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<?php |
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/* |
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* This file is part of the Blast Project package. |
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* |
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* Copyright (C) 2015-2017 Libre Informatique |
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* |
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* This file is licenced under the GNU LGPL v3. |
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* For the full copyright and license information, please view the LICENSE.md |
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* file that was distributed with this source code. |
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*/ |
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namespace Blast\Bundle\CoreBundle\Tools\Reflection; |
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class ClassAnalyzer |
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{ |
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/** |
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* Returns all parents of a class (parent, parent of parent, parent of parent's parent and so on). |
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* |
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* @param ReflectionClass|string $class A ReflectionClass object or a class name |
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* |
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* @return array |
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*/ |
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public static function getAncestors($class) |
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{ |
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$rc = $class instanceof \ReflectionClass ? \ReflectionClass($class->getName()) : new \ReflectionClass($class); |
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$ancestors = []; |
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while ($parent = $rc->getParentClass()) { |
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$ancestors[] = $parent->getName(); |
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$rc = $parent; |
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} |
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return $ancestors; |
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} |
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/** |
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* getTraits. |
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* |
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* This static method returns back all traits used by a given class |
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* recursively |
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* |
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* @param ReflectionClass|string $class A ReflectionClass object or a class name |
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* |
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* @return array |
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*/ |
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public static function getTraits($class) |
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{ |
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return self::_getTraits($class); |
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} |
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/** |
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* hasTraits. |
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* |
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* This static method returns back all traits used by a given class |
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* recursively |
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* |
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* @param ReflectionClass|string $class A ReflectionClass object or a class name |
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* @param string $traitName A string representing an existing trait |
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* |
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* @return bool |
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*/ |
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public static function hasTrait($class, $traitName) |
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{ |
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return in_array($traitName, self::getTraits($class)); |
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} |
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/** |
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* hasProperty. |
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* |
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* This static method says if a class has a property |
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* |
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* @param ReflectionClass|string $class A ReflectionClass object or a class name |
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* @param string $propertyName A string representing an existing property |
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* |
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* @return bool |
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*/ |
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public static function hasProperty($class, $propertyName) |
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{ |
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$rc = $class instanceof \ReflectionClass ? $class : new ReflectionClass($class); |
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if ($rc->hasProperty($propertyName)) { |
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return true; |
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} |
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$parentClass = $rc->getParentClass(); |
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if (false === $parentClass) { |
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return false; |
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} |
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return $this->hasProperty($parentClass, $propertyName); |
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} |
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/** |
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* hasMethod. |
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* |
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* This static method says if a class has a method |
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* |
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* @param ReflectionClass|string $class A ReflectionClass object or a class name |
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* @param string $methodName a method name |
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* |
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* @return bool |
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*/ |
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public static function hasMethod($class, $methodName) |
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{ |
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$rc = $class instanceof \ReflectionClass ? $class : new ReflectionClass($class); |
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return $rc->hasMethod($methodName); |
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} |
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/** |
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* @param ReflectionClass|string $class A ReflectionClass object or a class name |
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* @param array $traits An array of traits (strings) |
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* |
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* @return array |
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*/ |
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private static function _getTraits($class, array $traits = null) |
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{ |
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$rc = $class instanceof \ReflectionClass ? $class : new \ReflectionClass($class); |
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if (is_null($traits)) { |
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$traits = array(); |
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} |
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// traits being embedded through the current class or the embedded traits |
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foreach ($rc->getTraits() as $trait) { |
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$traits = self::_getTraits($trait, $traits); // first the embedded traits that come first... |
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if (!in_array($trait->name, $traits)) { |
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$traits[] = $trait->name; |
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} // then the current trait |
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} |
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// traits embedded by the parent class |
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if ($rc->getParentClass()) { |
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$traits = self::_getTraits($rc->getParentClass(), $traits); |
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} |
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return $traits; |
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} |
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} |
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blast-project /
CoreBundle
This check marks access to variables or properties that have not been declared yet. While PHP has no explicit notion of declaring a variable, accessing it before a value is assigned to it is most likely a bug.