1/** 2 * Comment Likes - JavaScript 3 * 4 * This handles liking and unliking comments, as well as viewing who has 5 * liked a particular comment. 6 * 7 * @dependency Swipe (dynamically loaded when needed) 8 * 9 * @package Comment_Likes 10 * @subpackage JavaScript 11 */ 12(function () { 13 function init() { 14 let extWin; 15 let extWinCheck; 16 let commentLikeEvent; 17 18 // Only run once. 19 if (window.comment_likes_loaded) { 20 return; 21 } 22 window.comment_likes_loaded = true; 23 24 // Client-side cache of who liked a particular comment to avoid 25 // having to hit the server multiple times for the same data. 26 const commentLikeCache = {}; 27 28 let swipeLibPromise; 29 30 // Load the Swipe library, if it's not already loaded. 31 function swipeLibLoader() { 32 if (!swipeLibPromise) { 33 swipeLibPromise = new Promise((resolve, reject) => { 34 if (window.Swipe) { 35 resolve(window.Swipe); 36 } else { 37 const swipeScript = document.createElement('script'); 38 swipeScript.src = comment_like_text.swipeUrl; 39 swipeScript.async = true; 40 document.body.appendChild(swipeScript); 41 swipeScript.addEventListener('load', () => resolve(window.Swipe)); 42 swipeScript.addEventListener('error', error => reject(error)); 43 } 44 }); 45 } 46 return swipeLibPromise; 47 } 48 49 /** 50 * Parse the comment ID from a comment like link. 51 */ 52 function getCommentId(link) { 53 const commentId = 54 link && link.getAttribute('href') && link.getAttribute('href').split('like_comment='); 55 return commentId[1].split('&_wpnonce=')[0]; 56 } 57 58 /** 59 * Handle an ajax action on the comment like link. 60 */ 61 function handleLinkAction(link, action, commentId, callback) { 62 const nonce = 63 link && link.getAttribute('href') && link.getAttribute('href').split('_wpnonce=')[1]; 64 65 fetch('/wp-admin/admin-ajax.php', { 66 method: 'POST', 67 body: new URLSearchParams({ 68 action: action, 69 _wpnonce: nonce, 70 like_comment: commentId, 71 blog_id: Number(link.dataset.blog), 72 }), 73 headers: { 74 'Content-Type': 'application/x-www-form-urlencoded; charset=UTF-8', 75 'X-Requested-With': 'XMLHttpRequest', 76 Accept: 'application/json', 77 'cache-control': 'no-cache', 78 pragma: 'no-cache', 79 }, 80 }) 81 .then(response => response.json()) 82 .then(callback); 83 } 84 85 function startPolling() { 86 // Append cookie polling login iframe to this window to wait for user to finish logging in (or cancel) 87 const loginIframe = document.createElement('iframe'); 88 loginIframe.id = 'wp-login-polling-iframe'; 89 loginIframe.src = 'https://wordpress.com/public.api/connect/?iframe=true'; 90 document.body.appendChild(loginIframe); 91 loginIframe.style.display = 'none'; 92 } 93 94 function stopPolling() { 95 const iframe = document.querySelector('#wp-login-polling-iframe'); 96 if (iframe) { 97 iframe.remove(); 98 } 99 } 100 101 function hide(el) { 102 if (el && el.style) { 103 el.style.display = 'none'; 104 } 105 } 106 107 function show(el) { 108 if (el && el.style) { 109 el.style.removeProperty('display'); 110 } 111 } 112 113 // Overlay used for displaying comment like info. 114 class Overlay { 115 constructor() { 116 // Overlay element. 117 this.el = document.createElement('div'); 118 this.el.classList.add('comment-likes-overlay'); 119 document.body.appendChild(this.el); 120 hide(this.el); 121 122 this.el.addEventListener('mouseenter', () => { 123 // Don't hide the overlay if the user is mousing over it. 124 overlay.cancelHide(); 125 }); 126 127 this.el.addEventListener('mouseleave', () => overlay.requestHide()); 128 129 // Inner contents of overlay. 130 this.innerEl = null; 131 132 // Instance of the Swipe library. 133 this.swipe = null; 134 135 // Timeout used for hiding the overlay. 136 this.hideTimeout = null; 137 } 138 139 // Initialise the overlay for use, removing any old content. 140 clear() { 141 // Unload any previous instance of Swipe (to avoid leaking a global 142 // event handler). This is done before clearing the contents of the 143 // overlay because Swipe expects the slides to still be present. 144 if (this.swipe) { 145 this.swipe.kill(); 146 this.swipe = null; 147 } 148 this.el.innerHTML = ''; 149 this.innerEl = document.createElement('div'); 150 this.innerEl.classList.add('inner'); 151 this.el.appendChild(this.innerEl); 152 } 153 154 /** 155 * Construct a list (<ul>) of user (gravatar, name) details. 156 * 157 * @param data liker data returned from the server 158 * @param klass CSS class to apply to the <ul> element 159 * @param start index of user to start at 160 * @param length number of users to include in the list 161 * 162 * @return A container element with the list 163 */ 164 getUserBits(data, klass, start, length) { 165 start = start || 0; 166 let last = start + (length || data.length); 167 last = last > data.length ? data.length : last; 168 const container = document.createElement('div'); 169 container.classList.add('liker-list'); 170 let html = `<ul class="${klass || ''}">`; 171 for (let i = start; i < last; ++i) { 172 const user = data[i]; 173 html += ` 174 <li> 175 <a rel="nofollow" title="${user.display_name_esc}" href="${user.profile_url_esc}"> 176 <img src="${user.avatar_url_esc}" alt="${user.display_name_esc}" /> 177 <span class="user-name">${user.display_name_esc}</span> 178 </a> 179 </li> 180 `; 181 } 182 html += '</ul>'; 183 container.innerHTML = html; 184 return container; 185 } 186 187 /** 188 * Render the display of who has liked this comment. The type of 189 * display depends on how many people have liked the comment. 190 * If more than 10 people have liked the comment, this function 191 * renders navigation controls and sets up the Swipe library for 192 * changing between pages. 193 * 194 * @param link the element over which the user is hovering 195 * @param data the results retrieved from the server 196 */ 197 showLikes(link, data) { 198 this.clear(); 199 200 link.dataset.likeCount = data.length; 201 if (data.length === 0) { 202 // No likers after all. 203 hide(this.el); 204 return; 205 } 206 207 this.innerEl.style.padding = '12px'; 208 209 if (data.length < 6) { 210 // Only one column needed. 211 this.innerEl.style.maxWidth = '200px'; 212 this.innerEl.innerHTML = ''; 213 this.innerEl.appendChild(this.getUserBits(data, 'single')); 214 this.setPosition(link); 215 } else if (data.length < 11) { 216 // Two columns, but only one page. 217 this.innerEl.innerHTML = ''; 218 this.innerEl.appendChild(this.getUserBits(data, 'double')); 219 this.setPosition(link); 220 } else { 221 // Multiple pages. 222 this.renderLikesWithPagination(data, link); 223 } 224 } 225 226 /**
