-jQuery(document).ready(function(b){var a=function(){var f=b("#TB_window"),e=b(window).width(),d=b(window).height(),c=(720<e)?720:e;if(f.size()){f.width(c-50).height(d-45);b("#TB_iframeContent").width(c-50).height(d-75);f.css({"margin-left":"-"+parseInt(((c-50)/2),10)+"px"});if(!(b.browser.msie&&b.browser.version.substr(0,1)<7)){f.css({top:"20px","margin-top":"0"})}}return b("#dashboard_plugins a.thickbox, .plugins a.thickbox").each(function(){var g=b(this).attr("href");if(!g){return}g=g.replace(/&width=[0-9]+/g,"");g=g.replace(/&height=[0-9]+/g,"");b(this).attr("href",g+"&width="+(c-80)+"&height="+(d-85))})};a().click(function(){b("#TB_title").css({"background-color":"#222",color:"#cfcfcf"});b("#TB_ajaxWindowTitle").html("<strong>"+plugininstallL10n.plugin_information+"</strong> "+b(this).attr("title"));return false});b("#plugin-information #sidemenu a").click(function(){var c=b(this).attr("name");b("#plugin-information-header a.current").removeClass("current");b(this).addClass("current");b("#section-holder div.section").hide();b("#section-"+c).show();return false})});
\ No newline at end of file
+/* global plugininstallL10n, tb_click, tb_remove */
+
+/**
+ * Functionality for the plugin install screens.
+ */
+var tb_position;
+jQuery( document ).ready( function( $ ) {
+
+ var tbWindow,
+ $focusedBefore,
+ $iframeBody,
+ $tabbables,
+ $firstTabbable,
+ $lastTabbable,
+ $uploadViewToggle = $( '.upload-view-toggle' ),
+ $wrap = $ ( '.wrap' ),
+ $body = $( document.body );
+
+ tb_position = function() {
+ var width = $( window ).width(),
+ H = $( window ).height() - ( ( 792 < width ) ? 60 : 20 ),
+ W = ( 792 < width ) ? 772 : width - 20;
+
+ tbWindow = $( '#TB_window' );
+
+ if ( tbWindow.length ) {
+ tbWindow.width( W ).height( H );
+ $( '#TB_iframeContent' ).width( W ).height( H );
+ tbWindow.css({
+ 'margin-left': '-' + parseInt( ( W / 2 ), 10 ) + 'px'
+ });
+ if ( typeof document.body.style.maxWidth !== 'undefined' ) {
+ tbWindow.css({
+ 'top': '30px',
+ 'margin-top': '0'
+ });
+ }
+ }
+
+ return $( 'a.thickbox' ).each( function() {
+ var href = $( this ).attr( 'href' );
+ if ( ! href ) {
+ return;
+ }
+ href = href.replace( /&width=[0-9]+/g, '' );
+ href = href.replace( /&height=[0-9]+/g, '' );
+ $(this).attr( 'href', href + '&width=' + W + '&height=' + ( H ) );
+ });
+ };
+
+ $( window ).resize( function() {
+ tb_position();
+ });
+
+ /*
+ * Custom events: when a Thickbox iframe has loaded and when the Thickbox
+ * modal gets removed from the DOM.
+ */
+ $body
+ .on( 'thickbox:iframe:loaded', tbWindow, function() {
+ iframeLoaded();
+ })
+ .on( 'thickbox:removed', function() {
+ // Set focus back to the element that opened the modal dialog.
+ // Note: IE 8 would need this wrapped in a fake setTimeout `0`.
+ $focusedBefore.focus();
+ });
+
+ function iframeLoaded() {
+ var $iframe = tbWindow.find( '#TB_iframeContent' );
+
+ // Get the iframe body.
+ $iframeBody = $iframe.contents().find( 'body' );
+
+ // Get the tabbable elements and handle the keydown event on first load.
+ handleTabbables();
+
+ // Set initial focus on the "Close" button.
+ $firstTabbable.focus();
+
+ /*
+ * When the "Install" button is disabled (e.g. the Plugin is already installed)
+ * then we can't predict where the last focusable element is. We need to get
+ * the tabbable elements and handle the keydown event again and again,
+ * each time the active tab panel changes.
+ */
+ $( '#plugin-information-tabs a', $iframeBody ).on( 'click', function() {
+ handleTabbables();
+ });
+
+ // Close the modal when pressing Escape.
