// Copyright (c) 2015 Spinpunch, Inc. All Rights Reserved.
// See License.txt for license information.
var AppDispatcher = require('../dispatcher/app_dispatcher.jsx');
var ChannelStore = require('../stores/channel_store.jsx')
var UserStore = require('../stores/user_store.jsx');
var Constants = require('../utils/constants.jsx');
var ActionTypes = Constants.ActionTypes;
var AsyncClient = require('./async_client.jsx');
var client = require('./client.jsx');
var Autolinker = require('autolinker');
module.exports.isEmail = function(email) {
var regex = /^([a-zA-Z0-9_.+-])+\@(([a-zA-Z0-9-])+\.)+([a-zA-Z0-9]{2,4})+$/;
return regex.test(email);
};
module.exports.cleanUpUrlable = function(input) {
var cleaned = input.trim().replace(/-/g, ' ').replace(/[^\w\s]/gi, '').toLowerCase().replace(/\s/g, '-');
cleaned = cleaned.replace(/^\-+/, '');
cleaned = cleaned.replace(/\-+$/, '');
return cleaned;
};
module.exports.isTestDomain = function() {
if ((/^localhost/).test(window.location.hostname))
return true;
if ((/^dockerhost/).test(window.location.hostname))
return true;
if ((/^test/).test(window.location.hostname))
return true;
if ((/^127.0./).test(window.location.hostname))
return true;
if ((/^192.168./).test(window.location.hostname))
return true;
if ((/^10./).test(window.location.hostname))
return true;
if ((/^176./).test(window.location.hostname))
return true;
return false;
};
var getSubDomain = function() {
if (module.exports.isTestDomain())
return "";
if ((/^www/).test(window.location.hostname))
return "";
if ((/^beta/).test(window.location.hostname))
return "";
if ((/^ci/).test(window.location.hostname))
return "";
var parts = window.location.hostname.split(".");
if (parts.length != 3)
return "";
return parts[0];
}
global.window.getSubDomain = getSubDomain;
module.exports.getSubDomain = getSubDomain;
module.exports.getDomainWithOutSub = function() {
var parts = window.location.host.split(".");
if (parts.length == 1) {
if (parts[0].indexOf("dockerhost") > -1) {
return "dockerhost:8065";
}
else {
return "localhost:8065";
}
}
return parts[1] + "." + parts[2];
}
module.exports.getCookie = function(name) {
var value = "; " + document.cookie;
var parts = value.split("; " + name + "=");
if (parts.length == 2) return parts.pop().split(";").shift();
}
module.exports.notifyMe = function(title, body, channel) {
if ("Notification" in window && Notification.permission !== 'denied') {
Notification.requestPermission(function (permission) {
if (Notification.permission !== permission) {
Notification.permission = permission;
}
if (permission === "granted") {
var notification = new Notification(title,
{ body: body, tag: body, icon: '/static/images/icon50x50.gif' }
);
notification.onclick = function() {
window.focus();
if (channel) {
module.exports.switchChannel(channel);
} else {
window.location.href = "/";
}
};
setTimeout(function(){
notification.close();
}, 5000);
}
});
}
}
module.exports.ding = function() {
if (!module.exports.isBrowserFirefox()) {
var audio = new Audio('/static/images/ding.mp3');
audio.play();
}
}
module.exports.getUrlParameter = function(sParam) {
var sPageURL = window.location.search.substring(1);
var sURLVariables = sPageURL.split('&');
for (var i = 0; i < sURLVariables.length; i++)
{
var sParameterName = sURLVariables[i].split('=');
if (sParameterName[0] == sParam)
{
return sParameterName[1];
}
}
return null;
}
module.exports.getDateForUnixTicks = function(ticks) {
return new Date(ticks)
}
module.exports.displayDate = function(ticks) {
var d = new Date(ticks);
var m_names = new Array("January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December");
return m_names[d.getMonth()] + " " + d.getDate() + ", " + d.getFullYear();
}
module.exports.displayTime = function(ticks) {
var d = new Date(ticks);
var hours = d.getHours();
var minutes = d.getMinutes();
var ampm = hours >= 12 ? "PM" : "AM";
hours = hours % 12;
hours = hours ? hours : "12"
