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/*********************************************************************
ticket.js
Ticket utility loaded on ticket view!
Useful for UI config settings, ticket locking ...etc
Peter Rotich <peter@osticket.com>
Copyright (c) 2006-2012 osTicket
http://www.osticket.com
Released under the GNU General Public License WITHOUT ANY WARRANTY.
vim: expandtab sw=4 ts=4 sts=4:
**********************************************************************/
var autoLock = {
addEvent: function(elm, evType, fn, useCapture) {
if(elm.addEventListener) {
elm.addEventListener(evType, fn, useCapture);
return true;
}else if(elm.attachEvent) {
return elm.attachEvent('on' + evType, fn);
}else{
elm['on' + evType] = fn;
}
},
removeEvent: function(elm, evType, fn, useCapture) {
if(elm.removeEventListener) {
elm.removeEventListener(evType, fn, useCapture);
return true;
}else if(elm.detachEvent) {
return elm.detachEvent('on' + evType, fn);
}else {
elm['on' + evType] = null;
}
},
//Incoming event...
handleEvent: function(e) {
if(!autoLock.lockId) {
var now = new Date().getTime();
//Retry every 5 seconds??
if(autoLock.retry && (!autoLock.lastattemptTime || (now-autoLock.lastattemptTime)>5000)) {
autoLock.acquireLock(e,autoLock.warn);
autoLock.lastattemptTime=new Date().getTime();
}
}else{
autoLock.renewLock(e);
}
if(!autoLock.lasteventTime) //I hate nav away warnings..but
autoLock.addEvent(window,'beforeunload',autoLock.discardWarning,true);
autoLock.lasteventTime=new Date().getTime();
},
//Watch activity on individual form.
watchForm: function(fObj,fn) {
if(!fObj || !fObj.length)
return;
//Watch onSubmit event on the form.
autoLock.addEvent(fObj,'submit',autoLock.onSubmit,true);
//Watch activity on text + textareas + select fields.
for (var i=0; i<fObj.length; i++) {
switch(fObj[i].type) {
case 'textarea':
case 'text':
autoLock.addEvent(fObj[i],'keyup',autoLock.handleEvent,true);
break;
case 'select-one':
case 'select-multiple':
if(fObj.name!='reply') //Bug on double ajax call since select make it's own ajax call. TODO: fix it
autoLock.addEvent(fObj[i],'change',autoLock.handleEvent,true);
break;
default:
}
}
},
//Watch all the forms on the document.
watchDocument: function() {
//Watch forms of interest only.
for (var i=0; i<document.forms.length; i++) {
if(!document.forms[i].id.value || parseInt(document.forms[i].id.value)!=autoLock.tid)
continue;
autoLock.watchForm(document.forms[i],autoLock.checkLock);
}
},
Init: function(config) {
//make sure we are on ticket view page!
void(autoLock.form=document.forms['reply']);
if(!autoLock.form || !autoLock.form.id.value) {
return;
}
void(autoLock.tid=parseInt(autoLock.form.id.value));
autoLock.lockId=0;
autoLock.timerId=0;
autoLock.lasteventTime=0;
autoLock.lastattemptTime=0;
autoLock.acquireTime=0;
autoLock.renewTime=0;
autoLock.renewFreq=0; //renewal frequency in seconds...based on returned lock time.
autoLock.time=0;
if(config && config.ticket_lock_time)
autoLock.timeTime=config.ticket_lock_time
autoLock.lockAttempts=0; //Consecutive lock attempt errors
autoLock.maxattempts=2; //Maximum failed lock attempts before giving up.
autoLock.warn=true;
autoLock.retry=true;
autoLock.watchDocument();
autoLock.resetTimer();
autoLock.addEvent(window,'unload',autoLock.releaseLock,true); //Release lock regardless of any activity.
},
onSubmit: function(e) {
if(e.type=='submit') { //Submit. double check!
//remove nav away warning if any.
autoLock.removeEvent(window,'beforeunload',autoLock.discardWarning,true);
//Only warn if we had a failed lock attempt.
if(autoLock.warn && !autoLock.lockId && autoLock.lasteventTime) {
var answer=confirm('Unable to acquire a lock on the ticket. Someone else could be working on the same ticket. \
Please confirm if you wish to continue anyways.');
if(!answer) {
e.returnValue=false;
e.cancelBubble=true;
if(e.preventDefault) {
e.preventDefault();
}
return false;
}
}
}
return true;
},
acquireLock: function(e,warn) {
if(!autoLock.tid) { return false; }
var warn = warn || false;
if(autoLock.lockId) {
autoLock.renewLock(e);
} else {
$.ajax({
url: 'ajax.php/tickets/'+autoLock.tid+'/lock',
dataType: 'json',
cache: false,
success: function(lock){
autoLock.setLock(lock,'acquire',warn);
}
})
.done(function() { })
.fail(function() { });
}
return autoLock.lockId;
},
//Renewal only happens on form activity..
