ttrss/plugins/af_tumblr_1280/init.php

80 lines
1.7 KiB
PHP
Executable File

<?php
class Af_Tumblr_1280 extends Plugin {
private $host;
function about() {
return array(1.0,
"Replace Tumblr pictures with largest size if available (requires CURL)",
"fox");
}
function init($host) {
$this->host = $host;
if (function_exists("curl_init")) {
$host->add_hook($host::HOOK_ARTICLE_FILTER, $this);
}
}
function hook_article_filter($article) {
if (!function_exists("curl_init") || ini_get("open_basedir"))
return $article;
$charset_hack = '<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
</head>';
$doc = new DOMDocument();
$doc->loadHTML($charset_hack . $article["content"]);
$found = false;
if ($doc) {
$xpath = new DOMXpath($doc);
$images = $xpath->query('(//img[contains(@src, \'media.tumblr.com\')])');
foreach ($images as $img) {
$src = $img->getAttribute("src");
$test_src = preg_replace("/_\d{3}.(jpg|gif|png)/", "_1280.$1", $src);
if ($src != $test_src) {
$ch = curl_init($test_src);
curl_setopt($ch, CURLOPT_TIMEOUT, 5);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_HEADER, true);
curl_setopt($ch, CURLOPT_NOBODY, true);
curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
curl_setopt($ch, CURLOPT_USERAGENT, SELF_USER_AGENT);
@$result = curl_exec($ch);
$http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
if ($result && $http_code == 200) {
$img->setAttribute("src", $test_src);
$found = true;
}
}
}
if ($found) {
$doc->removeChild($doc->firstChild); //remove doctype
$article["content"] = $doc->saveHTML();
}
}
return $article;
}
function api_version() {
return 2;
}
}
?>