678 lines
22 KiB
PHP
678 lines
22 KiB
PHP
<?php
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/**
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* Twenty Eleven Theme Options
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*
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* @package WordPress
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* @subpackage Twenty_Eleven
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* @since Twenty Eleven 1.0
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*/
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/**
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* Properly enqueue styles and scripts for our theme options page.
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*
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* This function is attached to the admin_enqueue_scripts action hook.
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*
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* @since Twenty Eleven 1.0
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*
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* @param string $hook_suffix An admin page's hook suffix.
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*/
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function twentyeleven_admin_enqueue_scripts( $hook_suffix ) {
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wp_enqueue_style( 'twentyeleven-theme-options', get_template_directory_uri() . '/inc/theme-options.css', false, '20110602' );
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wp_enqueue_script( 'twentyeleven-theme-options', get_template_directory_uri() . '/inc/theme-options.js', array( 'farbtastic' ), '20110610' );
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wp_enqueue_style( 'farbtastic' );
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}
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add_action( 'admin_print_styles-appearance_page_theme_options', 'twentyeleven_admin_enqueue_scripts' );
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/**
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* Register the form setting for our twentyeleven_options array.
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*
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* This function is attached to the admin_init action hook.
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*
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* This call to register_setting() registers a validation callback, twentyeleven_theme_options_validate(),
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* which is used when the option is saved, to ensure that our option values are complete, properly
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* formatted, and safe.
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*
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* @since Twenty Eleven 1.0
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*/
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function twentyeleven_theme_options_init() {
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register_setting(
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'twentyeleven_options', // Options group, see settings_fields() call in twentyeleven_theme_options_render_page().
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'twentyeleven_theme_options', // Database option, see twentyeleven_get_theme_options().
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'twentyeleven_theme_options_validate' // The sanitization callback, see twentyeleven_theme_options_validate().
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);
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// Register our settings field group.
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add_settings_section(
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'general', // Unique identifier for the settings section.
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'', // Section title (we don't want one).
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'__return_false', // Section callback (we don't want anything).
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'theme_options' // Menu slug, used to uniquely identify the page; see twentyeleven_theme_options_add_page().
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);
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// Register our individual settings fields.
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add_settings_field(
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'color_scheme', // Unique identifier for the field for this section.
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__( 'Color Scheme', 'twentyeleven' ), // Setting field label.
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'twentyeleven_settings_field_color_scheme', // Function that renders the settings field.
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'theme_options', // Menu slug, used to uniquely identify the page; see twentyeleven_theme_options_add_page().
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'general' // Settings section. Same as the first argument in the add_settings_section() above.
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);
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add_settings_field( 'link_color', __( 'Link Color', 'twentyeleven' ), 'twentyeleven_settings_field_link_color', 'theme_options', 'general' );
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add_settings_field( 'layout', __( 'Default Layout', 'twentyeleven' ), 'twentyeleven_settings_field_layout', 'theme_options', 'general' );
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}
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add_action( 'admin_init', 'twentyeleven_theme_options_init' );
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/**
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* Change the capability required to save the 'twentyeleven_options' options group.
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*
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* @see twentyeleven_theme_options_init() First parameter to register_setting() is the name of the options group.
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* @see twentyeleven_theme_options_add_page() The edit_theme_options capability is used for viewing the page.
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*
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* By default, the options groups for all registered settings require the manage_options capability.
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* This filter is required to change our theme options page to edit_theme_options instead.
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* By default, only administrators have either of these capabilities, but the desire here is
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* to allow for finer-grained control for roles and users.
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*
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* @param string $capability The capability used for the page, which is manage_options by default.
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* @return string The capability to actually use.
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*/
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function twentyeleven_option_page_capability( $capability ) {
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return 'edit_theme_options';
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}
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add_filter( 'option_page_capability_twentyeleven_options', 'twentyeleven_option_page_capability' );
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/**
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* Add a theme options page to the admin menu, including some help documentation.
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*
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* This function is attached to the admin_menu action hook.
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*
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* @since Twenty Eleven 1.0
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*/
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function twentyeleven_theme_options_add_page() {
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$theme_page = add_theme_page(
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__( 'Theme Options', 'twentyeleven' ), // Name of page.
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__( 'Theme Options', 'twentyeleven' ), // Label in menu.
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'edit_theme_options', // Capability required.
