add af_dilbert

diff --git a/plugins/af_dilbert/init.php b/plugins/af_dilbert/init.php
new file mode 100644 (file)
index 0000000..7089183
--- /dev/null
+++ b/plugins/af_dilbert/init.php
@@ -0,0 +1,64 @@
+<?php
+class Af_Dilbert extends Plugin {
+       private $host;
+
+       function about() {
+               return array(1.0,
+                       "Embeds Dilbert strips",
+                       "fox");
+       }
+
+       function init($host) {
+               $this->host = $host;
+
+               $host->add_hook($host::HOOK_ARTICLE_FILTER, $this);
+       }
+
+       function hook_article_filter($article) {
+               $owner_uid = $article["owner_uid"];
+
+               if (strpos($article["guid"], "dilbert.com") !== FALSE) {
+                       if (strpos($article["plugin_data"], "dilbert2,$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 $entry) {
+
+                                               if (preg_match("/dyn\/str_strip\/.*zoom\.gif$/", $entry->getAttribute("src"), $matches)) {
+
+                                                       $entry->setAttribute("src",
+                                                               rewrite_relative_url("http://dilbert.com/",
+                                                               $matches[0]));
+
+                                                       $basenode = $entry;
+                                                       break;
+                                               }
+                                       }
+
+                                       if ($basenode) {
+                                               $article["content"] = $doc->saveXML($basenode);
+                                               $article["plugin_data"] = "dilbert,$owner_uid:" . $article["plugin_data"];
+                                       }
+                               }
+                       } else if (isset($article["stored"]["content"])) {
+                               $article["content"] = $article["stored"]["content"];
+                       }
+               }
+
+               return $article;
+       }
+
+       function api_version() {
+               return 2;
+       }
+
+}
+?>