12 lines
12 KiB
JavaScript
12 lines
12 KiB
JavaScript
/*!
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* jQuery Form Plugin
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* version: 2.64 (25-FEB-2011)
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* @requires jQuery v1.3.2 or later
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*
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* Examples and documentation at: http://malsup.com/jquery/form/
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* Dual licensed under the MIT and GPL licenses:
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* http://www.opensource.org/licenses/mit-license.php
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* http://www.gnu.org/licenses/gpl.html
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*/
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;(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};}var action=this.attr('action');var url=(typeof action==='string')?$.trim(action):'';if(url){url=(url.match(/^([^#]+)/)||[])[1];}url=url||window.location.href||'';options=$.extend(true,{url:url,type:this[0].getAttribute('method')||'GET',iframeSrc:/^https/i.test(window.location.href||'')?'javascript:false':'about:blank'},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 n,v,a=this.formToArray(options.semantic);if(options.data){options.extraData=options.data;for(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{v=options.data[n];v=$.isFunction(v)?v():v;a.push({name:n,value:v});}}}if(options.beforeSubmit&&options.beforeSubmit(a,this,options)===false){log('ajaxSubmit: submit aborted via beforeSubmit callback');return this;}this.trigger('form-submit-validate',[a,this,options,veto]);if(veto.veto){log('ajaxSubmit: submit vetoed via form-submit-validate trigger');return this;}var q=$.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(){$form.clearForm();});}if(!options.dataType&&options.target){var oldSuccess=options.success||function(){};callbacks.push(function(data){var fn=options.replaceTarget?'replaceWith':'html';$(options.target)[fn](data).each(oldSuccess,arguments);});}else if(options.success){callbacks.push(options.success);}options.success=function(data,status,xhr){var context=options.context||options;for(var i=0,max=callbacks.length;i<max;i++){callbacks[i].apply(context,[data,status,xhr||$form,$form]);}};var fileInputs=$('input:file',this).length>0;var mp='multipart/form-data';var multipart=($form.attr('enctype')==mp||$form.attr('encoding')==mp);if(options.iframe!==false&&(fileInputs||options.iframe||multipart)){if(options.closeKeepAlive){$.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($(':input[name=submit],:input[id=submit]',form).length){alert('Error: Form elements must not have name or id of "submit".');return;}var s=$.extend(true,{},$.ajaxSettings,options);s.context=s.context||s;var id='jqFormIO'+(new Date().getTime()),fn='_'+id;var $io=$('<iframe id="'+id+'" name="'+id+'" src="'+s.iframeSrc+'" />');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;$io.attr('src',s.iframeSrc);}};var g=s.global;if(g&&!$.active++){$.event.trigger("ajaxStart");}if(g){$.event.trigger("ajaxSend",[xhr,s]);}if(s.beforeSend&&s.beforeSend.call(s.context,xhr,s)===false){if(s.global){$.active--;}return;}if(xhr.aborted){return;}var timedOut=0;var sub=form.clk;if(sub){var n=sub.name;if(n&&!sub.disabled){s.extraData=s.extraData||{};s.extraData[n]=sub.value;if(sub.type=="image"){s.extraData[n+'.x']=form.clk_x;s.extraData[n+'.y']=form.clk_y;}}}function doSubmit(){var t=$form.attr('target'),a=$form.attr('action');form.setAttribute('target',id);if(form.getAttribute('method')!='POST'){form.setAttribute('method','POST');}if(form.getAttribute('action')!