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Current File : /var/www/projetos/spanish.ongrace.com/wp-content/themes/flash/inc/extras.php

<?php
/**
 * Custom functions that act independently of the theme templates.
 *
 * Eventually, some of the functionality here could be replaced by core features.
 *
 * @package Flash
 */

/**
 * Adds custom classes to the array of body classes.
 *
 * @param array $classes Classes for the body element.
 *
 * @return array
 */
function flash_body_classes( $classes ) {
	global $post;
	// Adds a class of group-blog to blogs with more than 1 published author.
	if ( is_multi_author() ) {
		$classes[] = 'group-blog';
	}

	// Adds a class of hfeed to non-singular pages.
	if ( ! is_singular() ) {
		$classes[] = 'hfeed';
	}

	if ( get_theme_mod( 'flash_site_layout', 'wide' ) == 'boxed' ) {
		$classes[] = 'boxed';
	}

	if ( is_singular() ) {
		$post_specific_transparency = get_post_meta( $post->ID, 'flash_transparency', true );
		$classes[]                  = $post_specific_transparency;
	}

	if ( get_theme_mod( 'flash_sticky_header', '' ) == '1' ) {
		$classes[] = 'header-sticky';
	}

	$logo_class = esc_attr( get_theme_mod( 'flash_logo_position', 'left-logo-right-menu' ) );
	$classes[]  = $logo_class;

	if ( ( is_archive() || ( is_home() && ! is_front_page() ) ) ) {
		$classes[] = esc_attr( get_theme_mod( 'flash_archive_layout', 'right-sidebar' ) );
		$classes[] = esc_attr( get_theme_mod( 'flash_blog_style', 'classic-layout' ) );
	}

	if ( is_search() ) {
		$classes[] = esc_attr( get_theme_mod( 'flash_archive_layout', 'right-sidebar' ) );
	}

	if ( is_single() ) {
		$post_specific_layout = get_post_meta( $post->ID, 'flash_page_layout', true );
		if ( empty( $post_specific_layout ) || $post_specific_layout == 'default-layout' ) {
			$classes[] = esc_attr( get_theme_mod( 'flash_post_layout', 'right-sidebar' ) );
		} else {
			$classes[] = esc_attr( $post_specific_layout );
		}
	}
	if ( is_page() ) {
		$post_specific_layout = get_post_meta( $post->ID, 'flash_page_layout', true );
		if ( empty( $post_specific_layout ) || $post_specific_layout == 'default-layout' ) {
			$classes[] = esc_attr( get_theme_mod( 'flash_page_layout', 'right-sidebar' ) );
		} else {
			$classes[] = esc_attr( $post_specific_layout );
		}
	}

	return $classes;
}

add_filter( 'body_class', 'flash_body_classes' );

if ( ! function_exists( 'flash_the_custom_logo' ) ) :
	/**
	 * Displays the optional custom logo.
	 *
	 * Does nothing if the custom logo is not available.
	 *
	 * @since Flash 1.0.0
	 */
	function flash_the_custom_logo() {
		if ( function_exists( 'the_custom_logo' ) ) {
			the_custom_logo();
		}
	}
endif;

if ( ! function_exists( 'flash_top_header_content' ) ) :
	/**
	 * Content for Top Header Sections.
	 *
	 * @since Flash 1.0
	 */
	function flash_top_header_content( $position ) {

		if ( ( get_theme_mod( $position ) == 'header-text' ) ) {
			$header_text = get_theme_mod( 'flash_top_header_text', '' );

			return wp_kses_post( $header_text );
		} elseif ( ( get_theme_mod( $position ) == 'social-menu' ) ) {
			$social_menu = wp_nav_menu(
				array(
					'theme_location' => 'social',
					'menu_class'     => 'social-menu',
					'fallback_cb'    => false,
					'link_before'    => '<span class="screen-reader-text">',
					'link_after'     => '</span>',
					'depth'          => 1,
				)
			);

			return $social_menu;
		}

	}
endif;

if ( ! function_exists( 'flash_footer_copyright' ) ) :
	/**
	 * Footer Copyright Text.
	 *
	 * @since Flash 1.0
	 */
	function flash_footer_copyright()
	{ ?>
		<div class="copyright">
	<span class="copyright-text">
		<?php printf(esc_html__('Copyright %1$s %2$s', 'flash'), '&copy; ', date('Y')); ?>
		<a href="<?php echo esc_url(home_url('/')); ?>"><?php echo get_bloginfo('name'); ?></a>
		<?php printf(esc_html__('All rights reserved.', 'flash') . esc_html__(' Theme: %2$s by %1$s.', 'flash'), 'ThemeGrill', '<a href="' . esc_url('https://themegrill.com/themes/flash/') . '" target="_blank" rel="nofollow">Flash</a>'); ?>
		<?php printf(esc_html__('Powered by %s', 'flash'), '<a href="' . esc_url(__('https://wordpress.org/', 'flash')) . '"target="_blank" rel="nofollow">' . esc_html__('WordPress', 'flash') . '</a>'); ?>
	</span>

