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<?php |
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/** |
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* Copyright 2018 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\Configuration\Value; |
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use JsonSerializable; |
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use Surfnet\Stepup\Exception\InvalidArgumentException; |
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final class InstitutionSet implements JsonSerializable |
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{ |
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/** |
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* @var Institution[] |
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*/ |
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private $institutions; |
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/** |
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* @param Institution[] |
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*/ |
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private function __construct(array $institutions) |
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{ |
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// Normalize (lowercase) the institutions for the test on unique entries below. |
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$institutionsLowerCased = array_map('strtolower', $institutions); |
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if ($institutionsLowerCased !== array_unique($institutionsLowerCased)) { |
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throw new InvalidArgumentException('Duplicate entries are not allowed in the InstitutionSet'); |
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} |
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$this->institutions = $this->sort($institutions); |
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} |
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/** |
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* @param Institution[] |
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* @return InstitutionSet |
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*/ |
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public static function create(array $institutions) |
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{ |
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// Verify only institutions are collected in the set |
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array_walk( |
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$institutions, |
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function ($institution, $key) use ($institutions) { |
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if (!$institution instanceof Institution) { |
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throw InvalidArgumentException::invalidType( |
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Institution::class, |
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'institutions', |
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$institutions[$key] |
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); |
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} |
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} |
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); |
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return new self($institutions); |
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} |
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public function equals(InstitutionSet $other) |
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{ |
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return $this->toScalarArray() === $other->toScalarArray(); |
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} |
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/** |
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* @param Institution $institution |
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* @return bool |
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*/ |
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public function isOption(Institution $institution) |
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{ |
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return in_array($institution->getInstitution(), $this->institutions); |
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} |
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/** |
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* @return Institution[] |
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*/ |
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public function getInstitutions() |
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{ |
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return $this->institutions; |
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} |
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public function toScalarArray() |
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{ |
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return array_map('strval', $this->institutions); |
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} |
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public function jsonSerialize() |
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{ |
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return $this->institutions; |
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} |
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/** |
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* @param Institution[] $institutions |
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* @return Institution[] |
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*/ |
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private function sort(array $institutions) |
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{ |
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usort($institutions, function (Institution $a, Institution $b) { |
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return strcmp($a->getInstitution(), $b->getInstitution()); |
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}); |
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return $institutions; |
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} |
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} |
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OpenConext /
Stepup-Middleware
