mediaPreview.js

// Flash preview
var TUDOU_EMBED = '<br /><embed src="http://www.tudou.com/v/src_id" type="application/x-shockwave-flash" allowscriptaccess="always" allowfullscreen="true" wmode="opaque" width="420" height="363"></embed>';
var XIAMI_EMBED = '<br /><embed src="http://www.xiami.com/widget/0_src_id/singlePlayer.swf" type="application/x-shockwave-flash" width="257" height="33" wmode="transparent"></embed>';
var YOUKU_EMBED = '<br /><embed src="http://player.youku.com/player.php/sid/src_id/v.swf" quality="high" width="480" height="400" align="middle" allowScriptAccess="allways" mode="transparent" type="application/x-shockwave-flash"></embed>';
var EMBED_FRAME = '';

var getFlashReg = function(sSite){
    switch (sSite) {
    case 'xiami':
        EMBED_FRAME = XIAMI_EMBED;
        return /[\S]+\.xiami\.com\/song\/([\d]+)[\S]*/i;
        break;
    case 'tudou':
        EMBED_FRAME = TUDOU_EMBED;
        return /[\S]+.tudou.[\S]+\/([\w-]+)[\S]*/i;
        break;
    default:
        return null;
    }
}
var previewFlash = function (obj) {
    var reg = /http:\/\/[\w]+\.([\w]+)\.[\w]+/i;
    var embed = "";
    if (reg.exec(obj.text().toLowerCase()) !== null) {
        var re = getFlashReg(RegExp.$1);
        if (re !== null) {
            if (re.exec(obj.text()) !== null) {
                embed = EMBED_FRAME.replace(/src_id/, RegExp.$1);
                $(embed).appendTo(obj.parent());
            }
        }
    }
}
// Image preview
var COOKIE_NAME = "showpic_cookie";
var options = {
    expires: 10
};
function get_img_processor(type) {

