nur-ture/src/schema/_scalar/ScalarSchema.php

110 lines
3.4 KiB
PHP

<?php
namespace nur\sery\wip\schema\_scalar;
use nulib\ref\schema\ref_schema;
use nur\sery\wip\schema\Schema;
use nur\sery\wip\schema\types\IType;
use nur\sery\wip\schema\Wrapper;
/**
* Class ScalarSchema
*
* @property-read array|IType $type
* @property-read mixed $default
* @property-read string|null $title
* @property-read bool $required
* @property-read bool $nullable
* @property-read string|array|null $desc
* @property-read callable|null $analyzerFunc
* @property-read callable|null $extractorFunc
* @property-read callable|null $parserFunc
* @property-read callable|null $normalizerFunc
* @property-read array|null $messages
* @property-read callable|null $formatterFunc
* @property-read mixed $format
* @property-read array $nature
* @property-read array|null $schema
* @property-read string|int|null $name
* @property-read string|array|null $pkey
* @property-read string|null $header
* @property-read bool|null $composite
*/
class ScalarSchema extends Schema {
/** @var array meta-schema d'un schéma de nature scalaire */
const METASCHEMA = ref_schema::SCALAR_METASCHEMA;
/**
* indiquer si $definition est une définition de schéma scalaire que
* {@link normalize()} pourrait normaliser
*/
static function isa_definition($definition): bool {
# chaine ou null
if ($definition === null) return true;
if (is_string($definition)) return true;
if (!is_array($definition)) return false;
# nature explicitement spécifiée
if (array_key_exists("", $definition)) {
$nature = $definition[""];
if ($nature === "scalar") return true;
if (is_array($nature)
&& array_key_exists(0, $nature)
&& $nature[0] === "scalar") {
return true;
}
return false;
}
# un unique élément chaine à l'index 0
$count = count($definition);
$haveIndex0 = array_key_exists(0, $definition);
if ($count == 1 && $haveIndex0
&& ($definition[0] === null || is_string($definition[0]))) {
return true;
}
# un élément à l'index 0, et d'autres éléments
return $haveIndex0 && $count > 1;
}
static function normalize($definition, $definitionKey=null): array {
self::_normalize($definition, $definitionKey);
self::_ensure_nature($definition, "scalar");
return $definition;
}
function __construct($definition=null, $definitionKey=null, bool $normalize=true) {
if ($definition === null) $definition = static::SCHEMA;
if ($normalize) {
$definition = self::normalize($definition, $definitionKey);
$this->_definition = $definition;
self::_ensure_type($definition);
self::_ensure_schema_instances($definition);
}
$this->definition = $definition;
}
function isScalar(?ScalarSchema &$schema=null): bool {
$schema = $this;
return true;
}
protected function newWrapper(): ScalarWrapper {
return new ScalarWrapper($this);
}
function getWrapper(&$value=null, $valueKey=null, ?Wrapper &$wrapper=null): ScalarWrapper {
if (!($wrapper instanceof ScalarWrapper)) $wrapper = $this->newWrapper();
return $wrapper->reset($value, $valueKey);
}
#############################################################################
# key & properties
const _PROPERTY_PKEYS = [
"analyzerFunc" => "analyzer_func",
"extractorFunc" => "extractor_func",
"parserFunc" => "parser_func",
"normalizerFunc" => "normalizer_func",
"formatterFunc" => "formatter_func",
"nature" => ["", 0],
];
}