functions.php

<?php

/** Theme version */
const TAINACAN_INTERFACE_VERSION = '2.4.4';

/**
 * Setup Theme
 */
if ( ! function_exists( 'tainacan_setup' ) ) {

	/**
	 * Executa após o tema ser inicializado.
	 * Isso é usado para a configuração básica do tema, registro dos recursos do tema e init hooks.
	 * Observe que esta função está conectada ao gancho (`hook`) `after_setup_theme`, que é executado antes do gancho de init.
	 */
	function tainacan_setup() {

		load_theme_textdomain( 'tainacan-interface', get_template_directory() . '/languages' );

		/**
		 * Display in gutenberg plugin the full width for image
		 */
		add_theme_support( 'html5', array( 'navigation-widgets', 'comment-list', 'comment-form' ) );
		add_theme_support( 'post-thumbnails' );
		add_theme_support( 'automatic-feed-links' );
		add_theme_support( 'responsive-embeds' );

		/**
		 * Removes support for Gutenberg widgets editor, by now...
		 */
		remove_theme_support( 'widgets-block-editor' );

		/**
		 * Custom header to change the banner image
		 */
		$header_args = array(
			'width'              => 2000,
			'height'             => 625,
			'header-text'		 => false,
			'flex-width'         => true,
			'flex-height'        => true,
		);
		add_theme_support( 'custom-header', $header_args );

		/*
		 * 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' );

		require_once get_template_directory() . '/functions/enqueues.php' ;

		/**
		 * Custom logo to change the logo image
		 */
		$logo_args = array(
			'height'      => 30,
			'width'       => 175,
			'flex-height' => true,
			'flex-width'  => true,
		);
		add_theme_support( 'custom-logo', $logo_args );

		if ( function_exists( 'tainacan_register_view_mode' ) ) {
			tainacan_register_view_mode('grid', array(
				'label' => __( 'Thumbnail', 'tainacan-interface' ),
				'description' => __( 'A thumbnail grid view, showing only title and thumbnail', 'tainacan-interface' ),
				'icon' => '<span class="icon"><i class="tainacan-icon tainacan-icon-viewminiature tainacan-icon-1-25em"></i></span>',
				'dynamic_metadata' => false,
				'template' => get_template_directory() . '/tainacan/view-mode-grid.php',
				'skeleton_template' => '<div class="tainacan-grid-container">
								<div class="skeleton tainacan-grid-item"></div>
								<div class="skeleton tainacan-grid-item"></div>
								<div class="skeleton tainacan-grid-item"></div>
								<div class="skeleton tainacan-grid-item"></div>
								<div class="skeleton tainacan-grid-item"></div>
								<div class="skeleton tainacan-grid-item"></div>
								<div class="skeleton tainacan-grid-item"></div>
								<div class="skeleton tainacan-grid-item"></div>
								<div class="skeleton tainacan-grid-item"></div>
								<div class="skeleton tainacan-grid-item"></div>
								<div class="skeleton tainacan-grid-item"></div>
								<div class="skeleton tainacan-grid-item"></div>
							</div>'
			));
		}

		/**
		 * Gutenberg support
		 */
		$default_color = '#298596';

		if (function_exists('tainacan_get_color_scheme')) {
			$color_scheme = tainacan_get_color_scheme();

