<?php
/**
 * Twenty Twenty functions and definitions
 *
 * @link https://developer.wordpress.org/themes/basics/theme-functions/
 *
 * @package WordPress
 * @subpackage Twenty_Twenty
 * @since Twenty Twenty 1.0
 */

/**
 * Table of Contents:
 * Theme Support
 * Required Files
 * Register Styles
 * Register Scripts
 * Register Menus
 * Custom Logo
 * WP Body Open
 * Register Sidebars
 * Enqueue Block Editor Assets
 * Enqueue Classic Editor Styles
 * Block Editor Settings
 */

/**
 * Sets up theme defaults and registers support for various WordPress features.
 *
 * Note that this function is hooked into the after_setup_theme hook, which
 * runs before the init hook. The init hook is too late for some features, such
 * as indicating support for post thumbnails.
 */
function twentytwenty_theme_support() {

	// Add default posts and comments RSS feed links to head.
	add_theme_support( 'automatic-feed-links' );

	// Custom background color.
	add_theme_support(
		'custom-background',
		array(
			'default-color' => 'f5efe0',
		)
	);

	// Set content-width.
	global $content_width;
	if ( ! isset( $content_width ) ) {
		$content_width = 580;
	}

	/*
	 * Enable support for Post Thumbnails on posts and pages.
	 *
	 * @link https://developer.wordpress.org/themes/functionality/featured-images-post-thumbnails/
	 */
	add_theme_support( 'post-thumbnails' );

	// Set post thumbnail size.
	set_post_thumbnail_size( 1200, 9999 );

	// Add custom image size used in Cover Template.
	add_image_size( 'twentytwenty-fullscreen', 1980, 9999 );

	// Custom logo.
	$logo_width  = 120;
	$logo_height = 90;

	// If the retina setting is active, double the recommended width and height.
	if ( get_theme_mod( 'retina_logo', false ) ) {
		$logo_width  = floor( $logo_width * 2 );
		$logo_height = floor( $logo_height * 2 );
	}

	add_theme_support(
		'custom-logo',
		array(
			'height'      => $logo_height,
			'width'       => $logo_width,
			'flex-height' => true,
			'flex-width'  => true,
		)
	);

	/*
	 * Let WordPress manage the document title.
	 * By adding theme support, we declare that this theme does not use a
	 * hard-coded <title> tag in the document head, and expect WordPress to
	 * provide it for us.
	 */
	add_theme_support( 'title-tag' );

	/*
	 * Switch default core markup for search form, comment form, and comments
	 * to output valid HTML5.
	 */
	add_theme_support(
		'html5',
		array(
			'search-form',
			'comment-form',
			'comment-list',
			'gallery',
			'caption',
			'script',
			'style',
			'navigation-widgets',
		)
	);

	/*
	 * Make theme available for translation.
	 * Translations can be filed in the /languages/ directory.
	 * If you're building a theme based on Twenty Twenty, use a find and replace
	 * to change 'twentytwenty' to the name of your theme in all the template files.
	 */
	load_theme_textdomain( 'twentytwenty' );

	// Add support for full and wide align images.
	add_theme_support( 'align-wide' );

	// Add support for responsive embeds.
	add_theme_support( 'responsive-embeds' );

	/*
	 * Adds starter content to highlight the theme on fresh sites.
	 * This is done conditionally to avoid loading the starter content on every
	 * page load, as it is a one-off operation only needed once in the customizer.
	 */
	if ( is_customize_preview() ) {
		require get_template_directory() . '/inc/starter-content.php';
		add_theme_support( 'starter-content', twentytwenty_get_starter_content() );
	}

	// Add theme support for selective refresh for widgets.
	add_theme_support( 'customize-selective-refresh-widgets' );

	/*
	 * Adds `async` and `defer` support for scripts registered or enqueued
	 * by the theme.
	 */
	$loader = new TwentyTwenty_Script_Loader();
	add_filter( 'script_loader_tag', array( $loader, 'filter_script_loader_tag' ), 10, 2 );

}

add_action( 'after_setup_theme', 'twentytwenty_theme_support' );

/**
 * REQUIRED FILES
 * Include required files.
 */
require get_template_directory() . '/inc/template-tags.php';

// Handle SVG icons.
require get_template_directory() . '/classes/class-twentytwenty-svg-icons.php';
require get_template_directory() . '/inc/svg-icons.php';

// Handle Customizer settings.
require get_template_directory() . '/classes/class-twentytwenty-customize.php';

// Require Separator Control class.
require get_template_directory() . '/classes/class-twentytwenty-separator-control.php';

// Custom comment walker.
require get_template_directory() . '/classes/class-twentytwenty-walker-comment.php';

// Custom page walker.
require get_template_directory() . '/classes/class-twentytwenty-walker-page.php';

// Custom script loader class.
require get_template_directory() . '/classes/class-twentytwenty-script-loader.php';

// Non-latin language handling.
require get_template_directory() . '/classes/class-twentytwenty-non-latin-languages.php';

// Custom CSS.
require get_template_directory() . '/inc/custom-css.php';

// Block Patterns.
require get_template_directory() . '/inc/block-patterns.php';

/**
 * Register and Enqueue Styles.
 */
function twentytwenty_register_styles() {

