206 lines
7.7 KiB
JavaScript
206 lines
7.7 KiB
JavaScript
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// Unobtrusive Ajax support library for jQuery
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// Copyright (c) .NET Foundation. All rights reserved.
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// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
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// @version v3.2.6
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//
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// Microsoft grants you the right to use these script files for the sole
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// purpose of either: (i) interacting through your browser with the Microsoft
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// website or online service, subject to the applicable licensing or use
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// terms; or (ii) using the files as included with a Microsoft product subject
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// to that product's license terms. Microsoft reserves all other rights to the
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// files not expressly granted by Microsoft, whether by implication, estoppel
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// or otherwise. Insofar as a script file is dual licensed under GPL,
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// Microsoft neither took the code under GPL nor distributes it thereunder but
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// under the terms set out in this paragraph. All notices and licenses
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// below are for informational purposes only.
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/*jslint white: true, browser: true, onevar: true, undef: true, nomen: true, eqeqeq: true, plusplus: true, bitwise: true, regexp: true, newcap: true, immed: true, strict: false */
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/*global window: false, jQuery: false */
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(function ($) {
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var data_click = "unobtrusiveAjaxClick",
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data_target = "unobtrusiveAjaxClickTarget",
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data_validation = "unobtrusiveValidation";
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function getFunction(code, argNames) {
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var fn = window, parts = (code || "").split(".");
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while (fn && parts.length) {
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fn = fn[parts.shift()];
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}
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if (typeof (fn) === "function") {
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return fn;
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}
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argNames.push(code);
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return Function.constructor.apply(null, argNames);
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}
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function isMethodProxySafe(method) {
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return method === "GET" || method === "POST";
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}
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function asyncOnBeforeSend(xhr, method) {
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if (!isMethodProxySafe(method)) {
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xhr.setRequestHeader("X-HTTP-Method-Override", method);
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}
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}
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function asyncOnSuccess(element, data, contentType) {
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var mode;
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if (contentType.indexOf("application/x-javascript") !== -1) { // jQuery already executes JavaScript for us
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return;
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}
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mode = (element.getAttribute("data-ajax-mode") || "").toUpperCase();
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$(element.getAttribute("data-ajax-update")).each(function (i, update) {
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var top;
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switch (mode) {
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case "BEFORE":
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$(update).prepend(data);
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break;
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case "AFTER":
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$(update).append(data);
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break;
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case "REPLACE-WITH":
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$(update).replaceWith(data);
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break;
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default:
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$(update).html(data);
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break;
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}
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});
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}
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function asyncRequest(element, options) {
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var confirm, loading, method, duration;
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confirm = element.getAttribute("data-ajax-confirm");
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if (confirm && !window.confirm(confirm)) {
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return;
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}
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loading = $(element.getAttribute("data-ajax-loading"));
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duration = parseInt(element.getAttribute("data-ajax-loading-duration"), 10) || 0;
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$.extend(options, {
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type: element.getAttribute("data-ajax-method") || undefined,
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url: element.getAttribute("data-ajax-url") || undefined,
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cache: (element.getAttribute("data-ajax-cache") || "").toLowerCase() === "true",
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beforeSend: function (xhr) {
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var result;
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asyncOnBeforeSend(xhr, method);
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result = getFunction(element.getAttribute("data-ajax-begin"), ["xhr"]).apply(element, arguments);
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if (result !== false) {
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loading.show(duration);
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}
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return result;
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},
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complete: function () {
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loading.hide(duration);
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getFunction(element.getAttribute("data-ajax-complete"), ["xhr", "status"]).apply(element, arguments);
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},
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success: function (data, status, xhr) {
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asyncOnSuccess(element, data, xhr.getResponseHeader("Content-Type") || "text/html");
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getFunction(element.getAttribute("data-ajax-success"), ["data", "status", "xhr"]).apply(element, arguments);
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},
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error: function () {
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getFunction(element.getAttribute("data-ajax-failure"), ["xhr", "status", "error"]).apply(element, arguments);
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}
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});
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options.data.push({ name: "X-Requested-With", value: "XMLHttpRequest" });
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method = options.type.toUpperCase();
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if (!isMethodProxySafe(method)) {
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options.type = "POST";
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options.data.push({ name: "X-HTTP-Method-Override", value: method });
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}
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// change here:
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// Check for a Form POST with enctype=multipart/form-data
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// add the input file that were not previously included in the serializeArray()
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// set processData and contentType to false
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var $element = $(element);
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if ($element.is("form") && $element.attr("enctype") == "multipart/form-data") {
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var formdata = new FormData();
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$.each(options.data, function (i, v) {
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formdata.append(v.name, v.value);
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});
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$("input[type=file]", $element).each(function () {
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var file = this;
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$.each(file.files, function (n, v) {
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formdata.append(file.name, v);
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});
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});
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$.extend(options, {
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processData: false,
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contentType: false,
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data: formdata
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});
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}
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// end change
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$.ajax(options);
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}
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function validate(form) {
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var validationInfo = $(form).data(data_validation);
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return !validationInfo || !validationInfo.validate || validationInfo.validate();
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}
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$(document).on("click", "a[data-ajax=true]", function (evt) {
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evt.preventDefault();
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asyncRequest(this, {
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url: this.href,
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type: "GET",
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data: []
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});
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});
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$(document).on("click", "form[data-ajax=true] input[type=image]", function (evt) {
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var name = evt.target.name,
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target = $(evt.target),
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form = $(target.parents("form")[0]),
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offset = target.offset();
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form.data(data_click, [
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{ name: name + ".x", value: Math.round(evt.pageX - offset.left) },
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{ name: name + ".y", value: Math.round(evt.pageY - offset.top) }
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]);
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setTimeout(function () {
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form.removeData(data_click);
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}, 0);
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});
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$(document).on("click", "form[data-ajax=true] :submit", function (evt) {
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var name = evt.currentTarget.name,
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target = $(evt.target),
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form = $(target.parents("form")[0]);
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form.data(data_click, name ? [{ name: name, value: evt.currentTarget.value }] : []);
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form.data(data_target, target);
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setTimeout(function () {
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form.removeData(data_click);
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form.removeData(data_target);
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}, 0);
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});
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$(document).on("submit", "form[data-ajax=true]", function (evt) {
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var clickInfo = $(this).data(data_click) || [],
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clickTarget = $(this).data(data_target),
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isCancel = clickTarget && (clickTarget.hasClass("cancel") || clickTarget.attr('formnovalidate') !== undefined);
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evt.preventDefault();
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if (!isCancel && !validate(this)) {
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return;
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}
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asyncRequest(this, {
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url: this.action,
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type: this.method || "GET",
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data: clickInfo.concat($(this).serializeArray())
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});
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});
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}(jQuery));
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