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<?php |
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/** |
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* Custom Scripts Loader Class |
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* Handles conditional loading of custom scripts/styles on the frontend |
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* |
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* @package Sky_Addons\CustomScripts |
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* @since 3.3.0 |
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*/ |
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|
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namespace Sky_Addons\CustomScripts; |
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|
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defined( 'ABSPATH' ) || exit; |
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|
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class Custom_Scripts_Loader { |
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private static $instance = null; |
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|
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private function __construct() { |
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add_action( 'wp_enqueue_scripts', [ $this, 'enqueue_custom_scripts' ], 999 ); |
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} |
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|
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public static function instance() { |
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if ( is_null( self::$instance ) ) { |
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self::$instance = new self(); |
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} |
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return self::$instance; |
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} |
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|
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public function __clone() {} |
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|
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public function __wakeup() {} |
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|
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/** |
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* Enqueue custom scripts and styles based on conditions |
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*/ |
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public function enqueue_custom_scripts() { |
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$scripts = $this->get_enabled_scripts(); |
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|
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if ( empty( $scripts ) ) { |
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return; |
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} |
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|
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foreach ( $scripts as $script ) { |
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if ( ! $this->should_load_script( $script ) ) { |
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continue; |
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} |
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|
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$this->load_script( $script ); |
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} |
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} |
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|
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/** |
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* Get all enabled custom scripts |
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* |
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* @return array |
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*/ |
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private function get_enabled_scripts() { |
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$args = [ |
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'post_type' => 'sky-custom-scripts', |
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'post_status' => 'publish', |
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'posts_per_page' => -1, |
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'meta_query' => [ |
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[ |
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'key' => 'sky_script_status', |
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'value' => 'enabled', |
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'compare' => '=', |
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], |
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], |
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]; |
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|
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$query = new \WP_Query( $args ); |
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return $query->posts; |
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} |
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|
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/** |
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* Check if script should be loaded based on conditions |
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* |
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* @param \WP_Post $script |
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* @return bool |
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*/ |
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private function should_load_script( $script ) { |
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// Check date range first |
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$start_date = get_post_meta( $script->ID, 'sky_script_start_date', true ); |
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$end_date = get_post_meta( $script->ID, 'sky_script_end_date', true ); |
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$current_time = current_time( 'timestamp' ); |
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|
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// If start date is set and current time is before start date, don't load |
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if ( ! empty( $start_date ) && $current_time < strtotime( $start_date ) ) { |
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return false; |
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} |
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|
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// If end date is set and current time is after end date, don't load |
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if ( ! empty( $end_date ) && $current_time > strtotime( $end_date . ' 23:59:59' ) ) { |
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return false; |
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} |
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|
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$display_on = get_post_meta( $script->ID, 'sky_script_display_on', true ) ?: []; |
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$not_display_on = get_post_meta( $script->ID, 'sky_script_not_display_on', true ) ?: []; |
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$display_special_pages = get_post_meta( $script->ID, 'sky_script_display_special_pages', true ) ?: []; |
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$not_display_special_pages = get_post_meta( $script->ID, 'sky_script_not_display_special_pages', true ) ?: []; |
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$display_custom_pages = get_post_meta( $script->ID, 'sky_script_display_custom_pages', true ) ?: []; |
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$not_display_custom_pages = get_post_meta( $script->ID, 'sky_script_not_display_custom_pages', true ) ?: []; |
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$display_roles = get_post_meta( $script->ID, 'sky_script_display_roles', true ) ?: []; |
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|
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// Check exclusion rules first |
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if ( $this->matches_conditions( $not_display_on, $not_display_special_pages, $not_display_custom_pages ) ) { |
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return false; |
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} |
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|
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// Check inclusion rules |
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if ( empty( $display_on ) ) { |
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return true; // No conditions set, load everywhere |
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} |
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|
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if ( ! $this->matches_conditions( $display_on, $display_special_pages, $display_custom_pages ) ) { |
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return false; |
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} |
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|
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// Check user roles |
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if ( ! empty( $display_roles ) && ! $this->matches_user_role( $display_roles ) ) { |
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return false; |
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} |
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|
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return true; |
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} |
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|
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/** |
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* Check if current page matches display conditions |
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* |
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* @param array $display_on |
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* @param array $special_pages |
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* @param array $custom_pages |
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* @return bool |
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*/ |
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private function matches_conditions( $display_on, $special_pages, $custom_pages ) { |
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if ( empty( $display_on ) ) { |
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return false; |
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} |
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|
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// Check entire site |
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if ( in_array( 'entire_site', $display_on ) ) { |
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return true; |
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} |
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|
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// Check all pages |
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if ( in_array( 'all_pages', $display_on ) && is_page() ) { |
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return true; |
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} |
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|
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// Check all posts |
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if ( in_array( 'all_posts', $display_on ) && is_single() ) { |
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return true; |
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} |
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|
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// Check special pages |
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if ( in_array( 'special_pages', $display_on ) && ! empty( $special_pages ) ) { |
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if ( in_array( 'front_page', $special_pages ) && is_front_page() ) { |
