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665 lines
20 KiB
665 lines
20 KiB
/*
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Copyright (c) 2009 Anant Garg (anantgarg.com | inscripts.com)
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This script may be used for non-commercial purposes only. For any
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commercial purposes, please contact the author at
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anant.garg@inscripts.com
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Changes and Chamilo Integration: Julio Montoya <gugli100@gmail.com>
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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OTHER DEALINGS IN THE SOFTWARE.
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*/
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var windowFocus = true;
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var username;
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var chatHeartbeatCount = 0;
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var minChatHeartbeat = 4000;
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var maxChatHeartbeat = 33000;
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var chatHeartbeatTime = minChatHeartbeat;
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var originalTitle;
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var blinkOrder = 0;
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var chatboxFocus = new Array();
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var newMessages = new Array();
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var newMessagesWin = new Array();
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var chatBoxes = new Array();
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var timer;
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var user_status = 0;
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//var ajax_url = 'chat.php'; // This variable is loaded in the template/layout/head.tpl file
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function set_user_status(status) {
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$.ajax({
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url: ajax_url+"?action=set_status",
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data: "status="+status,
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cache: false,
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success: function(data) {
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}
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});
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user_status = status;
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}
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$(document).ready(function() {
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originalTitle = document.title;
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startChatSession();
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$([window, document]).blur(function() {
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windowFocus = false;
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}).focus(function(){
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windowFocus = true;
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document.title = originalTitle;
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});
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/* "On" conditions, divs are created dynamically */
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// User name header toogle
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$('body').on('click', '#chatboxtitlemain', function() {
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if (user_status == 1) {
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stopChatHeartBeat();
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$('.user_status_main').html(offline_button);
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$('#chatboxtitlemain').html(disconnect_lang);
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set_user_status(0);
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} else {
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startChatHeartBeat();
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$('.user_status_main').html(online_button);
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$('#chatboxtitlemain').html(connect_lang);
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set_user_status(1);
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}
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});
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// User name header toogle
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$('body').on('click', '.chatboxtitle', function(){
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chatbox = $(this).parents(".chatbox");
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var chat_id = chatbox.attr('id');
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chat_id = chat_id.split('_')[1];
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toggleChatBoxGrowth(chat_id);
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});
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// Minimize button
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$('body').on('click', '.chatboxhead .togglelink', function(){
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var chat_id = $(this).attr('rel');
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toggleChatBoxGrowth(chat_id);
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});
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// Close button
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$('body').on('click', '.chatboxhead .closelink', function(){
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var chat_id = $(this).attr('rel');
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closeChatBox(chat_id);
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});
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});
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function showChatConnect() {
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if (user_status == 1) {
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button = online_button;
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label = connect_lang;
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} else {
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button = offline_button;
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label = disconnect_lang;
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}
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$("<div />" ).attr("id","chatmain")
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.addClass("chatboxmain")
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.html('<div class="chatboxheadmain"><div class="user_status_main">'+button+'</div><div id="chatboxtitlemain">'+label+'</div><div class="chatboxoptions"></div></div>')
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.appendTo($( "body" ));
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}
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/**
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* Start chat session
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*/
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function startChatSession() {
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/* fix bug BT#5728 whereby users cannot move to the next question in IE9 */
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if (typeof ajax_url != 'undefined') {
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$.ajax({
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url: ajax_url+"?action=startchatsession",
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cache: false,
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dataType: "json",
