<?php
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namespace JVBase\utility;
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if (!defined('ABSPATH')) {
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exit;
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}
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/**
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* Centralized registry for all content types, taxonomies, and user roles
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* Provides a single source of truth and caching layer
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*/
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class Checker
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{
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private static ?Checker $instance = null;
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private array $cache = [];
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private array $relationships = [];
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// Cache keys for different registries
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const CACHE_CONTENT = 'content_types';
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const CACHE_TAXONOMIES = 'taxonomies';
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const CACHE_USER_ROLES = 'user_roles';
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const CACHE_RELATIONSHIPS = 'relationships';
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private function __construct()
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{
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$this->initialize();
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}
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public static function getInstance(): self
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{
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if (self::$instance === null) {
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self::$instance = new self();
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}
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return self::$instance;
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}
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/**
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* Initialize all registries and build relationships
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*/
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private function initialize(): void
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{
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// Build initial caches
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$this->buildContentCache();
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$this->buildTaxonomyCache();
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$this->buildUserRoleCache();
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$this->buildRelationships();
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// Set up WordPress hooks for cache invalidation
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add_action('init', [$this, 'validateRegistrations'], 1);
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add_action('registered_post_type', [$this, 'invalidateContentCache']);
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add_action('registered_taxonomy', [$this, 'invalidateTaxonomyCache']);
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}
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/**
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* Get all content types with optional filtering
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*/
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public function getContentTypes(array $filters = []): array
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{
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$content = $this->cache[self::CACHE_CONTENT] ?? [];
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if (empty($filters)) {
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return $content;
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}
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return $this->applyFilters($content, $filters);
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}
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/**
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* Get all taxonomies with optional filtering
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*/
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public function getTaxonomies(array $filters = []): array
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{
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$taxonomies = $this->cache[self::CACHE_TAXONOMIES] ?? [];
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if (empty($filters)) {
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return $taxonomies;
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}
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return $this->applyFilters($taxonomies, $filters);
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}
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/**
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* Get user roles with specific capabilities
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*/
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public function getUserRoles(array $filters = []): array
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{
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$roles = $this->cache[self::CACHE_USER_ROLES] ?? [];
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if (empty($filters)) {
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return $roles;
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}
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return $this->applyFilters($roles, $filters);
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}
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/**
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* Get taxonomies for a specific content type
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*/
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public function getTaxonomiesForContent(string $contentType): array
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{
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$contentType = jvbNoBase($contentType);
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return $this->relationships['content_taxonomies'][$contentType] ?? [];
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}
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/**
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* Get content types for a specific taxonomy
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*/
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public function getContentForTaxonomy(string $taxonomy): array
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{
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$taxonomy = jvbNoBase($taxonomy);
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return $this->relationships['taxonomy_content'][$taxonomy] ?? [];
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}
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/**
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* Get content types a user role can create
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*/
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public function getCreatableContent(string $role): array
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{
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$role = jvbNoBase($role);
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return $this->relationships['role_content'][$role] ?? [];
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}
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/**
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* Check if a type has a specific feature
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*/
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public function hasFeature(string $type, string $feature, string $registry = 'content'): bool
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{
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$type = jvbNoBase($type);
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$data = match ($registry) {
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'content' => $this->cache[self::CACHE_CONTENT][$type] ?? [],
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'taxonomy' => $this->cache[self::CACHE_TAXONOMIES][$type] ?? [],
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'user' => $this->cache[self::CACHE_USER_ROLES][$type] ?? [],
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default => []
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};
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return isset($data[$feature]) && $data[$feature] === true;
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}
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/**
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* Get all types with a specific feature
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*/
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public function getTypesWithFeature(string $feature, string $registry = 'content'): array
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{
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$filters = [$feature => true];
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return match ($registry) {
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'content' => $this->getContentTypes($filters),
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'taxonomy' => $this->getTaxonomies($filters),
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'user' => $this->getUserRoles($filters),
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default => []
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};
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}
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/**
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* Build content type cache
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*/
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private function buildContentCache(): void
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{
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$this->cache[self::CACHE_CONTENT] = JVB_CONTENT;
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// Add computed properties
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foreach ($this->cache[self::CACHE_CONTENT] as $slug => &$config) {
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$config['_slug'] = $slug;
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$config['_post_type'] = BASE . $slug;
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$config['_supports_dashboard'] = $this->computesDashboardSupport($config);
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$config['_is_user_type'] = $this->computesUserType($config);
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}
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}
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/**
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* Build taxonomy cache
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*/
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private function buildTaxonomyCache(): void
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{
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$this->cache[self::CACHE_TAXONOMIES] = JVB_TAXONOMY;
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foreach ($this->cache[self::CACHE_TAXONOMIES] as $slug => &$config) {
