source: spip-zone/_plugins_/plugins_seenthis/autoembed/autoembed.php @ 74205

<?php


function embed_url($url) {
        $max_w = 440;
        $max_i = 300;

        $afficher_soundmanager = false ;
        //$afficher_soundmanager = true ;

        $url = str_replace("/#/", "/", $url);
        $url = str_replace("/#!/", "/", $url);


        $p = parse_url($url);
        $host = $p["host"];
        $host = preg_replace(",^www\.,", "", $host);
        $host = str_replace(".", "-", $host);

        $fichier = md5($url).".php";
        $dossier = substr(md5($url), 0, 3);

        // Si l'embed a deja été sauvegardé
        if (file_exists(_DIR_CACHE."$host/$dossier/$fichier")) {
                $html = implode("", file(_DIR_CACHE."$host/$dossier/$fichier"));
                if (strlen($html) > 0) return $html;
        } else { // Si pas sauvegardé
                // Gérer les images Flickr à part
                // car autoembed ne gère que les vidéos de Flickr
                // sets
                if (preg_match(",^https?\://(www\.)?flickr\.com/+photos/+[^/]*/+sets/[^/]+,i", $url, $r)) {
                        if ($page = @join("",file($r[0]))) {
                                if (preg_match(',<meta property="og:image" content="(.*)" />,', $page, $i1)) {
                                        $img = $i1[1];
                                        $code_ae = "<div class='oembed-container oembed-img'><a href='$url'><img src='$img' alt='Flickr' style='max-width: ".$max_w."px; max-height: ".$max_i."px;'/></a></div>";
                                }
                        }
                }
                if (preg_match("/^https?\:\/\/(www\.)?flickr\.com/i", $url)) {
                        $oembed = "http://www.flickr.com/services/oembed/?format=json&url=".$url;
                        $json = @join("",file($oembed));
                        
                        $json = @json_decode($json);
                        $img = $json->{'url'};
                        if ($img) $code_ae = "<div class='oembed-container oembed-img'><a href='$url'><img src='$img' alt='Flickr' style='max-width: ".$max_i."px; max-height: ".$max_i."px;'/></a></div>";     
                }
                else if (preg_match("/^http\:\/\/(www\.)?pastebin\.com\/(.*)/i", $url, $regs)) {
                        $val = $regs[2];

                        $html = "<iframe src='http://pastebin.com/embed_iframe.php?i=".$val."' style='border:none;width:100%;'></iframe>";
                        //$html = "<script src='http://pastebin.com/embed_js.php?i=".$val."'></script>";
                        $code_ae = "<div class='oembed-container oembed-code'>$html</div>";
                        
                }
                else if (preg_match("/^https?\:\/\/gist\.github\.com\/(.*)/i", $url, $regs)) {
                        $html = file_get_contents($url);
                        $tag = 'pre'; # extraire_balise
                        if (preg_match(
                        ",<$tag\b[^>]*(/>|>.*</$tag\b[^>]*>|>),UimsS",
                        $html, $regs)) {
                                $pre = $regs[0];
                                $code_ae = "<div class='oembed-container oembed-code'>$pre</div>";
                        }
                }
                else if (preg_match("/^http\:\/\/(www\.)?yfrog\.com/i", $url)) {
                        $oembed = "http://www.yfrog.com/api/oembed?url?format=json&url=".$url;
                        $json = join("",file($oembed));
                        $json = json_decode($json);
                        $img = $json->{'url'};
                        if ($img) $code_ae = "<div class='oembed-container oembed-img'><a href='$url'><img src='$img' alt='Flickr' style='max-width: ".$max_i."px; max-height: ".$max_i."px;'/></a></div>";     
                }
                else if (preg_match("/^http\:\/\/(www\.)?soundcloud\.com/i", $url)) {
                        $oembed = "http://soundcloud.com/oembed/?format=json&url=".$url;
                        $json = join("",file($oembed));
                        $json = json_decode($json);
                        $html = $json->{'html'};
                        if ($html) $code_ae = "<div class='oembed-container'>$html</div>";      
                } 
                else if (preg_match("/^http\:\/\/(www\.)?slideshare\.net/i", $url)) {
                        // Le JSON ne se décode pas correction,
                        // je passe donc en XML
                        $oembed = "http://www.slideshare.net/api/oembed/2?format=xml&url=".$url."&maxwidth=".$max_w;
                        $xml = trim(join("",file($oembed)));
                        if (preg_match(",<html>(.*)</html>,i", $xml, $regs)){
                                $html = $regs[1];
                                $html = html_entity_decode($html, ENT_QUOTES, "UTF-8");
                                if ($html) $code_ae = "<div class='oembed-container'>$html</div>";
                        }
                }
                else if (preg_match(",^http://[^\"\'\`\<\>\@\*\$]*?\.mp3$,i", $url) and !$afficher_soundmanager) {