			if ($color_scheme && $color_scheme[2]) {
				$default_color = $color_scheme[2];
			}
		}
	    add_theme_support( 'editor-color-palette', array(
	        array(
	            'name' => __( 'Default', 'tainacan-interface' ),
	            'slug' => 'default',
	            'color' => $default_color
	        ),
	        array(
	            'name' => __( 'Carmine', 'tainacan-interface' ),
	            'slug' => 'carmine',
	            'color' => '#8c442c',
	        ),
	        array(
	            'name' => __( 'Cherry', 'tainacan-interface' ),
	            'slug' => 'cherry',
	            'color' => '#A12B42',
	        ),
	        array(
	            'name' => __( 'Mustard', 'tainacan-interface' ),
	            'slug' => 'mustard',
	            'color' => '#754E24',
			),
			array(
	            'name' => __( 'Mint Green', 'tainacan-interface' ),
	            'slug' => 'mintgreen',
	            'color' => '#255F56',
			),
			array(
	            'name' => __( 'Dark Turquoise', 'tainacan-interface' ),
	            'slug' => 'darkturquoise',
	            'color' => '#205E6F',
			),
			array(
	            'name' => __( 'Turquoise', 'tainacan-interface' ),
	            'slug' => 'turquoise',
	            'color' => '#185F6D',
			),
			array(
	            'name' => __( 'Blue Heavenly', 'tainacan-interface' ),
	            'slug' => 'blueheavenly',
	            'color' => '#1D5C86',
			),
			array(
	            'name' => __( 'Purple', 'tainacan-interface' ),
	            'slug' => 'purple',
	            'color' => '#4751a3',
			),
			array(
	            'name' => __( 'Violet', 'tainacan-interface' ),
	            'slug' => 'violet',
	            'color' => '#955ba5',
	        ),
			array(
	            'name' => __( 'White', 'tainacan-interface' ),
	            'slug' => 'white',
	            'color' => '#ffffff',
	        ),
			array(
	            'name' => __( 'Light gray', 'tainacan-interface' ),
	            'slug' => 'lightgray',
	            'color' => '#f2f2f2',
	        ),
			array(
	            'name' => __( 'Dark gray', 'tainacan-interface' ),
	            'slug' => 'darkgray',
	            'color' => '#555758',
	        ),
		) );
		add_theme_support( 'align-wide' );
		add_theme_support( 'custom-line-height' );
		add_theme_support( 'custom-units' );
		add_theme_support( 'editor-font-sizes', array(
			array(
				'name' => esc_attr__( 'Small', 'tainacan-interface' ),
				'size' => 14,
				'slug' => 'small'
			),
			array(
				'name' => esc_attr__( 'Regular', 'tainacan-interface' ),
				'size' => 16,
				'slug' => 'regular'
			),
			array(
				'name' => esc_attr__( 'Large', 'tainacan-interface' ),
				'size' => 18,
				'slug' => 'large'
			),
			array(
				'name' => esc_attr__( 'Huge', 'tainacan-interface' ),
				'size' => 24,
				'slug' => 'huge'
			)
		) );
		add_theme_support( 'editor-style' );
		add_editor_style( 'editor-style.css' );

	}
} // tainacan_setup check
add_action( 'after_setup_theme', 'tainacan_setup' );

/**
 * Passes the custom color to a css variable used on the theme-side editor style
 *
 */
function tainacan_customize_editor_css() {

	$default_color = '#298596';

	if (function_exists('tainacan_get_color_scheme')) {
		$color_scheme = tainacan_get_color_scheme();

		if ($color_scheme && $color_scheme[2]) {
			$default_color = $color_scheme[2];
		}
	}

	?>
	<style>
		.editor-styles-wrapper {
			--tainacan-color-default: <?php echo $default_color == 'default' ? 'var(--tainacan-interface--link-color, #298596)' : $default_color; ?>;
			--tainacan-block-primary: <?php echo $default_color == 'default' ? 'var(--tainacan-interface--link-color, #298596)' : $default_color;?>;
		}
	</style>
	<?php
}
add_action( 'admin_head', 'tainacan_customize_editor_css');

/**
 * This function modifies the main WordPress query to include an array of
 * post types instead of the default 'post' post type.
 *
 * @param object $query The main WordPress query.
 */
function tainacan_include_items_in_search_results( $query ) {

	if ( !is_post_type_archive() && isset($_GET['s']) ) {
		if ( defined ('TAINACAN_VERSION') &&
			 $query->get( 'post_type' ) !== 'tainacan-collection' &&
			 (!isset($_GET['onlyposts']) || !$_GET['onlyposts']) &&
			 (!isset($_GET['onlypages']) || !$_GET['onlypages']) &&
			 $query->is_main_query() &&
			 $query->is_search() &&
			 !is_admin()
		) {
			$collections_post_types = \Tainacan\Repositories\Repository::get_collections_db_identifiers();
			$existing_post_types = $query->get( 'post_type' );

			if ( !is_array($existing_post_types) )
					$existing_post_types = [ $existing_post_types ];

