Refactor and format JavaScript chat code

This commit is contained in:
Dmitriy Simushev 2012-10-09 12:38:12 +00:00
parent 72d0c3b0a4
commit 727625dfc8
6 changed files with 764 additions and 559 deletions

View File

@ -5,20 +5,21 @@
Copyright (c) 2005-2011 Mibew Messenger Community
License: http://mibew.org/license.php
*/
var FrameUtils={getDocument:function(a){return a.contentDocument?a.contentDocument:a.contentWindow?a.contentWindow.document:a.document?a.document:null},initFrame:function(a){var b=this.getDocument(a);b.open();b.write("<html><head>");b.write('<link rel="stylesheet" type="text/css" media="all" href="'+Chat.cssfile+'">');b.write("</head><body bgcolor='#FFFFFF' text='#000000' link='#C28400' vlink='#C28400' alink='#C28400'>");b.write("<table width='100%' cellspacing='0' cellpadding='0' border='0'><tr><td valign='top' class='message' id='content'></td></tr></table><a id='bottom' name='bottom'></a>");
var FrameUtils={options:{},getDocument:function(a){return a.contentDocument?a.contentDocument:a.contentWindow?a.contentWindow.document:a.document?a.document:null},initFrame:function(a){var b=this.getDocument(a);b.open();b.write("<html><head>");this.options.cssfile&&b.write('<link rel="stylesheet" type="text/css" media="all" href="'+this.options.cssfile+'">');b.write("</head><body bgcolor='#FFFFFF' text='#000000' link='#C28400' vlink='#C28400' alink='#C28400'>");b.write("<table width='100%' cellspacing='0' cellpadding='0' border='0'><tr><td valign='top' class='message' id='content'></td></tr></table><a id='bottom' name='bottom'></a>");
b.write("</body></html>");b.close();a.onload=function(){a.myHtml&&(FrameUtils.getDocument(a).getElementById("content").innerHTML+=a.myHtml,FrameUtils.scrollDown(a))}},insertIntoFrame:function(a,b){var c=this.getDocument(a).getElementById("content");null==c?(a.myHtml||(a.myHtml=""),a.myHtml+=b):c.innerHTML+=b},scrollDown:function(a){var b=this.getDocument(a).getElementById("bottom");if("opera"==myAgent)try{a.contentWindow.scrollTo(0,this.getDocument(a).getElementById("content").clientHeight)}catch(c){}b&&
b.scrollIntoView(!1)}};ChatThreadUpdater=Class.create();
ChatThreadUpdater.prototype={initialize:function(a,b,c){this._options=c;this.thread=b;this.chatServer=a;this.focused=this.skipNextsound=this.cansend=!0;this.ownThread=null!=this._options.message;FrameUtils.initFrame(this._options.container);this._options.message&&(this._options.message.onkeydown=this.handleKeyDown.bind(this),this._options.message.onfocus=function(){this.focused=!0}.bind(this),this._options.message.onblur=function(){this.focused=!1}.bind(this));this.chatServer.callFunctionsPeriodically(this.updateFunctionBuilder.bind(this),
this.updateChatState.bind(this));this.chatServer.registerFunction("updateMessages",this.updateMessages.bind(this));this.chatServer.registerFunction("setupAvatar",this.setupAvatar.bind(this));this.chatServer.runUpdater()},handleException:function(){this.setStatus("offline, reconnecting");this.enableInput(!0)},handleTimeout:function(){this.setStatus("timeout, reconnecting");this.enableInput(!0)},enableInput:function(a){this._options.message&&(this._options.message.disabled=!a)},refresh:function(){this.chatServer.restartUpdater()},
postMessage:function(a){""!=a&&this.cansend&&(this.cansend=!1,this.skipNextsound=!0,"opera"!=myRealAgent&&this.enableInput(!1),this.chatServer.callFunctions([{"function":"post",arguments:{references:{},"return":{},message:a,threadId:this.thread.threadid,token:this.thread.token,user:this.thread.user}}],function(){this.enableInput(!0);this.cansend=!0;this.skipNextsound=!1;this._options.message&&(this._options.message.value="",this._options.message.focus())}.bind(this),!0))},changeName:function(a){this.skipNextsound=
