add af_dilbert

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;
+	}
+
+}
+?>