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1 /** 2 * @output wp-admin/js/theme.js 3 */ 4 5 /* global _wpThemeSettings, confirm, tb_position */ 6 window.wp = window.wp || {}; 7 8 ( function($) { 9 10 // Set up our namespace... 11 var themes, l10n; 12 themes = wp.themes = wp.themes || {}; 13 14 // Store the theme data and settings for organized and quick access. 15 // themes.data.settings, themes.data.themes, themes.data.l10n. 16 themes.data = _wpThemeSettings; 17 l10n = themes.data.l10n; 18 19 // Shortcut for isInstall check. 20 themes.isInstall = !! themes.data.settings.isInstall; 21 22 // Setup app structure. 23 _.extend( themes, { model: {}, view: {}, routes: {}, router: {}, template: wp.template }); 24 25 themes.Model = Backbone.Model.extend({ 26 // Adds attributes to the default data coming through the .org themes api. 27 // Map `id` to `slug` for shared code. 28 initialize: function() { 29 var description; 30 31 if ( this.get( 'slug' ) ) { 32 // If the theme is already installed, set an attribute. 33 if ( _.indexOf( themes.data.installedThemes, this.get( 'slug' ) ) !== -1 ) { 34 this.set({ installed: true }); 35 } 36 37 // If the theme is active, set an attribute. 38 if ( themes.data.activeTheme === this.get( 'slug' ) ) { 39 this.set({ active: true }); 40 } 41 } 42 43 // Set the attributes. 44 this.set({ 45 // `slug` is for installation, `id` is for existing. 46 id: this.get( 'slug' ) || this.get( 'id' ) 47 }); 48 49 // Map `section.description` to `description` 50 // as the API sometimes returns it differently. 51 if ( this.has( 'sections' ) ) { 52 description = this.get( 'sections' ).description; 53 this.set({ description: description }); 54 } 55 } 56 }); 57 58 // Main view controller for themes.php. 59 // Unifies and renders all available views. 60 themes.view.Appearance = wp.Backbone.View.extend({ 61 62 el: '#wpbody-content .wrap .theme-browser', 63 64 window: $( window ), 65 // Pagination instance. 66 page: 0, 67 68 // Sets up a throttler for binding to 'scroll'. 69 initialize: function( options ) { 70 // Scroller checks how far the scroll position is. 71 _.bindAll( this, 'scroller' ); 72 73 this.SearchView = options.SearchView ? options.SearchView : themes.view.Search; 74 // Bind to the scroll event and throttle 75 // the results from this.scroller. 76 this.window.on( 'scroll', _.throttle( this.scroller, 300 ) ); 77 }, 78 79 // Main render control. 80 render: function() { 81 // Setup the main theme view 82 // with the current theme collection. 83 this.view = new themes.view.Themes({ 84 collection: this.collection, 85 parent: this 86 }); 87 88 // Render search form. 89 this.search(); 90 91 this.$el.removeClass( 'search-loading' ); 92 93 // Render and append. 94 this.view.render(); 95 this.$el.empty().append( this.view.el ).addClass( 'rendered' ); 96 }, 97 98 // Defines search element container. 99 searchContainer: $( '.search-form' ), 100 101 // Search input and view 102 // for current theme collection. 103 search: function() { 104 var view, 105 self = this; 106 107 // Don't render the search if there is only one theme. 108 if ( themes.data.themes.length === 1 ) { 109 return; 110 } 111 112 view = new this.SearchView({ 113 collection: self.collection, 114 parent: this 115 }); 116 self.SearchView = view; 117 118 // Render and append after screen title. 119 view.render(); 120 this.searchContainer 121 .append( $.parseHTML( '<label class="screen-reader-text" for="wp-filter-search-input">' + l10n.search + '</label>' ) ) 122 .append( view.el ) 123 .on( 'submit', function( event ) { 124 event.preventDefault(); 125 }); 126 }, 127 128 // Checks when the user gets close to the bottom 129 // of the mage and triggers a theme:scroll event. 130 scroller: function() { 131 var self = this, 132 bottom, threshold; 133 134 bottom = this.window.scrollTop() + self.window.height(); 135 threshold = self.$el.offset().top + self.$el.outerHeight( false ) - self.window.height(); 136 threshold = Math.round( threshold * 0.9 ); 137 138 if ( bottom > threshold ) { 139 this.trigger( 'theme:scroll' ); 140 } 141 } 142 }); 143 144 // Set up the Collection for our theme data. 145 // @has 'id' 'name' 'screenshot' 'author' 'authorURI' 'version' 'active' ... 146 themes.Collection = Backbone.Collection.extend({ 147 148 model: themes.Model, 149 150 // Search terms. 151 terms: '', 152 153 // Controls searching on the current theme collection 154 // and triggers an update event. 155 doSearch: function( value ) { 156 157 // Don't do anything if we've already done this search. 158 // Useful because the Search handler fires multiple times per keystroke. 159 if ( this.terms === value ) { 160 return; 161 } 162 163 // Updates terms with the value passed. 164 this.terms = value; 165 166 // If we have terms, run a search... 167 if ( this.terms.length > 0 ) { 168 this.search( this.terms ); 169 } 170 171 // If search is blank, show all themes. 172 // Useful for resetting the views when you clean the input. 173 if ( this.terms === '' ) { 174 this.reset( themes.data.themes ); 175 $( 'body' ).removeClass( 'no-results' ); 176 } 177 178 // Trigger a 'themes:update' event. 179 this.trigger( 'themes:update' ); 180 }, 181 182 /** 183 * Performs a search within the collection. 184 * 185 * @uses RegExp 186 */ 187 search: function( term ) { 188 var match, results, haystack, name, description, author; 189 190 // Start with a full collection. 191 this.reset( themes.data.themes, { silent: true } ); 192 193 // Trim the term. 194 term = term.trim(); 195 196 // Escape the term string for RegExp meta characters. 197 term = term.replace( /[-\/\\^$*+?.()|[\]{}]/g, '\\$&' ); 198 199 // Consider spaces as word delimiters and match the whole string 200 // so matching terms can be combined. 201 term = term.replace( / /g, ')(?=.*' ); 202 match = new RegExp( '^(?=.*' + term + ').+', 'i' ); 203 204 // Find results. 205 // _.filter() and .test(). 206 results = this.filter( function( data ) { 207 name = data.get( 'name' ).replace( /(<([^>]+)>)/ig, '' ); 208 description = data.get( 'description' ).replace( /(<([^>]+)>)/ig, '' ); 209 author = data.get( 'author' ).replace( /(<([^>]+)>)/ig, '' ); 210 211 haystack = _.union( [ name, data.get( 'id' ), description, author, data.get( 'tags' ) ] ); 212 213 if ( match.test( data.get( 'author' ) ) && term.length > 2 ) { 214 data.set( 'displayAuthor', true ); 215 } 216 217 return match.test( haystack ); 218 }); 219 220 if ( results.length === 0 ) { 221 this.trigger( 'query:empty' ); 222 } else { 223 $( 'body' ).removeClass( 'no-results' ); 224 } 225 226 this.reset( results ); 227 }, 228 229 // Paginates the collection with a helper method 230 // that slices the collection. 231 paginate: function( instance ) { 232 var collection = this; 233 instance = instance || 0; 234 235 // Themes per instance are set at 20. 236 collection = _( collection.rest( 20 * instance ) ); 237 collection = _( collection.first( 20 ) ); 238 239 return collection; 240 }, 241 242 count: false, 243 244 /* 245 * Handles requests for more themes and caches results. 246 * 247 * 248 * When we are missing a cache object we fire an apiCall() 249 * which triggers events of `query:success` or `query:fail`. 250 */ 251 query: function( request ) { 252 /** 253 * @static 254 * @type Array 255 */ 256 var queries = this.queries, 257 self = this, 258 query, isPaginated, count; 259 260 // Store current query request args 261 // for later use with the event `theme:end`. 262 this.currentQuery.request = request; 263 264 // Search the query cache for matches. 265 query = _.find( queries, function( query ) { 266 return _.isEqual( query.request, request ); 267 }); 268 269 // If the request matches the stored currentQuery.request 270 // it means we have a paginated request. 