350 lines
12 KiB
PHP
350 lines
12 KiB
PHP
<?php
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/**
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* Twenty Fourteen Theme Customizer support
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*
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* @package WordPress
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* @subpackage Twenty_Fourteen
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* @since Twenty Fourteen 1.0
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*/
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/**
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* Implement Theme Customizer additions and adjustments.
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*
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* @since Twenty Fourteen 1.0
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*
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* @param WP_Customize_Manager $wp_customize Theme Customizer object.
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*/
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function twentyfourteen_customize_register( $wp_customize ) {
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// Add postMessage support for site title and description.
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$wp_customize->get_setting( 'blogname' )->transport = 'postMessage';
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$wp_customize->get_setting( 'blogdescription' )->transport = 'postMessage';
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// Add custom description to Colors and Background sections.
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$wp_customize->get_section( 'colors' )->description = __( 'Background may only be visible on wide screens.', 'twentyfourteen' );
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$wp_customize->get_section( 'background_image' )->description = __( 'Background may only be visible on wide screens.', 'twentyfourteen' );
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// Add the custom accent color setting and control.
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$wp_customize->add_setting( 'accent_color', array(
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'default' => '#24890d',
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'sanitize_callback' => 'sanitize_hex_color',
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) );
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$wp_customize->add_control( new WP_Customize_Color_Control( $wp_customize, 'accent_color', array(
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'label' => __( 'Accent Color', 'twentyfourteen' ),
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'section' => 'colors',
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) ) );
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add_filter( 'theme_mod_accent_mid', 'twentyfourteen_accent_mid' );
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add_filter( 'theme_mod_accent_light', 'twentyfourteen_accent_light' );
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// Add the featured content section in case it's not already there.
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$wp_customize->add_section( 'featured_content', array(
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'title' => __( 'Featured Content', 'twentyfourteen' ),
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'description' => sprintf( __( 'Use a <a href="%1$s"> tag</a> to feature your posts. If no posts match the tag, <a href="%2$s">sticky posts</a> will be displayed instead.', 'twentyfourteen' ), admin_url( '/edit.php?tag=featured' ), admin_url( '/edit.php?show_sticky=1' ) ),
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'priority' => 130,
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) );
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// Add the featured content layout setting and control.
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$wp_customize->add_setting( 'featured_content_layout', array(
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'default' => 'grid',
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) );
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$wp_customize->add_control( 'featured_content_layout', array(
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'label' => __( 'Layout', 'twentyfourteen' ),
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'section' => 'featured_content',
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'type' => 'select',
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'choices' => array(
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'grid' => __( 'Grid', 'twentyfourteen' ),
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'slider' => __( 'Slider', 'twentyfourteen' ),
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),
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) );
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}
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add_action( 'customize_register', 'twentyfourteen_customize_register' );
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/**
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* Bind JS handlers to make Theme Customizer preview reload changes asynchronously.
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*
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* @since Twenty Fourteen 1.0
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*/
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function twentyfourteen_customize_preview_js() {
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wp_enqueue_script( 'twentyfourteen_customizer', get_template_directory_uri() . '/js/customizer.js', array( 'customize-preview' ), '20120827', true );
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}
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add_action( 'customize_preview_init', 'twentyfourteen_customize_preview_js' );
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/**
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* Tweak the brightness of a color by adjusting the RGB values by the given interval.
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*
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* Use positive values of $steps to brighten the color and negative values to darken the color.
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* All three RGB values are modified by the specified steps, within the range of 0-255. The hue
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* is generally maintained unless the number of steps causes one value to be capped at 0 or 255.
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*
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* @since Twenty Fourteen 1.0
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*
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* @param string $color The original color, in 3- or 6-digit hexadecimal form.
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* @param int $steps The number of steps to adjust the color by, in RGB units.
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* @return string $color The new color, in 6-digit hexadecimal form.
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*/
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function twentyfourteen_adjust_color( $color, $steps ) {
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// Convert shorthand to full hex.
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if ( strlen( $color ) == 3 ) {
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$color = str_repeat( substr( $color, 1, 1 ), 2 ) . str_repeat( substr( $color, 2, 1 ), 2 ) . str_repeat( substr( $color, 3, 1), 2 );
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}
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// Convert hex to rgb.
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$rgb = array( hexdec( substr( $color, 1, 2 ) ), hexdec( substr( $color, 3, 2 ) ), hexdec( substr( $color, 5, 2 ) ) );
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// Adjust color and switch back to 6-digit hex.