!0;this.chatServer.callFunctions([{"function":"rename",arguments:{references:{},"return":{},threadId:this.thread.threadid,token:this.thread.token,name:a}}],function(a){a.errorCode&&this.handleError(a,"cannot rename")}.bind(this),!0)},closeThread:function(){(!this._options.localizedStrings.closeConfirmation||confirm(this._options.localizedStrings.closeConfirmation))&&this.chatServer.callFunctions([{"function":"close",arguments:{references:{},"return":{closed:"closed"},threadId:this.thread.threadid,
token:this.thread.token,lastId:this.thread.lastid,user:this.thread.user}}],this.onThreadClosed.bind(this),!0)},onThreadClosed:function(a){a.closed?window.close():this.handleError(a,"cannot close")},processMessage:function(a,b){FrameUtils.insertIntoFrame(a,b)},showTyping:function(a){$("typingdiv")&&($("typingdiv").style.display=a?"inline":"none")},setupAvatar:function(a){this._options.avatar&&this.thread.user&&(this._options.avatar.innerHTML=""!=a.imageLink?'<img src="'+this._options.webimRoot+'/images/free.gif" width="7" height="1" border="0" alt="" /><img src="'+
a.imageLink+'" border="0" alt=""/>':"")},updateMessages:function(a){a.lastId&&(this.thread.lastid=a.lastId);for(var b=0;b<a.messages.length;b++)this.processMessage(this._options.container,a.messages[b]);this.clearStatus();0<a.messages.length&&(FrameUtils.scrollDown(this._options.container),this.skipNextsound||(a=$("soundimg"),(null==a||a.className.match(/\bisound\b/))&&playSound(this._options.webimRoot+"/sounds/new_message.wav")),this.focused||window.focus());this.skipNextsound=!1},updateFunctionBuilder:function(){return[{"function":"update",
arguments:{"return":{typing:"typing",canPost:"canPost"},references:{},threadId:this.thread.threadid,token:this.thread.token,lastId:this.thread.lastid,typed:this._options.message&&""!=this._options.message.value,user:this.thread.user}}]},updateChatState:function(a){if(a.errorCode)this.handleError(a,"refresh failed");else if("undefined"!=typeof a.typing&&this.showTyping(a.typing),"undefined"!=typeof a.canPost&&(a.canPost&&!this.ownThread||this.ownThread&&!a.canPost))window.location.href=window.location.href},
isSendkey:function(a,b){return 13==b&&(a||this._options.ignorectrl)||10==b},handleKeyDown:function(a){a?(ctrl=a.ctrlKey,a=a.which):(a=event.keyCode,ctrl=event.ctrlKey);return this._options.message&&this.isSendkey(ctrl,a)?(a=this._options.message.value,this._options.ignorectrl&&(a=a.replace(/[\r\n]+$/,"")),this.postMessage(a),!1):!0},handleError:function(a){a.errorCode?this.setStatus(a.errorMessage):this.setStatus("reconnecting")},showStatusDiv:function(a){$("engineinfo")&&($("engineinfo").style.display=
"inline",$("engineinfo").innerHTML=a)},setStatus:function(a){this.statusTimeout&&clearTimeout(this.statusTimeout);this.showStatusDiv(a);this.statusTimeout=setTimeout(this.clearStatus.bind(this),4E3)},clearStatus:function(){$("engineinfo").style.display="none"}};
var Chat={threadUpdater:{},applyName:function(){Chat.threadUpdater.changeName($("uname").value);$("changename1").style.display="none";$("changename2").style.display="inline";$("unamelink").innerHTML=htmlescape($("uname").value)},showNameField:function(){$("changename1").style.display="inline";$("changename2").style.display="none"}};
Behaviour.register({"#postmessage a":function(a){a.onclick=function(){var a=$("msgwnd");a&&Chat.threadUpdater.postMessage(a.value)}},"select#predefined":function(a){a.onchange=function(){var a=$("msgwnd");0!=this.selectedIndex&&(a.value=Chat.predefinedAnswers[this.selectedIndex-1]);this.selectedIndex=0;a.focus()}},"div#changename2 a":function(a){a.onclick=function(){Chat.showNameField();return!1}},"div#changename1 a":function(a){a.onclick=function(){Chat.applyName();return!1}},"div#changename1 input#uname":function(a){a.onkeydown=
function(a){13==(a||event).keyCode&&Chat.applyName()}},"a#refresh":function(a){a.onclick=function(){Chat.threadUpdater.refresh()}},"a#togglesound":function(a){a.onclick=function(){var a=$("soundimg");a&&(a.className=a.className.match(/\bisound\b/)?"tplimage inosound":"tplimage isound",(a=$("msgwnd"))&&a.focus())}},"a.closethread":function(a){a.onclick=function(){Chat.threadUpdater.closeThread()}}});var pluginManager=new PluginManager;