271 isPaginated = _.has( request, 'page' ); 272 273 // Reset the internal api page counter for non-paginated queries. 274 if ( ! isPaginated ) { 275 this.currentQuery.page = 1; 276 } 277 278 // Otherwise, send a new API call and add it to the cache. 279 if ( ! query && ! isPaginated ) { 280 query = this.apiCall( request ).done( function( data ) { 281 282 // Update the collection with the queried data. 283 if ( data.themes ) { 284 self.reset( data.themes ); 285 count = data.info.results; 286 // Store the results and the query request. 287 queries.push( { themes: data.themes, request: request, total: count } ); 288 } 289 290 // Trigger a collection refresh event 291 // and a `query:success` event with a `count` argument. 292 self.trigger( 'themes:update' ); 293 self.trigger( 'query:success', count ); 294 295 if ( data.themes && data.themes.length === 0 ) { 296 self.trigger( 'query:empty' ); 297 } 298 299 }).fail( function() { 300 self.trigger( 'query:fail' ); 301 }); 302 } else { 303 // If it's a paginated request we need to fetch more themes... 304 if ( isPaginated ) { 305 return this.apiCall( request, isPaginated ).done( function( data ) { 306 // Add the new themes to the current collection. 307 // @todo Update counter. 308 self.add( data.themes ); 309 self.trigger( 'query:success' ); 310 311 // We are done loading themes for now. 312 self.loadingThemes = false; 313 314 }).fail( function() { 315 self.trigger( 'query:fail' ); 316 }); 317 } 318 319 if ( query.themes.length === 0 ) { 320 self.trigger( 'query:empty' ); 321 } else { 322 $( 'body' ).removeClass( 'no-results' ); 323 } 324 325 // Only trigger an update event since we already have the themes 326 // on our cached object. 327 if ( _.isNumber( query.total ) ) { 328 this.count = query.total; 329 } 330 331 this.reset( query.themes ); 332 if ( ! query.total ) { 333 this.count = this.length; 334 } 335 336 this.trigger( 'themes:update' ); 337 this.trigger( 'query:success', this.count ); 338 } 339 }, 340 341 // Local cache array for API queries. 342 queries: [], 343 344 // Keep track of current query so we can handle pagination. 345 currentQuery: { 346 page: 1, 347 request: {} 348 }, 349 350 // Send request to api.wordpress.org/themes. 351 apiCall: function( request, paginated ) { 352 return wp.ajax.send( 'query-themes', { 353 data: { 354 // Request data. 355 request: _.extend({ 356 per_page: 100 357 }, request) 358 }, 359 360 beforeSend: function() { 361 if ( ! paginated ) { 362 // Spin it. 363 $( 'body' ).addClass( 'loading-content' ).removeClass( 'no-results' ); 364 } 365 } 366 }); 367 }, 368 369 // Static status controller for when we are loading themes. 370 loadingThemes: false 371 }); 372 373 // This is the view that controls each theme item 374 // that will be displayed on the screen. 375 themes.view.Theme = wp.Backbone.View.extend({ 376 377 // Wrap theme data on a div.theme element. 378 className: 'theme', 379 380 // Reflects which theme view we have. 381 // 'grid' (default) or 'detail'. 382 state: 'grid', 383 384 // The HTML template for each element to be rendered. 385 html: themes.template( 'theme' ), 386 387 events: { 388 'click': themes.isInstall ? 'preview': 'expand', 389 'keydown': themes.isInstall ? 'preview': 'expand', 390 'touchend': themes.isInstall ? 'preview': 'expand', 391 'keyup': 'addFocus', 392 'touchmove': 'preventExpand', 393 'click .theme-install': 'installTheme', 394 'click .update-message': 'updateTheme' 395 }, 396 397 touchDrag: false, 398 399 initialize: function() { 400 this.model.on( 'change', this.render, this ); 401 }, 402 403 render: function() { 404 var data = this.model.toJSON(); 405 406 // Render themes using the html template. 407 this.$el.html( this.html( data ) ).attr({ 408 tabindex: 0, 409 'aria-describedby' : data.id + '-action ' + data.id + '-name', 410 'data-slug': data.id 411 }); 412 413 // Renders active theme styles. 414 this.activeTheme(); 415 416 if ( this.model.get( 'displayAuthor' ) ) { 417 this.$el.addClass( 'display-author' ); 418 } 419 }, 420 421 // Adds a class to the currently active theme 422 // and to the overlay in detailed view mode. 423 activeTheme: function() { 424 if ( this.model.get( 'active' ) ) { 425 this.$el.addClass( 'active' ); 426 } 427 }, 428 429 // Add class of focus to the theme we are focused on. 430 addFocus: function() { 431 var $themeToFocus = ( $( ':focus' ).hasClass( 'theme' ) ) ? $( ':focus' ) : $(':focus').parents('.theme'); 432 433 $('.theme.focus').removeClass('focus'); 434 $themeToFocus.addClass('focus'); 435 }, 436 437 // Single theme overlay screen. 438 // It's shown when clicking a theme. 439 expand: function( event ) { 440 var self = this; 441 442 event = event || window.event; 443 444 // 'Enter' and 'Space' keys expand the details view when a theme is :focused. 445 if ( event.type === 'keydown' && ( event.which !== 13 && event.which !== 32 ) ) { 446 return; 447 } 448 449 // Bail if the user scrolled on a touch device. 450 if ( this.touchDrag === true ) { 451 return this.touchDrag = false; 452 } 453 454 // Prevent the modal from showing when the user clicks 455 // one of the direct action buttons. 456 if ( $( event.target ).is( '.theme-actions a' ) ) { 457 return; 458 } 459 460 // Prevent the modal from showing when the user clicks one of the direct action buttons. 461 if ( $( event.target ).is( '.theme-actions a, .update-message, .button-link, .notice-dismiss' ) ) { 462 return; 463 } 464 465 // Set focused theme to current element. 466 themes.focusedTheme = this.$el; 467 468 this.trigger( 'theme:expand', self.model.cid ); 469 }, 470 471 preventExpand: function() { 472 this.touchDrag = true; 473 }, 474 475 preview: function( event ) { 476 var self = this, 477 current, preview; 478 479 event = event || window.event; 480 481 // Bail if the user scrolled on a touch device. 482 if ( this.touchDrag === true ) { 483 return this.touchDrag = false; 484 } 485 486 // Allow direct link path to installing a theme. 487 if ( $( event.target ).not( '.install-theme-preview' ).parents( '.theme-actions' ).length ) { 488 return; 489 } 490 491 // 'Enter' and 'Space' keys expand the details view when a theme is :focused. 492 if ( event.type === 'keydown' && ( event.which !== 13 && event.which !== 32 ) ) { 493 return; 494 } 495 496 // Pressing Enter while focused on the buttons shouldn't open the preview. 497 if ( event.type === 'keydown' && event.which !== 13 && $( ':focus' ).hasClass( 'button' ) ) { 498 return; 499 } 500 501 event.preventDefault(); 502 503 event = event || window.event; 504 505 // Set focus to current theme. 506 themes.focusedTheme = this.$el; 507 508 // Construct a new Preview view. 509 themes.preview = preview = new themes.view.Preview({ 510 model: this.model 511 }); 512 513 // Render the view and append it. 514 preview.render(); 515 this.setNavButtonsState(); 516 517 // Hide previous/next navigation if there is only one theme. 518 if ( this.model.collection.length === 1 ) { 519 preview.$el.addClass( 'no-navigation' ); 520 } else { 521 preview.$el.removeClass( 'no-navigation' ); 522 } 523 524 // Append preview. 525 $( 'div.wrap' ).append( preview.el ); 526 527 // Listen to our preview object 528 // for `theme:next` and `theme:previous` events. 529 this.listenTo( preview, 'theme:next', function() { 530 531 // Keep local track of current theme model. 532 current = self.model; 533 534 // If we have ventured away from current model update the current model position. 535 if ( ! _.isUndefined( self.current ) ) { 536 current = self.current; 537 } 538 539 // Get next theme model. 