vendor: 93,577 bytes, lines 1-2
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2jQuery&&define("jquery",[],function(){return v})})(window);; 3/** 4 * For jQuery versions less than 3.4.0, this replaces the jQuery.extend 5 * function with the one from jQuery 3.4.0, slightly modified (documented 6 * below) to be compatible with older jQuery versions and browsers. 7 * 8 * This provides the Object.prototype pollution vulnerability fix to Drupal 9 * installations running older jQuery versions, including the versions shipped 10 * with Drupal core and https://www.drupal.org/project/jquery_update. 11 * 12 * @see https://github.com/jquery/jquery/pull/4333 13 */ 14 15(function (jQuery) { 16 17// Do not override jQuery.extend() if the jQuery version is already >=3.4.0. 18var versionParts = jQuery.fn.jquery.split('.'); 19var majorVersion = parseInt(versionParts[0]); 20var minorVersion = parseInt(versionParts[1]); 21var patchVersion = parseInt(versionParts[2]); 22var isPreReleaseVersion = (patchVersion.toString() !== versionParts[2]); 23if ( 24 (majorVersion > 3) || 25 (majorVersion === 3 && minorVersion > 4) || 26 (majorVersion === 3 && minorVersion === 4 && patchVersion > 0) || 27 (majorVersion === 3 && minorVersion === 4 && patchVersion === 0 && !isPreReleaseVersion) 28) { 29 return; 30} 31 32/** 33 * This is almost verbatim copied from jQuery 3.4.0. 34 * 35 * Only two minor changes have been made: 36 * - The call to isFunction() is changed to jQuery.isFunction(). 37 * - The two calls to Array.isArray() is changed to jQuery.isArray(). 38 * 39 * The above two changes ensure compatibility with all older jQuery versions 40 * (1.4.4 - 3.3.1) and older browser versions (e.g., IE8). 41 */ 42jQuery.extend = jQuery.fn.extend = function() { 43 var options, name, src, copy, copyIsArray, clone, 44 target = arguments[ 0 ] || {}, 45 i = 1, 46 length = arguments.length, 47 deep = false; 48 49 // Handle a deep copy situation 50 if ( typeof target === "boolean" ) { 51 deep = target; 52 53 // Skip the boolean and the target 54 target = arguments[ i ] || {}; 55 i++; 56 } 57 58 // Handle case when target is a string or something (possible in deep copy) 59 if ( typeof target !== "object" && !jQuery.isFunction( target ) ) { 60 target = {}; 61 } 62 63 // Extend jQuery itself if only one argument is passed 64 if ( i === length ) { 65 target = this; 66 i--; 67 } 68 69 for ( ; i < length; i++ ) { 70 71 // Only deal with non-null/undefined values 72 if ( ( options = arguments[ i ] ) != null ) { 73 74 // Extend the base object 75 for ( name in options ) { 76 copy = options[ name ]; 77 78 // Prevent Object.prototype pollution 79 // Prevent never-ending loop 80 if ( name === "__proto__" || target === copy ) { 81 continue; 82 } 83 84 // Recurse if we're merging plain objects or arrays 85 if ( deep && copy && ( jQuery.isPlainObject( copy ) || 86 ( copyIsArray = jQuery.isArray( copy ) ) ) ) { 87 src = target[ name ]; 88 89 // Ensure proper type for the source value 90 if ( copyIsArray && !jQuery.isArray( src ) ) { 91 clone = []; 92 } else if ( !copyIsArray && !jQuery.isPlainObject( src ) ) { 93 clone = {}; 94 } else { 95 clone = src; 96 } 97 copyIsArray = false; 98 99 // Never move original objects, clone them 100 target[ name ] = jQuery.extend( deep, clone, copy ); 101 102 // Don't bring in undefined values 103 } else if ( copy !== undefined ) { 104 target[ name ] = copy; 105 } 106 } 107 } 108 } 109 110 // Return the modified object 111 return target; 112}; 113 114})(jQuery); 115; 116/** 117 * For jQuery versions less than 3.5.0, this replaces the jQuery.htmlPrefilter() 118 * function with one that fixes these security vulnerabilities while also 119 * retaining the pre-3.5.0 behavior where it's safe to do so. 120 * - https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-11022 121 * - https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-11023 122 * 123 * Additionally, for jQuery versions that do not have a jQuery.htmlPrefilter() 124 * function (1.x prior to 1.12 and 2.x prior to 2.2), this adds it, and 125 * extends the functions that need to call it to do so. 126 * 127 * Drupal core's jQuery version is 1.4.4, but jQuery Update can provide a 128 * different version, so this covers all versions between 1.4.4 and 3.4.1. 129 * The GitHub links in the code comments below link to jQuery 1.5 code, be