227 * Render multiple pages of likes with pagination controls. 228 * This function is intended to be called by `showLikes` above. 229 * 230 * @param data the results retrieved from the server 231 */ 232 renderLikesWithPagination(data, link) { 233 swipeLibLoader().then(() => { 234 const page_count = Math.ceil(data.length / 10); 235 // Swipe requires two nested containers. 236 const swipe = document.createElement('div'); 237 swipe.classList.add('swipe'); 238 this.innerEl.appendChild(swipe); 239 240 const wrap = document.createElement('div'); 241 wrap.classList.add('swipe-wrap'); 242 swipe.appendChild(wrap); 243 244 for (let i = 0; i < page_count; ++i) { 245 wrap.appendChild(this.getUserBits(data, 'double', i * 10, 10)); 246 } 247 248 /** 249 * Navigation controls. 250 * This is based on the Newdash controls found in 251 * reader/recommendations-templates.php 252 */ 253 const nav = document.createElement('nav'); 254 nav.classList.add('slider-nav'); 255 256 let navContents = ` 257 <a href="#" class="prev"> 258 <span class="noticon noticon-previous" title="Previous" alt="<"></span> 259 </a> 260 <span class="position"> 261 `; 262 for (let i = 0; i < page_count; ++i) { 263 navContents += `<em data-page="${i}" class="${i === 0 ? 'on' : ''}">•</em>`; 264 } 265 navContents += ` 266 </span> 267 <a href="#" class="next"> 268 <span class="noticon noticon-next" title="Next" alt=">"></span> 269 </a> 270 `; 271 this.innerEl.appendChild(nav); 272 nav.innerHTML = navContents; 273 274 /** Set up Swipe. **/ 275 // Swipe cannot be set up successfully unless its container 276 // is visible, so we show it now. 277 show(this.el); 278 this.setPosition(link); 279 280 this.swipe = new Swipe(swipe, { 281 callback: function (pos) { 282 // Update the pagination indicators. 283 // 284 // If there are exactly two pages, Swipe has a weird 285 // special case where it duplicates both pages and 286 // can return index 2 and 3 even though those aren't 287 // real pages (see swipe.js, line 47). To deal with 288 // this, we use the expression `pos % page_count`. 289 pos = pos % page_count; 290 nav.querySelectorAll('em').forEach(em => { 291 const page = Number(em.dataset.page); 292 em.setAttribute('class', pos === page ? 'on' : ''); 293 }); 294 }, 295 }); 296 297 nav.querySelectorAll('em').forEach(em => { 298 em.addEventListener('click', e => { 299 // Go to the page corresponding to the indicator clicked. 300 this.swipe.slide(Number(em.dataset.page)); 301 e.preventDefault(); 302 }); 303 }); 304 // Previous and next buttons. 305 nav.querySelector('.prev').addEventListener('click', e => { 306 this.swipe.prev(); 307 e.preventDefault(); 308 }); 309 nav.querySelector('.next').addEventListener('click', e => { 310 this.swipe.next(); 311 e.preventDefault(); 312 }); 313 }); 314 } 315 316 /** 317 * Open the overlay and show a loading message. 318 */ 319 showLoadingMessage(link) { 320 this.clear(); 321 this.innerEl.textContent = comment_like_text.loading; 322 this.setPosition(link); 323 } 324 325 /** 326 * Position the overlay near the current comment. 327 * 328 * @param link element near which to position the overlay 329 */ 330 setPosition(link) { 331 // Prepare a down arrow icon for the bottom of the overlay. 332 const icon = document.createElement('span'); 333 this.el.appendChild(icon); 334 icon.classList.add('icon', 'noticon', 'noticon-downarrow'); 335 icon.style.textShadow = '0px 1px 1px rgb(223, 223, 223)'; 336 337 const rect = link.getBoundingClientRect(); 338 const win = document.defaultView; 339 const offset = { 340 top: rect.top + win.scrollY, 341 left: rect.left + win.scrollX, 342 }; 343 344 // Take measurements with the element fully visible. 345 show(this.el); 346 let left = offset.left - (this.el.offsetWidth - link.offsetWidth) / 2; 347 left = left < 5 ? 5 : left; 348 let top = offset.top - this.el.offsetHeight + 5; 349 hide(this.el); 350 351 const adminBar = document.querySelector('#wpadminbar'); 352 353 // Check if the overlay would appear off the screen. 354 if (top < win.scrollY + ((adminBar && adminBar.offsetHeight) || 0)) { 355 // We'll display the overlay beneath the link instead. 356 top = offset.top + link.offsetHeight; 357 // Instead of using the down arrow icon, use an up arrow. 358 icon.remove(); 359 this.el.prepend(icon); 360 icon.classList.remove('noticon-downarrow'); 361 icon.classList.add('noticon-uparrow'); 362 icon.style.textShadow = '0px -1px 1px rgb(223, 223, 223)'; 363 icon.style.verticalAlign = 'bottom'; 364 } 365 366 this.el.style.left = `${left}px`; 367 this.el.style.top = `${top}px`; 368 show(this.el); 369 370 // The height of the arrow icon differs slightly between browsers, 371 // so we compute the margin here to make sure it isn't disjointed 372 // from the overlay. 373 icon.style.marginTop = `${icon.scrollHeight - 26}px`; 374 icon.style.marginBottom = `${20 - icon.scrollHeight}px`; 375 376 // Position the arrow to be horizontally centred on the link. 377 icon.style.paddingLeft = `${ 378 offset.left - left + (link.offsetWidth - icon.scrollWidth) / 2 379 }px`; 380 } 381 382 /** 383 * Return whether the overlay is visible. 384 */ 385 isVisible() { 386 return this.el.style.getPropertyValue('display') !== 'none'; 387 } 388 389 /** 390 * Request that the overlay be hidden after a short delay. 391 */ 392 requestHide() { 393 if (this.hideTimeout !== null) { 394 return; 395 } 396 this.hideTimeout = setTimeout(() => { 397 hide(this.el); 398 this.clear(); 399 }, 300); 400 } 401 402 /** 403 * Cancel a request to hide the overlay. 404 */ 405 cancelHide() { 406 if (this.hideTimeout !== null) { 407 clearTimeout(this.hideTimeout); 408 this.hideTimeout = null; 409 } 410 } 411 } 412 413 // Overlay used for displaying comment like info.
