Initial commit: WordPress wp-content (themes, plugins, languages)
- Theme: momentry (custom theme with REST API routes) - Plugins: code-snippets (contains all API proxies) - Languages: zh_TW translations - Excludes: cache, backups, uploads, logs
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130
plugins/code-snippets/php/evaluation/class-evaluate-content.php
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130
plugins/code-snippets/php/evaluation/class-evaluate-content.php
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<?php
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namespace Evaluation;
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use Code_Snippets\DB;
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use Code_Snippets\Snippet;
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use Code_Snippets\Settings;
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use Code_Snippets\Snippet_Files;
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use function Code_Snippets\code_snippets;
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/**
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* Class for evaluating content snippets.
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*
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* @package Code_Snippets
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*/
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class Evaluate_Content {
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/**
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* Database class.
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*
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* @var DB
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*/
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private DB $db;
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/**
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* Cached list of active snippets.
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*
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* @var ?Snippet[]
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*/
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private ?array $active_snippets = null;
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/**
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* Class constructor.
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*
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* @param DB $db Database class instance.
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*/
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public function __construct( DB $db ) {
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$this->db = $db;
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add_action( 'init', array( $this, 'init' ) );
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}
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/**
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* Initialise class functions.
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*/
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public function init() {
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if ( Snippet_Files::is_active() ) {
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add_action( 'wp_head', [ $this, 'load_head_content_from_flat_files' ] );
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add_action( 'wp_footer', [ $this, 'load_footer_content_from_flat_files' ] );
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} else {
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add_action( 'wp_head', [ $this, 'load_head_content' ] );
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add_action( 'wp_footer', [ $this, 'load_footer_content' ] );
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}
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}
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/**
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* Print snippet code fetched from the database from a certain scope.
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*
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* @param string $scope Name of scope to print.
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*/
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private function print_content_snippets( string $scope ) {
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$scopes = [ 'head-content', 'footer-content' ];
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if ( is_null( $this->active_snippets ) ) {
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$this->active_snippets = $this->db->fetch_active_snippets( $scopes );
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}
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foreach ( $this->active_snippets as $snippet ) {
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if ( $scope === $snippet['scope'] ) {
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// phpcs:disable WordPress.Security.EscapeOutput.OutputNotEscaped
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echo "\n", $snippet['code'], "\n";
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}
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}
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}
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/**
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* Print head content snippets.
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*/
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public function load_head_content() {
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$this->print_content_snippets( 'head-content' );
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}
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/**
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* Print footer content snippets.
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*/
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public function load_footer_content() {
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$this->print_content_snippets( 'footer-content' );
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}
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public function load_head_content_from_flat_files() {
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$this->load_content_snippets_from_flat_files( 'head-content' );
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}
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public function load_footer_content_from_flat_files() {
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$this->load_content_snippets_from_flat_files( 'footer-content' );
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}
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private function populate_active_snippets_from_flat_files() {
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$handler = code_snippets()->snippet_handler_registry->get_handler( 'html' );
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$dir_name = $handler->get_dir_name();
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$ext = $handler->get_file_extension();
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$scopes = [ 'head-content', 'footer-content' ];
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$all_snippets = Snippet_Files::get_active_snippets_from_flat_files( $scopes, $dir_name );
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foreach ( $all_snippets as $snippet ) {
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$scope = $snippet['scope'];
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// Add file path information to the snippet for later use
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$table_name = Snippet_Files::get_hashed_table_name( $snippet['table'] );
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$base_path = Snippet_Files::get_base_dir( $table_name, $dir_name );
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$snippet['file_path'] = $base_path . '/' . $snippet['id'] . '.' . $ext;
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$this->active_snippets[ $scope ][] = $snippet;
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}
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}
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private function load_content_snippets_from_flat_files( string $scope ) {
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if ( is_null( $this->active_snippets ) ) {
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$this->populate_active_snippets_from_flat_files();
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}
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if ( ! isset( $this->active_snippets[ $scope ] ) ) {
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return;
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}
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foreach ( $this->active_snippets[ $scope ] as $snippet ) {
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require_once $snippet['file_path'];
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}
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}
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}
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@@ -0,0 +1,193 @@
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<?php
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namespace Evaluation;
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use Code_Snippets\DB;
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use Code_Snippets\REST_API\Snippets_REST_Controller;
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use Code_Snippets\Settings;
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use Code_Snippets\Snippet_Files;
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use function Code_Snippets\clean_active_snippets_cache;
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use function Code_Snippets\clean_snippets_cache;
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use function Code_Snippets\execute_snippet;
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use function Code_Snippets\code_snippets;
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use function Code_Snippets\execute_snippet_from_flat_file;
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/**
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* Class for evaluating functions snippets.
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*
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* @package Code_Snippets
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*/
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class Evaluate_Functions {
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/**
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* Database class.
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*
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* @var DB
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*/
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private DB $db;
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/**
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* Class constructor.
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*
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* @param DB $db Database class instance.
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*/
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public function __construct( DB $db ) {
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$this->db = $db;
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add_action( 'plugins_loaded', [ $this, 'evaluate_early' ], 1 );
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}
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/**
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* Retrieve details about the currently edited snippet, if any.