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success: function(data) {
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if (data) {
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username = data.me;
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user_status = data.user_status;
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showChatConnect();
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if (user_status == 1) {
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startChatHeartBeat();
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} else {
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stopChatHeartBeat();
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}
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$.each(data.items, function(my_user_id, user_items) {
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my_items = user_items['items'];
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$.each(my_items, function(i, item) {
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if (item) { // fix strange ie bug
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//my_user_id = item.f;
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if ($("#chatbox_"+my_user_id).length <= 0) {
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createChatBox(my_user_id, user_items.user_info.user_name, 1, user_items.user_info.online, user_items.user_info.avatar);
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}
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if (item.s == 1) {
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//item.f = username;
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}
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if (item.s == 2) {
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$("#chatbox_"+my_user_id+" .chatboxcontent").append('<div class="chatboxmessage"><span class="chatboxinfo">'+item.m+'</span></div>');
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} else {
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$("#chatbox_"+my_user_id+" .chatboxcontent").append('<div class="chatboxmessage">\n\
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<span class="chatboxmessagefrom">'+item.username+': </span>\n\
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<span class="chatboxmessagecontent">'+item.m+'</span></div>');
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}
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}
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});
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});
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for (i=0;i<chatBoxes.length;i++) {
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my_user_id = chatBoxes[i];
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$("#chatbox_"+my_user_id+" .chatboxcontent").scrollTop($("#chatbox_"+my_user_id+" .chatboxcontent")[0].scrollHeight);
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}
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}
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}});
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}
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}
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function stopChatHeartBeat() {
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clearInterval(timer);
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timer = null;
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}
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function startChatHeartBeat() {
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timer = setInterval('chatHeartbeat();', chatHeartbeatTime);
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}
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/*
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* Shows the user messages in all windows
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*
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* Item array structure :
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*
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* item.s = type of message: 1 = message, 2 = "sent at" string
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* item.m = message
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* item.f = from_user
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*
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**/
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function chatHeartbeat() {
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var itemsfound = 0;
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if (windowFocus == false) {
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var blinkNumber = 0;
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var titleChanged = 0;
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for (x in newMessagesWin) {
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if (newMessagesWin[x].status == true) {
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++blinkNumber;
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if (blinkNumber >= blinkOrder) {
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document.title = newMessagesWin[x].username+' says...';
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titleChanged = 1;
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break;
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}
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}
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}
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if (titleChanged == 0) {
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document.title = originalTitle;
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blinkOrder = 0;
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} else {
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++blinkOrder;
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}
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} else {
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for (x in newMessagesWin) {
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newMessagesWin[x].status = false;
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}
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}
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for (x in newMessages) {
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if (newMessages[x] == true) {
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if (chatboxFocus[x] == false) {
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//FIXME: add toggle all or none policy, otherwise it looks funny
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$('#chatbox_'+x+' .chatboxhead').toggleClass('chatboxblink');
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}
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}
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}
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$.ajax({
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url: ajax_url+"?action=chatheartbeat",
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cache: false,
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dataType: "json",
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success: function(data) {
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$.each(data.items, function(my_user_id, user_items) {
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my_items = user_items['items'];
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$.each(my_items, function(i, item) {
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if (item) { // fix strange ie bug
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if ($("#chatbox_"+my_user_id).length <= 0) {
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createChatBox(my_user_id, user_items.user_info.user_name, 0, user_items.user_info.online, user_items.user_info.avatar);
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}
