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twister HTML + Javascript User Interface
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twister-html/js/tmobile.js

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// tmobile.js
// 2013 Miguel Freitas
//
// mobile interface for twister using jquery mobile + router
var twisterInitialized = false;
var handlersInstalled = false;
function initializeTwister( redirectNetwork, redirectLogin, cbFunc, cbArg ) {
if( !handlersInstalled ) {
interfaceNetworkHandlers();
installUserSearchHandler();
installProfileEditHandlers();
// install scrollbottom handler to load more posts as needed
$(window).scroll(function(){
if ($(window).scrollTop() >= $(document).height() - $(window).height() - 20){
reachedScrollBottom();
}
});
// home screen timeline refresh button
$( ".timeline-refresh").click(function(e) {
$.MAL.setPostTemplate( $("#post-template-home") );
requestTimelineUpdate("latest",postsPerRefresh,followingUsers);
$.mobile.silentScroll(0);
});
// reply text counter both newmsg and dmchat
$('.post-area-new textarea')
.off('input keyup')
.on('focus', poseTextareaPostTools)
.on('keyup', replyTextInput)
.on('keyup', function() { replyTextUpdateRemaining(this); })
;
handlersInstalled = true;
}
if( twisterInitialized ) {
if( cbFunc )
cbFunc(cbArg);
} else {
networkUpdate( function() {
if( redirectNetwork && !twisterdConnectedAndUptodate ) {
$.MAL.goNetwork();
return;
}
initUser(function() {
if( redirectLogin && !defaultScreenName ) {
$.MAL.goLogin();
return;
}
if( defaultScreenName ) {
loadFollowing( function(args) {
requestLastHave();
initMentionsCount();
initDMsCount();
twisterFollowingO = TwisterFollowing(defaultScreenName);
twisterInitialized = true;
if( cbFunc )
cbFunc(cbArg);
setInterval("tmobileTick()", 2000);
});
} else {
if( cbFunc )
cbFunc(cbArg);
}
});
});
}
}
var router=new $.mobile.Router(
[
{ "#index" : {handler: "index", events: "bc"} },
{ "#home": {handler: "home", events: "bs" } },
{ "#profile": {handler: "profile", events: "bs" } },
{ "#profile-edit": {handler: "profileedit", events: "bs" } },
{ "#following": {handler: "following", events: "bs" } },
{ "#post": {handler: "post", events: "bs" } },
{ "#newmsg": {handler: "newmsg", events: "bs" } },
{ "#rt": {handler: "rt", events: "bs" } },
{ "#mentions": {handler: "mentions", events: "bs" } },
{ "#hashtag": {handler: "hashtag", events: "bs" } },
{ "#login": {handler: "login", events: "bs" } },
{ "#network": {handler: "network", events: "bs" } },
{ "#directmsg": {handler: "directmsg", events: "bs" } },
{ "#dmchat": {handler: "dmchat", events: "bs" } },
{ "#search": {handler: "search", events: "bs" } },
{ "#new-user-modal": {handler: "newusermodal", events: "bs" } },
],{
index: function(type,match,ui) {
$.mobile.showPageLoadingMsg();
initializeTwister( true, true, function() {
//$.MAL.goHome();
});
},
home: function(type,match,ui) {
$.mobile.showPageLoadingMsg();
initializeTwister( true, true, function() {
if( !$("#home .posts").children().length ) {
$.mobile.showPageLoadingMsg();
cleanupStorage();
getFullname( defaultScreenName, $("#home .rtitle"));
$(".mentions-count").attr("href","#mentions?user="+defaultScreenName );
$.MAL.setPostTemplate( $("#post-template-home") );
requestTimelineUpdate("latestFirstTime",postsPerRefresh,followingUsers);
}
});
},
profile: function(type,match,ui) {
var params=router.getParams(match[1]);
clearProfilePage();
$.mobile.showPageLoadingMsg();
initializeTwister( true, true, function() {
var user;
if( params && params.hasOwnProperty("user") ) {
user = params.user;
} else {
user = defaultScreenName;
}
var $newmsgLink = $("a.profile-newmsg");
if( user != defaultScreenName ) {
$newmsgLink.attr("href",$.MAL.newPostToUrl(user)).show();
} else {
$newmsgLink.hide();
}
$.mobile.showPageLoadingMsg();
$.MAL.setPostTemplate( $("#post-template-home") );
updateProfileData( $("#profile"), user);
});
},
profileedit: function(type,match,ui) {
$.mobile.showPageLoadingMsg();
initializeTwister( true, true, function() {
loadAvatarForEdit();
loadProfileForEdit();
dumpPrivkey(defaultScreenName, function(args, key) {
$(".secret-key").text(key);
}, {});
});
},
following: function(type,match,ui) {
var params=router.getParams(match[1]);
clearProfilePage();