129cause 130 * 1.4.4 isn't on GitHub, but the referenced code didn't change from 1.4.4 to 131 * 1.5. 132 */ 133 134(function (jQuery) { 135 136 // Parts of this backport differ by jQuery version. 137 var versionParts = jQuery.fn.jquery.split('.'); 138 var majorVersion = parseInt(versionParts[0]); 139 var minorVersion = parseInt(versionParts[1]); 140 141 // No backport is needed if we're already on jQuery 3.5 or higher. 142 if ( (majorVersion > 3) || (majorVersion === 3 && minorVersion >= 5) ) { 143 return; 144 } 145 146 // Prior to jQuery 3.5, jQuery converted XHTML-style self-closing tags to 147 // their XML equivalent: e.g., "<div />" to "<div></div>". This is 148 // problematic for several reasons, including that it's vulnerable to XSS 149 // attacks. However, since this was jQuery's behavior for many years, many 150 // Drupal modules and jQuery plugins may be relying on it. Therefore, we 151 // preserve that behavior, but for a limited set of tags only, that we believe 152 // to not be vulnerable. This is the set of HTML tags that satisfy all of the 153 // following conditions: 154 // - In DOMPurify's list of HTML tags. If an HTML tag isn't safe enough to 155 // appear in that list, then we don't want to mess with it here either. 156 // @see https://github.com/cure53/DOMPurify/blob/2.0.11/dist/purify.js#L128 157 // - A normal element (not a void, template, text, or foreign element). 158 // @see https://html.spec.whatwg.org/multipage/syntax.html#elements-2 159 // - An element that is still defined by the current HTML specification 160 // (not a deprecated element), because we do not want to rely on how 161 // browsers parse deprecated elements. 162 // @see https://developer.mozilla.org/en-US/docs/Web/HTML/Element 163 // - Not 'html', 'head', or 'body', because this pseudo-XHTML expansion is 164 // designed for fragments, not entire documents. 165 // - Not 'colgroup', because due to an idiosyncrasy of jQuery's original 166 // regular expression, it didn't match on colgroup, and we don't want to 167 // introduce a behavior change for that. 168 var selfClosingTagsToReplace = [ 169 'a', 'abbr', 'address', 'article', 'aside', 'audio', 'b', 'bdi', 'bdo', 170 'blockquote', 'button', 'canvas', 'caption', 'cite', 'code', 'data', 171 'datalist', 'dd', 'del', 'details', 'dfn', 'div', 'dl', 'dt', 'em', 172 'fieldset', 'figcaption', 'figure', 'footer', 'form', 'h1', 'h2', 'h3', 173 'h4', 'h5', 'h6', 'header', 'hgroup', 'i', 'ins', 'kbd', 'label', 'legend', 174 'li', 'main', 'map', 'mark', 'menu', 'meter', 'nav', 'ol', 'optgroup', 175 'option', 'output', 'p', 'picture', 'pre', 'progress', 'q', 'rp', 'rt', 176 'ruby', 's', 'samp', 'section', 'select', 'small', 'source', 'span', 177 'strong', 'sub', 'summary', 'sup', 'table', 'tbody', 'td', 'tfoot', 'th', 178 'thead', 'time', 'tr', 'u', 'ul', 'var', 'video' 179 ]; 180 181 // Define regular expressions for <TAG/> and <TAG ATTRIBUTES/>. Doing this as 182 // two expressions makes it easier to target <a/> without also targeting 183 // every tag that starts with "a". 184 var xhtmlRegExpGroup = '(' + selfClosingTagsToReplace.join('|') + ')'; 185 var whitespace = '[\\x20\\t\\r\\n\\f]'; 186 var rxhtmlTagWithoutSpaceOrAttributes = new RegExp('<' + xhtmlRegExpGroup + '\\/>', 'gi'); 187 var rxhtmlTagWithSpaceAndMaybeAttributes = new RegExp('<' + xhtmlRegExpGroup + '(' + whitespace + '[^>]*)\\/>', 'gi'); 188 189 // jQuery 3.5 also fixed a vulnerability for when </select> appears within 190 // an <option> or <optgroup>, but it did that in local code that we can't 191 // backport directly. Instead, we filter such cases out. To do so, we need to 192 // determine when jQuery would otherwise invoke the vulnerable code, which it 193 // uses this regular expression to determine. The regular expression changed 194 // for version 3.0.0 and changed again for 3.4.0. 195 // @see https://github.com/jquery/jquery/blob/1.5/jquery.js#L4958 196 // @see https://github.com/jquery/jquery/blob/3.0.0/dist/jquery.js#L4584 197 // @see https://github.com/jquery/jquery/blob/3.4.0/dist/jquery.js#L4712 198 var rtagName; 199 if (majorVersion < 3) { 200 rtagName = /<([\w:]+)/; 201 } 202 else if (minorVersion < 4) { 203 rtagName = /<([a-z][^\/\0>\x20\t\r\n\f]+)/i; 204 } 205 else { 206 rtagName = /<([a-z][^\/\0>\x20\t\r\n\f]*)/i; 207 } 208 209 // The regular expression that jQuery uses to determine which self-closing 210 // tags to expand to open and close tags. This is vulnerable, because it 211 // matches all tag names except the few excluded ones. We only use this 212 // expression for determining vulnerability. The expression changed for 213 // version 3, but we only need to check for vulnerability in versions 1 and 2, 214 // so we use the expression from those versions. 215 // @see https://github.com/jquery/jquery/blob/1.5/jquery.js#L4957 216 var rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/gi; 217 218 jQuery.extend({ 219 htmlPrefilter: function (html) { 220 // This is how jQuery determines the first tag in the HTML. 221 // @see https://github.com/jquery/jquery/blob/1.5/jquery.js#L5521 222 var tag = ( rtagName.exec( html ) || [ "", "" ] )[ 1 ].toLowerCase(); 223
