
+            if (file_exists($url_images_dir.$url_id.'_url_image_'.$img_id.'.png')) {
+                $images[] = api_get_path(WEB_PATH).'custompages/url-images/'.$url_id.'_url_image_'.$img_id.'.png';
             }
         }
 

main/inc/lib/redirect.class.php

Spacing +6 added lines, -6 removed lines

@@ -34,7 +34,7 @@ 
             self::navigate($url);
         }
 
-        $url = self::www() . $url;
+        $url = self::www().$url;
         self::navigate($url);
     }
 
@@ -67,25 +67,25 @@ 
                     case COURSEMANAGER:
                         $redir = api_get_setting('teacher_page_after_login');
                         if (!empty($redir)) {
-                            self::navigate(api_get_path(WEB_PATH) . $redir);
+                            self::navigate(api_get_path(WEB_PATH).$redir);
                         }
                         break;
                     case STUDENT:
                         $redir = api_get_setting('student_page_after_login');
                         if (!empty($redir)) {
-                            self::navigate(api_get_path(WEB_PATH) . $redir);
+                            self::navigate(api_get_path(WEB_PATH).$redir);
                         }
                         break;
                     case DRH:
                         $redir = api_get_setting('drh_page_after_login');
                         if (!empty($redir)) {
-                            self::navigate(api_get_path(WEB_PATH) . $redir);
+                            self::navigate(api_get_path(WEB_PATH).$redir);
                         }
                         break;
                     case SESSIONADMIN:
                         $redir = api_get_setting('sessionadmin_page_after_login');
                         if (!empty($redir)) {
-                            self::navigate(api_get_path(WEB_PATH) . $redir);
+                            self::navigate(api_get_path(WEB_PATH).$redir);
                         }
                         break;
                     default:
@@ -111,7 +111,7 @@ 
             }
             $page_after_login = api_get_setting('page_after_login');
             if (!empty($page_after_login)) {
-                self::navigate(api_get_path(WEB_PATH) . $page_after_login);
+                self::navigate(api_get_path(WEB_PATH).$page_after_login);
             }
         }
     }

main/inc/lib/gradebook.lib.php

Spacing +3 added lines, -3 removed lines

@@ -56,7 +56,7 @@ 
         }
 
         $c_id = $c_id ? intval($c_id) : api_get_course_int_id();
-        $table  = Database::get_course_table(TABLE_TOOL_LIST);
+        $table = Database::get_course_table(TABLE_TOOL_LIST);
         $sql = "SELECT * from $table
                 WHERE c_id = $c_id and name='$name'
                 LIMIT 1";
@@ -113,7 +113,7 @@ 
         $clean_gradebook = array();
 
         if (!empty($skill_gradebooks_source)) {
-            foreach($skill_gradebooks_source as $source) {
+            foreach ($skill_gradebooks_source as $source) {
                 $clean_gradebook[] = $source['skill_id'];
             }
         }
@@ -192,7 +192,7 @@ 
         $selected_skills = self::get_skills_by_gradebook($gradebook_id);
         $clean_selected_skills = array();
         if (!empty($selected_skills)) {
-            foreach($selected_skills as $skill) {
+            foreach ($selected_skills as $skill) {
                 $clean_selected_skills[] = $skill['id'];
             }
         }

Doc Comments +1 added lines, -1 removed lines

@@ -73,7 +73,7 @@
      * @todo the form should be auto generated
      * @param   string  url
      * @param   string  action add, edit
-     * @return  obj     form validator obj
+     * @return  FormValidator     form validator obj
      */
     public function return_form($url, $action)
     {

main/inc/lib/database.lib.php

Spacing +18 added lines, -19 removed lines

@@ -115,8 +115,7 @@ 
      */
     public static function getUTCDateTimeTypeClass()
     {
-        return isset(self::$utcDateTimeClass) ? self::$utcDateTimeClass :
-        'Application\DoctrineExtensions\DBAL\Types\UTCDateTimeType';
+        return isset(self::$utcDateTimeClass) ? self::$utcDateTimeClass : 'Application\DoctrineExtensions\DBAL\Types\UTCDateTimeType';
     }
 
     /**
@@ -393,7 +392,7 @@ 
 
         if (!empty($params)) {
             $sql = 'INSERT INTO '.$table_name.' ('.implode(',', $params).')
-                    VALUES (:'.implode(', :' ,$params).')';
+                    VALUES (:'.implode(', :', $params).')';
 