$.mobile.showPageLoadingMsg();
initializeTwister( true, true, function() {
var user;
if( params && params.hasOwnProperty("user") ) {
user = params.user;
} else {
user = defaultScreenName;
}
if( params && params.hasOwnProperty("follow") ) {
follow(params.follow);
}
if( params && params.hasOwnProperty("unfollow") ) {
unfollow(params.unfollow);
}
$.mobile.showPageLoadingMsg();
$("#following a.ui-btn").removeClass("ui-btn-active");
var followingList = twister.tmpl.followingList.clone(true).appendTo($("#following .content"))
.closest('.following-list').listview();
appendFollowingToElem(followingList);
followingList.find('[data-role="button"]').button();
});
},
post: function(type,match,ui) {
var params=router.getParams(match[1]);
initializeTwister( true, true, function() {
var $ulPost = $("#post ul.posts");
$ulPost.text("");
$.MAL.setPostTemplate( $("#post-template-post") );
var originalLi = postToElem($.evalJSON(params.userpost), "original");
$ulPost.append(originalLi);
$ulPost.find(".post-interactions").trigger('create');
$ulPost.listview('refresh');
installReplyClick();
installRetransmitClick();
// insert replies to this post after
requestRepliesAfter(originalLi);
// RTs faces and counter
requestRTs(originalLi);
});
},
newmsg: function(type,match,ui) {
var params=router.getParams(match[1]);
initializeTwister( true, true, function() {
var $replyTextarea = $("#newmsg .post-area-new textarea");
$replyTextarea.attr("placeholder", polyglot.t("New Post..."));
if( params && params.hasOwnProperty("replyto") ) {
$replyTextarea.val(params.replyto);
} else {
$replyTextarea.val("");
}
$.MAL.disableButton($("#newmsg .post-submit"));
var $replyOriginal = $(".reply-original-post")
$replyOriginal.html("");
if( params && params.hasOwnProperty("userpost") ) {
$.MAL.setPostTemplate( $("#post-template-home") );
var originalLi = postToElem($.evalJSON(params.userpost), "original");
$replyOriginal.append(originalLi);
$replyOriginal.listview('refresh');
}
installSubmitClick();
});
},
rt: function(type,match,ui) {
var params=router.getParams(match[1]);
initializeTwister( true, true, function() {
var $rtOriginal = $(".rt-original-post")
$rtOriginal.html("");
$.MAL.setPostTemplate( $("#post-template-home") );
var originalLi = postToElem($.evalJSON(params.userpost), "original");
$rtOriginal.append(originalLi);
$rtOriginal.listview('refresh');
installRetransmitConfirmClick();
});
},
mentions: function(type,match,ui) {
var params=router.getParams(match[1]);
$.mobile.showPageLoadingMsg();
initializeTwister( true, true, function() {
var user;
var $newmsgLink = $("a.mention-newmsg");
if( params && params.hasOwnProperty("user") ) {
user = params.user;
$newmsgLink.attr("href",$.MAL.newPostToUrl(user));
} else {
user = defaultScreenName;
$newmsgLink.attr("href","#newmsg");
resetMentionsCount();
}
$("#mentions .rtitle").text(polyglot.t("mentions_at", { user: user }));
var $ulMentions = $("#mentions ul.posts");
setupHashtagOrMention( $ulMentions, user, "mention");
});
},
hashtag: function(type,match,ui) {
var params=router.getParams(match[1]);
$.mobile.showPageLoadingMsg();
initializeTwister( true, true, function() {
$("#hashtag .rtitle").text("#" + params.hashtag);
$("a.hashtag-newmsg").attr("href",$.MAL.newPostHashtagToUrl(params.hashtag));
var $ulHashtag = $("#hashtag ul.posts");
setupHashtagOrMention($ulHashtag,params.hashtag,"hashtag");
});
},
login: function(type,match,ui) {
if (!$('#login .content').children().length)
$('#login .content').append(twister.tmpl.loginMC.clone(true)).trigger('create');
$.mobile.showPageLoadingMsg();
initializeTwister( true, false, function() {
$.mobile.hidePageLoadingMsg();
$("select.local-usernames").selectmenu("refresh", true);
});
},
network: function(type,match,ui) {
$.mobile.showPageLoadingMsg();
initializeTwister( false, false, function() {
$.mobile.hidePageLoadingMsg();
$("select.local-usernames.spam-user").selectmenu("refresh", true);
getSpamMsg();
getGenerate();
});
},
directmsg: function(type,match,ui) {
$.mobile.showPageLoadingMsg();
initializeTwister( true, true, function() {
$.mobile.showPageLoadingMsg();
requestDMsnippetList($('#directmsg .direct-messages-list'));
});
},
dmchat: function(type,match,ui) {
var params=router.getParams(match[1]);
$.mobile.showPageLoadingMsg();
