chamilo / chamilo-lms

main/cron/lang/check_parse_lang.php

Indentation +10 added lines, -10 removed lines

@@ -17,25 +17,25 @@
 $list = SubLanguageManager::get_lang_folder_files_list($path);
 $langs = scandir(api_get_path(SYS_LANG_PATH));
 foreach ($langs as $lang) {
-  $dir = api_get_path(SYS_LANG_PATH).$lang;
-  if (is_dir($dir) && substr($lang,0,1) != '.' && !empty($lang)) {
+    $dir = api_get_path(SYS_LANG_PATH).$lang;
+    if (is_dir($dir) && substr($lang,0,1) != '.' && !empty($lang)) {
     echo "$lang...";
     $ok = true;
     foreach ($list as $entry) {
-      $file = $dir.'/'.$entry;
-      $out = array();
-      if (is_file($file)) {
+        $file = $dir.'/'.$entry;
+        $out = array();
+        if (is_file($file)) {
         //$terms = array_merge($terms,SubLanguageManager::get_all_language_variable_in_file($file,true));
         @exec('php5 -l '.$file,$out);
         if (substr($out[0],0,2)!='No') {
-          echo $out[0]."\n";
-          $ok = false;
+            echo $out[0]."\n";
+            $ok = false;
+        }
         }
-      }
     }
     if ($ok) {
-      echo "OK\n";
+        echo "OK\n";
+    }
     }
-  }
 }
 echo "Done\n";

main/inc/lib/phpdocx/lib/log4php/helpers/LoggerClassNamePatternConverter.php

Indentation +16 added lines, -16 removed lines

@@ -24,22 +24,22 @@
  */
 class LoggerClassNamePatternConverter extends LoggerNamedPatternConverter {
 
-	/**
-	 * Constructor
-	 *
-	 * @param string $formattingInfo
-	 * @param integer $precision
-	 */
-	public function __construct($formattingInfo, $precision) {
-		parent::__construct($formattingInfo, $precision);
-	}
+    /**
+     * Constructor
+     *
+     * @param string $formattingInfo
+     * @param integer $precision
+     */
+    public function __construct($formattingInfo, $precision) {
+        parent::__construct($formattingInfo, $precision);
+    }
 
-	/**
-	 * @param LoggerLoggingEvent $event
-	 * @return string
-	 */
-	public function getFullyQualifiedName($event) {
-		return $event->fqcn;
-	}
+    /**
+     * @param LoggerLoggingEvent $event
+     * @return string
+     */
+    public function getFullyQualifiedName($event) {
+        return $event->fqcn;
+    }
 }
 

main/inc/lib/specific_fields_manager.lib.php

Indentation +4 added lines, -4 removed lines

@@ -237,10 +237,10 @@
  * @param   int     Internal ID used in specific tool table
  */
 function delete_all_values_for_item($course_id, $tool_id, $ref_id) {
-  $table_sf_values = Database :: get_main_table(TABLE_MAIN_SPECIFIC_FIELD_VALUES);
-  $sql = 'DELETE FROM %s WHERE course_code = \'%s\' AND tool_id = \'%s\' AND ref_id = %s';
-  $sql = sprintf($sql, $table_sf_values, $course_id, $tool_id, $ref_id);
-  Database::query($sql);
+    $table_sf_values = Database :: get_main_table(TABLE_MAIN_SPECIFIC_FIELD_VALUES);
+    $sql = 'DELETE FROM %s WHERE course_code = \'%s\' AND tool_id = \'%s\' AND ref_id = %s';
+    $sql = sprintf($sql, $table_sf_values, $course_id, $tool_id, $ref_id);
+    Database::query($sql);
 }
 
