1(function ($) { 2 3/** 4 * Provides Ajax page updating via jQuery $.ajax (Asynchronous JavaScript and XML). 5 * 6 * Ajax is a method of making a request via JavaScript while viewing an HTML 7 * page. The request returns an array of commands encoded in JSON, which is 8 * then executed to make any changes that are necessary to the page. 9 * 10 * Drupal uses this file to enhance form elements with #ajax['path'] and 11 * #ajax['wrapper'] properties. If set, this file will automatically be included 12 * to provide Ajax capabilities. 13 */ 14 15Drupal.ajax = Drupal.ajax || {}; 16 17Drupal.settings.urlIsAjaxTrusted = Drupal.settings.urlIsAjaxTrusted || {}; 18 19/** 20 * Attaches the Ajax behavior to each Ajax form element. 21 */ 22Drupal.behaviors.AJAX = { 23 attach: function (context, settings) { 24 // Load all Ajax behaviors specified in the settings. 25 for (var base in settings.ajax) { 26 if (!$('#' + base + '.ajax-processed').length) { 27 var element_settings = settings.ajax[base]; 28 29 if (typeof element_settings.selector == 'undefined') { 30 element_settings.selector = '#' + base; 31 } 32 $(element_settings.selector).each(function () { 33 element_settings.element = this; 34 Drupal.ajax[base] = new Drupal.ajax(base, this, element_settings); 35 }); 36 37 $('#' + base).addClass('ajax-processed'); 38 } 39 } 40 41 // Bind Ajax behaviors to all items showing the class. 42 $('.use-ajax:not(.ajax-processed)').addClass('ajax-processed').each(function () { 43 var element_settings = {}; 44 // Clicked links look better with the throbber than the progress bar. 45 element_settings.progress = { 'type': 'throbber' }; 46 47 // For anchor tags, these will go to the target of the anchor rather 48 // than the usual location. 49 if ($(this).attr('href')) { 50 element_settings.url = $(this).attr('href'); 51 element_settings.event = 'click'; 52 } 53 var base = $(this).attr('id'); 54 Drupal.ajax[base] = new Drupal.ajax(base, this, element_settings); 55 }); 56 57 // This class means to submit the form to the action using Ajax. 58 $('.use-ajax-submit:not(.ajax-processed)').addClass('ajax-processed').each(function () { 59 var element_settings = {}; 60 61 // Ajax submits specified in this manner automatically submit to the 62 // normal form action. 63 element_settings.url = $(this.form).attr('action'); 64 // Form submit button clicks need to tell the form what was clicked so 65 // it gets passed in the POST request. 66 element_settings.setClick = true; 67 // Form buttons use the 'click' event rather than mousedown. 68 element_settings.event = 'click'; 69 // Clicked form buttons look better with the throbber than the progress bar. 70 element_settings.progress = { 'type': 'throbber' }; 71 72 var base = $(this).attr('id'); 73 Drupal.ajax[base] = new Drupal.ajax(base, this, element_settings); 74 }); 75 } 76}; 77 78/** 79 * Ajax object. 80 * 81 * All Ajax objects on a page are accessible through the global Drupal.ajax 82 * object and are keyed by the submit button's ID. You can access them from 83 * your module's JavaScript file to override properties or functions. 84 * 85 * For example, if your Ajax enabled button has the ID 'edit-submit', you can 86 * redefine the function that is called to insert the new content like this 87 * (inside a Drupal.behaviors attach block): 88 * @code 89 * Drupal.behaviors.myCustomAJAXStuff = { 90 * attach: function (context, settings) { 91 * Drupal.ajax['edit-submit'].commands.insert = function (ajax, response, status) { 92 * new_content = $(response.data); 93 * $('#my-wrapper').append(new_content); 94 * alert('New content was appended to #my-wrapper'); 95 * } 96 * } 97 * }; 98 * @endcode 99 */ 100Drupal.ajax = function (base, element, element_settings) { 101 var defaults = { 102 url: 'system/ajax', 103 event: 'mousedown', 104 keypress: true, 105 selector: '#' + base, 106 effect: 'none', 107 speed: 'none', 108 method: 'replaceWith', 109 progress: { 110 type: 'throbber', 111 message: Drupal.t('Please wait...') 112 }, 113 submit: { 114 'js': true 115 } 116 }; 117 118 $.extend(this, defaults, element_settings); 119 120 this.element = element; 121 this.element_settings = element_settings; 122 123 // Replacing 'nojs' with 'ajax' in the URL allows for an easy method to let 124 // the server detect when it needs to degrade gracefully. 