EventHelper.register(window,"onload",function(){var a=new ChatServer(chatParams.serverParams),b=new Thread(chatParams.threadParams);chatParams.initPlugins(pluginManager,b,a);Chat.cssfile=chatParams.cssfile;Chat.predefinedAnswers=chatParams.predefinedAnswers||[];Chat.localizedStrings=chatParams.localizedStrings;Chat.threadUpdater=new ChatThreadUpdater(a,b,{ignorectrl:-1,container:"safari"==myRealAgent?self.frames[0]:$("chatwnd"),avatar:$("avatarwnd"),message:$("msgwnd")}.extend(chatParams.threadUpdaterParams||
{}))});
b.scrollIntoView(!1)}};ChatView=Class.create();
ChatView.prototype={statusTimeout:null,localizedStrings:{},predefinedAnswers:[],messageContainer:null,initialize:function(a,b){this.localizedStrings=a||{};this.predefinedAnswers=b||[];this.messageContainer="safari"==myRealAgent?self.frames[0]:$("chatwnd");FrameUtils.initFrame(this.messageContainer)},getLocaleString:function(a){return"undefined"==typeof this.localizedStrings[a]?!1:this.localizedStrings[a]},enableInput:function(a){var b=$("msgwnd");b&&(b.disabled=!a)},clearInput:function(){var a=$("msgwnd");
a&&(a.value="",a.focus())},showStatusDiv:function(a){$("engineinfo")&&($("engineinfo").style.display="inline",$("engineinfo").innerHTML=a)},setStatus:function(a){this.statusTimeout&&clearTimeout(this.statusTimeout);this.showStatusDiv(a);this.statusTimeout=setTimeout(this.clearStatus.bind(this),4E3)},clearStatus:function(){$("engineinfo").style.display="none"},showTyping:function(a){$("typingdiv")&&($("typingdiv").style.display=a?"inline":"none")},updateAvatar:function(a,b){var c="";""!=b&&(c='<img src="'+
a+'/images/free.gif" width="7" height="1" border="0" alt="" /><img src="'+b+'" border="0" alt=""/>');$("avatarwnd").innerHTML=c},displayMessages:function(a){for(var b=0;b<a.length;b++)this.outputMessage(a[b]);0<a.length&&FrameUtils.scrollDown(this.messageContainer)},outputMessage:function(a){FrameUtils.insertIntoFrame(this.messageContainer,a)},showNameField:function(){$("changename1").style.display="inline";$("changename2").style.display="none"},hideNameField:function(){$("changename1").style.display=
"none";$("changename2").style.display="inline"},updateUserName:function(a){$("unamelink").innerHTML=htmlescape(a)},changeSoundButtonState:function(a){$("soundimg").className=a?"tplimage isound":"tplimage inosound";(a=$("msgwnd"))&&a.focus()},displayPredefinedAnswer:function(a){var b=$("msgwnd");b.value=this.predefinedAnswers[a];b.focus()},resetSelectedIndex:function(a){a.selectedIndex=0}};ChatController=Class.create();
ChatController.prototype={options:{},thread:null,server:null,view:null,cansend:!0,skipNextSound:!0,focused:!0,message:null,ownThread:null,initialize:function(a,b,c,d){this.options=d;this.thread=c;this.server=a;this.view=b;this.message=$("msgwnd");this.ownThread=null!=this.message;this.message&&(this.message.onkeydown=this.handleKeyDown.bind(this),this.message.onfocus=function(){this.focused=!0}.bind(this),this.message.onblur=function(){this.focused=!1}.bind(this));this.server.callFunctionsPeriodically(this.updateFunctionBuilder.bind(this),
this.updateChatState.bind(this));this.server.registerFunction("updateMessages",this.updateMessages.bind(this));this.server.registerFunction("setupAvatar",this.setupAvatar.bind(this));this.server.runUpdater()},handleException:function(){this.view.setStatus("offline, reconnecting");this.view.enableInput(!0)},handleTimeout:function(){this.view.setStatus("timeout, reconnecting");this.view.enableInput(!0)},refresh:function(){this.server.restartUpdater()},postMessage:function(a){""!=a&&this.cansend&&(this.cansend=
