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Path: /data/applications/aps/phpwiki/1.4.0-0/standard/htdocs/lib/plugin/ [ Home ]
File: RssFeed.php
<?php // -*-php-*-
// rcs_id('$Id: RssFeed.php 7638 2010-08-11 11:58:40Z vargenau $');
/*
 * Copyright 2003 Arnaud Fontaine
 *
 * This file is part of PhpWiki.
 *
 * PhpWiki is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * PhpWiki is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with PhpWiki; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/
/**
 * @author: Arnaud Fontaine
 */
include("lib/RssParser.php");

class WikiPlugin_RssFeed
extends WikiPlugin
{
    function getName () {
        return _("RssFeed");
    }

    function getDescription () {
        return _("Simple RSS Feed aggregator Plugin");

    }

    // Establish default values for each of this plugin's arguments.
    function getDefaultArguments() {
        return array('feed'        => "",
                     'description' => "",
                     'url'         => "", //"http://phpwiki.org/RecentChanges?format=rss",
                     'maxitem'     => 0,
                     'titleonly'   => false,
                     'debug'       => false,
                     );
   }

    function run($dbi, $argstr, &$request, $basepage) {
        extract($this->getArgs($argstr, $request));

        if (defined('CHARSET'))
                $rss_parser = new RSSParser(CHARSET);
        else
                $rss_parser = new RSSParser();

        if (!empty($url))
            $rss_parser->parse_url( $url, $debug );

        if (!empty($rss_parser->channel['title'])) $feed = $rss_parser->channel['title'];
        if (!empty($rss_parser->channel['link']))  $url  = $rss_parser->channel['link'];
        if (!empty($rss_parser->channel['description']))
            $description = $rss_parser->channel['description'];

        if (!empty($feed)) {
            if (!empty($url)) {
                $titre = HTML::span(HTML::a(array('href'=>$rss_parser->channel['link']),
                                            $rss_parser->channel['title']));
            } else {
                $titre = HTML::span($rss_parser->channel['title']);
            }
            $th = HTML::div(array('class'=> 'feed'), $titre);
            if (!empty($description))
                $th->pushContent(HTML::p(array('class' => 'chandesc'),
                                         HTML::raw($description)));
        } else {
            $th = HTML();
        }

        if (!empty($rss_parser->channel['date']))
            $th->pushContent(HTML::raw("<!--".$rss_parser->channel['date']."-->"));
        $html = HTML::div(array('class'=> 'rss'), $th);
        if ($rss_parser->items) {
            // only maxitem's
            if ( $maxitem > 0 )
                $rss_parser->items = array_slice($rss_parser->items, 0, $maxitem);
            foreach ($rss_parser->items as $item) {
                $cell = HTML::div(array('class'=> 'rssitem'));
                if ($item['link'] and empty($item['title']))
                    $item['title'] = $item['link'];
                $cell_title = HTML::div(array('class'=> 'itemname'),
                                        HTML::a(array('href'=>$item['link']),
                                                HTML::raw($item['title'])));
                $cell->pushContent($cell_title);
                $cell_author = HTML::raw($item['author']);
                $cell_pubDate = HTML::raw($item['pubDate']);
                $cell_authordate = HTML::div(array('class'=> 'authordate'),
                                             $cell_author, HTML::raw(" - "), $cell_pubDate);
                $cell->pushContent($cell_authordate);
                if ((!$titleonly) && (!empty($item['description'])))
                    $cell->pushContent(HTML::div(array('class'=> 'itemdesc'),
                                                 HTML::raw($item['description'])));
                $html->pushContent($cell);
            }
        } else {
            $html = HTML::div(array('class'=> 'rss'), HTML::em(_("no RSS items")));
        }
        if (!check_php_version(5))
            $rss_parser->__destruct();
        return $html;
    }

    function box($args=false, $request=false, $basepage=false) {
        if (!$request) $request =& $GLOBALS['request'];
        extract($args);
        if (empty($title)) $title = _("RssFeed");
        if (empty($url))   $url = 'http://phpwiki.sourceforge.net/phpwiki/RecentChanges?format=rss';
        $argstr = "url=$url";
        if (isset($maxitem) and is_numeric($maxitem)) $argstr .=  " maxitem=$maxitem";
        return $this->makeBox($title,
                              $this->run($request->_dbi, $argstr, $request, $basepage));
    }

};

// Local Variables:
// mode: php
// tab-width: 8
// c-basic-offset: 4
// c-hanging-comment-ender-p: nil
// indent-tabs-mode: nil
// End:
?>