125 // There are five scenarios to check for: 126 // 1. /nojs/ 127 // 2. /nojs$ - The end of a URL string. 128 // 3. /nojs? - Followed by a query (with clean URLs enabled). 129 // E.g.: path/nojs?destination=foobar 130 // 4. /nojs& - Followed by a query (without clean URLs enabled). 131 // E.g.: ?q=path/nojs&destination=foobar 132 // 5. /nojs# - Followed by a fragment. 133 // E.g.: path/nojs#myfragment 134 this.url = element_settings.url.replace(/\/nojs(\/|$|\?|&|#)/g, '/ajax$1'); 135 // If the 'nojs' version of the URL is trusted, also trust the 'ajax' version. 136 if (Drupal.settings.urlIsAjaxTrusted[element_settings.url]) { 137 Drupal.settings.urlIsAjaxTrusted[this.url] = true; 138 } 139 140 this.wrapper = '#' + element_settings.wrapper; 141 142 // If there isn't a form, jQuery.ajax() will be used instead, allowing us to 143 // bind Ajax to links as well. 144 if (this.element.form) { 145 this.form = $(this.element.form); 146 } 147 148 // Set the options for the ajaxSubmit function. 149 // The 'this' variable will not persist inside of the options object. 150 var ajax = this; 151 ajax.options = { 152 url: Drupal.sanitizeAjaxUrl(ajax.url), 153 data: ajax.submit, 154 beforeSerialize: function (element_settings, options) { 155 return ajax.beforeSerialize(element_settings, options); 156 }, 157 beforeSubmit: function (form_values, element_settings, options) { 158 ajax.ajaxing = true; 159 return ajax.beforeSubmit(form_values, element_settings, options); 160 }, 161 beforeSend: function (xmlhttprequest, options) { 162 ajax.ajaxing = true; 163 return ajax.beforeSend(xmlhttprequest, options); 164 }, 165 success: function (response, status, xmlhttprequest) { 166 // Sanity check for browser support (object expected). 167 // When using iFrame uploads, responses must be returned as a string. 168 if (typeof response == 'string') { 169 response = $.parseJSON(response); 170 } 171 172 // Prior to invoking the response's commands, verify that they can be 173 // trusted by checking for a response header. See 174 // ajax_set_verification_header() for details. 175 // - Empty responses are harmless so can bypass verification. This avoids 176 // an alert message for server-generated no-op responses that skip Ajax 177 // rendering. 178 // - Ajax objects with trusted URLs (e.g., ones defined server-side via 179 // #ajax) can bypass header verification. This is especially useful for 180 // Ajax with multipart forms. Because IFRAME transport is used, the 181 // response headers cannot be accessed for verification. 182 if (response !== null && !Drupal.settings.urlIsAjaxTrusted[ajax.url]) { 183 if (xmlhttprequest.getResponseHeader('X-Drupal-Ajax-Token') !== '1') { 184 var customMessage = Drupal.t("The response failed verification so will not be processed."); 185 return ajax.error(xmlhttprequest, ajax.url, customMessage); 186 } 187 } 188 189 return ajax.success(response, status); 190 }, 191 complete: function (xmlhttprequest, status) { 192 ajax.ajaxing = false;