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'theme_options', // Menu slug, used to uniquely identify the page.
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'twentyeleven_theme_options_render_page' // Function that renders the options page.
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);
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if ( ! $theme_page ) {
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return;
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}
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add_action( "load-{$theme_page}", 'twentyeleven_theme_options_help' );
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}
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add_action( 'admin_menu', 'twentyeleven_theme_options_add_page' );
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function twentyeleven_theme_options_help() {
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$help = '<p>' . __( 'Some themes provide customization options that are grouped together on a Theme Options screen. If you change themes, options may change or disappear, as they are theme-specific. Your current theme, Twenty Eleven, provides the following Theme Options:', 'twentyeleven' ) . '</p>' .
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'<ol>' .
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'<li>' . __( '<strong>Color Scheme</strong>: You can choose a color palette of "Light" (light background with dark text) or "Dark" (dark background with light text) for your site.', 'twentyeleven' ) . '</li>' .
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'<li>' . __( '<strong>Link Color</strong>: You can choose the color used for text links on your site. You can enter the HTML color or hex code, or you can choose visually by clicking the "Select a Color" button to pick from a color wheel.', 'twentyeleven' ) . '</li>' .
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'<li>' . __( '<strong>Default Layout</strong>: You can choose if you want your site’s default layout to have a sidebar on the left, the right, or not at all.', 'twentyeleven' ) . '</li>' .
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'</ol>' .
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'<p>' . __( 'Remember to click "Save Changes" to save any changes you have made to the theme options.', 'twentyeleven' ) . '</p>';
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$sidebar = '<p><strong>' . __( 'For more information:', 'twentyeleven' ) . '</strong></p>' .
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'<p>' . __( '<a href="https://wordpress.org/support/article/appearance-customize-screen/" target="_blank">Documentation on Theme Options</a>', 'twentyeleven' ) . '</p>' .
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'<p>' . __( '<a href="https://wordpress.org/support/" target="_blank">Support</a>', 'twentyeleven' ) . '</p>';
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$screen = get_current_screen();
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if ( method_exists( $screen, 'add_help_tab' ) ) {
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// WordPress 3.3.0.
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$screen->add_help_tab(
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array(
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'title' => __( 'Overview', 'twentyeleven' ),
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'id' => 'theme-options-help',
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'content' => $help,
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)
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);
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$screen->set_help_sidebar( $sidebar );
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} else {
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// WordPress 3.2.0.
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add_contextual_help( $screen, $help . $sidebar );
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}
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}
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/**
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* Return an array of color schemes registered for Twenty Eleven.
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*
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* @since Twenty Eleven 1.0
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*/
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function twentyeleven_color_schemes() {
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$color_scheme_options = array(
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'light' => array(
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'value' => 'light',
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'label' => __( 'Light', 'twentyeleven' ),
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'thumbnail' => get_template_directory_uri() . '/inc/images/light.png',
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'default_link_color' => '#1b8be0',
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),
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'dark' => array(
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'value' => 'dark',
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'label' => __( 'Dark', 'twentyeleven' ),
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'thumbnail' => get_template_directory_uri() . '/inc/images/dark.png',
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'default_link_color' => '#e4741f',
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),
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);
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/**
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* Filter the Twenty Eleven color scheme options.
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*
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* @since Twenty Eleven 1.0
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*
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* @param array $color_scheme_options An associative array of color scheme options.
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*/
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return apply_filters( 'twentyeleven_color_schemes', $color_scheme_options );
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}
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/**
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* Return an array of layout options registered for Twenty Eleven.
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*
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* @since Twenty Eleven 1.0
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*/
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function twentyeleven_layouts() {
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$layout_options = array(
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'content-sidebar' => array(
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'value' => 'content-sidebar',
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'label' => __( 'Content on left', 'twentyeleven' ),
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'thumbnail' => get_template_directory_uri() . '/inc/images/content-sidebar.png',
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),
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'sidebar-content' => array(
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'value' => 'sidebar-content',
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'label' => __( 'Content on right', 'twentyeleven' ),
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'thumbnail' => get_template_directory_uri() . '/inc/images/sidebar-content.png',
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),
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'content' => array(
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'value' => 'content',
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'label' => __( 'One-column, no sidebar', 'twentyeleven' ),
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'thumbnail' => get_template_directory_uri() . '/inc/images/content.png',
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),
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);
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/**
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* Filter the Twenty Eleven layout options.