414 const overlay = new Overlay(); 415 416 // The most recent comment for which the user has requested to see 417 // who liked it. 418 var relevantComment; 419 420 // Precache after this timeout. 421 var precacheTimeout = null; 422 423 /** 424 * Fetch the like data for a particular comment. 425 */ 426 function fetchLikeData(link, commentId) { 427 commentLikeCache[commentId] = null; 428 429 const container = link && link.parentElement && link.parentElement.parentElement; 430 const star = container.querySelector('a.comment-like-link'); 431 star && 432 handleLinkAction(star, 'view_comment_likes', commentId, data => { 433 // Populate the cache. 434 commentLikeCache[commentId] = data; 435 436 // Only show the overlay if the user is interested. 437 if (overlay.isVisible() && relevantComment === commentId) { 438 overlay.showLikes(link, data); 439 } 440 }); 441 } 442 443 function readCookie(c) { 444 const nameEQ = c + '='; 445 const cookieStrings = document.cookie.split(';'); 446 447 for (let i = 0; i < cookieStrings.length; i++) { 448 let cookieString = cookieStrings[i]; 449 while (cookieString.charAt(0) === ' ') { 450 cookieString = cookieString.substring(1, cookieString.length); 451 } 452 if (cookieString.indexOf(nameEQ) === 0) { 453 const chunk = cookieString.substring(nameEQ.length, cookieString.length); 454 const pairs = chunk.split('&'); 455 const cookieData = {}; 456 for (let num = pairs.length - 1; num >= 0; num--) { 457 const pair = pairs[num].split('='); 458 cookieData[pair[0]] = decodeURIComponent(pair[1]); 459 } 460 return cookieData; 461 } 462 } 463 return null; 464 } 465 466 function getServiceData() { 467 const data = readCookie('wpc_wpc'); 468 if (data === null || typeof data.access_token === 'undefined' || !data.access_token) { 469 return false; 470 } 471 return data; 472 } 473 474 function readMessage(msg) { 475 const event = msg.data; 476 477 if (typeof event.event === 'undefined') { 478 return; 479 } 480 481 if (event.event === 'login' && event.success) { 482 extWinCheck = setInterval(function () { 483 if (!extWin || extWin.closed) { 484 clearInterval(extWinCheck); 485 if (getServiceData()) { 486 // Load page in an iframe to get the current comment nonce 487 const nonceIframe = document.createElement('iframe'); 488 nonceIframe.id = 'wp-login-comment-nonce-iframe'; 489 nonceIframe.style.display = 'none'; 490 nonceIframe.src = commentLikeEvent + ''; 491 document.body.appendChild(nonceIframe); 492 493 const commentLikeId = (commentLikeEvent + '') 494 .split('like_comment=')[1] 495 .split('&_wpnonce=')[0]; 496 let c; 497 498 // Set a 5 second timeout to redirect to the comment page without doing the Like as a fallback 499 const commentLikeTimeout = setTimeout(() => { 500 window.location = commentLikeEvent; 501 }, 5000); 502 503 // Check for a new nonced redirect and use that if available before timing out 504 const commentLikeCheck = setInterval(() => { 505 const iframe = document.querySelector('#wp-login-comment-nonce-iframe'); 506 if (iframe) { 507 c = iframe.querySelector(`#comment-like-${commentLikeId} .comment-like-link`); 508 } 509 if (c && typeof c.href !== 'undefined') { 510 clearTimeout(commentLikeTimeout); 511 clearInterval(commentLikeCheck); 512 window.location = c.href; 513 } 514 }, 100); 515 } 516 } 517 }, 100); 518 519 if (extWin) { 520 if (!extWin.closed) { 521 extWin.close(); 522 } 523 extWin = false; 524 } 525 526 stopPolling(); 527 } 528 } 529 530 if (typeof window.postMessage !== 'undefined') { 531 window.addEventListener('message', e => { 532 let message = e && e.data; 533 if (typeof message === 'string') { 534 try { 535 message = JSON.parse(message); 536 } catch (err) { 537 return; 538 } 539 } 540 541 const type = message && message.type; 542 if (type === 'loginMessage') { 543 readMessage(message); 544 } 545 }); 546 } 547 548 document.body.addEventListener('click', e => { 549 let target = e.target; 550 551 // Don't do anything when clicking on the "X people" link. 552 if (target.matches('p.comment-likes a.view-likers')) { 553 e.preventDefault(); 554 return; 555 } 556 557 // Retrieve the surrounding paragraph to the star, if it hasn't been liked. 558 const notLikedPar = target.closest('p.comment-not-liked'); 559 560 // Return if not clicking on star or surrounding paragraph. 561 if (!target.matches('a.comment-like-link') && !notLikedPar) { 562 return; 563 } 564 565 // When a comment hasn't been liked, make the text clickable, too. 566 if (notLikedPar) { 567 target = notLikedPar.querySelector('a.comment-like-link'); 568 if (!target) { 569 return; 570 } 571 } 572 573 if (target.classList.contains('needs-login')) { 574 e.preventDefault(); 575 commentLikeEvent = target; 576 if (extWin) { 577 if (!extWin.closed) { 578 extWin.close(); 579 } 580 extWin = false;
