thorsten / phpMyFAQ

         function getValidTextEditorExts()

         {

         	$validEditorExts = explode(',', CONFIG_EDITABLE_VALID_EXTS);

         	if(CONFIG_UPLOAD_VALID_EXTS)

         	{//exclude those exts not shown on CONFIG_UPLOAD_VALID_EXTS

         		$validUploadExts = explode(',', CONFIG_UPLOAD_VALID_EXTS);

         		foreach($validEditorExts as $k=>$v)

         		{

         			if(array_search($v, $validUploadExts) === false)

         			{

         				unset($validEditorExts[$k]);

         			}

         		}        		

         	}

         	if(CONFIG_UPLOAD_INVALID_EXTS)

         	{//exlcude those exists in CONFIG_UPLOAD_INVALID_EXTS

         		$invalidUploadExts = explode(',', CONFIG_UPLOAD_INVALID_EXTS);

         			}

         		}        		

         	}

         	if(CONFIG_UPLOAD_INVALID_EXTS)

         	{//exlcude those exists in CONFIG_UPLOAD_INVALID_EXTS

         		$invalidUploadExts = explode(',', CONFIG_UPLOAD_INVALID_EXTS);

         		foreach($validEditorExts as $k=>$v)

         		{

         			if(array_search($v, $invalidUploadExts) !== false)

         			{

         				unset($validEditorExts[$k]);

         			}

         		}

         	}

         	return $validEditorExts;        	

         }