+ $iframeBody.on( 'keydown', function( event ) {
+ if ( 27 !== event.which ) {
+ return;
+ }
+ tb_remove();
+ });
+ }
+
+ /*
+ * Get the tabbable elements and detach/attach the keydown event.
+ * Called after the iframe has fully loaded so we have all the elements we need.
+ * Called again each time a Tab gets clicked.
+ * @todo Consider to implement a WordPress general utility for this and don't use jQuery UI.
+ */
+ function handleTabbables() {
+ var $firstAndLast;
+ // Get all the tabbable elements.
+ $tabbables = $( ':tabbable', $iframeBody );
+ // Our first tabbable element is always the "Close" button.
+ $firstTabbable = tbWindow.find( '#TB_closeWindowButton' );
+ // Get the last tabbable element.
+ $lastTabbable = $tabbables.last();
+ // Make a jQuery collection.
+ $firstAndLast = $firstTabbable.add( $lastTabbable );
+ // Detach any previously attached keydown event.
+ $firstAndLast.off( 'keydown.wp-plugin-details' );
+ // Attach again the keydown event on the first and last focusable elements.
+ $firstAndLast.on( 'keydown.wp-plugin-details', function( event ) {
+ constrainTabbing( event );
+ });
+ }
+
+ // Constrain tabbing within the plugin modal dialog.
+ function constrainTabbing( event ) {
+ if ( 9 !== event.which ) {
+ return;
+ }
+
+ if ( $lastTabbable[0] === event.target && ! event.shiftKey ) {
+ event.preventDefault();
+ $firstTabbable.focus();
+ } else if ( $firstTabbable[0] === event.target && event.shiftKey ) {
+ event.preventDefault();
+ $lastTabbable.focus();
+ }
+ }
+
+ // Open the Plugin details modal.
+ $( '.thickbox.open-plugin-details-modal' ).on( 'click', function( e ) {
+ // The `data-title` attribute is used only in the Plugin screens.
+ var title = $( this ).data( 'title' ) ? plugininstallL10n.plugin_information + ' ' + $( this ).data( 'title' ) : plugininstallL10n.plugin_modal_label;
+
+ e.preventDefault();
+ e.stopPropagation();
+
+ // Store the element that has focus before opening the modal dialog, i.e. the control which opens it.
+ $focusedBefore = $( this );
+
+ tb_click.call(this);
+
+ // Set ARIA role and ARIA label.
+ tbWindow.attr({
+ 'role': 'dialog',
+ 'aria-label': plugininstallL10n.plugin_modal_label
+ });
+
+ // Set title attribute on the iframe.
+ tbWindow.find( '#TB_iframeContent' ).attr( 'title', title );
+ });
+
+ /* Plugin install related JS */
+ $( '#plugin-information-tabs a' ).click( function( event ) {
+ var tab = $( this ).attr( 'name' );
+ event.preventDefault();
+
+ // Flip the tab
+ $( '#plugin-information-tabs a.current' ).removeClass( 'current' );
+ $( this ).addClass( 'current' );
+
+ // Only show the fyi box in the description section, on smaller screen, where it's otherwise always displayed at the top.
+ if ( 'description' !== tab && $( window ).width() < 772 ) {
+ $( '#plugin-information-content' ).find( '.fyi' ).hide();
+ } else {
+ $( '#plugin-information-content' ).find( '.fyi' ).show();
+ }
+
+ // Flip the content.
+ $( '#section-holder div.section' ).hide(); // Hide 'em all.
+ $( '#section-' + tab ).show();
+ });
+
+ /*
+ * When a user presses the "Upload Plugin" button, show the upload form in place
+ * rather than sending them to the devoted upload plugin page.
+ * The `?tab=upload` page still exists for no-js support and for plugins that
+ * might access it directly. When we're in this page, let the link behave
+ * like a link. Otherwise we're in the normal plugin installer pages and the
+ * link should behave like a toggle button.
+ */
+ if ( ! $wrap.hasClass( 'plugin-install-tab-upload' ) ) {
+ $uploadViewToggle
+ .attr({
+ role: 'button',
+ 'aria-expanded': 'false'
+ })
+ .on( 'click', function( event ) {
+ event.preventDefault();
+ $body.toggleClass( 'show-upload-view' );
+ $uploadViewToggle.attr( 'aria-expanded', $body.hasClass( 'show-upload-view' ) );
+ });
+ }
+});