Merge pull request #2185 from tobiasd/20151214-translations

[friendica.git] / include / oembed.php

diff --git a/include/oembed.php b/include/oembed.php
index 29d462d8f7d2252629e1cd3fb75b6508b90c04f2..0e1238360310b87efc675e453bd0805b8868d944 100755 (executable)
--- a/include/oembed.php
+++ b/include/oembed.php
@@ -11,7 +11,6 @@ function oembed_replacecb($matches){
 
 
 function oembed_fetch_url($embedurl, $no_rich_type = false){
-
        $embedurl = trim($embedurl, "'");
        $embedurl = trim($embedurl, '"');
 
@@ -38,7 +37,6 @@ function oembed_fetch_url($embedurl, $no_rich_type = false){
                                if ($dom){
                                        $xpath = new DOMXPath($dom);
                                        $attr = "oembed";
-
                                        $xattr = oe_build_xpath("class","oembed");
                                        $entries = $xpath->query("//link[@type='application/json+oembed']");
                                        foreach($entries as $e){
@@ -46,31 +44,33 @@ function oembed_fetch_url($embedurl, $no_rich_type = false){
                                                $txt = fetch_url($href . '&maxwidth=' . $a->videowidth);
                                                break;
                                        }
+                                       $entries = $xpath->query("//link[@type='text/json+oembed']");
+                                       foreach($entries as $e){
+                                               $href = $e->getAttributeNode("href")->nodeValue;
+                                               $txt = fetch_url($href . '&maxwidth=' . $a->videowidth);
+                                               break;
+                                       }
                                }
                        }
                }
 
                if ($txt==false || $txt==""){
                        $embedly = get_config("system", "embedly");
-                       if ($embedly == "") {
-                               // try oohembed service
-                               $ourl = "http://oohembed.com/oohembed/?url=".urlencode($embedurl).'&maxwidth=' . $a->videowidth;
-                               $txt = fetch_url($ourl);
-                       } else {
+                       if ($embedly != "") {
                                // try embedly service
                                $ourl = "https://api.embed.ly/1/oembed?key=".$embedly."&url=".urlencode($embedurl);
                                $txt = fetch_url($ourl);
-                       }
 
-                       logger("oembed_fetch_url: ".$txt, LOGGER_DEBUG);
+                               logger("oembed_fetch_url: ".$txt, LOGGER_DEBUG);
+                       }
                }
 
                $txt=trim($txt);
-               if ($txt[0]!="{") $txt='{"type":"error"}';
-
-               //save in cache
-               Cache::set($a->videowidth . $embedurl,$txt);
 
+               if ($txt[0]!="{")
+                       $txt='{"type":"error"}';
+               else    //save in cache
+                       Cache::set($a->videowidth . $embedurl,$txt, CACHE_DAY);
        }
 
        $j = json_decode($txt);
@@ -78,6 +78,11 @@ function oembed_fetch_url($embedurl, $no_rich_type = false){
        if (!is_object($j))
                return false;
 
+       // Always embed the SSL version
+       if (isset($j->html))
+               $j->html = str_replace(array("http://www.youtube.com/", "http://player.vimeo.com/"),
+                       array("https://www.youtube.com/", "https://player.vimeo.com/"), $j->html);
+
        $j->embedurl = $embedurl;
 
        // If fetching information doesn't work, then improve via internal functions
@@ -105,10 +110,14 @@ function oembed_fetch_url($embedurl, $no_rich_type = false){
                }
        }
 
+       call_hooks('oembed_fetch_url', $embedurl, $j);
+
        return $j;
 }
 
 function oembed_format_object($j){
+       require_once("mod/proxy.php");
+
        $a = get_app();
        $embedurl = $j->embedurl;
        $jhtml = oembed_iframe($j->embedurl,(isset($j->width) ? $j->width : null), (isset($j->height) ? $j->height : null) );
@@ -138,8 +147,8 @@ function oembed_format_object($j){
                        $ret.="<br>";
                }; break;
                case "photo": {
-                       $ret.= "<img width='".$j->width."' src='".$j->url."'>";
-                       //$ret.= "<img width='".$j->width."' height='".$j->height."' src='".$j->url."'>";
+                       $ret.= "<img width='".$j->width."' src='".proxy_url($j->url)."'>";
+                       //$ret.= "<img width='".$j->width."' height='".$j->height."' src='".proxy_url($j->url)."'>";
                        $ret.="<br>";
                }; break;
                case "link": {
@@ -148,12 +157,13 @@ function oembed_format_object($j){
                case "rich": {
                        // not so safe..
                        if (!get_config("system","no_oembed_rich_content"))
-                               $ret.= $jhtml;
+                               $ret.= proxy_parse_html($jhtml);
                }; break;
        }
 
        // add link to source if not present in "rich" type
        if ($j->type!='rich' || !strpos($j->html,$embedurl) ){
+               $ret .= "<h4>";
                if (isset($j->title)) {
                        if (isset($j->provider_name))
                                $ret .= $j->provider_name.": ";
@@ -173,23 +183,33 @@ function oembed_format_object($j){
 
                                $embedlink .= $j->author_name;
                        }
+                       if (trim($embedlink) == "")
+                               $embedlink = $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 .= "</h4>";
        } else {
                // add <a> for html2bbcode conversion
-               $ret .= "<a href='$embedurl' rel='oembed'></a>";
+               $ret .= "<a href='$embedurl' rel='oembed'>$embedurl</a>";
+               $ret .= "<br style='clear:left'>";
        }
-       $ret.="<br style='clear:left'></span>";
+       $ret.="</span>";
        return  mb_convert_encoding($ret, 'HTML-ENTITIES', mb_detect_encoding($ret));
 }
 
 function oembed_iframe($src,$width,$height) {
+
        if(! $width || strstr($width,'%'))
                $width = '640';
-       if(! $height || strstr($height,'%'))
+       if(! $height || strstr($height,'%')) {
                $height = '300';
+               $resize = 'onload="resizeIframe(this);"';
+       } else
+               $resize = '';
+
        // try and leave some room for the description line.
        $height = intval($height) + 80;
        $width  = intval($width) + 40;
@@ -197,7 +217,7 @@ function oembed_iframe($src,$width,$height) {
        $a = get_app();
 
        $s = $a->get_baseurl()."/oembed/".base64url_encode($src);
-       return '<iframe height="' . $height . '" width="' . $width . '" src="' . $s . '" frameborder="no" >' . t('Embedded content') . '</iframe>';
+       return '<iframe '.$resize.' class="embed_rich" height="'.$height.'" width="'.$width.'" src="'.$s.'" frameborder="no">'.t('Embedded content').'</iframe>';
 
 }