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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($article["link"], "/~r/") !== FALSE || |
e02555c1 | 28 | strpos($article["link"], "feedsportal.com") !== FALSE)) { |
9b725068 | 29 | |
e02555c1 | 30 | if (strpos($article["plugin_data"], "unburn,$owner_uid:") === FALSE) { |
9b725068 | 31 | |
e02555c1 AD |
32 | $ch = curl_init($article["link"]); |
33 | curl_setopt($ch, CURLOPT_TIMEOUT, 5); | |
34 | curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); | |
35 | curl_setopt($ch, CURLOPT_HEADER, true); | |
36 | curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true); | |
37 | curl_setopt($ch, CURLOPT_USERAGENT, SELF_USER_AGENT); | |
9b725068 | 38 | |
e02555c1 | 39 | $contents = @curl_exec($ch); |
9b725068 | 40 | |
e02555c1 | 41 | $real_url = curl_getinfo($ch, CURLINFO_EFFECTIVE_URL); |
8c685908 | 42 | |
e02555c1 | 43 | curl_close($ch); |
8c685908 | 44 | |
e02555c1 AD |
45 | if ($real_url) { |
46 | /* remove the rest of it */ | |
8c685908 | 47 | |
e02555c1 | 48 | $query = parse_url($real_url, PHP_URL_QUERY); |
8c685908 | 49 | |
e02555c1 AD |
50 | if ($query && strpos($query, "utm_source") !== FALSE) { |
51 | $args = array(); | |
52 | parse_str($query, $args); | |
53 | ||
54 | foreach (array("utm_source", "utm_medium", "utm_campaign") as $param) { | |
55 | if (isset($args[$param])) unset($args[$param]); | |
56 | } | |
8c685908 | 57 | |
e02555c1 | 58 | $new_query = http_build_query($args); |
8c685908 | 59 | |
e02555c1 AD |
60 | if ($new_query != $query) { |
61 | $real_url = str_replace("?$query", "?$new_query", $real_url); | |
62 | } | |
8c685908 | 63 | } |
8c685908 | 64 | |
e02555c1 | 65 | $real_url = preg_replace("/\?$/", "", $real_url); |
1e6463fd | 66 | |
e02555c1 AD |
67 | $article["plugin_data"] = "unburn,$owner_uid:" . $article["plugin_data"]; |
68 | $article["link"] = $real_url; | |
69 | } | |
70 | } else if (isset($article["stored"]["link"])) { | |
71 | $article["link"] = $article["stored"]["link"]; | |
9b725068 AD |
72 | } |
73 | } | |
74 | ||
75 | return $article; | |
76 | } | |
77 | } | |
78 | ?> |