=s.url){form.setAttribute('action',s.url);}if(!s.skipEncodingOverride){$form.attr({encoding:'multipart/form-data',enctype:'multipart/form-data'});}if(s.timeout){setTimeout(function(){timedOut=true;cb();},s.timeout);}var extraInputs=[];try{if(s.extraData){for(var n in s.extraData){extraInputs.push($('<input type="hidden" name="'+n+'" value="'+s.extraData[n]+'" />').appendTo(form)[0]);}}$io.appendTo('body');io.attachEvent?io.attachEvent('onload',cb):io.addEventListener('load',cb,false);form.submit();}finally{form.setAttribute('action',a);if(t){form.setAttribute('target',t);}else{$form.removeAttr('target');}$(extraInputs).remove();}}if(s.forceSync){doSubmit();}else{setTimeout(doSubmit,10);}var data,doc,domCheckCount=50;function cb(){doc=io.contentWindow?io.contentWindow.document:io.contentDocument?io.contentDocument:io.document;if(!doc||doc.location.href==s.iframeSrc){return;}io.detachEvent?io.detachEvent('onload',cb):io.removeEventListener('load',cb,false);var ok=true;try{if(timedOut){throw'timeout';}var isXml=s.dataType=='xml'||doc.XMLDocument||$.isXMLDoc(doc);log('isXml='+isXml);if(!isXml&&window.opera&&(doc.body==null||doc.body.innerHTML=='')){if(--domCheckCount){log('requeing onLoad callback, DOM not available');setTimeout(cb,250);return;}}xhr.responseText=doc.body?doc.body.innerHTML:doc.documentElement?doc.documentElement.innerHTML:null;xhr.responseXML=doc.XMLDocument?doc.XMLDocument:doc;xhr.getResponseHeader=function(header){var headers={'content-type':s.dataType};return headers[header];};var scr=/(json|script)/.test(s.dataType);if(scr||s.textarea){var ta=doc.getElementsByTagName('textarea')[0];if(ta){xhr.responseText=ta.value;}else if(scr){var pre=doc.getElementsByTagName('pre')[0];var b=doc.getElementsByTagName('body')[0];if(pre){xhr.responseText=pre.textContent;}else if(b){xhr.responseText=b.innerHTML;}}}else if(s.dataType=='xml'&&!xhr.responseXML&&xhr.responseText!=null){xhr.responseXML=toXml(xhr.responseText);}data=httpData(xhr,s.dataType,s);}catch(e){log('error caught:',e);ok=false;xhr.error=e;s.error&&s.error.call(s.context,xhr,'error',e);g&&$.event.trigger("ajaxError",[xhr,s,e]);}if(xhr.aborted){log('upload aborted');ok=false;}if(ok){s.success&&s.success.call(s.context,data,'success',xhr);g&&$.event.trigger("ajaxSuccess",[xhr,s]);}g&&$.event.trigger("ajaxComplete",[xhr,s]);if(g&&!--$.active){$.event.trigger("ajaxStop");}s.complete&&s.complete.call(s.context,xhr,ok?'success':'error');setTimeout(function(){$io.removeData('form-plugin-onload');$io.remove();xhr.responseXML=null;},100);}var toXml=$.parseXML||function(s,doc){if(window.ActiveXObject){doc=new ActiveXObject('Microsoft.XMLDOM');doc.async='false';doc.loadXML(s);}else{doc=(new DOMParser()).parseFromString(s,'text/xml');}return(doc&&doc.documentElement&&doc.documentElement.nodeName!='parsererror')?doc:null;};var parseJSON=$.parseJSON||function(s){return window['eval']('('+s+')');};var httpData=function(xhr,type,s){var ct=xhr.getResponseHeader('content-type')||'',xml=type==='xml'||!type&&ct.indexOf('xml')>=0,data=xml?xhr.responseXML:xhr.responseText;if(xml&&data.documentElement.nodeName==='parsererror'){$.error&&$.error('parsererror');}if(s&&s.dataFilter){data=s.dataFilter(data,type);}if(typeof data==='string'){if(type==='json'||!type&&ct.indexOf('json')>=0){data=parseJSON(data);}else if(type==="script"||!type&&ct.indexOf("javascript")>=0){$.globalEval(data);}}return data;};}};$.fn.ajaxForm=function(options){if(this.length===0){var o={s:this.selector,c:this.context};if(!$.isReady&&o.s){log('DOM not ready, queuing ajaxForm');$(function(){$(o.s,o.c).ajaxForm(options);});return this;}log('terminating; zero elements found by selector'+($.isReady?'':' (DOM not ready)'));return this;}return this.ajaxFormUnbind().bind('submit.form-plugin',function(e){if(!e.isDefaultPrevented()){e.preventDefault();$(this).ajaxSubmit(options);}}).bind('click.form-plugin',function(e){var target=e.target;var $el=$(target);if(!($el.is(":submit,input:image"))){var t=$el.closest(':submit');if(t.length==0){return;}target=t[0];}var form=this;form.clk=target;if(target.type=='image'){if(e.offsetX!