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<?php |
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/** |
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* Adds the Command Palette trigger button to the admin bar. |
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* |
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* @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance. |
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*/ |
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function gutenberg_admin_bar_command_palette_menu( WP_Admin_Bar $wp_admin_bar ): void { |
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if ( ! is_admin() || ! wp_script_is( 'wp-core-commands', 'enqueued' ) ) { |
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return; |
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} |
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|
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$shortcut_labels = array( |
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'appleOS' => _x( '⌘K', 'keyboard shortcut to open the command palette' ), |
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'default' => _x( 'Ctrl+K', 'keyboard shortcut to open the command palette' ), |
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); |
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$apple_pattern = 'Macintosh|Mac OS X|Mac_PowerPC'; |
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$is_apple_os = (bool) preg_match( "/{$apple_pattern}/i", $_SERVER['HTTP_USER_AGENT'] ?? '' ); |
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$shortcut_label = $is_apple_os ? $shortcut_labels['appleOS'] : $shortcut_labels['default']; |
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$title = sprintf( |
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'<span class="ab-icon" aria-hidden="true"></span><span class="ab-label"><kbd>%s</kbd><span class="screen-reader-text"> %s</span></span>', |
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$shortcut_label, |
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/* translators: Hidden accessibility text. */ |
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__( 'Open command palette' ), |
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); |
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|
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/* |
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* Detect Apple OS via JavaScript for sites behind a CDN blocking the UA header. |
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* |
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* Running the script as the admin bar is rendered avoids a flash of incorrect content |
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* for users with Apple OS when the UA header is blocked. It also prevents the need for |
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* wp-i18n to be loaded as a dependency. |
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*/ |
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$function = <<<'JS' |
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( applePattern, appleOSLabel ) => { |
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if ( ( new RegExp( applePattern ) ).test( navigator.userAgent ) ) { |
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document.querySelector( '#wp-admin-bar-command-palette .ab-label kbd' ).textContent = appleOSLabel; |
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} |
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} |
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JS; |
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$script = sprintf( |
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'( %s )( %s, %s );', |
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$function, |
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wp_json_encode( $apple_pattern, JSON_HEX_TAG | JSON_UNESCAPED_SLASHES ), |
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wp_json_encode( $shortcut_labels['appleOS'], JSON_HEX_TAG | JSON_UNESCAPED_SLASHES ) |
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); |
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$script .= "\n//# sourceURL=" . rawurlencode( __FUNCTION__ ); |
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$wp_admin_bar->add_node( |
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array( |
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'id' => 'command-palette', |
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'title' => $title, |
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'href' => '#', |
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'meta' => array( |
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'class' => 'hide-if-no-js', |
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'onclick' => 'wp.data.dispatch( "core/commands" ).open(); return false;', |
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'html' => wp_get_inline_script_tag( $script ), |
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), |
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) |
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); |
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} |
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if ( has_action( 'admin_bar_menu', 'wp_admin_bar_command_palette_menu' ) ) { |
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remove_action( 'admin_bar_menu', 'wp_admin_bar_command_palette_menu', 55 ); |
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} |
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add_action( 'admin_bar_menu', 'gutenberg_admin_bar_command_palette_menu', 55 ); |
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|
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function gutenberg_add_admin_bar_styles() { |
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if ( ! is_admin_bar_showing() ) { |
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return; |
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} |
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$css = <<<CSS |
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#wpadminbar #wp-admin-bar-command-palette .ab-icon:before { |
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content: "\\f179"; |
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content: "\\f179" / ''; |
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top: 3px; |
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} |
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#wpadminbar #wp-admin-bar-command-palette kbd { |
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background: transparent; |
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} |
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@media screen and (max-width: 782px) { |
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#wpadminbar #wp-admin-bar-command-palette .ab-icon:before { |
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text-indent: 0; |
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font: normal 32px/1 dashicons; |
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width: 52px; |
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text-align: center; |
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-webkit-font-smoothing: antialiased; |
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-moz-osx-font-smoothing: grayscale; |
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display: block; |
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font-size: 34px; |
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height: 46px; |
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line-height: 1.38235294; |
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top: 0; |
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} |
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#wpadminbar li#wp-admin-bar-command-palette { |
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display: block; |
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} |
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#wpadminbar #wp-admin-bar-command-palette { |
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position: static; |
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} |
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} |
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CSS; |
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wp_add_inline_style( 'admin-bar', $css ); |
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} |
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add_action( 'admin_bar_init', 'gutenberg_add_admin_bar_styles' ); |
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|
