<?php
/* ============================================================================
* Copyright 2020 Zindex Software
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* ============================================================================ */
namespace Opis\JsonSchema\Parsers\Keywords;
use Opis\JsonSchema\Keyword;
use Opis\JsonSchema\Info\SchemaInfo;
use Opis\JsonSchema\Keywords\ContainsKeyword;
use Opis\JsonSchema\Parsers\{KeywordParser, SchemaParser};
class ContainsKeywordParser extends KeywordParser
{
protected ?string $minContains = null;
protected ?string $maxContains = null;
public function __construct(string $keyword, ?string $minContains = null, ?string $maxContains = null)
{
parent::__construct($keyword);
$this->minContains = $minContains;
$this->maxContains = $maxContains;
}
/**
* @inheritDoc
*/
public function type(): string
{
return self::TYPE_ARRAY;
}
/**
* @inheritDoc
*/
public function parse(SchemaInfo $info, SchemaParser $parser, object $shared): ?Keyword
{
$schema = $info->data();
if (!$this->keywordExists($schema)) {
return null;
}
$value = $this->keywordValue($schema);
if (!is_bool($value) && !is_object($value)) {
throw $this->keywordException("{keyword} must be a json schema (object or boolean)", $info);
}
$min = $max = null;
if ($this->minContains && $this->keywordExists($schema, $this->minContains)) {
$min = $this->keywordValue($schema, $this->minContains);
if (!is_int($min) || $min < 0) {
throw $this->keywordException("{keyword} must be a non-negative integer", $info, $this->minContains);
}
}
if ($this->maxContains && $this->keywordExists($schema, $this->maxContains)) {
$max = $this->keywordValue($schema, $this->maxContains);
if (!is_int($max) || $max < 0) {
throw $this->keywordException("{keyword} must be a non-negative integer", $info, $this->maxContains);
}
if ($min !== null && $max < $min) {
throw $this->keywordException("{keyword} must be greater than {$this->minContains}", $info, $this->maxContains);
}
} elseif ($min === 0) {
return null;
}
return new ContainsKeyword($value, $min, $max);
}
}