plugins/af_redditimgur/init.php

   1 <?php
   2 class Af_RedditImgur extends Plugin {
   3
   4         private $link;
   5         private $host;
   6
   7         function about() {
   8                 return array(1.0,
   9                         "Inline image links in Reddit RSS feeds",
  10                         "fox");
  11         }
  12
  13         function init($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 = $article["owner_uid"];
  22
  23                 if (strpos($article["link"], "reddit.com/r/") !== FALSE) {
  24                         if (strpos($article["plugin_data"], "redditimgur,$owner_uid:") === FALSE) {
  25                                 $doc = new DOMDocument();
  26                                 @$doc->loadHTML($article["content"]);
  27
  28                                 if ($doc) {
  29                                         $xpath = new DOMXPath($doc);
  30                                         $entries = $xpath->query('(//a[@href]|//img[@src])');
  31
  32                                         foreach ($entries as $entry) {
  33                                                 if ($entry->hasAttribute("href")) {
  34                                                         if (preg_match("/\.(jpg|jpeg|gif|png)$/i", $entry->getAttribute("href"))) {
  35
  36                                                                 $img = $doc->createElement('img');
  37                                                                 $img->setAttribute("src", $entry->getAttribute("href"));
  38
  39                                                                 $entry->parentNode->replaceChild($img, $entry);
  40                                                         }
  41                                                 }
  42
  43                                                 // remove tiny thumbnails
  44                                                 if ($entry->hasAttribute("src")) {
  45                                                         if ($entry->parentNode && $entry->parentNode->parentNode) {
  46                                                                 $entry->parentNode->parentNode->removeChild($entry->parentNode);
  47                                                         }
  48                                                 }
  49                                         }
  50
  51                                         $node = $doc->getElementsByTagName('body')->item(0);
  52
  53                                         if ($node) {
  54                                                 $article["content"] = $doc->saveXML($node, LIBXML_NOEMPTYTAG);
  55                                                 $article["plugin_data"] = "redditimgur,$owner_uid:" . $article["plugin_data"];
  56                                         }
  57                                 }
  58                         }
  59                 } else if (isset($article["stored"]["content"])) {
  60                         $article["content"] = $article["stored"]["content"];
  61                 }
  62
  63                 return $article;
  64         }
  65 }
  66 ?>