             $statement = self::getManager()->getConnection()->prepare($sql);
             $result = $statement->execute($attributes);
@@ -434,7 +433,7 @@ 
             foreach ($attributes as $key => $value) {
                 $update_sql .= "$key = :$key ";
                 if ($count < count($attributes)) {
-                    $update_sql.=', ';
+                    $update_sql .= ', ';
                 }
                 $count++;
             }
@@ -481,7 +480,7 @@ 
             if ($columns == '*') {
                 $clean_columns = '*';
             } else {
-                $clean_columns = (string)$columns;
+                $clean_columns = (string) $columns;
             }
         }
 
@@ -527,9 +526,9 @@ 
                     foreach ($condition_data as $condition => $value_array) {
                         if (is_array($value_array)) {
                             $clean_values = array();
-                            foreach($value_array as $item) {
+                            foreach ($value_array as $item) {
                                 $item = Database::escape_string($item);
-                                $clean_values[]= $item;
+                                $clean_values[] = $item;
                             }
                         } else {
                             $value_array = Database::escape_string($value_array);
@@ -537,23 +536,23 @@ 
                         }
 
                         if (!empty($condition) && $clean_values != '') {
-                            $condition = str_replace('%',"'@percentage@'", $condition); //replace "%"
-                            $condition = str_replace("'?'","%s", $condition);
-                            $condition = str_replace("?","%s", $condition);
+                            $condition = str_replace('%', "'@percentage@'", $condition); //replace "%"
+                            $condition = str_replace("'?'", "%s", $condition);
+                            $condition = str_replace("?", "%s", $condition);
 
-                            $condition = str_replace("@%s@","@-@", $condition);
-                            $condition = str_replace("%s","'%s'", $condition);
-                            $condition = str_replace("@-@","@%s@", $condition);
+                            $condition = str_replace("@%s@", "@-@", $condition);
+                            $condition = str_replace("%s", "'%s'", $condition);
+                            $condition = str_replace("@-@", "@%s@", $condition);
 
                             // Treat conditions as string
                             $condition = vsprintf($condition, $clean_values);
-                            $condition = str_replace('@percentage@','%', $condition); //replace "%"
+                            $condition = str_replace('@percentage@', '%', $condition); //replace "%"
                             $where_return .= $condition;
                         }
                     }
 
                     if (!empty($where_return)) {
-                        $return_value = " WHERE $where_return" ;
+                        $return_value = " WHERE $where_return";
                     }
                     break;
                 case 'order':
@@ -565,7 +564,7 @@ 
                         $new_order_array = explode(',', $order_array);
                         $temp_value = array();
 
-                        foreach($new_order_array as $element) {
+                        foreach ($new_order_array as $element) {
                             $element = explode(' ', $element);
                             $element = array_filter($element);
                             $element = array_values($element);
@@ -576,10 +575,10 @@ 
                                 if (in_array($element[1], array('desc', 'asc'))) {
                                     $order = $element[1];
                                 }
-                                $temp_value[]= $element[0].' '.$order.' ';
+                                $temp_value[] = $element[0].' '.$order.' ';
                             } else {
                                 //by default DESC
-                                $temp_value[]= $element[0].' DESC ';
+                                $temp_value[] = $element[0].' DESC ';
                             }
                         }
                         if (!empty($temp_value)) {
@@ -594,7 +593,7 @@ 
                     if (!empty($limit_array)) {
                         if (count($limit_array) > 1) {
                             $return_value .= ' LIMIT '.intval($limit_array[0]).' , '.intval($limit_array[1]);
-                        }  else {
+                        } else {
                             $return_value .= ' LIMIT '.intval($limit_array[0]);
                         }
                     }

Braces +1 added lines, -1 removed lines

@@ -594,7 +594,7 @@
                     if (!empty($limit_array)) {
                         if (count($limit_array) > 1) {
                             $return_value .= ' LIMIT '.intval($limit_array[0]).' , '.intval($limit_array[1]);
-                        }  else {
+                        } else {
                             $return_value .= ' LIMIT '.intval($limit_array[0]);
                         }
                     }