581 } 582 583 stopPolling(); 584 585 const url = 'https://wordpress.com/public.api/connect/?action=request&service=wordpress'; 586 extWin = window.open( 587 url, 588 'likeconn', 589 'status=0,toolbar=0,location=1,menubar=0,directories=0,resizable=1,scrollbars=1,height=560,width=500' 590 ); 591 592 startPolling(); 593 594 return false; 595 } 596 597 // Record that the user likes or does not like this comment. 598 const commentId = getCommentId(target); 599 target.classList.add('loading'); 600 601 let commentEl = document.querySelector(`p#comment-like-${commentId}`); 602 // Determine whether to like or unlike based on whether the comment is 603 // currently liked. 604 const action = 605 commentEl && commentEl.dataset.liked === 'comment-liked' 606 ? 'unlike_comment' 607 : 'like_comment'; 608 handleLinkAction(target, action, commentId, data => { 609 // Invalidate the like cache for this comment. 610 delete commentLikeCache[commentId]; 611 612 const countEl = document.querySelector(`#comment-like-count-${data.context}`); 613 if (countEl) { 614 countEl.innerHTML = data.display; 615 } 616 617 commentEl = document.querySelector(`p#comment-like-${data.context}`); 618 if (action === 'like_comment') { 619 commentEl.classList.remove('comment-not-liked'); 620 commentEl.classList.add('comment-liked'); 621 commentEl.dataset.liked = 'comment-liked'; 622 } else { 623 commentEl.classList.remove('comment-liked'); 624 commentEl.classList.add('comment-not-liked'); 625 commentEl.dataset.liked = 'comment-not-liked'; 626 } 627 628 // Prefetch new data for this comment (if there are likers left). 629 const parent = target.closest('.comment-likes'); 630 const link = parent && parent.querySelector('a.view-likers'); 631 if (link) { 632 fetchLikeData(link, commentId); 633 } 634 635 target.classList.remove('loading'); 636 }); 637 e.preventDefault(); 638 e.stopPropagation(); 639 }); 640 641 document.body.addEventListener( 642 'mouseenter', 643 function (e) { 644 if (!e.target.matches('p.comment-likes a.view-likers')) { 645 return; 646 } 647 // Show the user a list of who has liked this comment. 648 649 const link = e.target; 650 if (Number(link.dataset.likeCount || 0) === 0) { 651 // No one has liked this comment. 652 return; 653 } 654 655 // Don't hide the overlay. 656 overlay.cancelHide(); 657 658 // Get the comment ID. 659 const container = link.parentElement && link.parentElement.parentElement; 660 const star = container && container.querySelector('a.comment-like-link'); 661 const commentId = star && getCommentId(star); 662 relevantComment = commentId; 663 664 // Check if the list of likes for this comment is already in 665 // the cache. 666 if (commentId in commentLikeCache) { 667 const entry = commentLikeCache[commentId];
668 // Only display the likes if the ajax request is 669 // actually done. 670 if (entry !== null) { 671 overlay.showLikes(link, entry); 672 } else { 673 // Make sure the overlay is visible (in case 674 // the user moved the mouse away while loading 675 // but then came back before it finished 676 // loading). 677 overlay.showLoadingMessage(link); 678 } 679 return; 680 } 681 682 // Position the "Loading..." overlay. 683 overlay.showLoadingMessage(link); 684 685 // Fetch the data. 686 fetchLikeData(link, commentId); 687 }, 688 true 689 ); 690 691 document.body.addEventListener( 692 'mouseleave', 693 e => { 694 if (!e.target.matches('p.comment-likes a.view-likers')) { 695 return; 696 } 697 // User has moved cursor away - hide the overlay. 698 overlay.requestHide(); 699 }, 700 true 701 ); 702 703 document.body.addEventListener( 704 'mouseenter', 705 e => { 706 if (!e.target.matches('.comment') || !e.target.querySelector('a.comment-like-link')) { 707 return; 708 } 709 // User is moving over a comment - precache the comment like data.
710 if (precacheTimeout !== null) { 711 clearTimeout(precacheTimeout); 712 precacheTimeout = null; 713 } 714 715 const star = e.target.querySelector('a.comment-like-link'); 716 const parent = star.closest('.comment-likes'); 717 const link = parent && parent.querySelector('a.view-likers'); 718 if (!link || Number(link.dataset.likeCount || 0) === 0) { 719 // No likes. 720 return; 721 } 722 const commentId = getCommentId(star); 723 if (commentId in commentLikeCache) { 724 // Already in cache. 725 return; 726 } 727 728 precacheTimeout = setTimeout(() => { 729 precacheTimeout = null; 730 if (commentId in commentLikeCache) { 731 // Was cached in the interim. 732 return; 733 } 734 fetchLikeData(link, commentId); 735 }, 1000); 736 }, 737 true 738 ); 739 } 740 741 if (document.readyState !== 'loading') { 742 init(); 743 } else { 744 document.addEventListener('DOMContentLoaded', init); 745 } 746})(); 747; 748/** 749 * File skip-link-focus-fix.js. 750 * 751 * Helps with accessibility for keyboard only users. 752 * 753 * Learn more: https://git.io/vWdr2 754 */ 755(function() { 756 var isIe = /(trident|msie)/i.test( navigator.userAgent ); 757 758 if ( isIe && document.getElementById && window.addEventListener ) { 759 window.addEventListener( 'hashchange', function() { 760 var id = location.hash.substring( 1 ), 761 element; 762 763 if ( ! ( /^[A-z0-9_-]+$/.test( id ) ) ) { 764 return; 765 } 766 767 element = document.getElementById( id ); 768 769 if ( element ) { 770 if ( ! ( /^(?:a|select|input|button|textarea)$/i.test( element.tagName ) ) ) { 771 element.tabIndex = -1; 772 } 773 774 element.focus(); 775 } 776 }, false ); 777 } 778})(); 779; 780/* global twentyseventeenScreenReaderText */ 781/** 782 * Theme functions file. 783 * 784 * Contains handlers for navigation and widget area. 785 */ 786 787(function( $ ) { 788 var masthead, menuToggle, siteNavContain, siteNavigation; 789 790 function initMainNavigation( container ) { 791 792 // Add dropdown toggle that displays child menu items. 