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// twister_formatpost.js
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// 2013 Miguel Freitas
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//
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// Format JSON posts and DMs to HTML.
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// format "userpost" to html element
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// kind = "original"/"ancestor"/"descendant"
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function postToElem( post, kind ) {
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/*
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"userpost" :
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{
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"n" : username,
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"k" : seq number,
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"t" : "post" / "dm" / "rt"
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"msg" : message (post/rt)
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"time" : unix utc
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"height" : best height at user
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"dm" : encrypted message (dm) -opt
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"rt" : original userpost - opt
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"sig_rt" : sig of rt - opt
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"reply" : - opt
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{
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"n" : reference username
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"k" : reference k
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}
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}
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"sig_userpost" : signature by userpost.n
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*/
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// Obtain data from userpost
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var postJson = $.toJSON(post);
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var userpost = post["userpost"];
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if( "rt" in userpost ) {
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var rt = userpost["rt"];
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var n = rt["n"];
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var k = rt["k"];
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var t = rt["time"];
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var msg = rt["msg"];
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var content_to_rt = $.toJSON(rt);
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var content_to_sigrt = userpost["sig_rt"];
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var retweeted_by = userpost["n"];
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} else {
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var n = userpost["n"];
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var k = userpost["k"];
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var t = userpost["time"];
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var msg = userpost["msg"]
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var content_to_rt = $.toJSON(userpost);
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var content_to_sigrt = post["sig_userpost"];
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var retweeted_by = undefined;
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}
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// Now create the html elements
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var elem = $.MAL.getPostTemplate().clone(true);
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elem.removeAttr('id');
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elem.addClass(kind);
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elem.attr('data-time', t);
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var postData = elem.find(".post-data");
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postData.addClass(kind);
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postData.attr('data-userpost', postJson);
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postData.attr('data-content_to_rt', content_to_rt);
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postData.attr('data-content_to_sigrt', content_to_sigrt);
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postData.attr('data-screen-name', n);
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postData.attr('data-id', k);
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postData.attr('data-text', msg);
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if( "reply" in userpost ) {
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postData.attr('data-replied-to-screen-name', userpost["reply"]["n"]);
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postData.attr('data-replied-to-id', userpost["reply"]["k"]);
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}
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var postInfoName = elem.find(".post-info-name");
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postInfoName.attr('href',$.MAL.userUrl(n));
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postInfoName.text(n);
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getFullname( n, postInfoName );
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elem.find(".post-info-tag").text = "@" + n;
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getAvatar( n, elem.find(".avatar") );
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elem.find(".post-info-time").text(timeGmtToText(t));
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elem.find(".post-info-time").attr("title",timeSincePost(t));
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var mentions = [];
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htmlFormatMsg( msg, elem.find(".post-text"), mentions);
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postData.attr('data-text-mentions', mentions);
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var replyTo = "";
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if( n != defaultScreenName )
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replyTo += "@" + n + " ";
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for( var i = 0; i < mentions.length; i++ ) {
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if( mentions[i] != n && mentions[i] != defaultScreenName ) {
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replyTo += "@" + mentions[i] + " ";
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}
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}
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elem.find(".post-area-new textarea").attr("placeholder", polyglot.t("reply_to", { fullname: replyTo })+ "...");
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elem.find(".post-area-new textarea").attr("data-reply-to",replyTo);
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postData.attr("data-reply-to",replyTo);
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if( retweeted_by != undefined ) {
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elem.find(".post-context").show();
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var retweetedByElem = elem.find(".post-retransmited-by");