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$hex = '#';
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foreach ( $rgb as $value ) {
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$value += $steps;
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if ( $value > 255 ) {
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$value = 255;
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} elseif ( $value < 0 ) {
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$value = 0;
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}
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$hex .= str_pad( dechex( $value ), 2, '0', STR_PAD_LEFT);
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}
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return $hex;
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}
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/**
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* Returns a slightly lighter color than what is set as the theme's
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* accent color.
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*
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* @since Twenty Fourteen 1.0
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*
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* @return string
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*/
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function twentyfourteen_accent_mid() {
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return twentyfourteen_adjust_color( get_theme_mod( 'accent_color' ), 29 );
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}
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/**
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* Returns a lighter color than what is set as the theme's accent color.
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*
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* @since Twenty Fourteen 1.0
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*
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* @return string
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*/
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function twentyfourteen_accent_light() {
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return twentyfourteen_adjust_color( get_theme_mod( 'accent_color' ), 49 );
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}
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/**
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* Caches the generated variants of the theme's accent color.
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*
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* @since Twenty Fourteen 1.0
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*
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* @return void
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*/
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function twentyfourteen_rebuild_accent_colors() {
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set_theme_mod( 'accent_mid', twentyfourteen_accent_mid() );
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set_theme_mod( 'accent_light', twentyfourteen_accent_light() );
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}
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add_action( 'update_option_theme_mods_twentyfourteen', 'twentyfourteen_rebuild_accent_colors' );
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/**
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* Output the CSS for the Theme Customizer options.
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*
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* @since Twenty Fourteen 1.0
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*
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* @return void
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*/
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function twentyfourteen_customizer_styles() {
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$accent_color = get_theme_mod( 'accent_color', '#24890d' );
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// Don't do anything if the current color is the default.
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if ( '#24890d' === $accent_color ) {
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return;
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}
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$accent_mid = get_theme_mod( 'accent_mid' );
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$accent_light = get_theme_mod( 'accent_light' );
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$css = '/* Custom accent color. */
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a,
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.content-sidebar .widget a {
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color: ' . $accent_color . ';
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}
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button,
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.contributor-posts-link,
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input[type="button"],
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input[type="reset"],
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input[type="submit"],
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.search-toggle,
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.hentry .mejs-controls .mejs-time-rail .mejs-time-current,
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.widget button,
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.widget input[type="button"],
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.widget input[type="reset"],
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.widget input[type="submit"],
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.widget_calendar tbody a,
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.content-sidebar .widget input[type="button"],
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.content-sidebar .widget input[type="reset"],
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.content-sidebar .widget input[type="submit"],
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.slider-control-paging .slider-active:before,
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.slider-control-paging .slider-active:hover:before,
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.slider-direction-nav a:hover {
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background-color: ' . $accent_color . ';
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}
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::-moz-selection {
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background: ' . $accent_color . ';
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}
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::selection {
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background: ' . $accent_color . ';
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}
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.paging-navigation .page-numbers.current {
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border-color: ' . $accent_color . ';
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}
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@media screen and (min-width: 782px) {
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.primary-navigation li:hover > a,
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.primary-navigation li.focus > a,
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.primary-navigation ul ul {
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background-color: ' . $accent_color . ';
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}
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}
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@media screen and (min-width: 1008px) {
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.secondary-navigation li:hover > a,
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.secondary-navigation li.focus > a,
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.secondary-navigation ul ul {
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background-color: ' . $accent_color . ';
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}
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}
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/* Generated "mid" variant of custom accent color. */
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button:hover,
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button:focus,
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.contributor-posts-link:hover,
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input[type="button"]:hover,
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input[type="button"]:focus,
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input[type="reset"]:hover,
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input[type="reset"]:focus,
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input[type="submit"]:hover,
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input[type="submit"]:focus,
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.search-toggle:hover,
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.search-toggle.active,
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.search-box,
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.entry-meta .tag-links a:hover,
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.widget input[type="button"]:hover,