540 self.current = self.model.collection.at( self.model.collection.indexOf( current ) + 1 ); 541 542 // If we have no more themes, bail. 543 if ( _.isUndefined( self.current ) ) { 544 self.options.parent.parent.trigger( 'theme:end' ); 545 return self.current = current; 546 } 547 548 preview.model = self.current; 549 550 // Render and append. 551 preview.render(); 552 this.setNavButtonsState(); 553 $( '.next-theme' ).trigger( 'focus' ); 554 }) 555 .listenTo( preview, 'theme:previous', function() { 556 557 // Keep track of current theme model. 558 current = self.model; 559 560 // Bail early if we are at the beginning of the collection. 561 if ( self.model.collection.indexOf( self.current ) === 0 ) { 562 return; 563 } 564 565 // If we have ventured away from current model update the current model position. 566 if ( ! _.isUndefined( self.current ) ) { 567 current = self.current; 568 } 569 570 // Get previous theme model. 571 self.current = self.model.collection.at( self.model.collection.indexOf( current ) - 1 ); 572 573 // If we have no more themes, bail. 574 if ( _.isUndefined( self.current ) ) { 575 return; 576 } 577 578 preview.model = self.current; 579 580 // Render and append. 581 preview.render(); 582 this.setNavButtonsState(); 583 $( '.previous-theme' ).trigger( 'focus' ); 584 }); 585 586 this.listenTo( preview, 'preview:close', function() { 587 self.current = self.model; 588 }); 589 590 }, 591 592 // Handles .disabled classes for previous/next buttons in theme installer preview. 593 setNavButtonsState: function() { 594 var $themeInstaller = $( '.theme-install-overlay' ), 595 current = _.isUndefined( this.current ) ? this.model : this.current, 596 previousThemeButton = $themeInstaller.find( '.previous-theme' ), 597 nextThemeButton = $themeInstaller.find( '.next-theme' ); 598 599 // Disable previous at the zero position. 600 if ( 0 === this.model.collection.indexOf( current ) ) { 601 previousThemeButton 602 .addClass( 'disabled' ) 603 .prop( 'disabled', true ); 604 605 nextThemeButton.trigger( 'focus' ); 606 } 607 608 // Disable next if the next model is undefined. 609 if ( _.isUndefined( this.model.collection.at( this.model.collection.indexOf( current ) + 1 ) ) ) { 610 nextThemeButton 611 .addClass( 'disabled' ) 612 .prop( 'disabled', true ); 613 614 previousThemeButton.trigger( 'focus' ); 615 } 616 }, 617 618 installTheme: function( event ) { 619 var _this = this; 620 621 event.preventDefault(); 622 623 wp.updates.maybeRequestFilesystemCredentials( event ); 624 625 $( document ).on( 'wp-theme-install-success', function( event, response ) { 626 if ( _this.model.get( 'id' ) === response.slug ) { 627 _this.model.set( { 'installed': true } ); 628 } 629 } ); 630 631 wp.updates.installTheme( { 632 slug: $( event.target ).data( 'slug' ) 633 } ); 634 }, 635 636 updateTheme: function( event ) { 637 var _this = this; 638 639 if ( ! this.model.get( 'hasPackage' ) ) { 640 return; 641 } 642 643 event.preventDefault(); 644 645 wp.updates.maybeRequestFilesystemCredentials( event ); 646 647 $( document ).on( 'wp-theme-update-success', function( event, response ) { 648 _this.model.off( 'change', _this.render, _this ); 649 if ( _this.model.get( 'id' ) === response.slug ) { 650 _this.model.set( { 651 hasUpdate: false, 652 version: response.newVersion 653 } ); 654 } 655 _this.model.on( 'change', _this.render, _this ); 656 } ); 657 658 wp.updates.updateTheme( { 659 slug: $( event.target ).parents( 'div.theme' ).first().data( 'slug' ) 660 } ); 661 } 662 }); 663 664 // Theme Details view. 665 // Sets up a modal overlay with the expanded theme data. 666 themes.view.Details = wp.Backbone.View.extend({ 667 668 // Wrap theme data on a div.theme element. 669 className: 'theme-overlay', 670 671 events: { 672 'click': 'collapse', 673 'click .delete-theme': 'deleteTheme', 674 'click .left': 'previousTheme', 675 'click .right': 'nextTheme', 676 'click #update-theme': 'updateTheme', 677 'click .toggle-auto-update': 'autoupdateState' 678 }, 679 680 // The HTML template for the theme overlay. 681 html: themes.template( 'theme-single' ), 682 683 render: function() { 684 var data = this.model.toJSON(); 685 this.$el.html( this.html( data ) ); 686 // Renders active theme styles. 687 this.activeTheme(); 688 // Set up navigation events. 689 this.navigation(); 690 // Checks screenshot size. 691 this.screenshotCheck( this.$el ); 692 // Contain "tabbing" inside the overlay. 693 this.containFocus( this.$el ); 694 }, 695 696 // Adds a class to the currently active theme 697 // and to the overlay in detailed view mode. 698 activeTheme: function() { 699 // Check the model has the active property. 700 this.$el.toggleClass( 'active', this.model.get( 'active' ) ); 701 }, 702 703 // Set initial focus and constrain tabbing within the theme browser modal. 704 containFocus: function( $el ) { 705 706 // Set initial focus on the primary action control. 707 _.delay( function() { 708 $( '.theme-overlay' ).trigger( 'focus' ); 709 }, 100 ); 710 711 // Constrain tabbing within the modal. 712 $el.on( 'keydown.wp-themes', function( event ) { 713 var $firstFocusable = $el.find( '.theme-header button:not(.disabled)' ).first(), 714 $lastFocusable = $el.find( '.theme-actions a:visible' ).last(); 715 716 // Check for the Tab key. 717 if ( 9 === event.which ) { 718 if ( $firstFocusable[0] === event.target && event.shiftKey ) { 719 $lastFocusable.trigger( 'focus' ); 720 event.preventDefault(); 721 } else if ( $lastFocusable[0] === event.target && ! event.shiftKey ) { 722 $firstFocusable.trigger( 'focus' ); 723 event.preventDefault(); 724 } 725 } 726 }); 727 }, 728 729 // Single theme overlay screen. 730 // It's shown when clicking a theme. 731 collapse: function( event ) { 732 var self = this, 733 scroll; 734 735 event = event || window.event; 736 737 // Prevent collapsing detailed view when there is only one theme available. 738 if ( themes.data.themes.length === 1 ) { 739 return; 740 } 741 742 // Detect if the click is inside the overlay and don't close it 743 // unless the target was the div.back button. 744 if ( $( event.target ).is( '.theme-backdrop' ) || $( event.target ).is( '.close' ) || event.keyCode === 27 ) { 745 746 // Add a temporary closing class while overlay fades out. 747 $( 'body' ).addClass( 'closing-overlay' ); 748 749 // With a quick fade out animation. 750 this.$el.fadeOut( 130, function() { 751 // Clicking outside the modal box closes the overlay. 752 $( 'body' ).removeClass( 'closing-overlay' ); 753 // Handle event cleanup. 754 self.closeOverlay(); 755 756 // Get scroll position to avoid jumping to the top. 757 scroll = document.body.scrollTop; 758 759 // Clean the URL structure. 760 themes.router.navigate( themes.router.baseUrl( '' ) ); 761 762 // Restore scroll position. 763 document.body.scrollTop = scroll; 764 765 // Return focus to the theme div. 766 if ( themes.focusedTheme ) { 767 themes.focusedTheme.trigger( 'focus' ); 768 } 769 }); 770 } 771 }, 772 773 // Handles .disabled classes for next/previous buttons. 774 navigation: function() { 775 776 // Disable Left/Right when at the start or end of the collection. 777 if ( this.model.cid === this.model.collection.at(0).cid ) { 778 this.$el.find( '.left' ) 779 .addClass( 'disabled' ) 780 .prop( 'disabled', true ); 781 } 782 if ( this.model.cid === this.model.collection.at( this.model.collection.length - 1 ).cid ) { 783 this.$el.find( '.right' ) 784 .addClass( 'disabled' ) 785 .prop( 'disabled', true ); 786 } 787 }, 788 789 // Performs the actions to effectively close 790 // the theme details overlay. 