Telegram Web, preconfigured for usage in I2P. http://web.telegram.i2p/
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/*!
* Webogram v0.5.2 - messaging web application for MTProto
* https://github.com/zhukov/webogram
* Copyright (C) 2014 Igor Zhukov <igor.beatle@gmail.com>
* https://github.com/zhukov/webogram/blob/master/LICENSE
*/
'use strict';
/* EmojiHelper */
(function (global, emojis, categories, spritesheets) {
var emojis = {};
var shortcuts = {};
var spritesheetPositions = {};
var index = false;
var popular = 'joy,kissing_heart,heart,heart_eyes,blush,grin,+1,relaxed,pensive,smile,sob,kiss,unamused,flushed,stuck_out_tongue_winking_eye,see_no_evil,wink,smiley,cry,stuck_out_tongue_closed_eyes,scream,rage,smirk,disappointed,sweat_smile,kissing_closed_eyes,speak_no_evil,relieved,grinning,yum,laughing,ok_hand,neutral_face,confused'.split(',');
var i, j, code, shortcut, emoji, row, column, totalColumns;
var len1, len2;
for (i = 0, len1 = categories.length; i < len1; i++) {
totalColumns = spritesheets[i][1];
for (j = 0, len2 = categories[i].length; j < len2; j++) {
code = categories[i][j];
emoji = Config.Emoji[code];
shortcut = emoji[1][0];
emojis[code] = [emoji[0], shortcut];
shortcuts[shortcut] = code;
spritesheetPositions[code] = [i, j, Math.floor(j / totalColumns), j % totalColumns];
}
}
function getPopularEmoji (callback) {
ConfigStorage.get('emojis_popular', function (popEmojis) {
var result = [];
if (popEmojis && popEmojis.length) {
for (var i = 0, len = popEmojis.length; i < len; i++) {
result.push({code: popEmojis[i][0], rate: popEmojis[i][1]});
}
callback(result);
return;
};
ConfigStorage.get('emojis_recent', function (recentEmojis) {
recentEmojis = recentEmojis || popular || [];
var shortcut, code;
for (var i = 0, len = recentEmojis.length; i < len; i++) {
shortcut = recentEmojis[i];
if (Array.isArray(shortcut)) {
shortcut = shortcut[0];
}
if (shortcut && typeof shortcut === 'string') {
if (shortcut.charAt(0) == ':') {
shortcut = shortcut.substr(1, shortcut.length - 2);
}
if (code = shortcuts[shortcut]) {
result.push({code: code, rate: 1});
}
}
}
callback(result);
});
});
}
function pushPopularEmoji (code) {
getPopularEmoji(function (popularEmoji) {
var exists = false;
var count = popularEmoji.length;
var result = [];
for (var i = 0; i < count; i++) {
if (popularEmoji[i].code == code) {
exists = true;
popularEmoji[i].rate++;
}
result.push([popularEmoji[i].code, popularEmoji[i].rate]);
}
if (exists) {
result.sort(function (a, b) {
return b[1] - a[1];
});
} else {
if (result.length > 41) {
result = result.slice(0, 41);
}
result.push([code, 1]);
}
ConfigStorage.set({emojis_popular: result});
});
}
function indexEmojis () {
if (index === false) {
index = SearchIndexManager.createIndex();
var shortcut;
for (shortcut in shortcuts) {
if (shortcuts.hasOwnProperty(shortcut)) {
SearchIndexManager.indexObject(shortcuts[shortcut], shortcut, index);
}
}
}
}
function searchEmojis (q) {
indexEmojis();
var foundObject = SearchIndexManager.search(q, index);
var foundCodes = [];
var code;
for (code in foundObject) {
if (foundObject.hasOwnProperty(code)) {
foundCodes.push(code);
}
}
return foundCodes;
}
global.EmojiHelper = {
emojis: emojis,
shortcuts: shortcuts,
spritesheetPositions: spritesheetPositions,
getPopularEmoji: getPopularEmoji,
pushPopularEmoji: pushPopularEmoji,
indexEmojis: indexEmojis,
searchEmojis: searchEmojis
};
})(window, Config.Emoji, Config.EmojiCategories, Config.EmojiCategorySpritesheetDimens);
function EmojiTooltip (btnEl, options) {
options = options || {};
var self = this;
this.btnEl = $(btnEl);
this.onEmojiSelected = options.onEmojiSelected;
this.onStickerSelected = options.onStickerSelected;
this.getStickers = options.getStickers;
this.getStickerImage = options.getStickerImage;
this.onStickersetSelected = options.onStickersetSelected;
this.langpack = options.langpack || {};
if (!Config.Navigator.touch) {
$(this.btnEl).on('mouseenter mouseleave', function (e) {
self.isOverBtn = e.type == 'mouseenter';
self.createTooltip();
if (self.isOverBtn) {
self.onMouseEnter(true);
} else {
self.onMouseLeave(true);
}
});
}
$(this.btnEl).on('mousedown', function (e) {
if (!self.shown) {
clearTimeout(self.showTimeout);
delete self.showTimeout;
self.createTooltip();
self.show();
} else {
clearTimeout(self.hideTimeout);
delete self.hideTimeout;
self.hide();
}
return cancelEvent(e);
});
$(document).on('mousedown', function (e) {
if (self.shown) {
self.hide();
}
});
}
EmojiTooltip.prototype.onMouseEnter = function (triggerShow) {
if (this.hideTimeout) {
clearTimeout(this.hideTimeout);
delete this.hideTimeout;
}
else if (triggerShow && !this.showTimeout) {
this.showTimeout = setTimeout(this.show.bind(this), 100);
}
};
EmojiTooltip.prototype.onMouseLeave = function (triggerUnshow) {
if (!this.hideTimeout) {
var self = this;
this.hideTimeout = setTimeout(function () {
self.hide();
}, 600);
}
else if (triggerUnshow && this.showTimeout) {
clearTimeout(this.showTimeout);
delete this.showTimeout;
}
};
EmojiTooltip.prototype.createTooltip = function () {
if (this.tooltipEl) {
return false;
}
var html =
'<div class="composer_emoji_tooltip noselect">\
<div class="composer_emoji_tooltip_tabs">\
<div class="composer_emoji_tooltip_tab composer_emoji_tooltip_tab_emoji">' +this.langpack.im_emoji_tab + '</div>\
<div class="composer_emoji_tooltip_tab composer_emoji_tooltip_tab_stickers">' +this.langpack.im_stickers_tab + '</div>\
<div class="composer_emoji_tooltip_tab_shadow"></div>\
</div>\
