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<?php |
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declare(strict_types=1); |
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namespace DependencyAnalyzer\Patterns; |
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use DependencyAnalyzer\Exceptions\InvalidQualifiedNamePatternException; |
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class QualifiedNamePattern |
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{ |
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const PHP_NATIVE_CLASSES = '@php_native'; |
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protected static $nativeClasses = []; |
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protected $patterns = []; |
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protected $excludePatterns = []; |
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public function __construct(array $patterns) |
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{ |
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foreach ($patterns as $pattern) { |
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if (!$this->verifyPattern($pattern)) { |
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throw new InvalidQualifiedNamePatternException($pattern); |
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} |
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$this->addPattern($pattern); |
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} |
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} |
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public function addExcludePatterns(array $patterns) |
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{ |
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foreach ($patterns as $pattern) { |
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if (!$this->verifyPattern($pattern)) { |
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throw new InvalidQualifiedNamePatternException($pattern); |
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} |
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$this->excludePatterns[] = $this->formatPattern($pattern); |
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} |
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return $this; |
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} |
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protected function verifyPattern(string $pattern) |
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{ |
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return ( |
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preg_match('/^!?' . preg_quote('\\', '/') . '([^\*]*)\*?$/', $pattern, $matches) === 1 || |
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$this->isMagicWordPattern($pattern) |
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); |
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} |
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protected function addPattern(string $pattern) |
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{ |
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if ($this->isExcludePattern($pattern)) { |
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$this->excludePatterns[] = $this->formatPattern(substr($pattern, 1)); |
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} else { |
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$this->patterns[] = $this->formatPattern($pattern); |
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} |
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} |
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protected function formatPattern(string $pattern) |
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{ |
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if ($this->isMagicWordPattern($pattern)) { |
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return $pattern; |
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} |
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$pattern = substr($pattern, 1); |
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$explodedTokens = $this->explodeName($pattern); |
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$endToken = $explodedTokens[count($explodedTokens) - 1]; |
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if ($endToken === '') { |
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return $pattern . '*'; |
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} |
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return $pattern; |
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} |
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protected function isExcludePattern(string $pattern) |
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{ |
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return preg_match('/^!/', $pattern) === 1; |
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} |
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protected function isMagicWordPattern(string $pattern) |
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{ |
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return in_array($pattern, [ |
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self::PHP_NATIVE_CLASSES, |
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'!' . self::PHP_NATIVE_CLASSES, |
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]); |
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} |
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public function isMatch(string $className) |
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{ |
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foreach ($this->excludePatterns as $excludePattern) { |
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if ($this->classNameBelongToPattern($className, $excludePattern)) { |
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return false; |
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} |
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} |
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if (count($this->patterns) === 0) { |
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return true; |
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} else { |
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foreach ($this->patterns as $pattern) { |
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if ($this->classNameBelongToPattern($className, $pattern)) { |
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return true; |
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} |
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} |
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} |
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return false; |
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} |
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protected function classNameBelongToPattern(string $className, string $pattern) |
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{ |
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if ($this->isMagicWordPattern($pattern)) { |
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return in_array($className, self::$nativeClasses); |
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} |
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$explodedClassName = $this->explodeName($className); |
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$explodedPattern = $this->explodeName($pattern); |
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if (count($explodedPattern) === 1 && $explodedPattern[0] === '*') { |
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// Pattern likely '\\' will match with all className. |
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return true; |
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} |
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if (count($explodedClassName) < count($explodedPattern)) { |
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return false; |
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} |
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foreach ($explodedClassName as $index => $pattern) { |
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if (!isset($explodedPattern[$index])) { |
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return false; |
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} elseif ($explodedPattern[$index] === '*') { |
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return true; |
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} elseif ($explodedPattern[$index] !== $pattern) { |
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return false; |
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} |
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} |
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return true; |
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} |
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protected function explodeName(string $qualifiedName) |
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{ |
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return explode('\\', $qualifiedName); |
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} |
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public static function setPhpNativeClasses(array $nativeClasses) |
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{ |
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self::$nativeClasses = $nativeClasses; |
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} |
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} |
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nazonohito51 /
dependency-analyzer
