drupal/misc/jquery.form.js

// $Id$

/*
 * jQuery Form Plugin
 * version: 2.36 (07-NOV-2009)
 * @requires jQuery v1.2.6 or later
 *
 * Examples and documentation at: http://malsup.com/jquery/form/
 * Dual licensed under the MIT and GPL licenses:
 *   http://www.opensource.org/licenses/mit-license.php
 *   http://www.gnu.org/licenses/gpl.html
 */
;(function($){$.fn.ajaxSubmit=function(options){if(!this.length){log("ajaxSubmit: skipping submit process - no element selected");return this;}if(typeof options=="function"){options={success:options};}options=$.extend({url:this.attr("action")||window.location.toString(),type:this.attr("method")||"GET"},options||{});var veto={};this.trigger("form-pre-serialize",[this,options,veto]);if(veto.veto){log("ajaxSubmit: submit vetoed via form-pre-serialize trigger");return this;}if(options.beforeSerialize&&options.beforeSerialize(this,options)===false){log("ajaxSubmit: submit aborted via beforeSerialize callback");return this;}var a=this.formToArray(options.semantic);if(options.data){options.extraData=options.data;for(var n in options.data){if(options.data[n] instanceof Array){for(var k in options.data[n]){a.push({name:n,value:options.data[n][k]});}}else{a.push({name:n,value:options.data[n]});}}}if(options.beforeSubmit&&options.beforeSubmit(a,this,options)===false){log("ajaxSubmit: submit aborted via beforeSubmit callback");return this;}this.trigger("form-submit-validate",[a,this,options,veto]);if(veto.veto){log("ajaxSubmit: submit vetoed via form-submit-validate trigger");return this;}var q=$.param(a);if(options.type.toUpperCase()=="GET"){options.url+=(options.url.indexOf("?")>=0?"&":"?")+q;options.data=null;}else{options.data=q;}var $form=this,callbacks=[];if(options.resetForm){callbacks.push(function(){$form.resetForm();});}if(options.clearForm){callbacks.push(function(){$form.clearForm();});}if(!options.dataType&&options.target){var oldSuccess=options.success||function(){};callbacks.push(function(data){$(options.target).html(data).each(oldSuccess,arguments);});}else{if(options.success){callbacks.push(options.success);}}options.success=function(data,status){for(var i=0,max=callbacks.length;i<max;i++){callbacks[i].apply(options,[data,status,$form]);}};var files=$("input:file",this).fieldValue();var found=false;for(var j=0;j<files.length;j++){if(files[j]){found=true;}}if(options.iframe||found){if(options.closeKeepAlive){$.get(options.closeKeepAlive,fileUpload);}else{fileUpload();}}else{$.ajax(options);}this.trigger("form-submit-notify",[this,options]);return this;function fileUpload(){var form=$form[0];if($(":input[name=submit]",form).length){alert('Error: Form elements must not be named "submit".');return;}var opts=$.extend({},$.ajaxSettings,options);var s=jQuery.extend(true,{},$.extend(true,{},$.ajaxSettings),opts);var id="jqFormIO"+(new Date().getTime());var $io=$('<iframe id="'+id+'" name="'+id+'" src="about:blank" />');var io=$io[0];$io.css({position:"absolute",top:"-1000px",left:"-1000px"});var xhr={aborted:0,responseText:null,responseXML:null,status:0,statusText:"n/a",getAllResponseHeaders:function(){},getResponseHeader:function(){},setRequestHeader:function(){},abort:function(){this.aborted=1;$io.attr("src","about:blank");}};var g=opts.global;if(g&&!$.active++){$.event.trigger("ajaxStart");}if(g){$.event.trigger("ajaxSend",[xhr,opts]);}if(s.beforeSend&&s.beforeSend(xhr,s)===false){s.global&&jQuery.active--;return;}if(xhr.aborted){return;}var cbInvoked=0;var timedOut=0;var sub=form.clk;if(sub){var n=sub.name;if(n&&!sub.disabled){options.extraData=options.extraData||{};options.extraData[n]=sub.value;if(sub.type=="image"){options.extraData[name+".x"]=form.clk_x;options.extraData[name+".y"]=form.clk_y;}}}setTimeout(function(){var t=$form.attr("target"),a=$form.attr("action");form.setAttribute("target",id);if(form.getAttribute("method")!="POST"){form.setAttribute("method","POST");}if(form.getAttribute("action")!=opts.url){form.setAttribute("action",opts.url);}if(!options.skipEncodingOverride){$form.attr({encoding:"multipart/form-data",enctype:"multipart/form-data"});}if(opts.timeout){setTimeout(function(){timedOut=true;cb();},opts.timeout);}var extraInputs=[];try{if(options.extraData){for(var n in options.extraData){extraInputs.push($('<input type="hidden" name="'+n+'" value="'+options.extraData[n]+'" />').appendTo(form)[0]);}}$io.appendTo("body");io.attachEvent?io.attachEvent("onload",cb):io.addEventListener("load",cb,false