224 // It is not valid HTML for <option> or <optgroup> to have <select> as 225 // either a descendant or sibling, and attempts to inject one can cause 226 // XSS on jQuery versions before 3.5. Since this is invalid HTML and a 227 // possible XSS attack, reject the entire string. 228 // @see https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-11023 229 if ((tag === 'option' || tag === 'optgroup') && html.match(/<\/?select/i)) { 230 html = ''; 231 } 232 233 // Retain jQuery's prior to 3.5 conversion of pseudo-XHTML, but for only 234 // the tags in the `selfClosingTagsToReplace` list defined above. 235 // @see https://github.com/jquery/jquery/blob/1.5/jquery.js#L5518 236 // @see https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-11022 237 html = html.replace(rxhtmlTagWithoutSpaceOrAttributes, "<$1></$1>"); 238 html = html.replace(rxhtmlTagWithSpaceAndMaybeAttributes, "<$1$2></$1>"); 239 240 // Prior to jQuery 1.12 and 2.2, this function gets called (via code later 241 // in this file) in addition to, rather than instead of, the unsafe 242 // expansion of self-closing tags (including ones not in the list above). 243 // We can't prevent that unsafe expansion from running, so instead we 244 // check to make sure that it doesn't affect the DOM returned by the 245 // browser's parsing logic. If it does affect it, then it's vulnerable to 246 // XSS, so we reject the entire string. 247 if ( (majorVersion === 1 && minorVersion < 12) || (majorVersion === 2 && minorVersion < 2) ) { 248 var htmlRisky = html.replace(rxhtmlTag, "<$1></$2>"); 249 if (htmlRisky !== html) { 250 // Even though htmlRisky and html are different strings, they might 251 // represent the same HTML structure once parsed, in which case, 252 // htmlRisky is actually safe. We can ask the browser to parse both 253 // to find out, but the browser can't parse table fragments (e.g., a 254 // root-level "<td>"), so we need to wrap them. We just need this 255 // technique to work on all supported browsers; we don't need to 256 // copy from the specific jQuery version we're using. 257 // @see https://github.com/jquery/jquery/blob/3.5.1/dist/jquery.js#L4939 258 var wrapMap = { 259 thead: [ 1, "<table>", "</table>" ], 260 col: [ 2, "<table><colgroup>", "</colgroup></table>" ], 261 tr: [ 2, "<table><tbody>", "</tbody></table>" ], 262 td: [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ], 263 }; 264 wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead; 265 wrapMap.th = wrapMap.td; 266 267 // Function to wrap HTML into something that a browser can parse. 268 // @see https://github.com/jquery/jquery/blob/3.5.1/dist/jquery.js#L5032 269 var getWrappedHtml = function (html) { 270 var wrap = wrapMap[tag]; 271 if (wrap) { 272 html = wrap[1] + html + wrap[2]; 273 } 274 return html; 275 }; 276 277 // Function to return canonical HTML after parsing it. This parses 278 // only; it doesn't execute scripts. 279 // @see https://github.com/jquery/jquery-migrate/blob/3.3.0/src/jquery/manipulation.js#L5 280 var getParsedHtml = function (html) { 281 var doc = window.document.implementation.createHTMLDocument( "" ); 282 doc.body.innerHTML = html; 283 return doc.body ? doc.body.innerHTML : ''; 284 }; 285 286 // If the browser couldn't parse either one successfully, or if 287 // htmlRisky parses differently than html, then html is vulnerable, 288 // so reject it. 289 var htmlParsed = getParsedHtml(getWrappedHtml(html)); 290 var htmlRiskyParsed = getParsedHtml(getWrappedHtml(htmlRisky)); 291 if (htmlRiskyParsed === '' || htmlParsed === '' || (htmlRiskyParsed !== htmlParsed)) { 292 html = ''; 293 } 294 } 295 } 296 297 return html; 298 } 299 }); 300 301 // Prior to jQuery 1.12 and 2.2, jQuery.clean(), jQuery.buildFragment(), and 302 // jQuery.fn.html() did not call jQuery.htmlPrefilter(), so we add that. 303 if ( (majorVersion === 1 && minorVersion < 12) || (majorVersion === 2 && minorVersion < 2) ) { 304 // Filter the HTML coming into jQuery.fn.html(). 305 var fnOriginalHtml = jQuery.fn.html; 306 jQuery.fn.extend({ 307 // @see https://github.com/jquery/jquery/blob/1.5/jquery.js#L5147 308 html: function (value) { 309 if (typeof value === "string") { 310 value = jQuery.htmlPrefilter(value); 311 } 312 // .html() can be called as a setter (with an argument) or as a getter 313 // (without an argument), so invoke fnOriginalHtml() the same way that 314 // we were invoked. 315 return fnOriginalHtml.apply(this, arguments.length ? [value] : []); 316 } 317 }); 318 319 // The regular expression that jQuery uses to determine if a string is HTML. 320 // Used by both clean() and buildFragment(). 321 // @see https://github.com/jquery/jquery/blob/1.5/jquery.js#L4960
322 var rhtml = /<|&#?\w+;/; 323 324 // Filter HTML coming into: 325 // - jQuery.clean() for versions prior to 1.9. 326 // - jQuery.buildFragment() for 1.9 and above. 327 // 328 // The looping constructs in the two functions might be essentially 329 // identical, but they're each expressed here in the way that most closely 330 // matches their original expression in jQuery, so that we filter all of 331 // the items and only the items that jQuery will treat as HTML strings. 332 if (majorVersion === 1 && minorVersion < 9) { 333 var originalClean = jQuery.clean; 334 jQuery.extend({ 335 // @see https://github.com/jquery/jquery/blob/1.5/jquery.js#L5493 336 'clean': function (elems, context, fragment, scripts) { 337 for ( var i = 0, elem; (elem = elems[i]) != null; i++ ) { 338 if ( typeof elem === "string" && rhtml.test( elem ) ) { 339 elems[i] = elem = jQuery.htmlPrefilter(elem); 340 } 341 } 342 return originalClean.call(this, elems, context, fragment, scripts); 343 } 344 }); 345 } 346 else { 347 var originalBuildFragment = jQuery.buildFragment; 348 jQuery.extend({ 349 // @see https://github.com/jquery/jquery/blob/1.9.0/jquery.js#L6419 350 'buildFragment': function (elems, context, scripts, selection) { 351 var l = elems.length; 352 for ( var i = 0; i < l; i++ ) { 353 var elem = elems[i]; 354 if (elem || elem === 0) { 355 if ( jQuery.type( elem ) !