793 var dropdownToggle = $( '<button />', { 'class': 'dropdown-toggle', 'aria-expanded': false }) 794 .append( twentyseventeenScreenReaderText.icon ) 795 .append( $( '<span />', { 'class': 'screen-reader-text', text: twentyseventeenScreenReaderText.expand }) ); 796 797 container.find( '.menu-item-has-children > a, .page_item_has_children > a' ).after( dropdownToggle ); 798 799 // Set the active submenu dropdown toggle button initial state. 800 container.find( '.current-menu-ancestor > button' ) 801 .addClass( 'toggled-on' ) 802 .attr( 'aria-expanded', 'true' ) 803 .find( '.screen-reader-text' ) 804 .text( twentyseventeenScreenReaderText.collapse ); 805 // Set the active submenu initial state. 806 container.find( '.current-menu-ancestor > .sub-menu' ).addClass( 'toggled-on' ); 807 808 container.find( '.dropdown-toggle' ).on( 'click', function( e ) { 809 var _this = $( this ), 810 screenReaderSpan = _this.find( '.screen-reader-text' ); 811 812 e.preventDefault(); 813 _this.toggleClass( 'toggled-on' ); 814 _this.next( '.children, .sub-menu' ).toggleClass( 'toggled-on' ); 815 816 _this.attr( 'aria-expanded', _this.attr( 'aria-expanded' ) === 'false' ? 'true' : 'false' ); 817 818 screenReaderSpan.text( screenReaderSpan.text() === twentyseventeenScreenReaderText.expand ? twentyseventeenScreenReaderText.collapse : twentyseventeenScreenReaderText.expand ); 819 }); 820 } 821 822 initMainNavigation( $( '.main-navigation' ) ); 823 824 masthead = $( '#masthead' ); 825 menuToggle = masthead.find( '.menu-toggle' ); 826 siteNavContain = masthead.find( '.main-navigation' ); 827 siteNavigation = masthead.find( '.main-navigation > div > ul' ); 828 829 // Enable menuToggle. 830 (function() { 831 832 // Return early if menuToggle is missing. 833 if ( ! menuToggle.length ) { 834 return; 835 } 836 837 // Add an initial value for the attribute. 838 menuToggle.attr( 'aria-expanded', 'false' ); 839 840 menuToggle.on( 'click.twentyseventeen', function() { 841 siteNavContain.toggleClass( 'toggled-on' ); 842 843 $( this ).attr( 'aria-expanded', siteNavContain.hasClass( 'toggled-on' ) ); 844 }); 845 })(); 846 847 // Fix sub-menus for touch devices and better focus for hidden submenu items for accessibility. 848 (function() { 849 if ( ! siteNavigation.length || ! siteNavigation.children().length ) { 850 return; 851 } 852 853 // Toggle `focus` class to allow submenu access on tablets. 854 function toggleFocusClassTouchScreen() { 855 if ( 'none' === $( '.menu-toggle' ).css( 'display' ) ) { 856 857 $( document.body ).on( 'touchstart.twentyseventeen', function( e ) { 858 if ( ! $( e.target ).closest( '.main-navigation li' ).length ) { 859 $( '.main-navigation li' ).removeClass( 'focus' ); 860 } 861 }); 862 863 siteNavigation.find( '.menu-item-has-children > a, .page_item_has_children > a' ) 864 .on( 'touchstart.twentyseventeen', function( e ) { 865 var el = $( this ).parent( 'li' ); 866 867 if ( ! el.hasClass( 'focus' ) ) { 868 e.preventDefault(); 869 el.toggleClass( 'focus' ); 870 el.siblings( '.focus' ).removeClass( 'focus' ); 871 } 872 }); 873 874 } else { 875 siteNavigation.find( '.menu-item-has-children > a, .page_item_has_children > a' ).unbind( 'touchstart.twentyseventeen' ); 876 } 877 } 878 879 if ( 'ontouchstart' in window ) { 880 $( window ).on( 'resize.twentyseventeen', toggleFocusClassTouchScreen ); 881 toggleFocusClassTouchScreen(); 882 } 883 884 siteNavigation.find( 'a' ).on( 'focus.twentyseventeen blur.twentyseventeen', function() { 885 $( this ).parents( '.menu-item, .page_item' ).toggleClass( 'focus' ); 886 }); 887 })(); 888})( jQuery ); 889; 890/* global twentyseventeenScreenReaderText */ 891(function( $ ) { 892 893 // Variables and DOM Caching. 894 var $body = $( 'body' ), 895 $customHeader = $body.find( '.custom-header' ), 896 $branding = $customHeader.find( '.site-branding' ), 897 $navigation = $body.find( '.navigation-top' ), 898 $navWrap = $navigation.find( '.wrap' ), 899 $navMenuItem = $navigation.find( '.menu-item' ), 900 $menuToggle = $navigation.find( '.menu-toggle' ), 901 $menuScrollDown = $body.find( '.menu-scroll-down' ), 902 $sidebar = $body.find( '#secondary' ), 903 $entryContent = $body.find( '.entry-content' ), 904 $formatQuote = $body.find( '.format-quote blockquote' ), 905 isFrontPage = $body.hasClass( 'twentyseventeen-front-page' ) || $body.hasClass( 'home blog' ), 906 navigationFixedClass = 'site-navigation-fixed', 907 navigationHeight, 908 navigationOuterHeight, 909 navPadding, 910 navMenuItemHeight, 911 idealNavHeight, 912 navIsNotTooTall, 913 headerOffset, 914 menuTop = 0, 915 resizeTimer; 916 917 // Ensure the sticky navigation doesn't cover current focused links.
