<?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\AnyOfKeyword;
use Opis\JsonSchema\Parsers\{KeywordParser, SchemaParser};
class AnyOfKeywordParser extends KeywordParser
{
/**
* @inheritDoc
*/
public function type(): string
{
return self::TYPE_AFTER;
}
/**
* @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_array($value)) {
throw $this->keywordException("{keyword} should be an array of json schemas", $info);
}
if (!$value) {
throw $this->keywordException("{keyword} must have at least one element", $info);
}
$alwaysValid = false;
foreach ($value as $index => $item) {
if ($item === true) {
$alwaysValid = true;
continue;
}
if ($item === false) {
continue;
}
if (!is_object($item)) {
throw $this->keywordException("{keyword}[{$index}] must be a json schema", $info);
} elseif (!count(get_object_vars($item))) {
$alwaysValid = true;
}
}
return new AnyOfKeyword($value, $alwaysValid);
}
}