From 53d925095f3bd7437af9b341da5775bcc479c739 Mon Sep 17 00:00:00 2001
From: Michael Vogel <icarus@dabo.de>
Date: Thu, 29 May 2014 11:45:32 +0200
Subject: [PATCH] Added some functionality if oembed isn't working. (Should be
 extended in the future)

---
 include/oembed.php | 28 +++++++++++++++++++++++++++-
 mod/parse_url.php  | 14 ++++++++------
 2 files changed, 35 insertions(+), 7 deletions(-)

diff --git a/include/oembed.php b/include/oembed.php
index 17fc873ccb..29d462d8f7 100755
--- a/include/oembed.php
+++ b/include/oembed.php
@@ -10,7 +10,7 @@ function oembed_replacecb($matches){
 }
 
 
-function oembed_fetch_url($embedurl){
+function oembed_fetch_url($embedurl, $no_rich_type = false){
 
 	$embedurl = trim($embedurl, "'");
 	$embedurl = trim($embedurl, '"');
@@ -79,6 +79,32 @@ function oembed_fetch_url($embedurl){
 		return false;
 
 	$j->embedurl = $embedurl;
+
+	// If fetching information doesn't work, then improve via internal functions
+	if (($j->type == "error") OR ($no_rich_type AND ($j->type == "rich"))) {
+		require_once("mod/parse_url.php");
+		$data = parseurl_getsiteinfo($embedurl, true, false);
+		$j->type = $data["type"];
+
+		if ($j->type == "photo") {
+			$j->url = $data["url"];
+			//$j->width = $data["images"][0]["width"];
+			//$j->height = $data["images"][0]["height"];
+		}
+
+		if (isset($data["title"]))
+		        $j->title = $data["title"];
+
+		if (isset($data["text"]))
+	        	$j->description = $data["text"];
+
+		if (is_array($data["images"])) {
+		        $j->thumbnail_url = $data["images"][0]["src"];
+		        $j->thumbnail_width = $data["images"][0]["width"];
+	        	$j->thumbnail_height = $data["images"][0]["height"];
+		}
+	}
+
 	return $j;
 }
 
diff --git a/mod/parse_url.php b/mod/parse_url.php
index 135a4ccc6f..481b26533d 100644
--- a/mod/parse_url.php
+++ b/mod/parse_url.php
@@ -50,7 +50,7 @@ function completeurl($url, $scheme) {
         return($complete);
 }
 
-function parseurl_getsiteinfo($url, $no_guessing = false) {
+function parseurl_getsiteinfo($url, $no_guessing = false, $do_oembed = true) {
 
 	$siteinfo = array();
 
@@ -82,12 +82,14 @@ function parseurl_getsiteinfo($url, $no_guessing = false) {
 		return($siteinfo);
 	}
 
-	require_once("include/oembed.php");
+	if ($do_oembed) {
+		require_once("include/oembed.php");
 
-	$oembed_data = oembed_fetch_url($url);
+		$oembed_data = oembed_fetch_url($url);
 
-	if ($oembed_data->type != "error")
-		$siteinfo["type"] = $oembed_data->type;
+		if ($oembed_data->type != "error")
+			$siteinfo["type"] = $oembed_data->type;
+	}
 
 	// Fetch the first mentioned charset. Can be in body or header
 	$charset = "";
@@ -217,7 +219,7 @@ function parseurl_getsiteinfo($url, $no_guessing = false) {
 			}
 	}
 
-	if ($oembed_data->type == "link") {
+	if (isset($oembed_data) AND ($oembed_data->type == "link")) {
 		if (isset($oembed_data->title) AND (trim($oembed_data->title) != ""))
 			$siteinfo["title"] = $oembed_data->title;
 		if (isset($oembed_data->description) AND (trim($oembed_data->description) != ""))