			$query->set( 'post_type', array_merge( $existing_post_types, ['post', 'page', 'tainacan-collection'], $collections_post_types ) );
		} else if ( isset($_GET['onlypages']) && $_GET['onlypages'] && $query->is_main_query() && $query->is_search() && ! is_admin() ) {
			$query->set( 'post_type', 'pages' );
		} else if ( isset($_GET['onlyposts']) && $_GET['onlyposts'] && $query->is_main_query() && $query->is_search() && ! is_admin() ) {
			$query->set( 'post_type', 'post' );
		}
	}
}
add_action( 'pre_get_posts', 'tainacan_include_items_in_search_results' );

/**
 * Set the content width based on the theme's design and stylesheet.
 *
 * @since Tainacan Theme
 */
if ( ! isset( $content_width ) ) {
	$content_width = 1400;
}

/**
 * Alert user if Tainacan plugin is not installed.
 *
 * @since Tainacan Theme
 */
function tainacan_interface_admin_notice() {
	global $pagenow;

    if ( !defined('TAINACAN_VERSION') && $pagenow == 'themes.php' ) {
		echo '<div class="notice notice-warning is-dismissible">
            <p>' . __('Warning: <a href="https://wordpress.org/plugins/tainacan/" >Tainacan plugin</a> is not activated! While you may use this theme without it, we made it to take full advantage of the plugin features.', 'tainacan-interface') . '</p>
        </div>';
    }
}
add_action('admin_notices', 'tainacan_interface_admin_notice');

/**
 * Adds extra classes dp body tag. has-not-finished-loading is removed
 * from tag after jQuery.document(ready). It is used to style page while
 * not all DOM and JS is finished.
 *
 * @since Tainacan Theme
 */
add_filter( 'body_class', 'custom_class' );
function custom_class( $classes ) {

	$classes[] = 'loading-content';

	return $classes;
}

/*
* Register Widgets SideBar
*/
function tainacan_widgets_sidebar_init() {
	register_sidebar( array(
		'name'          => __( 'Tainacan Sidebar Right', 'tainacan-interface' ),
		'id'            => 'tainacan-sidebar-right',
		'before_widget' => '<aside id="%1$s" class="pb-4 pl-4 widget %2$s">',
		'after_widget'  => '</aside>',
		'before_title'  => '<h2 class="widget-title font-weight-bold">',
		'after_title'   => '</h2>',
	) );
}
add_action( 'widgets_init', 'tainacan_widgets_sidebar_init' );

/*
* Register Widgets footer
*/
function tainacan_widgets_footer_init() {
	register_sidebar( array(
		'name'          => __( 'Tainacan Sidebar Footer', 'tainacan-interface' ),
		'id'            => 'tainacan-sidebar-footer',
		'before_widget' => '<li class="mb-lg-4 border-left-0 border-right-0 border-bottom-0 tainacan-side"><input type="checkbox" checked><i></i>',
		'after_widget'  => '</li>',
		'before_title'  => '<h6 class="text-white font-weight-bold mb-lg-4">',
		'after_title'   => ' <i class="tainacan-icon mt-0"></i></h6>',
	) );
}
add_action( 'widgets_init', 'tainacan_widgets_footer_init' );