!1,this.skipNextSound=!0,"opera"!=myRealAgent&&this.view.enableInput(!1),this.server.callFunctions([{"function":"post",arguments:{references:{},"return":{},message:a,threadId:this.thread.threadid,token:this.thread.token,user:this.thread.user}}],function(){this.view.enableInput(!0);this.cansend=!0;this.view.clearInput()}.bind(this),!0))},changeName:function(a){this.skipNextSound=!0;this.server.callFunctions([{"function":"rename",arguments:{references:{},"return":{},threadId:this.thread.threadid,token:this.thread.token,
name:a}}],function(a){a.errorCode&&this.handleError(a,"cannot rename")}.bind(this),!0)},closeThread:function(){(!this.view.getLocaleString("closeConfirmation")||confirm(this.view.getLocaleString("closeConfirmation")))&&this.server.callFunctions([{"function":"close",arguments:{references:{},"return":{closed:"closed"},threadId:this.thread.threadid,token:this.thread.token,lastId:this.thread.lastid,user:this.thread.user}}],this.onThreadClosed.bind(this),!0)},onThreadClosed:function(a){a.closed?window.close():
this.handleError(a,"cannot close")},setupAvatar:function(a){$("avatarwnd")&&this.thread.user&&this.view.updateAvatar(this.options.webimRoot,a.imageLink)},updateMessages:function(a){a.lastId&&(this.thread.lastid=a.lastId);this.view.displayMessages(a.messages);this.view.clearStatus();0<a.messages.length&&(this.skipNextSound||(a=$("soundimg"),(null==a||a.className.match(/\bisound\b/))&&playSound(this.options.webimRoot+"/sounds/new_message.wav")),this.focused||window.focus());this.skipNextSound=!1},updateFunctionBuilder:function(){return[{"function":"update",
arguments:{"return":{typing:"typing",canPost:"canPost"},references:{},threadId:this.thread.threadid,token:this.thread.token,lastId:this.thread.lastid,typed:this.message&&""!=this.message.value,user:this.thread.user}}]},updateChatState:function(a){if(a.errorCode)this.handleError(a,"refresh failed");else if("undefined"!=typeof a.typing&&this.view.showTyping(a.typing),"undefined"!=typeof a.canPost&&(a.canPost&&!this.ownThread||this.ownThread&&!a.canPost))window.location.href=window.location.href},isSendkey:function(a,
b){return 13==b&&(a||this.options.ignorectrl)||10==b},handleKeyDown:function(a){a?(ctrl=a.ctrlKey,a=a.which):(a=event.keyCode,ctrl=event.ctrlKey);return this.message&&this.isSendkey(ctrl,a)?(a=this.message.value,this.options.ignorectrl&&(a=a.replace(/[\r\n]+$/,"")),this.postMessage(a),!1):!0},handleError:function(a){a.errorCode?this.view.setStatus(a.errorMessage):this.view.setStatus("reconnecting")},applyName:function(){this.changeName($("uname").value);this.view.hideNameField();this.view.updateUserName($("uname").value)},
showNameField:function(){this.view.showNameField()},selectPredefinedAnswer:function(a){var b=a.selectedIndex;0!=b&&(this.view.displayPredefinedAnswer(b-1),this.view.resetSelect(a))},toggleSound:function(){var a=$("soundimg");a&&(a.className.match(/\bisound\b/)?this.view.changeSoundButtonState(!1):this.view.changeSoundButtonState(!0))}};
Behaviour.register({"#postmessage a":function(a){a.onclick=function(){var a=$("msgwnd");a&&chatController.postMessage(a.value)}},"select#predefined":function(a){a.onchange=function(){chatController.selectPredefinedAnswer(this)}},"div#changename2 a":function(a){a.onclick=function(){chatController.showNameField();return!1}},"div#changename1 a":function(a){a.onclick=function(){chatController.applyName();return!1}},"div#changename1 input#uname":function(a){a.onkeydown=function(a){13==(a||event).keyCode&&
chatController.applyName()}},"a#refresh":function(a){a.onclick=function(){chatController.refresh()}},"a#togglesound":function(a){a.onclick=function(){chatController.toggleSound()}},"a.closethread":function(a){a.onclick=function(){chatController.closeThread()}}});var pluginManager=new PluginManager,chatController;
EventHelper.register(window,"onload",function(){FrameUtils.options.cssfile=chatParams.cssfile;var a=new ChatServer(chatParams.serverParams),b=new Thread(chatParams.threadParams);chatParams.initPlugins(pluginManager,b,a);var c=new ChatView(chatParams.localizedStrings,chatParams.predefinedAnswers||[]);chatController=new ChatController(a,c,b,{ignorectrl:-1}.extend(chatParams.controllerParams||{}))});