<div class="composer_emoji_tooltip_tabs_wrap">\
<div class="composer_emoji_tooltip_tabs_contents clearfix">\
<div class="composer_emoji_tooltip_tab_emoji_content">\
<div class="composer_emoji_tooltip_content_wrap">\
<div class="composer_emoji_tooltip_content composer_emoji_tooltip_content_emoji clearfix"></div>\
</div>\
<div class="composer_emoji_tooltip_categories">\
<a class="composer_emoji_tooltip_category active" data-category="0"><i class="composer_emoji_tooltip_category_recent"></i></a>\
<a class="composer_emoji_tooltip_category" data-category="1"><i class="composer_emoji_tooltip_category_smile"></i></a>\
<a class="composer_emoji_tooltip_category" data-category="2"><i class="composer_emoji_tooltip_category_flower"></i></a>\
<a class="composer_emoji_tooltip_category" data-category="3"><i class="composer_emoji_tooltip_category_bell"></i></a>\
<a class="composer_emoji_tooltip_category" data-category="4"><i class="composer_emoji_tooltip_category_car"></i></a>\
<a class="composer_emoji_tooltip_category" data-category="5"><i class="composer_emoji_tooltip_category_grid"></i></a>\
</div>\
</div>\
<div class="composer_emoji_tooltip_tab_stickers_content">\
<div class="composer_emoji_tooltip_content_wrap">\
<div class="composer_emoji_tooltip_content composer_emoji_tooltip_content_stickers clearfix"></div>\
</div>\
<div class="composer_emoji_tooltip_categories"></div>\
</div>\
</div>\
</div>\
<div class="composer_emoji_tooltip_tail"><i class="icon icon-tooltip-tail"></i></div>\
</div>';
html = html.replace(/>\s+</g, '><');
var self = this;
this.tooltipEl = $(html).appendTo(document.body);
this.tabsEl = $('.composer_emoji_tooltip_tabs', this.tooltipEl);
this.categoriesEl = $('.composer_emoji_tooltip_categories', this.tooltipEl);
this.stickersCategoriesEl = $('.composer_emoji_tooltip_tab_stickers_content .composer_emoji_tooltip_categories', this.tooltipEl);
this.contentEl = $('.composer_emoji_tooltip_content', this.tooltipEl);
this.emojiContentEl = $('.composer_emoji_tooltip_content_emoji', this.tooltipEl);
this.stickersContentEl = $('.composer_emoji_tooltip_content_stickers', this.tooltipEl);
// Tabs
angular.forEach(['emoji', 'stickers'], function (tabName, tabIndex) {
var tab = $('.composer_emoji_tooltip_tab_' + tabName, self.tabsEl)
.on('mousedown', function (e) {
self.selectTab(tabIndex);
return cancelEvent(e);
});
if (!Config.Navigator.touch) {
tab.on('mouseenter mouseleave', function (e) {
clearTimeout(self.selectTabTimeout);
if (e.type == 'mouseenter') {
self.selectTabTimeout = setTimeout(function () {
self.selectTab(tabIndex);
}, 300);
}
});
}
});
// Categories
var handleEvents = 'mousedown';
if (!Config.Navigator.touch) {
handleEvents += ' mouseover mouseout';
}
this.categoriesEl.on(handleEvents, function (e) {
e = e.originalEvent || e;
var target = e.target;
if (target.tagName != 'A') {
target = target.parentNode;
}
if (target.tagName != 'A') {
return;
}
var catIndex = parseInt(target.getAttribute('data-category'));
if (e.type == 'mousedown') {
self.selectCategory(catIndex);
return cancelEvent(e);
}
if (self.tab) {
return;
}
var isOver = e.type == 'mouseover';
if (isOver && self.selectCategoryIndex == catIndex) {
return;
}
clearTimeout(self.selectCategoryTimeout);
delete self.selectCategoryTimeout;
if (isOver) {
self.selectCategoryIndex = catIndex;
self.selectCategoryTimeout = setTimeout(function () {
delete self.selectCategoryIndex;
delete self.selectCategoryTimeout;
self.selectCategory(catIndex);
}, 300);
} else {
delete self.selectCategoryIndex;
}
});
this.emojiScroller = new Scroller(this.emojiContentEl, {classPrefix: 'composer_emoji_tooltip'});
this.stickersScroller = new Scroller(this.stickersContentEl, {classPrefix: 'composer_emoji_tooltip'});
this.stickersScroller.onScroll(function (el, st) {
self.onStickersScroll(el, st);
});
this.contentEl.on('mousedown', function (e) {
e = e.originalEvent || e;
var target = $(e.target), code, sticker, stickerset;
if (target[0].tagName != 'A') {
target = $(target[0].parentNode);
}
if (code = target.attr('data-code')) {
if (self.onEmojiSelected) {
self.onEmojiSelected(code);
}
EmojiHelper.pushPopularEmoji(code);
}
if (sticker = target.attr('data-sticker')) {
if (self.onStickerSelected) {
self.onStickerSelected(sticker);
}
if (Config.Mobile) {
self.hide();
}
}
if (stickerset = target.attr('data-stickerset')) {
if (self.onStickersetSelected) {
self.onStickersetSelected(stickerset);
}
self.hide();
}
return cancelEvent(e);
});
if (!Config.Navigator.touch) {
this.tooltipEl.on('mouseenter mouseleave', function (e) {
if (e.type == 'mouseenter') {
self.onMouseEnter();
} else {
self.onMouseLeave();
}
});
}
this.selectTab(0);
$(window).on('resize', this.updatePosition.bind(this));
return true;
}
EmojiTooltip.prototype.selectCategory = function (cat, force) {
if (!this.tab && this.cat === cat && !force) {
return false;
}
$('.active', this.categoriesEl).removeClass('active');
this.cat = cat;
if (this.tab) {
this.activateStickerCategory();
this.updateStickersContents(force);
} else {
$(this.categoriesEl[this.tab].childNodes[cat]).addClass('active');
this.updateEmojiContents();
}
};
EmojiTooltip.prototype.selectTab = function (tab, force) {
if (this.tab === tab && !force) {
return false;
}
this.tab = tab;
this.selectCategory(0, true);
var self = this;
setTimeout(function () {
$(self.tooltipEl).toggleClass('composer_emoji_tooltip_tabs_stickers_active', tab == 1);
}, 0);
};
EmojiTooltip.prototype.updateEmojiContents = function () {
var html = [];
var self = this;