Doc Comments +4 added lines, -4 removed lines

@@ -66,7 +66,7 @@ 
      *
      * @param string $table
      *
-     * @return mixed
+     * @return string
      */
     public static function get_main_table($table)
     {
@@ -265,7 +265,7 @@ 
 
     /**
      * Frees all the memory associated with the provided result identifier.
-     * @return bool     Returns TRUE on success or FALSE on failure.
+     * @return boolean|null     Returns TRUE on success or FALSE on failure.
      * Notes: Use this method if you are concerned about how much memory is being used for queries that return large result sets.
      * Anyway, all associated result memory is automatically freed at the end of the script's execution.
      */
@@ -381,7 +381,7 @@ 
      * @param array     $attributes
      * @param bool      $show_query
      *
-     * @return bool|int
+     * @return false|string
      */
     public static function insert($table_name, $attributes, $show_query = false)
     {
@@ -674,7 +674,7 @@ 
     }
 
     /**
-     * @param $table
+     * @param string $table
      * @return \Doctrine\DBAL\Schema\Column[]
      */
     public static function listTableColumns($table) 

main/inc/lib/svg-edit/svg-editor.php

Spacing +1 added lines, -1 removed lines

@@ -5,7 +5,7 @@
  * @since 25/september/2010
  */
 
-require_once '../../../inc/global.inc.php';//hack for Chamilo
+require_once '../../../inc/global.inc.php'; //hack for Chamilo
 api_protect_course_script();
 api_block_anonymous_users();
 if (!isset($_SESSION['draw_dir'])) {

main/inc/lib/svg-edit/extensions/imagelib/index.php

Indentation +27 added lines, -27 removed lines

@@ -23,22 +23,22 @@ 
 $array_to_search = is_array($docs_and_folders) ? $docs_and_folders : array();
 
 if (count($array_to_search) > 0) {
-	while (list($key) = each($array_to_search)) {
-		$all_files[] = basename($array_to_search[$key]['path']);
-	}
+    while (list($key) = each($array_to_search)) {
+        $all_files[] = basename($array_to_search[$key]['path']);
+    }
 }
 
 //get all svg and png files
 $accepted_extensions = array('.svg', '.png');
 
 if (is_array($all_files) && count($all_files) > 0) {
-	foreach ($all_files as & $file) {
-		$slideshow_extension = strrchr($file, '.');
-		$slideshow_extension = strtolower($slideshow_extension);
-		if (in_array($slideshow_extension, $accepted_extensions)) {
-			$png_svg_files[] =$file;
-		}
-	}
+    foreach ($all_files as & $file) {
+        $slideshow_extension = strrchr($file, '.');
+        $slideshow_extension = strtolower($slideshow_extension);
+        if (in_array($slideshow_extension, $accepted_extensions)) {
+            $png_svg_files[] =$file;
+        }
+    }
 }
 
 $disk_path = api_get_path(SYS_COURSE_PATH).$course_info['path'].'/document/images/gallery/';
@@ -57,24 +57,24 @@ 
 <?php
 echo '<h2>'.get_lang('Course').': '.$course_info['name'].'</h2>';
 if (!empty($png_svg_files)) {
-	echo '<h3>'.get_lang('SelectSVGEditImage').'</h3>';
-	echo '<ul>';
-	foreach($png_svg_files as $filename) {
-		$image=$disk_path.$filename;
-
-		if (strpos($filename, "svg")){
-			$new_sizes['width'] = 60;
-			$new_sizes['height'] = 60;
-		}
-		else {
-			$new_sizes = api_resize_image($image, 60, 60);
-		}
-
-		echo '<li style="display:inline; padding:8px;"><a href="'.$web_path.$filename.'" alt "'.$filename.'" title="'.$filename.'"><img src="'.$web_path.$filename.'" width="'.$new_sizes['width'].'" height="'.$new_sizes['height'].'" border="0"></a></li>';
-	}
-	echo '</ul>';
+    echo '<h3>'.get_lang('SelectSVGEditImage').'</h3>';
+    echo '<ul>';
+    foreach($png_svg_files as $filename) {
+        $image=$disk_path.$filename;
+
+        if (strpos($filename, "svg")){
+            $new_sizes['width'] = 60;
+            $new_sizes['height'] = 60;
+        }
+        else {
+            $new_sizes = api_resize_image($image, 60, 60);
+        }
+
+        echo '<li style="display:inline; padding:8px;"><a href="'.$web_path.$filename.'" alt "'.$filename.'" title="'.$filename.'"><img src="'.$web_path.$filename.'" width="'.$new_sizes['width'].'" height="'.$new_sizes['height'].'" border="0"></a></li>';
+    }
+    echo '</ul>';
 } else {
-	Display::display_warning_message(get_lang('NoSVGImagesInImagesGalleryPath'));
+    Display::display_warning_message(get_lang('NoSVGImagesInImagesGalleryPath'));
 }
 ?>
 </body>

