1 files changed, 69 insertions, 72 deletions

diff --git a/core/DataTable/Filter/ColumnCallbackAddColumn.php b/core/DataTable/Filter/ColumnCallbackAddColumn.php
index 64882283c5..4aa8b008e4 100755
--- a/core/DataTable/Filter/ColumnCallbackAddColumn.php
+++ b/core/DataTable/Filter/ColumnCallbackAddColumn.php
@@ -1,89 +1,86 @@
 <?php
 /**
  * Piwik - Open source web analytics
- * 
+ *
  * @link http://piwik.org
  * @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
- * 
+ *
  * @category Piwik
  * @package Piwik
  */
 
 /**
  * Adds a new column to every row of a DataTable based on the result of callback.
- * 
+ *
  * @package Piwik
  * @subpackage Piwik_DataTable
  */
 class Piwik_DataTable_Filter_ColumnCallbackAddColumn extends Piwik_DataTable_Filter
 {
-	/**
-	 * The names of the columns to pass to the callback.
-	 */
-	private $columns;
-	
-	/**
-	 * The name of the column to add.
-	 */
-	private $columnToAdd;
-	
-	/**
-	 * The callback to apply to each row of the DataTable. The result is added as
-	 * the value of a new column.
-	 */
-	private $functionToApply;
-	
-	/**
-	 * Extra parameters to pass to the callback.
-	 */
-	private $functionParameters;
-	
-	/**
-	 * Constructor.
-	 * 
-	 * @param Piwik_DataTable  $table               The DataTable that will be filtered.
-	 * @param array|string     $columns             The names of the columns to pass to the callback.
-	 * @param string           $columnToAdd         The name of the column to add.
-	 * @param mixed            $functionToApply     The callback to apply to each row of a DataTable.
-	 * @param array            $functionParameters  Extra parameters to pass to $functionToApply.
-	 */
-	public function __construct( $table, $columns, $columnToAdd, $functionToApply, $functionParameters = array() )
-	{
-		parent::__construct($table);
-		
-		if (!is_array($columns))
-		{
-			$columns = array($columns);
-		}
-		
-		$this->columns = $columns;
-		$this->columnToAdd = $columnToAdd;
-		$this->functionToApply = $functionToApply;
-		$this->functionParameters = $functionParameters;
-	}
-	
-	/**
-	 * Executes a callback on every row of the supplied table and adds the result of
-	 * the callback as a new column to each row.
-	 * 
-	 * @param Piwik_DataTable  $table  The table to filter.
-	 */
-	public function filter( $table )
-	{
-		foreach ($table->getRows() as $row)
-		{
-			$columnValues = array();
-			foreach ($this->columns as $column)
-			{
-				$columnValues[] = $row->getColumn($column);
-			}
-			
-			$parameters = array_merge($columnValues, $this->functionParameters);
-			$value = call_user_func_array($this->functionToApply, $parameters);
-			
-			$row->setColumn($this->columnToAdd, $value);
-			
-			$this->filterSubTable($row);
-		}
-	}
+    /**
+     * The names of the columns to pass to the callback.
+     */
+    private $columns;
+
+    /**
+     * The name of the column to add.
+     */
+    private $columnToAdd;
+
+    /**
+     * The callback to apply to each row of the DataTable. The result is added as
+     * the value of a new column.
+     */
+    private $functionToApply;
+
+    /**
+     * Extra parameters to pass to the callback.
+     */
+    private $functionParameters;
+
+    /**
+     * Constructor.
+     *
+     * @param Piwik_DataTable $table               The DataTable that will be filtered.
+     * @param array|string $columns             The names of the columns to pass to the callback.
+     * @param string $columnToAdd         The name of the column to add.
+     * @param mixed $functionToApply     The callback to apply to each row of a DataTable.
+     * @param array $functionParameters  Extra parameters to pass to $functionToApply.
+     */
+    public function __construct($table, $columns, $columnToAdd, $functionToApply, $functionParameters = array())
+    {
+        parent::__construct($table);
+
+        if (!is_array($columns)) {
+            $columns = array($columns);
+        }
+
+        $this->columns = $columns;
+        $this->columnToAdd = $columnToAdd;
+        $this->functionToApply = $functionToApply;
+        $this->functionParameters = $functionParameters;
+    }
+
+    /**
+     * Executes a callback on every row of the supplied table and adds the result of
+     * the callback as a new column to each row.
+     *
+     * @param Piwik_DataTable $table  The table to filter.
+     */
+    public function filter($table)
+    {
+        foreach ($table->getRows() as $row) {
+            $columnValues = array();
+            foreach ($this->columns as $column) {
+                $columnValues[] = $row->getColumn($column);
+            }
+
+            $parameters = array_merge($columnValues, $this->functionParameters);
+            $value = call_user_func_array($this->functionToApply, $parameters);
+
+            $row->setColumn($this->columnToAdd, $value);
+
+            $this->filterSubTable($row);
+        }
+    }
 }