/*
* Register Tainacan Heading Section Pattern
*/
function tainacan_block_patterns_init() {
	global $wp_version;

	include_once( ABSPATH . 'wp-admin/includes/plugin.php' );

	if ((is_plugin_active('gutenberg/gutenberg.php') || $wp_version >= '5') && function_exists('register_block_pattern_category')) {
		register_block_pattern_category(
			'tainacan-interface',
			array( 'label' => _x( 'Tainacan Interface', 'Block pattern category', 'tainacan-interface' ) ) );
	}

	if ((is_plugin_active('gutenberg/gutenberg.php') || $wp_version >= '5') && function_exists('register_block_pattern')) {
		register_block_pattern(
			'tainacan-interface/tainacan-heading-section-pattern',
			array(
				'title'       => __( 'Tainacan heading section', 'tainacan-interface' ),
				'description' => _x( 'A left-aligned heading section containing a light sub-heading and an underline below the title.', 'Block pattern description', 'tainacan-interface' ),
				'content'     => '<!-- wp:group {"className":"tainacan-heading-section-pattern-pattern"} --><div class="wp-block-group tainacan-heading-section-pattern-pattern"><div class="wp-block-group__inner-container"><!-- wp:heading {"textColor":"default","style":{"typography":{"fontSize":24}}} --><h2 class="has-default-color has-text-color" style="font-size:24px">' . esc_html__( 'Section title', 'tainacan-interface' ) . '</h2><!-- /wp:heading --><!-- wp:paragraph {"style":{"color":{"text":"#838386"}}} --><p class="has-text-color" style="color:#898d8f">' . esc_html__( 'Section optional description...', 'tainacan-interface' ) . '</p><!-- /wp:paragraph --><!-- wp:separator {"color":"default"} --><hr class="wp-block-separator has-text-color has-background has-default-background-color has-default-color"/><!-- /wp:separator --><!-- wp:spacer {"height":32} --><div style="height:32px" aria-hidden="true" class="wp-block-spacer"></div><!-- /wp:spacer --></div></div><!-- /wp:group -->',
				'categories'  => array('tainacan-interface')
			)
		);
		register_block_pattern(
			'tainacan-interface/tainacan-highlight-section-pattern',
			array(
				'title'       => __( 'Tainacan highlight section', 'tainacan-interface' ),
				'description' => _x( 'A hero section with a background color and columns for image and text.', 'Block pattern description', 'tainacan-interface' ),
				'content'     => '
				<!-- wp:cover {"overlayColor":"default","align":"full"} -->
				<div class="wp-block-cover alignfull has-default-background-color has-background-dim">

					<div class="wp-block-cover__inner-container">
						<!-- wp:spacer {"height": 24} -->
						<div style="height:24px" aria-hidden="true" class="wp-block-spacer"></div>
						<!-- /wp:spacer -->
						<!-- wp:heading {"style":{"color":{"text":"#ffffff"}}} -->
						<h2 class="has-text-color" style="color:#ffffff">' . esc_html__( 'Section title', 'tainacan-interface' ) . '</h2>
						<!-- /wp:heading -->
						<!-- wp:spacer {"height": 16} -->
						<div style="height:16px" aria-hidden="true" class="wp-block-spacer"></div>
						<!-- /wp:spacer -->
						<!-- wp:columns {"style":{"color":{"text":"#ffffff"}}} -->
						<div class="wp-block-columns has-text-color" style="color:#ffffff">
							<!-- wp:column {"width":33.33} -->
							<div class="wp-block-column" style="flex-basis:33.33%">
								<!-- wp:image {"id":152274,"sizeSlug":"large"} -->
								<figure class="wp-block-image size-large"><img src="' . esc_url( get_template_directory_uri() ) . '/assets/images/thumbnail_placeholder.png' . '" alt="" class="wp-image-152274"/></figure>
								<!-- /wp:image -->
							</div>
							<!-- /wp:column -->

							<!-- wp:column {"width":66.66} -->
							<div class="wp-block-column" style="flex-basis:66.66%">
								<!-- wp:paragraph {"fontSize":"normal"} -->
								<p class="has-normal-font-size">Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.</p>
								<!-- /wp:paragraph -->

