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<?php defined( 'ABSPATH' ) OR die( 'This script cannot be accessed directly.' );
class US_Layout {
/**
* @var US_Layout
*/
protected static $instance;
/**
* Singleton pattern: US_Layout::instance()->do_something()
*
* @return US_Layout
*/
public static function instance() {
if ( ! isset( self::$instance ) ) {
self::$instance = new self;
}
return self::$instance;
}
/**
* @var string Canvas type: wide / boxed
*/
public $canvas_type;
/**
* @var string Default-state header orientation: 'hor' / 'ver'
*/
public $header_orientation;
/**
* @var string Default-state header position: 'static' / 'fixed'
*/
public $header_pos;
/**
* @var string Default-state header background: 'solid' / 'transparent'
*/
public $header_bg;
/**
* @var string Default-state header show: 'always' / 'never'
*/
public $header_show;
protected function __construct() {
do_action( 'us_layout_before_init', $this );
if ( WP_DEBUG AND ! ( isset( $GLOBALS['post'] ) OR is_404() OR is_search() OR is_archive() OR ( is_home() AND ! have_posts() ) ) ) {
wp_die( 'US_Layout can be inited only after the current post is obtained' );
}
global $us_header_settings;
$this->canvas_type = us_get_option( 'canvas_layout', 'wide' );
$this->header_pos = us_get_header_option( 'sticky', 'default', FALSE ) ? 'fixed' : 'static';
$this->header_initial_pos = 'top';
$this->header_bg = us_get_header_option( 'transparent', 'default', FALSE ) ? 'transparent' : 'solid';
$this->header_shadow = us_get_header_option( 'shadow', 'default', 'thin' );
$this->header_show = ( ! empty( $us_header_settings['header_id'] ) ) ? 'always' : 'never';
$this->header_orientation = $this->header_show == 'none' ? 'none' : us_get_header_option( 'orientation', 'default', 'hor' );
$postID = NULL;
if ( is_singular() ) {
$postID = get_the_ID();
}
if ( is_404() ) {
$postID = us_get_option( 'page_404' );
}
if ( is_search() AND ! is_post_type_archive( 'product' ) ) {
$postID = us_get_option( 'search_page' );
}
if ( is_home() ) {
$postID = us_get_option( 'posts_page' );
}
if ( is_singular( array_keys( us_get_public_post_types() ) ) OR ( ( is_404() OR is_search() OR is_home() ) AND $postID != NULL AND $postID != 'default' ) ) {
if ( metadata_exists( 'post', $postID, 'us_header_id' ) AND usof_meta( 'us_header_id', $postID ) == '' ) {
$this->header_show = 'never';
$this->header_orientation = 'none';
} elseif ( usof_meta( 'us_header_sticky_pos', $postID ) != '' AND $this->header_orientation == 'hor' ) {
$this->header_initial_pos = usof_meta( 'us_header_sticky_pos', $postID );
}
}
// Remove header for popup iframes (available in Grid Overriding Link)
global $us_iframe;
if ( isset( $us_iframe ) AND $us_iframe ) {
$this->header_show = 'never';
$this->header_orientation = 'none';
}
$this->post_id = $postID;
if ( $this->header_orientation == 'ver' ) {
$this->header_pos = 'fixed';
$this->header_bg = 'solid';
}
do_action( 'us_layout_after_init', $this );
}
/**
* Obtain theme-defined CSS classes for <html> element
*
* @return string
*/
public function html_classes() {
$classes = '';
if ( ! us_get_option( 'responsive_layout', TRUE ) ) {
$classes .= 'no-responsive';
}
return $classes;
}
/**
* Obtain theme-defined CSS classes for <body> element
*
* @return string
*/
public function body_classes() {
$classes = defined( 'US_THEMENAME' ) ? US_THEMENAME . '_' . US_THEMEVERSION : '';
$classes .= defined( 'US_CORE_VERSION' ) ? ' us-core_' . US_CORE_VERSION : '';
$classes .= ' header_' . $this->header_orientation;
$classes .= ' headerinpos_' . $this->header_initial_pos;
$classes .= us_get_option( 'links_underline', 0 ) ? ' links_underline' : '';
$classes .= us_get_option( 'rounded_corners', 1 ) ? '' : ' rounded_none';
$classes .= us_get_option( 'footer_reveal', 0 ) ? ' footer_reveal' : '';
$classes .= ' state_default';
global $us_iframe;
if ( isset( $us_iframe ) AND $us_iframe ) {
$classes .= ' us_iframe';
}
return $classes;
}
/**
* Obtain CSS classes for .l-canvas
*
* @return string
*/
public function canvas_classes() {
$classes = 'type_' . $this->canvas_type;
return $classes;
}
/**
* Obtain CSS classes for .l-header
*
* @return string
*/
public function header_classes() {
$classes = 'pos_' . $this->header_pos;
$classes .= ' bg_' . $this->header_bg;
$classes .= ' shadow_' . $this->header_shadow;
return $classes;
}
}