minutes = minutes > 9 ? minutes : '0'+minutes
return hours + ":" + minutes + " " + ampm
}
module.exports.displayDateTime = function(ticks) {
var seconds = Math.floor((Date.now() - ticks) / 1000)
interval = Math.floor(seconds / 3600);
if (interval > 24) {
return this.displayTime(ticks)
}
if (interval > 1) {
return interval + " hours ago";
}
if (interval == 1) {
return interval + " hour ago";
}
interval = Math.floor(seconds / 60);
if (interval > 1) {
return interval + " minutes ago";
}
return "1 minute ago";
}
// returns Unix timestamp in milliseconds
module.exports.getTimestamp = function() {
return Date.now();
}
var testUrlMatch = function(text) {
var urlMatcher = new Autolinker.matchParser.MatchParser({
urls: true,
emails: false,
twitter: false,
phone: false,
hashtag: false,
});
var result = [];
var replaceFn = function(match) {
var linkData = {};
var matchText = match.getMatchedText();
linkData.text = matchText;
linkData.link = matchText.trim().indexOf("http") !== 0 ? "http://" + matchText : matchText;
result.push(linkData);
}
urlMatcher.replace(text,replaceFn,this);
return result;
}
module.exports.extractLinks = function(text) {
var repRegex = new RegExp("
", "g");
var matches = testUrlMatch(text.replace(repRegex, "\n"));
if (!matches.length) return { "links": null, "text": text };
var links = [];
for (var i = 0; i < matches.length; i++) {
links.push(matches[i].link);
}
return { "links": links, "text": text };
}
module.exports.escapeRegExp = function(string) {
return string.replace(/([.*+?^=!:${}()|\[\]\/\\])/g, "\\$1");
}
module.exports.getEmbed = function(link) {
var ytRegex = /.*(?:youtu.be\/|v\/|u\/\w\/|embed\/|watch\?v=|watch\?(?:[a-zA-Z-_]+=[a-zA-Z0-9-_]+&)+v=)([^#\&\?]*).*/;
var match = link.trim().match(ytRegex);
if (match && match[1].length==11){
return getYoutubeEmbed(link);
}
// Generl embed feature turned off for now
return;
var id = parseInt((Math.random() * 1000000) + 1);
$.ajax({
type: 'GET',
url: "https://query.yahooapis.com/v1/public/yql",
data: {
q: "select * from html where url=\""+link+"\" and xpath='html/head'",
format: "json"
},
async: true
}).done(function(data) {
if(!data.query.results) {
return;
}
var headerData = data.query.results.head;
var description = ""
for(var i = 0; i < headerData.meta.length; i++) {
if(headerData.meta[i].name && (headerData.meta[i].name === "description" || headerData.meta[i].name === "Description")){
description = headerData.meta[i].content;
break;
}
}
$('.embed-title.'+id).html(headerData.title);
$('.embed-description.'+id).html(description);
})
return (
);
}
var getYoutubeEmbed = function(link) {
var regex = /.*(?:youtu.be\/|v\/|u\/\w\/|embed\/|watch\?v=|watch\?(?:[a-zA-Z-_]+=[a-zA-Z0-9-_]+&)+v=)([^#\&\?]*).*/;
var youtubeId = link.trim().match(regex)[1];
var onclick = function(e) {
var div = $(e.target).closest('.video-thumbnail__container')[0];
var iframe = document.createElement("iframe");
iframe.setAttribute("src",
"https://www.youtube.com/embed/" + div.id
+ "?autoplay=1&autohide=1&border=0&wmode=opaque&enablejsapi=1");
iframe.setAttribute("width", "480px");
iframe.setAttribute("height", "360px");
iframe.setAttribute("type", "text/html");
iframe.setAttribute("frameborder", "0");
div.parentNode.replaceChild(iframe, div);
};
var success = function(data) {
if(!data.items.length || !data.items[0].snippet) {
return;
}
var metadata = data.items[0].snippet;
$('.video-uploader.'+youtubeId).html(metadata.channelTitle);
$('.video-title.'+youtubeId).find('a').html(metadata.title);
$(".post-list-holder-by-time").scrollTop($(".post-list-holder-by-time")[0].scrollHeight);
$(".post-list-holder-by-time").perfectScrollbar('update');
};
if(config.GoogleDeveloperKey) {
$.ajax({
async: true,
url: "https://www.googleapis.com/youtube/v3/videos",
type: 'GET',
data: {part:"snippet", id:youtubeId, key:config.GoogleDeveloperKey},
success: success
});
}
return (
);
}
module.exports.areStatesEqual = function(state1, state2) {