	$theme_version = wp_get_theme()->get( 'Version' );

	wp_enqueue_style( 'twentytwenty-style', get_stylesheet_uri(), array(), $theme_version );
	wp_style_add_data( 'twentytwenty-style', 'rtl', 'replace' );

	// Add output of Customizer settings as inline style.
	wp_add_inline_style( 'twentytwenty-style', twentytwenty_get_customizer_css( 'front-end' ) );

	// Add print CSS.
	wp_enqueue_style( 'twentytwenty-print-style', get_template_directory_uri() . '/print.css', null, $theme_version, 'print' );

}

add_action( 'wp_enqueue_scripts', 'twentytwenty_register_styles' );

/**
 * Register and Enqueue Scripts.
 */
function twentytwenty_register_scripts() {

	$theme_version = wp_get_theme()->get( 'Version' );

	if ( ( ! is_admin() ) && is_singular() && comments_open() && get_option( 'thread_comments' ) ) {
		wp_enqueue_script( 'comment-reply' );
	}

	wp_enqueue_script( 'twentytwenty-js', get_template_directory_uri() . '/assets/js/index.js', array(), $theme_version, false );
	wp_script_add_data( 'twentytwenty-js', 'async', true );

}

add_action( 'wp_enqueue_scripts', 'twentytwenty_register_scripts' );

/**
 * Fix skip link focus in IE11.
 *
 * This does not enqueue the script because it is tiny and because it is only for IE11,
 * thus it does not warrant having an entire dedicated blocking script being loaded.
 *
 * @link https://git.io/vWdr2
 */
function twentytwenty_skip_link_focus_fix() {
	// The following is minified via `terser --compress --mangle -- assets/js/skip-link-focus-fix.js`.
	?>
	<script>
	/(trident|msie)/i.test(navigator.userAgent)&&document.getElementById&&window.addEventListener&&window.addEventListener("hashchange",function(){var t,e=location.hash.substring(1);/^[A-z0-9_-]+$/.test(e)&&(t=document.getElementById(e))&&(/^(?:a|select|input|button|textarea)$/i.test(t.tagName)||(t.tabIndex=-1),t.focus())},!1);
	</script>
	<?php
}
add_action( 'wp_print_footer_scripts', 'twentytwenty_skip_link_focus_fix' );

/** Enqueue non-latin language styles
 *
 * @since Twenty Twenty 1.0
 *
 * @return void
 */
function twentytwenty_non_latin_languages() {
	$custom_css = TwentyTwenty_Non_Latin_Languages::get_non_latin_css( 'front-end' );

	if ( $custom_css ) {
		wp_add_inline_style( 'twentytwenty-style', $custom_css );
	}
}

add_action( 'wp_enqueue_scripts', 'twentytwenty_non_latin_languages' );

/**
 * Register navigation menus uses wp_nav_menu in five places.
 */
function twentytwenty_menus() {

	$locations = array(
		'primary'  => __( 'Desktop Horizontal Menu', 'twentytwenty' ),
		'expanded' => __( 'Desktop Expanded Menu', 'twentytwenty' ),
		'mobile'   => __( 'Mobile Menu', 'twentytwenty' ),
		'footer'   => __( 'Footer Menu', 'twentytwenty' ),
		'social'   => __( 'Social Menu', 'twentytwenty' ),
	);

	register_nav_menus( $locations );
}

add_action( 'init', 'twentytwenty_menus' );

/**
 * Get the information about the logo.
 *
 * @param string $html The HTML output from get_custom_logo (core function).
 * @return string
 */
function twentytwenty_get_custom_logo( $html ) {

	$logo_id = get_theme_mod( 'custom_logo' );

	if ( ! $logo_id ) {
		return $html;
	}

	$logo = wp_get_attachment_image_src( $logo_id, 'full' );

	if ( $logo ) {
		// For clarity.
		$logo_width  = esc_attr( $logo[1] );
		$logo_height = esc_attr( $logo[2] );

		// If the retina logo setting is active, reduce the width/height by half.
		if ( get_theme_mod( 'retina_logo', false ) ) {
			$logo_width  = floor( $logo_width / 2 );
			$logo_height = floor( $logo_height / 2 );

			$search = array(
				'/width=\"\d+\"/iU',
				'/height=\"\d+\"/iU',
			);

			$replace = array(
				"width=\"{$logo_width}\"",
				"height=\"{$logo_height}\"",
			);

			// Add a style attribute with the height, or append the height to the style attribute if the style attribute already exists.
			if ( strpos( $html, ' style=' ) === false ) {
				$search[]  = '/(src=)/';
				$replace[] = "style=\"height: {$logo_height}px;\" src=";
			} else {
				$search[]  = '/(style="[^"]*)/';
				$replace[] = "$1 height: {$logo_height}px;";
			}

			$html = preg_replace( $search, $replace, $html );

		}
	}

	return $html;

}

add_filter( 'get_custom_logo', 'twentytwenty_get_custom_logo' );

if ( ! function_exists( 'wp_body_open' ) ) {

	/**
	 * Shim for wp_body_open, ensuring backward compatibility with versions of WordPress older than 5.2.
	 */
	function wp_body_open() {
		do_action( 'wp_body_open' );
	}
}