== "object" && rhtml.test( elem ) ) { 356 elems[i] = elem = jQuery.htmlPrefilter(elem); 357 } 358 } 359 } 360 return originalBuildFragment.call(this, elems, context, scripts, selection); 361 } 362 }); 363 } 364 } 365 366})(jQuery); 367; 368 369/** 370 * jQuery Once Plugin v1.2 371 * http://plugins.jquery.com/project/once 372 * 373 * Dual licensed under the MIT and GPL licenses: 374 * http://www.opensource.org/licenses/mit-license.php 375 * http://www.gnu.org/licenses/gpl.html 376 */ 377 378(function ($) { 379 var cache = {}, uuid = 0; 380 381 /** 382 * Filters elements by whether they have not yet been processed. 383 * 384 * @param id 385 * (Optional) If this is a string, then it will be used as the CSS class 386 * name that is applied to the elements for determining whether it has 387 * already been processed. The elements will get a class in the form of 388 * "id-processed". 389 * 390 * If the id parameter is a function, it will be passed off to the fn 391 * parameter and the id will become a unique identifier, represented as a 392 * number. 393 * 394 * When the id is neither a string or a function, it becomes a unique 395 * identifier, depicted as a number. The element's class will then be 396 * represented in the form of "jquery-once-#-processed". 397 * 398 * Take note that the id must be valid for usage as an element's class name. 399 * @param fn 400 * (Optional) If given, this function will be called for each element that 401 * has not yet been processed. The function's return value follows the same 402 * logic as $.each(). Returning true will continue to the next matched 403 * element in the set, while returning false will entirely break the 404 * iteration. 405 */ 406 $.fn.once = function (id, fn) { 407 if (typeof id != 'string') { 408 // Generate a numeric ID if the id passed can't be used as a CSS class. 409 if (!(id in cache)) { 410 cache[id] = ++uuid; 411 } 412 // When the fn parameter is not passed, we interpret it from the id. 413 if (!fn) { 414 fn = id; 415 } 416 id = 'jquery-once-' + cache[id]; 417 } 418 // Remove elements from the set that have already been processed. 419 var name = id + '-processed'; 420 var elements = this.not('.' + name).addClass(name); 421 422 return $.isFunction(fn) ? elements.each(fn) : elements; 423 }; 424 425 /** 426 * Filters elements that have been processed once already. 427 * 428 * @param id 429 * A required string representing the name of the class which should be used 430 * when filtering the elements. This only filters elements that have already 431 * been processed by the once function. The id should be the same id that 432 * was originally passed to the once() function. 433 * @param fn 434 * (Optional) If given, this function will be called for each element that 435 * has not yet been processed. The function's return value follows the same 436 * logic as $.each(). Returning true will continue to the next matched 437 * element in the set, while returning false will entirely break the 438 * iteration. 439 */ 440 $.fn.removeOnce = function (id, fn) { 441 var name = id + '-processed'; 442 var elements = this.filter('.' + name).removeClass(name); 443 444 return $.isFunction(fn) ? elements.each(fn) : elements; 445 }; 446})(jQuery); 447; 448 449var Drupal = Drupal || { 'settings': {}, 'behaviors': {}, 'locale': {} }; 450 451// Allow other JavaScript libraries to use $. 452jQuery.noConflict(); 453 454(function ($) { 455 456/** 457 * Override jQuery.fn.init to guard against XSS attacks. 458 * 459 * See http://bugs.jquery.com/ticket/9521 460 */ 461var jquery_init = $.fn.init; 462$.fn.init = function (selector, context, rootjQuery) { 463 // If the string contains a "#" before a "<", treat it as invali
463d HTML. 464 if (selector && typeof selector === 'string') { 465 var hash_position = selector.indexOf('#'); 466 if (hash_position >= 0) { 467 var bracket_position = selector.indexOf('<'); 468 if (bracket_position > hash_position) { 469 throw 'Syntax error, unrecognized expression: ' + selector; 470 } 471 } 472 } 473 return jquery_init.call(this, selector, context, rootjQuery); 474}; 475$.fn.init.prototype = jquery_init.prototype; 476 477/** 478 * Pre-filter Ajax requests to guard against XSS attacks. 479 * 480 * See https://github.com/jquery/jquery/issues/2432 481 */ 482if ($.ajaxPrefilter) { 483 // For newer versions of jQuery, use an Ajax prefilter to prevent 484 // auto-executing script tags from untrusted domains. This is similar to the 485 // fix that is built in to jQuery 3.0 and higher. 486 $.ajaxPrefilter(function (s) { 487 if (s.crossDomain) { 488 s.contents.script = false; 489 } 490 }); 491} 492else if ($.httpData) { 493 // For the version of jQuery that ships with Drupal core, override 494 // jQuery.httpData to prevent auto-detecting "script" data types from 495 // untrusted domains. 