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-rw-r--r--include/oembed.php137
1 files changed, 87 insertions, 50 deletions
diff --git a/include/oembed.php b/include/oembed.php
index 10d458ff3..06a37d8e4 100644
--- a/include/oembed.php
+++ b/include/oembed.php
@@ -1,55 +1,92 @@
<?php
function oembed_replacecb($matches){
- $embedurl=$matches[1];
-
- $r = q("SELECT v FROM `cache` WHERE k='%s'",
- dbesc($embedurl));
- if(count($r)){
- $txt = $r[0]['v'];
- } else {
- $ourl = "http://oohembed.com/oohembed/?url=".urlencode($embedurl);
- $txt = fetch_url($ourl);
- //save in cache
- q("INSERT INTO `cache` VALUES ('%s','%s','%s')",
- dbesc($embedurl),
- dbesc($txt),
- dbesc(datetime_convert()));
- }
- $j = json_decode($txt);
- $ret="<span class='oembed ".$j->type."'>";
- switch ($j->type) {
- case "video": {
- if (isset($j->thumbnail_url)) {
- /*$tw = (isset($j->thumbnail_width)) ? $j->thumbnail_width:200;
- $th = (isset($j->thumbnail_height)) ? $j->thumbnail_height:180;*/
- $tw=150; $th=120;
- $ret = "<a href='".$embedurl."' onclick='this.innerHTML=unescape(\"".urlencode($j->html)."\").replace(/\+/g,\" \"); return false;' style='float:left; margin: 1em; '>";
- $ret.= "<img width='$tw' height='$th' src='".$j->thumbnail_url."'>";
- $ret.= "</a>";
- } else {
- $ret=$j->html;
- }
- $ret.="<br>";
- }; break;
- case "photo": {
- $ret = "<img width='".$j->width."' height='".$j->height."' src='".$j->url."'>";
- $ret.="<br>";
- }; break;
- case "link": {
- //$ret = "<a href='".$embedurl."'>".$j->title."</a>";
- }; break;
- case "rich": {
- // not so safe..
- $ret = "<blockquote>".$j->html."</blockquote>";
- }; break;
- }
-
- $embedlink = (isset($j->title))?$j->title:$embedurl;
- $ret .= "<a href='$embedurl' rel='oembed'>$embedlink</a>";
- if (isset($j->author_name)) $ret.=" by ".$j->author_name;
- if (isset($j->provider_name)) $ret.=" on ".$j->provider_name;
- $ret.="<br style='clear:left'></span>";
- return $ret;
+ $embedurl=$matches[1];
+ $j = oembed_fetch_url($embedurl);
+ return oembed_format_object($j);
+}
+
+
+function oembed_fetch_url($embedurl){
+ $r = q("SELECT v FROM `cache` WHERE k='%s'",
+ dbesc($embedurl));
+
+ if(count($r)){
+ $txt = $r[0]['v'];
+ } else {
+ $txt = "";
+
+ // try oembed autodiscovery
+ $html_text = fetch_url($embedurl);
+ $dom = @DOMDocument::loadHTML($html_text);
+ if ($dom){
+ $xpath = new DOMXPath($dom);
+ $attr = "oembed";
+
+ $xattr = oe_build_xpath("class","oembed");
+ $entries = $xpath->query("//link[@type='application/json+oembed']");
+ foreach($entries as $e){
+ $href = $e->getAttributeNode("href")->nodeValue;
+ $txt = fetch_url($href);
+ }
+ }
+
+ if ($txt==false || $txt==""){
+ // try oohembed service
+ $ourl = "http://oohembed.com/oohembed/?url=".urlencode($embedurl);
+ $txt = fetch_url($ourl);
+ }
+
+ $txt=trim($txt);
+ if ($txt[0]!="{") $txt='{"type":"error"}';
+
+ //save in cache
+ /*q("INSERT INTO `cache` VALUES ('%s','%s','%s')",
+ dbesc($embedurl),
+ dbesc($txt),
+ dbesc(datetime_convert()));*/
+ }
+
+ $j = json_decode($txt);
+ $j->embedurl = $embedurl;
+ return $j;
+}
+
+function oembed_format_object($j){
+ $embedurl = $j->embedurl;
+ $ret="<span class='oembed ".$j->type."'>";
+ switch ($j->type) {
+ case "video": {
+ if (isset($j->thumbnail_url)) {
+ /*$tw = (isset($j->thumbnail_width)) ? $j->thumbnail_width:200;
+ $th = (isset($j->thumbnail_height)) ? $j->thumbnail_height:180;*/
+ $tw=150; $th=120;
+ $ret.= "<a href='".$embedurl."' onclick='this.innerHTML=unescape(\"".urlencode($j->html)."\").replace(/\+/g,\" \"); return false;' style='float:left; margin: 1em; '>";
+ $ret.= "<img width='$tw' height='$th' src='".$j->thumbnail_url."'>";
+ $ret.= "</a>";
+ } else {
+ $ret=$j->html;
+ }
+ $ret.="<br>";
+ }; break;
+ case "photo": {
+ $ret.= "<img width='".$j->width."' height='".$j->height."' src='".$j->url."'>";
+ $ret.="<br>";
+ }; break;
+ case "link": {
+ //$ret = "<a href='".$embedurl."'>".$j->title."</a>";
+ }; break;
+ case "rich": {
+ // not so safe..
+ $ret.= "<blockquote>".$j->html."</blockquote>";
+ }; break;
+ }
+
+ $embedlink = (isset($j->title))?$j->title:$embedurl;
+ $ret .= "<a href='$embedurl' rel='oembed'>$embedlink</a>";
+ if (isset($j->author_name)) $ret.=" by ".$j->author_name;
+ if (isset($j->provider_name)) $ret.=" on ".$j->provider_name;
+ $ret.="<br style='clear:left'></span>";
+ return $ret;
}
function oembed_bbcode2html($text){