Spacing +6 added lines, -6 removed lines

@@ -12,7 +12,7 @@ 
 
 $is_allowed_to_edit = api_is_allowed_to_edit(null, true);
 
-$curdirpath='/images/gallery'; //path of library directory
+$curdirpath = '/images/gallery'; //path of library directory
 
 $course_info = api_get_course_info();
 
@@ -36,7 +36,7 @@ 
 		$slideshow_extension = strrchr($file, '.');
 		$slideshow_extension = strtolower($slideshow_extension);
 		if (in_array($slideshow_extension, $accepted_extensions)) {
-			$png_svg_files[] =$file;
+			$png_svg_files[] = $file;
 		}
 	}
 }
@@ -47,7 +47,7 @@ 
 $style = '<style>';
 $style .= '@import "'.api_get_path(WEB_CSS_PATH).'base.css";';
 $style .= '@import "'.api_get_path(WEB_CSS_PATH).'themes/'.api_get_visual_theme().'/default.css";';
-$style .='</style>';
+$style .= '</style>';
 
 ?>
 <!doctype html>
@@ -59,10 +59,10 @@ 
 if (!empty($png_svg_files)) {
 	echo '<h3>'.get_lang('SelectSVGEditImage').'</h3>';
 	echo '<ul>';
-	foreach($png_svg_files as $filename) {
-		$image=$disk_path.$filename;
+	foreach ($png_svg_files as $filename) {
+		$image = $disk_path.$filename;
 
-		if (strpos($filename, "svg")){
+		if (strpos($filename, "svg")) {
 			$new_sizes['width'] = 60;
 			$new_sizes['height'] = 60;
 		}

Braces +1 added lines, -2 removed lines

@@ -65,8 +65,7 @@
 		if (strpos($filename, "svg")){
 			$new_sizes['width'] = 60;
 			$new_sizes['height'] = 60;
-		}
-		else {
+		} else {
 			$new_sizes = api_resize_image($image, 60, 60);
 		}
 

main/inc/lib/svg-edit/extensions/imagelib/groups.php

Indentation +19 added lines, -19 removed lines

@@ -34,9 +34,9 @@ 
 $array_to_search = is_array($docs_and_folders) ? $docs_and_folders : array();
 
 if (count($array_to_search) > 0) {
-	while (list($key) = each($array_to_search)) {
-		$all_files[] = basename($array_to_search[$key]['path']);
-	}
+    while (list($key) = each($array_to_search)) {
+        $all_files[] = basename($array_to_search[$key]['path']);
+    }
 }
 
 //get all svg and png group files
@@ -70,26 +70,26 @@ 
         ($is_allowed_to_edit || GroupManager :: is_user_in_group($_user['user_id'], $groupId))) || $group_properties['doc_state'] == 1
 ){
 
-	if (!empty($png_svg_files)) {
-		echo '<h3>'.get_lang('SelectSVGEditImage').'</h3>';
-		echo '<ul>';
-		foreach($png_svg_files as $filename) {
-			$image = $group_disk_path.$filename;
-
-			if (strpos($filename, "svg")){
-				$new_sizes['width'] = 60;
-				$new_sizes['height'] = 60;
-			} else {
-				$new_sizes = api_resize_image($image, 60, 60);
-			}
+    if (!empty($png_svg_files)) {
+        echo '<h3>'.get_lang('SelectSVGEditImage').'</h3>';
+        echo '<ul>';
+        foreach($png_svg_files as $filename) {
+            $image = $group_disk_path.$filename;
+
+            if (strpos($filename, "svg")){
+                $new_sizes['width'] = 60;
+                $new_sizes['height'] = 60;
+            } else {
+                $new_sizes = api_resize_image($image, 60, 60);
+            }
             echo '<li style="display:inline; padding:8px;">';
             echo '<a href = "'.$group_web_path.$filename.'" alt="'.$filename.'" title="'.$filename.'">';
             echo '<img src = "'.$group_web_path.$filename.'" width = "'.$new_sizes['width'].'" height="'.$new_sizes['height'].'" border="0"></a></li>';
-		}
-		echo '</ul>';
-	}
+        }
+        echo '</ul>';
+    }
 } else {
-	echo Display::display_warning_message(get_lang('OnlyAccessFromYourGroup'));
+    echo Display::display_warning_message(get_lang('OnlyAccessFromYourGroup'));
 }
 ?>
 </body>

