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tt-rss/plugins/af_unburn/init.php

84 lines
2.0 KiB
PHP

<?php
class Af_Unburn extends Plugin {
private $host;
function about() {
return array(1.0,
"Resolves feedburner and similar feed redirector URLs (requires CURL)",
"fox");
}
function flags() {
return array("needs_curl" => true);
}
function init($host) {
$this->host = $host;
$host->add_hook($host::HOOK_ARTICLE_FILTER, $this);
}
function hook_article_filter($article) {
$owner_uid = $article["owner_uid"];
if (defined('NO_CURL') || !function_exists("curl_init") || ini_get("open_basedir"))
return $article;
if ((strpos($article["link"], "feedproxy.google.com") !== false ||
strpos($article["link"], "/~r/") !== false ||
strpos($article["link"], "feedsportal.com") !== false)) {
$ch = curl_init($article["link"]);
curl_setopt($ch, CURLOPT_TIMEOUT, 5);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_HEADER, true);
curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
curl_setopt($ch, CURLOPT_NOBODY, true);
curl_setopt($ch, CURLOPT_USERAGENT, SELF_USER_AGENT);
if (defined('_CURL_HTTP_PROXY')) {
curl_setopt($ch, CURLOPT_PROXY, _CURL_HTTP_PROXY);
}
@curl_exec($ch);
$real_url = curl_getinfo($ch, CURLINFO_EFFECTIVE_URL);
curl_close($ch);
if ($real_url) {
/* remove the rest of it */
$query = parse_url($real_url, PHP_URL_QUERY);
if ($query && strpos($query, "utm_source") !== false) {
$args = array();
parse_str($query, $args);
foreach (array("utm_source", "utm_medium", "utm_campaign") as $param) {
if (isset($args[$param])) unset($args[$param]);
}
$new_query = http_build_query($args);
if ($new_query != $query) {
$real_url = str_replace("?$query", "?$new_query", $real_url);
}
}
$real_url = preg_replace("/\?$/", "", $real_url);
$article["plugin_data"] = "unburn,$owner_uid:" . $article["plugin_data"];
$article["link"] = $real_url;
}
}
return $article;
}
function api_version() {
return 2;
}
}