 /**

main/inc/lib/access_url_edit_courses_to_url_functions.lib.php

Indentation +6 added lines, -6 removed lines

@@ -38,17 +38,17 @@
             $needle = Database::escape_string($needle);
             // search courses where username or firstname or lastname begins likes $needle
             $sql = 'SELECT code, title FROM '.$tbl_course.' u '.
-                   ' WHERE (title LIKE "'.$needle.'%" '.
-                   ' OR code LIKE "'.$needle.'%" '.
-                   ' ) '.
-                   ' ORDER BY title, code '.
-                   ' LIMIT 11';
+                    ' WHERE (title LIKE "'.$needle.'%" '.
+                    ' OR code LIKE "'.$needle.'%" '.
+                    ' ) '.
+                    ' ORDER BY title, code '.
+                    ' LIMIT 11';
             $rs = Database::query($sql);
             $i=0;
             while ($course = Database :: fetch_array($rs)) {
                 $i++;
                 if ($i<=10) {
-                     $return .= '<a href="javascript: void(0);" onclick="javascript: add_user_to_url(\''.addslashes($course['code']).'\',\''.addslashes($course['title']).' ('.addslashes($course['code']).')'.'\')">'.$course['title'].' ('.$course['code'].')</a><br />';
+                        $return .= '<a href="javascript: void(0);" onclick="javascript: add_user_to_url(\''.addslashes($course['code']).'\',\''.addslashes($course['title']).' ('.addslashes($course['code']).')'.'\')">'.$course['title'].' ('.$course['code'].')</a><br />';
                 } else {
                     $return .= '...<br />';
                 }

main/inc/lib/pear/Text/Diff3.php

Indentation +6 added lines, -6 removed lines

@@ -46,7 +46,7 @@ 
         }
 
         $this->_edits = $this->_diff3($engine->diff($orig, $final1),
-                                      $engine->diff($orig, $final2));
+                                        $engine->diff($orig, $final2));
     }
 
     /**
@@ -58,11 +58,11 @@ 
             if ($edit->isConflict()) {
                 /* FIXME: this should probably be moved somewhere else. */
                 $lines = array_merge($lines,
-                                     array('<<<<<<<' . ($label1 ? ' ' . $label1 : '')),
-                                     $edit->final1,
-                                     array("======="),
-                                     $edit->final2,
-                                     array('>>>>>>>' . ($label2 ? ' ' . $label2 : '')));
+                                        array('<<<<<<<' . ($label1 ? ' ' . $label1 : '')),
+                                        $edit->final1,
+                                        array("======="),
+                                        $edit->final2,
+                                        array('>>>>>>>' . ($label2 ? ' ' . $label2 : '')));
                 $this->_conflictingBlocks++;
             } else {
                 $lines = array_merge($lines, $edit->merged());

main/newscorm/lp_edit_item.php

Indentation +1 added lines, -1 removed lines

@@ -35,7 +35,7 @@
 
 // Using the resource linker as a tool for adding resources to the learning path.
 if ($action=="add" and $type=="learnpathitem") {
-     $htmlHeadXtra[] = "<script language='JavaScript' type='text/javascript'> window.location=\"../resourcelinker/resourcelinker.php?source_id=5&action=$action&learnpath_id=$learnpath_id&chapter_id=$chapter_id&originalresource=no\"; </script>";
+        $htmlHeadXtra[] = "<script language='JavaScript' type='text/javascript'> window.location=\"../resourcelinker/resourcelinker.php?source_id=5&action=$action&learnpath_id=$learnpath_id&chapter_id=$chapter_id&originalresource=no\"; </script>";
 }
 if ((!$is_allowed_to_edit) || ($isStudentView)) {
     error_log('New LP - User not authorized in lp_build.php');

plugin/dashboard/block_teacher_graph/block_teacher_graph.class.php

Indentation +74 added lines, -74 removed lines

@@ -26,32 +26,32 @@ 
     private $path;
     private $permission = array(DRH);
 
-	/**
-	 * Controller
-	 */
+    /**
+     * Controller
+     */
     public function __construct ($user_id)
     {
-    	$this->user_id  = $user_id;
-    	$this->path 	= 'block_teacher_graph';
-    	if ($this->is_block_visible_for_user($user_id)) {
+        $this->user_id  = $user_id;
+        $this->path 	= 'block_teacher_graph';
+        if ($this->is_block_visible_for_user($user_id)) {
             $this->teachers = UserManager::get_users_followed_by_drh($user_id, COURSEMANAGER);
-    	}
+        }
     }
 
     /**
-	 * This method check if a user is allowed to see the block inside dashboard interface
-	 * @param	int		User id
-	 * @return	bool	Is block visible for user
-	 */
+     * This method check if a user is allowed to see the block inside dashboard interface
+     * @param	int		User id
+     * @return	bool	Is block visible for user
+     */
     public function is_block_visible_for_user($user_id)
     {
-    	$user_info = api_get_user_info($user_id);
-		$user_status = $user_info['status'];
-		$is_block_visible_for_user = false;
-    	if (UserManager::is_admin($user_id) || in_array($user_status, $this->permission)) {
-    		$is_block_visible_for_user = true;
-    	}
-    	return $is_block_visible_for_user;
+        $user_info = api_get_user_info($user_id);
+        $user_status = $user_info['status'];
+        $is_block_visible_for_user = false;
+        if (UserManager::is_admin($user_id) || in_array($user_status, $this->permission)) {
+            $is_block_visible_for_user = true;
+        }
+        return $is_block_visible_for_user;
     }
 
