/**
* Compare two texts and show the differences report
* @param string $a
* @param string $b
* @return string
*/
public static function diffTexts($a, $b)
{
Yii::import('ext.TextDiff.*');
Yii::import('ext.TextDiff.Text.*');
$diffObj = new TextDiff();
// For some reason without the space this does not work.
// Have no clue why but at least the space thing solves it
$diffObj->getDiff(' ' . $a . ' ', ' ' . $b . ' ');
return $diffObj->myOutput ? $diffObj->myOutput : Yii::t('global', 'Error trying to show the differences.');
}