Spacing +5 added lines, -5 removed lines

@@ -47,7 +47,7 @@ 
         $slideshow_extension = strrchr($file, '.');
         $slideshow_extension = strtolower($slideshow_extension);
         if (in_array($slideshow_extension, $accepted_extensions)) {
-            $png_svg_files[] =$file;
+            $png_svg_files[] = $file;
         }
     }
 }
@@ -55,7 +55,7 @@ 
 $style = '<style>';
 $style .= '@import "'.api_get_path(WEB_CSS_PATH).'base.css";';
 $style .= '@import "'.api_get_path(WEB_CSS_PATH).'themes/'.api_get_visual_theme().'/default.css";';
-$style .='</style>';
+$style .= '</style>';
 
 ?>
 <!doctype html>
@@ -68,15 +68,15 @@ 
 if ((
         $group_properties['doc_state'] == 2 &&
         ($is_allowed_to_edit || GroupManager :: is_user_in_group($_user['user_id'], $groupId))) || $group_properties['doc_state'] == 1
-){
+) {
 
 	if (!empty($png_svg_files)) {
 		echo '<h3>'.get_lang('SelectSVGEditImage').'</h3>';
 		echo '<ul>';
-		foreach($png_svg_files as $filename) {
+		foreach ($png_svg_files as $filename) {
 			$image = $group_disk_path.$filename;
 
-			if (strpos($filename, "svg")){
+			if (strpos($filename, "svg")) {
 				$new_sizes['width'] = 60;
 				$new_sizes['height'] = 60;
 			} else {

main/inc/lib/svg-edit/extensions/imagelib/users.php

Spacing +4 added lines, -4 removed lines

@@ -25,14 +25,14 @@ 
 		$slideshow_extension = strrchr($file, '.');
 		$slideshow_extension = strtolower($slideshow_extension);
 		if (in_array($slideshow_extension, $accepted_extensions)) {
-			$png_svg_files[] =$file;
+			$png_svg_files[] = $file;
 		}
 	}
 }
 $style = '<style>';
 $style .= '@import "'.api_get_path(WEB_CSS_PATH).'base.css";';
 $style .= '@import "'.api_get_path(WEB_CSS_PATH).'themes/'.api_get_visual_theme().'/default.css";';
-$style .='</style>';
+$style .= '</style>';
 
 ?>
 <!doctype html>
@@ -48,10 +48,10 @@ 
 if (!empty($png_svg_files)) {
 	echo '<h3>'.get_lang('SelectSVGEditImage').'</h3>';
 	echo '<ul>';
-	foreach($png_svg_files as $filename) {
+	foreach ($png_svg_files as $filename) {
 		$image = $user_disk_path.$filename;
 
-		if (strpos($filename, "svg")){
+		if (strpos($filename, "svg")) {
 			$new_sizes['width'] = 60;
 			$new_sizes['height'] = 60;
 		} else {

Indentation +22 added lines, -22 removed lines

@@ -16,19 +16,19 @@ 
 //get all files and folders
 $scan_files = [];
 if (is_dir($user_disk_path)) {
-	$scan_files = scandir($user_disk_path);
+    $scan_files = scandir($user_disk_path);
 }
 //get all svg and png files
 $accepted_extensions = array('.svg', '.png');
 
 if (is_array($scan_files) && count($scan_files) > 0) {
-	foreach ($scan_files as & $file) {
-		$slideshow_extension = strrchr($file, '.');
-		$slideshow_extension = strtolower($slideshow_extension);
-		if (in_array($slideshow_extension, $accepted_extensions)) {
-			$png_svg_files[] =$file;
-		}
-	}
+    foreach ($scan_files as & $file) {
+        $slideshow_extension = strrchr($file, '.');
+        $slideshow_extension = strtolower($slideshow_extension);
+        if (in_array($slideshow_extension, $accepted_extensions)) {
+            $png_svg_files[] =$file;
+        }
+    }
 }
 $style = '<style>';
 $style .= '@import "'.api_get_path(WEB_CSS_PATH).'base.css";';
@@ -47,23 +47,23 @@ 
 echo '<h2>'.get_lang('SocialNetwork').': '.get_lang('MyFiles').'</h2>';
 