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retweetedByElem.attr("href", $.MAL.userUrl(retweeted_by));
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retweetedByElem.text('@'+retweeted_by);
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}
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//hed//media preview
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var previewContainer = elem.find('.preview-container'), postText = elem.find(".post-text");
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var postLink = postText.find("a[rel='nofollow']")[0] ? postText.find("a[rel='nofollow']")[0].href : '';
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var ytRegExp = /(?:https?:\/\/)?(?:www\.)?(?:youtu\.be\/|youtube\.com\/(?:embed\/|v\/|watch\?v=|watch\?.+&v=))((\w|-){11})(?:\S+)?/i;
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var vimeoRegExp = /http[s]?:\/\/(www\.)?vimeo.com\/(\d+)($|\/)/i;
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if (postLink && $.Options.getOption('imagesPreview', 'enable') === 'enable' && (/(\.jpg)|(\.gif)|(\.png)|(\.jpeg)|(\.jpe)/i.test(postLink) || /https:\/\/img.bi/i.test(postLink))){
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previewContainer.show();
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previewContainer.append(imagePreview(postLink));
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}else if(postLink && ytRegExp.test(postLink) && $.Options.getOption('youtubePreview', 'enable') === 'enable'){
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var ytid = postLink.match(ytRegExp) ? RegExp.$1 : false;
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previewContainer.show();
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previewContainer.attr('data-youtube-id', ytid);
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previewContainer.append(getYoutubePreview(postLink, ytid));
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}else if(postLink && vimeoRegExp.test(postLink) && $.Options.getOptions('vimeoPreview', 'enable') === 'enable'){
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var vimid = postLink.match(vimeoRegExp) ? RegExp.$2 : false;
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previewContainer.show();
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previewContainer.attr('data-vimeo-id', vimid);
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previewContainer.append(getVimeoPreview(postLink, vimid));
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}
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return elem;
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}
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// format dmdata (returned by getdirectmsgs) to display in "snippet" per user list
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function dmDataToSnippetItem(dmData, remoteUser) {
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var dmItem = $("#dm-snippet-template").clone(true);
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dmItem.removeAttr('id');
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dmItem.attr("data-dm-screen-name",remoteUser);
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dmItem.attr("data-last_id", dmData.id);
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dmItem.attr("data-time", dmData.time);
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dmItem.find(".post-info-tag").text("@" + remoteUser);
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dmItem.find("a.post-info-name").attr("href", $.MAL.userUrl(remoteUser));
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dmItem.find("a.dm-chat-link").attr("href", $.MAL.dmchatUrl(remoteUser));
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getAvatar( remoteUser, dmItem.find(".post-photo").find("img") );
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getFullname( remoteUser, dmItem.find("a.post-info-name") );
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dmItem.find(".post-text").html(escapeHtmlEntities(dmData.text));
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dmItem.find(".post-info-time").text(timeGmtToText(dmData.time));
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dmItem.find(".post-info-time").attr("title",timeSincePost(dmData.time));
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return dmItem;
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}
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// format dmdata (returned by getdirectmsgs) to display in conversation thread
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function dmDataToConversationItem(dmData, localUser, remoteUser) {
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var classDm = dmData.fromMe ? "sent" : "received";
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var dmItem = $("#dm-chat-template").clone(true);
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dmItem.removeAttr('id');
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dmItem.addClass(classDm);
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getAvatar(dmData.fromMe ? localUser : remoteUser, dmItem.find(".post-photo").find("img") );
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dmItem.find(".post-info-time").text(timeGmtToText(dmData.time));
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dmItem.find(".post-info-time").attr("title",timeSincePost(dmData.time));
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var mentions = [];
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htmlFormatMsg( dmData.text, dmItem.find(".post-text"), mentions);
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return dmItem;
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}
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// convert message text to html, featuring @users and links formating.
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// todo: hashtags
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function htmlFormatMsg( msg, output, mentions ) {
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var tmp;
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var match = null;
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var index;
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var strUrlRegexp = "http[s]?://";
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var strEmailRegexp = "\\S+@\\S+\\.\\S+";
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var reAll = new RegExp("(?:^|[ \\n\\t.,:\\/?!])(#|@|" + strUrlRegexp + "|" + strEmailRegexp + ")");
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var reHttp = new RegExp(strUrlRegexp);
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var reEmail = new RegExp(strEmailRegexp);
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msg = escapeHtmlEntities(msg);
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while( msg != undefined && msg.length ) {
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match = reAll.exec(msg);
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if( match ) {
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index = (match[0] === match[1]) ? match.index : match.index + 1;
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if( match[1] == "@" ) {
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output.append(_formatText(msg.substr(0, index)));
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tmp = msg.substr(index+1);