/**
 * Include a skip to content link at the top of the page so that users can bypass the menu.
 */
function twentytwenty_skip_link() {
	echo '<a class="skip-link screen-reader-text" href="#site-content">' . __( 'Skip to the content', 'twentytwenty' ) . '</a>';
}

add_action( 'wp_body_open', 'twentytwenty_skip_link', 5 );

/**
 * Register widget areas.
 *
 * @link https://developer.wordpress.org/themes/functionality/sidebars/#registering-a-sidebar
 */
function twentytwenty_sidebar_registration() {

	// Arguments used in all register_sidebar() calls.
	$shared_args = array(
		'before_title'  => '<h2 class="widget-title subheading heading-size-3">',
		'after_title'   => '</h2>',
		'before_widget' => '<div class="widget %2$s"><div class="widget-content">',
		'after_widget'  => '</div></div>',
	);

	// Footer #1.
	register_sidebar(
		array_merge(
			$shared_args,
			array(
				'name'        => __( 'Footer #1', 'twentytwenty' ),
				'id'          => 'sidebar-1',
				'description' => __( 'Widgets in this area will be displayed in the first column in the footer.', 'twentytwenty' ),
			)
		)
	);

	// Footer #2.
	register_sidebar(
		array_merge(
			$shared_args,
			array(
				'name'        => __( 'Footer #2', 'twentytwenty' ),
				'id'          => 'sidebar-2',
				'description' => __( 'Widgets in this area will be displayed in the second column in the footer.', 'twentytwenty' ),
			)
		)
	);

}

add_action( 'widgets_init', 'twentytwenty_sidebar_registration' );

/**
 * Enqueue supplemental block editor styles.
 */
function twentytwenty_block_editor_styles() {

	// Enqueue the editor styles.
	wp_enqueue_style( 'twentytwenty-block-editor-styles', get_theme_file_uri( '/assets/css/editor-style-block.css' ), array(), wp_get_theme()->get( 'Version' ), 'all' );
	wp_style_add_data( 'twentytwenty-block-editor-styles', 'rtl', 'replace' );

	// Add inline style from the Customizer.
	wp_add_inline_style( 'twentytwenty-block-editor-styles', twentytwenty_get_customizer_css( 'block-editor' ) );

	// Add inline style for non-latin fonts.
	wp_add_inline_style( 'twentytwenty-block-editor-styles', TwentyTwenty_Non_Latin_Languages::get_non_latin_css( 'block-editor' ) );

	// Enqueue the editor script.
	wp_enqueue_script( 'twentytwenty-block-editor-script', get_theme_file_uri( '/assets/js/editor-script-block.js' ), array( 'wp-blocks', 'wp-dom' ), wp_get_theme()->get( 'Version' ), true );
}

add_action( 'enqueue_block_editor_assets', 'twentytwenty_block_editor_styles', 1, 1 );

/**
 * Enqueue classic editor styles.
 */
function twentytwenty_classic_editor_styles() {

	$classic_editor_styles = array(
		'/assets/css/editor-style-classic.css',
	);

	add_editor_style( $classic_editor_styles );

}

add_action( 'init', 'twentytwenty_classic_editor_styles' );

/**
 * Output Customizer settings in the classic editor.
 * Adds styles to the head of the TinyMCE iframe. Kudos to @Otto42 for the original solution.
 *
 * @param array $mce_init TinyMCE styles.
 * @return array TinyMCE styles.
 */
function twentytwenty_add_classic_editor_customizer_styles( $mce_init ) {

	$styles = twentytwenty_get_customizer_css( 'classic-editor' );

	if ( ! isset( $mce_init['content_style'] ) ) {
		$mce_init['content_style'] = $styles . ' ';
	} else {
		$mce_init['content_style'] .= ' ' . $styles . ' ';
	}

	return $mce_init;

}

add_filter( 'tiny_mce_before_init', 'twentytwenty_add_classic_editor_customizer_styles' );

/**
 * Output non-latin font styles in the classic editor.
 * Adds styles to the head of the TinyMCE iframe. Kudos to @Otto42 for the original solution.
 *
 * @param array $mce_init TinyMCE styles.
 * @return array TinyMCE styles.
 */
function twentytwenty_add_classic_editor_non_latin_styles( $mce_init ) {

	$styles = TwentyTwenty_Non_Latin_Languages::get_non_latin_css( 'classic-editor' );

	// Return if there are no styles to add.
	if ( ! $styles ) {
		return $mce_init;
	}

	if ( ! isset( $mce_init['content_style'] ) ) {
		$mce_init['content_style'] = $styles . ' ';
	} else {
		$mce_init['content_style'] .= ' ' . $styles . ' ';
	}

	return $mce_init;

}

add_filter( 'tiny_mce_before_init', 'twentytwenty_add_classic_editor_non_latin_styles' );

/**
 * Block Editor Settings.
 * Add custom colors and font sizes to the block editor.
 */
function twentytwenty_block_editor_settings() {