=undefined){form.clk_x=e.offsetX;form.clk_y=e.offsetY;}else if(typeof $.fn.offset=='function'){var offset=$el.offset();form.clk_x=e.pageX-offset.left;form.clk_y=e.pageY-offset.top;}else{form.clk_x=e.pageX-target.offsetLeft;form.clk_y=e.pageY-target.offsetTop;}}setTimeout(function(){form.clk=form.clk_x=form.clk_y=null;},100);});};$.fn.ajaxFormUnbind=function(){return this.unbind('submit.form-plugin click.form-plugin');};$.fn.formToArray=function(semantic){var a=[];if(this.length===0){return a;}var form=this[0];var els=semantic?form.getElementsByTagName('*'):form.elements;if(!els){return a;}var i,j,n,v,el,max,jmax;for(i=0,max=els.length;i<max;i++){el=els[i];n=el.name;if(!n){continue;}if(semantic&&form.clk&&el.type=="image"){if(!el.disabled&&form.clk==el){a.push({name:n,value:$(el).val()});a.push({name:n+'.x',value:form.clk_x},{name:n+'.y',value:form.clk_y});}continue;}v=$.fieldValue(el,true);if(v&&v.constructor==Array){for(j=0,jmax=v.length;j<jmax;j++){a.push({name:n,value:v[j]});}}else if(v!==null&&typeof v!='undefined'){a.push({name:n,value:v});}}if(!semantic&&form.clk){var $input=$(form.clk),input=$input[0];n=input.name;if(n&&!input.disabled&&input.type=='image'){a.push({name:n,value:$input.val()});a.push({name:n+'.x',value:form.clk_x},{name:n+'.y',value:form.clk_y});}}return a;};$.fn.formSerialize=function(semantic){return $.param(this.formToArray(semantic));};$.fn.fieldSerialize=function(successful){var a=[];this.each(function(){var n=this.name;if(!n){return;}var v=$.fieldValue(this,successful);if(v&&v.constructor==Array){for(var i=0,max=v.length;i<max;i++){a.push({name:n,value:v[i]});}}else if(v!==null&&typeof v!='undefined'){a.push({name:this.name,value:v});}});return $.param(a);};$.fn.fieldValue=function(successful){for(var val=[],i=0,max=this.length;i<max;i++){var el=this[i];var v=$.fieldValue(el,successful);if(v===null||typeof v=='undefined'||(v.constructor==Array&&!v.length)){continue;}v.constructor==Array?$.merge(val,v):val.push(v);}return val;};$.fieldValue=function(el,successful){var n=el.name,t=el.type,tag=el.tagName.toLowerCase();if(successful===undefined){successful=true;}if(successful&&(!n||el.disabled||t=='reset'||t=='button'||(t=='checkbox'||t=='radio')&&!el.checked||(t=='submit'||t=='image')&&el.form&&el.form.clk!=el||tag=='select'&&el.selectedIndex==-1)){return null;}if(tag=='select'){var index=el.selectedIndex;if(index<0){return null;}var a=[],ops=el.options;var one=(t=='select-one');var max=(one?index+1:ops.length);for(var i=(one?index:0);i<max;i++){var op=ops[i];if(op.selected){var v=op.value;if(!v){v=(op.attributes&&op.attributes['value']&&!(op.attributes['value'].specified))?op.text:op.value;}if(one){return v;}a.push(v);}}return a;}return $(el).val();};$.fn.clearForm=function(){return this.each(function(){$('input,select,textarea',this).clearFields();});};$.fn.clearFields=$.fn.clearInputs=function(){return this.each(function(){var t=this.type,tag=this.tagName.toLowerCase();if(t=='text'||t=='password'||tag=='textarea'){this.value='';}else if(t=='checkbox'||t=='radio'){this.checked=false;}else if(tag=='select'){this.selectedIndex=-1;}});};$.fn.resetForm=function(){return this.each(function(){if(typeof this.reset=='function'||(typeof this.reset=='object'&&!this.reset.nodeType)){this.reset();}});};$.fn.enable=function(b){if(b===undefined){b=true;}return this.each(function(){this.disabled=!b;});};$.fn.selected=function(select){if(select===undefined){select=true;}return this.each(function(){var t=this.type;if(t=='checkbox'||t=='radio'){this.checked=select;}else if(this.tagName.toLowerCase()=='option'){var $sel=$(this).parent('select');if(select&&$sel[0]&&$sel[0].type=='select-one'){$sel.find('option').selected(false);}this.selected=select;}});};function log(){if($.fn.ajaxSubmit.debug){var msg='[jquery.form] '+Array.prototype.join.call(arguments,'');if(window.console&&window.console.log){window.console.log(msg);}else if(window.opera&&window.opera.postError){window.opera.postError(msg);}}};})(jQuery);
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