/* global _wpThemeSettings, confirm */ window.wp = window.wp || {}; ( function($) { // Set up our namespace... var themes, l10n; themes = wp.themes = wp.themes || {}; // Store the theme data and settings for organized and quick access // themes.data.settings, themes.data.themes, themes.data.l10n themes.data = _wpThemeSettings; l10n = themes.data.l10n; // Setup app structure _.extend( themes, { model: {}, view: {}, routes: {}, router: {}, template: wp.template }); themes.model = Backbone.Model.extend({}); // Main view controller for themes.php // Unifies and renders all available views themes.view.Appearance = wp.Backbone.View.extend({ el: '#wpbody-content .wrap .theme-browser', window: $( window ), // Pagination instance page: 0, // Sets up a throttler for binding to 'scroll' initialize: function() { // Scroller checks how far the scroll position is _.bindAll( this, 'scroller' ); // Bind to the scroll event and throttle // the results from this.scroller this.window.bind( 'scroll', _.throttle( this.scroller, 300 ) ); }, // Main render control render: function() { // Setup the main theme view // with the current theme collection this.view = new themes.view.Themes({ collection: this.collection, parent: this }); // Render search form. this.search(); // Render and append this.view.render(); this.$el.append( this.view.el ); }, // Search input and view // for current theme collection search: function() { var view, self = this; view = new themes.view.Search({ collection: self.collection }); // Render and append after screen title view.render(); $('#wpbody h2:first').append( view.el ); }, // Checks when the user gets close to the bottom // of the mage and triggers a theme:scroll event scroller: function() { var self = this, bottom, threshold; bottom = this.window.scrollTop() + self.window.height(); threshold = self.$el.offset().top + self.$el.outerHeight( false ) - self.window.height(); threshold = Math.round( threshold * 0.9 ); if ( bottom > threshold ) { this.trigger( 'theme:scroll' ); } } }); // Set up the Collection for our theme data // @has 'id' 'name' 'screenshot' 'author' 'authorURI' 'version' 'active' ... themes.Collection = Backbone.Collection.extend({ model: themes.model, // Search terms terms: '', // Controls searching on the current theme collection // and triggers an update event doSearch: function( value ) { // Updates terms with the value passed this.terms = value; // If we have terms, run a search... if ( this.terms.length > 0 ) { this.search( this.terms ); } // If search is blank, show all themes // Useful for resetting the views when you clean the input if ( this.terms === '' ) { this.reset( themes.data.themes ); } // Trigger an 'update' event this.trigger( 'update' ); }, // Performs a search within the collection // @uses RegExp search: function( term ) { var self = this, match, results, haystack; // Start with a full collection self.reset( themes.data.themes ); // The RegExp object to match // // Consider spaces as word delimiters and match the whole string // so matching terms can be combined term = term.replace( ' ', ')(?=.*' ); match = new RegExp( '^(?=.*' + term + ').+', 'i' ); // Find results // _.filter and .test results = self.filter( function( data ) { haystack = _.union( data.get( 'name' ), data.get( 'author' ), data.get( 'tags' ) ); if ( match.test( data.get( 'author' ) ) ) { data.set( 'displayAuthor', true ); } return match.test( haystack ); }); self.reset( results ); }, // Paginates the collection with a helper method // that slices the collection paginate: function( instance ) { var collection = this; instance = instance || 0; // Themes per instance are set at 15 collection = _( collection.rest( 15 * instance ) ); collection = _( collection.first( 15 ) ); return collection; } }); // This is the view that controls each theme item // that will be displayed on the screen themes.view.Theme = wp.Backbone.View.extend({ // Wrap theme data on a div.theme element className: 'theme', // Reflects which theme view we have // 'grid' (default) or 'detail' state: 'grid', // The HTML template for each element to be rendered html: themes.template( 'theme' ), events: { 'click': 'expand' }, render: function() { var data = this.model.toJSON(); // Render themes using the html template this.$el.html( this.html( data ) ); // Renders active theme styles this.activeTheme(); if ( this.model.get( 'displayAuthor' ) ) { this.$el.addClass( 'display-author' ); } }, // Adds a class to the currently active theme // and to the overlay in detailed view mode activeTheme: function() { if ( this.model.get( 'active' ) ) { this.$el.addClass( 'active' ); $( '.theme-overlay' ).addClass( 'active' ); } }, // Single theme overlay screen // It's shown when clicking a theme expand: function( event ) { var self = this; event = event || window.event; // Prevent the modal from showing when the user clicks // one of the direct action buttons if ( $( event.target ).is( '.theme-actions a, .delete-theme' ) ) { return; } this.trigger( 'theme:expand', self.model.cid ); } }); // Theme Details view // Set ups a modal overlay with the expanded theme data themes.view.Details = wp.Backbone.View.extend({ // Wrap theme data on a div.theme element className: 'theme-overlay', events: { 'click': 'collapse', 'click .delete-theme': 'deleteTheme', 'click .left': 'previousTheme', 'click .right': 'nextTheme' }, // The HTML template for the theme overlay html: themes.template( 'theme-single' ), render: function() { var data = this.model.toJSON(); this.