From 19c7350770788edf3ae0bb1fd6d95876667adbf6 Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <fox@fakecake.org>
Date: Sun, 23 Dec 2012 14:52:18 +0400
Subject: experimental new plugin system

---
 plugins/redditimgur/README.txt      |  1 +
 plugins/redditimgur/redditimgur.php | 57 +++++++++++++++++++++++++++++++++++++
 2 files changed, 58 insertions(+)
 create mode 100644 plugins/redditimgur/README.txt
 create mode 100644 plugins/redditimgur/redditimgur.php

(limited to 'plugins/redditimgur')

diff --git a/plugins/redditimgur/README.txt b/plugins/redditimgur/README.txt
new file mode 100644
index 000000000..3913e264d
--- /dev/null
+++ b/plugins/redditimgur/README.txt
@@ -0,0 +1 @@
+Inline image links in Reddit RSS
diff --git a/plugins/redditimgur/redditimgur.php b/plugins/redditimgur/redditimgur.php
new file mode 100644
index 000000000..21aaed6e1
--- /dev/null
+++ b/plugins/redditimgur/redditimgur.php
@@ -0,0 +1,57 @@
+<?php
+class RedditImgur {
+
+	private $link;
+	private $host;
+
+	function __construct($host) {
+		$this->link = $host->get_link();
+		$this->host = $host;
+
+		$host->add_hook($host::HOOK_ARTICLE_FILTER, $this);
+	}
+
+	function hook_article_filter($article) {
+
+		if (strpos($article["link"], "reddit.com/r/") !== FALSE) {
+			if (strpos($article["content"], "i.imgur.com") !== FALSE) {
+
+				$doc = new DOMDocument();
+				@$doc->loadHTML($article["content"]);
+
+				if ($doc) {
+					$xpath = new DOMXPath($doc);
+					$entries = $xpath->query('(//a[@href]|//img[@src])');
+
+					foreach ($entries as $entry) {
+						if ($entry->hasAttribute("href")) {
+							if (preg_match("/\.(jpg|jpeg|gif|png)$/i", $entry->getAttribute("href"))) {
+
+							 	$img = $doc->createElement('img');
+								$img->setAttribute("src", $entry->getAttribute("href"));
+
+								$entry->parentNode->replaceChild($img, $entry);
+							}
+						}
+
+						// remove tiny thumbnails
+						if ($entry->hasAttribute("src")) {
+							if ($entry->parentNode && $entry->parentNode->parentNode) {
+								$entry->parentNode->parentNode->removeChild($entry->parentNode);
+							}
+						}
+					}
+
+					$node = $doc->getElementsByTagName('body')->item(0);
+
+					if ($node) {
+						$article["content"] = $doc->saveXML($node, LIBXML_NOEMPTYTAG);
+					}
+				}
+			}
+		}
+
+		return $article;
+	}
+}
+?>
-- 
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