		</div><!-- .copyright -->

		<?php
	}
endif;

add_action('flash_copyright_area', 'flash_footer_copyright');

if ( ! function_exists( 'flash_breadcrumbs' ) ) :
	/**
	 * Breadcrumb for Flash
	 *
	 * @since Flash 1.0
	 */
	function flash_breadcrumbs() {

		// Settings
		$separator  = '&gt;';
		$home_title = esc_html__( 'Home', 'flash' );

		// Get the query & post information
		global $post, $wp_query;

		// Do not display on the homepage
		if ( get_theme_mod( 'flash_remove_breadcrumbs', '' ) != '1' ) {

			if ( flash_is_woocommerce_page() ) {
				woocommerce_breadcrumb(
					array(
						'delimiter' => '',
						'before'    => '<span>',
						'after'     => '</span>',
					)
				);

				return false;
			}

			// Build the breadcrums
			echo '<ul class="trail-items">';

			// Home page
			echo '<li class="trail-item trail-begin"><a class="trail-home" href="' . esc_url( get_home_url() ) . '" title="' . $home_title . '"><span>' . $home_title . '</span></a></li>';

			if ( is_archive() && is_tax() && ! is_category() && ! is_tag() ) {

				// If post is a custom post type
				$post_type = get_post_type();

				// If it is a custom post type display name and link
				if ( $post_type != 'post' ) {

					$post_type_object       = get_post_type_object( $post_type );
					$post_type_archive_link = get_post_type_archive_link( $post_type );

					echo '<li class="trail-item"><a class="item-taxonomy" href="' . esc_url( $post_type_archive_link ) . '" title="' . esc_attr( $post_type_object->labels->name ) . '"><span>' . esc_html( $post_type_object->labels->name ) . '</span></a></li>';
				}

				$custom_taxonomy = get_queried_object()->name;
				echo '<li class="trail-item"><span>' . esc_html( $custom_taxonomy ) . '</span></li>';

			} elseif ( is_single() ) {

				// If post is a custom post type
				$post_type = get_post_type();

				// If it is a custom post type display name and link
				if ( $post_type != 'post' ) {

					$post_type_object       = get_post_type_object( $post_type );
					$post_type_archive_link = get_post_type_archive_link( $post_type );

					echo '<li class="trail-item"><a class="item-custom-post-type" href="' . esc_url( $post_type_archive_link ) . '" title="' . esc_attr( $post_type_object->labels->name ) . '"><span>' . esc_html( $post_type_object->labels->name ) . '</span></a></li>';
				}

				// Get post category info
				$category = get_the_category();

				if ( ! empty( $category ) ) {

					// Get last category post is in
					$slice_array   = array_slice( $category, -1 );
					$last_category = array_pop( $slice_array );

					// Get parent any categories and create array
					$get_cat_parents = rtrim( get_category_parents( $last_category->term_id, true, ',' ), ',' );
					$cat_parents     = explode( ',', $get_cat_parents );

					// Loop through parent categories and store in variable $cat_display
					$cat_display = '';
					foreach ( $cat_parents as $parents ) {
						$cat_display .= '<li class="trail-item item-category"><span>' . $parents . '</span></li>';
					}
				}

				// Check if the post is in a category
				if ( ! empty( $last_category ) ) {
					echo $cat_display;
					echo '<li class="trail-item"><span>' . esc_html( get_the_title() ) . '</span></li>';

				} else {

					echo '<li class="trail-item"><span>' . esc_html( get_the_title() ) . '</span></li>';

				}
			} elseif ( is_category() ) {

				// Category page
				echo '<li class="trail-item"><span>' . single_cat_title( '', false ) . '</span></li>';

			} elseif ( is_page() ) {

				// Standard page
				if ( $post->post_parent ) {

					// If child page, get parents
					$anc = get_post_ancestors( $post->ID );

					// Get parents in the right order
					$anc = array_reverse( $anc );

					$parents = '';