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*
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* @return ?array{id: int, table: string}
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*/
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private function get_currently_editing_snippet(): ?array {
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if ( wp_is_json_request() && ! empty( $_SERVER['REQUEST_URI'] ) ) {
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$url = wp_parse_url( esc_url_raw( wp_unslash( $_SERVER['REQUEST_URI'] ) ) );
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if ( isset( $url['path'] ) && false !== strpos( $url['path'], Snippets_REST_Controller::get_prefixed_base_route() ) ) {
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$path_parts = explode( '/', $url['path'] );
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$edit_id = intval( end( $path_parts ) );
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if ( ! empty( $url['query'] ) ) {
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wp_parse_str( $url['query'], $path_params );
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$edit_table = isset( $path_params['network'] ) && rest_sanitize_boolean( $path_params['network'] )
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? $this->db->ms_table
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: $this->db->table;
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}
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return [
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'id' => $edit_id,
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'table' => $edit_table ?? $this->db->table,
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];
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}
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}
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return null;
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}
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/**
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* Check if the plugin is running in safe mode.
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*
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* @return bool
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*
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* @noinspection PhpUndefinedConstantInspection
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*/
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public function is_safe_mode_active(): bool {
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return ( defined( 'CODE_SNIPPETS_SAFE_MODE' ) && CODE_SNIPPETS_SAFE_MODE ) ||
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! apply_filters( 'code_snippets/execute_snippets', true );
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}
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/**
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* Quickly deactivate a snippet with minimal overhead.
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*
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* @param int $snippet_id ID of the snippet to deactivate.
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* @param string $table_name Name of the table where the snippet is stored.
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*
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* @return void
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*/
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private function quick_deactivate_snippet( int $snippet_id, string $table_name ) {
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global $wpdb;
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$active_shared_ids = get_option( 'active_shared_network_snippets', [] );
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$active_shared_ids = is_array( $active_shared_ids )
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? array_map( 'intval', $active_shared_ids )
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: [];
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if ( $table_name === $this->db->ms_table && in_array( $snippet_id, $active_shared_ids, true ) ) {
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unset( $active_shared_ids[ array_search( $snippet_id, $active_shared_ids, true ) ] );
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$active_shared_ids = array_values( $active_shared_ids );
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update_option( 'active_shared_network_snippets', $active_shared_ids );
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clean_active_snippets_cache( $table_name );
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} else {
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$wpdb->update(
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$table_name,
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[ 'active' => '0' ],
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[ 'id' => $snippet_id ],
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[ '%d' ],
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[ '%d' ]
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);
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clean_snippets_cache( $table_name );
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$network = $table_name === $this->db->ms_table;
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do_action( 'code_snippets/deactivate_snippet', $snippet_id, $network );
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}
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}
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private function evaluate_snippet_flat_file( array $snippet, string $file_path, ?array $edit_snippet = null ) {
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$snippet_id = $snippet['id'];
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$code = $snippet['code'];
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$table_name = $snippet['table'];
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// If the snippet is a single-use snippet, deactivate it before execution to ensure that the process always happens.
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if ( 'single-use' === $snippet['scope'] ) {
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$this->quick_deactivate_snippet( $snippet_id, $table_name );
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}
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if ( ! is_null( $edit_snippet ) && $edit_snippet['id'] === $snippet_id && $edit_snippet['table'] === $table_name ) {
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return;
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}
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if ( apply_filters( 'code_snippets/allow_execute_snippet', true, $snippet_id, $table_name ) ) {
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execute_snippet_from_flat_file( $code, $file_path, $snippet_id );
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}
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}
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/**
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* Evaluate applicable active snippets as early as possible.
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*
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* @return bool True if snippets were evaluated, false if safe mode is active.
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*/
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public function evaluate_early(): bool {
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if ( $this->is_safe_mode_active() ) {
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return false;
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}
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if ( Snippet_Files::is_active() ) {
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return $this->evaluate_file_snippets();
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}
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return $this->evaluate_db_snippets();
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}
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public function evaluate_db_snippets(): bool {
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$scopes = [ 'global', 'single-use', is_admin() ? 'admin' : 'front-end' ];
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$active_snippets = $this->db->fetch_active_snippets( $scopes );
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$edit_snippet = $this->get_currently_editing_snippet();
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foreach ( $active_snippets as $snippet ) {
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$snippet_id = $snippet['id'];
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$code = $snippet['code'];
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$table_name = $snippet['table'];
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// If the snippet is a single-use snippet, deactivate it before execution to ensure that the process always happens.
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if ( 'single-use' === $snippet['scope'] ) {
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$this->quick_deactivate_snippet( $snippet_id, $table_name );
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}
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if ( apply_filters( 'code_snippets/allow_execute_snippet', true, $snippet_id, $table_name ) &&
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( is_null( $edit_snippet ) || $edit_snippet['id'] !== $snippet_id || $edit_snippet['table'] !== $table_name ) ) {
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execute_snippet( $code, $snippet_id );
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}
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}
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return true;
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}
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private function evaluate_file_snippets(): bool {
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$type = 'php';
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$scopes = [ 'global', 'single-use', is_admin() ? 'admin' : 'front-end' ];
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$snippets = Snippet_Files::get_active_snippets_from_flat_files( $scopes, $type );
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$edit_snippet = $this->get_currently_editing_snippet();
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foreach ( $snippets as $snippet ) {
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$table_name = Snippet_Files::get_hashed_table_name( $snippet['table'] );
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$base_path = Snippet_Files::get_base_dir( $table_name, $type );
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$file = $base_path . '/' . $snippet['id'] . '.' . $type;
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$this->evaluate_snippet_flat_file( $snippet, $file, $edit_snippet );
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}
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return true;
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}
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}
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