193 if (status == 'error' || status == 'parsererror') { 194 return ajax.error(xmlhttprequest, ajax.url); 195 } 196 }, 197 dataType: 'json', 198 jsonp: false, 199 type: 'POST' 200 }; 201 202 // For multipart forms (e.g., file uploads), jQuery Form targets the form 203 // submission to an iframe instead of using an XHR object. The initial "src" 204 // of the iframe, prior to the form submission, is set to options.iframeSrc. 205 // "about:blank" is the semantically correct, standards-compliant, way to 206 // initialize a blank iframe; however, some old IE versions (possibly only 6) 207 // incorrectly report a mixed content warning when iframes with an 208 // "about:blank" src are added to a parent document with an https:// origin. 209 // jQuery Form works around this by defaulting to "javascript:false" instead, 210 // but that breaks on Chrome 83, so here we force the semantically correct 211 // behavior for all browsers except old IE. 212 // @see https://www.drupal.org/project/drupal/issues/3143016 213 // @see https://github.com/jquery-form/form/blob/df9cb101b9c9c085c8d75ad980c7ff1cf62063a1/jquery.form.js#L68 214 // @see https://bugs.chromium.org/p/chromium/issues/detail?id=1084874 215 // @see https://html.spec.whatwg.org/multipage/browsers.html#creating-browsing-contexts 216 // @see https://developer.mozilla.org/en-US/docs/Web/Security/Same-origin_policy 217 if (navigator.userAgent.indexOf("MSIE") === -1) { 218 ajax.options.iframeSrc = 'about:blank'; 219 } 220 221 // Bind the ajaxSubmit function to the element event. 222 $(ajax.element).bind(element_settings.event, function (event) { 223 if (!Drupal.settings.urlIsAjaxTrusted[ajax.url] && !Drupal.urlIsLocal(ajax.url)) { 224 throw new Error(Drupal.t('The callback URL is not local and not trusted: !url', {'!url': ajax.url})); 225 } 226 return ajax.eventResponse(this, event); 227 }); 228 229 // If necessary, enable keyboard submission so that Ajax behaviors 230 // can be triggered through keyboard input as well as e.g. a mousedown 231 // action. 232 if (element_settings.keypress) { 233 $(ajax.element).keypress(function (event) { 234 return ajax.keypressResponse(this, event); 235 }); 236 } 237 238 // If necessary, prevent the browser default action of an additional event. 239 // For example, prevent the browser default action of a click, even if the 240 // AJAX behavior binds to mousedown. 241 if (element_settings.prevent) { 242 $(ajax.element).bind(element_settings.prevent, false); 243 } 244}; 245 246/** 247 * Handle a key press. 248 * 249 * The Ajax object will, if instructed, bind to a key press response. This 250 * will test to see if the key press is valid to trigger this event and 251 * if it is, trigger it for us and prevent other keypresses from triggering. 252 * In this case we're handling RETURN and SPACEBAR keypresses (event codes 13 253 * and 32. RETURN is often used to submit a form when in a textfield, and 254 * SPACE is often used to activate an element without submitting. 255 */ 256Drupal.ajax.prototype.keypressResponse = function (element, event) { 257 // Create a synonym for this to reduce code confusion. 258 var ajax = this; 259 260 // Detect enter key and space bar and allow the standard response for them, 261 // except for form elements of type 'text' and 'textarea', where the 262 // spacebar activation causes inappropriate activation if #ajax['keypress'] is 263 // TRUE. On a text-type widget a space should always be a space. 264 if (event.which == 13 || (event.which == 32 && element.type != 'text' && element.type != 'textarea')) { 265 $(ajax.element_settings.element).trigger(ajax.element_settings.event); 266 return false; 267 } 268}; 269 270/** 271 * Handle an event that triggers an Ajax response. 272 * 273 * When an event that triggers an Ajax response happens, this method will 274 * perform the actual Ajax call. It is bound to the event using 275 * bind() in the constructor, and it uses the options specified on the 276 * ajax object. 277 */ 278Drupal.ajax.prototype.eventResponse = function (element, event) { 279 // Create a synonym for this to reduce code confusion. 280 var ajax = this; 281 282 // Do not perform another ajax command if one is already in progress. 283 if (ajax.ajaxing) { 284 return false; 285 } 286 287 try { 288 if (ajax.form) { 289 // If setClick is set, we must set this to ensure that the button's 290 // value is passed. 291 if (ajax.setClick) { 292 // Mark the clicked button. 'form.clk' is a special variable for 293 // ajaxSubmit that tells the system which element got clicked to 294 // trigger the submit. Without it there would be no 'op' or