								<!-- wp:paragraph {"align":"right","style":{"color":{"text":"#ffffff"}}} -->
								<p class="has-text-align-right has-text-color" style="color:#ffffff"><a href="/"> ' .esc_html__( 'View more...', 'tainacan-interface' ) . '</a></p>
								<!-- /wp:paragraph -->
							</div>
							<!-- /wp:column -->
						</div>
						<!-- /wp:columns -->
						<!-- wp:spacer {"height": 32} -->
						<div style="height:32px" aria-hidden="true" class="wp-block-spacer"></div>
						<!-- /wp:spacer -->
					</div>
				</div>
				<!-- /wp:cover -->',
				'categories'  => array('tainacan-interface')
			)
		);
		register_block_pattern(
			'tainacan-interface/tainacan-highlight-section-pattern-alt',
			array(
				'title'       => __( 'Tainacan highlight section (alt)', 'tainacan-interface' ),
				'description' => _x( 'Another hero section with a background color and columns for image headings and text.', 'Block pattern description', 'tainacan-interface' ),
				'content'     => '
				<!-- wp:cover {"customOverlayColor":"#01295c","align":"full"} -->
				<div class="wp-block-cover alignfull has-background-dim" style="background-color:#01295c">
					<div class="wp-block-cover__inner-container">
						<!-- wp:spacer {"height": 16} -->
						<div style="height:16px" aria-hidden="true" class="wp-block-spacer"></div>
						<!-- /wp:spacer -->
						<!-- wp:columns {"style":{"color":{"text":"#ffffff"}}} -->
						<div class="wp-block-columns has-text-color" style="color:#ffffff">
							<!-- wp:column {"width":33.33} -->
							<div class="wp-block-column" style="flex-basis:33.33%">
								<!-- wp:image {"id":152274,"sizeSlug":"large"} -->
								<figure class="wp-block-image size-large"><img src="' . esc_url( get_template_directory_uri() ) . '/assets/images/thumbnail_placeholder.png' . '" alt="" class="wp-image-152274"/></figure>
								<!-- /wp:image -->
							</div>
							<!-- /wp:column -->

							<!-- wp:column {"width":33.33} -->
							<div class="wp-block-column" style="flex-basis:33.33%">
								<!-- wp:heading {"style":{"color":{"text":"#ffffff"}}} -->
								<h2 class="has-text-color" style="color:#ffffff">' . esc_html__( 'Section title', 'tainacan-interface' ) . '</h2>
								<!-- /wp:heading -->

								<!-- wp:paragraph {"fontSize":"normal"} -->
								<p class="has-normal-font-size">Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.</p>
								<!-- /wp:paragraph -->
							</div>
							<!-- /wp:column -->

							<!-- wp:column {"width":33.33} -->
							<div class="wp-block-column" style="flex-basis:33.33%">
								<!-- wp:paragraph {"fontSize":"normal"} -->
								<p class="has-normal-font-size">Sed at orci ex. Nulla pulvinar, lorem vel eleifend maximus, nunc elit porta felis, id placerat orci dui sit amet ligula. Mauris fermentum dui quam, eget blandit ligula vulputate sit amet. Integer aliquet eget urna ac tempor. Nunc viverra faucibus magna ac aliquet. Integer ullamcorper lacinia elit quis gravida. Duis placerat pulvinar arcu nec faucibus. Sed sit amet enim iaculis, facilisis est non, venenatis nibh.</p>
								<!-- /wp:paragraph -->

								<!-- wp:paragraph {"align":"right","style":{"color":{"text":"#ffffff"}}} -->
								<p class="has-text-align-right has-text-color" style="color:#ffffff"><a href="/"> ' .esc_html__( 'View more...', 'tainacan-interface' ) . '</a></p>
								<!-- /wp:paragraph -->
							</div>
							<!-- /wp:column -->
						</div>
						<!-- /wp:columns -->
					</div>
				</div>
				<!-- /wp:cover -->',
				'categories'  => array('tainacan-interface')
			)
		);
	}
}
add_action( 'init', 'tainacan_block_patterns_init' );

/**
 * get Tainacan's logo function HTML
 *
 * return custom or default Tainacan's logo
 */
function tainacan_get_logo() {
	if ( has_custom_logo() ) {
		return get_custom_logo();
	} else {
		$html = '<a class="navbar-brand tainacan-logo" href="' . esc_url( home_url() ) . '">';
		$html .= '<h1>' . get_bloginfo( 'name' ) . '</h1>';
		$html .= '</a>';
		return $html;
	}
}