    if (type.indexOf('phodroid.com') == 0) { //ugly fix for bloody Phodroid (which's the worst image hosting service ON EARTH) by @luosheng
        return {
            reg: /^http:\/\/(?:www\.)?phodroid\.com\/([\d\w\/]+)/,
            func: function (url_key, url_elem) {
                var src = "http://phodroid.s3.amazonaws.com/" + url_key[1] + ".jpg";
                append_image(src, url_elem);
            }
        };
    }
    switch (type) {
    case "twitgoo.com":
        proc = {
            reg: /^http:\/\/(?:www\.)?twitgoo\.com\/([\d\w]+)/,
            func: function (url_key, url_elem) {
                var src = "http://zdxproxy.appspot.com/twitgoo.com/show/thumb/" + url_key[1];
                append_image(src, url_elem);
            }
        };
        return proc;
    case "yfrog.com":
        proc = {
            reg: /^http:\/\/(?:www\.)?yfrog\.com\/([\d\w]+)/,
            func: function (url_key, url_elem) {
                var src = url_key[0] + ".th.jpg";
                append_image(src, url_elem);
            }
        };
        return proc;
    case "twitpic.com":
        proc = {
            reg: /^http:\/\/(?:www\.)?twitpic\.com\/([\d\w]+)/,
            func: function (url_key, url_elem) {
                var src = "http://zdxproxy.appspot.com/twitpic.com/show/thumb/" + url_key[1];
                append_image(src, url_elem);
            }
        };
        return proc;
    case "img.ly":
        proc = {
            reg: /^http?:\/\/(?:www\.)?img\.ly\/([\d\w]+)/,
            func: function (url_key, url_elem) {
                var src = "http://img.ly/show/thumb/" + url_key[1];
                append_image(src, url_elem);
            }
        };
        return proc;
    case "ow.ly":
        proc = {
            reg: /^http:\/\/(?:www\.)?ow\.ly\/i\/([\d\w]+)/,
            func: function (url_key, url_elem) {
                var src = "http://static.ow.ly/photos/thumb/" + url_key[1] + ".jpg";
                append_image(src, url_elem);
            }
        };
        return proc;
    case "pic.gd":
        proc = {
            reg: /^http:\/\/(?:www\.)?pic\.gd\/([\d\w]+)/,
            func: function (url_key, url_elem) {
                var src = "http://zdxproxy.appspot.com/www.TweetPhotoAPI.com/api/TPAPI.svc/imagefromurl?size=thumbnail&url=" + url_key[0];
                append_image(src, url_elem);
            }
        };
        return proc;
    case "tweetphoto.com":
        proc = {
            reg: /^http:\/\/(?:www\.)?tweetphoto\.com\/([\d\w]+)/,
            func: function (url_key, url_elem) {
                var src = "http://zdxproxy.appspot.com/www.TweetPhotoAPI.com/api/TPAPI.svc/imagefromurl?size=thumbnail&url=" + url_key[0];
                append_image(src, url_elem);
            }
        };
        return proc;
    case "ts1.in":
        proc = {
            reg: /^http:\/\/(?:www\.)?ts1\.in\/(\d+)/,
            func: function (url_key, url_elem) {
                var src = "http://ts1.in/thumb/" + url_key[1];
                append_image(src, url_elem);
            }
        };
        return proc;
    case "hellotxt.com":
        proc = {
            reg: /^http:\/\/(?:www\.)?hellotxt.com\/i\/([\d\w]+)/,
            func: function (url_key, url_elem) {
                var src = "http://hellotxt.com/image/" + url_key[1] + ".s.jpg"
                append_image(src, url_elem);
            }
        };
        return proc;
    case "twitxr.com":
        proc = {
            reg: /^http:\/\/(?:www\.)?twitxr.com\/[^ ]+\/updates\/([\d]+)/,
            func: function (url_key, url_elem) {
                var src = 'http://twitxr.com/thumbnails/' + url_key[1].substr(-2, 2) + '/' + url_key[1] + '_th.jpg';
                append_image(src, url_elem);
            }
        };
        return proc;
    case "moby.to":
        proc = {
            reg: /^(http:\/\/(?:www\.)?moby\.to\/[A-Za-z0-9]+)/,
            func: function (url_key, url_elem) {
                var src = "http://api.mobypicture.com?s=small&format=plain&k=OozRuDDauQlucrZ3&t=" + url_key[1];
                append_image(src, url_elem);
            }
        };
        return proc;
    case "grab.by":
        proc = {
            reg: /^(http:\/\/(?:www\.)?grab\.by\/[A-Za-z0-9]+)/,
            func: function (url_key, url_elem) {
                var src = url_key[1];
                append_image(src, url_elem);
            }
        };
        return proc;
    case "sf.gs":
        proc = {
            reg: /^http:\/\/(?:www\.)?sf\.gs\/([\d\w]+)/,
            func: function (url_key, url_elem) {
                var src = "http://sf.gs/thumb/" + url_key[1];
                append_image(src, url_elem);
            }
        };
        return proc;
    case "flic.kr":
        proc = {
            reg: /^http:\/\/(?:www\.)?flic\.kr\/p\/([A-Za-z0-9]+)/,
            func: function (url_key, url_elem) {
                function base58_decode(snipcode) {
                    var alphabet = '123456789abcdefghijkmnopqrstuvwxyzABCDEFGHJKLMNPQRSTUVWXYZ';
                    var num = snipcode.length;
                    var decoded = 0;
                    var multi = 1;
                    for (var i = (num - 1); i >= 0; i--) {
                        decoded = decoded + multi * alphabet.indexOf(snipcode[i]);
                        multi = multi * alphabet.length;
                    }
                    return decoded;
                }
                var id = base58_decode(url_key[1]);
                var apiKey = '4ef2fe2affcdd6e13218f5ddd0e2500d';
                var url = "http://api.flickr.com/services/rest/?method=flickr.photos.getInfo&api_key=" + apiKey + "&photo_id=" + id;
                $.getJSON(url + "&format=json&jsoncallback=?", function (data) {
                        if (data.stat == "ok") {
                            var imgsrc = "http://zdxproxy.appspot.com/farm" + data.photo.farm + ".static.flickr.com/" + data.photo.server + "/" + data.photo.id + "_" + data.photo.secret + "_m.jpg";
                            append_image(imgsrc, url_elem);
                        }
                    });
            }
        };
        return proc;
    case "myth.im":
        proc = {
            reg: /^http:\/\/(?:www\.)?myth\.im\/([\d\w]+)/,
            func: function (url_key, url_elem) {
                var src = "http://myth.im/images/" + url_key[1];
                append_image(src, url_elem);
            }
        };
        return proc;
    case "rabr.in":
        proc = {
            reg: /^http?:\/\/(?:www\.)?rabr\.in\/i\/([\d\w]+)/,
            func: function (url_key, url_elem) {
                var src = "http://rabr.in/i/images/" + url_key[1];
                append_image(src, url_elem);
            }
        };
        return proc;
    default:
        return null;
    }
}
function append_image(src, elem) {
    var img = $('<img style="padding:3px;border:1px solid #ccc;max-width:420px;max-height:420px;" />').attr("src", src);
    var link = $(elem).clone().empty().append(img);
    $(elem).parent().after($('<div class="thumb_pic" style="display:block;margin:5px 0px;" />').append(link));
}
var previewImg = function (obj) {
    if (obj.attr("rel") === "noreferrer") {
        /(http?\:\/\/[\S]*\.(jpg|png|gif))/.exec(obj.attr("href"));
        if(RegExp.$2.length > 0){
            append_image(RegExp.$1, obj);
            return;
        }
        /http[s]?:\/\/(?:www\.)?([\w+=\:\%\#\&\.~\?\"\'\-]+)\/[\S]*/i.exec(obj.attr("href"));
        var img_processor = get_img_processor(RegExp.$1);
        if (img_processor === null) {
            return null;
        }
        if ((img_url_key = img_processor.reg.exec(obj.attr("href"))) != null) {
            obj.attr("alt", "image");
            img_processor.func(img_url_key, obj);
        }
    }
}
var previewMedia = function (objs) {
    $(objs).find(".tweet a:not(:hidden)").each(function () {
            if ($.cookie(COOKIE_NAME) === 'true') {
                previewImg($(this));
            }
            if ($.cookie('mediaPre') === 'true') {
                previewFlash($(this));
            }
        });
}
// Check if jQuery's loaded
function GM_wait() {
    if (typeof $ == 'undefined') {
        window.setTimeout(GM_wait, 100);
    }
    else {
        $(document).ready(function () {
                previewMedia($('.timeline'));
            });
    }
}
GM_wait();