	// Block Editor Palette.
	$editor_color_palette = array(
		array(
			'name'  => __( 'Accent Color', 'twentytwenty' ),
			'slug'  => 'accent',
			'color' => twentytwenty_get_color_for_area( 'content', 'accent' ),
		),
		array(
			'name'  => _x( 'Primary', 'color', 'twentytwenty' ),
			'slug'  => 'primary',
			'color' => twentytwenty_get_color_for_area( 'content', 'text' ),
		),
		array(
			'name'  => _x( 'Secondary', 'color', 'twentytwenty' ),
			'slug'  => 'secondary',
			'color' => twentytwenty_get_color_for_area( 'content', 'secondary' ),
		),
		array(
			'name'  => __( 'Subtle Background', 'twentytwenty' ),
			'slug'  => 'subtle-background',
			'color' => twentytwenty_get_color_for_area( 'content', 'borders' ),
		),
	);

	// Add the background option.
	$background_color = get_theme_mod( 'background_color' );
	if ( ! $background_color ) {
		$background_color_arr = get_theme_support( 'custom-background' );
		$background_color     = $background_color_arr[0]['default-color'];
	}
	$editor_color_palette[] = array(
		'name'  => __( 'Background Color', 'twentytwenty' ),
		'slug'  => 'background',
		'color' => '#' . $background_color,
	);

	// If we have accent colors, add them to the block editor palette.
	if ( $editor_color_palette ) {
		add_theme_support( 'editor-color-palette', $editor_color_palette );
	}

	// Block Editor Font Sizes.
	add_theme_support(
		'editor-font-sizes',
		array(
			array(
				'name'      => _x( 'Small', 'Name of the small font size in the block editor', 'twentytwenty' ),
				'shortName' => _x( 'S', 'Short name of the small font size in the block editor.', 'twentytwenty' ),
				'size'      => 18,
				'slug'      => 'small',
			),
			array(
				'name'      => _x( 'Regular', 'Name of the regular font size in the block editor', 'twentytwenty' ),
				'shortName' => _x( 'M', 'Short name of the regular font size in the block editor.', 'twentytwenty' ),
				'size'      => 21,
				'slug'      => 'normal',
			),
			array(
				'name'      => _x( 'Large', 'Name of the large font size in the block editor', 'twentytwenty' ),
				'shortName' => _x( 'L', 'Short name of the large font size in the block editor.', 'twentytwenty' ),
				'size'      => 26.25,
				'slug'      => 'large',
			),
			array(
				'name'      => _x( 'Larger', 'Name of the larger font size in the block editor', 'twentytwenty' ),
				'shortName' => _x( 'XL', 'Short name of the larger font size in the block editor.', 'twentytwenty' ),
				'size'      => 32,
				'slug'      => 'larger',
			),
		)
	);

	add_theme_support( 'editor-styles' );

	// If we have a dark background color then add support for dark editor style.
	// We can determine if the background color is dark by checking if the text-color is white.
	if ( '#ffffff' === strtolower( twentytwenty_get_color_for_area( 'content', 'text' ) ) ) {
		add_theme_support( 'dark-editor-style' );
	}

}

add_action( 'after_setup_theme', 'twentytwenty_block_editor_settings' );

/**
 * Overwrite default more tag with styling and screen reader markup.
 *
 * @param string $html The default output HTML for the more tag.
 * @return string
 */
function twentytwenty_read_more_tag( $html ) {
	return preg_replace( '/<a(.*)>(.*)<\/a>/iU', sprintf( '<div class="read-more-button-wrap"><a$1><span class="faux-button">$2</span> <span class="screen-reader-text">"%1$s"</span></a></div>', get_the_title( get_the_ID() ) ), $html );
}

add_filter( 'the_content_more_link', 'twentytwenty_read_more_tag' );

/**
 * Enqueues scripts for customizer controls & settings.
 *
 * @since Twenty Twenty 1.0
 *
 * @return void
 */
function twentytwenty_customize_controls_enqueue_scripts() {
	$theme_version = wp_get_theme()->get( 'Version' );

	// Add main customizer js file.
	wp_enqueue_script( 'twentytwenty-customize', get_template_directory_uri() . '/assets/js/customize.js', array( 'jquery' ), $theme_version, false );

	// Add script for color calculations.
	wp_enqueue_script( 'twentytwenty-color-calculations', get_template_directory_uri() . '/assets/js/color-calculations.js', array( 'wp-color-picker' ), $theme_version, false );

	// Add script for controls.
	wp_enqueue_script( 'twentytwenty-customize-controls', get_template_directory_uri() . '/assets/js/customize-controls.js', array( 'twentytwenty-color-calculations', 'customize-controls', 'underscore', 'jquery' ), $theme_version, false );
	wp_localize_script( 'twentytwenty-customize-controls', 'twentyTwentyBgColors', twentytwenty_get_customizer_color_vars() );
}

add_action( 'customize_controls_enqueue_scripts', 'twentytwenty_customize_controls_enqueue_scripts' );

/**
 * Enqueue scripts for the customizer preview.
 *
 * @since Twenty Twenty 1.0
 *
 * @return void
 */
function twentytwenty_customize_preview_init() {
	$theme_version = wp_get_theme()->get( 'Version' );

	wp_enqueue_script( 'twentytwenty-customize-preview', get_theme_file_uri( '/assets/js/customize-preview.js' ), array( 'customize-preview', 'customize-selective-refresh', 'jquery' ), $theme_version, true );
	wp_localize_script( 'twentytwenty-customize-preview', 'twentyTwentyBgColors', twentytwenty_get_customizer_color_vars() );
	wp_localize_script( 'twentytwenty-customize-preview', 'twentyTwentyPreviewEls', twentytwenty_get_elements_array() );

	wp_add_inline_script(
		'twentytwenty-customize-preview',
		sprintf(
			'wp.customize.selectiveRefresh.partialConstructor[ %1$s ].prototype.attrs = %2$s;',
			wp_json_encode( 'cover_opacity' ),
			wp_json_encode( twentytwenty_customize_opacity_range() )
		)
	);
}

add_action( 'customize_preview_init', 'twentytwenty_customize_preview_init' );

