<?php /** * Sample implementation of the Custom Header feature * http://codex.wordpress.org/Custom_Headers * * You can add an optional custom header image to header.php like so ... <?php $header_image = get_header_image(); if ( ! empty( $header_image ) ) { ?> <a href="<?php echo esc_url( home_url( '/' ) ); ?>" title="<?php echo esc_attr( get_bloginfo( 'name', 'display' ) ); ?>" rel="home"> <img src="<?php header_image(); ?>" width="<?php echo get_custom_header()->width; ?>" height="<?php echo get_custom_header()->height; ?>" alt="" /> </a> <?php } // if ( ! empty( $header_image ) ) ?> * * @package Duster */ /** * Setup the WordPress core custom header feature. * * Use add_theme_support to register support for WordPress 3.4+ * as well as provide backward compatibility for previous versions. * Use feature detection of wp_get_theme() which was introduced * in WordPress 3.4. * * @todo Rework this function to remove WordPress 3.4 support when WordPress 3.6 is released. * * @uses duster_header_style() * @uses duster_admin_header_style() * @uses duster_admin_header_image() * * @package Duster */ function duster_custom_header_setup() { $args = array( 'default-image' => '%s/images/headers/default.jpg', 'default-text-color' => '000', 'width' => apply_filters( 'duster_header_image_width', 1000 ), 'height' => apply_filters( 'duster_header_image_height', 300 ), 'wp-head-callback' => 'duster_header_style', 'admin-head-callback' => 'duster_admin_header_style', 'admin-preview-callback' => 'duster_admin_header_image', ); $args = apply_filters( 'duster_custom_header_args', $args ); if ( function_exists( 'wp_get_theme' ) ) { add_theme_support( 'custom-header', $args ); } else { // Compat: Versions of WordPress prior to 3.4. define( 'HEADER_TEXTCOLOR', $args['default-text-color'] ); define( 'HEADER_IMAGE', $args['default-image'] ); define( 'HEADER_IMAGE_WIDTH', $args['width'] ); define( 'HEADER_IMAGE_HEIGHT', $args['height'] ); add_custom_image_header( $args['wp-head-callback'], $args['admin-head-callback'], $args['admin-preview-callback'] ); } } add_action( 'after_setup_theme', 'duster_custom_header_setup' ); /** * Shiv for get_custom_header(). * * get_custom_header() was introduced to WordPress * in version 3.4. To provide backward compatibility * with previous versions, we will define our own version * of this function. * * @todo Remove this function when WordPress 3.6 is released. * @return stdClass All properties represent attributes of the curent header image. * * @package Duster */ if ( ! function_exists( 'get_custom_header' ) ) { function get_custom_header() { return (object) array( 'url' => get_header_image(), 'thumbnail_url' => get_header_image(), 'width' => HEADER_IMAGE_WIDTH, 'height' => HEADER_IMAGE_HEIGHT, ); } } if ( ! function_exists( 'duster_header_style' ) ) : /** * Styles the header image and text displayed on the blog * * @see duster_custom_header_setup(). */ function duster_header_style() { $header_text_color = get_header_textcolor(); // If no custom options for text are set, let's bail // get_header_textcolor() options: HEADER_TEXTCOLOR is default, hide text (returns 'blank') or any hex value if ( HEADER_TEXTCOLOR == $header_text_color ) return; // If we get this far, we have custom styles. Let's do this. ?> <style type="text/css"> <?php // Has the text been hidden? if ( 'blank' == $header_text_color ) : ?> #site-title, #site-description { position: absolute; clip: rect(1px 1px 1px 1px); /* IE6, IE7 */ clip: rect(1px, 1px, 1px, 1px); } <?php // If the user has set a custom color for the text use that else : ?> #site-title a, #site-description { color: #<?php echo $header_text_color; ?>; } <?php endif; ?> </style> <?php } endif; // duster_header_style if ( ! function_exists( 'duster_admin_header_style' ) ) : /** * Styles the header image displayed on the Appearance > Header admin panel. * * @see duster_custom_header_setup(). */ function duster_admin_header_style() { ?> <style type="text/css"> .appearance_page_custom-header #headimg { border: none; } #headimg h1, #desc { font-family: "Helvetica Neue", Arial, Helvetica, "Nimbus Sans L", sans-serif; } #headimg h1 { margin: 0; } #headimg h1 a { font-size: 32px; line-height: 36px; text-decoration: none; } #desc { font-size: 14px; line-height: 23px; padding: 0 0 3em; } <?php // If the user has set a custom color for the text use that if ( get_header_textcolor() != HEADER_TEXTCOLOR ) : ?> #site-title a, #site-description { color: #<?php echo get_header_textcolor(); ?>; } <?php endif; ?> #headimg img { max-width: 1000px; height: auto; width: 100%; } </style> <?php } endif; // duster_admin_header_style if ( ! function_exists( 'duster_admin_header_image' ) ) : /** * Custom header image markup displayed on the Appearance > Header admin panel. * * @see duster_custom_header_setup(). */ function duster_admin_header_image() { $style = sprintf( ' style="color:#%s;"', get_header_textcolor() ); $header_image = get_header_image(); ?> <div id="headimg"> <h1 class="displaying-header-text"><a id="name"<?php echo $style; ?> onclick="return false;" href="<?php echo esc_url( home_url( '/' ) ); ?>"><?php bloginfo( 'name' ); ?></a></h1> <div class="displaying-header-text" id="desc"<?php echo $style; ?>><?php bloginfo( 'description' ); ?></div> <?php if ( ! empty( $header_image ) ) : ?> <img src="<?php echo esc_url( $header_image ); ?>" alt="" /> <?php endif; ?> </div> <?php } endif; // duster_admin_header_image