791 closeOverlay: function() { 792 $( 'body' ).removeClass( 'modal-open' ); 793 this.remove(); 794 this.unbind(); 795 this.trigger( 'theme:collapse' ); 796 }, 797 798 // Set state of the auto-update settings link after it has been changed and saved. 799 autoupdateState: function() { 800 var callback, 801 _this = this; 802 803 // Support concurrent clicks in different Theme Details overlays. 804 callback = function( event, data ) { 805 var autoupdate; 806 if ( _this.model.get( 'id' ) === data.asset ) { 807 autoupdate = _this.model.get( 'autoupdate' ); 808 autoupdate.enabled = 'enable' === data.state; 809 _this.model.set( { autoupdate: autoupdate } ); 810 $( document ).off( 'wp-auto-update-setting-changed', callback ); 811 } 812 }; 813 814 // Triggered in updates.js 815 $( document ).on( 'wp-auto-update-setting-changed', callback ); 816 }, 817 818 updateTheme: function( event ) { 819 var _this = this; 820 event.preventDefault(); 821 822 wp.updates.maybeRequestFilesystemCredentials( event ); 823 824 $( document ).on( 'wp-theme-update-success', function( event, response ) { 825 if ( _this.model.get( 'id' ) === response.slug ) { 826 _this.model.set( { 827 hasUpdate: false, 828 version: response.newVersion 829 } ); 830 } 831 _this.render(); 832 } ); 833 834 wp.updates.updateTheme( { 835 slug: $( event.target ).data( 'slug' ) 836 } ); 837 }, 838 839 deleteTheme: function( event ) { 840 var _this = this, 841 _collection = _this.model.collection, 842 _themes = themes; 843 event.preventDefault(); 844 845 // Confirmation dialog for deleting a theme. 846 if ( ! window.confirm( wp.themes.data.settings.confirmDelete ) ) { 847 return; 848 } 849 850 wp.updates.maybeRequestFilesystemCredentials( event ); 851 852 $( document ).one( 'wp-theme-delete-success', function( event, response ) { 853 _this.$el.find( '.close' ).trigger( 'click' ); 854 $( '[data-slug="' + response.slug + '"]' ).css( { backgroundColor:'#faafaa' } ).fadeOut( 350, function() { 855 $( this ).remove(); 856 _themes.data.themes = _.without( _themes.data.themes, _.findWhere( _themes.data.themes, { id: response.slug } ) ); 857 858 $( '.wp-filter-search' ).val( '' ); 859 _collection.doSearch( '' ); 860 _collection.remove( _this.model ); 861 _collection.trigger( 'themes:update' ); 862 } ); 863 } ); 864 865 wp.updates.deleteTheme( { 866 slug: this.model.get( 'id' ) 867 } ); 868 }, 869 870 nextTheme: function() { 871 var self = this; 872 self.trigger( 'theme:next', self.model.cid ); 873 return false; 874 }, 875 876 previousTheme: function() { 877 var self = this; 878 self.trigger( 'theme:previous', self.model.cid ); 879 return false; 880 }, 881 882 // Checks if the theme screenshot is the old 300px width version 883 // and adds a corresponding class if it's true. 884 screenshotCheck: function( el ) { 885 var screenshot, image; 886 887 screenshot = el.find( '.screenshot img' ); 888 image = new Image(); 889 image.src = screenshot.attr( 'src' ); 890 891 // Width check. 892 if ( image.width && image.width <= 300 ) { 893 el.addClass( 'small-screenshot' ); 894 } 895 } 896 }); 897 898 // Theme Preview view. 899 // Sets up a modal overlay with the expanded theme data. 900 themes.view.Preview = themes.view.Details.extend({ 901 902 className: 'wp-full-overlay expanded', 903 el: '.theme-install-overlay', 904 905 events: { 906 'click .close-full-overlay': 'close', 907 'click .collapse-sidebar': 'collapse', 908 'click .devices button': 'previewDevice', 909 'click .previous-theme': 'previousTheme', 910 'click .next-theme': 'nextTheme', 911 'keyup': 'keyEvent', 912 'click .theme-install': 'installTheme' 913 }, 914 915 // The HTML template for the theme preview. 916 html: themes.template( 'theme-preview' ), 917 918 render: function() { 919 var self = this, 920 currentPreviewDevice, 921 data = this.model.toJSON(), 922 $body = $( document.body ); 923 924 $body.attr( 'aria-busy', 'true' ); 925 926 this.$el.removeClass( 'iframe-ready' ).html( this.html( data ) ); 927 928 currentPreviewDevice = this.$el.data( 'current-preview-device' ); 929 if ( currentPreviewDevice ) { 930 self.tooglePreviewDeviceButtons( currentPreviewDevice ); 931 } 932 933 themes.router.navigate( themes.router.baseUrl( themes.router.themePath + this.model.get( 'id' ) ), { replace: false } ); 934 935 this.$el.fadeIn( 200, function() { 936 $body.addClass( 'theme-installer-active full-overlay-active' ); 937 }); 938 939 this.$el.find( 'iframe' ).one( 'load', function() { 940 self.iframeLoaded(); 941 }); 942 }, 943 944 iframeLoaded: function() { 945 this.$el.addClass( 'iframe-ready' ); 946 $( document.body ).attr( 'aria-busy', 'false' ); 947 }, 948 949 close: function() { 950 this.$el.fadeOut( 200, function() { 951 $( 'body' ).removeClass( 'theme-installer-active full-overlay-active' ); 952 953 // Return focus to the theme div. 954 if ( themes.focusedTheme ) { 955 themes.focusedTheme.trigger( 'focus' ); 956 } 957 }).removeClass( 'iframe-ready' ); 958 959 // Restore the previous browse tab if available. 960 if ( themes.router.selectedTab ) { 961 themes.router.navigate( themes.router.baseUrl( '?browse=' + themes.router.selectedTab ) ); 962 themes.router.selectedTab = false; 963 } else { 964 themes.router.navigate( themes.router.baseUrl( '' ) ); 965 } 966 this.trigger( 'preview:close' ); 967 this.undelegateEvents(); 968 this.unbind(); 969 return false; 970 }, 971 972 collapse: function( event ) { 973 var $button = $( event.currentTarget ); 974 if ( 'true' === $button.attr( 'aria-expanded' ) ) { 975 $button.attr({ 'aria-expanded': 'false', 'aria-label': l10n.expandSidebar }); 976 } else { 977 $button.attr({ 'aria-expanded': 'true', 'aria-label': l10n.collapseSidebar }); 978 } 979 980 this.$el.toggleClass( 'collapsed' ).toggleClass( 'expanded' ); 981 return false; 982 }, 983 984 previewDevice: function( event ) { 985 var device = $( event.currentTarget ).data( 'device' ); 986 987 this.$el 988 .removeClass( 'preview-desktop preview-tablet preview-mobile' ) 989 .addClass( 'preview-' + device ) 990 .data( 'current-preview-device', device ); 991 992 this.tooglePreviewDeviceButtons( device ); 993 }, 994 995 tooglePreviewDeviceButtons: function( newDevice ) { 996 var $devices = $( '.wp-full-overlay-footer .devices' ); 997 998 $devices.find( 'button' ) 999 .removeClass( 'active' ) 1000 .attr( 'aria-pressed', false ); 1001 1002 $devices.find( 'button.preview-' + newDevice ) 1003 .addClass( 'active' ) 1004 .attr( 'aria-pressed', true ); 1005 }, 1006 1007 keyEvent: function( event ) { 1008 // The escape key closes the preview. 1009 if ( event.keyCode === 27 ) { 1010 this.undelegateEvents(); 1011 this.close(); 1012 } 1013 // The right arrow key, next theme. 1014 if ( event.keyCode === 39 ) { 1015 _.once( this.nextTheme() ); 1016 } 1017 1018 // The left arrow key, previous theme. 1019 if ( event.keyCode === 37 ) { 1020 this.previousTheme(); 1021 } 1022 }, 1023 1024 installTheme: function( event ) { 1025 var _this = this, 1026 $target = $( event.target ); 1027 event.preventDefault(); 1028 1029 if ( $target.hasClass( 'disabled' ) ) { 1030 return; 1031 } 1032 1033 wp.updates.maybeRequestFilesystemCredentials( event ); 1034 1035 $( document ).on( 'wp-theme-install-success', function() { 1036 _this.model.set( { 'installed': true } ); 1037 } ); 1038 1039 wp.updates.installTheme( { 1040 slug: $target.data( 'slug' ) 1041 } ); 1042 } 1043 }); 1044 1045 // Controls the rendering of div.themes, 1046 // a wrapper that will hold all the theme elements. 1047 themes.view.Themes = wp.Backbone.View.extend({ 1048 1049 className: 'themes wp-clearfix', 1050 $overlay: $( 'div.theme-overlay' ), 1051 1052 // Number to keep track of scroll position 1053 // while in theme-overlay mode. 1054 index: 0, 1055 1056 // The theme count element. 