918 $( 'a[href], area[href], input:not([disabled]), select:not([disabled]), textarea:not([disabled]), button:not([disabled]), iframe, object, embed, [tabindex], [contenteditable]', '.site-content-contain' ).filter( ':visible' ).on( 'focus', function() { 919 if ( $navigation.hasClass( 'site-navigation-fixed' ) ) { 920 var windowScrollTop = $( window ).scrollTop(), 921 fixedNavHeight = $navigation.height(), 922 itemScrollTop = $( this ).offset().top, 923 offsetDiff = itemScrollTop - windowScrollTop; 924 925 // Account for Admin bar. 926 if ( $( '#wpadminbar' ).length ) { 927 offsetDiff -= $( '#wpadminbar' ).height(); 928 } 929 930 if ( offsetDiff < fixedNavHeight ) { 931 $( window ).scrollTo( itemScrollTop - ( fixedNavHeight + 50 ), 0 ); 932 } 933 } 934 }); 935 936 // Set properties of navigation. 937 function setNavProps() { 938 navigationHeight = $navigation.height(); 939 navigationOuterHeight = $navigation.outerHeight(); 940 navPadding = parseFloat( $navWrap.css( 'padding-top' ) ) * 2; 941 navMenuItemHeight = $navMenuItem.outerHeight() * 2; 942 idealNavHeight = navPadding + navMenuItemHeight; 943 navIsNotTooTall = navigationHeight <= idealNavHeight; 944 } 945 946 // Make navigation 'stick'. 947 function adjustScrollClass() { 948 949 // Make sure we're not on a mobile screen. 950 if ( 'none' === $menuToggle.css( 'display' ) ) { 951 952 // Make sure the nav isn't taller than two rows. 953 if ( navIsNotTooTall ) { 954 955 // When there's a custom header image or video, the header offset includes the height of the navigation. 956 if ( isFrontPage && ( $body.hasClass( 'has-header-image' ) || $body.hasClass( 'has-header-video' ) ) ) { 957 headerOffset = $customHeader.innerHeight() - navigationOuterHeight; 958 } else { 959 headerOffset = $customHeader.innerHeight(); 960 } 961 962 // If the scroll is more than the custom header, set the fixed class. 963 if ( $( window ).scrollTop() >= headerOffset ) { 964 $navigation.addClass( navigationFixedClass ); 965 } else { 966 $navigation.removeClass( navigationFixedClass ); 967 } 968 969 } else { 970 971 // Remove 'fixed' class if nav is taller than two rows. 972 $navigation.removeClass( navigationFixedClass ); 973 } 974 } 975 } 976 977 // Set margins of branding in header. 978 function adjustHeaderHeight() { 979 if ( 'none' === $menuToggle.css( 'display' ) ) { 980 981 // The margin should be applied to different elements on front-page or home vs interior pages. 982 if ( isFrontPage ) { 983 $branding.css( 'margin-bottom', navigationOuterHeight ); 984 } else { 985 $customHeader.css( 'margin-bottom', navigationOuterHeight ); 986 } 987 988 } else { 989 $customHeader.css( 'margin-bottom', '0' ); 990 $branding.css( 'margin-bottom', '0' ); 991 } 992 } 993 994 // Set icon for quotes. 995 function setQuotesIcon() { 996 $( twentyseventeenScreenReaderText.quote ).prependTo( $formatQuote ); 997 } 998 999 // Add 'below-entry-meta' class to elements. 1000 function belowEntryMetaClass( param ) { 1001 var sidebarPos, sidebarPosBottom; 1002 1003 if ( ! $body.hasClass( 'has-sidebar' ) || 1004 typeof $sidebar === 'undefined' || 1005 $sidebar.length < 1 || ( 1006 $body.hasClass( 'search' ) || 1007 $body.hasClass( 'single-attachment' ) || 1008 $body.hasClass( 'error404' ) || 1009 $body.hasClass( 'twentyseventeen-front-page' ) 1010 ) ) { 1011 return; 1012 } 1013 1014 sidebarPos = $sidebar.offset(); 1015 sidebarPosBottom = sidebarPos.top + ( $sidebar.height() + 28 ); 1016 1017 $entryContent.find( param ).each( function() { 1018 var $element = $( this ), 1019 elementPos = $element.offset(), 1020 elementPosTop = elementPos.top; 1021 1022 // Add 'below-entry-meta' to elements below the entry meta. 1023 if ( elementPosTop > sidebarPosBottom ) { 1024 $element.addClass( 'below-entry-meta' ); 1025 } else { 1026 $element.removeClass( 'below-entry-meta' ); 1027 } 1028 }); 1029 } 1030 1031 /* 1032 * Test if inline SVGs are supported. 1033 * @link https://github.com/Modernizr/Modernizr/ 1034 */ 1035 function supportsInlineSVG() { 1036 var div = document.createElement( 'div' ); 1037 div.innerHTML = '<svg/>'; 1038 return 'http://www.w3.org/2000/svg' === ( 'undefined' !== typeof SVGRect && div.firstChild && div.firstChild.namespaceURI ); 1039 } 1040 1041 /** 1042 * Test if an iOS device. 1043 */ 1044 function checkiOS() { 1045 return /iPad|iPhone|iPod/.test(navigator.userAgent) && ! window.MSStream; 1046 } 1047 1048 /* 1049 * Test if background-attachment: fixed is supported. 1050 * @link http://stackoverflow.com/questions/14115080/detect-support-for-background-attachment-fixed 1051 */
1052 function supportsFixedBackground() { 1053 var el = document.createElement('div'), 1054 isSupported; 1055 1056 try { 1057 if ( ! ( 'backgroundAttachment' in el.style ) || checkiOS() ) { 1058 return false; 1059 } 1060 el.style.backgroundAttachment = 'fixed'; 1061 isSupported = ( 'fixed' === el.style.backgroundAttachment ); 1062 return isSupported; 1063 } 1064 catch (e) { 1065 return false; 1066 } 1067 } 1068 1069 // Fire on document ready. 1070 $( function() { 1071 1072 // If navigation menu is present on page, setNavProps and adjustScrollClass. 1073 if ( $navigation.length ) { 1074 setNavProps(); 1075 adjustScrollClass(); 1076 } 1077 1078 // If 'Scroll Down' arrow in present on page, calculate scroll offset and bind an event handler to the click event. 