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2meet-data-optimizer/includes/engine/class-tmdo-entity-registry.php
T
wpdev d36bb954d1 chore: initial snapshot of 2meet-data-optimizer v0.1.0
Baseline before backporting wp-data-optimizer v3.0.1-v3.4.6.

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01TbG1keQQ7XBa7qMQY16KCY
2026-07-31 05:06:36 +08:00

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PHP
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<?php
/**
* TMDO_Entity_Registry - 全域欄位與適配器登錄中心
*
* 提供:
* - 適配器註冊(post/user/term/comment
* - 欄位群組註冊(Schema 定義)
* - 欄位查詢 APImeta_key → field_def
*
* @package WP_Data_Optimizer
*/
// phpcs:disable Squiz.Commenting,Generic.Commenting,WordPress.DB.PreparedSQL.NotPrepared,WordPress.DB.PreparedSQL.InterpolatedNotPrepared,WordPress.DB.PreparedSQLPlaceholders.ReplacementsWrongNumber,Generic.CodeAnalysis.UnusedFunctionParameter,Generic.CodeAnalysis.EmptyStatement,Squiz.PHP.DisallowMultipleAssignments,Squiz.PHP.DisallowSizeFunctionsInLoops,WordPress.WP.I18n.MissingTranslatorsComment,WordPress.PHP.NoSilencedErrors,WordPress.WP.AlternativeFunctions.file_get_contents_file_get_contents,Squiz.PHP.CommentedOutCode,Universal.NamingConventions.NoReservedKeywordParameterNames,WordPress.PHP.YodaConditions,Squiz.Commenting.InlineComment.InvalidEndChar -- PR-1 ported from UAE; cleanup PR scheduled.
defined( 'ABSPATH' ) || exit;
final class TMDO_Entity_Registry {
/** @var array<string, TMDO_Entity_Adapter_Interface> 實體類型 → 適配器實例 */
private static array $adapters = array();
/** @var array<string, array<string, array>> 實體類型 → 群組名 → 欄位定義陣列 */
private static array $groups = array();
/** @var array<string, array<string, array>> 實體類型 → meta_key → 欄位定義(含 group 資訊)*/
private static array $field_index = array();
/** @var array<int, array{type:string, group:string, fields:array}> 待建表的 Schema 清單 */
private static array $pending_schemas = array();
/** 合法的欄位型別 */
public const VALID_TYPES = array(
'text',
'textarea',
'integer',
'decimal',
'boolean',
'date',
'datetime',
'timestamp',
'json',
'enum',
'binary',
);
/** 合法的實體類型 */
public const VALID_ENTITY_TYPES = array( 'post', 'user', 'term', 'comment' );
public static function init(): void {
self::$adapters = array();
self::$groups = array();
self::$field_index = array();
self::$pending_schemas = array();
}
// ─────────────────────────────────────────────────────────
// 適配器管理
// ─────────────────────────────────────────────────────────
public static function register_adapter( string $entity_type, TMDO_Entity_Adapter_Interface $adapter ): void {
if ( ! in_array( $entity_type, self::VALID_ENTITY_TYPES, true ) ) {
return;
}
self::$adapters[ $entity_type ] = $adapter;
}
public static function get_adapter( string $entity_type ): ?TMDO_Entity_Adapter_Interface {
return self::$adapters[ $entity_type ] ?? null;
}
public static function get_all_adapters(): array {
return self::$adapters;
}
// ─────────────────────────────────────────────────────────
// 欄位群組登錄
// ─────────────────────────────────────────────────────────
/**
* 登錄一組 UAE 管理的欄位
*
* @param string $entity_type post|user|term|comment
* @param string $group_name 群組名稱(會成為表名的一部分)
* @param array $fields 欄位定義陣列,每項需有 key、type,選填:
* - required (bool)
* - default (mixed)
* - searchable (bool) 加索引
* - fulltext (bool) 全文索引(僅 text/textarea
* - unique (bool) 唯一索引
* - options (array) enum 選項
* - label (string) 顯示名稱
*
* @return bool
*/
public static function register_group( string $entity_type, string $group_name, array $fields ): bool {
if ( ! in_array( $entity_type, self::VALID_ENTITY_TYPES, true ) ) {
return false;
}
if ( ! isset( self::$adapters[ $entity_type ] ) ) {
return false;
}
// 防重複登錄
if ( isset( self::$groups[ $entity_type ][ $group_name ] ) ) {
return false;
}
// 驗證並正規化欄位定義
$normalized = array();
foreach ( $fields as $field ) {
if ( empty( $field['key'] ) || empty( $field['type'] ) ) {
continue;
}
if ( ! in_array( $field['type'], self::VALID_TYPES, true ) ) {
continue;
}
$normalized_field = wp_parse_args(
$field,
array(
'key' => '',
'type' => 'text',
'required' => false,
'default' => null,
'searchable' => false,
'fulltext' => false,
'unique' => false,
'options' => array(),
'label' => '',
)
);
$normalized_field['group'] = $group_name;
$normalized_field['entity_type'] = $entity_type;
$normalized[] = $normalized_field;
// 建立索引以供快速查詢
self::$field_index[ $entity_type ][ $normalized_field['key'] ] = $normalized_field;
}
if ( empty( $normalized ) ) {
return false;
}
self::$groups[ $entity_type ][ $group_name ] = $normalized;
// 加入待建表佇列
self::$pending_schemas[] = array(
'type' => $entity_type,
'group' => $group_name,
'fields' => $normalized,
);
return true;
}
// ─────────────────────────────────────────────────────────
// 查詢 API
// ─────────────────────────────────────────────────────────
/**
* 依 meta_key 查詢欄位定義
*
* @return array|null 欄位定義,或 null(非 UAE 管理欄位)
*/
public static function get_field( string $entity_type, string $meta_key ): ?array {
return self::$field_index[ $entity_type ][ $meta_key ] ?? null;
}
/**
* 取得實體類型下所有群組名稱
*
* @return array<string>
*/
public static function get_groups_for_type( string $entity_type ): array {
return array_keys( self::$groups[ $entity_type ] ?? array() );
}
/**
* 取得特定群組的完整欄位定義
*/
public static function get_group_fields( string $entity_type, string $group_name ): array {
return self::$groups[ $entity_type ][ $group_name ] ?? array();
}
/**
* 取得一個群組中所有 meta_key
*
* @return array<string>
*/
public static function get_group_keys( string $entity_type, string $group_name ): array {
$fields = self::get_group_fields( $entity_type, $group_name );
return array_column( $fields, 'key' );
}
/**
* 取得所有已登錄的欄位(跨實體、跨群組)
*/
public static function get_all_fields(): array {
return self::$field_index;
}
/**
* 取得待建表清單(供 Schema_Manager 處理)
*/
public static function get_pending_schemas(): array {
return self::$pending_schemas;
}
public static function clear_pending_schemas(): void {
self::$pending_schemas = array();
}
/**
* 判斷某個 meta_key 是否由 UAE 管理
*/
public static function is_managed( string $entity_type, string $meta_key ): bool {
return isset( self::$field_index[ $entity_type ][ $meta_key ] );
}
}