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$config['_slug'] = $slug;
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$config['_taxonomy'] = BASE . $slug;
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$config['_is_hierarchical'] = $config['hierarchical'] ?? true;
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}
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}
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/**
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* Build user role cache
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*/
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private function buildUserRoleCache(): void
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{
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$this->cache[self::CACHE_USER_ROLES] = JVB_USER;
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foreach ($this->cache[self::CACHE_USER_ROLES] as $slug => &$config) {
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$config['_slug'] = $slug;
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$config['_role'] = BASE . $slug;
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$config['_creatable_content'] = $this->extractCreatableContent($config);
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}
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}
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/**
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* Build relationships between types
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*/
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private function buildRelationships(): void
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{
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// Content -> Taxonomies
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foreach ($this->cache[self::CACHE_CONTENT] as $contentSlug => $content) {
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$this->relationships['content_taxonomies'][$contentSlug] = [];
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}
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// Taxonomy -> Content
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foreach ($this->cache[self::CACHE_TAXONOMIES] as $taxSlug => $taxonomy) {
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$this->relationships['taxonomy_content'][$taxSlug] = $taxonomy['for_content'] ?? [];
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// Build reverse relationship
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foreach ($taxonomy['for_content'] ?? [] as $contentType) {
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$this->relationships['content_taxonomies'][$contentType][] = $taxSlug;
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}
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}
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// User Role -> Content
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foreach ($this->cache[self::CACHE_USER_ROLES] as $roleSlug => $role) {
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$this->relationships['role_content'][$roleSlug] = $role['_creatable_content'];
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}
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$this->cache[self::CACHE_RELATIONSHIPS] = $this->relationships;
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}
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/**
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* Apply filters to a registry array
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*/
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private function applyFilters(array $data, array $filters): array
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{
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return array_filter($data, function ($item) use ($filters) {
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foreach ($filters as $key => $value) {
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if (!isset($item[$key]) || $item[$key] !== $value) {
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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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* Extract creatable content from user role config
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*/
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private function extractCreatableContent(array $config): array
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{
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$content = [];
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foreach ($config['can_create'] ?? [] as $item) {
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if (is_array($item)) {
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foreach ($item as $type => $contents) {
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$content = array_merge($content, $contents);
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}
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} else {
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$content[] = $item;
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}
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}
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return array_unique($content);
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}
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/**
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* Check if content type supports dashboard
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*/
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private function computesDashboardSupport(array $config): bool
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{
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return !empty($config['fields']) ||
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!empty($config['sections']) ||
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($config['show_dashboard'] ?? false);
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}
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/**
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* Check if content type is a user profile type
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*/
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private function computesUserType(array $config): bool
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{
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foreach ($this->cache[self::CACHE_USER_ROLES] ?? [] as $role) {
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if (($role['profile'] ?? '') === $config['_slug']) {
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return true;
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}
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}
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return false;
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}
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/**
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* Validate all registrations are properly set up
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*/
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public function validateRegistrations(): void
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{
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$errors = [];
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// Validate taxonomy relationships
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foreach ($this->getTaxonomies() as $taxSlug => $taxonomy) {
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foreach ($taxonomy['for_content'] ?? [] as $contentType) {
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if (!isset($this->cache[self::CACHE_CONTENT][$contentType])) {
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$errors[] = "Taxonomy '{$taxSlug}' references non-existent content type '{$contentType}'";
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}
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}
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}
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// Validate user role content permissions
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foreach ($this->getUserRoles() as $roleSlug => $role) {
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foreach ($role['_creatable_content'] as $contentType) {
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if (!isset($this->cache[self::CACHE_CONTENT][$contentType]) &&
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!isset($this->cache[self::CACHE_TAXONOMIES][$contentType])) {
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$errors[] = "Role '{$roleSlug}' references non-existent type '{$contentType}'";
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}
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}
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}
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if (!empty($errors) && WP_DEBUG) {
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foreach ($errors as $error) {
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error_log("[Checker Validation] {$error}");
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}
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}
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}
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/**
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* Invalidate content cache
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*/
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public function invalidateContentCache(): void
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{
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unset($this->cache[self::CACHE_CONTENT]);
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$this->buildContentCache();
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$this->buildRelationships();
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}
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/**
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* Invalidate taxonomy cache
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*/
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public function invalidateTaxonomyCache(): void
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{
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unset($this->cache[self::CACHE_TAXONOMIES]);
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$this->buildTaxonomyCache();
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$this->buildRelationships();
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}
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/**
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* Get registry statistics for debugging
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*/
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public function getStats(): array
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{
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return [
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'content_types' => count($this->cache[self::CACHE_CONTENT] ?? []),
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'taxonomies' => count($this->cache[self::CACHE_TAXONOMIES] ?? []),
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'user_roles' => count($this->cache[self::CACHE_USER_ROLES] ?? []),
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'relationships' => count($this->relationships),
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'cache_size' => strlen(serialize($this->cache))
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];
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}
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}
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