source: inc/core/class.dc.store.parser.php @ 2566:9bf417837888

<?php
# -- BEGIN LICENSE BLOCK ---------------------------------------
#
# This file is part of Dotclear 2.
#
# Copyright (c) 2003-2013 Olivier Meunier & Association Dotclear
# Licensed under the GPL version 2.0 license.
# See LICENSE file or
# http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
#
# -- END LICENSE BLOCK -----------------------------------------
if (!defined('DC_RC_PATH')) { return; }

/**
@ingroup DC_CORE
@brief Repository modules XML feed parser
@since 2.6

Provides an object to parse XML feed of modules from a repository.
*/
class dcStoreParser
{
     /** @var  object    XML object of feed contents */
     protected $xml;
     /** @var  array     Array of feed contents */
     protected $items;
     /** @var  string    XML bloc tag */
     protected static $bloc = 'http://dotaddict.org/da/';

     /**
      * Constructor.
      *
      * @param string    $data          Feed content
      */
     public function __construct($data)
     {
          if (!is_string($data)) {
               throw new Exception(__('Failed to read data feed'));
          }

          $this->xml = simplexml_load_string($data);
          $this->items = array();

          if ($this->xml === false) {
               throw new Exception(__('Wrong data feed'));
          }

          $this->_parse();

          unset($data);
          unset($this->xml);
     }

     /**
      * Parse XML into array
      */
     protected function _parse()
     {
          if (empty($this->xml->module)) {
               return;
          }

          foreach ($this->xml->module as $i) {
               $attrs = $i->attributes();

               $item = array();

               # DC/DA shared markers
               $item['id']         = (string) $attrs['id'];
               $item['file']       = (string) $i->file;
               $item['label']      = (string) $i->name; // deprecated
               $item['name']       = (string) $i->name;
               $item['version']    = (string) $i->version;
               $item['author']     = (string) $i->author;
               $item['desc']       = (string) $i->desc;

               # DA specific markers
               $item['dc_min']     = (string) $i->children(self::$bloc)->dcmin;
               $item['details']    = (string) $i->children(self::$bloc)->details;
               $item['section']    = (string) $i->children(self::$bloc)->section;
               $item['support']    = (string) $i->children(self::$bloc)->support;
               $item['sshot']      = (string) $i->children(self::$bloc)->sshot;

               $tags = array();
               foreach($i->children(self::$bloc)->tags as $t) {
                    $tags[] = (string) $t->tag;
               }
               $item['tags']       = implode(', ',$tags);

               # First filter right now. If DC_DEV is set all modules are parse
               if (defined('DC_DEV') && DC_DEV === true || dcUtils::versionsCompare(DC_VERSION, $item['dc_min'], '>=', false)) {
                    $this->items[$item['id']] = $item;
               }
          }
     }

     /**
      * Get modules.
      *
      * @return     array          Modules list
      */
     public function getModules()
     {
          return $this->items;
     }
}