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<?php |
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/** |
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* Theme Builder template resolver. |
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* |
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* @package King_Addons |
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*/ |
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|
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namespace King_Addons\Theme_Builder; |
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|
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if (!defined('ABSPATH')) { |
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exit; |
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} |
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|
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/** |
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* Resolves which template should render current request. |
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*/ |
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class Resolver |
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{ |
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/** |
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* Repository instance. |
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* |
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* @var Repository |
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*/ |
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private Repository $repository; |
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|
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/** |
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* Constructor. |
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* |
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* @param Repository $repository Template repository. |
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*/ |
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public function __construct(Repository $repository) |
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{ |
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$this->repository = $repository; |
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} |
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|
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/** |
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* Find best matching template ID for context. |
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* |
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* @param array<string,mixed> $context Request context. |
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* |
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* @return int|null |
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*/ |
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public function resolve(array $context): ?int |
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{ |
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$candidates = $this->repository->get_location_candidates($context); |
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if (empty($candidates)) { |
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return null; |
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} |
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|
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$eligible = []; |
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foreach ($candidates as $candidate) { |
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if (!empty($candidate['is_pro_only']) && !$this->can_use_pro()) { |
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continue; |
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} |
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|
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if (!Conditions::evaluate($candidate['conditions'] ?? [], $context)) { |
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continue; |
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} |
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|
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$candidate['specificity'] = $this->count_specificity($candidate['conditions'] ?? []); |
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$eligible[] = $candidate; |
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} |
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|
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if (empty($eligible)) { |
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return null; |
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} |
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|
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usort( |
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$eligible, |
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static function (array $a, array $b): int { |
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if ($a['priority'] !== $b['priority']) { |
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return ($a['priority'] < $b['priority']) ? -1 : 1; |
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} |
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|
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if ($a['specificity'] !== $b['specificity']) { |
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return ($a['specificity'] > $b['specificity']) ? -1 : 1; |
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} |
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|
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return ($a['id'] < $b['id']) ? -1 : 1; |
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} |
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); |
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|
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if (!$this->can_use_pro()) { |
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// Free tier: only one template per primary type. |
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$type = $context['type'] ?? ''; |
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foreach ($eligible as $template) { |
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if ($this->matches_primary_type($template, $type)) { |
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return (int) $template['id']; |
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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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return (int) $eligible[0]['id']; |
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} |
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|
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/** |
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* Count how specific a condition set is. |
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* |
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* @param array<string,mixed> $conditions Conditions data. |
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* |
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* @return int |
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*/ |
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private function count_specificity(array $conditions): int |
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{ |
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$groups = $conditions['groups'] ?? []; |
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$count = 0; |
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|
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foreach ($groups as $group) { |
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$rules = $group['rules'] ?? []; |
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$count += count($rules); |
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} |
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|
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return $count; |
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} |
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|
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/** |
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* Check premium availability. |
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* |
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* @return bool |
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*/ |
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private function can_use_pro(): bool |
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{ |
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return function_exists('king_addons_freemius') |
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&& king_addons_freemius()->can_use_premium_code__premium_only(); |
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} |
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|
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/** |
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* Ensure a template belongs to the requested primary type. |
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* |
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* @param array<string,mixed> $template Template data. |
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* @param string $type Request primary type. |
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* |
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* @return bool |
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*/ |
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private function matches_primary_type(array $template, string $type): bool |
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{ |
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$location = $template['location'] ?? ''; |
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|
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if ('not_found' === $type) { |
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return 'not_found' === $template['sub_location'] || 'not_found' === $location; |
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} |
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|
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if ('search' === $type) { |
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return in_array($template['sub_location'], ['search_results', 'search'], true) || 'search' === $location; |
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} |
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|
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if ('author' === $type) { |
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return 'author_all' === ($template['sub_location'] ?? '') || 'author_specific' === ($template['sub_location'] ?? ''); |
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} |
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|
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if ('single' === $type) { |
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return 'single' === $location; |
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} |
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|
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if ('archive' === $type) { |
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return 'archive' === $location; |
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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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|
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|
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|
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