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<?php declare(strict_types=1); |
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/** |
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* @copyright Copyright (c) 2017 Robin Appelman <[email protected]> |
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* |
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* @license GNU AGPL version 3 or any later version |
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Affero General Public License as |
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* published by the Free Software Foundation, either version 3 of the |
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* License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU Affero General Public License for more details. |
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* |
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* You should have received a copy of the GNU Affero General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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* |
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*/ |
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namespace SearchDAV\XML; |
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use Sabre\Xml\Reader; |
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use Sabre\Xml\XmlDeserializable; |
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use SearchDAV\Query\Operator as QueryOperator; |
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class Operator implements XmlDeserializable { |
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/** |
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* @var string |
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* |
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* The type of operation, one of the Operator::OPERATION_* constants |
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*/ |
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public $type; |
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/** |
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* @var (Literal|string|Operation)[] |
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* |
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* The list of arguments for the operation |
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* |
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* - string: property name for comparison |
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* - Literal: literal value for comparison |
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* - Operation: nested operation for and/or/not operations |
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* |
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* Which type and what number of argument an Operator takes depends on the operator type. |
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*/ |
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public $arguments; |
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/** |
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* Operator constructor. |
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* |
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* @param string $type |
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* @param array $arguments |
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*/ |
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public function __construct(string $type = '', array $arguments = []) { |
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$this->type = $type; |
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$this->arguments = $arguments; |
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} |
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static function xmlDeserialize(Reader $reader): Operator { |
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$operator = new self(); |
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$operator->type = $reader->getClark(); |
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if ($reader->isEmptyElement) { |
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$reader->next(); |
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return $operator; |
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} |
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if ($operator->type === QueryOperator::OPERATION_CONTAINS) { |
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$operator->arguments[] = $reader->readString(); |
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$reader->next(); |
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return $operator; |
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} |
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$reader->read(); |
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do { |
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if ($reader->nodeType === Reader::ELEMENT) { |
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$argument = $reader->parseCurrentElement(); |
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if ($argument['name'] === '{DAV:}prop') { |
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$operator->arguments[] = $argument['value'][0] ?? ''; |
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} else { |
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$operator->arguments[] = $argument['value']; |
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} |
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} else { |
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if (!$reader->read()) { |
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break; |
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} |
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} |
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} while ($reader->nodeType !== Reader::END_ELEMENT); |
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$reader->read(); |
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return $operator; |
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} |
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} |
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Adding explicit visibility (
private,protected, orpublic) is generally recommend to communicate to other developers how, and from where this method is intended to be used.