Created
May 3, 2013 04:25
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xhrPool - extendable async xml requests pool, with sequent callbacks per xhr
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// xhrPool - async xml requests pool, with sequent callbacks per xhr | |
// | |
$.xhrPool = []; | |
$.xhrPool.callbacks = []; | |
$.xhrPool.starthandlers = []; | |
$.xhrPool.onEnd = function (name, obj, opts) { | |
$.xhrPool = $.extend($.xhrPool, obj); | |
$.xhrPool.callbacks.push({ 'fn': name, 'opts': opts }); | |
}; | |
$.xhrPool.onBegin = function (name, obj, opts) { | |
$.xhrPool = $.extend($.xhrPool, obj); | |
$.xhrPool.starthandlers.push({ 'fn': name, 'opts': opts }); | |
}; | |
$.xhrPool.flush = function () { | |
$.xhrPool.callbacks = []; | |
$.xhrPool.starthandlers = []; | |
}; | |
$.xhrPool.abortAll = function () { | |
$(this).each(function (idx, jqXhr) { | |
jqXhr.abort(); | |
}); | |
$.xhrPool.length = 0; | |
}; | |
//usage | |
if (!$.xhrPool.OnException) | |
$.xhrPool.onEnd('OnException', { 'OnException': function (jx, opts, pool) { | |
if (jx.statusText == "abort") { | |
$.xhrPool.empty(); | |
jx.exception = 'true'; | |
jx.error = function () { }; | |
jx.success = function () { }; | |
jx = null; | |
} | |
} | |
}, null); | |
if (!$.xhrPool.StopLoadingSpinner) | |
$.xhrPool.onEnd('StopLoadingSpinner', { 'StopLoadingSpinner': function (jx, opts, pool) { | |
// $("#content").spin(false); | |
} | |
}, null); | |
if (!$.xhrPool.StartLoadingSpinner) | |
$.xhrPool.onBegin('StartLoadingSpinner', { 'StartLoadingSpinner': function (jx, opts, pool) { | |
// $("#content").spin("ajaxload"); | |
} | |
}, null); | |
$.ajaxSetup({ | |
beforeSend: function (jqXhr) { | |
if (!$.xhrPool) return; | |
$.xhrPool.push(jqXhr); | |
$($.xhrPool.starthandlers).each(function (e) { | |
var fn = $.xhrPool.starthandlers[e].fn; | |
var opts = $.xhrPool.starthandlers[e].opts; | |
if (fn) { | |
var func = $.xhrPool[fn]; | |
if (typeof (func) == 'function') func(jqXhr, $.extend(opts, $.xhrPool)); | |
} | |
}); | |
} | |
}); | |
$(document).ajaxComplete(function (jxhr) { | |
if (!$.xhrPool) return; | |
var index = $.xhrPool.indexOf(jxhr); | |
if (index > -1) { | |
$.xhrPool.splice(index, 1); | |
} | |
$($.xhrPool.callbacks).each(function (e) { | |
var fn = $.xhrPool.callbacks[e].fn; | |
var opts = $.xhrPool.callbacks[e].opts; | |
if (fn) { | |
var func = $.xhrPool[fn]; | |
if (typeof (func) == 'function') func(jxhr, $.extend(opts, $.xhrPool)); | |
} | |
}); | |
}); | |
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