<?php
/**
 * datasource for Wombat framework
 *
 *
 * @author gERD Schaufelberger <gerd@exit0.net>
 * @copyright 2004 by http://wombat.exit0.net
 * @package wombatSite
 * @subpackage formDatasource
 */
 
/**
 * form datasource which finds all static templates
 *
 * @version 0.1
 * @package wombatSite
 * @subpackage formDatasource
 */
class wbFormDatasource_LoadExtension extends wbFormDatasource
{
   /**
	* default values of used attributes
    * @access private
	* @var array $_atts
	*/
	var $_atts = array(
						);

   /**
	* implement this method
	*
	* @access private
	* @param integer $id	
	* @return boolean $result true on success
	* @see
	*/
    function getValues()
    {
        $extDir = wbFactory::getParam( 'baseDir' ) . '/extension';
        $values =   array(
                array(
                    'label' =>  _('... select custom extension' ),
                    'value' => ''
                    )
        );

        // read dir
        if( !is_dir( $extDir ) ) {
            wbDebugger::addMsg( 'FormDS', 'Could not open directory: ' . $extDir, 'LoadExtension' );
            return $values;
        }

        $dir  =   dir( $extDir );
        while( ( $entry = $dir->read() ) !== false ) {
            // skip hidden files
            if( $entry[0] == '.' ) {
                continue;
            }

            if( is_dir( $extDir . '/' . $entry ) ) {
                continue;
            }

            // see whether it is a php file
            $val   =   explode( '.', $entry );
            $ext    =   array_pop( $val );

            // skip unknown extensions
            if( $ext != 'php' ) {
                continue;
            }

            $val   =   implode( '.', $val );
            array_push( $values, array( 'value' => $val, 'label' => $val ) );
        }
        $dir->close();

		return $values;
    }
}
?>