$el.html( this.html( data ) ); // Renders active theme styles this.activeTheme(); // Set up navigation events this.navigation(); }, // Adds a class to the currently active theme // and to the overlay in detailed view mode activeTheme: function() { // Check the model has the active property this.$el.toggleClass( 'active', this.model.get( 'active' ) ); }, // Single theme overlay screen // It's shown when clicking a theme collapse: function( event ) { var self = this, scroll; event = event || window.event; // Detect if the click is inside the overlay // and don't close it unless the target was // the div.back button if ( $( event.target ).is( '.theme-backdrop' ) || $( event.target ).is( 'div.back' ) || event.keyCode === 27 ) { // Add a temporary closing class while overlay fades out $( 'body' ).addClass( 'closing-overlay' ); // With a quick fade out animation this.$el.fadeOut( 130, function() { // Clicking outside the modal box closes the overlay $( 'body' ).removeClass( 'theme-overlay-open closing-overlay' ); // Handle event cleanup self.closeOverlay(); // Get scroll position to avoid jumping to the top scroll = document.body.scrollTop; // Clean the url structure themes.router.navigate( '' ); // Restore scroll position document.body.scrollTop = scroll; }); } }, // Handles arrow keys navigation for the overlay // Triggers theme:next and theme:previous events navigation: function() { var self = this; $( 'body' ).on( 'keyup', function( event ) { // Pressing the right arrow key fires a theme:next event if ( event.keyCode === 39 ) { self.trigger( 'theme:next', self.model.cid ); } // Pressing the left arrow key fires a theme:previous event if ( event.keyCode === 37 ) { self.trigger( 'theme:previous', self.model.cid ); } // Pressing the escape key closes the theme details panel if ( event.keyCode === 27 ) { self.collapse(); } }); }, // Performs the actions to effectively close // the theme details overlay closeOverlay: function() { this.remove(); this.unbind(); this.trigger( 'theme:collapse' ); }, // Setups an image gallery using the theme screenshots supplied by a theme screenshotGallery: function() { var screenshots = $( '#theme-screenshots' ), current, img; screenshots.find( 'div.first' ).next().addClass( 'selected' ); // Clicking on a screenshot thumbnail drops it // at the top of the stack in a larger size screenshots.on( 'click', 'div.thumb', function() { current = $( this ); img = $( this ).find( 'img' ).clone(); current.siblings( '.first' ).html( img ); current.siblings( '.selected' ).removeClass( 'selected' ); current.addClass( 'selected' ); }); }, // Confirmation dialoge for deleting a theme deleteTheme: function() { return confirm( themes.data.settings.confirmDelete ); }, nextTheme: function() { var self = this; self.trigger( 'theme:next', self.model.cid ); }, previousTheme: function() { var self = this; self.trigger( 'theme:previous', self.model.cid ); } }); // Controls the rendering of div.themes, // a wrapper that will hold all the theme elements themes.view.Themes = wp.Backbone.View.extend({ className: 'themes', // Number to keep track of scroll position // while in theme-overlay mode index: 0, // The theme count element count: $( '.theme-count' ), initialize: function( options ) { var self = this; // Set up parent this.parent = options.parent; // Set current view to [grid] this.setView( 'grid' ); // Move the active theme to the beginning of the collection self.currentTheme(); // When the collection is updated by user input... this.listenTo( self.collection, 'update', function() { self.parent.page = 0; self.currentTheme(); self.render( this ); }); this.listenTo( this.parent, 'theme:scroll', function() { self.renderThemes( self.parent.page ); }); }, // Manages rendering of theme pages // and keeping theme count in sync render: function() { // Clear the DOM, please this.$el.html( '' ); // Generate the themes // Using page instance this.renderThemes( this.parent.page ); // Display a live theme count for the collection this.count.text( this.collection.length ); }, // Iterates through each instance of the collection // and renders each theme module renderThemes: function( page ) { var self = this; self.instance = self.collection.paginate( page ); // If we have no more themes bail if ( self.instance.length === 0 ) { return; } // Make sure the add-new stays at the end if ( page >= 1 ) { $( '.add-new-theme' ).remove(); } // Loop through the themes and setup each theme view self.instance.each( function( theme ) { self.theme = new themes.view.Theme({ model: theme }); // Render the views... self.theme.render(); // and append them to div.themes self.$el.append( self.theme.el ); // Binds to theme:expand to show the modal box // with the theme details self.listenTo( self.theme, 'theme:expand', self.expand, self ); }); // 'Add new theme' element shown at the end of the grid if ( themes.data.settings.canInstall ) { this.$el.append( '