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*
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* @since Twenty Eleven 1.0
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*
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* @param array $layout_options An associative array of layout options.
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*/
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return apply_filters( 'twentyeleven_layouts', $layout_options );
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}
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/**
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* Return the default options for Twenty Eleven.
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*
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* @since Twenty Eleven 1.0
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*
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* @return array An array of default theme options.
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*/
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function twentyeleven_get_default_theme_options() {
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$default_theme_options = array(
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'color_scheme' => 'light',
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'link_color' => twentyeleven_get_default_link_color( 'light' ),
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'theme_layout' => 'content-sidebar',
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);
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if ( is_rtl() ) {
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$default_theme_options['theme_layout'] = 'sidebar-content';
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}
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/**
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* Filter the Twenty Eleven default options.
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*
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* @since Twenty Eleven 1.0
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*
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* @param array $default_theme_options An array of default theme options.
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*/
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return apply_filters( 'twentyeleven_default_theme_options', $default_theme_options );
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}
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/**
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* Return the default link color for Twenty Eleven, based on color scheme.
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*
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* @since Twenty Eleven 1.0
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*
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* @param string $color_scheme Optional. Color scheme.
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* Default null (or the active color scheme).
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* @return string The default link color.
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*/
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function twentyeleven_get_default_link_color( $color_scheme = null ) {
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if ( null === $color_scheme ) {
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$options = twentyeleven_get_theme_options();
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$color_scheme = $options['color_scheme'];
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}
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$color_schemes = twentyeleven_color_schemes();
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if ( ! isset( $color_schemes[ $color_scheme ] ) ) {
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return false;
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}
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return $color_schemes[ $color_scheme ]['default_link_color'];
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}
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/**
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* Return the options array for Twenty Eleven.
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*
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* @since Twenty Eleven 1.0
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*/
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function twentyeleven_get_theme_options() {
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return get_option( 'twentyeleven_theme_options', twentyeleven_get_default_theme_options() );
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}
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/**
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* Render the Color Scheme setting field.
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*
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* @since Twenty Eleven 1.3
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*/
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function twentyeleven_settings_field_color_scheme() {
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$options = twentyeleven_get_theme_options();
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foreach ( twentyeleven_color_schemes() as $scheme ) {
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?>
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<div class="layout image-radio-option color-scheme">
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<label class="description">
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<input type="radio" name="twentyeleven_theme_options[color_scheme]" value="<?php echo esc_attr( $scheme['value'] ); ?>" <?php checked( $options['color_scheme'], $scheme['value'] ); ?> />
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<input type="hidden" id="default-color-<?php echo esc_attr( $scheme['value'] ); ?>" value="<?php echo esc_attr( $scheme['default_link_color'] ); ?>" />
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<span>
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<img src="<?php echo esc_url( $scheme['thumbnail'] ); ?>" width="136" height="122" alt="" />
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<?php echo esc_html( $scheme['label'] ); ?>
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</span>
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</label>
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</div>
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<?php
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}
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}
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/**
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* Render the Link Color setting field.
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*
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* @since Twenty Eleven 1.3
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*/
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function twentyeleven_settings_field_link_color() {
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$options = twentyeleven_get_theme_options();
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?>
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<input type="text" name="twentyeleven_theme_options[link_color]" id="link-color" value="<?php echo esc_attr( $options['link_color'] ); ?>" />
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<a href="#" class="pickcolor hide-if-no-js" id="link-color-example"></a>
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<input type="button" class="pickcolor button hide-if-no-js" value="<?php esc_attr_e( 'Select a Color', 'twentyeleven' ); ?>" />
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<div id="colorPickerDiv" style="z-index: 100; background:#eee; border:1px solid #ccc; position:absolute; display:none;"></div>
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<br />
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<span>
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<?php
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/* translators: %s: Link color. */
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printf( __( 'Default color: %s', 'twentyeleven' ), '<span id="default-color">' . twentyeleven_get_default_link_color( $options['color_scheme'] ) . '</span>' );
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?>
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</span>
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<?php
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}
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/**
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* Render the Layout setting field.