renewLock: function(e) {
if(!autoLock.lockId) { return false; }
var now= new Date().getTime();
if(!autoLock.lastcheckTime || (now-autoLock.lastcheckTime)>=(autoLock.renewFreq*1000)){
$.ajax({
type: 'POST',
url: 'ajax.php/tickets/'+autoLock.tid+'/lock/'+autoLock.lockId+'/renew',
dataType: 'json',
cache: false,
success: function(lock){
autoLock.setLock(lock,'renew',autoLock.warn);
}
})
.done(function() { })
.fail(function() { });
}
},
releaseLock: function(e) {
if(!autoLock.tid) { return false; }
$.ajax({
type: 'POST',
url: 'ajax.php/tickets/'+autoLock.tid+'/lock/'+autoLock.lockId+'/release',
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data: 'delete',
cache: false,
success: function(){
}
})
.done(function() { })
.fail(function() { });
},
setLock: function(lock, action, warn) {
var warn = warn || false;
if(!lock) return false;
if(lock.id) {
autoLock.renewFreq=lock.time?(lock.time/2):30;
autoLock.lastcheckTime=new Date().getTime();
}
autoLock.lockId=lock.id; //overwrite the lockid.
switch(action){
case 'renew':
if(!lock.id && lock.retry) {
autoLock.lockAttempts=1; //reset retries.
autoLock.acquireLock(e,false); //We lost the lock?? ..try to re acquire now.
}
break;
case 'acquire':
if(!lock.id) {
autoLock.lockAttempts++;
if(warn && (!lock.retry || autoLock.lockAttempts>=autoLock.maxattempts)) {
autoLock.retry=false;
alert('Unable to lock the ticket. Someone else could be working on the same ticket.');
}
}
break;
}
},
discardWarning: function(e) {
e.returnValue="Any changes or info you've entered will be discarded!";
},
//TODO: Monitor events and elapsed time and warn user when the lock is about to expire.
monitorEvents: function() {
// warn user when lock is about to expire??;
//autoLock.resetTimer();
},
clearTimer: function() {
clearTimeout(autoLock.timerId);
},
resetTimer: function() {
clearTimeout(autoLock.timerId);
autoLock.timerId=setTimeout(function () { autoLock.monitorEvents() },30000);
}
}
/*
UI & form events
*/
jQuery(function($) {
$('#response_options form').hide();
$('#ticket_notes').hide();
if(location.hash != "" && $('#response_options '+location.hash).length) {
$('#response_options '+location.hash+'_tab').addClass('active');
$('#response_options '+location.hash).show();
} else if(location.hash == "#notes" && $('#ticket_notes').length) {
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$('#response_options #note_tab').addClass('active');
$('#response_options form').hide();
$('#response_options #note').show();
$('#ticket_thread').hide();
$('#ticket_notes').show();
$('#toggle_ticket_thread').removeClass('active');
$('#toggle_notes').addClass('active');
} else {
$('#response_options ul li:first a').addClass('active');
$('#response_options '+$('#response_options ul li:first a').attr('href')).show();
}
$('#reply_tab').click(function() {
$(this).removeClass('tell');
});
$('#note_tab').click(function() {
if($('#response').val() != '') {
$('#reply_tab').addClass('tell');
}
});
$('#response_options ul li a').click(function(e) {
e.preventDefault();
$('#response_options ul li a').removeClass('active');
$(this).addClass('active');
$('#response_options form').hide();
//window.location.hash = this.hash;
$('#response_options '+$(this).attr('href')).show();
$("#msg_error, #msg_notice, #msg_warning").fadeOut();
});
$('#toggle_ticket_thread, #toggle_notes, .show_notes').click(function(e) {
e.preventDefault();
$('#threads a').removeClass('active');
if($(this).attr('id') == 'toggle_ticket_thread') {
$('#ticket_notes').hide();
$('#ticket_thread').show();
$('#toggle_ticket_thread').addClass('active');
$('#reply_tab').removeClass('tell').click();
} else {
$('#ticket_thread').hide();
$('#ticket_notes').show();
$('#toggle_notes').addClass('active');
$('#note_tab').click();
if($('#response').val() != '') {
$('#reply_tab').addClass('tell');
}
}
});
//Start watching the form for activity.
autoLock.Init();
/*** Ticket Actions **/
//print options
$('a#ticket-print').click(function(e) {
e.preventDefault();
$('#overlay').show();
return false;
});
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//ticket status (close & reopen)
$('a#ticket-close, a#ticket-reopen').click(function(e) {
e.preventDefault();
$('#overlay').show();
$('.dialog#ticket-status').show();
return false;
});
//ticket actions confirmation - Delete + more
$('a#ticket-delete, a#ticket-claim, #action-dropdown-more li a').click(function(e) {
e.preventDefault();
if($('.dialog#confirm-action '+$(this).attr('href')+'-confirm').length) {
var action = $(this).attr('href').substr(1, $(this).attr('href').length);
$('.dialog#confirm-action #action').val(action);
$('#overlay').show();
$('.dialog#confirm-action .confirm-action').hide();
$('.dialog#confirm-action p'+$(this).attr('href')+'-confirm')
.show()
.parent('div').show().trigger('click');
} else {
alert('Unknown action '+$(this).attr('href')+'- get technical help.');
}
return false;
});