var iconSize = 26;
var renderContent = function () {
self.emojiContentEl.html(html.join(''));
self.emojiScroller.reinit();
}
if (this.cat > 0) {
var categoryIndex = this.cat - 1;
var emoticonCodes = Config.EmojiCategories[categoryIndex];
var totalColumns = Config.EmojiCategorySpritesheetDimens[categoryIndex][1];
var count = emoticonCodes.length;
var emoticonCode, emoticonData, i, x, y;
for (i = 0; i < count; i++) {
emoticonCode = emoticonCodes[i];
emoticonData = Config.Emoji[emoticonCode];
x = iconSize * (i % totalColumns);
y = iconSize * Math.floor(i / totalColumns);
html.push('<a class="composer_emoji_btn" title=":' + encodeEntities(emoticonData[1][0]) + ':" data-code="' + encodeEntities(emoticonCode) + '"><i class="emoji emoji-w' + iconSize + ' emoji-spritesheet-' + categoryIndex + '" style="background-position: -' + x + 'px -' + y + 'px;"></i></a>');
}
renderContent();
}
else {
EmojiHelper.getPopularEmoji(function (popularEmoji) {
var emoticonCode, emoticonData, spritesheet, pos, categoryIndex;
var count = popularEmoji.length;
var i, x, y;
for (i = 0; i < count; i++) {
emoticonCode = popularEmoji[i].code;
if (emoticonData = Config.Emoji[emoticonCode]) {
spritesheet = EmojiHelper.spritesheetPositions[emoticonCode];
categoryIndex = spritesheet[0];
pos = spritesheet[1];
x = iconSize * spritesheet[3];
y = iconSize * spritesheet[2];
html.push('<a class="composer_emoji_btn" title=":' + encodeEntities(emoticonData[1][0]) + ':" data-code="' + encodeEntities(emoticonCode) + '"><i class="emoji emoji-w' + iconSize + ' emoji-spritesheet-' + categoryIndex + '" style="background-position: -' + x + 'px -' + y + 'px;"></i></a>');
}
}
renderContent();
});
}
};
EmojiTooltip.prototype.updateStickersContents = function (force) {
var html = [];
var categoriesHtml = [];
var self = this;
var iconSize = 26;
var scrollStickers = function () {
var scrollTop = self.cat ? self.stickersetPositions[self.cat][0] : 0;
self.stickersScroller.scrollTo(scrollTop, force ? 0 : 200);
}
if (!force && self.stickersetPositions.length) {
scrollStickers();
return;
}
var renderStickers = function (stickersets) {
var set, docID, i, j, len1, len2;
for (i = 0, len1 = stickersets.length; i < len1; i++) {
set = stickersets[i];
if (!set.docIDs.length) {
continue;
}
html.push('<div class="composer_stickerset_wrap clearfix">');
if (set.title) {
html.push(
'<a class="composer_stickerset_title',
set.id ? '' : ' disabled',
'" data-stickerset="',
encodeEntities(set.short_name),
'">',
encodeEntities(set.title),
'</a>'
);
}
if (!set.id) {
categoriesHtml.push('<a class="composer_emoji_tooltip_category active" data-category="0"><i class="composer_emoji_tooltip_category_recent"></i></a>');
} else {
categoriesHtml.push('<a class="composer_sticker_btn" data-sticker="' + set.docIDs[0] + '" data-category="' + i + '"></a>');
}
for (j = 0, len2 = set.docIDs.length; j < len2; j++) {
docID = set.docIDs[j];
html.push('<a class="composer_sticker_btn" data-sticker="' + docID + '"></a>');
}
html.push('</div>');
}
self.stickersContentEl.html(html.join(''));
self.stickersCategoriesEl.html(categoriesHtml.join(''));
self.stickersScroller.reinit();
var scrollPositions = [];
$('.composer_stickerset_wrap', self.stickersContentEl).each(function (k, stickerSetEl) {
var height = stickerSetEl.offsetHeight;
var top = stickerSetEl.offsetTop;
scrollPositions.push([top, height]);
});
self.stickersetPositions = scrollPositions;
scrollStickers();
var preload = [];
self.contentEl.find('.composer_sticker_btn').each(function (k, element) {
if (k < 12) {
self.replaceStickerImage(element);
} else {
preload.push([element.offsetTop, element]);
}
});
self.stickersPreload = preload;
self.stickersCategoriesEl.find('.composer_sticker_btn').each(function (k, element) {
self.replaceStickerImage(element);
});
};
this.getStickers(renderStickers);
};
EmojiTooltip.prototype.replaceStickerImage = function (element) {
element = $(element);
this.getStickerImage(element, element.attr('data-sticker'));
}
EmojiTooltip.prototype.onStickersScroll = function (scrollable, scrollTop) {
var ch = scrollable.clientHeight;
var sh = scrollable.scrollHeight;
var len = this.stickersetPositions.length;
var currentCat = false;
var currentPos, i;
if (scrollTop < 20) {
currentCat = 0;
} else if (scrollTop > sh - ch - 20) {
currentCat = len - 1;
} else {
for (i = 0; i < len; i++) {
currentPos = this.stickersetPositions[i];
if (scrollTop >= currentPos[0] &&
scrollTop < (currentPos[0] + currentPos[1])) {
currentCat = i;
break;
}
}
}
var len = this.stickersPreload.length;
if (len) {
for (i = 0; i < len; i++) {
currentPos = this.stickersPreload[i];
if (currentPos[0] >= scrollTop && currentPos[0] <= scrollTop + ch) {
// console.log('replace', currentPos[1], i);
this.replaceStickerImage(currentPos[1]);
this.stickersPreload.splice(i, 1);
i--;
len--;
}
}
}
// console.log('on sticker scroll', scrollTop, ch, sh, currentCat, this.stickersetPositions);
if (this.cat === currentCat || currentCat === false) {
return;
}
$('.active', this.categoriesEl).removeClass('active');
this.cat = currentCat;
this.activateStickerCategory();
};
EmojiTooltip.prototype.onStickersChanged = function () {
if (this.tab) {
this.updateStickersContents(true);
}
};
EmojiTooltip.prototype.activateStickerCategory = function () {
var categoriesEl = this.categoriesEl[1];
var categoryEl = categoriesEl.childNodes[this.cat];
if (!categoryEl) {
return;
}
$(categoryEl).addClass('active');
var left = categoryEl.offsetLeft;
var width = categoryEl.offsetWidth;
