diff --git a/js/jquery.form.js b/js/jquery.form.js new file mode 100644 index 0000000000..cb8b5a6609 --- /dev/null +++ b/js/jquery.form.js @@ -0,0 +1,632 @@ +/* + * jQuery Form Plugin + * version: 2.17 (06-NOV-2008) + * @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 + * + * Revision: $Id$ + */ +;(function($) { + +/* + Usage Note: + ----------- + Do not use both ajaxSubmit and ajaxForm on the same form. These + functions are intended to be exclusive. Use ajaxSubmit if you want + to bind your own submit handler to the form. For example, + + $(document).ready(function() { + $('#myForm').bind('submit', function() { + $(this).ajaxSubmit({ + target: '#output' + }); + return false; // <-- important! + }); + }); + + Use ajaxForm when you want the plugin to manage all the event binding + for you. For example, + + $(document).ready(function() { + $('#myForm').ajaxForm({ + target: '#output' + }); + }); + + When using ajaxForm, the ajaxSubmit function will be invoked for you + at the appropriate time. +*/ + +/** + * ajaxSubmit() provides a mechanism for immediately submitting + * an HTML form using AJAX. + */ +$.fn.ajaxSubmit = function(options) { + // fast fail if nothing selected (http://dev.jquery.com/ticket/2752) + 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 || {}); + + // hook for manipulating the form data before it is extracted; + // convenient for use with rich editors like tinyMCE or FCKEditor + var veto = {}; + this.trigger('form-pre-serialize', [this, options, veto]); + if (veto.veto) { + log('ajaxSubmit: submit vetoed via form-pre-serialize trigger'); + return this; + } + + // provide opportunity to alter form data before it is serialized + 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] } ); + } + } + + // give pre-submit callback an opportunity to abort the submit + if (options.beforeSubmit && options.beforeSubmit(a, this, options) === false) { + log('ajaxSubmit: submit aborted via beforeSubmit callback'); + return this; + } + + // fire vetoable 'validate' event + 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; // data is null for 'get' + } + else + options.data = q; // data is the query string for 'post' + + var $form = this, callbacks = []; + if (options.resetForm) callbacks.push(function() { $form.resetForm(); }); + if (options.clearForm) callbacks.push(function() { $form.clearForm(); }); + + // perform a load on the target only if dataType is not provided + 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]); + }; + + // are there files to upload? + var files = $('input:file', this).fieldValue(); + var found = false; + for (var j=0; j < files.length; j++) + if (files[j]) + found = true; + + // options.iframe allows user to force iframe mode + if (options.iframe || found) { + // hack to fix Safari hang (thanks to Tim Molendijk for this) + // see: http://groups.google.com/group/jquery-dev/browse_thread/thread/36395b7ab510dd5d + if ($.browser.safari && options.closeKeepAlive) + $.get(options.closeKeepAlive, fileUpload); + else + fileUpload(); + } + else + $.ajax(options); + + // fire 'notify' event + this.trigger('form-submit-notify', [this, options]); + return this; + + + // private function for handling file uploads (hat tip to YAHOO!) + 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 = $('