295 // equivalent. 296 element.form.clk = element; 297 } 298 299 ajax.form.ajaxSubmit(ajax.options); 300 } 301 else { 302 ajax.beforeSerialize(ajax.element, ajax.options); 303 $.ajax(ajax.options); 304 } 305 } 306 catch (e) { 307 // Unset the ajax.ajaxing flag here because it won't be unset during 308 // the complete response. 309 ajax.ajaxing = false; 310 alert("An error occurred while attempting to process " + ajax.options.url + ": " + e.message); 311 } 312 313 // For radio/checkbox, allow the default event. On IE, this means letting 314 // it actually check the box. 315 if (typeof element.type != 'undefined' && (element.type == 'checkbox' || element.type == 'radio')) { 316 return true; 317 } 318 else { 319 return false; 320 } 321 322}; 323 324/** 325 * Handler for the form serialization. 326 * 327 * Runs before the beforeSend() handler (see below), and unlike that one, runs 328 * before field data is collected. 329 */ 330Drupal.ajax.prototype.beforeSerialize = function (element, options) { 331 // Allow detaching behaviors to update field values before collecting them. 332 // This is only needed when field values are added to the POST data, so only 333 // when there is a form such that this.form.ajaxSubmit() is used instead of 334 // $.ajax(). When there is no form and $.ajax() is used, beforeSerialize() 335 // isn't called, but don't rely on that: explicitly check this.form. 336 if (this.form) { 337 var settings = this.settings || Drupal.settings; 338 Drupal.detachBehaviors(this.form, settings, 'serialize'); 339 } 340 341 // Prevent duplicate HTML ids in the returned markup. 342 // @see drupal_html_id() 343 options.data['ajax_html_ids[]'] = []; 344 $('[id]').each(function () { 345 options.data['ajax_html_ids[]'].push(this.id); 346 }); 347 348 // Allow Drupal to return new JavaScript and CSS files to load without 349 // returning the ones already loaded. 350 // @see ajax_base_page_theme() 351 // @see drupal_get_css() 352 // @see drupal_get_js() 353 options.data['ajax_page_state[theme]'] = Drupal.settings.ajaxPageState.theme; 354 options.data['ajax_page_state[theme_token]'] = Drupal.settings.ajaxPageState.theme_token; 355 for (var key in Drupal.settings.ajaxPageState.css) { 356 options.data['ajax_page_state[css][' + key + ']'] = 1; 357 } 358 for (var key in Drupal.settings.ajaxPageState.js) { 359 options.data['ajax_page_state[js][' + key + ']'] = 1; 360 } 361}; 362 363/** 364 * Modify form values prior to form submission. 365 */ 366Drupal.ajax.prototype.beforeSubmit = function (form_values, element, options) { 367 // This function is left empty to make it simple to override for modules 368 // that wish to add functionality here. 369}; 370 371/** 372 * Prepare the Ajax request before it is sent. 373 */ 374Drupal.ajax.prototype.beforeSend = function (xmlhttprequest, options) { 375 // For forms without file inputs, the jQuery Form plugin serializes the form 376 // values, and then calls jQuery's $.ajax() function, which invokes this 377 // handler. In this circumstance, options.extraData is never used. For forms 378 // with file inputs, the jQuery Form plugin uses the browser's normal form 379 // submission mechanism, but captures the response in a hidden IFRAME. In this 380 // circumstance, it calls this handler first, and then appends hidden fields 381 // to the form to submit the values in options.extraData. There is no simple 382 // way to know which submission mechanism will be used, so we add to extraData 383 // regardless, and allow it to be ignored in the former case. 384 if (this.form) { 385 options.extraData = options.extraData || {}; 386 387 // Let the server know when the IFRAME submission mechanism is used. The 388 // server can use this information to wrap the JSON response in a TEXTAREA, 389 // as per http://jquery.malsup.com/form/#file-upload. 