111 lines
3.7 KiB
PHP
111 lines
3.7 KiB
PHP
<?php
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/**
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* @copyright Copyright (c) 2017 Robin Appelman <robin@icewind.nl>
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*
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* @author Joas Schilling <coding@schilljs.com>
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* @author Robin Appelman <robin@icewind.nl>
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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 OC\DB\QueryBuilder\FunctionBuilder;
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use OC\DB\QueryBuilder\QueryFunction;
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use OC\DB\QueryBuilder\QuoteHelper;
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use OCP\DB\QueryBuilder\IFunctionBuilder;
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use OCP\DB\QueryBuilder\ILiteral;
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use OCP\DB\QueryBuilder\IParameter;
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use OCP\DB\QueryBuilder\IQueryFunction;
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class FunctionBuilder implements IFunctionBuilder {
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/** @var QuoteHelper */
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protected $helper;
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/**
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* ExpressionBuilder constructor.
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*
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* @param QuoteHelper $helper
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*/
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public function __construct(QuoteHelper $helper) {
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$this->helper = $helper;
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}
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public function md5($input) {
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return new QueryFunction('MD5(' . $this->helper->quoteColumnName($input) . ')');
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}
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public function concat($x, $y) {
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return new QueryFunction('CONCAT(' . $this->helper->quoteColumnName($x) . ', ' . $this->helper->quoteColumnName($y) . ')');
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}
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public function substring($input, $start, $length = null) {
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if ($length) {
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return new QueryFunction('SUBSTR(' . $this->helper->quoteColumnName($input) . ', ' . $this->helper->quoteColumnName($start) . ', ' . $this->helper->quoteColumnName($length) . ')');
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} else {
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return new QueryFunction('SUBSTR(' . $this->helper->quoteColumnName($input) . ', ' . $this->helper->quoteColumnName($start) . ')');
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}
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}
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public function sum($field) {
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return new QueryFunction('SUM(' . $this->helper->quoteColumnName($field) . ')');
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}
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public function lower($field) {
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return new QueryFunction('LOWER(' . $this->helper->quoteColumnName($field) . ')');
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}
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public function add($x, $y) {
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return new QueryFunction($this->helper->quoteColumnName($x) . ' + ' . $this->helper->quoteColumnName($y));
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}
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public function subtract($x, $y) {
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return new QueryFunction($this->helper->quoteColumnName($x) . ' - ' . $this->helper->quoteColumnName($y));
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}
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public function count($count = '', $alias = '') {
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$alias = $alias ? (' AS ' . $this->helper->quoteColumnName($alias)) : '';
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$quotedName = $count === '' ? '*' : $this->helper->quoteColumnName($count);
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return new QueryFunction('COUNT(' . $quotedName . ')' . $alias);
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}
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public function max($field) {
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return new QueryFunction('MAX(' . $this->helper->quoteColumnName($field) . ')');
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}
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public function min($field) {
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return new QueryFunction('MIN(' . $this->helper->quoteColumnName($field) . ')');
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}
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/**
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* @param string|ILiteral|IParameter|IQueryFunction $x
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* @param string|ILiteral|IParameter|IQueryFunction $y
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* @return IQueryFunction
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*/
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public function greatest($x, $y) {
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return new QueryFunction('GREATEST(' . $this->helper->quoteColumnName($x) . ', ' . $this->helper->quoteColumnName($y) . ')');
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}
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/**
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* @param string|ILiteral|IParameter|IQueryFunction $x
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* @param string|ILiteral|IParameter|IQueryFunction $y
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* @return IQueryFunction
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*/
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public function least($x, $y) {
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return new QueryFunction('LEAST(' . $this->helper->quoteColumnName($x) . ', ' . $this->helper->quoteColumnName($y) . ')');
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}
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}
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