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9b725068 AD |
1 | <?php |
2 | class Af_Unburn extends Plugin { | |
3 | ||
4 | private $link; | |
5 | private $host; | |
6 | ||
7 | function about() { | |
8 | return array(1.0, | |
6368785e | 9 | "Resolves feedburner and similar feed redirector URLs (requires CURL)", |
9b725068 AD |
10 | "fox"); |
11 | } | |
12 | ||
13 | function init($host) { | |
14 | $this->link = $host->get_link(); | |
15 | $this->host = $host; | |
16 | ||
17 | $host->add_hook($host::HOOK_ARTICLE_FILTER, $this); | |
18 | } | |
19 | ||
20 | function hook_article_filter($article) { | |
21 | $owner_uid = $article["owner_uid"]; | |
22 | ||
23 | if (!function_exists("curl_init")) | |
24 | return $article; | |
25 | ||
eb161344 | 26 | if ((strpos($article["link"], "feedproxy.google.com") !== FALSE || |
a90952ec | 27 | strpos($article["link"], "/~r/") !== FALSE || |
eb161344 | 28 | strpos($article["link"], "feedsportal.com") !== FALSE) && |
b30abdad | 29 | strpos($article["plugin_data"], "unburn,$owner_uid:") === FALSE) { |
9b725068 AD |
30 | |
31 | $ch = curl_init($article["link"]); | |
8055097c | 32 | curl_setopt($ch, CURLOPT_TIMEOUT, 5); |
9b725068 AD |
33 | curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); |
34 | curl_setopt($ch, CURLOPT_HEADER, true); | |
35 | curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true); | |
389859b5 | 36 | curl_setopt($ch, CURLOPT_USERAGENT, SELF_USER_AGENT); |
9b725068 AD |
37 | |
38 | $contents = @curl_exec($ch); | |
39 | ||
40 | $real_url = curl_getinfo($ch, CURLINFO_EFFECTIVE_URL); | |
41 | ||
8c685908 AD |
42 | curl_close($ch); |
43 | ||
9b725068 | 44 | if ($real_url) { |
8c685908 AD |
45 | /* remove the rest of it */ |
46 | ||
47 | $query = parse_url($real_url, PHP_URL_QUERY); | |
48 | ||
49 | if ($query && strpos($query, "utm_source") !== FALSE) { | |
50 | $args = array(); | |
51 | parse_str($query, $args); | |
52 | ||
53 | foreach (array("utm_source", "utm_medium", "utm_campaign") as $param) { | |
54 | if (isset($args[$param])) unset($args[$param]); | |
55 | } | |
56 | ||
57 | $new_query = http_build_query($args); | |
58 | ||
59 | if ($new_query != $query) { | |
60 | $real_url = str_replace("?$query", "?$new_query", $real_url); | |
61 | } | |
62 | } | |
63 | ||
1e6463fd AD |
64 | $real_url = preg_replace("/\?$/", "", $real_url); |
65 | ||
b30abdad | 66 | $article["plugin_data"] = "unburn,$owner_uid:" . $article["plugin_data"]; |
9b725068 AD |
67 | $article["link"] = $real_url; |
68 | } | |
69 | } | |
70 | ||
71 | return $article; | |
72 | } | |
73 | } | |
74 | ?> |