496 var jquery_httpData = $.httpData; 497 $.httpData = function (xhr, type, s) { 498 // @todo Consider backporting code from newer jQuery versions to check for 499 // a cross-domain request here, rather than using Drupal.urlIsLocal() to 500 // block scripts from all URLs that are not on the same site. 501 if (!type && !Drupal.urlIsLocal(s.url)) { 502 var content_type = xhr.getResponseHeader('content-type') || ''; 503 if (content_type.indexOf('javascript') >= 0) { 504 // Default to a safe data type. 505 type = 'text'; 506 } 507 } 508 return jquery_httpData.call(this, xhr, type, s); 509 }; 510 $.httpData.prototype = jquery_httpData.prototype; 511} 512 513/** 514 * Attach all registered behaviors to a page element. 515 * 516 * Behaviors are event-triggered actions that attach to page elements, enhancing 517 * default non-JavaScript UIs. Behaviors are registered in the Drupal.behaviors 518 * object using the method 'attach' and optionally also 'detach' as follows: 519 * @code 520 * Drupal.behaviors.behaviorName = { 521 * attach: function (context, settings) { 522 * ... 523 * }, 524 * detach: function (context, settings, trigger) { 525 * ... 526 * } 527 * }; 528 * @endcode 529 * 530 * Drupal.attachBehaviors is added below to the jQuery ready event and so 531 * runs on initial page load. Developers implementing AHAH/Ajax in their 532 * solutions should also call this function after new page content has been 533 * loaded, feeding in an element to be processed, in order to attach all 534 * behaviors to the new content. 535 * 536 * Behaviors should use 537 * @code 538 * $(selector).once('behavior-name', function () { 539 * ... 540 * }); 541 * @endcode 542 * to ensure the behavior is attached only once to a given element. (Doing so 543 * enables the reprocessing of given elements, which may be needed on occasion 544 * despite the ability to limit behavior attachment to a particular element.) 545 * 546 * @param context 547 * An element to attach behaviors to. If none is given, the document element 548 * is used. 549 * @param settings 550 * An object containing settings for the current context. If none given, the 551 * global Drupal.settings object is used. 552 */ 553Drupal.attachBehaviors = function (context, settings) { 554 context = context || document; 555 settings = settings || Drupal.settings; 556 // Execute all of them. 557 $.each(Drupal.behaviors, function () { 558 if ($.isFunction(this.attach)) { 559 this.attach(context, settings); 560 } 561 }); 562}; 563 564/** 565 * Detach registered behaviors from a page element. 566 * 567 * Developers implementing AHAH/Ajax in their solutions should call this 568 * function before page content is about to be removed, feeding in an element 569 * to be processed, in order to allow special behaviors to detach from the 570 * content. 571 * 572 * Such implementations should look for the class name that was added in their 573 * corresponding Drupal.behaviors.behaviorName.attach implementation, i.e. 574 * behaviorName-processed, to ensure the behavior is detached only from 575 * previously processed elements. 576 * 577 * @param context 578 * An element to detach behaviors from. If none is given, the document element 579 * is used. 580 * @param settings
581 * An object containing settings for the current context. If none given, the 582 * global Drupal.settings object is used. 583 * @param trigger 584 * A string containing what's causing the behaviors to be detached. The 585 * possible triggers are: 586 * - unload: (default) The context element is being removed from the DOM. 587 * - move: The element is about to be moved within the DOM (for example, 588 * during a tabledrag row swap). After the move is completed, 589 * Drupal.attachBehaviors() is called, so that the behavior can undo 590 * whatever it did in response to the move. Many behaviors won't need to 591 * do anything simply in response to the element being moved, but because 592 * IFRAME elements reload their "src" when being moved within the DOM, 593 * behaviors bound to IFRAME elements (like WYSIWYG editors) may need to 594 * take some action. 595 * - serialize: When an Ajax form is submitted, this is called with the 596 * form as the context. This provides every behavior within the form an 597 * opportunity to ensure that the field elements have correct content 598 * in them before the form is serialized. The canonical use-case is so 599 * that WYSIWYG editors can update the hidden textarea to which they are 600 * bound. 601 * 602 * @see Drupal.attachBehaviors 603 */ 604Drupal.detachBehaviors = function (context, settings, trigger) { 605 context = context || document; 606 settings = settings || Drupal.settings; 607 trigger = trigger || 'unload'; 608 // Execute all of them. 609 $.each(Drupal.behaviors, function () { 610 if ($.isFunction(this.detach)) { 611 this.detach(context, settings, trigger); 612 } 613 }); 614}; 615 616/** 617 * Encode special characters in a plain-text string for display as HTML. 618 * 619 * @ingroup sanitization 620 */ 621Drupal.checkPlain = function (str) { 622 var character, regex, 623 replace = { '&': '&', "'": ''', '"': '"', '<': '<', '>': '>' }; 624 str = String(str); 625 for (character in replace) { 626 if (replace.hasOwnProperty(character)) { 627 regex = new RegExp(character, 'g'); 628 str = str.replace(regex, replace[character]); 629 } 630 } 631 return str; 632}; 633 634/** 635 * Replace placeholders with sanitized values in a string. 