php-blog-cvs

[Garvin H. <gar...@us...>]

Update of /cvsroot/php-blog/serendipity/plugins/serendipity_plugin_remoterss
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv13233/plugins/serendipity_plugin_remoterss

Added Files:
	serendipity_plugin_remoterss.php 
Log Message:
News remote rss plugin contributed by udo gerhards


--- NEW FILE: serendipity_plugin_remoterss.php ---
<?php

// Contributed by Udo Gerhards <ud...@ba...>

switch ($serendipity['lang']) {
    case 'de':
        @define('PLUGIN_REMOTERSS_TITLE', 'Fremder RSS Feed');
        @define('PLUGIN_REMOTERSS_BLAHBLAH', 'Zeigt Einträge eines externen RSS-Feeds an');
        @define('PLUGIN_REMOTERSS_NUMBER', 'Anzahl der Einträge');
        @define('PLUGIN_REMOTERSS_NUMBER_BLAHBLAH', 'Wieviele Einträge sollen angezeigt werden? (Standard: alle im Feed)');
        @define('PLUGIN_REMOTERSS_SIDEBARTITLE', 'Feed-Titel');
        @define('PLUGIN_REMOTERSS_SIDEBARTITLE_BLAHBLAH', 'Titel der Feed-Anzeige in der Sidebar des Blogs');
        @define('PLUGIN_REMOTERSS_RSSURI', 'RSS-URI');
        @define('PLUGIN_REMOTERSS_RSSURI_BLAHBLAH', 'URI des RSS-Feeds, der angezeigt werden soll');
        @define('PLUGIN_REMOTERSS_RSSTARGET', 'Link-Target');
        @define('PLUGIN_REMOTERSS_RSSTARGET_BLAHBLAH', 'Target des Links zu einem der angezeigten RSS-Einträge (Standard: _blank)');
        @define('PLUGIN_REMOTERSS_NOURI', 'Kein RSS-Feed gewählt');
        @define('PLUGIN_REMOTERSS_CACHETIME', 'Wann wird der Feed aktualisiert?');
        @define('PLUGIN_REMOTERSS_CACHETIME_BLAHBLAH', 'Die Inhalte des fremden Feeds werden gecached. Sobald der Cache älter ist als X Minuten wird er aktualisiert (Standard: 3 Stunden)');
        break;

    case 'en':
    case 'es':
    default:
        @define('PLUGIN_REMOTERSS_TITLE', 'Remote RSS Feed');
        @define('PLUGIN_REMOTERSS_BLAHBLAH', 'Show items of a remote RSS feed');
        @define('PLUGIN_REMOTERSS_NUMBER', 'Number of entries');
        @define('PLUGIN_REMOTERSS_NUMBER_BLAHBLAH', 'How many entries should be displayed? (Default: every entry of the feed)');
        @define('PLUGIN_REMOTERSS_SIDEBARTITLE', 'Feed-Title');
        @define('PLUGIN_REMOTERSS_SIDEBARTITLE_BLAHBLAH', 'Title of the feed in the blog sidebar');
        @define('PLUGIN_REMOTERSS_RSSURI', 'RSS URI');
        @define('PLUGIN_REMOTERSS_RSSURI_BLAHBLAH', 'URI of the RSS feed which you want to display');
        @define('PLUGIN_REMOTERSS_NOURI', 'No RSS feed selected');
        @define('PLUGIN_REMOTERSS_RSSTARGET', 'RSS target');
        @define('PLUGIN_REMOTERSS_RSSTARGET_BLAHBLAH', 'Target of the link to one of the displayed RSS items (Default: _blank)');
        @define('PLUGIN_REMOTERSS_CACHETIME', 'When to update the feed?');
        @define('PLUGIN_REMOTERSS_CACHETIME_BLAHBLAH', 'The contents of a feed are stored in a cache which will be updated as soon as its older than X minutes (Default: 3 hours)');

        break;
}

class serendipity_plugin_remoterss extends serendipity_plugin {

    function introspect(&$propbag) {
        $propbag->add('name',        PLUGIN_REMOTERSS_TITLE);
        $propbag->add('description', PLUGIN_REMOTERSS_BLAHBLAH);
        $propbag->add('configuration', array('number', 'dateformat', 'sidebartitle', 'rssuri', 'target', 'cachetime'));
    }

