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<?php |
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/* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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* This software consists of voluntary contributions made by many individuals |
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* and is licensed under the MIT license. |
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*/ |
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declare(strict_types=1); |
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namespace ProxyManager\ProxyGenerator\Util; |
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/** |
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* Generates code necessary to unset all the given properties from a particular given instance string name |
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* |
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* @author Marco Pivetta <[email protected]> |
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* @license MIT |
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*/ |
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final class UnsetPropertiesGenerator |
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{ |
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private static $closureTemplate = <<<'PHP' |
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\Closure::bind(function (\%s $instance) { |
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%s |
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}, $%s, %s)->__invoke($%s); |
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PHP; |
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public static function generateSnippet(Properties $properties, string $instanceName) : string |
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{ |
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return self::generateUnsetAccessiblePropertiesCode($properties, $instanceName) |
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. self::generateUnsetPrivatePropertiesCode($properties, $instanceName); |
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} |
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private static function generateUnsetAccessiblePropertiesCode(Properties $properties, string $instanceName) : string |
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{ |
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$accessibleProperties = $properties->getAccessibleProperties(); |
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if (! $accessibleProperties) { |
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return ''; |
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} |
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return self::generateUnsetStatement($accessibleProperties, $instanceName) . "\n\n"; |
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} |
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private static function generateUnsetPrivatePropertiesCode(Properties $properties, string $instanceName) : string |
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{ |
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$groups = $properties->getGroupedPrivateProperties(); |
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if (! $groups) { |
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1 |
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return ''; |
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} |
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$unsetClosureCalls = []; |
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/* @var $privateProperties \ReflectionProperty[] */ |
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3 |
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foreach ($groups as $privateProperties) { |
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/* @var $firstProperty \ReflectionProperty */ |
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$firstProperty = reset($privateProperties); |
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$unsetClosureCalls[] = self::generateUnsetClassPrivatePropertiesBlock( |
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$firstProperty->getDeclaringClass(), |
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$privateProperties, |
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$instanceName |
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); |
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} |
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return implode("\n\n", $unsetClosureCalls) . "\n\n"; |
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} |
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private static function generateUnsetClassPrivatePropertiesBlock( |
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\ReflectionClass $declaringClass, |
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array $properties, |
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string $instanceName |
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) : string { |
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$declaringClassName = $declaringClass->getName(); |
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return sprintf( |
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self::$closureTemplate, |
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$declaringClassName, |
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self::generateUnsetStatement($properties, 'instance'), |
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$instanceName, |
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var_export($declaringClassName, true), |
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$instanceName |
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); |
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} |
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private static function generateUnsetStatement(array $properties, string $instanceName) : string |
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{ |
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return 'unset(' |
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. implode( |
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', ', |
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array_map( |
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function (\ReflectionProperty $property) use ($instanceName) : string { |
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return '$' . $instanceName . '->' . $property->getName(); |
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}, |
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$properties |
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) |
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) |
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. ');'; |
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} |
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} |
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Ocramius /
ProxyManager