390 options.extraData.ajax_iframe_upload = '1'; 391 392 // The triggering element is about to be disabled (see below), but if it 393 // contains a value (e.g., a checkbox, textfield, select, etc.), ensure that 394 // value is included in the submission. As per above, submissions that use 395 // $.ajax() are already serialized prior to the element being disabled, so 396 // this is only needed for IFRAME submissions. 397 var v = $.fieldValue(this.element); 398 if (v !== null) { 399 options.extraData[this.element.name] = Drupal.checkPlain(v); 400 } 401 } 402 403 // Disable the element that received the change to prevent user interface 404 // interaction while the Ajax request is in progress. ajax.ajaxing prevents 405 // the element from triggering a new request, but does not prevent the user 406 // from changing its value. 407 $(this.element).addClass('progress-disabled').attr('disabled', true); 408 409 // Insert progressbar or throbber. 410 if (this.progress.type == 'bar') { 411 var progressBar = new Drupal.progressBar('ajax-progress-' + this.element.i
411d, $.noop, this.progress.method, $.noop); 412 if (this.progress.message) { 413 progressBar.setProgress(-1, this.progress.message); 414 } 415 if (this.progress.url) { 416 progressBar.startMonitoring(this.progress.url, this.progress.interval || 1500); 417 } 418 this.progress.element = $(progressBar.element).addClass('ajax-progress ajax-progress-bar'); 419 this.progress.object = progressBar; 420 $(this.element).after(this.progress.element); 421 } 422 else if (this.progress.type == 'throbber') { 423 this.progress.element = $('<div class="ajax-progress ajax-progress-throbber"><div class="throbber"> </div></div>'); 424 if (this.progress.message) { 425 $('.throbber', this.progress.element).after('<div class="message">' + this.progress.message + '</div>'); 426 } 427 $(this.element).after(this.progress.element); 428 } 429}; 430 431/** 432 * Handler for the form redirection completion. 433 */ 434Drupal.ajax.prototype.success = function (response, status) { 435 // Remove the progress element. 436 if (this.progress.element) { 437 $(this.progress.element).remove(); 438 } 439 if (this.progress.object) { 440 this.progress.object.stopMonitoring(); 441 } 442 $(this.element).removeClass('progress-disabled').removeAttr('disabled'); 443 444 Drupal.freezeHeight(); 445 446 for (var i in response) { 447 if (response.hasOwnProperty(i) && response[i]['command'] && this.commands[response[i]['command']]) { 448 this.commands[response[i]['command']](this, response[i], status); 449 } 450 } 451 452 // Reattach behaviors, if they were detached in beforeSerialize(). The 453 // attachBehaviors() called on the new content from processing the response 454 // commands is not sufficient, because behaviors from the entire form need 455 // to be reattached. 456 if (this.form) { 457 var settings = this.settings || Drupal.settings; 458 Drupal.attachBehaviors(this.form, settings); 459 } 460 461 Drupal.unfreezeHeight(); 462 463 // Remove any response-specific settings so they don't get used on the next 464 // call by mistake. 465 this.settings = null; 466}; 467 468/** 469 * Build an effect object which tells us how to apply the effect when adding new HTML. 470 */ 471Drupal.ajax.prototype.getEffect = function (response) { 472 var type = response.effect || this.effect; 473 var speed = response.speed || this.speed; 474 475 var effect = {}; 476 if (type == 'none') { 477 effect.showEffect = 'show'; 478 effect.hideEffect = 'hide'; 479 effect.showSpeed = ''; 480 } 481 else if (type == 'fade') { 482 effect.showEffect = 'fadeIn'; 483 effect.hideEffect = 'fadeOut'; 484 effect.showSpeed = speed; 485 } 486 else { 487 effect.showEffect = type + 'Toggle'; 488 effect.hideEffect = type + 'Toggle'; 489 effect.showSpeed = speed; 490 } 491 492 return effect; 493}; 494 495/** 496 * Handler for the form redirection error. 