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var username = _extractUsername(tmp);
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if( username.length ) {
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if( mentions.indexOf(username) < 0 )
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mentions.push(username);
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var userLinkTemplate = $("#msg-user-link-template").clone(true);
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userLinkTemplate.removeAttr("id");
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userLinkTemplate.attr("href",$.MAL.userUrl(username));
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userLinkTemplate.text("@"+username);
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output.append(userLinkTemplate);
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msg = tmp.substr(String(username).length);
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continue;
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}
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output.append('@');
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msg = tmp;
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continue;
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}
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if( reHttp.exec(match[1]) ) {
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output.append(_formatText(msg.substr(0, index)));
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tmp = msg.substring(index);
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var space = tmp.search(/[ \n\t]/);
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var url;
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if( space != -1 ) url = tmp.substring(0,space); else url = tmp;
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if( url.length ) {
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msg = tmp.substr(String(url).length);
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url = url.replace('&', '&');
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var extLinkTemplate = $("#external-page-link-template").clone(true);
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extLinkTemplate.removeAttr("id");
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extLinkTemplate.attr("href",url);
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extLinkTemplate.html(url);
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extLinkTemplate.attr("title",url);
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output.append(extLinkTemplate);
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continue;
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}
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}
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if( reEmail.exec(match[1]) ) {
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output.append(_formatText(msg.substr(0, index)));
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tmp = msg.substring(index);
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var space = tmp.search(/[ \n\t]/);
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var email;
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if( space != -1 ) email = tmp.substring(0,space); else email = tmp;
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if( email.length ) {
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var extLinkTemplate = $("#external-page-link-template").clone(true);
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extLinkTemplate.removeAttr("id");
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extLinkTemplate.attr("href","mailto:" + email);
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extLinkTemplate.html(email);
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extLinkTemplate.attr("title",email);
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output.append(extLinkTemplate);
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msg = tmp.substr(String(email).length);
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continue;
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}
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}
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if( match[1] == "#" ) {
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output.append(_formatText(msg.substr(0, index)));
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tmp = msg.substr(index+1);
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var hashtag = _extractHashtag(tmp);
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if( hashtag.length ) {
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var hashtag_lc='';
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for( var i = 0; i < hashtag.length; i++ ) {
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var c = hashtag[i];
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hashtag_lc += (c >= 'A' && c <= 'Z') ? c.toLowerCase() : c;
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}
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var hashtagLinkTemplate = $("#hashtag-link-template").clone(true);
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hashtagLinkTemplate.removeAttr("id");
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hashtagLinkTemplate.attr("href",$.MAL.hashtagUrl(hashtag_lc));
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hashtagLinkTemplate.text("#"+hashtag);
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output.append(hashtagLinkTemplate);
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msg = tmp.substr(String(hashtag).length);
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continue;
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}
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output.append('#');
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msg = tmp;
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continue;
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}
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}
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output.append(_formatText(msg));
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msg = "";
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}
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}
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// internal function for htmlFormatMsg
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function _formatText(msg)
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{
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msg = $.emotions(msg);
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msg = msg.replace(/\n/g, '<br />');
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return msg;
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}
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function _extractUsername(s) {
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var username = "";
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for( var i = 0; i < s.length; i++ ) {
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var c = s.charCodeAt(i);
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if( (c >= 'a'.charCodeAt(0) && c <= 'z'.charCodeAt(0)) ||
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(c >= 'A'.charCodeAt(0) && c <= 'Z'.charCodeAt(0)) ||
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(c >= '0'.charCodeAt(0) && c <= '9'.charCodeAt(0)) ||