return JSON.stringify(state1) === JSON.stringify(state2);
}
module.exports.replaceHtmlEntities = function(text) {
var tagsToReplace = {
'&': '&',
'<': '<',
'>': '>'
};
for (var tag in tagsToReplace) {
var regex = new RegExp(tag, "g");
text = text.replace(regex, tagsToReplace[tag]);
}
return text;
}
module.exports.insertHtmlEntities = function(text) {
var tagsToReplace = {
'&': '&',
'<': '<',
'>': '>'
};
for (var tag in tagsToReplace) {
var regex = new RegExp(tag, "g");
text = text.replace(regex, tagsToReplace[tag]);
}
return text;
}
module.exports.searchForTerm = function(term) {
AppDispatcher.handleServerAction({
type: ActionTypes.RECIEVED_SEARCH_TERM,
term: term,
do_search: true
});
}
var oldExplicitMentionRegex = /(?:)([\s\S]*?)(?:<\/mention>)/g;
var puncStartRegex = /^((?![@#])\W)+/g;
var puncEndRegex = /(\W)+$/g;
module.exports.textToJsx = function(text, options) {
if (options && options['singleline']) {
var repRegex = new RegExp("\n", "g");
text = text.replace(repRegex, " ");
}
var searchTerm = ""
if (options && options['searchTerm']) {
searchTerm = options['searchTerm'].toLowerCase()
}
var mentionClass = "mention-highlight";
if (options && options['noMentionHighlight']) {
mentionClass = "";
}
var inner = [];
// Function specific regex
var hashRegex = /^href="#[^"]+"|(#[A-Za-z]+[A-Za-z0-9_\-]*[A-Za-z0-9])$/g;
var implicitKeywords = UserStore.getCurrentMentionKeys();
var lines = text.split("\n");
for (var i = 0; i < lines.length; i++) {
var line = lines[i];
var words = line.split(" ");
var highlightSearchClass = "";
for (var z = 0; z < words.length; z++) {
var word = words[z];
var trimWord = word.replace(puncStartRegex, '').replace(puncEndRegex, '').trim();
var mentionRegex = /^(?:@)([a-z0-9_]+)$/gi; // looks loop invariant but a weird JS bug needs it to be redefined here
var explicitMention = mentionRegex.exec(trimWord);
if ((trimWord.toLowerCase().indexOf(searchTerm) > -1 || word.toLowerCase().indexOf(searchTerm) > -1) && searchTerm != "") {
highlightSearchClass = " search-highlight";
}
if (explicitMention &&
(UserStore.getProfileByUsername(explicitMention[1]) ||
Constants.SPECIAL_MENTIONS.indexOf(explicitMention[1]) !== -1))
{
var name = explicitMention[1];
// do both a non-case sensitive and case senstive check
var mClass = implicitKeywords.indexOf('@'+name.toLowerCase()) !== -1 || implicitKeywords.indexOf('@'+name) !== -1 ? mentionClass : "";
var suffix = word.match(puncEndRegex);
var prefix = word.match(puncStartRegex);
if (searchTerm === name) {
highlightSearchClass = " search-highlight";
}
inner.push({prefix}@{name}{suffix} );
} else if (testUrlMatch(word).length) {
var match = testUrlMatch(word)[0];
var link = match.link;
var prefix = word.substring(0,word.indexOf(match.text));
var suffix = word.substring(word.indexOf(match.text)+match.text.length);
inner.push({prefix}{match.text}{suffix} );
} else if (trimWord.match(hashRegex)) {
var suffix = word.match(puncEndRegex);
var prefix = word.match(puncStartRegex);
var mClass = implicitKeywords.indexOf(trimWord) !== -1 || implicitKeywords.indexOf(trimWord.toLowerCase()) !== -1 ? mentionClass : "";
if (searchTerm === trimWord.substring(1).toLowerCase() || searchTerm === trimWord.toLowerCase()) {
highlightSearchClass = " search-highlight";
}
inner.push({prefix}{trimWord}{suffix} );
} else if (implicitKeywords.indexOf(trimWord) !== -1 || implicitKeywords.indexOf(trimWord.toLowerCase()) !== -1) {
var suffix = word.match(puncEndRegex);
var prefix = word.match(puncStartRegex);
if (trimWord.charAt(0) === '@') {
if (searchTerm === trimWord.substring(1).toLowerCase()) {
highlightSearchClass = " search-highlight";
}
inner.push({prefix}{trimWord}{suffix} );
} else {
inner.push({prefix}{module.exports.replaceHtmlEntities(trimWord)}{suffix} );
}
} else if (word === "") {
// if word is empty dont include a span
} else {
inner.push({module.exports.replaceHtmlEntities(word)} );
}
highlightSearchClass = "";
}
