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