var viewportWidth = categoriesEl.clientWidth;
// console.log('current cat el', categoryEl, left, width, viewportWidth);
$(categoriesEl).animate({scrollLeft: left - (viewportWidth - width) / 2}, 200);
}
EmojiTooltip.prototype.updatePosition = function () {
var offset = this.btnEl.offset();
this.tooltipEl.css({top: offset.top, left: offset.left});
};
EmojiTooltip.prototype.show = function () {
this.updatePosition();
if (this.tab) {
this.updateStickersContents(true);
} else {
this.updateEmojiContents();
}
this.tooltipEl.addClass('composer_emoji_tooltip_shown');
this.btnEl.addClass('composer_emoji_insert_btn_on');
delete this.showTimeout;
this.shown = true;
};
EmojiTooltip.prototype.hide = function () {
if (this.tooltipEl) {
this.tooltipEl.removeClass('composer_emoji_tooltip_shown');
this.btnEl.removeClass('composer_emoji_insert_btn_on');
}
delete this.hideTimeout;
delete this.shown;
};
function EmojiPanel (containerEl, options) {
options = options || {};
var self = this;
this.containerEl = $(containerEl);
this.onEmojiSelected = options.onEmojiSelected;
this.containerEl.on('mousedown', function (e) {
e = e.originalEvent || e;
var target = $(e.target), code;
if (target[0].tagName != 'A') {
target = $(target[0].parentNode);
}
if (code = target.attr('data-code')) {
if (self.onEmojiSelected) {
self.onEmojiSelected(code);
}
EmojiHelper.pushPopularEmoji(code);
}
return cancelEvent(e);
});
this.update();
}
EmojiPanel.prototype.update = function () {
var html = [];
var self = this;
var iconSize = Config.Mobile ? 26 : 20;
EmojiHelper.getPopularEmoji(function (popularEmoji) {
var emoticonCode, emoticonData, spritesheet, pos, categoryIndex;
var count = popularEmoji.length;
var i, x, y;
for (i = 0; i < count; i++) {
emoticonCode = popularEmoji[i].code;
if (emoticonData = Config.Emoji[emoticonCode]) {
spritesheet = EmojiHelper.spritesheetPositions[emoticonCode];
categoryIndex = spritesheet[0];
pos = spritesheet[1];
x = iconSize * spritesheet[3];
y = iconSize * spritesheet[2];
html.push('<a class="composer_emoji_btn" title=":' + encodeEntities(emoticonData[1][0]) + ':" data-code="' + encodeEntities(emoticonCode) + '"><i class="emoji emoji-w20 emoji-spritesheet-' + categoryIndex + '" style="background-position: -' + x + 'px -' + y + 'px;"></i></a>');
}
}
self.containerEl.html(html.join(''));
});
}
function MessageComposer (textarea, options) {
var self = this;
this.textareaEl = $(textarea);
this.setUpInput();
this.autoCompleteWrapEl = $('<div class="composer_dropdown_wrap"></div>').appendTo(document.body);
var autoCompleteEl = $('<div></div>').appendTo(this.autoCompleteWrapEl);
options.dropdownDirective(autoCompleteEl, function (scope, newAutoCompleteEl) {
self.autoCompleteEl = newAutoCompleteEl;
self.autoCompleteScope = scope;
self.setUpAutoComplete();
});
this.isActive = false;
this.onTyping = options.onTyping;
this.onMessageSubmit = options.onMessageSubmit;
this.getSendOnEnter = options.getSendOnEnter;
this.onFilePaste = options.onFilePaste;
this.onCommandSend = options.onCommandSend;
this.onInlineResultSend = options.onInlineResultSend;
this.mentions = options.mentions;
this.commands = options.commands;
}
MessageComposer.autoCompleteRegEx = /(\s|^)(:|@|\/)([A-Za-z0-9\-\+\*@_]*)$/;
MessageComposer.prototype.setUpInput = function () {
this.inlinePlaceholderWrap = $('<div class="im_inline_placeholder_wrap"></div>').prependTo(this.textareaEl[0].parentNode);
this.inlinePlaceholderPrefixEl = $('<span class="im_inline_placeholder_prefix"></span>').appendTo(this.inlinePlaceholderWrap);
this.inlinePlaceholderEl = $('<span class="im_inline_placeholder"></span>').appendTo(this.inlinePlaceholderWrap);
if ('contentEditable' in document.body) {
this.setUpRich();
} else {
this.setUpPlaintext();
}
if (!Config.Mobile) {
var sbWidth = getScrollWidth();
if (sbWidth) {
(this.richTextareaEl || this.textareaEl).css({marginRight: -sbWidth});
}
}
}
MessageComposer.prototype.setInlinePlaceholder = function (prefix, placeholder) {
this.inlinePlaceholderPrefix = prefix
this.inlinePlaceholderPrefixEl.html(encodeEntities(prefix));
this.inlinePlaceholderEl.html(encodeEntities(placeholder));
this.onChange();
}
MessageComposer.prototype.updateInlinePlaceholder = function () {
var prefix = this.inlinePlaceholderPrefix;
if (prefix) {
var value = this.textareaEl.val();
this.inlinePlaceholderWrap.toggleClass('active', value == prefix);
}
}
MessageComposer.prototype.setUpAutoComplete = function () {
this.scroller = new Scroller(this.autoCompleteEl, {maxHeight: 180});
var self = this;
this.autoCompleteEl.on('mousedown', function (e) {
e = e.originalEvent || e;
var target = $(e.target), mention, code, command, inlineID;
if (target[0].tagName != 'A') {
target = $(target[0].parentNode);
}
if (code = target.attr('data-code')) {
if (self.onEmojiSelected) {
self.onEmojiSelected(code, true);
}
EmojiHelper.pushPopularEmoji(code);
}
if (mention = target.attr('data-mention')) {
self.onMentionSelected(mention);
}
if (command = target.attr('data-command')) {
if (self.onCommandSelected) {
self.onCommandSelected(command);
}
self.hideSuggestions();
}
if (inlineID = target.attr('data-inlineid')) {
if (self.onInlineResultSend) {
self.onInlineResultSend(inlineID);
}
self.hideSuggestions();
}
return cancelEvent(e);
});
}
MessageComposer.prototype.setUpRich = function () {
this.textareaEl.hide();
this.richTextareaEl = $('<div class="composer_rich_textarea" contenteditable="true" dir="auto"></div>');
this.textareaEl[0].parentNode.insertBefore(this.richTextareaEl[0], this.textareaEl[0]);