/**
 * Get accessible color for an area.
 *
 * @since Twenty Twenty 1.0
 *
 * @param string $area The area we want to get the colors for.
 * @param string $context Can be 'text' or 'accent'.
 * @return string Returns a HEX color.
 */
function twentytwenty_get_color_for_area( $area = 'content', $context = 'text' ) {

	// Get the value from the theme-mod.
	$settings = get_theme_mod(
		'accent_accessible_colors',
		array(
			'content'       => array(
				'text'      => '#000000',
				'accent'    => '#cd2653',
				'secondary' => '#6d6d6d',
				'borders'   => '#dcd7ca',
			),
			'header-footer' => array(
				'text'      => '#000000',
				'accent'    => '#cd2653',
				'secondary' => '#6d6d6d',
				'borders'   => '#dcd7ca',
			),
		)
	);

	// If we have a value return it.
	if ( isset( $settings[ $area ] ) && isset( $settings[ $area ][ $context ] ) ) {
		return $settings[ $area ][ $context ];
	}

	// Return false if the option doesn't exist.
	return false;
}

/**
 * Returns an array of variables for the customizer preview.
 *
 * @since Twenty Twenty 1.0
 *
 * @return array
 */
function twentytwenty_get_customizer_color_vars() {
	$colors = array(
		'content'       => array(
			'setting' => 'background_color',
		),
		'header-footer' => array(
			'setting' => 'header_footer_background_color',
		),
	);
	return $colors;
}

/**
 * Get an array of elements.
 *
 * @since Twenty Twenty 1.0
 *
 * @return array
 */
function twentytwenty_get_elements_array() {

