<?php
/**
 * maker
*
 * @author gERD Schaufelberger <gerd@exit0.net>
 * @copyright 2004 by http://wombat.exit0.net
 * @package wombatSite
 * @subpackage install
 */
 
/**
 * make tool: set permissions to config folder
 *
 * using the administration interface to maintain pages
 * requires to load and save pages in the configuration
 * subfolder pages
 *
 * Also to protect non editable files, those permissions
 * won't be changed
 *
 * @version 1.0.0
 * @package wombatSite
 * @subpackage install
 */
class wbMaker_ConfigPermission extends wbMaker {

   /**
	* information
	*
	* @access private
	* @var array $_info
	*/
	var $_info =   array( 
	               'maker' => 'ConfigPermission',
	               'state' =>  'new',
	               'brief' =>  'Set proper file permissions to page configuration.',
	               'msg'   =>  ''
	        );

   /**        
	* Location of pages
	* 
	* relative to baseDir
	*
	* @access private
	* @var string $_confDir
	*/
	var $_confDir =    'conf/pages';
	
   /**
    * location of cache files
    * 
    * @access private
    * @var string $_baseDir
    */
    var $_baseDir;
    
   /**
    * patConfiguration
    * 
    * @access private
    * @var object $_conf
    */
    var $_conf;
    
   /**
	* bring birth!
	*
	* @access public
	* @return boolean $result true on success
	*/
    function __construct() {
        umask( 0000 );
        
        $this->_baseDir =   wbFactory::getParam( 'baseDir' );
        $this->_confDir =   wbFactory::getParam( 'configDir' ) . '/pages';
        $this->_conf    =&  wbFactory::singleton( 'patConfiguration' );
    }

   /**
	* php4 constructor wrapper
	*
	* @access public
	* @see __construct()
	*/
    function wbMaker_ConfigPermission() {
		$this->__construct();
    }
    
   /**
    * run...
    *
    * @access public
    * @return boolean true on success, false if any target has failed (or patError object on error!)
    */
    function make() {
        $base   =   $this->_baseDir . '/' . $this->_confDir;

        // create base folder
        if( !is_dir( $base ) ) {
            $this->_info['state']   =   'failed';
            $this->_info['msg']     =   'Could not find configuration directory "'. $base .'"!';
            return false;
        }

        // make pages folder writeable
        $res    =   @chmod( $base, 0777 );
        if( !$res ) {
            $this->_info['state']   =   'failed';
            $this->_info['msg']     =   'Could not change permissions of "'. $base .'"!';
            return false;
        }

        $dir    =   dir( $base );
        if( !$dir ) {
            $this->_info['state']   =   'failed';
            $this->_info['msg']     =   'Could open directory "'. $base .'" for reading!';
            return false;
        }

        // change permissions of existing files - only if necessary

        $count  =   0;
        while( false !== ( $entry = $dir->read() ) ) {

            // skip hidden files and folders
            if( $entry[0] == '.' ) {
                continue;
            }

            list( $page, $ext ) =   explode( '.', $entry );
            
            if( $ext !== 'xml' ) {
                patErrorManager::raiseNotice( 
                        'wbMaker:ConfigPermission:1',
                        'Unexpected file found!',
                        'Found file "' . $entry . '"! does not match extension: ".xml"!'
                    );
                continue;
            }
            
            // load page config
            $this->_conf->loadConfig( '/pages/' . $entry );
            $conf   =   $this->_conf->getConfigValue( 'page' );
            $this->_conf->clearConfigValue();
            
            if( $conf['edit'] || $conf['delete'] ) {
                wbDebugger::addMsg( 'Make', 'Changed permission of page: "'. $page .'"', 'ConfigPermission' );
                @chmod( $base . '/' . $entry, 0666 );
                ++$count;
            }
        }

        $this->_info['msg']     =   'Adjusted permissions of '. $count .' pages.';
        return true;
    }
}
?>