316 lines
9.2 KiB
PHP
316 lines
9.2 KiB
PHP
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<?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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*/
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add_action( 'admin_init', 'theme_options_init' );
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add_action( 'admin_menu', 'theme_options_add_page' );
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/**
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* Add theme options page styles and scripts
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*/
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wp_register_style( 'twentyeleven-theme-options', get_template_directory_uri() . '/inc/theme-options/theme-options.css', '', '0.1' );
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wp_register_script( 'twentyeleven-theme-options', get_template_directory_uri() . '/inc/theme-options/theme-options.js' );
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if ( isset( $_GET['page'] ) && $_GET['page'] == 'theme_options' ) {
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wp_enqueue_style( 'twentyeleven-theme-options' );
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wp_enqueue_script( 'twentyeleven-theme-options' );
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wp_enqueue_script( 'farbtastic' );
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wp_enqueue_style( 'farbtastic' );
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}
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/**
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* Init plugin options to white list our options
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*/
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function theme_options_init(){
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register_setting( 'twentyeleven_options', 'twentyeleven_theme_options', 'twentyeleven_theme_options_validate' );
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}
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/**
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* Load up the menu page
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*/
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function theme_options_add_page() {
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add_theme_page( __( 'Theme Options', 'twentyeleven' ), __( 'Theme Options', 'twentyeleven' ), 'edit_theme_options', 'theme_options', 'theme_options_do_page' );
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}
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/**
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* Return array for our color schemes
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*/
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function twentyeleven_color_schemes() {
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$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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),
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'dark' => array(
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'value' => 'dark',
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'label' => __( 'Dark', 'twentyeleven' )
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),
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);
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return $color_scheme_options;
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}
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/**
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* Return array for our layout options
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*/
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function twentyeleven_layouts() {
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$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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),
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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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),
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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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),
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);
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return $layout_options;
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}
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/**
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* Return the current Twenty Eleven theme options, with default values as fallback
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*/
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function twentyeleven_get_theme_options() {
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$defaults = array(
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'color_scheme' => 'light',
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'link_color' => '1b8be0',
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'theme_layout' => 'content-sidebar',
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);
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$options = get_option( 'twentyeleven_theme_options', $defaults );
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return $options;
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}
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/**
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* Create the options page
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*/
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function theme_options_do_page() {
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if ( ! isset( $_REQUEST['settings-updated'] ) )
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$_REQUEST['settings-updated'] = false;
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?>
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<div class="wrap">
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<?php screen_icon(); echo "<h2>" . get_current_theme() . __( ' Theme Options', 'twentyeleven' ) . "</h2>"; ?>
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<?php if ( false !== $_REQUEST['settings-updated'] ) : ?>
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<div class="updated fade"><p><strong><?php _e( 'Options saved', 'twentyeleven' ); ?></strong></p></div>
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<?php endif; ?>
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<form method="post" action="options.php">
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<?php settings_fields( 'twentyeleven_options' ); ?>
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<?php $options = twentyeleven_get_theme_options(); ?>
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<table class="form-table">
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<?php
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/**
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* Color Scheme Options
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*/
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?>
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<tr valign="top" class="image-radio-option"><th scope="row"><?php _e( 'Color Scheme', 'twentyeleven' ); ?></th>
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<td>
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<fieldset><legend class="screen-reader-text"><span><?php _e( 'Color Scheme', 'twentyeleven' ); ?></span></legend>
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<?php
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if ( ! isset( $checked ) )
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$checked = '';
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foreach ( twentyeleven_color_schemes() as $option ) {
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$radio_setting = $options['color_scheme'];
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if ( '' != $radio_setting ) {
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if ( $options['color_scheme'] == $option['value'] ) {
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$checked = "checked=\"checked\"";
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} else {
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$checked = '';
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}
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}
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?>
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<div class="layout">
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<label class="description">
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<input type="radio" name="twentyeleven_theme_options[color_scheme]" value="<?php esc_attr_e( $option['value'] ); ?>" <?php echo $checked; ?> />
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<span>
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<img src="<?php echo get_template_directory_uri(); ?>/inc/theme-options/images/<?php echo $option['value']; ?>.png"/>
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<?php echo $option['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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</fieldset>
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</td>
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</tr>
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<?php
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/**
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* Link Color Options
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*/
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?>
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<tr valign="top"><th scope="row"><?php _e( 'Link Color', 'twentyeleven' ); ?></th>
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<td>
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<fieldset><legend class="screen-reader-text"><span><?php _e( 'Link Color', 'twentyeleven' ); ?></span></legend>
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<input type="text" name="twentyeleven_theme_options[link_color]" id="link-color" value="<?php esc_attr_e( $options['link_color'] ); ?>" />
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<a class="hide-if-no-js" href="#" id="pickcolor"><?php _e( 'Select a Color', 'twentyeleven' ); ?></a>