    function introspect_config_item($name, &$propbag) {
        switch($name) {
            case 'number':
                $propbag->add('type', 'string');
                $propbag->add('name', PLUGIN_REMOTERSS_NUMBER);
                $propbag->add('description', PLUGIN_REMOTERSS_NUMBER_BLAHBLAH);
                break;

            case 'dateformat':
                $propbag->add('type', 'string');
                $propbag->add('name', GENERAL_PLUGIN_DATEFORMAT);
                $propbag->add('description', sprintf(GENERAL_PLUGIN_DATEFORMAT_BLAHBLAH, '%A, %B %e. %Y'));
                break;

            case 'sidebartitle':
                $propbag->add('type', 'string');
                $propbag->add('name', PLUGIN_REMOTERSS_SIDEBARTITLE);
                $propbag->add('description', PLUGIN_REMOTERSS_SIDEBARTITLE_BLAHBLAH);
                break;

            case 'rssuri':
                $propbag->add('type', 'string');
                $propbag->add('name', PLUGIN_REMOTERSS_RSSURI);
                $propbag->add('description', PLUGIN_REMOTERSS_RSSURI_BLAHBLAH);
                break;

            case 'target':
                $propbag->add('type', 'string');
                $propbag->add('name', PLUGIN_REMOTERSS_RSSTARGET);
                $propbag->add('description', PLUGIN_REMOTERSS_RSSTARGET_BLAHBLAH);
                break;

            case 'cachetime':
                $propbag->add('type', 'string');
                $propbag->add('name', PLUGIN_REMOTERSS_CACHETIME);
                $propbag->add('description', PLUGIN_REMOTERSS_CACHETIME_BLAHBLAH);
                break;

            default:
                return false;
        }
        return true;
    }

    function generate_content(&$title) {
        global $serendipity;

        $number       = $this->get_config('number');
        $dateformat   = $this->get_config('dateformat');
        $sidebartitle = $this->get_config('sidebartitle');
        $rssuri       = $this->get_config('rssuri');
        $target       = $this->get_config('target');
        $target       = $this->get_config('cachetime');

        $title = $sidebartitle;

        if (!$number || !is_numeric($number) || $number < 1) {
            $showAll = true;
        } else {
            $showAll = false;
        }

        if (!$dateformat || strlen($dateformat) < 1) {
            $dateformat = '%A, %B %e. %Y';
        }

        if (!$target || strlen($target) < 1) {
            $target = '_blank';
        }

        if (!$cachetime || !is_numeric($cachetime)) {
            $cachetime = 10800; // 3 hours in seconds
        }

        if (trim($rssuri)) {
            $feedcache = $serendipity['serendipityPath'] . 'archives/remoterss_cache_' . preg_replace('@[^a-z0-9]*@i', '', $rssuri) . '.dat';
            if (!file_exists($feedcache) || filemtime($feedcache) < (time() - $cachetime)) {
                require_once 'bundled-libs/Onyx/RSS.php';
                $c = &new Onyx_RSS();
                $c->parse($rssuri);

                $i = 0;
                $content = '';
                while (($showAll || ($i < $number)) && ($item = $c->getNextItem())) {
                    $content .= '<a href="' . $item['link'] . '" target="'.$target.'">' . $item['title'] . "</a><br>\n";
                    $item['timestamp'] = strtotime(isset($item['pubdate']) ? $item['pubdate'] : $item['dc:date']);
                    if (!($item['timestamp'] == -1)) {
                        $content .= '<div class="serendipitySideBarDate">'
                                  . htmlspecialchars(serendipity_formatTime($dateformat, $item['timestamp']))
                                  . '</div><br />';

                    }
                    ++$i;
                }

                $fp = @fopen($feedcache, 'w');
                if ($fp) {
                    fwrite($fp, $content);
                    fclose($fp);
                } else {
                    echo '<!-- Cache failed to ' . $feedcache . ' in ' . getcwd() . ' --><br />';
                }
            } else {
                $content = file_get_contents($feedcache);
            }

            echo $content;
        } else {
           echo PLUGIN_REMOTERSS_NOURI;
        }
    }
}

/* vim: set sts=4 ts=4 expandtab : */
?>