156 lines
4.3 KiB
PHP
156 lines
4.3 KiB
PHP
<?php
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class Af_Comics extends Plugin {
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private $host;
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private $filters = array();
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function about() {
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return array(2.0,
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"Fixes RSS feeds of assorted comic strips",
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"fox");
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}
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function init($host) {
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$this->host = $host;
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$host->add_hook($host::HOOK_FETCH_FEED, $this);
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$host->add_hook($host::HOOK_ARTICLE_FILTER, $this);
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$host->add_hook($host::HOOK_PREFS_TAB, $this);
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require_once __DIR__ . "/filter_base.php";
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$filters = array_merge(glob(__DIR__ . "/filters.local/*.php"), glob(__DIR__ . "/filters/*.php"));
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$names = [];
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foreach ($filters as $file) {
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$filter_name = preg_replace("/\..*$/", "", basename($file));
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if (array_search($filter_name, $names) === FALSE) {
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if (!class_exists($filter_name)) {
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require_once $file;
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}
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array_push($names, $filter_name);
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$filter = new $filter_name();
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if (is_subclass_of($filter, "Af_ComicFilter")) {
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array_push($this->filters, $filter);
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array_push($names, $filter_name);
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}
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}
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}
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}
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function hook_prefs_tab($args) {
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if ($args != "prefFeeds") return;
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print "<div dojoType=\"dijit.layout.AccordionPane\" title=\"".__('Feeds supported by af_comics')."\">";
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print "<p>" . __("The following comics are currently supported:") . "</p>";
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$comics = array("GoComics");
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foreach ($this->filters as $f) {
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foreach ($f->supported() as $comic) {
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array_push($comics, $comic);
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}
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}
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asort($comics);
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print "<ul class=\"browseFeedList\" style=\"border-width : 1px\">";
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foreach ($comics as $comic) {
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print "<li>$comic</li>";
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}
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print "</ul>";
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print "<p>".__('GoComics requires a specific URL to workaround their lack of feed support: <code>http://feeds.feedburner.com/uclick/<em>comic_name</em></code> (e.g. <code>http://www.gocomics.com/garfield</code> uses <code>http://feeds.feedburner.com/uclick/garfield</code>).')."</p>";
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print "<p>".__('Drop any updated filters into <code>filters.local</code> in plugin directory.')."</p>";
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print "</div>";
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}
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function hook_article_filter($article) {
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foreach ($this->filters as $f) {
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if ($f->process($article))
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break;
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}
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return $article;
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}
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// GoComics dropped feed support so it needs to be handled when fetching the feed.
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/**
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* @SuppressWarnings(PHPMD.UnusedFormalParameter)
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*/
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function hook_fetch_feed($feed_data, $fetch_url, $owner_uid, $feed, $last_article_timestamp, $auth_login, $auth_pass) {
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if ($auth_login || $auth_pass)
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return $feed_data;
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if (preg_match('#^https?://feeds.feedburner.com/uclick/([-a-z]+)#', $fetch_url, $comic)) {
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$site_url = 'http://www.gocomics.com/' . $comic[1];
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$article_link = $site_url . date('/Y/m/d');
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$body = fetch_file_contents(array('url' => $article_link, 'type' => 'text/html', 'followlocation' => false));
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require_once 'lib/MiniTemplator.class.php';
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$feed_title = htmlspecialchars($comic[1]);
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$site_url = htmlspecialchars($site_url);
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$article_link = htmlspecialchars($article_link);
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$tpl = new MiniTemplator();
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$tpl->readTemplateFromFile('templates/generated_feed.txt');
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$tpl->setVariable('FEED_TITLE', $feed_title, true);
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$tpl->setVariable('VERSION', VERSION, true);
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$tpl->setVariable('FEED_URL', htmlspecialchars($fetch_url), true);
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$tpl->setVariable('SELF_URL', $site_url, true);
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$tpl->setVariable('ARTICLE_UPDATED_ATOM', date('c'), true);
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$tpl->setVariable('ARTICLE_UPDATED_RFC822', date(DATE_RFC822), true);
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if ($body) {
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$doc = new DOMDocument();
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if (@$doc->loadHTML($body)) {
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$xpath = new DOMXPath($doc);
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$node = $xpath->query('//picture[contains(@class, "item-comic-image")]/img')->item(0);
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if ($node) {
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$tpl->setVariable('ARTICLE_ID', $article_link, true);
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$tpl->setVariable('ARTICLE_LINK', $article_link, true);
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$tpl->setVariable('ARTICLE_TITLE', date('l, F d, Y'), true);
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$tpl->setVariable('ARTICLE_EXCERPT', '', true);
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$tpl->setVariable('ARTICLE_CONTENT', $doc->saveXML($node), true);
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$tpl->setVariable('ARTICLE_AUTHOR', '', true);
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$tpl->setVariable('ARTICLE_SOURCE_LINK', $site_url, true);
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$tpl->setVariable('ARTICLE_SOURCE_TITLE', $feed_title, true);
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$tpl->addBlock('entry');
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}
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}
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}
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$tpl->addBlock('feed');
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$tmp_data = '';
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if ($tpl->generateOutputToString($tmp_data))
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$feed_data = $tmp_data;
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}
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return $feed_data;
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}
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function api_version() {
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return 2;
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}
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} |