/*
* jQuery Form Plugin
* version: 2.28 (10-MAY-2009)
* @requires jQuery v1.2.2 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 }; var url = $.trim(this.attr('action')); if (url) { url = (url.match(/^([^#]+)/) || [])[1]; }
url = url || window.location.href || ''
options = $.extend({ url: url, 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; var multipart = false; if (options.iframe || found || 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]', form).length) { alert('Error: Form elements must not be named "submit".'); return; }
var opts = $.extend({}, $.ajaxSettings, options); var s = $.extend(true, {}, $.extend(true, {}, $.ajaxSettings), opts); var id = 'jqFormIO' + (new Date().getTime()); var $io = $(''); 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 && $.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) { $form.attr({ encoding: 'multipart/form-data', enctype: 'multipart/form-data' }); }
if (opts.timeout)
setTimeout(function() { timedOut = true; cb(); }, opts.timeout); var extraInputs = []; try {
if (options.extraData)
for (var n in options.extraData)
extraInputs.push($('').appendTo(form)[0]); $io.appendTo('body'); io.attachEvent ? io.attachEvent('onload', cb) : io.addEventListener('load', cb, false); form.submit();
}
finally { form.setAttribute('action', a); t ? form.setAttribute('target', t) : $form.removeAttr('target'); $(extraInputs).remove(); }
}, 10); var nullCheckFlag = 0; function cb() {
if (cbInvoked++) return; io.detachEvent ? io.detachEvent('onload', cb) : io.removeEventListener('load', cb, false); var ok = true; try {
if (timedOut) throw 'timeout'; var data, doc; doc = io.contentWindow ? io.contentWindow.document : io.contentDocument ? io.contentDocument : io.document; if ((doc.body == null || doc.body.innerHTML == '') && !nullCheckFlag) { nullCheckFlag = 1; cbInvoked--; setTimeout(cb, 100); return; }
xhr.responseText = doc.body ? doc.body.innerHTML : null; xhr.responseXML = doc.XMLDocument ? doc.XMLDocument : doc; xhr.getResponseHeader = function(header) { var headers = { 'content-type': opts.dataType }; return headers[header]; }; if (opts.dataType == 'json' || opts.dataType == 'script') { var ta = doc.getElementsByTagName('textarea')[0]; xhr.responseText = ta ? ta.value : xhr.responseText; }
else if (opts.dataType == 'xml' && !xhr.responseXML && xhr.responseText != null) { xhr.responseXML = toXml(xhr.responseText); }
data = $.httpData(xhr, opts.dataType);
}
catch (e) { ok = false; $.handleError(opts, xhr, 'error', e); }
if (ok) { opts.success(data, 'success'); if (g) $.event.trigger("ajaxSuccess", [xhr, opts]); }
if (g) $.event.trigger("ajaxComplete", [xhr, opts]); if (g && ! --$.active) $.event.trigger("ajaxStop"); if (opts.complete) opts.complete(xhr, ok ? 'success' : 'error'); setTimeout(function() { $io.remove(); xhr.responseXML = null; }, 100);
}; function toXml(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.tagName != 'parsererror') ? doc : null;
};
};
}; $.fn.ajaxForm = function(options) {
return this.ajaxFormUnbind().bind('submit.form-plugin', function() { $(this).ajaxSubmit(options); return false; }).each(function() {
$(":submit,input:image", this).bind('click.form-plugin', function(e) {
var form = this.form; form.clk = this; if (this.type == 'image') { if (e.offsetX != undefined) { form.clk_x = e.offsetX; form.clk_y = e.offsetY; } else if (typeof $.fn.offset == 'function') { var offset = $(this).offset(); form.clk_x = e.pageX - offset.left; form.clk_y = e.pageY - offset.top; } else { form.clk_x = e.pageX - this.offsetLeft; form.clk_y = e.pageY - this.offsetTop; } }
setTimeout(function() { form.clk = form.clk_x = form.clk_y = null; }, 10);
});
});
}; $.fn.ajaxFormUnbind = function() { this.unbind('submit.form-plugin'); return this.each(function() { $(":submit,input:image", this).unbind('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; for (var i = 0, max = els.length; i < max; i++) {
var el = els[i]; var 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;
}
var v = $.fieldValue(el, true); if (v && v.constructor == Array) {
for (var 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 (typeof 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.value;
}; $.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 && window.console && window.console.log)
window.console.log('[jquery.form] ' + Array.prototype.join.call(arguments, ''));
};
})(jQuery);