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if ($("#chatbox_"+my_user_id).css('display') == 'none') {
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$("#chatbox_"+my_user_id).css('display','block');
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restructureChatBoxes();
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}
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if (item.s == 1) {
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//item.f = username;
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}
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update_online_user(my_user_id, user_items.user_info.online);
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if (item.s == 2) {
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$("#chatbox_"+my_user_id+" .chatboxcontent").append('<div class="chatboxmessage"><span class="chatboxinfo">'+item.m+'</span></div>');
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} else {
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newMessages[my_user_id] = {'status':true, 'username':item.username};
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newMessagesWin[my_user_id] = {'status':true, 'username':item.username};
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$("#chatbox_"+my_user_id+" .chatboxcontent").append('<div class="chatboxmessage">\n\
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<span class="chatboxmessagefrom">'+item.username+': </span>\n\
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<span class="chatboxmessagecontent">'+item.m+'</span></div>');
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}
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$("#chatbox_"+my_user_id+" .chatboxcontent").scrollTop($("#chatbox_"+my_user_id+" .chatboxcontent")[0].scrollHeight);
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if ($('#chatbox_'+my_user_id+' .chatboxcontent').css('display') == 'none') {
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$('#chatbox_'+my_user_id+' .chatboxhead').toggleClass('chatboxblink');
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}
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itemsfound += 1;
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}
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});
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});
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chatHeartbeatCount++;
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if (itemsfound > 0) {
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chatHeartbeatTime = minChatHeartbeat;
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chatHeartbeatCount = 1;
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} else if (chatHeartbeatCount >= 10) {
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chatHeartbeatTime *= 2;
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chatHeartbeatCount = 1;
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if (chatHeartbeatTime > maxChatHeartbeat) {
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chatHeartbeatTime = maxChatHeartbeat;
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}
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}
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//timer = setTimeout('chatHeartbeat();',chatHeartbeatTime);
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}
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}); //ajax
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}
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function closeChatBox(user_id) {
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$('#chatbox_'+user_id).css('display','none');
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restructureChatBoxes();
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$.post(ajax_url+"?action=closechat", {chatbox: user_id} , function(data){
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});
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}
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function restructureChatBoxes() {
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align = 0;
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for (x in chatBoxes) {
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user_id = chatBoxes[x];
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if ($("#chatbox_"+user_id).css('display') != 'none') {
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if (align == 0) {
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$("#chatbox_"+user_id).css('right', '10px');
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} else {
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width = (align)*(225+7) + 5 + 5;
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$("#chatbox_"+user_id).css('right', width+'px');
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}
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align++;
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}
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}
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}
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/**
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* Function that fires the chat with an user (creates a chat bloclk)
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* @param int user id
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* @param string user's firstname + lastname
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* @param status
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*
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**/
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function chatWith(user_id, user_name, status, userImage) {
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createChatBox(user_id, user_name, 0, status, userImage);
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$("#chatbox_"+user_id+" .chatboxtextarea").focus();
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}
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function chatNotYetWith(message) {
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$("#js_alerts").html(message);
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$("#js_alerts").css('display', 'block');
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$("#js_alerts").attr('class', 'alert alert-warning');
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$('#js_alerts').alert()
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}
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/**
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* Creates a div
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*/
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function createChatBox(user_id, chatboxtitle, minimizeChatBox, online, userImage) {
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if ($("#chatbox_"+user_id).length > 0) {
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if ($("#chatbox_"+user_id).css('display') == 'none') {
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$("#chatbox_"+user_id).css('display','block');
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restructureChatBoxes();
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}
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$("#chatbox_"+user_id+" .chatboxtextarea").focus();
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return;
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}
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user_is_online = return_online_user(user_id, online, userImage);
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var chatbox = $('<div>')
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.attr({
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id: 'chatbox_' + user_id
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})
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.addClass('chatbox')
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.css('bottom', 0);
