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/**
* Class managing the timer to display a warning on a expiring lock
*/
var dw_locktimer = {
timeout: 0,
draft: false,
timerID: null,
lasttime: null,
msg: '',
pageid: '',
/**
* Initialize the lock timer
*
* @param int timeout Lenght of timeout in seconds
* @param bool draft save drafts
*/
init: function(timeout,draft){ //FIXME which elements to pass here?
var $edit = jQuery('#wiki__text');
if($edit.length === 0 || $edit.attr('readonly')) {
return;
}
// init values
dw_locktimer.timeout = timeout*1000;
dw_locktimer.draft = draft;
dw_locktimer.lasttime = new Date();
dw_locktimer.pageid = jQuery('#dw__editform input[name=id]').val();
if(!dw_locktimer.pageid) {
return;
}
// register refresh event
$edit.keypress(dw_locktimer.refresh);
// start timer
dw_locktimer.reset();
},
/**
* (Re)start the warning timer
*/
reset: function(){
dw_locktimer.clear();
dw_locktimer.timerID = window.setTimeout(dw_locktimer.warning, dw_locktimer.timeout);
},
/**
* Display the warning about the expiring lock
*/
warning: function(){
dw_locktimer.clear();
alert(LANG.willexpire.replace(/\\n/,"\n"));
},
/**
* Remove the current warning timer
*/
clear: function(){
if(dw_locktimer.timerID !== null){
window.clearTimeout(dw_locktimer.timerID);
dw_locktimer.timerID = null;
}
},
/**
* Refresh the lock via AJAX
*
* Called on keypresses in the edit area
*/
refresh: function(){
var now = new Date(),
params = 'call=lock&id=' + dw_locktimer.pageid + '&';
// refresh every minute only
if(now.getTime() - dw_locktimer.lasttime.getTime() <= 30*1000) {
return;
}
// POST everything necessary for draft saving
if(dw_locktimer.draft && jQuery('#dw__editform textarea[name=wikitext]').length > 0){
params += jQuery('#dw__editform').find('input[name=prefix], ' +
'textarea[name=wikitext], ' +
'input[name=suffix], ' +
'input[name=date]').serialize();
}
jQuery.post(
DOKU_BASE + 'lib/exe/ajax.php',
params,
dw_locktimer.refreshed,
'html'
);
dw_locktimer.lasttime = now;
},
/**
* Callback. Resets the warning timer
*/
refreshed: function(data){
var error = data.charAt(0);
data = data.substring(1);
jQuery('#draft__status').html(data);
if(error != '1') {
return; // locking failed
}
dw_locktimer.reset();
}
};
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