	// The array is formatted like this:
	// [key-in-saved-setting][sub-key-in-setting][css-property] = [elements].
	$elements = array(
		'content'       => array(
			'accent'     => array(
				'color'            => array( '.color-accent', '.color-accent-hover:hover', '.color-accent-hover:focus', ':root .has-accent-color', '.has-drop-cap:not(:focus):first-letter', '.wp-block-button.is-style-outline', 'a' ),
				'border-color'     => array( 'blockquote', '.border-color-accent', '.border-color-accent-hover:hover', '.border-color-accent-hover:focus' ),
				'background-color' => array( 'button', '.button', '.faux-button', '.wp-block-button__link', '.wp-block-file .wp-block-file__button', 'input[type="button"]', 'input[type="reset"]', 'input[type="submit"]', '.bg-accent', '.bg-accent-hover:hover', '.bg-accent-hover:focus', ':root .has-accent-background-color', '.comment-reply-link' ),
				'fill'             => array( '.fill-children-accent', '.fill-children-accent *' ),
			),
			'background' => array(
				'color'            => array( ':root .has-background-color', 'button', '.button', '.faux-button', '.wp-block-button__link', '.wp-block-file__button', 'input[type="button"]', 'input[type="reset"]', 'input[type="submit"]', '.wp-block-button', '.comment-reply-link', '.has-background.has-primary-background-color:not(.has-text-color)', '.has-background.has-primary-background-color *:not(.has-text-color)', '.has-background.has-accent-background-color:not(.has-text-color)', '.has-background.has-accent-background-color *:not(.has-text-color)' ),
				'background-color' => array( ':root .has-background-background-color' ),
			),
			'text'       => array(
				'color'            => array( 'body', '.entry-title a', ':root .has-primary-color' ),
				'background-color' => array( ':root .has-primary-background-color' ),
			),
			'secondary'  => array(
				'color'            => array( 'cite', 'figcaption', '.wp-caption-text', '.post-meta', '.entry-content .wp-block-archives li', '.entry-content .wp-block-categories li', '.entry-content .wp-block-latest-posts li', '.wp-block-latest-comments__comment-date', '.wp-block-latest-posts__post-date', '.wp-block-embed figcaption', '.wp-block-image figcaption', '.wp-block-pullquote cite', '.comment-metadata', '.comment-respond .comment-notes', '.comment-respond .logged-in-as', '.pagination .dots', '.entry-content hr:not(.has-background)', 'hr.styled-separator', ':root .has-secondary-color' ),
				'background-color' => array( ':root .has-secondary-background-color' ),
			),
			'borders'    => array(
				'border-color'        => array( 'pre', 'fieldset', 'input', 'textarea', 'table', 'table *', 'hr' ),
				'background-color'    => array( 'caption', 'code', 'code', 'kbd', 'samp', '.wp-block-table.is-style-stripes tbody tr:nth-child(odd)', ':root .has-subtle-background-background-color' ),
				'border-bottom-color' => array( '.wp-block-table.is-style-stripes' ),
				'border-top-color'    => array( '.wp-block-latest-posts.is-grid li' ),
				'color'               => array( ':root .has-subtle-background-color' ),
			),
		),
		'header-footer' => array(
			'accent'     => array(
				'color'            => array( 'body:not(.overlay-header) .primary-menu > li > a', 'body:not(.overlay-header) .primary-menu > li > .icon', '.modal-menu a', '.footer-menu a, .footer-widgets a', '#site-footer .wp-block-button.is-style-outline', '.wp-block-pullquote:before', '.singular:not(.overlay-header) .entry-header a', '.archive-header a', '.header-footer-group .color-accent', '.header-footer-group .color-accent-hover:hover' ),
				'background-color' => array( '.social-icons a', '#site-footer button:not(.toggle)', '#site-footer .button', '#site-footer .faux-button', '#site-footer .wp-block-button__link', '#site-footer .wp-block-file__button', '#site-footer input[type="button"]', '#site-footer input[type="reset"]', '#site-footer input[type="submit"]' ),
			),
			'background' => array(
				'color'            => array( '.social-icons a', 'body:not(.overlay-header) .primary-menu ul', '.header-footer-group button', '.header-footer-group .button', '.header-footer-group .faux-button', '.header-footer-group .wp-block-button:not(.is-style-outline) .wp-block-button__link', '.header-footer-group .wp-block-file__button', '.header-footer-group input[type="button"]', '.header-footer-group input[type="reset"]', '.header-footer-group input[type="submit"]' ),
				'background-color' => array( '#site-header', '.footer-nav-widgets-wrapper', '#site-footer', '.menu-modal', '.menu-modal-inner', '.search-modal-inner', '.archive-header', '.singular .entry-header', '.singular .featured-media:before', '.wp-block-pullquote:before' ),
			),
			'text'       => array(
				'color'               => array( '.header-footer-group', 'body:not(.overlay-header) #site-header .toggle', '.menu-modal .toggle' ),
				'background-color'    => array( 'body:not(.overlay-header) .primary-menu ul' ),
				'border-bottom-color' => array( 'body:not(.overlay-header) .primary-menu > li > ul:after' ),
				'border-left-color'   => array( 'body:not(.overlay-header) .primary-menu ul ul:after' ),
			),
			'secondary'  => array(
				'color' => array( '.site-description', 'body:not(.overlay-header) .toggle-inner .toggle-text', '.widget .post-date', '.widget .rss-date', '.widget_archive li', '.widget_categories li', '.widget cite', '.widget_pages li', '.widget_meta li', '.widget_nav_menu li', '.powered-by-wordpress', '.to-the-top', '.singular .entry-header .post-meta', '.singular:not(.overlay-header) .entry-header .post-meta a' ),
			),
			'borders'    => array(
				'border-color'     => array( '.header-footer-group pre', '.header-footer-group fieldset', '.header-footer-group input', '.header-footer-group textarea', '.header-footer-group table', '.header-footer-group table *', '.footer-nav-widgets-wrapper', '#site-footer', '.menu-modal nav *', '.footer-widgets-outer-wrapper', '.footer-top' ),
				'background-color' => array( '.header-footer-group table caption', 'body:not(.overlay-header) .header-inner .toggle-wrapper::before' ),
			),
		),
	);

	/**
	* Filters Twenty Twenty theme elements
	*
	* @since Twenty Twenty 1.0
	*
	* @param array Array of elements
	*/
	return apply_filters( 'twentytwenty_get_elements_array', $elements );
}

/*********************
カードタイプ記事のショートコード
 *********************/
add_shortcode('card4', 'sng_longcard_link4'); // カードタイプ（横長）の関連記事を出力
if (!function_exists('sng_longcard_link4')) {
  function sng_longcard_link4($atts)
  {
    $output = '';
    $ids = isset($atts['id']) ? explode(',', $atts['id']) : null;
    if(!$ids) return "";
    $target = isset($atts['target']) ? ' target="_blank"' : "";
    
    foreach ($ids as $eachid) {
      list($url, $title, $img, $date) = sng_get_entry_link_data($eachid, 'thumb-520', true);
      if ($url && $title) {
        $output .= <<<EOF
<a class="e_linkto longc_linkto" href="{$url}"{$target}>
  <span class="longc_img">{$img}</span>
  <p>{$date}<span class="longc_title">{$title}</span></p>
</a>
EOF;
      } // endif
    } // end foreach
    return $output;
  }
}

function wptypes_listvfav_func($atts=array(), $content=null)
{
  extract( shortcode_atts( array(), $atts ) );
  if (function_exists('wpfp_get_users_favorites')):
    $favorite_post_ids = wpfp_get_users_favorites();
    $limit = 10;
    $content .= "

";
    if ($favorite_post_ids):
      $c = 0;
      $favorite_post_ids = array_reverse($favorite_post_ids);
      foreach ($favorite_post_ids as $post_id) {
        if ($c++ == $limit) break;
        $p = get_post($post_id);
	$image = $p->pic;
	set_post_thumbnail_size(600, 600);
        $content .= "
";
		$content .= "<a href='".get_permalink($post_id)."' class='card mb-1' style='max-width: 540px'>";
		$content .= "<div class='row no-gutters'>";
		$content .= "<div class='col-md-4 d-flex text-center'>";
		$content .= wp_get_attachment_image($image, 'medium');
		$content .= "</div>";
		$content .= "<div class='col-md-8'>";
		$content .= "<div class='card-body'>";
		$content .= "<h5 class='card-title mt-0'>" . $p->post_title . "</h5>";
		$content .= "<p class='card-text'>" . $p->content . "</p>";
		$content .= "<p class='card-text'>" . $p->price . "</p>";
		$content .= "</div>";
		$content .= "</div>";
		$content .= "</div>";
		$content .= "</a>";
        $content .= "
";
      }
    else:
      $content .= "