initializeTwister( true, true, function() {
var user = params.user;
var dmConvo = $('#dmchat .direct-messages-thread');
$("#dmchat .rtitle").text("Chat @" + user);
$("#dmchat textarea").val("");
dmConvo.html("");
installDMSendClick();
$.mobile.showPageLoadingMsg();
dmChatUser = user;
requestDmConversation(dmConvo,user);
});
},
search: function(type,match,ui) {
initializeTwister( true, true, function() {
/**/
});
},
newusermodal: function(type,match,ui) {
initializeTwister( false, false, function() {
/* dumpPrivkey(defaultScreenName, function(args, key) {
$(".secret-key").text(key);
}, {}); */
});
},
}, {
defaultHandler: function(type, ui, page) {
console.log("Default handler called due to unknown route ("
+ type + ", " + ui + ", " + page + ")" );
console.log(ui);
console.log(page);
},
defaultHandlerEvents: "s",
defaultArgsRe: true
}
);
function installPostboardClick() {
var $postDatas = $(".post-data");
$postDatas.unbind('click').click(function(e){
e.stopPropagation();
e.preventDefault();
var userpost = $(this).attr("data-userpost");
var url = "#post?userpost=" + encodeURIComponent(userpost);
$.mobile.showPageLoadingMsg();
$.mobile.navigate( url );
});
$(".post a").unbind('click').click(function(e) {
e.stopPropagation();
// stopPropagation is supposed to be enough, but in Android the
// default action is not called so we reimplement it here as a hack.
e.preventDefault();
$.mobile.showPageLoadingMsg();
$.mobile.navigate( $(this).attr("href") );
});
}
function installReplyClick() {
var $postReply = $("#post .post-reply");
$postReply.unbind('click').click(function(e){
e.stopPropagation();
e.preventDefault();
var $postData = $(this).closest(".post-data");
var userpost = $postData.attr("data-userpost");
var replyTo = $postData.attr("data-reply-to");
var url = "#newmsg?replyto=" + encodeURIComponent(replyTo) +
"&userpost=" + encodeURIComponent(userpost);
$.mobile.showPageLoadingMsg();
$.mobile.navigate( url );
});
}
function installRetransmitClick() {
var $postRt = $("#post .post-propagate");
$postRt.unbind('click').click(function(e){
e.stopPropagation();
e.preventDefault();
var $postData = $(this).closest(".post-data");
var userpost = $postData.attr("data-userpost");
var url = "#rt?userpost=" + encodeURIComponent(userpost);
$.mobile.showPageLoadingMsg();
$.mobile.navigate( url );
});
}
function installSubmitClick() {
var $postSubmit = $(".post-submit");
$postSubmit.unbind('click').click(function(e){
e.stopPropagation();
e.preventDefault();
var $this = $( this );
var $replyText = $this.closest(".post-area-new").find("textarea");
var $postOrig = $("#newmsg .reply-original-post .post-data");
var s = encode_utf8($replyText.val());
newPostMsg(s, $postOrig);
$replyText.val("");
$replyText.attr("placeholder", polyglot.t("Your message was sent!"));
setTimeout( function() {$.MAL.goHome();}, 1000);
});
}
function installDMSendClick() {
var $postSubmit = $(".dm-submit");
$postSubmit.unbind('click').click(function(e){
e.stopPropagation();
e.preventDefault();
var $this = $( this );
var $replyText = $this.closest(".post-area-new").find("textarea");
var $dmConversation = $(".directMessages");
var s = encode_utf8($replyText.val());
newDirectMsg(s, dmChatUser);
$replyText.val("");
});
}
function installRetransmitConfirmClick() {
var $postConfirmRt = $(".retransmit-confirm");
$postConfirmRt.unbind('click').click(function(e){
e.stopPropagation();
e.preventDefault();
var $postOrig = $("#rt .rt-original-post .post-data");
$.mobile.showPageLoadingMsg();
newRtMsg($postOrig);
$.MAL.goHome();
});
}
function installUserSearchHandler() {
$('.userMenu-search-field')
.off('click input')
.on('keyup', userSearchEnter)
.on('click keyup',
{hashtags: true, handleRet: processDropdownUserResults,
handleRetZero: closeSearchDialog}, userSearchKeypress)
;
}
function installProfileEditHandlers() {
$(".profile-card-photo.forEdition").click( function() { $('#avatar-file').click(); } );
$("#avatar-file").bind( "change", handleAvatarFileSelectMobile);
$(".submit-changes").click( function() {
saveProfile();
setTimeout( function() {$.MAL.goHome();}, 1000);
} );
$(".cancel-changes").click( $.mobile.back );
}
function handleAvatarFileSelectMobile(evt) {
var files = evt.target.files; // FileList object
var f = files[0];
// Only process image files.