497 */ 498Drupal.ajax.prototype.error = function (xmlhttprequest, uri, customMessage) { 499 Drupal.displayAjaxError(Drupal.ajaxError(xmlhttprequest, uri, customMessage)); 500 // Remove the progress element. 501 if (this.progress.element) { 502 $(this.progress.element).remove(); 503 } 504 if (this.progress.object) { 505 this.progress.object.stopMonitoring(); 506 } 507 // Undo hide. 508 $(this.wrapper).show(); 509 // Re-enable the element. 510 $(this.element).removeClass('progress-disabled').removeAttr('disabled'); 511 // Reattach behaviors, if they were detached in beforeSerialize(). 512 if (this.form) { 513 var settings = this.settings || Drupal.settings; 514 Drupal.attachBehaviors(this.form, settings); 515 } 516}; 517 518/** 519 * Provide a series of commands that the server can request the client perform. 520 */ 521Drupal.ajax.prototype.commands = { 522 /** 523 * Command to insert new content into the DOM. 524 */ 525 insert: function (ajax, response, status) { 526 // Get information from the response. If it is not there, default to 527 // our presets. 528 var wrapper = response.selector ? $(response.selector) : $(ajax.wrapper); 529 var method = response.method || ajax.method; 530 var effect = ajax.getEffect(response); 531 532 // We don't know what response.data contains: it might be a string of text 533 // without HTML, so don't rely on jQuery correctly iterpreting 534 // $(response.data) as new HTML rather than a CSS selector. Also, if 535 // response.data contains top-level text nodes, they get lost with either 536 // $(response.data) or $('<div></div>').replaceWith(response.data). 537 var new_content_wrapped = $('<div></div>').html(response.data); 538 var new_content = new_content_wrapped.contents(); 539 540 // For legacy reasons, the effects processing code assumes that new_content 541 // consists of a single top-level element. Also, it has not been 542 // sufficiently tested whether attachBehaviors() can be successfully called 543 // with a context object that includes top-level text nodes. However, to 544 // give developers full control of the HTML appearing in the page, and to 545 // enable Ajax content to be inserted in places where DIV elements are not 546 // allowed (e.g., within TABLE, TR, and SPAN parents), we check if the new 547 // content satisfies the requirement of a single top-level element, and 548 // only use the container DIV created above when it doesn't. For more 549 // information, please see http://drupal.org/node/736066. 550 if (new_content.length != 1 || new_content.get(0).nodeType != 1) { 551 new_content = new_content_wrapped; 552 } 553 554 // If removing content from the wrapper, detach behaviors first. 555 switch (method) { 556 case 'html': 557 case 'replaceWith': 558 case 'replaceAll': 559 case 'empty': 560 case 'remove': 561 var settings = response.settings || ajax.settings || Drupal.settings; 562 Drupal.detachBehaviors(wrapper, settings); 563 } 564 565 // Add the new content to the page. 566 wrapper[method](new_content); 567 568 // Immediately hide the new content if we're using any effects. 569 if (effect.showEffect != 'show') { 570 new_content.hide(); 571 } 572 573 // Determine which effect to use and what content will receive the 574 // effect, then show the new content. 575 if ($('.ajax-new-content', new_content).length > 0) { 576 $('.ajax-new-content', new_content).hide(); 577 new_content.show(); 578 $('.ajax-new-content', new_content)[effect.showEffect](effect.showSpeed); 579 } 580 else if (effect.showEffect != 'show') { 581 new_content[effect.showEffect](effect.showSpeed); 582 } 583 584 // Attach all JavaScript behaviors to the new content, if it was successfully 585 // added to the page, this if statement allows #ajax['wrapper'] to be 586 // optional. 