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<?php |
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/** |
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* Copyright 2016 SURFnet B.V. |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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namespace Surfnet\Stepup\Helper; |
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use Surfnet\Stepup\Exception\InvalidArgumentException; |
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use Surfnet\Stepup\Exception\JsonException; |
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final class JsonHelper |
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{ |
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public static function decode($json) |
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{ |
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if (!is_string($json)) { |
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throw InvalidArgumentException::invalidType('string', 'json', $json); |
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} |
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static $jsonErrors = [ |
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JSON_ERROR_DEPTH => 'JSON_ERROR_DEPTH - Maximum stack depth exceeded', |
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JSON_ERROR_STATE_MISMATCH => 'JSON_ERROR_STATE_MISMATCH - Underflow or the modes mismatch', |
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JSON_ERROR_CTRL_CHAR => 'JSON_ERROR_CTRL_CHAR - Unexpected control character found', |
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JSON_ERROR_SYNTAX => 'JSON_ERROR_SYNTAX - Syntax error, malformed JSON', |
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JSON_ERROR_UTF8 => 'JSON_ERROR_UTF8 - Malformed UTF-8 characters, possibly incorrectly encoded', |
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]; |
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$data = json_decode($json, true); |
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if (JSON_ERROR_NONE !== json_last_error()) { |
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$last = json_last_error(); |
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$errorMessage = $jsonErrors[$last]; |
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if (!isset($errorMessage)) { |
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$errorMessage = 'Unknown error'; |
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} |
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throw JsonException::withMessage($errorMessage); |
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} |
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return $data; |
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} |
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} |
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OpenConext /
Stepup-Middleware