this.richTextareaEl.on('keyup keydown', this.onKeyEvent.bind(this));
this.richTextareaEl.on('focus blur', this.onFocusBlur.bind(this));
this.richTextareaEl.on('paste', this.onRichPaste.bind(this));
this.richTextareaEl.on('DOMNodeInserted', this.onRichPasteNode.bind(this));
$(document.body).on('keydown', this.backupSelection.bind(this));
}
MessageComposer.prototype.setUpPlaintext = function () {
this.textareaEl.on('keyup keydown', this.onKeyEvent.bind(this));
this.textareaEl.on('focus blur', this.onFocusBlur.bind(this));
}
MessageComposer.prototype.onKeyEvent = function (e) {
var self = this;
if (e.type == 'keyup') {
// console.log(dT(), 'keyup', e.keyCode);
this.checkAutocomplete();
var length = false;
if (this.richTextareaEl) {
clearTimeout(this.updateValueTO);
var now = tsNow();
if (this.keyupStarted === undefined) {
this.keyupStarted = now;
}
if (now - this.keyupStarted > 3000 || true) {
this.onChange();
}
else {
length = this.richTextareaEl[0].textContent.length;
if (this.wasEmpty != !length) {
this.wasEmpty = !this.wasEmpty;
this.onChange();
} else if (this.inlinePlaceholderPrefix) {
this.onChange();
} else {
this.updateValueTO = setTimeout(this.onChange.bind(this), 1000);
}
}
}
if (this.onTyping) {
var now = tsNow();
if (now - this.lastTyping > 5000) {
if (length === false) {
length = (this.richTextareaEl ? this.richTextareaEl[0].textContent : this.textareaEl[0].value).length;
}
if (length != this.lastLength) {
this.lastTyping = now;
this.lastLength = length;
this.onTyping();
}
}
}
}
if (e.type == 'keydown') {
var checkSubmit = !this.autocompleteShown;
if (this.autocompleteShown) {
if (e.keyCode == 38 || e.keyCode == 40) { // UP / DOWN
var next = e.keyCode == 40;
var currentSel = $(this.autoCompleteEl).find('li.composer_autocomplete_option_active');
var allLIs = Array.prototype.slice.call($(this.autoCompleteEl).find('li'));
var nextSel;
if (currentSel.length) {
var pos = allLIs.indexOf(currentSel[0]);
var nextPos = pos + (next ? 1 : -1);
nextSel = allLIs[nextPos];
currentSel.removeClass('composer_autocomplete_option_active');
if (nextSel) {
$(nextSel).addClass('composer_autocomplete_option_active');
this.scroller.scrollToNode(nextSel);
// console.log(dT(), 'keydown cancel', e.keyCode);
return cancelEvent(e);
}
}
nextSel = allLIs[next ? 0 : allLIs.length - 1];
this.scroller.scrollToNode(nextSel);
$(nextSel).addClass('composer_autocomplete_option_active');
// console.log(dT(), 'keydown cancel', e.keyCode);
return cancelEvent(e);
}
if (e.keyCode == 13 || e.keyCode == 9) { // Enter or Tab
var currentSel = $(this.autoCompleteEl).find('li.composer_autocomplete_option_active');
if (!currentSel.length && e.keyCode == 9) {
currentSel = $(this.autoCompleteEl).find('li:first');
}
currentSel = currentSel.find('a:first');
var code, mention, command, inlineID;
if (code = currentSel.attr('data-code')) {
this.onEmojiSelected(code, true);
EmojiHelper.pushPopularEmoji(code);
return cancelEvent(e);
}
if (mention = currentSel.attr('data-mention')) {
this.onMentionSelected(mention);
return cancelEvent(e);
}
if (command = currentSel.attr('data-command')) {
if (this.onCommandSelected) {
this.onCommandSelected(command, e.keyCode == 9);
}
return cancelEvent(e);
}
if (inlineID = currentSel.attr('data-inlineid')) {
if (self.onInlineResultSend) {
self.onInlineResultSend(inlineID);
}
self.hideSuggestions();
// console.log(dT(), 'keydown cancel', e.keyCode);
return cancelEvent(e);
}
checkSubmit = true;
}
}
if (checkSubmit && e.keyCode == 13) {
var submit = false;
var sendOnEnter = true;
if (this.getSendOnEnter && !this.getSendOnEnter()) {
sendOnEnter = false;
}
if (sendOnEnter && !e.shiftKey) {
submit = true;
} else if (!sendOnEnter && (e.ctrlKey || e.metaKey)) {
submit = true;
}
if (submit) {
this.onMessageSubmit(e);
return cancelEvent(e);
}
}
}
}
MessageComposer.prototype.backupSelection = function () {
delete this.selection;
if (!this.isActive) {
return;
}
if (window.getSelection) {
var sel = window.getSelection();
if (sel.getRangeAt && sel.rangeCount) {
this.selection = sel.getRangeAt(0);
}
} else if (document.selection && document.selection.createRange) {
this.selection = document.selection.createRange();
}
}
MessageComposer.prototype.restoreSelection = function () {
if (!this.selection) {
return false;
}
var result = false;
if (window.getSelection) {
var sel = window.getSelection();
sel.removeAllRanges();
sel.addRange(this.selection);
result = true;
}
else if (document.selection && this.selection.select) {
this.selection.select();
result = true;
}
delete this.selection;
return result;
}
MessageComposer.prototype.checkAutocomplete = function (forceFull) {
var pos, value;
if (this.richTextareaEl) {
var textarea = this.richTextareaEl[0];
var valueCaret = getRichValueWithCaret(textarea);
var value = valueCaret[0];
var pos = valueCaret[1] >= 0 ? valueCaret[1] : value.length;
if (!pos) {
this.cleanRichTextarea(value, true);
}
} else {
var textarea = this.textareaEl[0];
var pos = getFieldSelection(textarea);
var value = textarea.value;
}
if (value &&
this.curInlineResults &&
this.curInlineResults.text == value) {
console.trace(dT(), value, this.curInlineResults);
this.showInlineSuggestions(this.curInlineResults);
return;
};
if (!forceFull) {
value = value.substr(0, pos);
}
var matches = value.match(MessageComposer.autoCompleteRegEx);
if (matches) {
if (this.previousQuery == matches[0]) {
return;
}
this.previousQuery = matches[0];
var query = SearchIndexManager.cleanSearchText(matches[3]);
