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171 lines
4.9 KiB
PHP
171 lines
4.9 KiB
PHP
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<?php
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/**
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* @package WordPress
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* @subpackage Twenty_Fourteen
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*/
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/**
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* Setup the WordPress core custom header feature.
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*
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* Use add_theme_support to register support for WordPress 3.4+
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* as well as provide backward compatibility for previous versions.
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* Use feature detection of wp_get_theme() which was introduced
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* in WordPress 3.4.
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*
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* @todo Rework this function to remove WordPress 3.4 support when WordPress 3.6 is released.
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*
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* @uses twentyfourteen_header_style()
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* @uses twentyfourteen_admin_header_style()
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* @uses twentyfourteen_admin_header_image()
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*
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* @package WordPress
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* @subpackage Twenty_Fourteen
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*/
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function twentyfourteen_custom_header_setup() {
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$args = array(
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'default-image' => '',
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'default-text-color' => 'fff',
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'width' => 1260,
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'height' => 240,
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'flex-height' => true,
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'wp-head-callback' => 'twentyfourteen_header_style',
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'admin-head-callback' => 'twentyfourteen_admin_header_style',
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'admin-preview-callback' => 'twentyfourteen_admin_header_image',
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);
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$args = apply_filters( 'twentyfourteen_custom_header_args', $args );
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if ( function_exists( 'wp_get_theme' ) ) {
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add_theme_support( 'custom-header', $args );
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} else {
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// Compat: Versions of WordPress prior to 3.4.
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define( 'HEADER_TEXTCOLOR', $args['default-text-color'] );
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define( 'HEADER_IMAGE', $args['default-image'] );
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define( 'HEADER_IMAGE_WIDTH', $args['width'] );
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define( 'HEADER_IMAGE_HEIGHT', $args['height'] );
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add_custom_image_header( $args['wp-head-callback'], $args['admin-head-callback'], $args['admin-preview-callback'] );
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}
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}
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add_action( 'after_setup_theme', 'twentyfourteen_custom_header_setup' );
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/**
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* Shiv for get_custom_header().
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*
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* get_custom_header() was introduced to WordPress
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* in version 3.4. To provide backward compatibility
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* with previous versions, we will define our own version
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* of this function.
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*
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* @todo Remove this function when WordPress 3.6 is released.
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* @return stdClass All properties represent attributes of the curent header image.
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*
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* @package WordPress
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* @subpackage Twenty_Fourteen
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*/
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if ( ! function_exists( 'get_custom_header' ) ) {
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function get_custom_header() {
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return (object) array(
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'url' => get_header_image(),
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'thumbnail_url' => get_header_image(),
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'width' => HEADER_IMAGE_WIDTH,
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'height' => HEADER_IMAGE_HEIGHT,
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);
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}
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}
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if ( ! function_exists( 'twentyfourteen_header_style' ) ) :
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/**
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* Styles the header image and text displayed on the blog
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*
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* @see twentyfourteen_custom_header_setup().
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*
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*/
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function twentyfourteen_header_style() {
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// If no custom options for text are set, let's bail
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// get_header_textcolor() options: HEADER_TEXTCOLOR is default, hide text (returns 'blank') or any hex value
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if ( HEADER_TEXTCOLOR == get_header_textcolor() )
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return;
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// If we get this far, we have custom styles. Let's do this.
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?>
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<style type="text/css">
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<?php
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// Has the text been hidden?
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if ( 'blank' == get_header_textcolor() ) :
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?>
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.site-title {
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position: absolute !important;
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clip: rect(1px 1px 1px 1px); /* IE6, IE7 */
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clip: rect(1px, 1px, 1px, 1px);
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}
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<?php
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// If the user has set a custom color for the text use that
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else :
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?>
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.site-title a {
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color: #<?php echo get_header_textcolor(); ?> !important;
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}
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<?php endif; ?>
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</style>
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<?php
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}
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endif; // twentyfourteen_header_style
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if ( ! function_exists( 'twentyfourteen_admin_header_style' ) ) :
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/**
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* Styles the header image displayed on the Appearance > Header admin panel.
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*
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* @see twentyfourteen_custom_header_setup().
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*
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*/
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function twentyfourteen_admin_header_style() {
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?>
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<style type="text/css">
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.appearance_page_custom-header #headimg {
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background-color: #000;
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border: none;
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max-width: 1230px;
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min-height: 48px;
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}
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#headimg h1 {
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font-family: lato, sans-serif;
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font-size: 18px;
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line-height: 1.3333333333;
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margin: 12px 0 12px 27px;
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}
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#headimg h1 a {
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color: #fff;
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text-decoration: none;
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}
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#headimg img {
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vertical-align: middle;
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}
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</style>
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<?php
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}
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endif; // twentyfourteen_admin_header_style
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if ( ! function_exists( 'twentyfourteen_admin_header_image' ) ) :
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/**
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* Custom header image markup displayed on the Appearance > Header admin panel.
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*
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* @see twentyfourteen_custom_header_setup().
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*
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*/
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function twentyfourteen_admin_header_image() { ?>
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<div id="headimg">
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<?php
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if ( 'blank' == get_header_textcolor() || '' == get_header_textcolor() )
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$style = ' style="display:none;"';
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else
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$style = ' style="color:#' . get_header_textcolor() . ';"';
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?>
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<?php $header_image = get_header_image();
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if ( ! empty( $header_image ) ) : ?>
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<img src="<?php echo esc_url( $header_image ); ?>" alt="" />
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<?php endif; ?>
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<h1><a id="name"<?php echo $style; ?> onclick="return false;" href="<?php echo esc_url( home_url( '/' ) ); ?>"><?php bloginfo( 'name' ); ?></a></h1>
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</div>
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<?php }
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endif; // twentyfourteen_admin_header_image
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