					// Parent page loop
					foreach ( $anc as $ancestor ) {
						$parents .= '<li class="trail-item"><a class="item-parent" href="' . esc_url( get_permalink( $ancestor ) ) . '" title="' . esc_attr( get_the_title( $ancestor ) ) . '"><span>' . esc_html( get_the_title( $ancestor ) ) . '</span></a></li>';
					}

					// Display parent pages
					echo $parents;

					// Current page
					echo '<li class="trail-item"><span>' . esc_html( get_the_title() ) . '</span></li>';

				} else {

					// Just display current page if not parents
					echo '<li class="trail-item"><span>' . esc_html( get_the_title() ) . '</span></li>';
				}
			} elseif ( is_tag() ) {

				// Tag page

				// Get tag information
				$term_id       = get_query_var( 'tag_id' );
				$taxonomy      = 'post_tag';
				$args          = 'include=' . $term_id;
				$terms         = get_terms( $taxonomy, $args );
				$get_term_id   = $terms[0]->term_id;
				$get_term_slug = $terms[0]->slug;
				$get_term_name = $terms[0]->name;

				// Display the tag name
				echo '<li class="trail-item"><span>' . esc_html( $get_term_name ) . '</span></li>';

			} elseif ( is_day() ) {

				// Day archive

				// Year link
				echo '<li class="trail-item"><a class="item-year" href="' . esc_url( get_year_link( get_the_time( __( 'Y', 'flash' ) ) ) ) . '" title="' . esc_attr( get_the_time( __( 'Y', 'flash' ) ) ) . '"><span>' . esc_html( get_the_time( __( 'Y', 'flash' ) ) ) . '</span></a></li>';

				// Month link
				echo '<li class="trail-item"><a class="item-month" href="' . esc_url( get_month_link( get_the_time( __( 'Y', 'flash' ) ), get_the_time( __( 'M', 'flash' ) ) ) ) . '" title="' . esc_attr( get_the_time( __( 'M', 'flash' ) ) ) . '"><span>' . esc_html( get_the_time( __( 'M', 'flash' ) ) ) . '</span></a></li>';

				// Day display
				echo '<li class="trail-item"><span>' . esc_html( get_the_time( __( 'jS', 'flash' ) ) . get_the_time( __( 'M', 'flash' ) ) ) . '</span></li>';

			} elseif ( is_month() ) {

				// Month Archive

				// Year link
				echo '<li class="trail-item"><a class="item-year" href="' . esc_url( get_year_link( get_the_time( __( 'Y', 'flash' ) ) ) ) . '" title="' . esc_attr( get_the_time( __( 'Y', 'flash' ) ) ) . '"><span>' . esc_html( get_the_time( __( 'Y', 'flash' ) ) ) . '</span></a></li>';

				// Month link
				echo '<li class="trail-item"><span>' . esc_html( get_the_time( __( 'M', 'flash' ) ) ) . '</span></li>';

			} elseif ( is_year() ) {

				// Display year archive
				echo '<li class="trail-item"><span>' . esc_html( get_the_time( __( 'Y', 'flash' ) ) ) . '</span></li>';

			} elseif ( is_author() ) {

				// Auhor archive

				// Get the author information
				global $author;
				$userdata = get_userdata( $author );

				// Display author name
				echo '<li class="trail-item"><span>' . esc_html( $userdata->display_name ) . '</span></li>';

			} elseif ( get_query_var( 'paged' ) ) {

				// Paginated archives
				echo '<li class="trail-item"><span>' . esc_html__( 'Page ', 'flash' ) . esc_html( get_query_var( 'paged' ) ) . '</span></li>';

			} elseif ( is_search() ) {

				// Search results page
				echo '<li class="trail-item"><span>' . esc_html__( 'Search results for: ', 'flash' ) . esc_html( get_search_query() ) . '</span></li>';

			} elseif ( is_404() ) {

				// 404 page
				echo '<li class="trail-item"><span>' . esc_html__( '404 Error', 'flash' ) . '</span></li>';
			}

			echo '</ul>';

		}

	}
endif;

if ( ! function_exists( 'flash_page_title' ) ) :
	/**
	 * Title for page header
	 *
	 * @since Flash 1.0
	 */
	function flash_page_title() {
		if ( is_archive() ) {
			$flash_header_title = get_the_archive_title();
		} elseif ( is_404() ) {
			$flash_header_title = esc_html__( 'Page NOT Found', 'flash' );
		} elseif ( is_search() ) {
			$flash_header_title = sprintf( esc_html__( 'Search Results for: %s', 'flash' ), esc_html( get_search_query() ) );
		} elseif ( is_singular() ) {
			$flash_header_title = get_the_title();
		} elseif ( is_home() ) {
			$queried_id         = get_option( 'page_for_posts' );
			$flash_header_title = get_the_title( $queried_id );
		} else {
			$flash_header_title = '';
		}