     /**
@@ -61,11 +61,11 @@ 
      */
     public function get_block()
     {
-    	global $charset;
-    	$column = 1;
-    	$data   = array();
-		$teacher_information_graph = $this->get_teachers_information_graph();
-		$html = '
+        global $charset;
+        $column = 1;
+        $data   = array();
+        $teacher_information_graph = $this->get_teachers_information_graph();
+        $html = '
                 <div class="panel panel-default" id="intro">
                     <div class="panel-heading">'.get_lang('TeachersInformationsGraph').'
                         <div class="pull-right"><a class="btn btn-danger btn-xs"  onclick="javascript:if(!confirm(\''.addslashes(api_htmlentities(get_lang('ConfirmYourChoice'),ENT_QUOTES,$charset)).'\')) return false;" href="index.php?action=disable_block&path='.$this->path.'">
@@ -79,53 +79,53 @@ 
                 </div>
 				';
 
-    	$data['column'] = $column;
-    	$data['content_html'] = $html;
+        $data['column'] = $column;
+        $data['content_html'] = $html;
 
-    	return $data;
+        return $data;
 
     }
 
     /**
- 	 * This method return a content html, it's used inside get_block method for showing it inside dashboard interface
- 	 * @return string  content html
- 	 */
+     * This method return a content html, it's used inside get_block method for showing it inside dashboard interface
+     * @return string  content html
+     */
     public function get_teachers_information_graph()
     {
-	 	$teachers = $this->teachers;
-		$graph = '';
-
- 		$user_ids = array_keys($teachers);
- 		$a_last_week = get_last_week();
-
-		if (is_array($user_ids) && count($user_ids) > 0) {
-			$dataSet = new pData;
-			foreach ($user_ids as $user_id) {
-				$teacher_info = api_get_user_info($user_id);
-				$username = $teacher_info['username'];
-				$time_by_days = array();
-				foreach ($a_last_week as $day) {
-					// day is received as y-m-d 12:00:00
-					$start_date = api_get_utc_datetime($day);
-					$end_date = api_get_utc_datetime($day+(3600*24-1));
-
-					$time_on_platform_by_day = Tracking::get_time_spent_on_the_platform($user_id, 'custom', $start_date, $end_date);
-					$hours = floor($time_on_platform_by_day / 3600);
-					$min = floor(($time_on_platform_by_day - ($hours * 3600)) / 60);
-					$time_by_days[] = $min;
-				}
-				$dataSet->addPoints($time_by_days, $username);
-			}
-
-			$last_week 	 = date('Y-m-d',$a_last_week[0]).' '.get_lang('To').' '.date('Y-m-d', $a_last_week[6]);
-			$days_on_week = array();
-			foreach ($a_last_week as $weekday) {
-				$days_on_week[] = date('d/m',$weekday);
-			}
-
-			$dataSet->addPoints($days_on_week, 'Days');
-			$dataSet->setAbscissaName($last_week);
-			$dataSet->setAxisName(0, get_lang('Minutes'));
+            $teachers = $this->teachers;
+        $graph = '';
+
+            $user_ids = array_keys($teachers);
+            $a_last_week = get_last_week();
+
+        if (is_array($user_ids) && count($user_ids) > 0) {
+            $dataSet = new pData;
+            foreach ($user_ids as $user_id) {
+                $teacher_info = api_get_user_info($user_id);
+                $username = $teacher_info['username'];
+                $time_by_days = array();
+                foreach ($a_last_week as $day) {
+                    // day is received as y-m-d 12:00:00
+                    $start_date = api_get_utc_datetime($day);
+                    $end_date = api_get_utc_datetime($day+(3600*24-1));
+
+                    $time_on_platform_by_day = Tracking::get_time_spent_on_the_platform($user_id, 'custom', $start_date, $end_date);
+                    $hours = floor($time_on_platform_by_day / 3600);
+                    $min = floor(($time_on_platform_by_day - ($hours * 3600)) / 60);
+                    $time_by_days[] = $min;
+                }
+                $dataSet->addPoints($time_by_days, $username);
+            }
+
+            $last_week 	 = date('Y-m-d',$a_last_week[0]).' '.get_lang('To').' '.date('Y-m-d', $a_last_week[6]);
+            $days_on_week = array();
+            foreach ($a_last_week as $weekday) {
+                $days_on_week[] = date('d/m',$weekday);
+            }
+
+            $dataSet->addPoints($days_on_week, 'Days');
+            $dataSet->setAbscissaName($last_week);
+            $dataSet->setAxisName(0, get_lang('Minutes'));
             $dataSet->setAbscissa('Days');
             $dataSet->loadPalette(api_get_path(SYS_CODE_PATH) . 'palettes/pchart/default.color', true);
 
