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<?php |
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/** |
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* What a contributed cleanup task declares about itself. |
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* |
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* @package Templately |
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*/ |
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|
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namespace Templately\Modules\Utilities\Cleanup; |
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|
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use InvalidArgumentException; |
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|
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/** |
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* Normalized descriptor. Built by the registry from each task's `descriptor()` |
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* array so the engine, the REST layer and the UI all read one validated shape |
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* rather than trusting whatever a contributor returned. |
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* |
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* Validation is strict and throws: a malformed descriptor is a programming |
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* error in the contributing module, and failing loudly at registration beats |
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* discovering it when a scheduled sweep silently skips a task at 3am. |
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*/ |
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final class TaskDescriptor { |
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|
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/** @var string Unique, kebab-case. The address the REST run route takes. */ |
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public $id; |
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|
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/** @var string Translated label. Resolved lazily — never at registration. */ |
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public $label; |
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|
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/** @var string UI grouping, e.g. `imports`, `cache`. */ |
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public $group; |
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|
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/** @var string `files` | `records` | `both`. */ |
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public $scope; |
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|
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/** @var string One of RetentionKind. */ |
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public $retention_kind; |
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|
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/** @var bool Destructive tasks require explicit confirmation. */ |
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public $destructive; |
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|
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/** @var bool False = manual-only; excluded from scheduled and batch runs. */ |
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public $schedulable; |
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|
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const SCOPE_FILES = 'files'; |
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const SCOPE_RECORDS = 'records'; |
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const SCOPE_BOTH = 'both'; |
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|
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private function __construct() {} |
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|
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/** |
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* @param array $fields Raw descriptor from a task. |
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* @param string $source Class name, for a diagnosable error message. |
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* @throws InvalidArgumentException When the descriptor is malformed. |
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*/ |
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public static function from_array( array $fields, string $source = '' ): self { |
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$where = $source ? sprintf( ' (declared by %s)', $source ) : ''; |
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|
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$id = isset( $fields['id'] ) ? (string) $fields['id'] : ''; |
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if ( '' === $id || sanitize_key( $id ) !== $id ) { |
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throw new InvalidArgumentException( |
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sprintf( 'Cleanup task id must be a non-empty kebab-case key, got "%s"%s.', $id, $where ) |
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); |
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} |
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|
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$scope = isset( $fields['scope'] ) ? (string) $fields['scope'] : self::SCOPE_BOTH; |
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if ( ! in_array( $scope, [ self::SCOPE_FILES, self::SCOPE_RECORDS, self::SCOPE_BOTH ], true ) ) { |
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throw new InvalidArgumentException( |
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sprintf( 'Cleanup task "%s" declared an unknown scope "%s"%s.', $id, $scope, $where ) |
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); |
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} |
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|
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$kind = isset( $fields['retention_kind'] ) ? (string) $fields['retention_kind'] : ''; |
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if ( ! RetentionKind::is_valid( $kind ) ) { |
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throw new InvalidArgumentException( |
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sprintf( |
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'Cleanup task "%s" must declare a retention kind (%s), got "%s"%s.', |
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$id, |
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implode( ', ', RetentionKind::all() ), |
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$kind, |
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$where |
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) |
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); |
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} |
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|
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$descriptor = new self(); |
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$descriptor->id = $id; |
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$descriptor->label = isset( $fields['label'] ) ? (string) $fields['label'] : $id; |
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$descriptor->group = isset( $fields['group'] ) ? (string) $fields['group'] : 'general'; |
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$descriptor->scope = $scope; |
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$descriptor->retention_kind = $kind; |
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$descriptor->destructive = isset( $fields['destructive'] ) ? (bool) $fields['destructive'] : true; |
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$descriptor->schedulable = isset( $fields['schedulable'] ) ? (bool) $fields['schedulable'] : true; |
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|
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return $descriptor; |
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} |
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|
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/** |
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* Whether this task touches the filesystem, and therefore whether an |
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* unwritable uploads directory makes it unavailable. |
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*/ |
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public function touches_files(): bool { |
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return self::SCOPE_RECORDS !== $this->scope; |
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} |
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|
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/** |
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* @return array Wire shape consumed by the REST layer and the UI. |
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*/ |
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public function to_array(): array { |
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return [ |
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'id' => $this->id, |
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'label' => $this->label, |
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'group' => $this->group, |
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'scope' => $this->scope, |
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'retention_kind' => $this->retention_kind, |
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'destructive' => $this->destructive, |
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'schedulable' => $this->schedulable, |
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]; |
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} |
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} |
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|