if (f.type === undefined || f.type.match('image.*')) {
var reader;
try {
reader = new FileReader();
} catch(e) {
alert(polyglot.t('File APIs not supported in this browser.'));
return;
}
reader.onload=function(e){
var img=new Image();
img.onload=function(){
var MAXWidthHeight=64;
var r=MAXWidthHeight/Math.max(this.width,this.height),
w=Math.round(this.width*r),
h=Math.round(this.height*r),
c=document.createElement("canvas");
c.width=w;c.height=h;
c.getContext("2d").drawImage(this,0,0,w,h);
var imgURL = undefined;
var encoder = new JPEGEncoder();
for(var q = 90; (!imgURL || imgURL.length > 4096) && q > 10; q -= 1) {
imgURL = encoder.encode(c.getContext("2d").getImageData(0,0,w,h), q);
console.log( "q: " + q + " url size: " + imgURL.length );
}
$(".profile-card-photo.forEdition").attr("src", imgURL );
}
img.src=e.target.result;
}
// Read in the image file as a data URL.
reader.readAsDataURL(f);
}
}
function handleClickOpenConversation(event) {
event.stopPropagation();
event.preventDefault();
var userpost = $(event.target).closest(event.data.feeder).attr('data-userpost');
$.mobile.showPageLoadingMsg();
$.mobile.navigate('#post?userpost=' + encodeURIComponent(userpost));
}
function clearProfilePage() {
$("#profile .profile-card-photo").attr("src","img/grayed_avatar_placeholder_24.png");
$("#profile .profile-name").text("");
$("#profile .profile-location").text("");
$("#profile .profile-url").text("");
$("#profile .profile-url").attr("href","");
$("#profile .profile-location").text("");
$("#profile .posts").text("");
}
// handler of scroll bottom to request older posts
function reachedScrollBottom() {
var curPage = $.mobile.activePage.attr("id");
if( curPage == "home" ) {
if( timelineLoaded ) {
$.MAL.setPostTemplate( $("#post-template-home") );
requestTimelineUpdate("older", postsPerRefresh, followingUsers);
}
}
}
function encode_utf8(s) {
// only needed in android 2.3 - why?
var ua = navigator.userAgent;
if( ua.indexOf("Android") >= 0 )
{
var androidversion = parseFloat(ua.slice(ua.indexOf("Android")+8));
if (androidversion < 3.0)
{
return unescape(encodeURIComponent(s));
}
}
return s;
}
var tmobileQueryReq = {}; // FIXME need to rework all that searching
function setupHashtagOrMention(postboard, tag, res) {
$.MAL.setPostTemplate( $("#post-template-home") );
$.mobile.showPageLoadingMsg();
var reqId = tag + '@' + res;
clearQueryProcessed(reqId);
tmobileQueryReq.postboard = postboard.text('').attr('data-request-id', reqId);
tmobileQueryReq.query = tag;
tmobileQueryReq.resource = res;
if (tag === defaultScreenName && res === 'mention') {
// obtain already cached mention posts from twister_newmsgs.js
tmobileQueryReq.posts = getMentionsData();
processQuery(tmobileQueryReq);
}
requestQuery(tmobileQueryReq);
}
// every 2 seconds do something page specific.
function tmobileTick() {
var curPage = $.mobile.activePage.attr("id");
if( curPage == "network" ) {
networkUpdate();
}
if( curPage == "home" ) {
requestLastHave();
}
if( curPage == "new-user-modal" ) {
dumpPubkey(defaultScreenName, function(args, pubkey) {
//pubkey = "";
if( pubkey.length > 0 ) {
follow('twister', true, function() {
$.MAL.goProfileEdit();
});
}
}, {} );
}
else if (curPage === 'mentions' || curPage === 'hashtag') {
autoUpdateQuery = true;
requestQuery(tmobileQueryReq);
}
if (curPage === 'dmchat')
requestDmConversation($('#dmchat .direct-messages-thread'), dmChatUser);
}
$(document).bind('mobileinit', function () {
$.mobile.allowCrossDomainPages = true;
$.mobile.zoom.enabled = false;
$.mobile.buttonMarkup.hoverDelay = 0; //defaults 200
$.mobile.defaultDialogTransition = 'none';
$.mobile.defaultPageTransition = 'none';
});