@@ -194,20 +194,20 @@ 
                 $imgPath = api_get_path(WEB_ARCHIVE_PATH) . $chartHash;
             }
             $graph = '<img src="' . $imgPath . '" >';
-		} else {
-			$graph = '<p>'.api_convert_encoding(get_lang('GraphicNotAvailable'), 'UTF-8').'</p>';
-		}
+        } else {
+            $graph = '<p>'.api_convert_encoding(get_lang('GraphicNotAvailable'), 'UTF-8').'</p>';
+        }
 
- 		return $graph;
-	}
+            return $graph;
+    }
 
     /**
-	 * Get number of teachers
-	 * @return int
-	 */
-	function get_number_of_teachers()
+     * Get number of teachers
+     * @return int
+     */
+    function get_number_of_teachers()
     {
-		return count($this->teachers);
-	}
+        return count($this->teachers);
+    }
 
 }

main/cron/document/finddoc.php

Indentation +9 added lines, -9 removed lines

@@ -8,19 +8,19 @@
 die();
 require '../../inc/global.inc.php';
 if (empty($_GET['doc'])) {
-  echo "To add a document name to search, add ?doc=abc to the URL";
+    echo "To add a document name to search, add ?doc=abc to the URL";
 } else {
-  echo "Received param ".Security::remove_XSS($_GET['doc'])."<br />";
+    echo "Received param ".Security::remove_XSS($_GET['doc'])."<br />";
 }
 $courses_list =  CourseManager::get_courses_list();
 foreach ($courses_list as $course) {
-  $title = Database::escape_string($_GET['doc']);
-  $td = Database::get_course_table(TABLE_DOCUMENT);
-  $sql = "SELECT id, path FROM $td WHERE c_id = ".$course['id']." AND path LIKE '%$title%' OR title LIKE '%$title%'";
-  $res = Database::query($sql);
-  if (Database::num_rows($res)>0) {
+    $title = Database::escape_string($_GET['doc']);
+    $td = Database::get_course_table(TABLE_DOCUMENT);
+    $sql = "SELECT id, path FROM $td WHERE c_id = ".$course['id']." AND path LIKE '%$title%' OR title LIKE '%$title%'";
+    $res = Database::query($sql);
+    if (Database::num_rows($res)>0) {
     while ($row = Database::fetch_array($res)) {
-      echo "Found doc ".$row['id']."-> ".$row['path']." in course ".$course['code']."<br />";
+        echo "Found doc ".$row['id']."-> ".$row['path']." in course ".$course['code']."<br />";
+    }
     }
-  }
 }

main/inc/lib/table_sort.class.php

Indentation +104 added lines, -104 removed lines

@@ -15,16 +15,16 @@ 
 class TableSort
 {
     /**
-    * Sorts 2-dimensional table.
-    * @param array $data The data to be sorted.
-    * @param int $column The column on which the data should be sorted (default = 0)
-    * @param int $direction The direction to sort (SORT_ASC (default) or SORT_DESC)
-    * @param int $type How should data be sorted (SORT_REGULAR, SORT_NUMERIC,
-    * SORT_STRING,SORT_DATE,SORT_IMAGE)
-    * @return array The sorted dataset
-    * @author bart.mollet@hogent.be
-    */
-	public static function sort_table($data, $column = 0, $direction = SORT_ASC, $type = SORT_REGULAR)
+     * Sorts 2-dimensional table.
+     * @param array $data The data to be sorted.
+     * @param int $column The column on which the data should be sorted (default = 0)
+     * @param int $direction The direction to sort (SORT_ASC (default) or SORT_DESC)
+     * @param int $type How should data be sorted (SORT_REGULAR, SORT_NUMERIC,
+     * SORT_STRING,SORT_DATE,SORT_IMAGE)
+     * @return array The sorted dataset
+     * @author bart.mollet@hogent.be
+     */
+    public static function sort_table($data, $column = 0, $direction = SORT_ASC, $type = SORT_REGULAR)
     {
         if (!is_array($data) || empty($data)) {
             return array();
@@ -71,20 +71,20 @@ 
         usort($data, create_function('$a, $b', $compare_function));
 