1057 count: $( '.wrap .theme-count' ), 1058 1059 // The live themes count. 1060 liveThemeCount: 0, 1061 1062 initialize: function( options ) { 1063 var self = this; 1064 1065 // Set up parent. 1066 this.parent = options.parent; 1067 1068 // Set current view to [grid]. 1069 this.setView( 'grid' ); 1070 1071 // Move the active theme to the beginning of the collection. 1072 self.currentTheme(); 1073 1074 // When the collection is updated by user input... 1075 this.listenTo( self.collection, 'themes:update', function() { 1076 self.parent.page = 0; 1077 self.currentTheme(); 1078 self.render( this ); 1079 } ); 1080 1081 // Update theme count to full result set when available. 1082 this.listenTo( self.collection, 'query:success', function( count ) { 1083 if ( _.isNumber( count ) ) { 1084 self.count.text( count ); 1085 self.announceSearchResults( count ); 1086 } else { 1087 self.count.text( self.collection.length ); 1088 self.announceSearchResults( self.collection.length ); 1089 } 1090 }); 1091 1092 this.listenTo( self.collection, 'query:empty', function() { 1093 $( 'body' ).addClass( 'no-results' ); 1094 }); 1095 1096 this.listenTo( this.parent, 'theme:scroll', function() { 1097 self.renderThemes( self.parent.page ); 1098 }); 1099 1100 this.listenTo( this.parent, 'theme:close', function() { 1101 if ( self.overlay ) { 1102 self.overlay.closeOverlay(); 1103 } 1104 } ); 1105 1106 // Bind keyboard events. 1107 $( 'body' ).on( 'keyup', function( event ) { 1108 if ( ! self.overlay ) { 1109 return; 1110 } 1111 1112 // Bail if the filesystem credentials dialog is shown. 1113 if ( $( '#request-filesystem-credentials-dialog' ).is( ':visible' ) ) { 1114 return; 1115 } 1116 1117 // Pressing the right arrow key fires a theme:next event. 1118 if ( event.keyCode === 39 ) { 1119 self.overlay.nextTheme(); 1120 } 1121 1122 // Pressing the left arrow key fires a theme:previous event. 1123 if ( event.keyCode === 37 ) { 1124 self.overlay.previousTheme(); 1125 } 1126 1127 // Pressing the escape key fires a theme:collapse event. 1128 if ( event.keyCode === 27 ) { 1129 self.overlay.collapse( event ); 1130 } 1131 }); 1132 }, 1133 1134 // Manages rendering of theme pages 1135 // and keeping theme count in sync. 1136 render: function() { 1137 // Clear the DOM, please. 1138 this.$el.empty(); 1139 1140 // If the user doesn't have switch capabilities or there is only one theme 1141 // in the collection, render the detailed view of the active theme. 1142 if ( themes.data.themes.length === 1 ) { 1143 1144 // Constructs the view. 1145 this.singleTheme = new themes.view.Details({ 1146 model: this.collection.models[0] 1147 }); 1148 1149 // Render and apply a 'single-theme' class to our container. 1150 this.singleTheme.render(); 1151 this.$el.addClass( 'single-theme' ); 1152 this.$el.append( this.singleTheme.el ); 1153 } 1154 1155 // Generate the themes using page instance 1156 // while checking the collection has items. 1157 if ( this.options.collection.size() > 0 ) { 1158 this.renderThemes( this.parent.page ); 1159 } 1160 1161 // Display a live theme count for the collection. 1162 this.liveThemeCount = this.collection.count ? this.collection.count : this.collection.length; 1163 this.count.text( this.liveThemeCount ); 1164 1165 /* 1166 * In the theme installer the themes count is already announced 1167 * because `announceSearchResults` is called on `query:success`. 1168 */ 1169 if ( ! themes.isInstall ) { 1170 this.announceSearchResults( this.liveThemeCount ); 1171 } 1172 }, 1173 1174 // Iterates through each instance of the collection 1175 // and renders each theme module. 1176 renderThemes: function( page ) { 1177 var self = this; 1178 1179 self.instance = self.collection.paginate( page ); 1180 1181 // If we have no more themes, bail. 1182 if ( self.instance.size() === 0 ) { 1183 // Fire a no-more-themes event. 1184 this.parent.trigger( 'theme:end' ); 1185 return; 1186 } 1187 1188 // Make sure the add-new stays at the end. 1189 if ( ! themes.isInstall && page >= 1 ) { 1190 $( '.add-new-theme' ).remove(); 1191 } 1192 1193 // Loop through the themes and setup each theme view. 1194 self.instance.each( function( theme ) { 1195 self.theme = new themes.view.Theme({ 1196 model: theme, 1197 parent: self 1198 }); 1199 1200 // Render the views... 1201 self.theme.render(); 1202 // ...and append them to div.themes. 1203 self.$el.append( self.theme.el ); 1204 1205 // Binds to theme:expand to show the modal box 1206 // with the theme details. 1207 self.listenTo( self.theme, 'theme:expand', self.expand, self ); 1208 }); 1209 1210 // 'Add new theme' element shown at the end of the grid. 1211 if ( ! themes.isInstall && themes.data.settings.canInstall ) { 1212 this.$el.append( '<div class="theme add-new-theme"><a href="' + themes.data.settings.installURI + '"><div class="theme-screenshot"><span></span></div><h2 class="theme-name">' + l10n.addNew + '</h2></a></div>' ); 1213 } 1214 1215 this.parent.page++; 1216 }, 1217 1218 // Grabs current theme and puts it at the beginning of the collection. 1219 currentTheme: function() { 1220 var self = this, 1221 current; 1222 1223 current = self.collection.findWhere({ active: true }); 1224 1225 // Move the active theme to the beginning of the collection. 1226 if ( current ) { 1227 self.collection.remove( current ); 1228 self.collection.add( current, { at:0 } ); 1229 } 1230 }, 1231 1232 // Sets current view. 1233 setView: function( view ) { 1234 return view; 1235 }, 1236 1237 // Renders the overlay with the ThemeDetails view. 1238 // Uses the current model data. 1239 expand: function( id ) { 1240 var self = this, $card, $modal; 1241 1242 // Set the current theme model. 1243 this.model = self.collection.get( id ); 1244 1245 // Trigger a route update for the current model. 1246 themes.router.navigate( themes.router.baseUrl( themes.router.themePath + this.model.id ) ); 1247 1248 // Sets this.view to 'detail'. 1249 this.setView( 'detail' ); 1250 $( 'body' ).addClass( 'modal-open' ); 1251 1252 // Set up the theme details view. 1253 this.overlay = new themes.view.Details({ 1254 model: self.model 1255 }); 1256 1257 this.overlay.render(); 1258 1259 if ( this.model.get( 'hasUpdate' ) ) { 1260 $card = $( '[data-slug="' + this.model.id + '"]' ); 1261 $modal = $( this.overlay.el ); 1262 1263 if ( $card.find( '.updating-message' ).length ) { 1264 $modal.find( '.notice-warning h3' ).remove(); 1265 $modal.find( '.notice-warning' ) 1266 .removeClass( 'notice-large' ) 1267 .addClass( 'updating-message' ) 1268 .find( 'p' ).text( wp.updates.l10n.updating ); 1269 } else if ( $card.find( '.notice-error' ).length ) { 1270 $modal.find( '.notice-warning' ).remove(); 1271 } 1272 } 1273 1274 this.$overlay.html( this.overlay.el ); 1275 1276 // Bind to theme:next and theme:previous triggered by the arrow keys. 1277 // Keep track of the current model so we can infer an index position. 1278 this.listenTo( this.overlay, 'theme:next', function() { 1279 // Renders the next theme on the overlay. 1280 self.next( [ self.model.cid ] ); 1281 1282 }) 1283 .listenTo( this.overlay, 'theme:previous', function() { 1284 // Renders the previous theme on the overlay. 1285 self.previous( [ self.model.cid ] ); 1286 }); 1287 }, 1288 1289 /* 1290 * This method renders the next theme on the overlay modal 1291 * based on the current position in the collection. 1292 * 1293 * @params [model cid] 1294 */ 1295 next: function( args ) { 1296 var self = this, 1297 model, nextModel; 1298 1299 // Get the current theme. 1300 model = self.collection.get( args[0] ); 1301 // Find the next model within the collection. 1302 nextModel = self.collection.at( self.collection.indexOf( model ) + 1 ); 1303 1304 // Sanity check which also serves as a boundary test. 1305 if ( nextModel !