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<?php |
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declare(strict_types=1); |
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/** |
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* Caridea |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not |
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* use this file except in compliance with the License. You may obtain a copy of |
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* 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, WITHOUT |
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
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* License for the specific language governing permissions and limitations under |
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* the License. |
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* |
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* @copyright 2015-2018 LibreWorks contributors |
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* @license Apache-2.0 |
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*/ |
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namespace Caridea\Filter; |
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/** |
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* Turn that mush into muscle! |
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*/ |
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class Casts |
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{ |
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private static $truthy = ['yes', 'y', 'on', '1', 'true', 't']; |
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/** |
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* Creates a filter that casts values to booleans. |
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* |
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* @return \Closure The created filter |
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*/ |
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public static function toBoolean(): \Closure |
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{ |
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return function ($value) { |
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return is_bool($value) ? $value : |
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1 |
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(is_scalar($value) ? |
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in_array(strtolower(trim(Strings::coerce($value))), Casts::$truthy, true) |
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: false); |
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}; |
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} |
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/** |
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* Creates a filter that casts values to integers. |
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* |
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* @return \Closure The created filter |
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*/ |
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public static function toInteger(): \Closure |
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{ |
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return function ($value) { |
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return (int)(is_scalar($value) ? $value : Strings::coerce($value)); |
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}; |
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} |
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/** |
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* Creates a filter that casts values to floats. |
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* |
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* @return \Closure The created filter |
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*/ |
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public static function toFloat(): \Closure |
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{ |
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return function ($value) { |
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return (float)(is_scalar($value) ? $value : Strings::coerce($value)); |
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}; |
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} |
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/** |
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* Creates a filter that casts values to arrays. |
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* |
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* @return callable The created filter |
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*/ |
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public static function toArray(): callable |
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{ |
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return [Arrays::class, 'coerce']; |
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} |
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/** |
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* Creates a filter that casts values to a default if empty. |
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* |
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* @return \Closure The created filter |
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*/ |
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public static function toDefault($default = null): \Closure |
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{ |
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return function ($value) use ($default) { |
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return $value === null || $value === '' ? $default : $value; |
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}; |
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} |
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} |
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libreworks /
caridea-filter
