%PDF-
%PDF-
Mini Shell
Mini Shell
<?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$s', 'flash'), '© ', date('Y')); ?>
<a href="<?php echo esc_url(home_url('/')); ?>"><?php echo get_bloginfo('name'); ?></a>
<?php printf(esc_html__('All rights reserved.', 'flash') . esc_html__(' Theme: %2$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 = '>';
$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