if (i != lines.length-1)
inner.push(
);
}
return inner;
}
module.exports.getFileType = function(ext) {
ext = ext.toLowerCase();
if (Constants.IMAGE_TYPES.indexOf(ext) > -1) {
return "image";
}
if (Constants.AUDIO_TYPES.indexOf(ext) > -1) {
return "audio";
}
if (Constants.VIDEO_TYPES.indexOf(ext) > -1) {
return "video";
}
if (Constants.SPREADSHEET_TYPES.indexOf(ext) > -1) {
return "spreadsheet";
}
if (Constants.CODE_TYPES.indexOf(ext) > -1) {
return "code";
}
if (Constants.WORD_TYPES.indexOf(ext) > -1) {
return "word";
}
if (Constants.EXCEL_TYPES.indexOf(ext) > -1) {
return "excel";
}
if (Constants.PDF_TYPES.indexOf(ext) > -1) {
return "pdf";
}
if (Constants.PATCH_TYPES.indexOf(ext) > -1) {
return "patch";
}
return "other";
};
module.exports.getPreviewImagePathForFileType = function(fileType) {
fileType = fileType.toLowerCase();
var icon;
if (fileType in Constants.ICON_FROM_TYPE) {
icon = Constants.ICON_FROM_TYPE[fileType];
} else {
icon = Constants.ICON_FROM_TYPE["other"];
}
return "/static/images/icons/" + icon + ".png";
};
module.exports.getIconClassName = function(fileType) {
fileType = fileType.toLowerCase();
if (fileType in Constants.ICON_FROM_TYPE)
return Constants.ICON_FROM_TYPE[fileType];
return "glyphicon-file";
}
module.exports.splitFileLocation = function(fileLocation) {
var fileSplit = fileLocation.split('.');
var ext = "";
if (fileSplit.length > 1) {
ext = fileSplit[fileSplit.length - 1];
fileSplit.splice(fileSplit.length - 1, 1);
}
var filePath = fileSplit.join('.');
var filename = filePath.split('/')[filePath.split('/').length-1];
return {'ext': ext, 'name': filename, 'path': filePath};
}
// Asynchronously gets the size of a file by requesting its headers. If successful, it calls the
// provided callback with the file size in bytes as the argument.
module.exports.getFileSize = function(url, callback) {
var request = new XMLHttpRequest();
request.open('HEAD', url, true);
request.onreadystatechange = function() {
if (request.readyState == 4 && request.status == 200) {
if (callback) {
callback(parseInt(request.getResponseHeader("content-length")));
}
}
};
request.send();
};
module.exports.toTitleCase = function(str) {
return str.replace(/\w\S*/g, function(txt){return txt.charAt(0).toUpperCase() + txt.substr(1).toLowerCase();});
}
module.exports.changeCss = function(className, classValue) {
// we need invisible container to store additional css definitions
var cssMainContainer = $('#css-modifier-container');
if (cssMainContainer.length == 0) {
var cssMainContainer = $('');
cssMainContainer.hide();
cssMainContainer.appendTo($('body'));
}
// and we need one div for each class
classContainer = cssMainContainer.find('div[data-class="' + className + '"]');
if (classContainer.length == 0) {
classContainer = $('');
classContainer.appendTo(cssMainContainer);
}
// append additional style
classContainer.html('');
}
module.exports.rgb2hex = function(rgb) {
if (/^#[0-9A-F]{6}$/i.test(rgb)) return rgb;
rgb = rgb.match(/^rgb\((\d+),\s*(\d+),\s*(\d+)\)$/);
function hex(x) {
return ("0" + parseInt(x).toString(16)).slice(-2);
}
return "#" + hex(rgb[1]) + hex(rgb[2]) + hex(rgb[3]);
}
module.exports.placeCaretAtEnd = function(el) {
el.focus();
if (typeof window.getSelection != "undefined"
&& typeof document.createRange != "undefined") {
var range = document.createRange();
range.selectNodeContents(el);
range.collapse(false);
var sel = window.getSelection();
sel.removeAllRanges();
sel.addRange(range);
} else if (typeof document.body.createTextRange != "undefined") {
var textRange = document.body.createTextRange();
textRange.moveToElementText(el);
textRange.collapse(false);
textRange.select();
}
}
module.exports.getCaretPosition = function(el) {
if (el.selectionStart) {
return el.selectionStart;
} else if (document.selection) {
el.focus();
var r = document.selection.createRange();
if (r == null) {
return 0;
}
var re = el.createTextRange(),
rc = re.duplicate();
