add pennyarcade plugin

diff --git a/plugins/pennyarcade/pennyarcade.php b/plugins/pennyarcade/pennyarcade.php
new file mode 100644 (file)
index 0000000..242ae46
--- /dev/null
+++ b/plugins/pennyarcade/pennyarcade.php
@@ -0,0 +1,59 @@
+<?php
+class PennyArcade extends Plugin {
+
+       private $link;
+       private $host;
+
+       function about() {
+               return array(1.0,
+                       "Strip unnecessary stuff from PA feeds",
+                       "fox");
+       }
+
+       function init($host) {
+               $this->link = $host->get_link();
+               $this->host = $host;
+
+               $host->add_hook($host::HOOK_ARTICLE_FILTER, $this);
+       }
+
+       function hook_article_filter($article) {
+               $owner_uid = $article["owner_uid"];
+
+               if (strpos($article["link"], "penny-arcade.com") !== FALSE && strpos($article["title"], "Comic:") !== FALSE &&
+                               strpos($article["guid"], "pennyarcade,$owner_uid:") === FALSE) {
+
+                       $doc = new DOMDocument();
+                       @$doc->loadHTML(fetch_file_contents($article["link"]));
+
+                       $basenode = false;
+
+                       if ($doc) {
+                               $xpath = new DOMXPath($doc);
+                               $entries = $xpath->query('(//img[@src])'); // we might also check for img[@class='strip'] I guess...
+
+                               $matches = array();
+
+                               foreach ($entries as $entry) {
+
+                                       if (preg_match("/(http:\/\/art.penny-arcade.com\/.*)/i", $entry->getAttribute("src"), $matches)) {
+
+                                               $basenode = $entry;
+                                               break;
+                                       }
+                               }
+
+                               if ($basenode) {
+                                       $article["content"] = $doc->saveXML($basenode, LIBXML_NOEMPTYTAG);
+
+                                       // we need to update guid with owner_uid because our local article is different from the one
+                                       // other users with this plugin disabled might get
+                                       $article["guid"] = "pennyarcade,$owner_uid:" . $article["guid"];
+                               }
+                       }
+               }
+
+               return $article;
+       }
+}
+?>