";
      $content .= "お気に入りした投稿が表示されます。";
      $content .= "
";
    endif;
    $content .= "

";
  endif;
  return $content;
}
add_shortcode('wptypes_listvfav', 'wptypes_listvfav_func');

function load_scripts() {
	wp_enqueue_script('rotate_logo_script', get_template_directory_uri() . '/js/rotateLogo.js');
}
add_action('wp_enqueue_scripts', 'load_scripts');

// ログを出力
if(!function_exists('_log')){
  function _log($message) {
    if (WP_DEBUG_LOG === true) {
      if (is_array($message) || is_object($message)) {
        error_log(print_r($message, true));
      } else {
        error_log($message);
      }
    }
  }
}

// チャットルーム一覧表示
function display_chat_room_list($atts) {
	global $wpdb;
	$table = $wpdb->prefix . 'wise_chat_channels';
	$results = $wpdb->get_results("SELECT * FROM " . $table);
	$html = '<ul class="list-group mb-2">';
	foreach($results as $row) {
		$name = $row->name;
		$supplier_id = $atts['supplier_id']; 
		preg_match("/chat-room-{$supplier_id}-(\w+)/", $name, $match);
		if (isset($match[1])) {
			$customer_id   = $match[1];
			$customer_name = get_userdata($customer_id)->user_login;
			$channel       = 'chat-room-' .$supplier_id. '-' .$customer_id; 
			$msg_count     = get_message_count_by_channel($channel);
			$last_datetime = get_last_message_datetime($channel);
			$html .= "<li class='list-group-item list-group-item-action'><a href='https://source.oysterworld.jp/matching-app/?page_id=414&supplier_id={$atts['supplier_id']}&customer_id={$customer_id}'>";
			$html .= "{$customer_name}とのチャットルーム</a>";
			$html .= "<small class='text-muted'>　更新日時:{$last_datetime}</small>";
			$html .= "<span class='badge badge-info'>{$msg_count}</span>";
			$html .= '</li>';
		}
	}
	$html .= '</ul>';
	return $html;
}
add_shortcode('display_chat_room_list', 'display_chat_room_list');

function get_message_count_by_channel($channel) {
	global $wpdb;
	$table  = $wpdb->prefix . 'wise_chat_messages';
	$result = $wpdb->get_results("SELECT * FROM {$table} WHERE channel='{$channel}'");
	return $wpdb->num_rows;
}
function get_last_message_datetime($channel) {
	global $wpdb;
	$table    = $wpdb->prefix . 'wise_chat_messages';
	$result   = $wpdb->get_results("SELECT * FROM {$table} WHERE time = (SELECT MAX(time) FROM {$table} WHERE channel='{$channel}')");
	$unixtime = $result[0]->time;
	date_default_timezone_set ('Asia/Tokyo');
	if ($unixtime == 0) {
		return 'なし';
	}
	return date('Y年m月d日 H時i分s秒', $unixtime);
}

// 最終ログインを記録
function user_last_login($user_login, $user) {
	update_user_meta($user->ID, 'last_login', time());
}
add_action('wp_login', 'user_last_login', 10, 2);

// 最終ログイン日時を管理画面に表示
function add_users_columns($columns) {
	$columns['columns_lastlogin'] = '最終ログイン';
	return $columns;
}
function add_users_custom_column($column_name, $column, $user_id) {
	if($column == 'columns_lastlogin') {
		$user_info = get_userdata($user_id);
		$user_lastlogin_time = $user_info->last_login;
		date_default_timezone_set ('Asia/Tokyo');
		return date('Y/m/d H:i:s',intval($user_lastlogin_time));
	}
}
add_filter( 'manage_users_columns', 'add_users_columns' );
add_filter( 'manage_users_custom_column', 'add_users_custom_column', 10, 3 );

// チャットを既読にする
function read_wise_chat($supplier_id, $customer_id) {
	global $wpdb;
	$table_message      = $wpdb->prefix . 'wise_chat_messages';
	$table_notification = $wpdb->prefix . 'wise_chat_notification';
	$channel            = 'chat-room-' .$supplier_id. '-' .$customer_id;
	$current_user_id    = wp_get_current_user()->ID;
	$sendor_id          = $current_user_id == $supplier_id ? $customer_id : $supplier_id;
	$sendor_name        = get_userdata($sendor_id)->display_name;
	$message_ids        = $wpdb->get_col(
		"SELECT id FROM {$table_message} WHERE channel='{$channel}' AND user='{$sendor_name}'"
	);
	foreach($message_ids as $message_id) {
		$wpdb->update(
			$table_notification,
			array(
				'has_read'   => 1,
				'read_time'  => time()
			),
			array(
				'message_id' => $message_id,
				'has_read'   => '0'
			)	
		);
	}
}

