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<?php |
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/* |
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* This file is part of the box project. |
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* |
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* (c) Kevin Herrera <[email protected]> |
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* Théo Fidry <[email protected]> |
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* |
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* This source file is subject to the MIT license that is bundled |
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* with this source code in the file LICENSE. |
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*/ |
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namespace KevinGH\RequirementChecker; |
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use ArrayIterator; |
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use Countable; |
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use IteratorAggregate; |
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use Traversable; |
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/** |
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* The code in this file must be PHP 5.3+ compatible as is used to know if the application can be run. |
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* |
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* @private |
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*/ |
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final class RequirementCollection implements IteratorAggregate, Countable |
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{ |
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/** |
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* @var Requirement[] |
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*/ |
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private $requirements = array(); |
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/** |
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* {@inheritdoc} |
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* |
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* @return Requirement[]|Traversable |
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*/ |
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public function getIterator() |
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{ |
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return new ArrayIterator($this->requirements); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function count() |
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{ |
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return count($this->requirements); |
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} |
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/** |
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* @param Requirement $requirement |
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*/ |
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public function add(Requirement $requirement) |
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{ |
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$this->requirements[] = $requirement; |
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} |
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/** |
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* Adds a mandatory requirement evaluated lazily. |
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* |
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* @param string $checkIsFulfilled whether the requirement is fulfilled; This string is will be evaluated with `eval()` because |
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* PHP does not support the serialization or the export of closures |
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* @param string $testMessage The message for testing the requirement |
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* @param string $helpText The help text (when null, it will be inferred from $helpHtml, i.e. stripped from HTML tags) |
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*/ |
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public function addRequirement($checkIsFulfilled, $testMessage, $helpText) |
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{ |
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$this->add(new Requirement($checkIsFulfilled, $testMessage, $helpText)); |
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} |
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/** |
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* Returns all mandatory requirements. |
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* |
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* @return Requirement[] |
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*/ |
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public function getRequirements() |
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{ |
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return $this->requirements; |
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} |
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/** |
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* Returns the PHP configuration file (php.ini) path. |
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* |
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* @return false|string php.ini file path |
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*/ |
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public function getPhpIniPath() |
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{ |
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return get_cfg_var('cfg_file_path'); |
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} |
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/** |
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* @return bool |
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*/ |
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public function evaluateRequirements() |
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{ |
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return array_reduce( |
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$this->requirements, |
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/** |
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* @param bool $checkPassed |
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* @param Requirement $requirement |
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* |
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* @return bool |
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*/ |
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function ($checkPassed, Requirement $requirement) { |
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return $checkPassed && $requirement->isFulfilled(); |
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}, |
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true |
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); |
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} |
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} |
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humbug /
box
