'x', 'class' => array( 'a', 'b' ) ); * $link_options_2 = array( 'fragment' => 'y', 'class' => array( 'c', 'd' ) ); * // This results in array( 'fragment' => 'y', 'class' => array( 'a', 'b', 'c', 'd' ) ). * * @param array $arrays An arrays of arrays to merge. * @param bool $preserve_integer_keys (optional) If given, integer keys will be preserved and merged instead of appended. * @return array The merged array. * @copyright Copyright 2001 - 2013 Drupal contributors. License: GPL-2.0+. Drupal is a registered trademark of Dries Buytaert. */ public static function merge_deep_array( array $arrays, $preserve_integer_keys = false ) { $result = array(); foreach ( $arrays as $array ) { if ( ! is_array( $array ) ) { continue; } foreach ( $array as $key => $value ) { // Renumber integer keys as array_merge_recursive() does unless // $preserve_integer_keys is set to TRUE. Note that PHP automatically // converts array keys that are integer strings (e.g., '1') to integers. if ( is_integer( $key ) && ! $preserve_integer_keys ) { $result[] = $value; } elseif ( isset( $result[ $key ] ) && is_array( $result[ $key ] ) && is_array( $value ) ) { // recurse when both values are arrays. $result[ $key ] = self::merge_deep_array( array( $result[ $key ], $value ), $preserve_integer_keys ); } else { // otherwise, use the latter value, overriding any previous value. $result[ $key ] = $value; } } } return $result; } /** * Convert array of html attributes to string. * * @param array $data attributes. * @return string * @since untagged */ public static function build_html_attributes( $data ) { $result = ''; foreach ( $data as $_html_attr => $_values ) { if ( 'style' === $_html_attr ) { $_style_values_string = ''; foreach ( $_values as $_style_attr => $_style_values ) { if ( is_array( $_style_values ) ) { $_style_values_string .= $_style_attr . ': ' . implode( ' ', $_style_values ) . '; '; } else { $_style_values_string .= $_style_attr . ': ' . $_style_values . '; '; } } $result .= " style=\"$_style_values_string\""; } else { if ( is_array( $_values ) ) { $_values_string = esc_attr( implode( ' ', $_values ) ); } else { $_values_string = esc_attr( $_values ); } if ( $_values_string !== '' ) { $result .= " $_html_attr=\"$_values_string\""; } } } return $result; } /** * Get inline asset. * * @param string $content existing content. * @return string $content */ public static function get_inline_asset( $content ) { // WP Fastest Cache Premium: "Render Blocking Js" feature. $content = ltrim( $content ); if ( class_exists( 'WpFastestCache', false ) && '' . $content . ''; } return $content; } /** * Get nested ads of an ad or a group. * * @param string $id Id. * @param string $type Type (placement, ad or group). * @return array of Advanced_Ads_Ad objects. */ public static function get_nested_ads( $id, $type ) { $result = array(); switch ( $type ) { case 'placement': $placements = Advanced_Ads::get_ad_placements_array(); if ( isset( $placements[ $id ]['item'] ) ) { $item = explode( '_', $placements[ $id ]['item'] ); if ( isset( $item[1] ) ) { return self::get_nested_ads( $item[1], $item[0] ); } } case 'ad': $ad = new Advanced_Ads_Ad( $id ); $result[] = $ad; if ( 'group' === $ad->type && ! empty( $ad->output['group_id'] ) ) { $result = array_merge( $result, self::get_nested_ads( $ad->output['group_id'], 'group' ) ); } break; case 'group': $group = new Advanced_Ads_Group( $id ); $ads = $group->get_all_ads(); foreach ( $ads as $ad ) { $result = array_merge( $result, self::get_nested_ads( $ad->ID, 'ad' ) ); } break; } return $result; } /** * Maybe translate a capability to a set of roles. * * @param string/array $roles_or_caps A set of roles or capabilities. * @return array $roles A list of roles. */ public static function maybe_translate_cap_to_role( $roles_or_caps ) { global $wp_roles; $roles_or_caps = (array) $roles_or_caps; $roles = array(); foreach ( $roles_or_caps as $cap ) { if ( $wp_roles->is_role( $cap ) ) { $roles[] = $cap; continue; } foreach ( $wp_roles->roles as $id => $role ) { if ( isset( $role['capabilities'][ $cap ] ) ) { $roles[] = $id; } } } return array_unique( $roles ); } /** * Check if the page is loaded in an iframe. * * @return bool */ public static function is_iframe() { if ( is_customize_preview() ) { return true; } if ( self::is_elementor_preview_or_edit() ) { return true; } return false; } /** * Check if the Elementor preview mode is used. * * @deprecated * * @return bool */ private static function is_elementor_preview_or_edit() { if ( class_exists( '\Elementor\Plugin' ) ) { try { $refl_plugin = new ReflectionClass( '\Elementor\Plugin' ); if ( $refl_plugin->hasMethod( 'instance' ) ) { $refl_instance_method = $refl_plugin->getMethod( 'instance' ); if ( $refl_instance_method->isPublic() && $refl_instance_method->isStatic() ) { if ( class_exists( '\Elementor\Preview' ) && $refl_plugin->hasProperty( 'preview' ) ) { $preview_property = new ReflectionProperty( '\Elementor\Plugin', 'preview' ); if ( $preview_property->isPublic() && ! $preview_property->isStatic() ) { if ( method_exists( '\Elementor\Preview', 'is_preview_mode' ) && \Elementor\Plugin::$instance->preview->is_preview_mode() ) { return true; } } } if ( class_exists( '\Elementor\Editor' ) && $refl_plugin->hasProperty( 'editor' ) ) { $editor_property = new ReflectionProperty( '\Elementor\Plugin', 'editor' ); if ( $editor_property->isPublic() && ! $editor_property->isStatic() ) { if ( method_exists( '\Elementor\Editor', 'is_edit_mode' ) && \Elementor\Plugin::$instance->editor->is_edit_mode() ) { return true; } } } } } } catch ( Exception $e ) { // not much we can do here. } } return false; } /** * Get DateTimeZone object for the WP installation * * @return DateTimeZone DateTimeZone object. */ public static function get_wp_timezone() { static $date_time_zone; if ( ! is_null( $date_time_zone ) ) { return $date_time_zone; } // wp_timezone() is available since WordPress 5.3.0. if ( function_exists( 'wp_timezone' ) ) { $date_time_zone = wp_timezone(); return $date_time_zone; } $time_zone = get_option( 'timezone_string' ); // no timezone string but gmt offset. if ( empty( $time_zone ) ) { $time_zone = get_option( 'gmt_offset' ); // gmt + x but not prefixed with a "+". if ( preg_match( '/^\d/', $time_zone ) ) { $time_zone = '+' . $time_zone; } } $date_time_zone = new DateTimeZone( $time_zone ); return $date_time_zone; } /** * Get literal expression of timezone. * * @return string Human readable timezone name. */ public static function get_timezone_name() { $time_zone = self::get_wp_timezone()->getName(); if ( $time_zone === 'UTC' ) { return 'UTC+0'; } if ( strpos( $time_zone, '+' ) === 0 || strpos( $time_zone, '-' ) === 0 ) { return 'UTC' . $time_zone; } // translators: time zone name. return sprintf( __( 'time of %s', 'advanced-ads' ), $time_zone ); } }