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File: src/longops.jQuery.js

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  Classes of Alexander Selifonov  >  PHP Long Running Operations  >  src/longops.jQuery.js  >  Download  
File: src/longops.jQuery.js
Role: Auxiliary data
Content type: text/plain
Description: clientside helper javascript module
Class: PHP Long Running Operations
Execute long operations split in small tasks
Author: By
Last change: Update of src/longops.jQuery.js
Date: 1 month ago
Size: 5,757 bytes
 

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/** * @package longops * @name longops.jQuery.js * javascript functions for "class.longops.php" * @requires jquery 1.3+, jquery.UI 1.6+ (developed/tested on jQuery 1.4.4 and UI 1.8.13) * class.longops.php is a helper for creating "long operations" under limited time execution for PHP files * @Author Alexander Selifonov <alex [at] selifan {dot} ru> * @Version 0.01.001 * @link http://www.selifan.ru * modified 16.09.2013 (dd.mm.yyyy) **/ longOps = { backend : './' ,b_aborting : false ,b_canClose : false ,autoClose: 0 ,width:300 ,lng : { btnStop:'Cancel' ,btnClose:'Close' ,btnStopping:'Stopping...' } ,onSuccess:null ,onError: null ,onCancel: null ,start: function (params, options) { longOps.b_aborting = longOps.b_canClose = false; var wndtitle = typeof(options.title)=='undefined' ? 'Long operation' : options.title; var comment = typeof(options.comment)=='undefined' ? '' : options.comment+'<br><br>'; var dlgClass = typeof(options.dialogClass)=='undefined' ? '' : options.dialogClass; if(typeof(options.backend)=='string') this.backend = options.backend; if(typeof(options.btnStop)=='string') this.lng.btnStop = options.btnStop; if(typeof(options.btnClose)=='string') this.lng.btnClose = options.btnClose; if(typeof(options.btnStopping)=='string') this.lng.btnStopping = options.btnStopping; if(typeof(options.width)!='undefined') this.width = options.width; if(typeof(options.onSuccess)!='undefined') this.onSuccess = options.onSuccess; if(typeof(options.onError)!='undefined') this.onError = options.onError; if(typeof(options.onCancel)!='undefined') this.onCancel = options.onCancel; if(typeof(options.autoClose)!='undefined') this.autoClose = options.autoClose-0; var htm = "<div id='div_longop'>"+comment+"<div id='progress_bar' /><br><div id='longop_comment'>&nbsp;</div></div>"; $('#div_longop').remove(); if(params) { if(typeof(params)==='string') params += '&longops_action=start'; else if(typeof(params)==='object') params.longops_action = 'start'; else { alert('Parameters shoul be string or array/object!'); return false; } } else params = { longops_action:'start' }; $(htm).dialog({ title: wndtitle ,closeOnEscape: true ,dialogClass : dlgClass ,modal: true ,width: this.width ,draggable: false ,resizable: false ,open: function( event, ui ) { $('#progress_bar', '#div_longop').progressbar(); $(".ui-dialog-titlebar-close", '#div_longop').hide(); // $.post(longOps.backend, params, longOps.loCallback); $.ajax({ url: longOps.backend, data: params, async: true, error: function(ajaxrequest){ longOps.b_canClose = true; $('#longop_comment','#div_longop').html(ajaxrequest.responseText); }, success: longOps.loCallback }); } ,buttons: { btCancel:{ text: longOps.lng.btnStop, id:'btnCancel', click: function() { longOps.cancel(); }} ,btCLose :{ text: longOps.lng.btnClose, click: function() { $( this ).dialog( "close" );}} } ,beforeclose: function () { return (longOps.b_canClose); } }); } ,cancel: function() { longOps.b_aborting = true; $('#btnCancel').button( "option", "label", longOps.lng.btnStopping ).button('disable'); } ,closeLongOpWindow: function () { $('#div_longop').dialog('close').remove(); } ,loCallback: function(data) { var sp = data.split('|'); if(sp[0] === 'finished' || sp[0] ==='aborted') { longOps.b_canClose = true; $('#progress_bar').progressbar('option','value',100); $('#longop_comment','#div_longop').html(''); $('#btnCancel').button('disable'); if( sp[0] === 'finished' && longOps.autoClose>0) window.setTimeout(longOps.closeLongOpWindow,longOps.autoClose*1000); longOps.finalAction(sp[0]); } else if(sp[0]==='working') { $('#progress_bar','#div_longop').progressbar('option','value',parseInt(sp[1])); // $.post(this.backend,{longops_action: (longOps.b_aborting ? 'abort':'resume')}, longOps.loCallback); $.ajax({ url: longOps.backend, data: {longops_action: (longOps.b_aborting ? 'abort':'resume')}, async: true, error: function(ajaxrequest){ longOps.b_canClose = true; $('#btnCancel').button('disable'); $('#longop_comment','#div_longop').html(ajaxrequest.responseText); longOps.finalAction('error'); }, success: longOps.loCallback }); } else { longOps.closeLongOpWindow(); alert(data); longOps.finalAction('error'); return false; } if(sp.length>1) $('#longop_comment').html(sp[2]); // comment passed } ,finalAction: function(actype) { var faction = null; if(actype==='finished') faction = this.onSuccess; else if(actype==='aborted') faction = this.onCancel; else faction = this.onError; if(faction) { if($.isFunction(faction)) faction(); else if(typeof(faction)==='string') eval(faction); } } }