636 * 637 * @param str 638 * A string with placeholders. 639 * @param args 640 * An object of replacements pairs to make. Incidences of any key in this 641 * array are replaced with the corresponding value. Based on the first 642 * character of the key, the value is escaped and/or themed: 643 * - !variable: inserted as is 644 * - @variable: escape plain text to HTML (Drupal.checkPlain) 645 * - %variable: escape text and theme as a placeholder for user-submitted 646 * content (checkPlain + Drupal.theme('placeholder')) 647 * 648 * @see Drupal.t() 649 * @ingroup sanitization 650 */ 651Drupal.formatString = function(str, args) { 652 // Transform arguments before inserting them. 653 for (var key in args) { 654 if (args.hasOwnProperty(key)) { 655 switch (key.charAt(0)) { 656 // Escaped only. 657 case '@': 658 args[key] = Drupal.checkPlain(args[key]); 659 break; 660 // Pass-through. 661 case '!': 662 break; 663 // Escaped and placeholder. 664 default: 665 args[key] = Drupal.theme('placeholder', args[key]); 666 break; 667 } 668 } 669 } 670 671 return Drupal.stringReplace(str, args, null); 672}; 673 674/** 675 * Replace substring. 676 * 677 * The longest keys will be tried first. Once a substring has been replaced, 678 * its new value will not be searched again. 679 * 680 * @param {String} str 681 * A string with placeholders. 682 * @param {Object} args 683 * Key-value pairs. 684 * @param {Array|null} keys 685 * Array of keys from the "args". Internal use only. 686 * 687 * @return {String} 688 * Returns the replaced string. 689 */ 690Drupal.stringReplace = function (str, args, keys) { 691 if (str.length === 0) { 692 return str; 693 } 694 695 // If the array of keys is not passed then collect the keys from the args. 696 if (!$.isArray(keys)) { 697 keys = []; 698 for (var k in args) { 699 if (args.hasOwnProperty(k)) { 700 keys.push(k); 701 } 702 } 703 704 // Order the keys by the character length. The shortest one is the first. 705 keys.sort(function (a, b) { return a.length - b.length; }); 706 } 707 708 if (keys.length === 0) { 709 return str; 710 } 711 712 // Take next longest one from the end. 713 var key = keys.pop(); 714 var fragments = str.split(key); 715 716 if (keys.length) { 717 for (var i = 0; i < fragments.length; i++) { 718 // Process each fragment with a copy of remaining keys. 719 fragments[i] = Drupal.stringReplace(fragments[i], args, keys.slice(0)); 720 } 721 } 722 723 return fragments.join(args[key]); 724}; 725 726/** 727 * Translate strings to the page language or a given language. 728 * 729 * See the documentation of the server-side t() function for further details. 730 * 731 * @param str 732 * A string containing the English string to translate. 733 * @param args 734 * An object of replacements pairs to make after translation. Incidences 735 * of any key in this array are replaced with the corresponding value. 736 * See Drupal.formatString(). 737 * 738 * @param options 739 * - 'context' (defaults to the empty context): The context the source string 740 * belongs to. 741 * 742 * @return 743 * The translated string. 744 */ 745Drupal.t = function (str, args, options) { 746 options = options || {}; 747 options.context = options.context || ''; 748 749 // Fetch the localized version of the string. 750 if (Drupal.locale.strings && Drupal.locale.strings[options.context] && Drupal.locale.strings[options.context][str]) { 751 str = Drupal.locale.strings[options.context][str]; 752 } 753 754 if (args) { 755 str = Drupal.formatString(str, args); 756 } 757 return str; 758}; 759 760/** 761 * Format a string containing a count of items. 762 * 763 * This function ensures that the string is pluralized correctly. Since Drupal.t() is 764 * called by this function, make sure not to pass already-localized strings to it. 765 * 766 * See the documentation of the server-side format_plural() function for further details. 767 * 768 * @param count 769 * The item count to display. 770 * @param singular 771 * The string for the singular case. Please make sure it is clear this is 772 * singular, to ease translation (e.g. use "1 new comment" instead of "1 new"). 773 * Do not use @count in the singular string. 774 * @param plural 775 * The string for the plural case. Please make sure it is clear this is plural, 776 * to ease translation. Use @count in place of the item count, as in "@count 777 * new comments". 778 * @param args 779 * An object of replacements pairs to make after translation. Incidences 780 * of any key in this array are replaced with the corresponding value. 781 * See Drupal.formatString(). 782 * Note that you do not need to include @count in this array.