// チャット未読の件数取得、表示
function get_unread_chat_rooms() {
	global $wpdb;
	$table_message      = $wpdb->prefix . 'wise_chat_messages';
	$table_notification = $wpdb->prefix . 'wise_chat_notification';
	$current_user_id    = wp_get_current_user()->ID;
	$current_user_name  = get_userdata($current_user_id)->display_name;
	$channel_sup        = 'chat-room-' .$current_user_id. '-_';
	$channel_cus        = 'chat-room-_-' .$current_user_id;
	$messages           = $wpdb->get_results(
                "SELECT id, channel FROM {$table_message} WHERE (channel LIKE '{$channel_sup}' OR channel LIKE '{$channel_cus}') AND user!='{$current_user_name}'"
        );
	$unread_chat_rooms  = array();
	foreach($messages as $message) {
		$result = $wpdb->get_results(
			"SELECT id, has_read FROM {$table_notification} WHERE message_id = '{$message->id}'"
		);
		if($result[0]->id != 0 && $result[0]->has_read == 0) {
			$url = get_chat_room_url_by_channel($message->channel);	
			if (array_key_exists($url, $unread_chat_rooms)) {
				$unread_chat_rooms[$url] += 1;
			} else {
				$unread_chat_rooms[$url] = 1;
			}
		}
	}
	return $unread_chat_rooms;
}

function show_count_unread_wise_chat() {
	$unread_chat_rooms = get_unread_chat_rooms();
	$count = 0;
	foreach($unread_chat_rooms as $unread_chat_count) {
		$count += $unread_chat_count;
	}
	return $count;
}

function get_chat_room_url_by_channel($channel) {
	preg_match('/chat-room-(\w+)-(\w+)/', $channel, $match);
	$supplier_id = $match[1];
	$customer_id = $match[2];
	$url = "https://source.oysterworld.jp/matching-app/?page_id=414&supplier_id={$supplier_id}&customer_id={$customer_id}";
	return $url;
}

function display_unread_chat_room_list() {
	$html = '<ul class="list-group">';
	$unread_chat_rooms = get_unread_chat_rooms();
	foreach($unread_chat_rooms as $url => $count) {
		$partner_name = get_chat_partner_name_by_url($url);
		$html .= <<< HTML
<li class='list-group-item list-group-item-action'>
	<a href=$url>{$partner_name}とのチャット 未読:{$count}件</a>
</li>
HTML;
	}
	$html .= '</ul>';
	return $html;
}
add_shortcode('display_unread_chat_room_list', 'display_unread_chat_room_list');

function get_chat_partner_name_by_url($url) {
	preg_match('/supplier_id=(\w+)&customer_id=(\w+)/', $url, $match);
	$current_user_id = wp_get_current_user()->ID;
	if($current_user_id == $match[1]) {
		return get_userdata($match[2])->display_name;
	}
	return get_userdata($match[1])->display_name;
}

// ポストのスラッグを変更
function auto_post_slug( $slug, $post_ID, $post_status, $post_type ) {
    if ( preg_match( '/(%[0-9a-f]{2})+/', $slug ) ) {
        $slug = utf8_uri_encode( $post_type ) . '-' . $post_ID;
    }
    return $slug;
}
add_filter( 'wp_unique_post_slug', 'auto_post_slug', 10, 4  );

/**
* ページネーションHTML出力
*
* $limit      ページあたりの表示上限数
* $post_typed 投稿タイプのスラッグ
*/
function pagenation($limit = 5, $post_typed = 'service') {
    global $wp_rewrite;
    global $paged;
    global $wp_query;

    // 検索条件
    $query = array();
    if ($limit != 5) {
        $query['posts_per_page'] = $limit;
    }
    if (count($query) != 0) {
        $wp_query->query($query);
    }

    $wp_query->query(array(
        'post_type' => $post_typed,
    ));
    $paginate_base = get_pagenum_link();

    if( strpos( $paginate_base, '?' ) || !$wp_rewrite->using_permalinks() ) {
        $paginate_format = '';
        $paginate_base = add_query_arg( 'paged', '%#%' );
    } else {
        $paginate_format = (substr( $paginate_base, -1, 1 ) == '/' ? '' : '/') . user_trailingslashit('page/%#%/','paged');
        $paginate_base .= '%_%';
    }


    if( $paged < 2 ) {
        $paged = 1;
    }
    $args = array(
        'base' => $paginate_base,
        'format' => $paginate_format,
        'total' => $wp_query->max_num_pages,
        'current' => $paged,
        'show_all' => false,
        'prev_next' => true,
        'prev_text' => '&laquo;',
        'next_text' => '&raquo;',
        'type' => 'array',
    );
    $pagenate_array = paginate_links($args);

    // 配列がある場合のみ
    if (is_array($pagenate_array) == TRUE) {
        $pagenate .= '<div class="wp-pagenavi">';
        foreach ($pagenate_array as $key => $value) {

            if (preg_match('/current/', $value) == TRUE) {
                $class = '';
            }
            else {
                $class = '';
            }

            // $value = "<span class=\"{$class}\">".$value.'</span>';
            // リンク追加
            $pagenate .= $value;
        }

        $pagenate .= '</div>';
        echo $pagenate;
    }
}