         return $data;
-	}
+    }
 
-	/**
-	 * Sorts 2-dimensional table. It is possile changing the columns that will be shown and the way that the columns are to be sorted.
-	 * @param array $data The data to be sorted.
-	 * @param int $column The column on which the data should be sorted (default = 0)
-	 * @param string $direction The direction to sort (SORT_ASC (default) orSORT_DESC)
-	 * @param array $column_show The columns that we will show in the table i.e: $column_show = array('1','0','1') we will show the 1st and the 3th column.
-	 * @param array $column_order Changes how the columns will be sorted ie. $column_order = array('0','3','2','3') The column [1] will be sorted like the column [3]
-	 * @param constant $type How should data be sorted (SORT_REGULAR, SORT_NUMERIC, SORT_STRING, SORT_DATE, SORT_IMAGE)
-	 * @return array The sorted dataset
-	 * @author bart.mollet@hogent.be
-	 */
-	public static function sort_table_config(
+    /**
+     * Sorts 2-dimensional table. It is possile changing the columns that will be shown and the way that the columns are to be sorted.
+     * @param array $data The data to be sorted.
+     * @param int $column The column on which the data should be sorted (default = 0)
+     * @param string $direction The direction to sort (SORT_ASC (default) orSORT_DESC)
+     * @param array $column_show The columns that we will show in the table i.e: $column_show = array('1','0','1') we will show the 1st and the 3th column.
+     * @param array $column_order Changes how the columns will be sorted ie. $column_order = array('0','3','2','3') The column [1] will be sorted like the column [3]
+     * @param constant $type How should data be sorted (SORT_REGULAR, SORT_NUMERIC, SORT_STRING, SORT_DATE, SORT_IMAGE)
+     * @return array The sorted dataset
+     * @author bart.mollet@hogent.be
+     */
+    public static function sort_table_config(
         $data,
         $column = 0,
         $direction = SORT_ASC,
@@ -132,9 +132,9 @@ 
             if (!empty($data)) {
                 foreach ($data as $document) {
                     if ($document['type'] == 'folder') {
-                      $docs_to_sort[$document['id']]   = api_strtolower($document['name']);
+                        $docs_to_sort[$document['id']]   = api_strtolower($document['name']);
                     } else {
-                      $folder_to_sort[$document['id']] = api_strtolower($document['name']);
+                        $folder_to_sort[$document['id']] = api_strtolower($document['name']);
                     }
                     $new_data[$document['id']] = $document;
                 }
@@ -196,91 +196,91 @@ 
             usort($data, create_function('$a, $b', $compare_function));
         }
 
-		if (is_array($column_show) && !empty($column_show)) {
+        if (is_array($column_show) && !empty($column_show)) {
 
-			// We show only the columns data that were set up on the $column_show array
-			$new_order_data = array();
-			$count_data = count($data);
-			$count_column_show = count($column_show);
-			for ($j = 0; $j < $count_data; $j++) {
-				$k = 0;
-				for ($i = 0; $i < $count_column_show; $i++) {
-					if ($column_show[$i]) {
-						$new_order_data[$j][$k] = $data[$j][$i];
-					}
-					$k++;
-				}
-			}
-			// Replace the multi-arrays
-			$data = $new_order_data;
-		}
+            // We show only the columns data that were set up on the $column_show array
+            $new_order_data = array();
+            $count_data = count($data);
+            $count_column_show = count($column_show);
+            for ($j = 0; $j < $count_data; $j++) {
+                $k = 0;
+                for ($i = 0; $i < $count_column_show; $i++) {
+                    if ($column_show[$i]) {
+                        $new_order_data[$j][$k] = $data[$j][$i];
+                    }
+                    $k++;
+                }
+            }
+            // Replace the multi-arrays
+            $data = $new_order_data;
+        }
 