		if ( flash_is_woocommerce_page() ) {
			$flash_header_title = woocommerce_page_title( $echo = false );
		}

		echo '<h1 class="trail-title">';
		echo $flash_header_title;
		echo '</h1>';
	}
endif;

if ( ! function_exists( 'flash_excerpt_length' ) ) :
	/**
	 * Flash Excerpt Length
	 *
	 * @since Flash 1.0
	 */
	function flash_excerpt_length( $length ) {
		return 20;
	}
endif;
add_filter( 'excerpt_length', 'flash_excerpt_length' );

/**
 * Converts a HEX value to RGB.
 *
 * @param string $color The original color, in 3- or 6-digit hexadecimal form.
 *
 * @return array Array containing RGB (red, green, and blue) values for the given
 *               HEX code, empty array otherwise.
 * @since Flash 1.0
 *
 */
function flash_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,
	);
}

/**
 * Regenerate darker color
 *
 * @param string $color The original color, in hex form
 *
 * @return string darker color
 * @since Flash 1.0
 *
 */
function flash_darkcolor( $hex, $steps ) {
	// Steps should be between -255 and 255. Negative = darker, positive = lighter
	$steps = max( -255, min( 255, $steps ) );

	// Normalize into a six character long hex string
	$hex = str_replace( '#', '', $hex );
	if ( strlen( $hex ) == 3 ) {
		$hex = str_repeat( substr( $hex, 0, 1 ), 2 ) . str_repeat( substr( $hex, 1, 1 ), 2 ) . str_repeat( substr( $hex, 2, 1 ), 2 );
	}

	// Split into three parts: R, G and B
	$color_parts = str_split( $hex, 2 );
	$return      = '#';

	foreach ( $color_parts as $color ) {
		$color   = hexdec( $color );                                   // Convert to decimal
		$color   = max( 0, min( 255, $color + $steps ) );              // Adjust color
		$return .= str_pad( dechex( $color ), 2, '0', STR_PAD_LEFT ); // Make two char hex code
	}

	return $return;
}

if ( ! function_exists( 'flash_get_layout' ) ) :
	/**
	 * Returns layout setting based on post meta and customizer setting.
	 *
	 * @since Flash 1.0
	 */
	function flash_get_layout() {
		global $post;

		$layout = get_theme_mod( 'flash_archive_layout', 'right-sidebar' );

		// Front page displays in Reading Settings
		$page_for_posts = get_option( 'page_for_posts' );

		// Get Layout meta
		if ( $post ) {
			$post_specific_layout = get_post_meta( $post->ID, 'flash_page_layout', true );
		}
		// Home page if Posts page is assigned
		if ( is_home() && ! ( is_front_page() ) ) {
			$queried_id           = get_option( 'page_for_posts' );
			$post_specific_layout = get_post_meta( $queried_id, 'flash_page_layout', true );

			if ( ! empty( $post_specific_layout ) && $post_specific_layout != 'default-layout' ) {
				$layout = get_post_meta( $queried_id, 'flash_page_layout', true );
			}
		} elseif ( is_page() ) {
			$layout = get_theme_mod( 'flash_page_layout', 'right-sidebar' );
			if ( ! empty( $post_specific_layout ) && $post_specific_layout != 'default-layout' ) {
				$layout = get_post_meta( $post->ID, 'flash_page_layout', true );
			}
		} elseif ( is_single() ) {
			$layout = get_theme_mod( 'flash_post_layout', 'right-sidebar' );
			if ( ! empty( $post_specific_layout ) && $post_specific_layout != 'default-layout' ) {
				$layout = get_post_meta( $post->ID, 'flash_page_layout', true );
			}
		}

		return $layout;
	}
endif;

/**
 * Returns true if on a page which uses WooCommerce templates (cart and checkout are standard pages with shortcodes and
 * which are also included)
 *
 * @access public
 * @return bool
 */
function flash_is_woocommerce_page() {

	if ( flash_is_woocommerce_active() ) {

		if ( is_woocommerce() ) {
			return true;
		}

		$woocommerce_keys = array(
			'woocommerce_shop_page_id',
			'woocommerce_terms_page_id',
			'woocommerce_cart_page_id',
			'woocommerce_checkout_page_id',
			'woocommerce_pay_page_id',
			'woocommerce_thanks_page_id',
			'woocommerce_myaccount_page_id',
			'woocommerce_edit_address_page_id',
			'woocommerce_view_order_page_id',
			'woocommerce_change_password_page_id',
			'woocommerce_logout_page_id',
			'woocommerce_lost_password_page_id',
		);