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c == '_'.charCodeAt(0) ) {
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username += s[i];
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} else {
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break;
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}
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}
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return username.toLowerCase();
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}
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// internal function for htmlFormatMsg
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function _extractHashtag(s) {
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var hashtag = "";
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for( var i = 0; i < s.length; i++ ) {
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if( " \n\t.,:/?!".indexOf(s[i]) < 0 ) {
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hashtag += s[i];
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} else {
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break;
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}
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}
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return hashtag;
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}
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function escapeHtmlEntities(str) {
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return str.replace('&', '&').replace('<', '<').replace('>', '>').replace('"', '"').replace("'", ''');
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}
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function imagePreview(link) {
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var proxyOpt = $.Options.getOption('imgPreviewProxy', 'disable');
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var linkAnon = proxyOpt !== 'disable' ? proxyOpt : '';
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if (link && /https:\/\/img.bi/i.test(link)){
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getImgbi(link);
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return '<img data-imgbi="'+link+'" class="image-preview imgbi"/>';
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} else {
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var cleanLink;
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if(/\.gif\b/i.test(cleanLink) && $.Options.getOption('imagesPreviewGif', 'true') === 'false') return;
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cleanLink = link.replace(/^http[s]?:\/\//i, 'http://');
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return '<img src="'+linkAnon+cleanLink+'" class="image-preview" />';
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};
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};
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function getImgbi(link) {
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var originLink = link;
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if (link.indexOf('#/' > 0)) var link = link.replace('#/', '#!');
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var params = link.split('!');
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var url = params[0].replace('#','') + 'download/' + params[1];
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var pass = params[2];
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imgBiJSDownload(url, pass, new XMLHttpRequest(), link, originLink);
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function imgBiJSDownload(url, pass, request, link, originLink) {
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request.open('GET', url);
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request.onload = function() {
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if (request.status == 200) {
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var result = sjcl.decrypt(pass,request.responseText);
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|
|
|
if (result) {
|
|
|
|
var elem = $('img[data-imgbi="'+originLink+'"]')[0];
|
|
|
|
elem.src = result;
|
|
|
|
} else {
|
|
|
|
console.log('Failed to decrypt image');
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
console.log('Failed to load image');
|
|
|
|
}
|
|
|
|
};
|
|
|
|
request.send(null);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
function getYoutubePreview(link, ytid) {
|
|
|
|
|
|
|
|
var vidPreviewTmpl = $('#vidPreviewTmpl').clone(true).removeAttr('style').removeAttr('class').addClass("youtube");
|
|
|
|
var ytDataStorage = localStorage['ytData'] ? JSON.parse(localStorage['ytData']) : {};
|
|
|
|
|
|
|
|
if (ytDataStorage[ytid]) {
|
|
|
|
vidPreviewTmpl.find('img').attr('src', ytDataStorage[ytid].thumbnail);
|
|
|
|
vidPreviewTmpl.find('a').text(ytDataStorage[ytid].title).attr('href', link).attr('target', '_blank');
|
|
|
|
if (ytDataStorage[ytid].description) vidPreviewTmpl.find('p').html(ytDataStorage[ytid].description+'…');
|
|
|
|
return vidPreviewTmpl;
|
|
|
|
} else {
|
|
|
|
$.ajax({
|
|
|
|
url: "http://gdata.youtube.com/feeds/api/videos/"+ytid+"?v=2&alt=jsonc",
|
|
|
|
dataType: 'jsonp',
|
|
|
|
success: function(data) {
|
|
|
|
ytDataStorage[ytid] = {
|
|
|
|
title: data.data.title,
|
|
|
|
description: data.data.description.substring(0, 400),
|
|
|
|
thumbnail: data.data.thumbnail.hqDefault,
|
|
|
|
link: 'http://youtu.be/'+ytid,
|
|
|
|
time: Date.now()
|
|
|
|
};
|
|
|
|
localStorage['ytData'] = JSON.stringify(ytDataStorage);
|
|
|
|
|
|
|
|
vidPreviewTmpl.find('img').attr('src', ytDataStorage[ytid].thumbnail);
|
|
|
|
vidPreviewTmpl.find('a').text(ytDataStorage[ytid].title).attr('href', link).attr('target', '_blank');
|
|
|
|
if (ytDataStorage[ytid].description) vidPreviewTmpl.find('p').html(ytDataStorage[ytid].description+'…');
|
|
|
|
$('[data-youtube-id='+ytid+']').append(vidPreviewTmpl);
|
|
|
|
}
|
|
|
|
});
|
|
|
|
};
|
|
|
|
};
|
|
|
|
|
|
|
|
function getVimeoPreview (link, vimid) {
|
|
|
|
var vidPreviewTmpl = $('#vidPreviewTmpl').clone(true).removeAttr('style').removeAttr('class').addClass("vimeo");
|
|
|
|
var vimDataStorage = localStorage['vimData'] ? JSON.parse(localStorage['vimData']) : {};
|
|
|
|
|
|
|
|
if (vimDataStorage[vimid]) {
|
|
|
|
vidPreviewTmpl.find('img').attr('src', vimDataStorage[vimid].thumbnail);
|
|
|
|
vidPreviewTmpl.find('a').text(vimDataStorage[vimid].title).attr('href', link).attr('target', '_blank');
|
|
|
|
if (vimDataStorage[vimid].description) vidPreviewTmpl.find('p').html(vimDataStorage[vimid].description+'…');
|
|
|
|
return vidPreviewTmpl;
|
|
|
|
} else {
|
|
|
|
$.ajax({
|
|
|
|
url: "http://vimeo.com/api/v2/video/"+vimid+".json",
|
|
|
|
dataType: 'json',
|
|
|
|
success: function(data) {
|
|
|
|
vimDataStorage[vimid] = {
|
|
|
|
title: data[0].title,
|
|
|
|
description: data[0].description.substring(0, 400),
|
|
|
|
thumbnail: data[0].thumbnail_large,
|
|
|
|
link: data[0].url,
|
|
|
|
time: Date.now()
|
|
|
|
};
|
|
|
|
localStorage['vimData'] = JSON.stringify(vimDataStorage);
|
|
|
|
|
|
|
|
vidPreviewTmpl.find('img').attr('src', vimDataStorage[vimid].thumbnail);
|
|
|
|
vidPreviewTmpl.find('a').text(vimDataStorage[vimid].title).attr('href', link).attr('target', '_blank');
|
|
|
|
if (vimDataStorage[vimid].description) vidPreviewTmpl.find('p').html(vimDataStorage[vimid].description+'…');
|
|
|
|
$('[data-vimeo-id='+vimid+']').append(vidPreviewTmpl);
|
|
|
|
}
|
|
|
|
});
|
|
|
|
};
|
|
|
|
};
|