-		return $data;
-	}
+        return $data;
+    }
 
-	/**
-	 * Checks whether a column of a 2D-array contains only numeric values
-	 * @param array $data		The data-array
-	 * @param int $column		The index of the column to check
-	 * @return bool				TRUE if column contains only dates, FALSE otherwise
-	 * @todo Take locale into account (eg decimal point or comma ?)
-	 * @author bart.mollet@hogent.be
-	 */
-	private static function is_numeric_column(& $data, $column)
+    /**
+     * Checks whether a column of a 2D-array contains only numeric values
+     * @param array $data		The data-array
+     * @param int $column		The index of the column to check
+     * @return bool				TRUE if column contains only dates, FALSE otherwise
+     * @todo Take locale into account (eg decimal point or comma ?)
+     * @author bart.mollet@hogent.be
+     */
+    private static function is_numeric_column(& $data, $column)
     {
-		$is_numeric = true;
-		foreach ($data as $index => & $row) {
-			$is_numeric &= is_numeric(strip_tags($row[$column]));
-			if (!$is_numeric) {
-				break;
-			}
-		}
-		return $is_numeric;
-	}
+        $is_numeric = true;
+        foreach ($data as $index => & $row) {
+            $is_numeric &= is_numeric(strip_tags($row[$column]));
+            if (!$is_numeric) {
+                break;
+            }
+        }
+        return $is_numeric;
+    }
 
-	/**
-	 * Checks whether a column of a 2D-array contains only dates (GNU date syntax)
-	 * @param array $data		The data-array
-	 * @param int $column		The index of the column to check
-	 * @return bool				TRUE if column contains only dates, FALSE otherwise
-	 * @author bart.mollet@hogent.be
-	 */
-	private static function is_date_column(& $data, $column)
+    /**
+     * Checks whether a column of a 2D-array contains only dates (GNU date syntax)
+     * @param array $data		The data-array
+     * @param int $column		The index of the column to check
+     * @return bool				TRUE if column contains only dates, FALSE otherwise
+     * @author bart.mollet@hogent.be
+     */
+    private static function is_date_column(& $data, $column)
     {
-		$is_date = true;
-		foreach ($data as $index => & $row) {
-			if (strlen(strip_tags($row[$column])) != 0) {
-				$check_date = strtotime(strip_tags($row[$column]));
-				// strtotime Returns a timestamp on success, FALSE otherwise.
-				// Previous to PHP 5.1.0, this function would return -1 on failure.
-				$is_date &= ($check_date != -1 && $check_date);
-			} else {
-				$is_date &= false;
-			}
-			if (!$is_date) {
-				break;
-			}
-		}
-		return $is_date;
-	}
+        $is_date = true;
+        foreach ($data as $index => & $row) {
+            if (strlen(strip_tags($row[$column])) != 0) {
+                $check_date = strtotime(strip_tags($row[$column]));
+                // strtotime Returns a timestamp on success, FALSE otherwise.
+                // Previous to PHP 5.1.0, this function would return -1 on failure.
+                $is_date &= ($check_date != -1 && $check_date);
+            } else {
+                $is_date &= false;
+            }
+            if (!$is_date) {
+                break;
+            }
+        }
+        return $is_date;
+    }
 
-	/**
-	 * Checks whether a column of a 2D-array contains only images (<img src="path/file.ext" alt=".."/>)
-	 * @param array $data		The data-array
-	 * @param int $column		The index of the column to check
-	 * @return bool				TRUE if column contains only images, FALSE otherwise
-	 * @author bart.mollet@hogent.be
-	 */
-	private static function is_image_column(& $data, $column)
+    /**
+     * Checks whether a column of a 2D-array contains only images (<img src="path/file.ext" alt=".."/>)
+     * @param array $data		The data-array
+     * @param int $column		The index of the column to check
+     * @return bool				TRUE if column contains only images, FALSE otherwise
+     * @author bart.mollet@hogent.be
+     */
+    private static function is_image_column(& $data, $column)
     {
-		$is_image = true;
-		foreach ($data as $index => & $row) {
-			$is_image &= strlen(trim(strip_tags($row[$column], '<img>'))) > 0; // at least one img-tag
-			$is_image &= strlen(trim(strip_tags($row[$column]))) == 0; // and no text outside attribute-values
-			if (!$is_image) {
-				break;
-			}
-		}
-		return $is_image;
-	}
+        $is_image = true;
+        foreach ($data as $index => & $row) {
+            $is_image &= strlen(trim(strip_tags($row[$column], '<img>'))) > 0; // at least one img-tag
+            $is_image &= strlen(trim(strip_tags($row[$column]))) == 0; // and no text outside attribute-values
+            if (!$is_image) {
+                break;
+            }
+        }
+        return $is_image;
+    }
 }