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https://github.com/silverstripe/silverstripe-framework
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3451da001a
SecurityAdmin isn't always available for CMS users, as they might not have permission to view that section. This fixes the problem with session keep alive by moving the ping to Security/ping, which is available for all users.
51 lines
1.4 KiB
JavaScript
51 lines
1.4 KiB
JavaScript
/**
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* File: LeftAndMain.Ping.js
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*/
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(function($) {
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$.entwine('ss.ping', function($){
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$('.cms-container').entwine(/** @lends ss.Form_EditForm */{
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/**
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* Variable: PingIntervalSeconds
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* (Number) Interval in which /Security/ping will be checked for a valid login session.
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*/
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PingIntervalSeconds: 5*60,
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onadd: function() {
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this._setupPinging();
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this._super();
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},
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/**
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* Function: _setupPinging
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*
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* This function is called by prototype when it receives notification that the user was logged out.
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* It uses /Security/ping for this purpose, which should return '1' if a valid user session exists.
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* It redirects back to the login form if the URL is either unreachable, or returns '0'.
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*/
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_setupPinging: function() {
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var onSessionLost = function(xmlhttp, status) {
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if(xmlhttp.status > 400 || xmlhttp.responseText == 0) {
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// TODO will pile up additional alerts when left unattended
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if(window.open('Security/login')) {
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alert('Please log in and then try again');
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} else {
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alert('Please enable pop-ups for this site');
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}
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}
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};
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// setup pinging for login expiry
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setInterval(function() {
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$.ajax({
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url: 'Security/ping',
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global: false,
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type: 'POST',
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complete: onSessionLost
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});
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}, this.getPingIntervalSeconds() * 1000);
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}
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});
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});
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}(jQuery));
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