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*
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* @since Twenty Eleven 1.3
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*/
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function twentyeleven_settings_field_layout() {
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$options = twentyeleven_get_theme_options();
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foreach ( twentyeleven_layouts() as $layout ) {
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?>
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<div class="layout image-radio-option theme-layout">
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<label class="description">
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<input type="radio" name="twentyeleven_theme_options[theme_layout]" value="<?php echo esc_attr( $layout['value'] ); ?>" <?php checked( $options['theme_layout'], $layout['value'] ); ?> />
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<span>
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<img src="<?php echo esc_url( $layout['thumbnail'] ); ?>" width="136" height="122" alt="" />
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<?php echo esc_html( $layout['label'] ); ?>
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</span>
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</label>
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</div>
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<?php
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}
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}
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/**
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* Render the theme options page for Twenty Eleven.
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*
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* @since Twenty Eleven 1.2
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*/
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function twentyeleven_theme_options_render_page() {
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?>
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<div class="wrap">
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<?php screen_icon(); ?>
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<?php $theme_name = function_exists( 'wp_get_theme' ) ? wp_get_theme() : get_current_theme(); ?>
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<h2>
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<?php
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/* translators: %s: Theme name. */
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printf( __( '%s Theme Options', 'twentyeleven' ), $theme_name );
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?>
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</h2>
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<?php settings_errors(); ?>
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<form method="post" action="options.php">
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<?php
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settings_fields( 'twentyeleven_options' );
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do_settings_sections( 'theme_options' );
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submit_button();
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?>
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</form>
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</div>
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<?php
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}
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/**
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* Sanitize and validate form input.
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*
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* Accepts an array, return a sanitized array.
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*
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* @see twentyeleven_theme_options_init()
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* @todo set up Reset Options action
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*
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* @since Twenty Eleven 1.0
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*
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* @param array $input An array of form input.
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*/
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function twentyeleven_theme_options_validate( $input ) {
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$defaults = twentyeleven_get_default_theme_options();
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$output = $defaults;
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// Color scheme must be in our array of color scheme options.
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if ( isset( $input['color_scheme'] ) && array_key_exists( $input['color_scheme'], twentyeleven_color_schemes() ) ) {
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$output['color_scheme'] = $input['color_scheme'];
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}
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// Our defaults for the link color may have changed, based on the color scheme.
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$defaults['link_color'] = twentyeleven_get_default_link_color( $output['color_scheme'] );
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$output['link_color'] = $defaults['link_color'];
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// Link color must be 3 or 6 hexadecimal characters.
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if ( isset( $input['link_color'] ) && preg_match( '/^#?([a-f0-9]{3}){1,2}$/i', $input['link_color'] ) ) {
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$output['link_color'] = '#' . strtolower( ltrim( $input['link_color'], '#' ) );
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}
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// Theme layout must be in our array of theme layout options.
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if ( isset( $input['theme_layout'] ) && array_key_exists( $input['theme_layout'], twentyeleven_layouts() ) ) {
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$output['theme_layout'] = $input['theme_layout'];
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}
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/**
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* Filter the Twenty Eleven sanitized form input array.
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*
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* @since Twenty Eleven 1.0
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*
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* @param array $output An array of sanitized form output.
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* @param array $input An array of un-sanitized form input.
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* @param array $defaults An array of default theme options.
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*/
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return apply_filters( 'twentyeleven_theme_options_validate', $output, $input, $defaults );
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}
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/**
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* Enqueue the styles for the current color scheme.
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*
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* @since Twenty Eleven 1.0
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*/
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function twentyeleven_enqueue_color_scheme() {
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$options = twentyeleven_get_theme_options();
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$color_scheme = $options['color_scheme'];
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if ( 'dark' == $color_scheme ) {
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wp_enqueue_style( 'dark', get_template_directory_uri() . '/colors/dark.css', array(), '20190404' );
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}
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/**
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* Fires after the styles for the Twenty Eleven color scheme are enqueued.
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*
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* @since Twenty Eleven 1.0
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*
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* @param string $color_scheme The color scheme.
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*/
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do_action( 'twentyeleven_enqueue_color_scheme', $color_scheme );
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}
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add_action( 'wp_enqueue_scripts', 'twentyeleven_enqueue_color_scheme' );
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/**
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* Add a style block to the theme for the current link color.
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*
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* This function is attached to the wp_head action hook.
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*
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* @since Twenty Eleven 1.0
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*/
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function twentyeleven_print_link_color_style() {
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$options = twentyeleven_get_theme_options();
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$link_color = $options['link_color'];
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$default_options = twentyeleven_get_default_theme_options();
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// Don't do anything if the current link color is the default.