 if (!empty($png_svg_files)) {
-	echo '<h3>'.get_lang('SelectSVGEditImage').'</h3>';
-	echo '<ul>';
-	foreach($png_svg_files as $filename) {
-		$image = $user_disk_path.$filename;
+    echo '<h3>'.get_lang('SelectSVGEditImage').'</h3>';
+    echo '<ul>';
+    foreach($png_svg_files as $filename) {
+        $image = $user_disk_path.$filename;
 
-		if (strpos($filename, "svg")){
-			$new_sizes['width'] = 60;
-			$new_sizes['height'] = 60;
-		} else {
-			$new_sizes = api_resize_image($image, 60, 60);
-		}
+        if (strpos($filename, "svg")){
+            $new_sizes['width'] = 60;
+            $new_sizes['height'] = 60;
+        } else {
+            $new_sizes = api_resize_image($image, 60, 60);
+        }
 
-			echo '<li style="display:inline; padding:8px;"><a href="'.$user_web_path.$filename.'" alt "'.$filename.'" title="'.$filename.'"><img src="'.$user_web_path.$filename.'" width="'.$new_sizes['width'].'" height="'.$new_sizes['height'].'" border="0"></a></li>';
-	}
-	echo '</ul>';
+            echo '<li style="display:inline; padding:8px;"><a href="'.$user_web_path.$filename.'" alt "'.$filename.'" title="'.$filename.'"><img src="'.$user_web_path.$filename.'" width="'.$new_sizes['width'].'" height="'.$new_sizes['height'].'" border="0"></a></li>';
+    }
+    echo '</ul>';
 } else {
-	Display::display_warning_message(get_lang('NoSVGImages'));
+    Display::display_warning_message(get_lang('NoSVGImages'));
 }
 ?>
 </body>

main/inc/lib/certificate.lib.php

Indentation +15 added lines, -15 removed lines

@@ -144,8 +144,8 @@ 
     }
 
     /**
-    *  Generates an HTML Certificate and fills the path_certificate field in the DB
-    **/
+     *  Generates an HTML Certificate and fills the path_certificate field in the DB
+     **/
     public function generate($params = array())
     {
         // The user directory should be set
@@ -261,12 +261,12 @@ 
     }
 
     /**
-    * update user info about certificate
-    * @param int $cat_id category id
-    * @param int $user_id user id
-    * @param string $path_certificate the path name of the certificate
-    * @return void()
-    */
+     * update user info about certificate
+     * @param int $cat_id category id
+     * @param int $user_id user id
+     * @param string $path_certificate the path name of the certificate
+     * @return void()
+     */
     public function update_user_info_about_certificate(
         $cat_id,
         $user_id,
@@ -368,13 +368,13 @@ 
     }
 
     /**
-    * Shows the student's certificate (HTML file). If the global setting
-    * allow_public_certificates is set to 'false', no certificate can be printed.
-    * If the global allow_public_certificates is set to 'true' and the course
-    * setting allow_public_certificates is set to 0, no certificate *in this
-    * course* can be printed (for anonymous users). Connected users can always
-    * print them.
-    */
+     * Shows the student's certificate (HTML file). If the global setting
+     * allow_public_certificates is set to 'false', no certificate can be printed.
+     * If the global allow_public_certificates is set to 'true' and the course
+     * setting allow_public_certificates is set to 0, no certificate *in this
+     * course* can be printed (for anonymous users). Connected users can always
+     * print them.
+     */
     public function show()
     {
         // Special rules for anonymous users

Spacing +13 added lines, -13 removed lines

@@ -166,7 +166,7 @@ 
 
             $scoredisplay = ScoreDisplay :: instance();
             $scorecourse = $my_category[0]->calc_score($this->user_id);
-            $scorecourse_display = isset($scorecourse) ? $scoredisplay->display_score($scorecourse,SCORE_AVERAGE) : get_lang('NoResultsAvailable');
+            $scorecourse_display = isset($scorecourse) ? $scoredisplay->display_score($scorecourse, SCORE_AVERAGE) : get_lang('NoResultsAvailable');
 