re.moveToBookmark(r.getBookmark());
rc.setEndPoint('EndToStart', re);
return rc.text.length;
}
return 0;
}
module.exports.setSelectionRange = function(input, selectionStart, selectionEnd) {
if (input.setSelectionRange) {
input.focus();
input.setSelectionRange(selectionStart, selectionEnd);
}
else if (input.createTextRange) {
var range = input.createTextRange();
range.collapse(true);
range.moveEnd('character', selectionEnd);
range.moveStart('character', selectionStart);
range.select();
}
}
module.exports.setCaretPosition = function (input, pos) {
module.exports.setSelectionRange(input, pos, pos);
}
module.exports.getSelectedText = function(input) {
var selectedText;
if (document.selection != undefined) {
input.focus();
var sel = document.selection.createRange();
selectedText = sel.text;
} else if (input.selectionStart != undefined) {
var startPos = input.selectionStart;
var endPos = input.selectionEnd;
selectedText = input.value.substring(startPos, endPos)
}
return selectedText;
}
module.exports.isValidUsername = function (name) {
var error = ""
if (!name) {
error = "This field is required";
}
else if (name.length < 3 || name.length > 15)
{
error = "Must be between 3 and 15 characters";
}
else if (!/^[a-z0-9\.\-\_]+$/.test(name))
{
error = "Must contain only lowercase letters, numbers, and the symbols '.', '-', and '_'.";
}
else if (!/[a-z]/.test(name.charAt(0)))
{
error = "First character must be a letter.";
}
else
{
var lowerName = name.toLowerCase().trim();
for (var i = 0; i < Constants.RESERVED_USERNAMES.length; i++)
{
if (lowerName === Constants.RESERVED_USERNAMES[i])
{
error = "Cannot use a reserved word as a username.";
break;
}
}
}
return error;
}
function switchChannel(channel, teammateName) {
AppDispatcher.handleViewAction({
type: ActionTypes.CLICK_CHANNEL,
name: channel.name,
id: channel.id
});
updateAddressBar(channel.name);
if (channel.type === 'D' && teammateName) {
updateTabTitle(teammateName);
} else {
updateTabTitle(channel.display_name);
}
AsyncClient.getChannels(true, true, true);
AsyncClient.getChannelExtraInfo(true);
AsyncClient.getPosts(true, channel.id, Constants.POST_CHUNK_SIZE);
$('.inner__wrap').removeClass('move--right');
$('.sidebar--left').removeClass('move--right');
client.trackPage();
return false;
}
module.exports.switchChannel = switchChannel;
function updateTabTitle(name) {
document.title = name + ' ' + document.title.substring(document.title.lastIndexOf('-'));
}
module.exports.updateTabTitle = updateTabTitle;
function updateAddressBar(channelName) {
var teamURL = window.location.href.split('/channels')[0];
history.replaceState('data', '', teamURL + '/channels/' + channelName);
}
module.exports.updateAddressBar = updateAddressBar;
module.exports.isMobile = function() {
return screen.width <= 768;
}
module.exports.isComment = function(post) {
if ('root_id' in post) {
return post.root_id != "";
}
return false;
}
module.exports.getDirectTeammate = function(channel_id) {
var userIds = ChannelStore.get(channel_id).name.split('__');
var curUserId = UserStore.getCurrentId();
var teammate = {};
if(userIds.length != 2 || userIds.indexOf(curUserId) === -1) {
return teammate;
}
for (var idx in userIds) {
if(userIds[idx] !== curUserId) {
teammate = UserStore.getProfile(userIds[idx]);
break;
}
}
return teammate;
}
Image.prototype.load = function(url, progressCallback) {
var thisImg = this;
var xmlHTTP = new XMLHttpRequest();
xmlHTTP.open('GET', url, true);
xmlHTTP.responseType = 'arraybuffer';
xmlHTTP.onload = function(e) {
var h = xmlHTTP.getAllResponseHeaders(),
m = h.match( /^Content-Type\:\s*(.*?)$/mi ),
mimeType = m[ 1 ] || 'image/png';
var blob = new Blob([this.response], { type: mimeType });
thisImg.src = window.URL.createObjectURL(blob);
};
xmlHTTP.onprogress = function(e) {
parseInt(thisImg.completedPercentage = (e.loaded / e.total) * 100);
if (progressCallback) progressCallback();
};
xmlHTTP.onloadstart = function() {