if (matches[2] == '@') { // mentions
if (this.mentions && this.mentions.index) {
if (query.length) {
var foundObject = SearchIndexManager.search(query, this.mentions.index);
var foundUsers = [];
var user;
for (var i = 0, length = this.mentions.users.length; i < length; i++) {
user = this.mentions.users[i];
if (foundObject[user.id]) {
foundUsers.push(user);
}
}
} else {
var foundUsers = this.mentions.users;
}
if (foundUsers.length) {
this.showMentionSuggestions(foundUsers);
} else {
this.hideSuggestions();
}
} else {
this.hideSuggestions();
}
}
else if (!matches[1] && matches[2] == '/') { // commands
if (this.commands && this.commands.index) {
if (query.length) {
var foundObject = SearchIndexManager.search(query, this.commands.index);
var foundCommands = [];
var command;
for (var i = 0, length = this.commands.list.length; i < length; i++) {
command = this.commands.list[i];
if (foundObject[command.value]) {
foundCommands.push(command);
}
}
} else {
var foundCommands = this.commands.list;
}
if (foundCommands.length) {
this.showCommandsSuggestions(foundCommands);
} else {
this.hideSuggestions();
}
} else {
this.hideSuggestions();
}
}
else if (matches[2] == ':') { // emoji
EmojiHelper.getPopularEmoji((function (popular) {
if (query.length) {
var found = EmojiHelper.searchEmojis(query);
if (found.length) {
var popularFound = [],
code, pos;
for (var i = 0, len = popular.length; i < len; i++) {
code = popular[i].code;
pos = found.indexOf(code);
if (pos >= 0) {
popularFound.push(code);
found.splice(pos, 1);
if (!found.length) {
break;
}
}
}
this.showEmojiSuggestions(popularFound.concat(found));
} else {
this.hideSuggestions();
}
} else {
this.showEmojiSuggestions(popular);
}
}).bind(this));
}
}
else {
delete this.previousQuery;
this.hideSuggestions();
}
}
MessageComposer.prototype.onFocusBlur = function (e) {
this.isActive = e.type == 'focus';
if (!this.isActive) {
this.cleanRichTextarea();
this.hideSuggestions();
} else {
setTimeout(this.checkAutocomplete.bind(this), 100);
}
if (this.richTextareaEl) {
document.execCommand('enableObjectResizing', !this.isActive, !this.isActive);
}
}
MessageComposer.prototype.onRichPaste = function (e) {
var cData = (e.originalEvent || e).clipboardData,
items = cData && cData.items || [],
i;
for (i = 0; i < items.length; i++) {
if (items[i].kind == 'file') {
e.preventDefault();
return true;
}
}
try {
var text = cData.getData('text/plain');
} catch (e) {
return true;
}
setZeroTimeout(this.onChange.bind(this), 0);
if (text.length) {
document.execCommand('insertText', false, text);
return cancelEvent(e);
}
return true;
}
MessageComposer.prototype.cleanRichTextarea = function (value, focused) {
if (value === undefined) {
value = getRichValue(this.richTextareaEl[0]);
}
if (value.match(/^\s*$/) && this.richTextareaEl.html().length > 0) {
this.richTextareaEl.html('');
this.lastLength = 0;
this.wasEmpty = true;
if (focused) {
var self = this;
setZeroTimeout(function () {
self.focus();
});
}
}
}
MessageComposer.prototype.onRichPasteNode = function (e) {
var element = (e.originalEvent || e).target,
src = (element || {}).src || '',
remove = false;
if (src.substr(0, 5) == 'data:') {
remove = true;
var blob = dataUrlToBlob(src);
this.onFilePaste(blob);
setZeroTimeout(function () {
element.parentNode.replaceChild(document.createTextNode('   '), element);
})
}
else if (src && !src.match(/img\/blank\.gif/)) {
var replacementNode = document.createTextNode(' ' + src + ' ');
setTimeout(function () {
element.parentNode.replaceChild(replacementNode, element);
}, 100);
}
}
MessageComposer.prototype.onEmojiSelected = function (code, autocomplete) {
if (this.richTextareaEl) {
var textarea = this.richTextareaEl[0];
if (!this.isActive) {
if (!this.restoreSelection()) {
setRichFocus(textarea);
}
}
if (autocomplete) {
var valueCaret = getRichValueWithCaret(textarea);
var fullValue = valueCaret[0];
var pos = valueCaret[1] >= 0 ? valueCaret[1] : fullValue.length;
var suffix = fullValue.substr(pos);
var prefix = fullValue.substr(0, pos);
var matches = prefix.match(/:([A-Za-z0-9\-\+\*_]*)$/);
var emoji = EmojiHelper.emojis[code];
var newValuePrefix;
if (matches && matches[0]) {
newValuePrefix = prefix.substr(0, matches.index) + ':' + emoji[1] + ':';
} else {
newValuePrefix = prefix + ':' + emoji[1] + ':';
}
textarea.value = newValue;
var html;
if (suffix.length) {
this.selId = (this.selId || 0) + 1;
html = this.getRichHtml(newValuePrefix) + '&nbsp;<span id="composer_sel' + this.selId + '"></span>' + this.getRichHtml(suffix);
this.richTextareaEl.html(html);
setRichFocus(textarea, $('#composer_sel' + this.selId)[0]);
} else {
html = this.getRichHtml(newValuePrefix) + '&nbsp;';
this.richTextareaEl.html(html);
setRichFocus(textarea);
}
} else {
var html = this.getEmojiHtml(code);
if (window.getSelection) {
var sel = window.getSelection();
if (sel.getRangeAt && sel.rangeCount) {
var el = document.createElement('div');
el.innerHTML = html;
var node = el.firstChild;
var range = sel.getRangeAt(0);
range.deleteContents();
range.insertNode(document.createTextNode(' '));
range.insertNode(node);
range.setStart(node, 0);
setTimeout(function() {
range = document.createRange();
range.setStartAfter(node);
range.collapse(true);
sel.removeAllRanges();
sel.addRange(range);
}, 0);
}
} else if (document.selection && document.selection.type != 'Control') {
document.selection.createRange().pasteHTML(html);
}
}
}
else {
var textarea = this.textareaEl[0];
var fullValue = textarea.value;
var pos = this.isActive ? getFieldSelection(textarea) : fullValue.length;