                        $html = file_get_contents(dirname(__FILE__).'/modeles/mp3.html');
                        $html = str_replace('{source}', htmlspecialchars($url), $html);
                        $url_dewplayer = 'http://'.$_SERVER['HTTP_HOST'].dirname($_SERVER['SCRIPT_NAME']).'/modeles/dewplayer.swf';
                        $html = str_replace('{dewplayer}', $url_dewplayer, $html);
                        if ($html) $code_ae = "<div class='oembed-container'>$html</div>";
                }
                else {
                        require_once "AutoEmbed.class.php";
                        $AE = new AutoEmbed();
        
        
                        // load the embed source from a remote url
                        if (!$AE->parseUrl($url)) {
                                $code_ae = "";
                                // No embeddable video found (or supported)
                        } else {
                                $AE->setParam('autoplay','false');
                                
                                
                                $attributs = $AE->getObjectAttribs();
                                $w = $attributs["width"];
                                $h = $attributs["height"];
                                
                                //print_r($attributs);
                                if ($w > $max_w) {
                                        $rapport = $w / $max_w;
                                        
                                        $w = round($w / $rapport);
                                        $h = round($h / $rapport);
                                        
                                        $AE->setWidth($w);
                                        $AE->setHeight($h);
                                }       
                                

                                $embed = $AE->getEmbedCode();
                                $vignette = $AE->getImageURL();
                                
                                $source = $AE->getStub("title");
                                                                
                                if ($source == "YouTube") {
                                        $embed = rawurlencode($embed);
                                        $embed = "<div onclick=\"$(this).html(decodeURIComponent('$embed'));\" style='width: ".$w."px; height: ".$h."px; background: url($vignette) center center; cursor: pointer;'></div>";
                                } else if ($source == "Twitpic" OR $source == "500px") {
                                        $embed = "<a href='$url'><img src='$vignette' alt='' style='max-width:200px; max-height: 200px;' /></a>";
                                }

                                // inserer une "class=oembed-source-mp3audio" 
                                $src = preg_replace(',[^\w]+,', '', strtolower($source));

                                $code_ae = "<div class='oembed-container oembed-source-$src'>".$embed."</div>";
                                
                                
                        }
                }
                
                if ($code_ae) {
                        // Créer dossier si nécessaire
                        if (!is_dir(_DIR_CACHE."$host")) mkdir(_DIR_CACHE."$host");
                        if (!is_dir(_DIR_CACHE."$host/$dossier")) mkdir(_DIR_CACHE."$host/$dossier");
                
                        $f = fopen(_DIR_CACHE."$host/$dossier/$fichier", "w");

                        fwrite($f, $code_ae);
                        fclose($f);
                }

                /* Si c'est un mp3, envoyer le modèle du plugin Soundmanager     */
                /* qui affiche un lecteur html5 en microformats.                 */
                /* http://microformats.org/wiki/haudio                           */
                /* http://www.schillmania.com/projects/soundmanager2/            */
                
                if(preg_match(',(http://[^"\'\`\<\>\@\*\$]*?\.mp3)$,', $url) and $afficher_soundmanager){
                        $rand = rand(10, 1000);
                        $code_ae = '<div class="haudio audio">' .
                                '<div class="lecture">' .
                                        '<button class="play">play</button>' .
                                '</div>' .
                                '<div class="controles">        ' .
                                        '<div class="track sans_titre">' .
                                                '<a title="Ecouter" rel="enclosure" href="'.$url.'" data-soundid="'. $rand .'"><span class="fn"> </span></a>' .
                                        '</div>' .
                                        '<div class="progress_bar">' .
                                                '<div class="position"></div>' .
                                                '<div class="loading"></div>' .
                                        '</div>' .
                                        '<div class="lesinfos">' .
                                                '<div class="time">00:00</div>  ' .
                                                '<div class="duration">/ 00:00</div>' .
                                        '</div> ' .
                                '</div>' .
                                '<br style="clear:both;">'.
                        '</div>' ;
                }


                return $code_ae;
        }
}

?>