' ); } this.parent.page++; }, // Grabs current theme and puts it at the beginning of the collection currentTheme: function() { var self = this, current; current = self.collection.findWhere({ active: true }); // Move the active theme to the beginning of the collection if ( current ) { self.collection.remove( current ); self.collection.add( current, { at:0 } ); } }, // Sets current view setView: function( view ) { return view; }, // Renders the overlay with the ThemeDetails view // Uses the current model data expand: function( id ) { var self = this; // Set the current theme model this.model = self.collection.get( id ); // Trigger a route update for the current model themes.router.navigate( 'theme/' + this.model.id ); // Sets this.view to 'detail' this.setView( 'detail' ); $( 'body' ).addClass( 'theme-overlay-open' ); // Set up the theme details view this.overlay = new themes.view.Details({ model: self.model }); this.overlay.render(); this.$el.append( this.overlay.el ); this.overlay.screenshotGallery(); // Bind to theme:next and theme:previous // triggered by the arrow keys // // Keep track of the current model so we // can infer an index position this.listenTo( this.overlay, 'theme:next', function() { // Renders the next theme on the overlay self.next( [ self.model.cid ] ); self.overlay.screenshotGallery(); }) .listenTo( this.overlay, 'theme:previous', function() { // Renders the previous theme on the overlay self.previous( [ self.model.cid ] ); self.overlay.screenshotGallery(); }); }, // This method renders the next theme on the overlay modal // based on the current position in the collection // @params [model cid] next: function( args ) { var self = this, model, nextModel; // Get the current theme model = self.collection.get( args[0] ); // Find the next model within the collection nextModel = self.collection.at( self.collection.indexOf( model ) + 1 ); // Sanity check which also serves as a boundary test if ( nextModel !== undefined ) { // We have a new theme... // Close the overlay this.overlay.closeOverlay(); // Trigger a route update for the current model // that renders the new theme's overlay themes.router.navigate( 'theme/' + nextModel.id, { trigger: true } ); } }, // This method renders the previous theme on the overlay modal // based on the current position in the collection // @params [model cid] previous: function( args ) { var self = this, model, previousModel; // Get the current theme model = self.collection.get( args[0] ); // Find the previous model within the collection previousModel = self.collection.at( self.collection.indexOf( model ) - 1 ); if ( previousModel !== undefined ) { // We have a new theme... // Close the overlay this.overlay.closeOverlay(); // Trigger a route update for the current model // that renders the new theme's overlay themes.router.navigate( 'theme/' + previousModel.id, { trigger: true } ); } } }); // Search input view controller. themes.view.Search = wp.Backbone.View.extend({ tagName: 'input', className: 'theme-search', attributes: { placeholder: l10n.search }, events: { 'input': 'search', 'keyup': 'search', 'change': 'search', 'search': 'search' }, // Runs a search on the theme collection. search: function( event ) { // Clear on escape. if ( event.type === 'keyup' && event.which === 27 ) { event.target.value = ''; } this.collection.doSearch( event.target.value ); } }); // Sets up the routes events for relevant url queries // Listens to [theme] and [search] params themes.routes = Backbone.Router.extend({ routes: { 'search/:query': 'search', 'theme/:slug': 'theme' }, // Set the search input value based on url search: function( query ) { $( '.theme-search' ).val( query ); } }); // Make routes easily extendable _.extend( themes.routes, themes.data.settings.extraRoutes ); // Execute and setup the application themes.Run = { init: function() { // Initializes the blog's theme library view // Create a new collection with data this.themes = new themes.Collection( themes.data.themes ); // Set up the view this.view = new themes.view.Appearance({ collection: this.themes }); this.render(); }, render: function() { // Render results this.view.render(); // Calls the routes functionality this.routes(); // Set ups history with pushState and our root Backbone.history.start({ root: themes.data.settings.root }); }, routes: function() { var self = this; // Bind to our global thx object // so that the object is available to sub-views themes.router = new themes.routes(); // Handles theme details route event themes.router.on( 'route:theme', function( slug ) { self.view.view.expand( slug ); }); // Handles search route event themes.router.on( 'route:search', function( query ) { self.themes.doSearch( query ); }); } }; // Ready... jQuery( document ).ready( // Bring on the themes _.bind( themes.Run.init, themes.Run ) ); })( jQuery ); // Align theme browser thickbox var tb_position; jQuery(document).ready( function($) { tb_position = function() { var tbWindow = $('#TB_window'), width = $(window).width(), H = $(window).height(), W = ( 1040 < width ) ? 1040 : width, adminbar_height = 0; if ( $('body.admin-bar').length ) { adminbar_height = parseInt( jQuery('#wpadminbar').css('height'), 10 ); } if ( tbWindow.size() ) { tbWindow.width( W - 50 ).height( H - 45 - adminbar_height ); $('#TB_iframeContent').width( W - 50 ).height( H - 75 - adminbar_height ); tbWindow.css({'margin-left': '-' + parseInt( ( ( W - 50 ) / 2 ), 10 ) + 'px'}); if ( typeof document.body.style.maxWidth !== 'undefined' ) { tbWindow.css({'top': 20 + adminbar_height + 'px', 'margin-top': '0'}); } } }; $(window).resize(function(){ tb_position(); }); });