             // Prepare all necessary variables:
             $organization_name = api_get_setting('Institution');
@@ -180,7 +180,7 @@ 
                 $organization_name, $stud_fn.' '.$stud_ln, $my_category[0]->get_name(),
                 $scorecourse_display
             );
-            $certif_text = str_replace("\\n","\n", $certif_text);
+            $certif_text = str_replace("\\n", "\n", $certif_text);
 
             //If the gradebook is related to skills we added the skills to the user
 
@@ -219,7 +219,7 @@ 
                             // Creating new name
                             $name = md5($this->user_id.$this->certificate_data['cat_id']).'.html';
                             $my_path_certificate = $this->certification_user_path.$name;
-                            $path_certificate    ='/'.$name;
+                            $path_certificate    = '/'.$name;
 
                             //Getting QR filename
                             $file_info = pathinfo($path_certificate);
@@ -230,7 +230,7 @@ 
                                 Display::img($this->certification_web_user_path.$file_info['filename'].'_qr.png', 'QR'),
                                 $new_content_html['content']
                             );
-                            $my_new_content_html = mb_convert_encoding($my_new_content_html,'UTF-8', api_get_system_encoding());
+                            $my_new_content_html = mb_convert_encoding($my_new_content_html, 'UTF-8', api_get_system_encoding());
 
                             $result = @file_put_contents($my_path_certificate, $my_new_content_html);
                             if ($result) {
@@ -273,8 +273,8 @@ 
         $path_certificate
     ) {
         $table_certificate = Database::get_main_table(TABLE_MAIN_GRADEBOOK_CERTIFICATE);
-        if (!UserManager::is_user_certified($cat_id,$user_id)) {
-            $sql='UPDATE '.$table_certificate.' SET path_certificate="'.Database::escape_string($path_certificate).'"
+        if (!UserManager::is_user_certified($cat_id, $user_id)) {
+            $sql = 'UPDATE '.$table_certificate.' SET path_certificate="'.Database::escape_string($path_certificate).'"
                  WHERE cat_id="'.intval($cat_id).'" AND user_id="'.intval($user_id).'" ';
             Database::query($sql);
         }
@@ -330,7 +330,7 @@ 
 
         if (!empty($content)) {
             foreach ($content as $key => $value) {
-                $my_header = str_replace(array('((', '))') , '', $headers[$key]);
+                $my_header = str_replace(array('((', '))'), '', $headers[$key]);
                 $final_content[$my_header] = $value;
             }
         }
@@ -358,11 +358,11 @@ 
             $final_content['gradebook_institution'].' - '.
             $final_content['gradebook_sitename'].' - '.
             get_lang('Certification').$break_space.
-            get_lang('Student'). ': '.$final_content['user_firstname'].' '.$final_content['user_lastname'].$break_space.
-            get_lang('Teacher'). ': '.$final_content['teacher_firstname'].' '.$final_content['teacher_lastname'].$break_space.
-            get_lang('Date'). ': '.$final_content['date_certificate'].$break_space.
-            get_lang('Score'). ': '.$final_content['gradebook_grade'].$break_space.
-            'URL'. ': '.$final_content['certificate_link'];
+            get_lang('Student').': '.$final_content['user_firstname'].' '.$final_content['user_lastname'].$break_space.
+            get_lang('Teacher').': '.$final_content['teacher_firstname'].' '.$final_content['teacher_lastname'].$break_space.
+            get_lang('Date').': '.$final_content['date_certificate'].$break_space.
+            get_lang('Score').': '.$final_content['gradebook_grade'].$break_space.
+            'URL'.': '.$final_content['certificate_link'];
 
         return $text;
     }
@@ -415,7 +415,7 @@ 
         if (!empty($this->certificate_data['path_certificate'])) {
             $user_certificate = $this->certification_user_path.basename($this->certificate_data['path_certificate']);
             if (file_exists($user_certificate)) {
-                header('Content-Type: text/html; charset='. api_get_system_encoding());
+                header('Content-Type: text/html; charset='.api_get_system_encoding());
                 echo @file_get_contents($user_certificate);
             }
         } else {