== undefined ) { 1306 1307 // We have a new theme... 1308 // Close the overlay. 1309 this.overlay.closeOverlay(); 1310 1311 // Trigger a route update for the current model. 1312 self.theme.trigger( 'theme:expand', nextModel.cid ); 1313 1314 } 1315 }, 1316 1317 /* 1318 * This method renders the previous theme on the overlay modal 1319 * based on the current position in the collection. 1320 * 1321 * @params [model cid] 1322 */ 1323 previous: function( args ) { 1324 var self = this, 1325 model, previousModel; 1326 1327 // Get the current theme. 1328 model = self.collection.get( args[0] ); 1329 // Find the previous model within the collection. 1330 previousModel = self.collection.at( self.collection.indexOf( model ) - 1 ); 1331 1332 if ( previousModel !== undefined ) { 1333 1334 // We have a new theme... 1335 // Close the overlay. 1336 this.overlay.closeOverlay(); 1337 1338 // Trigger a route update for the current model. 1339 self.theme.trigger( 'theme:expand', previousModel.cid ); 1340 1341 } 1342 }, 1343 1344 // Dispatch audible search results feedback message. 1345 announceSearchResults: function( count ) { 1346 if ( 0 === count ) { 1347 wp.a11y.speak( l10n.noThemesFound ); 1348 } else { 1349 wp.a11y.speak( l10n.themesFound.replace( '%d', count ) ); 1350 } 1351 } 1352 }); 1353 1354 // Search input view controller. 1355 themes.view.Search = wp.Backbone.View.extend({ 1356 1357 tagName: 'input', 1358 className: 'wp-filter-search', 1359 id: 'wp-filter-search-input', 1360 searching: false, 1361 1362 attributes: { 1363 placeholder: l10n.searchPlaceholder, 1364 type: 'search', 1365 'aria-describedby': 'live-search-desc' 1366 }, 1367 1368 events: { 1369 'input': 'search', 1370 'keyup': 'search', 1371 'blur': 'pushState' 1372 }, 1373 1374 initialize: function( options ) { 1375 1376 this.parent = options.parent; 1377 1378 this.listenTo( this.parent, 'theme:close', function() { 1379 this.searching = false; 1380 } ); 1381 1382 }, 1383 1384 search: function( event ) { 1385 // Clear on escape. 1386 if ( event.type === 'keyup' && event.which === 27 ) { 1387 event.target.value = ''; 1388 } 1389 1390 // Since doSearch is debounced, it will only run when user input comes to a rest. 1391 this.doSearch( event ); 1392 }, 1393 1394 // Runs a search on the theme collection. 1395 doSearch: function( event ) { 1396 var options = {}; 1397 1398 this.collection.doSearch( event.target.value.replace( /\+/g, ' ' ) ); 1399 1400 // if search is initiated and key is not return. 1401 if ( this.searching && event.which !== 13 ) { 1402 options.replace = true; 1403 } else { 1404 this.searching = true; 1405 } 1406 1407 // Update the URL hash. 1408 if ( event.target.value ) { 1409 themes.router.navigate( themes.router.baseUrl( themes.router.searchPath + event.target.value ), options ); 1410 } else { 1411 themes.router.navigate( themes.router.baseUrl( '' ) ); 1412 } 1413 }, 1414 1415 pushState: function( event ) { 1416 var url = themes.router.baseUrl( '' ); 1417 1418 if ( event.target.value ) { 1419 url = themes.router.baseUrl( themes.router.searchPath + encodeURIComponent( event.target.value ) ); 1420 } 1421 1422 this.searching = false; 1423 themes.router.navigate( url ); 1424 1425 } 1426 }); 1427 1428 /** 1429 * Navigate router. 1430 * 1431 * @since 4.9.0 1432 * 1433 * @param {string} url - URL to navigate to. 1434 * @param {Object} state - State. 1435 * @return {void} 1436 */ 1437 function navigateRouter( url, state ) { 1438 var router = this; 1439 if ( Backbone.history._hasPushState ) { 1440 Backbone.Router.prototype.navigate.call( router, url, state ); 1441 } 1442 } 1443 1444 // Sets up the routes events for relevant url queries. 1445 // Listens to [theme] and [search] params. 1446 themes.Router = Backbone.Router.extend({ 1447 1448 routes: { 1449 'themes.php?theme=:slug': 'theme', 1450 'themes.php?search=:query': 'search', 1451 'themes.php?s=:query': 'search', 1452 'themes.php': 'themes', 1453 '': 'themes' 1454 }, 1455 1456 baseUrl: function( url ) { 1457 return 'themes.php' + url; 1458 }, 1459 1460 themePath: '?theme=', 1461 searchPath: '?search=', 1462 1463 search: function( query ) { 1464 $( '.wp-filter-search' ).val( query.replace( /\+/g, ' ' ) ); 1465 }, 1466 1467 themes: function() { 1468 $( '.wp-filter-search' ).val( '' ); 1469 }, 1470 1471 navigate: navigateRouter 1472 1473 }); 1474 1475 // Execute and setup the application. 1476 themes.Run = { 1477 init: function() { 1478 // Initializes the blog's theme library view. 1479 // Create a new collection with data. 1480 this.themes = new themes.Collection( themes.data.themes ); 1481 1482 // Set up the view. 1483 this.view = new themes.view.Appearance({ 1484 collection: this.themes 1485 }); 1486 1487 this.render(); 1488 1489 // Start debouncing user searches after Backbone.history.start(). 1490 this.view.SearchView.doSearch = _.debounce( this.view.SearchView.doSearch, 500 ); 1491 }, 1492 1493 render: function() { 1494 1495 // Render results. 1496 this.view.render(); 1497 this.routes(); 1498 1499 if ( Backbone.History.started ) { 1500 Backbone.history.stop(); 1501 } 1502 Backbone.history.start({ 1503 root: themes.data.settings.adminUrl, 1504 pushState: true, 1505 hashChange: false 1506 }); 1507 }, 1508 1509 routes: function() { 1510 var self = this; 1511 // Bind to our global thx object 1512 // so that the object is available to sub-views. 1513 themes.router = new themes.Router(); 1514 1515 // Handles theme details route event. 1516 themes.router.on( 'route:theme', function( slug ) { 1517 self.view.view.expand( slug ); 1518 }); 1519 1520 themes.router.on( 'route:themes', function() { 1521 self.themes.doSearch( '' ); 1522 self.view.trigger( 'theme:close' ); 1523 }); 1524 1525 // Handles search route event. 1526 themes.router.on( 'route:search', function() { 1527 $( '.wp-filter-search' ).trigger( 'keyup' ); 1528 }); 1529 1530 this.extraRoutes(); 1531 }, 1532 1533 extraRoutes: function() { 1534 return false; 1535 } 1536 }; 1537 1538 // Extend the main Search view. 1539 themes.view.InstallerSearch = themes.view.Search.extend({ 1540 1541 events: { 1542 'input': 'search', 1543 'keyup': 'search' 1544 }, 1545 1546 terms: '', 1547 1548 // Handles Ajax request for searching through themes in public repo. 1549 search: function( event ) { 1550 1551 // Tabbing or reverse tabbing into the search input shouldn't trigger a search. 1552 if ( event.type === 'keyup' && ( event.which === 9 || event.which === 16 ) ) { 1553 return; 1554 } 1555 1556 this.collection = this.options.parent.view.collection; 1557 1558 // Clear on escape. 1559 if ( event.type === 'keyup' && event.which === 27 ) { 1560 event.target.value = ''; 1561 } 1562 1563 this.doSearch( event.target.value ); 1564 }, 1565 1566 doSearch: function( value ) { 1567 var request = {}; 1568 1569 // Don't do anything if the search terms haven't changed. 1570 if ( this.terms === value ) { 1571 return; 1572 } 1573 1574 // Updates terms with the value passed. 1575 this.terms = value; 1576 1577 request.search = value; 1578 1579 /* 1580 * Intercept an [author] search. 1581 * 1582 * If input value starts with `author:` send a request 1583 * for `author` instead of a regular `search`. 1584 */ 1585 if ( value.substring( 0, 7 ) === 'author:' ) { 1586 request.search = ''; 1587 request.author = value.slice( 7 ); 1588 } 1589 1590 /* 1591 * Intercept a [tag] search. 1592 * 1593 * If input value starts with `tag:` send a request 1594 * for `tag` instead of a regular `search`. 