使用反射提取项目中函数和类定义原型和注释解决方法

if(isset($_GET['fn'])) new appdoc($_GET['fn']);
else {
	$path = 'ThinkPHP';
	//$path = 'phpcms';
	//$path = 'wordpress';

	new appdoc(realpath($path));
}

class appdoc {
  private $data = array();
  private $next = array();
  function __construct($path='') {
	if(is_array($path) || is_file($path)) return $this->analysis($path);

	$res = glob($path . DIRECTORY_SEPARATOR . '*', GLOB_NOSORT);
	$next = array();
	for($i=0; $i<count($res); $i++) {
		$fn = $res[$i];
		if(is_dir($fn)) {
			$res = array_merge($res, glob($fn . DIRECTORY_SEPARATOR . '*', GLOB_NOSORT));
			continue;
		}
		if(! in_array(pathinfo($fn, PATHINFO_EXTENSION), array('php', 'inc'))) continue;
		$s = $this->save($this->load($fn));
		if($s) $this->next[$s] = $fn;
	}
	$this->checknext();

	$s = join(PHP_EOL.PHP_EOL, $this->data);
	if(mb_check_encoding($s, 'utf-8')) $s = iconv('utf-8', 'gbk', $s);
	header("Content-type: text/plain;charset=gbk");
	echo $s, PHP_EOL . PHP_EOL;
	echo '文件列表' . PHP_EOL;
	echo join(PHP_EOL, $res);
	if($this->next) {
		echo PHP_EOL . PHP_EOL . '残余的' . PHP_EOL;
		print_r($this->next);
	}
  }
  private function load($fn) {
	$u = is_array($fn) ? http_build_query(array('fn' => array_values($fn))) : "fn=$fn";
	$url = "http://$_SERVER[HTTP_HOST]$_SERVER[PHP_SELF]?$u";
	$curl = curl_init();
	curl_setopt($curl, CURLOPT_URL, $url);
	curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
	return curl_exec($curl);
  }
  private function checknext() {
	foreach($this->next as $s=>$fn) {
		switch(1) {
			case is_numeric($s): break;
			case preg_match("/Class '(w+)' not found/", $s, $m) :
				$m = preg_quote($m[1]);
				foreach(preg_grep("/class $m/i", $this->data) as $r) {;
					if(preg_match('/@@s+(S+)/', $r, $m)) {
						array_unshift($this->next, $m[1]);
						break;
					}
				}
				break;
		}
	}
	$u = http_build_query(array('fn' => array_values($this->next)));

	$s = $this->save($this->load($this->next));
	$this->next = array();

	if(empty($s)) unset($this->next[$s]);
	else $this->next[] = $s;
  }
  private function save($s) {
	if(empty($s) || preg_match('/~runtime.php/i', $s)) return '';
	if(preg_match('#<b>Fatal error</b>#', $s)) return $s;
	$t = array();
	$ar = preg_split("/[rn]+/", $s);
	foreach($ar as $i=>$v) {
		$t[] = $v;
		if($v == '}') {
			$t = join(PHP_EOL, $t);
			if(! in_array($t, $this->data))	$this->data[] = $t;
			$t = array();
		}
	}
	return '';
  }
  private function import($fn) {
	ob_start();
	if(is_array($fn)) foreach($fn as $f) include_once($f);
	else include_once($fn);
	ob_end_clean();
  }
  private function analysis($fn) {
	if(! is_array($fn) && preg_match('/~runtime.php$/i', $fn)) return;
	$last = get_defined_constants();
	$this->import($fn);
	if($t = array_diff($last, get_defined_constants())) {
		echo 'Constants' . join(PHP_EOL . "t", $t) . PHP_EOL . PHP_EOL;
	}
	foreach(get_defined_functions()['user'] as $name) {
		$func = new ReflectionFunction($name);
		Reflection::export($func);
	}
	foreach(get_declared_classes() as $name) {
		if(__CLASS__ == $name) continue;
		$class = new ReflectionClass($name);
		if($class->isUserDefined()) {
			Reflection::export($class);
		}
	}
	foreach(get_declared_interfaces() as $name) {
		$interfaces = new ReflectionClass($name);
		if($interfaces->isUserDefined()) {
			Reflection::export($interfaces);
		}
	}
  }
}