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@ -15,6 +15,7 @@ ${page:additional_js}
<script type="text/javascript" language="javascript"><!--
var chatParams = {
cssfile: "${tplroot}/chat.css",
localizedStrings: {closeConfirmation:"${page:chat.close.confirmation}"},
${if:agent}${if:canpost}
predefinedAnswers: ${page:fullPredefinedAnswers},
${endif:canpost}${endif:agent}
@ -27,10 +28,9 @@ var chatParams = {
servl: "${webimroot}/thread.php",
requestsFrequency: ${page:frequency}
},
threadUpdaterParams: {
controllerParams: {
webimRoot: "${webimroot}",
ignorectrl:${page:ignorectrl},
localizedStrings: {closeConfirmation:"${page:chat.close.confirmation}"}
ignorectrl:${page:ignorectrl}
},
initPlugins: function(pluginManager, thread, chatServer) {
${page:js_plugins}

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@ -15,6 +15,7 @@ ${page:additional_js}
<script type="text/javascript" language="javascript"><!--
var chatParams = {
cssfile: "${tplroot}/chat.css",
localizedStrings: {closeConfirmation:"${page:chat.close.confirmation}"},
${if:agent}${if:canpost}
predefinedAnswers: ${page:fullPredefinedAnswers},
${endif:canpost}${endif:agent}
@ -27,10 +28,9 @@ var chatParams = {
servl: "${webimroot}/thread.php",
requestsFrequency: ${page:frequency}
},
threadUpdaterParams: {
controllerParams: {
webimRoot: "${webimroot}",
ignorectrl:${page:ignorectrl},
localizedStrings: {closeConfirmation:"${page:chat.close.confirmation}"}
ignorectrl:${page:ignorectrl}
},
initPlugins: function(pluginManager, thread, chatServer) {
${page:js_plugins}

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@ -15,29 +15,29 @@
<script type="text/javascript" src="${webimroot}/js/${jsver}/brws.js"></script>
<script type="text/javascript">
<!--
var chatParams = {
cssfile: "${tplroot}/chat.css",
${if:agent}${if:canpost}
predefinedAnswers: ${page:fullPredefinedAnswers},
${endif:canpost}${endif:agent}
threadParams: {
user:${if:user}true${else:user}false${endif:user},
threadid:${page:ct.chatThreadId},
token:${page:ct.token}
},
serverParams: {
servl: "${webimroot}/thread.php",
requestsFrequency: ${page:frequency}
},
threadUpdaterParams: {
webimRoot: "${webimroot}",
ignorectrl:${page:ignorectrl},
localizedStrings: {closeConfirmation:"${page:chat.close.confirmation}"}
},
initPlugins: function(pluginManager, thread, chatServer) {
${page:js_plugins}
}
}
var chatParams = {
cssfile: "${tplroot}/chat.css",
localizedStrings: {closeConfirmation:"${page:chat.close.confirmation}"},
${if:agent}${if:canpost}
predefinedAnswers: ${page:fullPredefinedAnswers},
${endif:canpost}${endif:agent}
threadParams: {
user:${if:user}true${else:user}false${endif:user},
threadid:${page:ct.chatThreadId},
token:${page:ct.token}
},
serverParams: {
servl: "${webimroot}/thread.php",
requestsFrequency: ${page:frequency}
},
controllerParams: {
webimRoot: "${webimroot}",
ignorectrl:${page:ignorectrl}
},
initPlugins: function(pluginManager, thread, chatServer) {
${page:js_plugins}
}
}
var stxt = 10;
function getClientHeight() {
return document.compatMode=='CSS1Compat' || !window.opera?document.documentElement.clientHeight:document.body.clientHeight;

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@ -15,6 +15,7 @@ ${page:additional_js}
<script type="text/javascript" language="javascript"><!--
var chatParams = {
cssfile: "${tplroot}/chat.css",
localizedStrings: {closeConfirmation:"${page:chat.close.confirmation}"},
${if:agent}${if:canpost}
predefinedAnswers: ${page:fullPredefinedAnswers},
${endif:canpost}${endif:agent}
@ -27,10 +28,9 @@ var chatParams = {
servl: "${webimroot}/thread.php",
requestsFrequency: ${page:frequency}
},
threadUpdaterParams: {
controllerParams: {
webimRoot: "${webimroot}",
ignorectrl:${page:ignorectrl},
localizedStrings: {closeConfirmation:"${page:chat.close.confirmation}"}
ignorectrl:${page:ignorectrl}
},
initPlugins: function(pluginManager, thread, chatServer) {
${page:js_plugins}