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.widget input[type="button"]:focus,
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.widget input[type="reset"]:hover,
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.widget input[type="reset"]:focus,
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.widget input[type="submit"]:hover,
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.widget input[type="submit"]:focus,
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.widget_calendar tbody a:hover,
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.content-sidebar .widget input[type="button"]:hover,
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.content-sidebar .widget input[type="button"]:focus,
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.content-sidebar .widget input[type="reset"]:hover,
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.content-sidebar .widget input[type="reset"]:focus,
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.content-sidebar .widget input[type="submit"]:hover,
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.content-sidebar .widget input[type="submit"]:focus,
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.slider-control-paging a:hover:before {
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background-color: ' . $accent_mid . ';
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}
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a:active,
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a:hover,
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.site-navigation a:hover,
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.entry-title a:hover,
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.entry-meta a:hover,
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.cat-links a:hover,
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.entry-content .edit-link a:hover,
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.page-links a:hover,
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.post-navigation a:hover,
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.image-navigation a:hover,
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.comment-author a:hover,
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.comment-list .pingback a:hover,
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.comment-list .trackback a:hover,
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.comment-metadata a:hover,
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.comment-reply-title small a:hover,
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.widget a:hover,
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.widget-title a:hover,
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.widget_twentyfourteen_ephemera .entry-meta a:hover,
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.content-sidebar .widget a:hover,
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.content-sidebar .widget .widget-title a:hover,
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.content-sidebar .widget_twentyfourteen_ephemera .entry-meta a:hover,
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.site-info a:hover,
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.featured-content a:hover {
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color: ' . $accent_mid . ';
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}
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.page-links a:hover,
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.paging-navigation a:hover {
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border-color: ' . $accent_mid . ';
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}
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.entry-meta .tag-links a:hover:before {
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border-right-color: ' . $accent_mid . ';
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}
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@media screen and (min-width: 782px) {
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.primary-navigation ul ul a:hover,
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.primary-navigation ul ul li.focus > a {
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background-color: ' . $accent_mid . ';
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}
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}
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@media screen and (min-width: 1008px) {
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.secondary-navigation ul ul a:hover,
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.secondary-navigation ul ul li.focus > a {
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background-color: ' . $accent_mid . ';
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}
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}
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/* Generated "light" variant of custom accent color. */
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button:active,
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.contributor-posts-link:active,
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input[type="button"]:active,
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input[type="reset"]:active,
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input[type="submit"]:active,
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.widget input[type="button"]:active,
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.widget input[type="reset"]:active,
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.widget input[type="submit"]:active,
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.content-sidebar .widget input[type="button"]:active,
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.content-sidebar .widget input[type="reset"]:active,
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.content-sidebar .widget input[type="submit"]:active {
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background-color: ' . $accent_light . ';
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}
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.site-navigation .current_page_item > a,
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.site-navigation .current_page_ancestor > a,
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.site-navigation .current-menu-item > a,
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.site-navigation .current-menu-ancestor > a {
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color: ' . $accent_light . ';
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}';
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wp_add_inline_style( 'twentyfourteen-style', $css );
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}
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add_action( 'wp_enqueue_scripts', 'twentyfourteen_customizer_styles' );
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/**
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* Adds contextual help to the Themes and Post edit screens.
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*
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* @since Twenty Fourteen 1.0
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*
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* @return void
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*/
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function twentyfourteen_contextual_help() {
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if ( 'admin_head-edit.php' === current_filter() && 'post' !== $GLOBALS['typenow'] ) {
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return;
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}
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get_current_screen()->add_help_tab( array(
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'id' => 'twentyfourteen',
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'title' => __( 'Twenty Fourteen', 'twentyfourteen' ),
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'content' =>
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'<ul>' .
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'<li>' . sprintf( __( 'The home page features your choice of up to 6 posts prominently displayed in a grid or slider, controlled by the <a href="%1$s">"featured" tag</a>; you can change the tag and layout in <a href="%2$s">Appearance → Customize</a>. If no posts match the tag, <a href="%3$s">"sticky" posts</a> will be displayed instead.', 'twentyfourteen' ), admin_url( '/edit.php?tag=featured' ), admin_url( 'customize.php' ), admin_url( '/edit.php?show_sticky=1' ) ) . '</li>' .
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'<li>' . sprintf( __( 'Enhance your site design by using <a href="%s">Featured Images</a> for posts you’d like to stand out (also known as post thumbnails). This allows you to associate an image with your post without inserting it. Twenty Fourteen uses featured images for posts and pages—above the title—and in the Featured Content area on the home page.', 'twentyfourteen' ), 'http://codex.wordpress.org/Post_Thumbnails#Setting_a_Post_Thumbnail' ) . '</li>' .
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'</ul>',
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) );
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}
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add_action( 'admin_head-themes.php', 'twentyfourteen_contextual_help' );
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add_action( 'admin_head-edit.php', 'twentyfourteen_contextual_help' );
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