1079 if ( $menuScrollDown.length ) { 1080 1081 if ( $( 'body' ).hasClass( 'admin-bar' ) ) { 1082 menuTop -= 32; 1083 } 1084 if ( $( 'body' ).hasClass( 'blog' ) ) { 1085 menuTop -= 30; // The div for latest posts has no space above content, add some to account for this. 1086 } 1087 if ( ! $navigation.length ) { 1088 navigationOuterHeight = 0; 1089 } 1090 1091 $menuScrollDown.on( 'click', function( e ) { 1092 e.preventDefault(); 1093 $( window ).scrollTo( '#primary', { 1094 duration: 600, 1095 offset: { top: menuTop - navigationOuterHeight } 1096 }); 1097 }); 1098 } 1099 1100 adjustHeaderHeight(); 1101 setQuotesIcon(); 1102 belowEntryMetaClass( 'blockquote.alignleft, blockquote.alignright' ); 1103 if ( true === supportsInlineSVG() ) { 1104 document.documentElement.className = document.documentElement.className.replace( /(\s*)no-svg(\s*)/, '$1svg$2' ); 1105 } 1106 1107 if ( true === supportsFixedBackground() ) { 1108 document.documentElement.className += ' background-fixed'; 1109 } 1110 } ); 1111 1112 // If navigation menu is present on page, adjust it on scroll and screen resize. 1113 if ( $navigation.length ) { 1114 1115 // On scroll, we want to stick/unstick the navigation. 1116 $( window ).on( 'scroll', function() { 1117 adjustScrollClass(); 1118 adjustHeaderHeight(); 1119 }); 1120 1121 // Also want to make sure the navigation is where it should be on resize. 1122 $( window ).on( 'resize', function() { 1123 setNavProps(); 1124 setTimeout( adjustScrollClass, 500 ); 1125 }); 1126 } 1127 1128 $( window ).on( 'resize', function() { 1129 clearTimeout( resizeTimer ); 1130 resizeTimer = setTimeout( function() { 1131 belowEntryMetaClass( 'blockquote.alignleft, blockquote.alignright' ); 1132 }, 300 ); 1133 setTimeout( adjustHeaderHeight, 1000 ); 1134 }); 1135 1136 // Add header video class after the video is loaded. 1137 $( document ).on( 'wp-custom-header-video-loaded', function() { 1138 $body.addClass( 'has-header-video' ); 1139 }); 1140 1141})( jQuery ); 1142; 1143/*! 1144 * jQuery.scrollTo 1145 * Copyright (c) 2007 Ariel Flesler - aflesler ○ gmail • com | https://github.com/flesler 1146 * Licensed under MIT 1147 * https://github.com/flesler/jquery.scrollTo 1148 * @projectDescription Lightweight, cross-browser and highly customizable animated scrolling with jQuery 1149 * @author Ariel Flesler 1150 * @version 2.1.3 1151 */ 1152;(function(factory) { 1153 'use strict'; 1154 if (typeof define === 'function' && define.amd) { 1155 // AMD 1156 define(['jquery'], factory); 1157 } else if (typeof module !== 'undefined' && module.exports) { 1158 // CommonJS 1159 module.exports = factory(require('jquery')); 1160 } else { 1161 // Global 1162 factory(jQuery); 1163 } 1164})(function($) { 1165 'use strict'; 1166 1167 var $scrollTo = $.scrollTo = function(target, duration, settings) { 1168 return $(window).scrollTo(target, duration, settings); 1169 }; 1170 1171 $scrollTo.defaults = { 1172 axis:'xy', 1173 duration: 0, 1174 limit:true 1175 }; 1176 1177 function isWin(elem) { 1178 return !elem.nodeName || 1179 $.inArray(elem.nodeName.toLowerCase(), ['iframe','#document','html','body']) !== -1; 1180 } 1181 1182 function isFunction(obj) { 1183 // Brought from jQuery since it's deprecated 1184 return typeof obj === 'function' 1185 } 1186 1187 $.fn.scrollTo = function(target, duration, settings) { 1188 if (typeof duration === 'object') { 1189 settings = duration; 1190 duration = 0; 1191 } 1192 if (typeof settings === 'function') { 1193 settings = { onAfter:settings }; 1194 } 1195 if (target === 'max') { 1196 target = 9e9; 1197 } 1198 1199 settings = $.extend({}, $scrollTo.defaults, settings); 1200 // Speed is still recognized for backwards compatibility 1201 duration = duration || settings.duration; 1202 // Make sure the settings are given right 1203 var queue = settings.queue && settings.axis.length > 1; 1204 if (queue) { 1205 // Let's keep the overall duration 1206 duration /= 2; 1207 } 1208 settings.offset = both(settings.offset); 1209 settings.over = both(settings.over); 1210 1211 return this.each(function() { 1212 // Null target yields nothing, just like jQuery does 1213 if (target === null) return; 1214 1215 var win = isWin(this), 1216 elem = win ? this.contentWindow || window : this, 1217 $elem = $(elem), 1218 targ = target, 1219 attr = {}, 1220 toff; 1221 1222 switch (typeof targ) { 1223 // A number will pass the regex 1224 case 'number': 1225 case 'string': 1226 if (/^([+-]=?)?\d+(\.\d+)?(px|%)?$/.test(targ)) { 1227 targ = both(targ); 1228 // We are done 1229 break; 1230 } 1231 // Relative/Absolute selector 1232 targ = win ? $(targ) : $(targ, elem); 1233 /* falls through */
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1506 if ( container.getAttribute( 'data-prefix' ) ) { 1507 akismet_field_prefix = container.getAttribute( 'data-prefix' ); 1508 break; 1509 } 1510 } 1511 } 1512 1513 for ( var field_name in input_fields ) { 1514 var field = document.createElement( 'input' ); 1515 field.setAttribute( 'type', 'hidden' ); 1516 field.setAttribute( 'name', akismet_field_prefix + field_name ); 1517 field.setAttribute( 'value', input_fields[ field_name ] ); 1518 this.appendChild( field ); 1519 } 1520 }, supportsPassive ? { passive: true } : false ); 1521 1522 form.addEventListener( 'keydown', function ( e ) { 1523 // If you hold a key down, some browsers send multiple keydown events in a row. 1524 // Ignore any keydown events for a key that hasn't come back up yet. 1525 if ( e.key in keydowns ) { 1526 return; 1527 } 1528 1529 var keydownTime = ( new Date() ).getTime(); 1530 keydowns[ e.key ] = [ keydownTime ]; 1531 1532 if ( ! input_begin ) { 1533 input_begin = keydownTime; 1534 } 1535 1536 // In some situations, we don't want to record an interval since the last keypress -- for example, 1537 // on the first keypress, or on a keypress after focus has changed to another element. 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( e.key in keydowns ) ) { 1552 // This key was pressed before this script was loaded, or a mouseclick happened during the keypress, or... 1553 return; 1554 } 1555 1556 var keyupTime = ( new Date() ).getTime(); 1557 1558 if ( 'TEXTAREA' === e.target.nodeName || 'INPUT' === e.target.nodeName ) { 1559 if ( -1 !