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return true; |
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} |
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if ( in_array( 'blog_page', $special_pages ) && is_home() ) { |
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return true; |
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} |
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if ( in_array( 'archive_page', $special_pages ) && is_archive() ) { |
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return true; |
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} |
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if ( in_array( '404_page', $special_pages ) && is_404() ) { |
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return true; |
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} |
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} |
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|
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// Check custom pages |
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if ( in_array( 'custom_pages', $display_on ) && ! empty( $custom_pages ) ) { |
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$current_page_id = get_the_ID(); |
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if ( in_array( (string) $current_page_id, $custom_pages ) ) { |
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return true; |
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} |
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} |
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|
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return false; |
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} |
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|
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/** |
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* Check if current user matches role conditions |
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* |
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* @param array $roles |
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* @return bool |
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*/ |
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private function matches_user_role( $roles ) { |
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if ( empty( $roles ) ) { |
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return true; |
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} |
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|
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if ( in_array( 'all_users', $roles ) ) { |
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return true; |
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} |
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|
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$is_logged_in = is_user_logged_in(); |
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|
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if ( in_array( 'logged_in', $roles ) && $is_logged_in ) { |
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return true; |
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} |
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|
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if ( in_array( 'logged_out', $roles ) && ! $is_logged_in ) { |
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return true; |
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} |
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|
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if ( $is_logged_in ) { |
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$user = wp_get_current_user(); |
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foreach ( $roles as $role ) { |
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if ( in_array( $role, $user->roles ) ) { |
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return true; |
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} |
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} |
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} |
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|
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return false; |
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} |
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|
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/** |
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* Load script or style |
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* |
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* @param \WP_Post $script |
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*/ |
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private function load_script( $script ) { |
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$script_type = get_post_meta( $script->ID, 'sky_script_type', true ); |
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$script_content = get_post_meta( $script->ID, 'sky_script_content', true ); |
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$script_position = get_post_meta( $script->ID, 'sky_script_position', true ) ?: 'footer'; |
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|
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if ( empty( $script_content ) ) { |
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return; |
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} |
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|
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$handle = 'sky-custom-script-' . $script->ID; |
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|
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if ( $script_type === 'css' ) { |
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$this->load_css( $handle, $script_content, $script_position ); |
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} else { |
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$this->load_js( $handle, $script_content, $script_position ); |
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} |
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} |
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|
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/** |
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* Strip a single outer wrapper tag if the snippet was pasted with one. |
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* |
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* Snippets are stored as RAW code — the loader adds the <style>/<script> |
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* wrapper itself. If an author pastes the wrapper too, this removes it so |
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* the output never double-wraps. |
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* |
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* @param string $content |
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* @param string $tag 'style' or 'script' |
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* @return string |
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*/ |
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private function strip_wrapper_tags( $content, $tag ) { |
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$content = trim( $content ); |
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|
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if ( '' === $content ) { |
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return ''; |
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} |
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|
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if ( preg_match( '#^<' . $tag . '\b[^>]*>(.*)</' . $tag . '>$#is', $content, $matches ) ) { |
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$content = trim( $matches[1] ); |
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} |
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|
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return $content; |
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} |
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|
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/** |
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* Load CSS |
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* |
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* @param string $handle |
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* @param string $content |
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* @param string $position |
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*/ |
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private function load_css( $handle, $content, $position ) { |
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$content = $this->strip_wrapper_tags( $content, 'style' ); |
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|
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if ( '' === $content ) { |
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return; |
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} |
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|
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if ( $position === 'header' ) { |
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add_action( 'wp_head', function () use ( $content ) { |
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echo '<style type="text/css">' . "\n" . $content . "\n" . '</style>' . "\n"; |
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}, 999 ); |
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} else { |
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add_action( 'wp_footer', function () use ( $content ) { |
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echo '<style type="text/css">' . "\n" . $content . "\n" . '</style>' . "\n"; |
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}, 999 ); |
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} |
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} |
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|
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/** |
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* Load JavaScript |
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* |
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* @param string $handle |
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* @param string $content |
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* @param string $position |
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*/ |
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private function load_js( $handle, $content, $position ) { |
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$content = $this->strip_wrapper_tags( $content, 'script' ); |
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|
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if ( '' === $content ) { |
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return; |
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} |
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|
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if ( $position === 'header' ) { |
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add_action( 'wp_head', function () use ( $content ) { |
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echo '<script type="text/javascript">' . "\n" . $content . "\n" . '</script>' . "\n"; |
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}, 999 ); |
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} else { |
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add_action( 'wp_footer', function () use ( $content ) { |
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echo '<script type="text/javascript">' . "\n" . $content . "\n" . '</script>' . "\n"; |
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}, 999 ); |
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} |
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} |
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} |
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|
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Custom_Scripts_Loader::instance(); |
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|
