ttrss/plugins/redditimgur/redditimgur.php

61 lines
1.3 KiB
PHP

<?php
class RedditImgur extends Plugin {
private $link;
private $host;
function about() {
return array(1.0,
"Inline image links in Reddit RSS feeds",
"fox");
}
function init($host) {
$this->link = $host->get_link();
$this->host = $host;
$host->add_hook($host::HOOK_ARTICLE_FILTER, $this);
}
function hook_article_filter($article) {
if (strpos($article["link"], "reddit.com/r/") !== FALSE) {
$doc = new DOMDocument();
@$doc->loadHTML($article["content"]);
if ($doc) {
$xpath = new DOMXPath($doc);
$entries = $xpath->query('(//a[@href]|//img[@src])');
foreach ($entries as $entry) {
if ($entry->hasAttribute("href")) {
if (preg_match("/\.(jpg|jpeg|gif|png)$/i", $entry->getAttribute("href"))) {
$img = $doc->createElement('img');
$img->setAttribute("src", $entry->getAttribute("href"));
$entry->parentNode->replaceChild($img, $entry);
}
}
// remove tiny thumbnails
if ($entry->hasAttribute("src")) {
if ($entry->parentNode && $entry->parentNode->parentNode) {
$entry->parentNode->parentNode->removeChild($entry->parentNode);
}
}
}
$node = $doc->getElementsByTagName('body')->item(0);
if ($node) {
$article["content"] = $doc->saveXML($node, LIBXML_NOEMPTYTAG);
}
}
}
return $article;
}
}
?>