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9b725068 AD |
1 | <?php |
2 | class Af_Unburn extends Plugin { | |
9b725068 AD |
3 | private $host; |
4 | ||
5 | function about() { | |
6 | return array(1.0, | |
6368785e | 7 | "Resolves feedburner and similar feed redirector URLs (requires CURL)", |
9b725068 AD |
8 | "fox"); |
9 | } | |
10 | ||
11 | function init($host) { | |
9b725068 AD |
12 | $this->host = $host; |
13 | ||
14 | $host->add_hook($host::HOOK_ARTICLE_FILTER, $this); | |
15 | } | |
16 | ||
17 | function hook_article_filter($article) { | |
18 | $owner_uid = $article["owner_uid"]; | |
19 | ||
aa03bac4 | 20 | if (defined('NO_CURL') || !function_exists("curl_init") || ini_get("open_basedir")) |
9b725068 AD |
21 | return $article; |
22 | ||
eb161344 | 23 | if ((strpos($article["link"], "feedproxy.google.com") !== FALSE || |
a90952ec | 24 | strpos($article["link"], "/~r/") !== FALSE || |
e02555c1 | 25 | strpos($article["link"], "feedsportal.com") !== FALSE)) { |
9b725068 | 26 | |
4c467026 | 27 | $ch = curl_init($article["link"]); |
81153e6b | 28 | |
e02555c1 AD |
29 | curl_setopt($ch, CURLOPT_TIMEOUT, 5); |
30 | curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); | |
31 | curl_setopt($ch, CURLOPT_HEADER, true); | |
4c467026 | 32 | curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true); |
fb59c879 | 33 | curl_setopt($ch, CURLOPT_NOBODY, true); |
e02555c1 | 34 | curl_setopt($ch, CURLOPT_USERAGENT, SELF_USER_AGENT); |
9b725068 | 35 | |
05f14a7d AD |
36 | if (defined('_CURL_HTTP_PROXY')) { |
37 | curl_setopt($ch, CURLOPT_PROXY, _CURL_HTTP_PROXY); | |
38 | } | |
39 | ||
129d6263 | 40 | @curl_exec($ch); |
9b725068 | 41 | |
e02555c1 | 42 | $real_url = curl_getinfo($ch, CURLINFO_EFFECTIVE_URL); |
8c685908 | 43 | |
e02555c1 | 44 | curl_close($ch); |
8c685908 | 45 | |
e02555c1 AD |
46 | if ($real_url) { |
47 | /* remove the rest of it */ | |
8c685908 | 48 | |
e02555c1 | 49 | $query = parse_url($real_url, PHP_URL_QUERY); |
8c685908 | 50 | |
e02555c1 AD |
51 | if ($query && strpos($query, "utm_source") !== FALSE) { |
52 | $args = array(); | |
53 | parse_str($query, $args); | |
54 | ||
55 | foreach (array("utm_source", "utm_medium", "utm_campaign") as $param) { | |
56 | if (isset($args[$param])) unset($args[$param]); | |
57 | } | |
8c685908 | 58 | |
e02555c1 | 59 | $new_query = http_build_query($args); |
8c685908 | 60 | |
e02555c1 AD |
61 | if ($new_query != $query) { |
62 | $real_url = str_replace("?$query", "?$new_query", $real_url); | |
63 | } | |
8c685908 | 64 | } |
8c685908 | 65 | |
e02555c1 | 66 | $real_url = preg_replace("/\?$/", "", $real_url); |
1e6463fd | 67 | |
e02555c1 AD |
68 | $article["plugin_data"] = "unburn,$owner_uid:" . $article["plugin_data"]; |
69 | $article["link"] = $real_url; | |
70 | } | |
9b725068 AD |
71 | } |
72 | ||
73 | return $article; | |
74 | } | |
81153e6b | 75 | |
106a3de9 AD |
76 | function api_version() { |
77 | return 2; | |
78 | } | |
79 | ||
9b725068 AD |
80 | } |
81 | ?> |