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if ( $default_options['link_color'] == $link_color ) {
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return;
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}
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?>
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<style>
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/* Link color */
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a,
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#site-title a:focus,
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#site-title a:hover,
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#site-title a:active,
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.entry-title a:hover,
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.entry-title a:focus,
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.entry-title a:active,
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.widget_twentyeleven_ephemera .comments-link a:hover,
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section.recent-posts .other-recent-posts a[rel="bookmark"]:hover,
|
|
section.recent-posts .other-recent-posts .comments-link a:hover,
|
|
.format-image footer.entry-meta a:hover,
|
|
#site-generator a:hover {
|
|
color: <?php echo $link_color; ?>;
|
|
}
|
|
section.recent-posts .other-recent-posts .comments-link a:hover {
|
|
border-color: <?php echo $link_color; ?>;
|
|
}
|
|
article.feature-image.small .entry-summary p a:hover,
|
|
.entry-header .comments-link a:hover,
|
|
.entry-header .comments-link a:focus,
|
|
.entry-header .comments-link a:active,
|
|
.feature-slider a.active {
|
|
background-color: <?php echo $link_color; ?>;
|
|
}
|
|
</style>
|
|
<?php
|
|
}
|
|
add_action( 'wp_head', 'twentyeleven_print_link_color_style' );
|
|
|
|
/**
|
|
* Add Twenty Eleven layout classes to the array of body classes.
|
|
*
|
|
* @since Twenty Eleven 1.0
|
|
*
|
|
* @param array $existing_classes An array of existing body classes.
|
|
*/
|
|
function twentyeleven_layout_classes( $existing_classes ) {
|
|
$options = twentyeleven_get_theme_options();
|
|
$current_layout = $options['theme_layout'];
|
|
|
|
if ( in_array( $current_layout, array( 'content-sidebar', 'sidebar-content' ), true ) ) {
|
|
$classes = array( 'two-column' );
|
|
} else {
|
|
$classes = array( 'one-column' );
|
|
}
|
|
|
|
if ( 'content-sidebar' == $current_layout ) {
|
|
$classes[] = 'right-sidebar';
|
|
} elseif ( 'sidebar-content' == $current_layout ) {
|
|
$classes[] = 'left-sidebar';
|
|
} else {
|
|
$classes[] = $current_layout;
|
|
}
|
|
|
|
/**
|
|
* Filter the Twenty Eleven layout body classes.
|
|
*
|
|
* @since Twenty Eleven 1.0
|
|
*
|
|
* @param array $classes An array of body classes.
|
|
* @param string $current_layout The current theme layout.
|
|
*/
|
|
$classes = apply_filters( 'twentyeleven_layout_classes', $classes, $current_layout );
|
|
|
|
return array_merge( $existing_classes, $classes );
|
|
}
|
|
add_filter( 'body_class', 'twentyeleven_layout_classes' );
|
|
|
|
/**
|
|
* Implements Twenty Eleven theme options into Customizer
|
|
*
|
|
* @since Twenty Eleven 1.3
|
|
*
|
|
* @param object $wp_customize Customizer object.
|
|
*/
|
|
function twentyeleven_customize_register( $wp_customize ) {
|
|
$wp_customize->get_setting( 'blogname' )->transport = 'postMessage';
|
|
$wp_customize->get_setting( 'blogdescription' )->transport = 'postMessage';
|
|
$wp_customize->get_setting( 'header_textcolor' )->transport = 'postMessage';
|
|
|
|
if ( isset( $wp_customize->selective_refresh ) ) {
|
|
$wp_customize->selective_refresh->add_partial(
|
|
'blogname',
|
|
array(
|
|
'selector' => '#site-title a',
|
|
'container_inclusive' => false,
|
|
'render_callback' => 'twentyeleven_customize_partial_blogname',
|
|
)
|
|
);
|
|
$wp_customize->selective_refresh->add_partial(
|
|
'blogdescription',
|
|
array(
|
|
'selector' => '#site-description',
|
|
'container_inclusive' => false,
|
|
'render_callback' => 'twentyeleven_customize_partial_blogdescription',
|
|
)
|
|
);
|
|
}
|
|
|
|
$options = twentyeleven_get_theme_options();
|
|
$defaults = twentyeleven_get_default_theme_options();
|
|
|
|
$wp_customize->add_setting(
|
|
'twentyeleven_theme_options[color_scheme]',
|
|
array(
|
|
'default' => $defaults['color_scheme'],
|
|
'type' => 'option',
|
|
'capability' => 'edit_theme_options',
|
|
)
|
|
);
|
|
|
|
$schemes = twentyeleven_color_schemes();
|
|
$choices = array();
|
|
foreach ( $schemes as $scheme ) {
|
|
$choices[ $scheme['value'] ] = $scheme['label'];
|
|
}
|
|
|
|
$wp_customize->add_control(
|
|
'twentyeleven_color_scheme',
|
|
array(
|
|
'label' => __( 'Color Scheme', 'twentyeleven' ),
|
|
'section' => 'colors',
|
|
'settings' => 'twentyeleven_theme_options[color_scheme]',
|
|
'type' => 'radio',
|
|
'choices' => $choices,
|
|
'priority' => 5,
|
|
)
|
|
);
|
|
|
|
// Link Color (added to Color Scheme section in Customizer).