783 * This replacement is done automatically for the plural case. 784 * @param options 785 * The options to pass to the Drupal.t() function. 786 * @return 787 * A translated string. 788 */ 789Drupal.formatPlural = function (count, singular, plural, args, options) { 790 args = args || {}; 791 args['@count'] = count; 792 // Determine the index of the plural form. 793 var index = Drupal.locale.pluralFormula ? Drupal.locale.pluralFormula(args['@count']) : ((args['@count'] == 1) ? 0 : 1); 794 795 if (index == 0) { 796 return Drupal.t(singular, args, options); 797 } 798 else if (index == 1) { 799 return Drupal.t(plural, args, options); 800 } 801 else { 802 args['@count[' + index + ']'] = args['@count']; 803 delete args['@count']; 804 return Drupal.t(plural.replace('@count', '@count[' + index + ']'), args, options); 805 } 806}; 807 808/** 809 * Returns the passed in URL as an absolute URL. 810 * 811 * @param url 812 * The URL string to be normalized to an absolute URL. 813 * 814 * @return 815 * The normalized, absolute URL. 816 * 817 * @see https://github.com/angular/angular.js/blob/v1.4.4/src/ng/urlUtils.js 818 * @see https://grack.com/blog/2009/11/17/absolutizing-url-in-javascript 819 * @see https://github.com/jquery/jquery-ui/blob/1.11.4/ui/tabs.js#L53 820 */ 821Drupal.absoluteUrl = function (url) { 822 var urlParsingNode = document.createElement('a'); 823 824 // Decode the URL first; this is required by IE <= 6. Decoding non-UTF-8 825 // strings may throw an exception. 826 try { 827 url = decodeURIComponent(url); 828 } catch (e) {} 829 830 urlParsingNode.setAttribute('href', url); 831 832 // IE <= 7 normalizes the URL when assigned to the anchor node similar to 833 // the other browsers. 834 return urlParsingNode.cloneNode(false).href; 835}; 836 837/** 838 * Returns true if the URL is within Drupal's base path. 839 * 840 * @param url 841 * The URL string to be tested. 842 * 843 * @return 844 * Boolean true if local. 845 * 846 * @see https://github.com/jquery/jquery-ui/blob/1.11.4/ui/tabs.js#L58 847 */ 848Drupal.urlIsLocal = function (url) { 849 // Always use browser-derived absolute URLs in the comparison, to avoid 850 // attempts to break out of the base path using directory traversal. 851 var absoluteUrl = Drupal.absoluteUrl(url); 852 var protocol = location.protocol; 853 854 // Consider URLs that match this site's base URL but use HTTPS instead of HTTP 855 // as local as well. 856 if (protocol === 'http:' && absoluteUrl.indexOf('https:') === 0) { 857 protocol = 'https:'; 858 } 859 var baseUrl = protocol + '//' + location.host + Drupal.settings.basePath.slice(0, -1); 860 861 // Decoding non-UTF-8 strings may throw an exception. 862 try { 863 absoluteUrl = decodeURIComponent(absoluteUrl); 864 } catch (e) {} 865 try { 866 baseUrl = decodeURIComponent(baseUrl); 867 } catch (e) {} 868 869 // The given URL matches the site's base URL, or has a path under the site's 870 // base URL. 871 return absoluteUrl === baseUrl || absoluteUrl.indexOf(baseUrl + '/') === 0; 872}; 873 874/** 875 * Sanitizes a URL for use with jQuery.ajax(). 876 * 877 * @param url 878 * The URL string to be sanitized. 879 * 880 * @return 881 * The sanitized URL. 882 */ 883Drupal.sanitizeAjaxUrl = function (url) { 884 var regex = /\=\?(&|$)/; 885 while (url.match(regex)) { 886 url = url.replace(regex, ''); 887 } 888 return url; 889} 890 891/** 892 * Generate the themed representation of a Drupal object. 893 * 894 * All requests for themed output must go through this function. It examines 895 * the request and routes it to the appropriate theme function. If the current 896 * theme does not provide an override function, the generic theme function is 897 * called. 898 * 899 * For example, to retrieve the HTML for text that should be emphasized and 900 * displayed as a placeholder inside a sentence, call 901 * Drupal.theme('placeholder', text). 902 * 903 * @param func 904 * The name of the theme function to call. 905 * @param ... 906 * Additional arguments to pass along to the theme function. 907 * @return 908 * Any data the theme function returns. This could be a plain HTML string, 909 * but also a complex object. 910 */ 911Drupal.theme = function (func) { 912 var args = Array.prototype.slice.apply(arguments, [1]); 913 914 return (Drupal.theme[func] || Drupal.theme.prototype[func]).apply(this, args); 915}; 916 917/** 918 * Freeze the current body height (as minimum height). Used to prevent 919 * unnecessary upwards scrolling when doing DOM manipulations. 920 */ 921Drupal.freezeHeight = function () { 922 Drupal.unfreezeHeight(); 923 $('<div id="freeze-height"></div>').css({ 924 position: 'absolute', 925 top: '0px', 926 left: '0px', 927 width: '1px', 928 height: $('body').css('height') 929 }).appendTo('body'); 930}; 931 932/** 933 * Unfreeze the body height. 934 */ 935Drupal.unfreezeHeight = function () { 936 $('#freeze-height').remove(); 937}; 938 939/** 940 * Encodes a Drupal path for use in a URL. 941 * 942 * For aesthetic reasons slashes are not escaped. 943 */ 944Drupal.encodePath = function (item, uri) { 945 uri = uri || location.href; 946 return encodeURIComponent(item).replace(/%2F/g, '/'); 947}; 948 949/** 950 * Get the text selection in a textarea. 951 */ 952Drupal.getSelection = function (element) { 953 if (typeof element.selectionStart != 'number' && document.selection) { 954 // The current selection. 955 var range1 = document.selection.createRange(); 956 var range2 = range1.duplicate(); 957 // Select all text. 958 range2.moveToElementText(element); 959 // Now move 'dummy' end point to end point of original range.