1595 */ 1596 if ( value.substring( 0, 4 ) === 'tag:' ) { 1597 request.search = ''; 1598 request.tag = [ value.slice( 4 ) ]; 1599 } 1600 1601 $( '.filter-links li > a.current' ) 1602 .removeClass( 'current' ) 1603 .removeAttr( 'aria-current' ); 1604 1605 $( 'body' ).removeClass( 'show-filters filters-applied show-favorites-form' ); 1606 $( '.drawer-toggle' ).attr( 'aria-expanded', 'false' ); 1607 1608 // Get the themes by sending Ajax POST request to api.wordpress.org/themes 1609 // or searching the local cache. 1610 this.collection.query( request ); 1611 1612 // Set route. 1613 themes.router.navigate( themes.router.baseUrl( themes.router.searchPath + encodeURIComponent( value ) ), { replace: true } ); 1614 } 1615 }); 1616 1617 themes.view.Installer = themes.view.Appearance.extend({ 1618 1619 el: '#wpbody-content .wrap', 1620 1621 // Register events for sorting and filters in theme-navigation. 1622 events: { 1623 'click .filter-links li > a': 'onSort', 1624 'click .theme-filter': 'onFilter', 1625 'click .drawer-toggle': 'moreFilters', 1626 'click .filter-drawer .apply-filters': 'applyFilters', 1627 'click .filter-group [type="checkbox"]': 'addFilter', 1628 'click .filter-drawer .clear-filters': 'clearFilters', 1629 'click .edit-filters': 'backToFilters', 1630 'click .favorites-form-submit' : 'saveUsername', 1631 'keyup #wporg-username-input': 'saveUsername' 1632 }, 1633 1634 // Initial render method. 1635 render: function() { 1636 var self = this; 1637 1638 this.search(); 1639 this.uploader(); 1640 1641 this.collection = new themes.Collection(); 1642 1643 // Bump `collection.currentQuery.page` and request more themes if we hit the end of the page. 1644 this.listenTo( this, 'theme:end', function() { 1645 1646 // Make sure we are not already loading. 1647 if ( self.collection.loadingThemes ) { 1648 return; 1649 } 1650 1651 // Set loadingThemes to true and bump page instance of currentQuery. 1652 self.collection.loadingThemes = true; 1653 self.collection.currentQuery.page++; 1654 1655 // Use currentQuery.page to build the themes request. 1656 _.extend( self.collection.currentQuery.request, { page: self.collection.currentQuery.page } ); 1657 self.collection.query( self.collection.currentQuery.request ); 1658 }); 1659 1660 this.listenTo( this.collection, 'query:success', function() { 1661 $( 'body' ).removeClass( 'loading-content' ); 1662 $( '.theme-browser' ).find( 'div.error' ).remove(); 1663 }); 1664 1665 this.listenTo( this.collection, 'query:fail', function() { 1666 $( 'body' ).removeClass( 'loading-content' ); 1667 $( '.theme-browser' ).find( 'div.error' ).remove(); 1668 $( '.theme-browser' ).find( 'div.themes' ).before( '<div class="error"><p>' + l10n.error + '</p><p><button class="button try-again">' + l10n.tryAgain + '</button></p></div>' ); 1669 $( '.theme-browser .error .try-again' ).on( 'click', function( e ) { 1670 e.preventDefault(); 1671 $( 'input.wp-filter-search' ).trigger( 'input' ); 1672 } ); 1673 }); 1674 1675 if ( this.view ) { 1676 this.view.remove(); 1677 } 1678 1679 // Sets up the view and passes the section argument. 1680 this.view = new themes.view.Themes({ 1681 collection: this.collection, 1682 parent: this 1683 }); 1684 1685 // Reset pagination every time the install view handler is run. 1686 this.page = 0; 1687 1688 // Render and append. 1689 this.$el.find( '.themes' ).remove(); 1690 this.view.render(); 1691 this.$el.find( '.theme-browser' ).append( this.view.el ).addClass( 'rendered' ); 1692 }, 1693 1694 // Handles all the rendering of the public theme directory. 1695 browse: function( section ) { 1696 // Create a new collection with the proper theme data 1697 // for each section. 1698 this.collection.query( { browse: section } ); 1699 }, 1700 1701 // Sorting navigation. 1702 onSort: function( event ) { 1703 var $el = $( event.target ), 1704 sort = $el.data( 'sort' ); 1705 1706 event.preventDefault(); 1707 1708 $( 'body' ).removeClass( 'filters-applied show-filters' ); 1709 $( '.drawer-toggle' ).attr( 'aria-expanded', 'false' ); 1710 1711 // Bail if this is already active. 1712 if ( $el.hasClass( this.activeClass ) ) { 1713 return; 1714 } 1715 1716 this.sort( sort ); 1717 1718 // Trigger a router.navigate update. 1719 themes.router.navigate( themes.router.baseUrl( themes.router.browsePath + sort ) ); 1720 }, 1721 1722 sort: function( sort ) { 1723 this.clearSearch(); 1724 1725 // Track sorting so we can restore the correct tab when closing preview. 1726 themes.router.selectedTab = sort; 1727 1728 $( '.filter-links li > a, .theme-filter' ) 1729 .removeClass( this.activeClass ) 1730 .removeAttr( 'aria-current' ); 1731 1732 $( '[data-sort="' + sort + '"]' ) 1733 .addClass( this.activeClass ) 1734 .attr( 'aria-current', 'page' ); 1735 1736 if ( 'favorites' === sort ) { 1737 $( 'body' ).addClass( 'show-favorites-form' ); 1738 } else { 1739 $( 'body' ).removeClass( 'show-favorites-form' ); 1740 } 1741 1742 this.browse( sort ); 1743 }, 1744 1745 // Filters and Tags. 1746 onFilter: function( event ) { 1747 var request, 1748 $el = $( event.target ), 1749 filter = $el.data( 'filter' ); 1750 1751 // Bail if this is already active. 1752 if ( $el.hasClass( this.activeClass ) ) { 1753 return; 1754 } 1755 1756 $( '.filter-links li > a, .theme-section' ) 1757 .removeClass( this.activeClass ) 1758 .removeAttr( 'aria-current' ); 1759 $el 1760 .addClass( this.activeClass ) 1761 .attr( 'aria-current', 'page' ); 1762 1763 if ( ! filter ) { 1764 return; 1765 } 1766 1767 // Construct the filter request 1768 // using the default values. 1769 filter = _.union( [ filter, this.filtersChecked() ] ); 1770 request = { tag: [ filter ] }; 1771 1772 // Get the themes by sending Ajax POST request to api.wordpress.org/themes 1773 // or searching the local cache. 1774 this.collection.query( request ); 1775 }, 1776 1777 // Clicking on a checkbox to add another filter to the request. 1778 addFilter: function() { 1779 this.filtersChecked(); 1780 }, 1781 1782 // Applying filters triggers a tag request. 1783 applyFilters: function( event ) { 1784 var name, 1785 tags = this.filtersChecked(), 1786 request = { tag: tags }, 1787 filteringBy = $( '.filtered-by .tags' ); 1788 1789 if ( event ) { 1790 event.preventDefault(); 1791 } 1792 1793 if ( ! tags ) { 1794 wp.a11y.speak( l10n.selectFeatureFilter ); 1795 return; 1796 } 1797 1798 $( 'body' ).addClass( 'filters-applied' ); 1799 $( '.filter-links li > a.current' ) 1800 .removeClass( 'current' ) 1801 .removeAttr( 'aria-current' ); 1802 1803 filteringBy.empty(); 1804 1805 _.each( tags, function( tag ) { 1806 name = $( 'label[for="filter-id-' + tag + '"]' ).text(); 1807 filteringBy.append( '<span class="tag">' + name + '</span>' ); 1808 }); 1809 1810 // Get the themes by sending Ajax POST request to api.wordpress.org/themes 1811 // or searching the local cache. 1812 this.collection.query( request ); 1813 }, 1814 1815 // Save the user's WordPress.org username and get his favorite themes. 1816 saveUsername: function ( event ) { 1817 var username = $( '#wporg-username-input' ).val(), 1818 nonce = $( '#wporg-username-nonce' ).val(), 1819 request = { browse: 'favorites', user: username }, 1820 that = this; 1821 1822 if ( event ) { 1823 event.preventDefault(); 1824 } 1825 1826 // Save username on enter. 1827 if ( event.type === 'keyup' && event.which !== 13 ) { 1828 return; 1829 } 1830 1831 return wp.ajax.send( 'save-wporg-username', { 1832 data: { 1833 _wpnonce: nonce, 1834 username: username 1835 }, 1836 success: function () { 1837 // Get the themes by sending Ajax POST request to api.wordpress.org/themes 1838 // or searching the local cache. 1839 that.collection.query( request ); 1840 } 1841 } ); 1842 }, 1843 1844 /** 1845 * Get the checked filters. 