587 if (new_content.parents('html').length > 0) { 588 // Apply any settings from the returned JSON if available. 589 var settings = response.settings || ajax.settings || Drupal.settings; 590 Drupal.attachBehaviors(new_content, settings); 591 } 592 }, 593 594 /** 595 * Command to remove a chunk from the page. 596 */ 597 remove: function (ajax, response, status) { 598 var settings = response.settings || ajax.settings || Drupal.settings; 599 Drupal.detachBehaviors($(response.selector), settings); 600 $(response.selector).remove(); 601 }, 602 603 /** 604 * Command to mark a chunk changed. 605 */ 606 changed: function (ajax, response, status) { 607 if (!$(response.selector).hasClass('ajax-changed')) { 608 $(response.selector).addClass('ajax-changed'); 609 if (response.asterisk) { 610 $(response.selector).find(response.asterisk).append(' <span class="ajax-changed">*</span> '); 611 } 612 } 613 }, 614 615 /** 616 * Command to provide an alert. 617 */ 618 alert: function (ajax, response, status) { 619 alert(response.text, response.title); 620 }, 621 622 /** 623 * Command to provide the jQuery css() function. 624 */ 625 css: function (ajax, response, status) { 626 $(response.selector).css(response.argument); 627 }, 628 629 /** 630 * Command to set the settings that will be used for other commands in this response. 631 */ 632 settings: function (ajax, response, status) { 633 if (response.merge) { 634 $.extend(true, Drupal.settings, response.settings); 635 } 636 else { 637 ajax.settings = response.settings; 638 } 639 }, 640 641 /** 642 * Command to attach data using jQuery's data API. 643 */ 644 data: function (ajax, response, status) { 645 $(response.selector).data(response.name, response.value); 646 }, 647 648 /** 649 * Command to apply a jQuery method. 650 */ 651 invoke: function (ajax, response, status) { 652 var $element = $(response.selector); 653 $element[response.method].apply($element, response.arguments); 654 }, 655 656 /** 657 * Command to restripe a table. 658 */ 659 restripe: function (ajax, response, status) { 660 // :even and :odd are reversed because jQuery counts from 0 and 661 // we count from 1, so we're out of sync. 662 // Match immediate children of the parent element to allow nesting. 663 $('> tbody > tr:visible, > tr:visible', $(response.selector)) 664 .removeClass('odd even') 665 .filter(':even').addClass('odd').end() 666 .filter(':odd').addClass('even'); 667 }, 668 669 /** 670 * Command to add css. 671 * 672 * Uses the proprietary addImport method if available as browsers which 673 * support that method ignore @import statements in dynamically added 674 * stylesheets. 675 */ 676 add_css: function (ajax, response, status) { 677 // Add the styles in the normal way. 678 $('head').prepend(response.data); 679 // Add imports in the styles using the addImport method if available. 680 var match, importMatch = /^@import url\("(.*)"\);$/igm; 681 if (document.styleSheets[0].addImport && importMatch.test(response.data)) { 682 importMatch.lastIndex = 0; 683 while (match = importMatch.exec(response.data)) { 684 document.styleSheets[0].addImport(match[1]); 685 } 686 } 687 }, 688 689 /** 690 * Command to update a form's build ID. 691 */ 692 updateBuildId: function(ajax, response, status) { 693 $('input[name="form_build_id"][value="' + response['old'] + '"]').val(response['new']); 694 } 695}; 696 697})(jQuery); 698 699;/*})'"*/ 700;/*})'"*/ 701(function (D) { 702 var beforeSerialize = D.ajax.prototype.beforeSerialize;
703 D.ajax.prototype.beforeSerialize = function (element, options) { 704 beforeSerialize.call(this, element, options); 705 options.data['ajax_page_state[jquery_version]'] = D.settings.ajaxPageState.jquery_version; 706 } 707})(Drupal); 708 709;/*})'"*/ 710;/*})'"*/
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