thisImg.completedPercentage = 0;
};
xmlHTTP.send();
};
Image.prototype.completedPercentage = 0;
module.exports.changeColor =function(col, amt) {
var usePound = false;
if (col[0] == "#") {
col = col.slice(1);
usePound = true;
}
var num = parseInt(col,16);
var r = (num >> 16) + amt;
if (r > 255) r = 255;
else if (r < 0) r = 0;
var b = ((num >> 8) & 0x00FF) + amt;
if (b > 255) b = 255;
else if (b < 0) b = 0;
var g = (num & 0x0000FF) + amt;
if (g > 255) g = 255;
else if (g < 0) g = 0;
return (usePound?"#":"") + String("000000" + (g | (b << 8) | (r << 16)).toString(16)).slice(-6);
};
module.exports.changeOpacity = function(oldColor, opacity) {
var col = oldColor;
if (col[0] === '#') {
col = col.slice(1);
}
var r = parseInt(col.substring(0, 2), 16);
var g = parseInt(col.substring(2, 4), 16);
var b = parseInt(col.substring(4, 6), 16);
return 'rgba(' + r + ',' + g + ',' + b + ',' + opacity + ')';
};
module.exports.getFullName = function(user) {
if (user.first_name && user.last_name) {
return user.first_name + " " + user.last_name;
} else if (user.first_name) {
return user.first_name;
} else if (user.last_name) {
return user.last_name;
} else {
return "";
}
};
module.exports.getDisplayName = function(user) {
if (user.nickname && user.nickname.trim().length > 0) {
return user.nickname;
} else {
var fullName = module.exports.getFullName(user);
if (fullName) {
return fullName;
} else {
return user.username;
}
}
};
//IE10 does not set window.location.origin automatically so this must be called instead when using it
module.exports.getWindowLocationOrigin = function() {
var windowLocationOrigin = window.location.origin;
if (!windowLocationOrigin) {
windowLocationOrigin = window.location.protocol + "//" + window.location.hostname + (window.location.port ? ':' + window.location.port: '');
}
return windowLocationOrigin;
}
// Converts a file size in bytes into a human-readable string of the form "123MB".
module.exports.fileSizeToString = function(bytes) {
// it's unlikely that we'll have files bigger than this
if (bytes > 1024 * 1024 * 1024 * 1024) {
return Math.floor(bytes / (1024 * 1024 * 1024 * 1024)) + "TB";
} else if (bytes > 1024 * 1024 * 1024) {
return Math.floor(bytes / (1024 * 1024 * 1024)) + "GB";
} else if (bytes > 1024 * 1024) {
return Math.floor(bytes / (1024 * 1024)) + "MB";
} else if (bytes > 1024) {
return Math.floor(bytes / 1024) + "KB";
} else {
return bytes + "B";
}
};
// Converts a filename (like those attached to Post objects) to a url that can be used to retrieve attachments from the server.
module.exports.getFileUrl = function(filename) {
var url = filename;
// This is a temporary patch to fix issue with old files using absolute paths
if (url.indexOf("/api/v1/files/get") != -1) {
url = filename.split("/api/v1/files/get")[1];
}
url = module.exports.getWindowLocationOrigin() + "/api/v1/files/get" + url;
return url;
};
// Gets the name of a file (including extension) from a given url or file path.
module.exports.getFileName = function(path) {
var split = path.split('/');
return split[split.length - 1];
};
// Generates a RFC-4122 version 4 compliant globally unique identifier.
module.exports.generateId = function() {
// implementation taken from http://stackoverflow.com/a/2117523
var id = 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx';
id = id.replace(/[xy]/g, function(c) {
var r = Math.floor(Math.random() * 16);
var v;
if (c === 'x') {
v = r;
} else {
v = r & 0x3 | 0x8;
}
return v.toString(16);
});
return id;
};
module.exports.isBrowserFirefox = function() {
return navigator && navigator.userAgent && navigator.userAgent.toLowerCase().indexOf('firefox') > -1;
};
// Used to get the id of the other user from a DM channel
module.exports.getUserIdFromChannelName = function(channel) {
var ids = channel.name.split('__');
var otherUserId = '';
if (ids[0] === UserStore.getCurrentId()) {
otherUserId = ids[1];
} else {
otherUserId = ids[0];
}
return otherUserId;
};