62 lines
1.6 KiB
PHP
62 lines
1.6 KiB
PHP
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<?php
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/**
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* @author Robin Appelman <robin@icewind.nl>
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*
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* @license AGPL-3.0
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*
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* This code 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, version 3,
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* as published by the Free Software Foundation.
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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, version 3,
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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 OCP\DB\QueryBuilder;
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/**
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* This class provides a builder for sql some functions
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*
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* @since 12.0.0
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*/
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interface IFunctionBuilder {
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/**
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* Calculates the MD5 hash of a given input
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*
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* @param mixed $input The input to be hashed
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*
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* @return IQueryFunction
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* @since 12.0.0
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*/
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public function md5($input);
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/**
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* Combines two input strings
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*
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* @param mixed $x The first input string
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* @param mixed $y The seccond input string
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*
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* @return IQueryFunction
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* @since 12.0.0
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*/
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public function concat($x, $y);
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/**
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* Takes a substring from the input string
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*
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* @param mixed $input The input string
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* @param mixed $start The start of the substring, note that counting starts at 1
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* @param mixed $length The length of the substring
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*
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* @return IQueryFunction
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* @since 12.0.0
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*/
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public function substring($input, $start, $length = null);
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}
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