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+/* NUGET: BEGIN LICENSE TEXT
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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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+ *
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+ * NUGET: END LICENSE TEXT */
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+/*!
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+** Unobtrusive Ajax support library for jQuery
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+** Copyright (C) Microsoft Corporation. All rights reserved.
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+*/
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+
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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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+
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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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+
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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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+
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+ function isMethodProxySafe(method) {
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+ return method === "GET" || method === "POST";
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+ }
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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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+
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+ function asyncOnSuccess(element, data, contentType) {
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+ var mode;
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+
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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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+
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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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+
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+ switch (mode) {
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+ case "BEFORE":
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+ top = update.firstChild;
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+ $("<div />").html(data).contents().each(function () {
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+ update.insertBefore(this, top);
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+ });
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+ break;
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+ case "AFTER":
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+ $("<div />").html(data).contents().each(function () {
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+ update.appendChild(this);
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+ });
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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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+
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+ function asyncRequest(element, options) {
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+ var confirm, loading, method, duration;
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+
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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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+
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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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+
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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"),
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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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+
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+ options.data.push({ name: "X-Requested-With", value: "XMLHttpRequest" });
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+
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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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+
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+ $.ajax(options);
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+ }
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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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+
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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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+
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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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+
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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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+
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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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+
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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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+
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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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+
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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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+
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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 = $(this).data(data_target),
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+ isCancel = clickTarget && clickTarget.hasClass("cancel");
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+ evt.preventDefault();
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+ if (!isCancel && !validate(this)) {
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+ return;
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+ }
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+ asyncRequest(this, {
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+ url: this.action,
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+ type: this.method || "GET",
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+ data: clickInfo.concat($(this).serializeArray())
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+ });
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+ });
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+}(jQuery));
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