var suffix = fullValue.substr(pos);
var prefix = fullValue.substr(0, pos);
var matches = autocomplete && prefix.match(/:([A-Za-z0-9\-\+\*_]*)$/);
var emoji = EmojiHelper.emojis[code];
if (matches && matches[0]) {
var newValue = prefix.substr(0, matches.index) + ':' + emoji[1] + ': ' + suffix;
var newPos = matches.index + emoji[1].length + 3;
} else {
var newValue = prefix + ':' + emoji[1] + ': ' + suffix;
var newPos = prefix.length + emoji[1].length + 3;
}
textarea.value = newValue;
setFieldSelection(textarea, newPos);
}
this.hideSuggestions();
this.onChange();
}
MessageComposer.prototype.onMentionsUpdated = function (username) {
delete this.previousQuery;
if (this.isActive) {
this.checkAutocomplete();
}
}
MessageComposer.prototype.onMentionSelected = function (username) {
if (this.richTextareaEl) {
var textarea = this.richTextareaEl[0];
if (!this.isActive) {
if (!this.restoreSelection()) {
setRichFocus(textarea);
}
}
var valueCaret = getRichValueWithCaret(textarea);
var fullValue = valueCaret[0];
var pos = valueCaret[1] >= 0 ? valueCaret[1] : fullValue.length;
var suffix = fullValue.substr(pos);
var prefix = fullValue.substr(0, pos);
var matches = prefix.match(/@([A-Za-z0-9\-\+\*_]*)$/);
var newValuePrefix;
if (matches && matches[0]) {
newValuePrefix = prefix.substr(0, matches.index) + '@' + username;
} else {
newValuePrefix = prefix + '@' + username;
}
textarea.value = newValue;
var html;
if (suffix.length) {
this.selId = (this.selId || 0) + 1;
html = this.getRichHtml(newValuePrefix) + '&nbsp;<span id="composer_sel' + this.selId + '"></span>' + this.getRichHtml(suffix);
this.richTextareaEl.html(html);
setRichFocus(textarea, $('#composer_sel' + this.selId)[0]);
} else {
html = this.getRichHtml(newValuePrefix) + '&nbsp;';
this.richTextareaEl.html(html);
setRichFocus(textarea);
}
}
else {
var textarea = this.textareaEl[0];
var fullValue = textarea.value;
var pos = this.isActive ? getFieldSelection(textarea) : fullValue.length;
var suffix = fullValue.substr(pos);
var prefix = fullValue.substr(0, pos);
var matches = prefix.match(/@([A-Za-z0-9\-\+\*_]*)$/);
if (matches && matches[0]) {
var newValue = prefix.substr(0, matches.index) + '@' + username + ' ' + suffix;
var newPos = matches.index + username.length + 2;
} else {
var newValue = prefix + ':' + username + ': ' + suffix;
var newPos = prefix.length + username.length + 2;
}
textarea.value = newValue;
setFieldSelection(textarea, newPos);
}
this.hideSuggestions();
this.onChange();
}
MessageComposer.prototype.onCommandSelected = function (command, isTab) {
if (isTab) {
if (this.richTextareaEl) {
this.richTextareaEl.html(encodeEntities(command) + '&nbsp;');
setRichFocus(this.richTextareaEl[0]);
}
else {
var textarea = this.textareaEl[0];
textarea.value = command + ' ';
setFieldSelection(textarea);
}
} else {
this.onCommandSend(command);
}
this.hideSuggestions();
this.onChange();
}
MessageComposer.prototype.onChange = function (e) {
if (this.richTextareaEl) {
delete this.keyupStarted;
this.textareaEl.val(getRichValue(this.richTextareaEl[0])).trigger('change');
}
this.updateInlinePlaceholder();
}
MessageComposer.prototype.getEmojiHtml = function (code, emoji) {
emoji = emoji || EmojiHelper.emojis[code];
var iconSize = 20;
var spritesheet = EmojiHelper.spritesheetPositions[code];
var categoryIndex = spritesheet[0];
var pos = spritesheet[1];
var x = iconSize * spritesheet[3];
var y = iconSize * spritesheet[2];
return '<img src="img/blank.gif" alt=":' + encodeEntities(emoji[1]) + ':" data-code="' + encodeEntities(code) + '" class="emoji emoji-w20 emoji-spritesheet-' + categoryIndex + '" style="background-position: -' + x + 'px -' + y + 'px;" onresizestart="return false" />';
}
MessageComposer.prototype.setValue = function (text) {
if (this.richTextareaEl) {
this.richTextareaEl.html(this.getRichHtml(text));
this.lastLength = text.length;
this.wasEmpty = !text.length;
this.onKeyEvent({type: 'keyup'});
} else {
this.textareaEl.val(text);
}
}
MessageComposer.prototype.setFocusedValue = function (parts) {
var prefix = parts[0];
var selection = parts[1];
var suffix = parts[2];
if (this.richTextareaEl) {
this.selId = (this.selId || 0) + 1;
var html =
this.getRichHtml(prefix) +
'<span id="composer_sel' + this.selId + '">' +
this.getRichHtml(selection) +
'</span>' +
this.getRichHtml(suffix);
this.richTextareaEl.html(html);
setRichFocus(this.richTextareaEl[0], $('#composer_sel' + this.selId)[0], true);
} else {
this.textareaEl.val(prefix + selection + suffix);
setFieldSelection(this.textareaEl[0], prefix.length, prefix.length + selection.length);
}
}
MessageComposer.prototype.getRichHtml = function (text) {
return $('<div>').text(text).html().replace(/\n/g, '<br/>').replace(/:([A-Za-z0-9\-\+\*_]+?):/gi, (function (all, shortcut) {
var code = EmojiHelper.shortcuts[shortcut];
if (code !== undefined) {
return this.getEmojiHtml(code);
}
return all;
}).bind(this));
}
MessageComposer.prototype.focus = function () {
if (this.richTextareaEl) {
setZeroTimeout((function () {
setRichFocus(this.richTextareaEl[0]);
}).bind(this));
} else {
setFieldSelection(this.textareaEl[0]);
}
}
MessageComposer.prototype.blur = function () {
if (this.richTextareaEl) {
this.richTextareaEl[0].blur();
} else {
this.textareaEl[0].blur();
}
}
MessageComposer.prototype.renderSuggestions = function () {
this.autoCompleteWrapEl.show();
this.scroller.reinit();
this.updatePosition();
this.autocompleteShown = true;
}
MessageComposer.prototype.showEmojiSuggestions = function (codes) {