== modifierKeyCodes.indexOf( e.key ) ) { 1560 modifierKeys.push( keypresses.length - 1 ); 1561 } else if ( -1 !== correctionKeyCodes.indexOf( e.key ) ) { 1562 correctionKeys.push( keypresses.length - 1 ); 1563 } else { 1564 // ^ Don't record timings for keys like Shift or backspace, since they 1565 // typically get held down for longer than regular typing. 1566 1567 var keydownTime = keydowns[ e.key ][0]; 1568 1569 var keypress = []; 1570 1571 // Keypress duration. 1572 keypress.push( keyupTime - keydownTime ); 1573 1574 // Amount of time between this keypress and the previous keypress. 1575 if ( keydowns[ e.key ].length > 1 ) { 1576 keypress.push( keydowns[ e.key ][1] ); 1577 } 1578 1579 keypresses.push( keypress ); 1580 } 1581 } 1582 1583 delete keydowns[ e.key ]; 1584 1585 lastKeyup = keyupTime; 1586 }, supportsPassive ? { passive: true } : false ); 1587 1588 form.addEventListener( "focusin", function ( e ) { 1589 lastKeydown = null; 1590 lastKeyup = null; 1591 keydowns = {}; 1592 }, supportsPassive ? { passive: true } : false ); 1593 1594 form.addEventListener( "focusout", function ( e ) { 1595 lastKeydown = null; 1596 lastKeyup = null; 1597 keydowns = {}; 1598 }, supportsPassive ? { passive: true } : false ); 1599 } 1600 1601 document.addEventListener( 'mousedown', function ( e ) { 1602 lastMousedown = ( new Date() ).getTime(); 1603 1604 if ( lastMousemoveTime ) { 1605 intervalsBetweenMousemovesAndClicks.push( lastMousedown - lastMousemoveTime ); 1606 } 1607 1608 var mouseclickCoordinate = []; 1609 1610 var rect = e.target.getBoundingClientRect(); 1611 var relativeX = e.clientX - rect.left; 1612 var relativeY = e.clientY - rect.top; 1613 1614 // Pixel offset of the click within the target element. 1615 mouseclickCoordinate.push( Math.round( relativeX ) ); 1616 mouseclickCoordinate.push( Math.round( relativeY ) ); 1617 1618 // Percentage offset of the click within the target element. 1619 mouseclickCoordinate.push( rect.width > 0 ? Math.round( relativeX / rect.width * 100 ) : 0 ); 1620 mouseclickCoordinate.push( rect.height > 0 ? Math.round( relativeY / rect.height * 100 ) : 0 ); 1621 1622 mouseclickCoordinates.push( mouseclickCoordinate ); 1623 }, supportsPassive ? { passive: true } : false ); 1624 1625 document.addEventListener( 'mouseup', function ( e ) { 1626 if ( ! lastMousedown ) { 1627 // If the mousedown happened before this script was loaded, but the mouseup happened after... 1628 return; 1629 } 1630 1631 var now = ( new Date() ).getTime(); 1632 1633 var mouseclick = []; 1634 mouseclick.push( now - lastMousedown ); 1635 1636 if ( lastMouseup ) { 1637 mouseclick.push( lastMousedown - lastMouseup ); 1638 } 1639 1640 mouseclicks.push( mouseclick ); 1641 1642 lastMouseup = now; 1643 1644 // If the mouse has been clicked, don't record this time as an interval between keypresses. 1645 lastKeydown = null; 1646 lastKeyup = null; 1647 keydowns = {}; 1648 }, supportsPassive ? { passive: true } : false ); 1649 1650 document.addEventListener( 'mousemove', function ( e ) { 1651 lastMousemoveTime = ( new Date() ).getTime(); 1652 1653 if ( mousemoveTimer ) { 1654 clearTimeout( mousemoveTimer ); 1655 mousemoveTimer = null; 1656 } 1657 else { 1658 mousemoveStart = lastMousemoveTime; 1659 lastMousemoveX = e.offsetX; 1660 lastMousemoveY = e.offsetY; 1661 } 1662 1663 mousemoveTimer = setTimeout( function ( theEvent, originalMousemoveStart ) { 1664 var now = ( new Date() ).getTime() - 500; // To account for the timer delay. 1665 1666 var mousemove = []; 1667 mousemove.push( now - originalMousemoveStart ); 1668 mousemove.push( 1669 Math.round( 1670 Math.sqrt( 1671 Math.pow( theEvent.offsetX - lastMousemoveX, 2 ) + 1672 Math.pow( theEvent.offsetY - lastMousemoveY, 2 ) 1673 ) 1674 ) 1675 ); 1676 1677 if ( mousemove[1] > 0 ) { 1678 // If there was no measurable distance, then it wasn't really a move. 1679 mousemoves.push( mousemove ); 1680 } 1681 1682 mousemoveStart = null; 1683 mousemoveTimer = null; 1684 }, 500, e, mousemoveStart ); 1685 }, supportsPassive ? { passive: true } : false ); 1686 1687 document.addEventListener( 'touchmove', function ( e ) { 1688 if ( touchmoveCountTimer ) { 1689 clearTimeout( touchmoveCountTimer ); 1690 } 1691 1692 touchmoveCountTimer = setTimeout( function () { 1693 touchmoveCount++; 1694 }, 500 ); 1695 }, supportsPassive ? { passive: true } : false ); 1696 1697 document.addEventListener( 'touchstart', function ( e ) { 1698 lastTouchStart = ( new Date() ).getTime(); 1699 }, supportsPassive ? { passive: true } : false ); 1700 1701 document.addEventListener( 'touchend', function ( e ) { 1702 if ( ! lastTouchStart ) { 1703 // If the touchstart happened before this script was loaded, but the touchend happened after... 1704 return; 1705 } 1706 1707 var now = ( new Date() ).getTime(); 1708 1709 var touchEvent = []; 1710 touchEvent.push( now - lastTouchStart ); 1711 1712 if ( lastTouchEnd ) { 1713 touchEvent.push( lastTouchStart - lastTouchEnd ); 1714 } 1715 1716 touchEvents.push( touchEvent ); 1717 1718 lastTouchEnd = now; 1719 1720 // Don't record this time as an interval between keypresses. 1721 lastKeydown = null; 1722 lastKeyup = null; 1723 keydowns = {}; 1724 }, supportsPassive ? { passive: true } : false ); 1725 1726 document.addEventListener( 'scroll', function ( e ) {
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Line numbers count LF bytes from the start of the resource, as the search results do. Vendor segments are library code the classifier recognised; they are stored but not indexed. Bytes are shown as Latin1 characters, one per byte.