/**
 * Change logo class function
 *
 * @param [type] $html
 * @return void
 */
function tainacan_change_logo_class( $html ) {
	$html = str_replace( 'custom-logo-link', 'navbar-brand tainacan-logo', $html );
	$html = str_replace( 'custom-logo', 'logo', $html );

	return $html;
}
add_filter( 'get_custom_logo', 'tainacan_change_logo_class' );

/**
 * Class navwalker
 */
require_once get_template_directory() . '/lib/class-wp-bootstrap-navwalker.php';

/**
 * Register the menu for use after the banner
 */
register_nav_menus( array(
	'navMenubelowHeader' => __( 'Navigation menu below header', 'tainacan-interface' ),
) );

function tainacan_hex2rgb( $color ) {
	$color = trim( $color, '#' );

	if ( strlen( $color ) === 3 ) {
		$r = hexdec( substr( $color, 0, 1 ) . substr( $color, 0, 1 ) );
		$g = hexdec( substr( $color, 1, 1 ) . substr( $color, 1, 1 ) );
		$b = hexdec( substr( $color, 2, 1 ) . substr( $color, 2, 1 ) );
	} elseif ( strlen( $color ) === 6 ) {
		$r = hexdec( substr( $color, 0, 2 ) );
		$g = hexdec( substr( $color, 2, 2 ) );
		$b = hexdec( substr( $color, 4, 2 ) );
	} else {
		return array();
	}

	return array(
		'red' => $r,
		'green' => $g,
		'blue' => $b,
	);
}

function tainacan_collections_viewmode( $public_query_vars ) {
	$public_query_vars[] = 'tainacan_collections_viewmode';
	return $public_query_vars;
}
add_filter( 'query_vars', 'tainacan_collections_viewmode' );

function tainacan_active( $selected, $current = true, $echo = true ) {
	$return = $selected == $current ? 'active' : '';

	if ( $echo ) {
		echo $return;
	}

	return $return;
}

function tainacan_theme_collection_title( $title ) {
	if ( is_post_type_archive( 'tainacan-collection' ) ) {
		return __( 'Collections', 'tainacan-interface' );
	}
	return $title;
}
add_filter( 'get_the_archive_title', 'tainacan_theme_collection_title' );

function tainacan_theme_collection_query( $query ) {
	if ( $query->is_main_query() && $query->is_post_type_archive( 'tainacan-collection' ) ) {
		$query->set( 'posts_per_page', 12 );
	}
}
add_action( 'pre_get_posts', 'tainacan_theme_collection_query' );

/**
 * Render customizer colors to Gutenberg.
 */
function tainacan_customizer_gutenberg_colors() {

	// Retrieve the link color from the Customizer.
	$link_color = get_theme_mod( 'tainacan_link_color', 'default' );

	// Build styles.
	$css  = '';
	$css .= '.has-accent-color { color: ' . esc_attr( $link_color ) . ' !important; }';
	$css .= '.has-accent-background-color { background-color: ' . esc_attr( $link_color ) . '; }';
	return wp_strip_all_tags( $css );
}

/**
* Enqueue editor styles for Gutenberg
*/
function tainacan_editor_styles() {

	// Adds Tainacan editor style for Gutenberg.
    wp_enqueue_style( 'tainacan-editor-style', get_template_directory_uri() . '/editor-style.css', [], TAINACAN_INTERFACE_VERSION );

	// Adds Robot fonts to Gutenberg.
	wp_enqueue_style( 'RobotoFonts', 'https://fonts.googleapis.com/css?family=Roboto:400,400i,500,500i,700,700i' );

}
add_action( 'enqueue_block_editor_assets', 'tainacan_editor_styles' );

require get_template_directory() . '/functions/customizer.php';
require get_template_directory() . '/functions/single-functions.php';
require get_template_directory() . '/functions/class-tainacanthemecollectioncolor.php';
require get_template_directory() . '/functions/breadcrumb.php';