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<?php |
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/** |
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* Copyright 2021 Aleksandar Panic |
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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 ArekX\PQL\Sql; |
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use ArekX\PQL\Contracts\ParamsBuilder; |
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/** |
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* Represents a class for building parameters |
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* for a SQL query. |
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*/ |
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class SqlParamBuilder implements ParamsBuilder |
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{ |
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/** |
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* Prefix to be used when wrapping values into |
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* parameters. |
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* |
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* @see SqlParamBuilder::wrapValue() |
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* @var string |
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*/ |
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public $prefix = ':t'; |
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/** |
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* List of parameters set. |
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* @var array |
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*/ |
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protected $parameters = []; |
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/** |
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* Index of parameter used in wrapValue. |
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* |
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* @see SqlParamBuilder::wrapValue() |
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* @var int |
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*/ |
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protected $parameterIndex = 0; |
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/** |
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* Create new intance of this class. |
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* @return static |
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*/ |
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public static function create() |
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{ |
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return new static(); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function wrapValue($value, $type = null) |
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{ |
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$key = $this->prefix . $this->parameterIndex++; |
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$this->add($key, $value, $type); |
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return $key; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function add($key, $value, $type = null): void |
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{ |
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$this->parameters[$key] = [$value, $type]; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function get($key) |
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{ |
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if (!array_key_exists($key, $this->parameters)) { |
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return null; |
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} |
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return $this->parameters[$key]; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function build(): array |
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{ |
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return $this->parameters; |
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} |
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} |