1846 * 1847 * @return {Array} of tags or false 1848 */ 1849 filtersChecked: function() { 1850 var items = $( '.filter-group' ).find( ':checkbox' ), 1851 tags = []; 1852 1853 _.each( items.filter( ':checked' ), function( item ) { 1854 tags.push( $( item ).prop( 'value' ) ); 1855 }); 1856 1857 // When no filters are checked, restore initial state and return. 1858 if ( tags.length === 0 ) { 1859 $( '.filter-drawer .apply-filters' ).find( 'span' ).text( '' ); 1860 $( '.filter-drawer .clear-filters' ).hide(); 1861 $( 'body' ).removeClass( 'filters-applied' ); 1862 return false; 1863 } 1864 1865 $( '.filter-drawer .apply-filters' ).find( 'span' ).text( tags.length ); 1866 $( '.filter-drawer .clear-filters' ).css( 'display', 'inline-block' ); 1867 1868 return tags; 1869 }, 1870 1871 activeClass: 'current', 1872 1873 /** 1874 * When users press the "Upload Theme" button, show the upload form in place. 1875 */ 1876 uploader: function() { 1877 var uploadViewToggle = $( '.upload-view-toggle' ), 1878 $body = $( document.body ); 1879 1880 uploadViewToggle.on( 'click', function() { 1881 // Toggle the upload view. 1882 $body.toggleClass( 'show-upload-view' ); 1883 // Toggle the `aria-expanded` button attribute. 1884 uploadViewToggle.attr( 'aria-expanded', $body.hasClass( 'show-upload-view' ) ); 1885 }); 1886 }, 1887 1888 // Toggle the full filters navigation. 1889 moreFilters: function( event ) { 1890 var $body = $( 'body' ), 1891 $toggleButton = $( '.drawer-toggle' ); 1892 1893 event.preventDefault(); 1894 1895 if ( $body.hasClass( 'filters-applied' ) ) { 1896 return this.backToFilters(); 1897 } 1898 1899 this.clearSearch(); 1900 1901 themes.router.navigate( themes.router.baseUrl( '' ) ); 1902 // Toggle the feature filters view. 1903 $body.toggleClass( 'show-filters' ); 1904 // Toggle the `aria-expanded` button attribute. 1905 $toggleButton.attr( 'aria-expanded', $body.hasClass( 'show-filters' ) ); 1906 }, 1907 1908 /** 1909 * Clears all the checked filters. 1910 * 1911 * @uses filtersChecked() 1912 */ 1913 clearFilters: function( event ) { 1914 var items = $( '.filter-group' ).find( ':checkbox' ), 1915 self = this; 1916 1917 event.preventDefault(); 1918 1919 _.each( items.filter( ':checked' ), function( item ) { 1920 $( item ).prop( 'checked', false ); 1921 return self.filtersChecked(); 1922 }); 1923 }, 1924 1925 backToFilters: function( event ) { 1926 if ( event ) { 1927 event.preventDefault(); 1928 } 1929 1930 $( 'body' ).removeClass( 'filters-applied' ); 1931 }, 1932 1933 clearSearch: function() { 1934 $( '#wp-filter-search-input').val( '' ); 1935 } 1936 }); 1937 1938 themes.InstallerRouter = Backbone.Router.extend({ 1939 routes: { 1940 'theme-install.php?theme=:slug': 'preview', 1941 'theme-install.php?browse=:sort': 'sort', 1942 'theme-install.php?search=:query': 'search', 1943 'theme-install.php': 'sort' 1944 }, 1945 1946 baseUrl: function( url ) { 1947 return 'theme-install.php' + url; 1948 }, 1949 1950 themePath: '?theme=', 1951 browsePath: '?browse=', 1952 searchPath: '?search=', 1953 1954 search: function( query ) { 1955 $( '.wp-filter-search' ).val( query.replace( /\+/g, ' ' ) ); 1956 }, 1957 1958 navigate: navigateRouter 1959 }); 1960 1961 1962 themes.RunInstaller = { 1963 1964 init: function() { 1965 // Set up the view. 1966 // Passes the default 'section' as an option. 1967 this.view = new themes.view.Installer({ 1968 section: 'featured', 1969 SearchView: themes.view.InstallerSearch 1970 }); 1971 1972 // Render results. 1973 this.render(); 1974 1975 // Start debouncing user searches after Backbone.history.start(). 1976 this.view.SearchView.doSearch = _.debounce( this.view.SearchView.doSearch, 500 ); 1977 }, 1978 1979 render: function() { 1980 1981 // Render results. 1982 this.view.render(); 1983 this.routes(); 1984 1985 if ( Backbone.History.started ) { 1986 Backbone.history.stop(); 1987 } 1988 Backbone.history.start({ 1989 root: themes.data.settings.adminUrl, 1990 pushState: true, 1991 hashChange: false 1992 }); 1993 }, 1994 1995 routes: function() { 1996 var self = this, 1997 request = {}; 1998 1999 // Bind to our global `wp.themes` object 2000 // so that the router is available to sub-views. 2001 themes.router = new themes.InstallerRouter(); 2002 2003 // Handles `theme` route event. 2004 // Queries the API for the passed theme slug. 2005 themes.router.on( 'route:preview', function( slug ) { 2006 2007 // Remove existing handlers. 2008 if ( themes.preview ) { 2009 themes.preview.undelegateEvents(); 2010 themes.preview.unbind(); 2011 } 2012 2013 // If the theme preview is active, set the current theme. 2014 if ( self.view.view.theme && self.view.view.theme.preview ) { 2015 self.view.view.theme.model = self.view.collection.findWhere( { 'slug': slug } ); 2016 self.view.view.theme.preview(); 2017 } else { 2018 2019 // Select the theme by slug. 2020 request.theme = slug; 2021 self.view.collection.query( request ); 2022 self.view.collection.trigger( 'update' ); 2023 2024 // Open the theme preview. 2025 self.view.collection.once( 'query:success', function() { 2026 $( 'div[data-slug="' + slug + '"]' ).trigger( 'click' ); 2027 }); 2028 2029 } 2030 }); 2031 2032 /* 2033 * Handles sorting / browsing routes. 2034 * Also handles the root URL triggering a sort request 2035 * for `featured`, the default view. 2036 */ 2037 themes.router.on( 'route:sort', function( sort ) { 2038 if ( ! sort ) { 2039 sort = 'featured'; 2040 themes.router.navigate( themes.router.baseUrl( '?browse=featured' ), { replace: true } ); 2041 } 2042 self.view.sort( sort ); 2043 2044 // Close the preview if open. 2045 if ( themes.preview ) { 2046 themes.preview.close(); 2047 } 2048 }); 2049 2050 // The `search` route event. The router populates the input field. 2051 themes.router.on( 'route:search', function() { 2052 $( '.wp-filter-search' ).trigger( 'focus' ).trigger( 'keyup' ); 2053 }); 2054 2055 this.extraRoutes(); 2056 }, 2057 2058 extraRoutes: function() { 2059 return false; 2060 } 2061 }; 2062 2063 // Ready... 2064 $( document ).ready(function() { 2065 if ( themes.isInstall ) { 2066 themes.RunInstaller.init(); 2067 } else { 2068 themes.Run.init(); 2069 } 2070 2071 // Update the return param just in time. 2072 $( document.body ).on( 'click', '.load-customize', function() { 2073 var link = $( this ), urlParser = document.createElement( 'a' ); 2074 urlParser.href = link.prop( 'href' ); 2075 urlParser.search = $.param( _.extend( 2076 wp.customize.utils.parseQueryString( urlParser.search.substr( 1 ) ), 2077 { 2078 'return': window.location.href 2079 } 2080 ) ); 2081 link.prop( 'href', urlParser.href ); 2082 }); 2083 2084 $( '.broken-themes .delete-theme' ).on( 'click', function() { 2085 return confirm( _wpThemeSettings.settings.confirmDelete ); 2086 }); 2087 }); 2088 2089 })( jQuery ); 2090 2091 // Align theme browser thickbox. 2092 jQuery(document).ready( function($) { 2093 window.tb_position = function() { 2094 var tbWindow = $('#TB_window'), 2095 width = $(window).width(), 2096 H = $(window).height(), 2097 W = ( 1040 < width ) ? 1040 : width, 2098 adminbar_height = 0; 2099 2100 if ( $('#wpadminbar').length ) { 2101 adminbar_height = parseInt( $('#wpadminbar').css('height'), 10 ); 2102 } 2103 2104 if ( tbWindow.length >= 1 ) { 2105 tbWindow.width( W - 50 ).height( H - 45 - adminbar_height ); 2106 $('#TB_iframeContent').width( W - 50 ).height( H - 75 - adminbar_height ); 2107 tbWindow.css({'margin-left': '-' + parseInt( ( ( W - 50 ) / 2 ), 10 ) + 'px'}); 2108 if ( typeof document.body.style.maxWidth !== 'undefined' ) { 2109 tbWindow.css({'top': 20 + adminbar_height + 'px', 'margin-top': '0'}); 2110 } 2111 } 2112 }; 2113 2114 $(window).on( 'resize', function(){ tb_position(); }); 2115 });
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