var self = this;
setZeroTimeout(function () {
self.autoCompleteScope.$apply(function () {
self.autoCompleteScope.type = 'emoji';
self.autoCompleteScope.emojiCodes = codes;
});
onContentLoaded(function () {
self.renderSuggestions();
});
});
}
MessageComposer.prototype.showMentionSuggestions = function (users) {
var self = this;
setZeroTimeout(function () {
self.autoCompleteScope.$apply(function () {
self.autoCompleteScope.type = 'mentions';
self.autoCompleteScope.mentionUsers = users;
});
onContentLoaded(function () {
self.renderSuggestions();
});
});
}
MessageComposer.prototype.showCommandsSuggestions = function (commands) {
var self = this;
setZeroTimeout(function () {
self.autoCompleteScope.$apply(function () {
self.autoCompleteScope.type = 'commands';
self.autoCompleteScope.commands = commands;
});
onContentLoaded(function () {
self.renderSuggestions();
});
});
}
MessageComposer.prototype.showInlineSuggestions = function (botResults) {
if (!botResults || !botResults.results.length) {
this.hideSuggestions();
return;
}
var self = this;
if (self.autoCompleteScope.type == 'inline' &&
self.autoCompleteScope.botResults == botResults) {
return;
}
setZeroTimeout(function () {
self.autoCompleteScope.$apply(function () {
self.autoCompleteScope.type = 'inline';
self.autoCompleteScope.botResults = botResults;
});
onContentLoaded(function () {
self.renderSuggestions();
});
});
}
MessageComposer.prototype.setInlineSuggestions = function (botResults) {
this.curInlineResults = botResults;
this.checkAutocomplete();
}
MessageComposer.prototype.updatePosition = function () {
var offset = (this.richTextareaEl || this.textareaEl).offset();
var height = this.scroller.updateHeight();
var width = $((this.richTextareaEl || this.textareaEl)[0].parentNode).outerWidth();
this.autoCompleteWrapEl.css({
top: offset.top - height,
left: Config.Mobile ? 0 : offset.left,
width: Config.Mobile ? '100%' : width - 2
});
this.scroller.update();
}
MessageComposer.prototype.hideSuggestions = function () {
// console.trace();
// return;
this.autoCompleteWrapEl.hide();
delete this.autocompleteShown;
}
MessageComposer.prototype.resetTyping = function () {
this.lastTyping = 0;
this.lastLength = 0;
}
MessageComposer.prototype.setPlaceholder = function (newPlaceholder) {
(this.richTextareaEl || this.textareaEl).attr('placeholder', newPlaceholder);
}
function Scroller(content, options) {
options = options || {};
var classPrefix = options.classPrefix || 'scroller';
this.content = $(content);
this.useNano = options.nano !== undefined ? options.nano : !Config.Mobile;
this.maxHeight = options.maxHeight;
this.minHeight = options.minHeight;
if (this.useNano) {
this.setUpNano();
} else {
this.setUpNative();
}
this.updateHeight();
}
Scroller.prototype.setUpNano = function () {
this.content.wrap('<div class="scroller_scrollable_container"><div class="scroller_scrollable_wrap nano"><div class="scroller_scrollable nano-content "></div></div></div>');
this.scrollable = $(this.content[0].parentNode);
this.scroller = $(this.scrollable[0].parentNode);
this.wrap = $(this.scroller[0].parentNode);
this.scroller.nanoScroller({preventPageScrolling: true, tabIndex: -1});
}
Scroller.prototype.setUpNative = function () {
this.content.wrap('<div class="scroller_native_scrollable"></div>');
this.scrollable = $(this.content[0].parentNode);
this.scrollable.css({overflow: 'auto'});
if (this.maxHeight) {
this.scrollable.css({maxHeight: this.maxHeight});
}
if (this.minHeight) {
this.scrollable.css({minHeight: this.minHeight});
}
}
Scroller.prototype.onScroll = function (cb) {
var self = this;
var scrollable = this.scrollable[0];
this.scrollable.on('scroll', function (e) {
if (self.isAnimatedScroll) {
return;
}
cb(scrollable, scrollable.scrollTop);
})
}
Scroller.prototype.update = function () {
if (this.useNano) {
$(this.scroller).nanoScroller();
}
}
Scroller.prototype.reinit = function () {
this.scrollTo(0);
if (this.useNano) {
setTimeout((function () {
this.updateHeight();
}).bind(this), 100)
}
}
Scroller.prototype.updateHeight = function () {
var height;
if (this.useNano) {
if (this.maxHeight || this.minHeight) {
height = this.content[0].offsetHeight;
if (this.maxHeight && height > this.maxHeight) {
height = this.maxHeight;
}
if (this.minHeight && height < this.minHeight) {
height = this.minHeight;
}
this.wrap.css({height: height});
} else {
height = this.scroller[0].offsetHeight;
}
$(this.scroller).nanoScroller();
} else {
height = this.scrollable[0].offsetHeight;
}
return height;
}
Scroller.prototype.scrollTo = function (scrollTop, animation, cb) {
if (animation > 0) {
var self = this;
this.isAnimatedScroll = true;
this.scrollable.animate({scrollTop: scrollTop}, animation, function () {
delete self.isAnimatedScroll;
if (self.useNano) {
$(self.scroller).nanoScroller({flash: true});
}
self.scrollable.trigger('scroll');
if (cb) {
cb();
}
});
} else {
this.scrollable[0].scrollTop = scrollTop;
if (this.useNano) {
$(this.scroller).nanoScroller({flash: true});
}
if (cb) {
cb();
}
}
}
Scroller.prototype.scrollToNode = function (node) {
node = node[0] || node;
var elTop = node.offsetTop - 15,
elHeight = node.offsetHeight + 30,
scrollTop = this.scrollable[0].scrollTop,
viewportHeight = this.scrollable[0].clientHeight;
if (scrollTop > elTop) { // we are below the node to scroll
this.scrollTo(elTop);
}
else if (scrollTop < elTop + elHeight - viewportHeight) { // we are over the node to scroll
this.scrollTo(elTop + elHeight - viewportHeight);
}
}