		foreach ( $woocommerce_keys as $wc_page_id ) {
			if ( get_the_ID() == get_option( $wc_page_id, 0 ) ) {
				return true;
			}
		}
	}

	return false;
}

/**
 * Migrate any existing theme CSS codes added in Customize Options to the core option added in WordPress 4.7
 *
 * @since Flash 1.0.6
 */
function flash_custom_css_migrate() {
	if ( function_exists( 'wp_update_custom_css_post' ) ) {
		$custom_css = get_theme_mod( 'flash_custom_css' );
		if ( $custom_css ) {
			$core_css = wp_get_custom_css(); // Preserve any CSS already added to the core option.
			$return   = wp_update_custom_css_post( $core_css . $custom_css );
			if ( ! is_wp_error( $return ) ) {
				// Remove the old theme_mod, so that the CSS is stored in only one place moving forward.
				remove_theme_mod( 'flash_custom_css' );
			}
		}
	}
}

add_action( 'after_setup_theme', 'flash_custom_css_migrate' );

if ( ! function_exists( 'flash_related_posts' ) ) {

	/**
	 * Display the related posts.
	 */
	function flash_related_posts() {
		wp_reset_postdata();
		global $post;

		// Define shared post arguments
		$args = array(
			'no_found_rows'          => true,
			'update_post_meta_cache' => false,
			'update_post_term_cache' => false,
			'ignore_sticky_posts'    => 1,
			'orderby'                => 'rand',
			'post__not_in'           => array( $post->ID ),
			'posts_per_page'         => 3,
		);

		// Related by categories.
		if ( get_theme_mod( 'flash_related_post_option_display', 'categories' ) == 'categories' ) {
			$cats                 = wp_get_post_categories( $post->ID, array( 'fields' => 'ids' ) );
			$args['category__in'] = $cats;
		}

		// Related by tags.
		if ( get_theme_mod( 'flash_related_post_option_display', 'categories' ) == 'tags' ) {
			$tags            = wp_get_post_tags( $post->ID, array( 'fields' => 'ids' ) );
			$args['tag__in'] = $tags;

			if ( ! $tags ) {
				$break = true;
			}
		}

		$query = ! isset( $break ) ? new WP_Query( $args ) : new WP_Query();

		return $query;

	}
}

if ( ! function_exists( 'flash_pingback_header' ) ) :

	/**
	 * Add a pingback url auto-discovery header for single posts, pages, or attachments.
	 */
	function flash_pingback_header() {
		if ( is_singular() && pings_open() ) {
			printf( '<link rel="pingback" href="%s">', esc_url( get_bloginfo( 'pingback_url' ) ) );
		}
	}

endif;

add_action( 'wp_head', 'flash_pingback_header' );

if ( ! function_exists( 'flash_change_logo_attr' ) ) :
	/**
	 * Update image attributes for retina logo.
	 */
	function flash_change_logo_attr( $attr, $attachment, $size ) {
		$custom_logo = wp_get_attachment_image_src( get_theme_mod( 'custom_logo' ), 'full' );

		if ( $custom_logo ) {
			$custom_logo = $custom_logo[0];
		}

		if ( isset( $attr['class'] ) && 'custom-logo' === $attr['class'] ) {
			if ( 1 == get_theme_mod( 'flash_retina_logo', 0 ) ) {
				$retina_logo = get_theme_mod( 'flash_retina_logo_upload' );

				if ( $retina_logo ) {
					$attr['srcset'] = $custom_logo . ' 1x, ' . $retina_logo . ' 2x';
				}
			}
		}

		return $attr;
	}
endif;

add_filter( 'wp_get_attachment_image_attributes', 'flash_change_logo_attr', 10, 3 );

/**
 * Compare user's current version of plugin.
 */
if ( ! function_exists( 'flash_plugin_version_compare' ) ) {
	function flash_plugin_version_compare( $plugin_slug, $version_to_compare ) {
		if ( ! function_exists( 'get_plugins' ) ) {
			require_once ABSPATH . 'wp-admin/includes/plugin.php';
		}

		$installed_plugins = get_plugins();

		// Plugin not installed.
		if ( ! isset( $installed_plugins[ $plugin_slug ] ) ) {
			return false;
		}

		$tdi_user_version = $installed_plugins[ $plugin_slug ]['Version'];

		return version_compare( $tdi_user_version, $version_to_compare, '<' );
	}
}

Zerion Mini Shell 1.0