960 range2.setEndPoint('EndToEnd', range1); 961 // Now we can calculate start and end points. 962 var start = range2.text.length - range1.text.length; 963 var end = start + range1.text.length; 964 return { 'start': start, 'end': end }; 965 } 966 return { 'start': element.selectionStart, 'end': element.selectionEnd }; 967}; 968 969/** 970 * Add a global variable which determines if the window is being unloaded. 971 * 972 * This is primarily used by Drupal.displayAjaxError(). 973 */ 974Drupal.beforeUnloadCalled = false; 975$(window).bind('beforeunload pagehide', function () { 976 Drupal.beforeUnloadCalled = true; 977}); 978 979/** 980 * Displays a JavaScript error from an Ajax response when appropriate to do so. 981 */ 982Drupal.displayAjaxError = function (message) { 983 // Skip displaying the message if the user deliberately aborted (for example, 984 // by reloading the page or navigating to a different page) while the Ajax 985 // request was still ongoing. See, for example, the discussion at 986 // http://stackoverflow.com/questions/699941/handle-ajax-error-when-a-user-clicks-refresh. 987 if (!Drupal.beforeUnloadCalled) { 988 alert(message); 989 } 990}; 991 992/** 993 * Build an error message from an Ajax response. 994 */ 995Drupal.ajaxError = function (xmlhttp, uri, customMessage) { 996 var statusCode, statusText, pathText, responseText, readyStateText, message; 997 if (xmlhttp.status) { 998 statusCode = "\n" + Drupal.t("An AJAX HTTP error occurred.") + "\n" + Drupal.t("HTTP Result Code: !status", {'!status': xmlhttp.status}); 999 } 1000 else { 1001 statusCode = "\n" + Drupal.t("An AJAX HTTP request terminated abnormally."); 1002 } 1003 statusCode += "\n" + Drupal.t("Debugging information follows."); 1004 pathText = "\n" + Drupal.t("Path: !uri", {'!uri': uri} ); 1005 statusText = ''; 1006 // In some cases, when statusCode == 0, xmlhttp.statusText may not be defined. 1007 // Unfortunately, testing for it with typeof, etc, doesn't seem to catch that 1008 // and the test causes an exception. So we need to catch the exception here. 1009 try { 1010 statusText = "\n" + Drupal.t("StatusText: !statusText", {'!statusText': $.trim(xmlhttp.statusText)}); 1011 } 1012 catch (e) {} 1013 1014 responseText = ''; 1015 // Again, we don't have a way to know for sure whether accessing 1016 // xmlhttp.responseText is going to throw an exception. So we'll catch it. 1017 try { 1018 responseText = "\n" + Drupal.t("ResponseText: !responseText", {'!responseText': $.trim(xmlhttp.responseText) } ); 1019 } catch (e) {} 1020 1021 // Make the responseText more readable by stripping HTML tags and newlines. 1022 responseText = responseText.replace(/<("[^"]*"|'[^']*'|[^'">])*>/gi,""); 1023 responseText = responseText.replace(/[\n]+\s+/g,"\n"); 1024 1025 // We don't need readyState except for status == 0. 1026 readyStateText = xmlhttp.status == 0 ? ("\n" + Drupal.t("ReadyState: !readyState", {'!readyState': xmlhttp.readyState})) : ""; 1027 1028 // Additional message beyond what the xmlhttp object provides. 1029 customMessage = customMessage ? ("\n" + Drupal.t("CustomMessage: !customMessage", {'!customMessage': customMessage})) : ""; 1030 1031 message = statusCode + pathText + statusText + customMessage + responseText + readyStateText; 1032 return message; 1033}; 1034 1035// Class indicating that JS is enabled; used for styling purpose. 1036$('html').addClass('js'); 1037 1038$(function () { 1039 if (Drupal.settings.setHasJsCookie === 1) { 1040 // 'js enabled' cookie. 1041 document.cookie = 'has_js=1; path=/; SameSite=Lax'; 1042 } 1043}); 1044 1045/** 1046 * Additions to jQuery.support. 1047 */ 1048$(function () { 1049 /** 1050 * Boolean indicating whether or not position:fixed is supported. 1051 */ 1052 if (jQuery.support.positionFixed === undefined) { 1053 var el = $('<div style="position:fixed; top:10px" />').appendTo(document.body); 1054 jQuery.support.positionFixed = el[0].offsetTop === 10; 1055 el.remove(); 1056 } 1057}); 1058 1059//Attach all behaviors. 1060$(function () { 1061 Drupal.attachBehaviors(document, Drupal.settings); 1062}); 1063 1064/** 1065 * The default themes. 1066 */ 1067Drupal.theme.prototype = { 1068 1069 /** 1070 * Formats text for emphasized display in a placeholder inside a sentence. 1071 * 1072 * @param str 1073 * The text to format (plain-text). 1074 * @return 1075 * The formatted text (html). 1076 */ 1077 placeholder: function (str) { 1078 return '<em class="placeholder">' + Drupal.checkPlain(str) + '</em>'; 1079 } 1080}; 1081 1082})(jQuery); 1083;
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