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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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<small class="description"><?php printf( __( 'Default color: %s', 'twentyeleven' ), '#1b8be0' ); ?></small>
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</fieldset>
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</td>
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</tr>
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<?php
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/**
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* Layout Options
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*/
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?>
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<tr valign="top" class="image-radio-option"><th scope="row"><?php _e( 'Layout', 'twentyeleven' ); ?></th>
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<td>
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<fieldset><legend class="screen-reader-text"><span><?php _e( 'Color Scheme', 'twentyeleven' ); ?></span></legend>
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<?php
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if ( ! isset( $checked ) )
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$checked = '';
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foreach ( twentyeleven_layouts() as $option ) {
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$radio_setting = $options['theme_layout'];
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if ( '' != $radio_setting ) {
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if ( $options['theme_layout'] == $option['value'] ) {
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$checked = "checked=\"checked\"";
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} else {
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$checked = '';
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}
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}
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?>
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<div class="layout">
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<label class="description">
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<input type="radio" name="twentyeleven_theme_options[theme_layout]" value="<?php esc_attr_e( $option['value'] ); ?>" <?php echo $checked; ?> />
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<span>
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<img src="<?php echo get_template_directory_uri(); ?>/inc/theme-options/images/<?php echo $option['value']; ?>.png"/>
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<?php echo $option['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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</fieldset>
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</td>
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</tr>
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</table>
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<p class="submit">
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<input type="submit" class="button-primary" value="<?php _e( 'Save Options', 'twentyeleven' ); ?>" />
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</p>
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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 input. Accepts an array, return a sanitized array.
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*/
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function twentyeleven_theme_options_validate( $input ) {
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// todo get defaults, and use insteadd of null for fallback
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// could also be used to trigger a Reset Options action
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// Our color scheme option must actually be in our array of color scheme options
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if ( ! isset( $input['color_scheme'] ) )
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$input['color_scheme'] = null;
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if ( ! array_key_exists( $input['color_scheme'], twentyeleven_color_schemes() ) )
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$input['color_scheme'] = null;
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// Our link color option must be safe text with no HTML tags
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$input['link_color'] = wp_filter_nohtml_kses( $input['link_color'] );
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// Our theme layout option must actually be in our array of theme layout options
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if ( ! isset( $input['theme_layout'] ) )
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$input['theme_layout'] = null;
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if ( ! array_key_exists( $input['theme_layout'], twentyeleven_layouts() ) )
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$input['theme_layout'] = null;
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return $input;
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}
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/**
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* Returns the current Twenty Eleven color scheme as selected in the theme options
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*
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* @since Twenty Eleven 1.0
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*/
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function twentyeleven_current_color_scheme() {
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$options = twentyeleven_get_theme_options();
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return $options['color_scheme'];
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}
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/**
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* Register our color schemes and add them to the queue
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*/
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function twentyeleven_color_registrar() {
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$color_scheme = twentyeleven_current_color_scheme();
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if ( 'dark' == $color_scheme ) {
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wp_register_style( 'dark', get_template_directory_uri() . '/colors/dark.css', null, null );
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wp_enqueue_style( 'dark' );
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}
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}
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if ( ! is_admin() )
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add_action( 'wp_print_styles', 'twentyeleven_color_registrar' );
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/**
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* Returns the current Twenty Eleven layout as selected in the theme options
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*
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* @since Twenty Eleven 1.0
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*/
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function twentyeleven_current_layout() {
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$options = twentyeleven_get_theme_options();
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$current_layout = $options['theme_layout'];
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$two_columns = array( 'content-sidebar', 'sidebar-content' );
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if ( in_array( $current_layout, $two_columns ) )
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return 'two-column ' . $current_layout;
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else
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return 'one-column ' . $current_layout;
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}
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/**
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* Add an internal style block for the link color to wp_head()
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*/
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function twentyeleven_link_color() {
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$options = twentyeleven_get_theme_options();
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$current_link_color = $options['link_color'];
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// Is the link color just the default color?
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if ( '1b8be0' == $current_link_color ) :
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return; // we don't need to do anything then
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else :
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?>
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<style>
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/* Link color */
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a,
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.entry-title a:hover {
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color: <?php echo $current_link_color ?>;
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}
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</style>
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<?php
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endif;
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}
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add_action( 'wp_head', 'twentyeleven_link_color' );
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/**
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* Adds twentyeleven_current_layout() to the array of body classes
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*
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* @since Twenty Eleven 1.0
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*/
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function twentyeleven_layout_class( $classes ) {
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$classes[] = twentyeleven_current_layout();
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return $classes;
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}
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add_filter( 'body_class', 'twentyeleven_layout_class' );
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