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<?php |
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namespace Tools; |
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use Symfony\Component\Finder\Finder; |
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class ClassFinder |
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{ |
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/** |
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* Find all the class and interface names in a given directory. |
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* |
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* @param string $directory |
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* |
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* @return array |
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*/ |
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public function findClasses($directory) |
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{ |
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$classes = []; |
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foreach (Finder::create()->in($directory)->name('*.php') as $file) { |
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$classes[] = $this->findClass($file->getRealPath()); |
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} |
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return array_filter($classes); |
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} |
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/** |
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* Extract the class name from the file at the given path. |
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* |
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* @param string $path |
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* |
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* @return string|null |
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*/ |
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public function findClass($path) |
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{ |
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$namespace = null; |
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$tokens = token_get_all(file_get_contents($path)); |
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foreach ($tokens as $key => $token) { |
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if ($this->tokenIsNamespace($token)) { |
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$namespace = $this->getNamespace($key + 2, $tokens); |
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} elseif ($this->tokenIsClassOrInterface($token)) { |
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return ltrim($namespace . '\\' . $this->getClass($key + 2, $tokens), '\\'); |
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} |
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} |
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} |
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/** |
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* Find the namespace in the tokens starting at a given key. |
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* |
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* @param int $key |
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* @param array $tokens |
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* |
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* @return string |
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*/ |
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protected function getNamespace($key, array $tokens) |
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{ |
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$namespace = null; |
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$tokenCount = count($tokens); |
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for ($i = $key; $i < $tokenCount; $i++) { |
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if ($this->isPartOfNamespace($tokens[$i])) { |
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$namespace .= $tokens[$i][1]; |
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} elseif ($tokens[$i] == ';') { |
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return $namespace; |
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} |
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} |
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} |
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/** |
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* Find the class in the tokens starting at a given key. |
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* |
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* @param int $key |
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* @param array $tokens |
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* |
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* @return string |
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*/ |
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protected function getClass($key, array $tokens) |
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{ |
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$class = null; |
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$tokenCount = count($tokens); |
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for ($i = $key; $i < $tokenCount; $i++) { |
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if ($this->isPartOfClass($tokens[$i])) { |
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$class .= $tokens[$i][1]; |
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} elseif ($this->isWhitespace($tokens[$i])) { |
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return $class; |
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} |
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} |
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} |
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/** |
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* Determine if the given token is a namespace keyword. |
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* |
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* @param array|string $token |
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* |
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* @return bool |
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*/ |
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protected function tokenIsNamespace($token) |
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{ |
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return is_array($token) && $token[0] == T_NAMESPACE; |
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} |
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/** |
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* Determine if the given token is a class or interface keyword. |
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* |
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* @param array|string $token |
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* |
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* @return bool |
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*/ |
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protected function tokenIsClassOrInterface($token) |
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{ |
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return is_array($token) && ($token[0] == T_CLASS || $token[0] == T_INTERFACE); |
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} |
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/** |
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* Determine if the given token is part of the namespace. |
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* |
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* @param array|string $token |
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* |
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* @return bool |
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*/ |
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protected function isPartOfNamespace($token) |
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{ |
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return is_array($token) && ($token[0] == T_STRING || $token[0] == T_NS_SEPARATOR); |
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} |
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/** |
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* Determine if the given token is part of the class. |
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* |
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* @param array|string $token |
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* |
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* @return bool |
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*/ |
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protected function isPartOfClass($token) |
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{ |
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return is_array($token) && $token[0] == T_STRING; |
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} |
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/** |
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* Determine if the given token is whitespace. |
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* |
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* @param array|string $token |
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* |
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* @return bool |
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*/ |
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protected function isWhitespace($token) |
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{ |
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return is_array($token) && $token[0] == T_WHITESPACE; |
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} |
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} |
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danhunsaker /
laravel-spatial
