diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/oembed.php | 137 |
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){ |