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var chatboxHead = $('<div>')
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.addClass('chatboxhead')
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.append(user_is_online);
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$('<div>')
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.addClass('chatimage')
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.append('<img src="'+userImage+'"/>')
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.appendTo(chatboxHead);
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$('<div>')
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.addClass('chatboxtitle')
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.append(chatboxtitle)
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.appendTo(chatboxHead);
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var chatboxoptions = $('<div>')
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.addClass('chatboxoptions')
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.appendTo(chatboxHead);
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if (
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!!Modernizr.prefixed('RTCPeerConnection', window) &&
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(online === '1' || online === 1)
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) {
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$('<a>')
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.addClass('btn btn-xs ajax')
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.attr({
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href: ajax_url + '?action=create_room&to=' + user_id
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})
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.data({
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title: '<em class="fa fa-video-camera"></em>',
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size: 'sm'
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})
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.on('click', function () {
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$(this).data('title', $('.chatboxtitle').text());
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})
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.html('<em class="fa fa-video-camera"></em>')
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.appendTo(chatboxoptions);
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}
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$('<a>')
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.addClass('btn btn-xs togglelink')
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.attr({
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href: 'javascript:void(0)',
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rel: user_id
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})
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.html('<em class="fa fa-toggle-down"></em>')
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.appendTo(chatboxoptions);
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$('<a>')
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.addClass('btn btn-xs closelink')
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.attr({
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href: 'javascript:void(0)',
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rel: user_id
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})
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.html('<em class="fa fa-close"></em>')
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.appendTo(chatboxoptions);
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$('<br>')
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.attr('clear', 'all')
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.appendTo(chatboxHead);
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var chatboxContent = $('<div>')
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.addClass('chatboxcontent');
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var chatboxInput = $('<div>')
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.addClass('chatboxinput');
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$('<textarea>')
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.addClass('chatboxtextarea')
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.on('keydown', function(e) {
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return checkChatBoxInputKey(e.originalEvent, this, user_id);
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})
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.appendTo(chatboxInput);
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chatbox
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.append(chatboxHead)
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.append(chatboxContent)
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.append(chatboxInput)
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.appendTo('body');
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chatBoxeslength = 0;
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for (x in chatBoxes) {
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if ($("#chatbox_"+chatBoxes[x]).css('display') != 'none') {
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chatBoxeslength++;
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}
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}
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if (chatBoxeslength == 0) {
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$("#chatbox_"+user_id).css('right', '10px');
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} else {
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width = (chatBoxeslength)*(225+7) + 5 + 5;
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$("#chatbox_"+user_id).css('right', width+'px');
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}
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chatBoxes.push(user_id);
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if (minimizeChatBox == 1) {
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minimizedChatBoxes = new Array();
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if ($.cookie('chatbox_minimized')) {
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minimizedChatBoxes = $.cookie('chatbox_minimized').split(/\|/);
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}
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minimize = 0;
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for (j=0;j<minimizedChatBoxes.length;j++) {
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if (minimizedChatBoxes[j] == user_id) {
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minimize = 1;
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}
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}
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if (minimize == 1) {
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$('.togglelink').html('<em class="fa fa-toggle-up"></em>');
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$('#chatbox_'+user_id+' .chatboxcontent').css('display','none');
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$('#chatbox_'+user_id+' .chatboxinput').css('display','none');
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}
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}
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chatboxFocus[user_id] = false;
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$("#chatbox_"+user_id+" .chatboxtextarea").blur(function(){
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chatboxFocus[user_id] = false;
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$("#chatbox_"+user_id+" .chatboxtextarea").removeClass('chatboxtextareaselected');
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}).focus(function(){
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chatboxFocus[user_id] = true;