|
|
$wp_customize->add_setting(
|
|
'twentyeleven_theme_options[link_color]',
|
|
array(
|
|
'default' => twentyeleven_get_default_link_color( $options['color_scheme'] ),
|
|
'type' => 'option',
|
|
'sanitize_callback' => 'sanitize_hex_color',
|
|
'capability' => 'edit_theme_options',
|
|
)
|
|
);
|
|
|
|
$wp_customize->add_control(
|
|
new WP_Customize_Color_Control(
|
|
$wp_customize,
|
|
'link_color',
|
|
array(
|
|
'label' => __( 'Link Color', 'twentyeleven' ),
|
|
'section' => 'colors',
|
|
'settings' => 'twentyeleven_theme_options[link_color]',
|
|
)
|
|
)
|
|
);
|
|
|
|
// Default Layout.
|
|
$wp_customize->add_section(
|
|
'twentyeleven_layout',
|
|
array(
|
|
'title' => __( 'Layout', 'twentyeleven' ),
|
|
'priority' => 50,
|
|
)
|
|
);
|
|
|
|
$wp_customize->add_setting(
|
|
'twentyeleven_theme_options[theme_layout]',
|
|
array(
|
|
'type' => 'option',
|
|
'default' => $defaults['theme_layout'],
|
|
'sanitize_callback' => 'sanitize_key',
|
|
)
|
|
);
|
|
|
|
$layouts = twentyeleven_layouts();
|
|
$choices = array();
|
|
foreach ( $layouts as $layout ) {
|
|
$choices[ $layout['value'] ] = $layout['label'];
|
|
}
|
|
|
|
$wp_customize->add_control(
|
|
'twentyeleven_theme_options[theme_layout]',
|
|
array(
|
|
'section' => 'twentyeleven_layout',
|
|
'type' => 'radio',
|
|
'choices' => $choices,
|
|
)
|
|
);
|
|
}
|
|
add_action( 'customize_register', 'twentyeleven_customize_register' );
|
|
|
|
/**
|
|
* Render the site title for the selective refresh partial.
|
|
*
|
|
* @since Twenty Eleven 2.4
|
|
* @see twentyeleven_customize_register()
|
|
*
|
|
* @return void
|
|
*/
|
|
function twentyeleven_customize_partial_blogname() {
|
|
bloginfo( 'name' );
|
|
}
|
|
|
|
/**
|
|
* Render the site tagline for the selective refresh partial.
|
|
*
|
|
* @since Twenty Eleven 2.4
|
|
* @see twentyeleven_customize_register()
|
|
*
|
|
* @return void
|
|
*/
|
|
function twentyeleven_customize_partial_blogdescription() {
|
|
bloginfo( 'description' );
|
|
}
|
|
|
|
/**
|
|
* Bind JS handlers to make Customizer preview reload changes asynchronously.
|
|
*
|
|
* Used with blogname and blogdescription.
|
|
*
|
|
* @since Twenty Eleven 1.3
|
|
*/
|
|
function twentyeleven_customize_preview_js() {
|
|
wp_enqueue_script( 'twentyeleven-customizer', get_template_directory_uri() . '/inc/theme-customizer.js', array( 'customize-preview' ), '20150401', true );
|
|
}
|
|
add_action( 'customize_preview_init', 'twentyeleven_customize_preview_js' );
|