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newMessages[user_id] = false;
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$('#chatbox_'+user_id+' .chatboxhead').removeClass('chatboxblink');
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$("#chatbox_"+user_id+" .chatboxtextarea").addClass('chatboxtextareaselected');
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});
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$("#chatbox_"+user_id).click(function() {
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if ($('#chatbox_'+user_id+' .chatboxcontent').css('display') != 'none') {
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$("#chatbox_"+user_id+" .chatboxtextarea").focus();
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}
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});
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$("#chatbox_"+user_id).show();
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}
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/**
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* Creates the div user status (green/gray button next to the user name)
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* @param int user id
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* @param int status 1 or 0
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*/
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function return_online_user(user_id, status, userImage) {
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var div_wrapper = $("<div />" );
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var new_div = $("<div />" );
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new_div.attr("id","online_"+user_id);
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new_div.attr("class","user_status");
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if (status == '1' || status == 1) {
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new_div.html(online_button);
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} else {
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new_div.html(offline_button);
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}
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div_wrapper.append(new_div);
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return div_wrapper.html();
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}
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/**
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* Updates the user status (green/gray button next to the user name)
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*/
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function update_online_user(user_id, status) {
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if ($("#online_" +user_id).length > 0) {
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if (status == 1) {
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$("#online_" +user_id).html(online_button);
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} else {
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$("#online_" +user_id).html(offline_button);
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}
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}
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}
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function toggleChatBoxGrowth(user_id) {
|
|
if ($('#chatbox_'+user_id+' .chatboxcontent').css('display') == 'none') {
|
|
|
|
var minimizedChatBoxes = new Array();
|
|
|
|
if ($.cookie('chatbox_minimized')) {
|
|
minimizedChatBoxes = $.cookie('chatbox_minimized').split(/\|/);
|
|
}
|
|
|
|
var newCookie = '';
|
|
|
|
for (i=0;i<minimizedChatBoxes.length;i++) {
|
|
if (minimizedChatBoxes[i] != user_id) {
|
|
newCookie += user_id+'|';
|
|
}
|
|
}
|
|
|
|
newCookie = newCookie.slice(0, -1);
|
|
|
|
$.cookie('chatbox_minimized', newCookie);
|
|
$('#chatbox_'+user_id+' .chatboxcontent').css('display','block');
|
|
$('#chatbox_'+user_id+' .chatboxinput').css('display','block');
|
|
$("#chatbox_"+user_id+" .chatboxcontent").scrollTop($("#chatbox_"+user_id+" .chatboxcontent")[0].scrollHeight);
|
|
|
|
$('.togglelink').html('<em class="fa fa-toggle-down"></em>');
|
|
} else {
|
|
var newCookie = user_id;
|
|
if ($.cookie('chatbox_minimized')) {
|
|
newCookie += '|'+$.cookie('chatbox_minimized');
|
|
}
|
|
$.cookie('chatbox_minimized',newCookie);
|
|
$('#chatbox_'+user_id+' .chatboxcontent').css('display','none');
|
|
$('#chatbox_'+user_id+' .chatboxinput').css('display','none');
|
|
|
|
$('.togglelink').html('<em class="fa fa-toggle-up"></em>');
|
|
}
|
|
}
|
|
|
|
function checkChatBoxInputKey(event, chatboxtextarea, user_id) {
|
|
if(event.keyCode == 13 && event.shiftKey == 0) {
|
|
message = $(chatboxtextarea).val();
|
|
message = message.replace(/^\s+|\s+$/g,"");
|
|
|
|
$(chatboxtextarea).val('');
|
|
$(chatboxtextarea).focus();
|
|
$(chatboxtextarea).css('height','44px');
|
|
|
|
if (message != '') {
|
|
$.post(ajax_url + "?action=sendchat", {to: user_id, message: message} , function(data) {
|
|
message = message.replace(/</g,"<").replace(/>/g,">").replace(/\"/g,""");
|
|
|
|
$("#chatbox_"+user_id+" .chatboxcontent").append('<div class="chatboxmessage">\n\
|
|
<span class="chatboxmessagefrom">'+username+': </span>\n\
|
|
<span class="chatboxmessagecontent">'+message+'</span></div>');
|
|
|
|
$("#chatbox_"+user_id+" .chatboxcontent").scrollTop($("#chatbox_"+user_id+" .chatboxcontent")[0].scrollHeight);
|
|
|
|
});
|
|
}
|
|
chatHeartbeatTime = minChatHeartbeat;
|
|
chatHeartbeatCount = 1;
|
|
|
|
return false;
|
|
}
|
|
|
|
var adjustedHeight = chatboxtextarea.clientHeight;
|
|
var maxHeight = 94;
|
|
|
|
if (maxHeight > adjustedHeight) {
|
|
adjustedHeight = Math.max(chatboxtextarea.scrollHeight, adjustedHeight);
|
|
if (maxHeight)
|
|
adjustedHeight = Math.min(maxHeight, adjustedHeight);
|
|
if (adjustedHeight > chatboxtextarea.clientHeight)
|
|
$(chatboxtextarea).css('height',adjustedHeight+8 +'px');
|
|
} else {
|
|
$(chatboxtextarea).css('overflow','auto');
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* Cookie plugin
|
|
*
|
|
* Copyright (c) 2006 Klaus Hartl (stilbuero.de)
|
|
* Dual licensed under the MIT and GPL licenses:
|
|
* http://www.opensource.org/licenses/mit-license.php
|
|
* http://www.gnu.org/licenses/gpl.html
|
|
*
|
|
*/
|
|
|
|
jQuery.cookie = function(name, value, options) {
|
|
if (typeof value != 'undefined') { // name and value given, set cookie
|
|
options = options || {};
|
|
if (value === null) {
|
|
value = '';
|
|
options.expires = -1;
|
|
}
|
|
var expires = '';
|
|
if (options.expires && (typeof options.expires == 'number' || options.expires.toUTCString)) {
|
|
var date;
|
|
if (typeof options.expires == 'number') {
|
|
date = new Date();
|
|
date.setTime(date.getTime() + (options.expires * 24 * 60 * 60 * 1000));
|
|
} else {
|
|
date = options.expires;
|
|
}
|
|
expires = '; expires=' + date.toUTCString(); // use expires attribute, max-age is not supported by IE
|
|
}
|
|
// CAUTION: Needed to parenthesize options.path and options.domain
|
|
// in the following expressions, otherwise they evaluate to undefined
|
|
// in the packed version for some reason...
|
|
var path = options.path ? '; path=' + (options.path) : '';
|
|
var domain = options.domain ? '; domain=' + (options.domain) : '';
|
|
var secure = options.secure ? '; secure' : '';
|
|
document.cookie = [name, '=', encodeURIComponent(value), expires, path, domain, secure].join('');
|
|
} else { // only name given, get cookie
|
|
var cookieValue = null;
|
|
if (document.cookie && document.cookie != '') {
|
|
var cookies = document.cookie.split(';');
|
|
for (var i = 0; i < cookies.length; i++) {
|
|
var cookie = jQuery.trim(cookies[i]);
|
|
// Does this cookie string begin with the name we want?
|
|
if (cookie.substring(0, name.length + 1) == (name + '=')) {
|
|
cookieValue = decodeURIComponent(cookie.substring(name.length + 1));
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
return cookieValue;
|
|
}
|
|
};
|
|
|