DiverseYouthNightSchool/application/admin/command/Api/library/Extractor.php

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<?php
namespace app\admin\command\Api\library;
use Exception;
/**
* Class imported from https://github.com/eriknyk/Annotations
* @author Erik Amaru Ortiz https://github.com/eriknyk
*
* @license http://opensource.org/licenses/bsd-license.php The BSD License
* @author Calin Rada <rada.calin@gmail.com>
*/
class Extractor
{
/**
* Static array to store already parsed annotations
* @var array
*/
private static $annotationCache;
private static $classAnnotationCache;
private static $classMethodAnnotationCache;
private static $classPropertyValueCache;
/**
* Indicates that annotations should has strict behavior, 'false' by default
* @var boolean
*/
private $strict = false;
/**
* Stores the default namespace for Objects instance, usually used on methods like getMethodAnnotationsObjects()
* @var string
*/
public $defaultNamespace = '';
/**
* Sets strict variable to true/false
* @param bool $value boolean value to indicate that annotations to has strict behavior
*/
public function setStrict($value)
{
$this->strict = (bool)$value;
}
/**
* Sets default namespace to use in object instantiation
* @param string $namespace default namespace
*/
public function setDefaultNamespace($namespace)
{
$this->defaultNamespace = $namespace;
}
/**
* Gets default namespace used in object instantiation
* @return string $namespace default namespace
*/
public function getDefaultAnnotationNamespace()
{
return $this->defaultNamespace;
}
/**
* Gets all anotations with pattern @SomeAnnotation() from a given class
*
* @param string $className class name to get annotations
* @return array self::$classAnnotationCache all annotated elements
*/
public static function getClassAnnotations($className)
{
if (!isset(self::$classAnnotationCache[$className])) {
$class = new \ReflectionClass($className);
$annotationArr = self::parseAnnotations($class->getDocComment());
$annotationArr['ApiTitle'] = !isset($annotationArr['ApiTitle'][0]) || !trim($annotationArr['ApiTitle'][0]) ? [$class->getShortName()] : $annotationArr['ApiTitle'];
self::$classAnnotationCache[$className] = $annotationArr;
}
return self::$classAnnotationCache[$className];
}
/**
* 获取类所有方法的属性配置
* @param $className
* @return mixed
* @throws \ReflectionException
*/
public static function getClassMethodAnnotations($className)
{
$class = new \ReflectionClass($className);
foreach ($class->getMethods() as $object) {
self::$classMethodAnnotationCache[$className][$object->name] = self::getMethodAnnotations($className, $object->name);
}
return self::$classMethodAnnotationCache[$className];
}
public static function getClassPropertyValues($className)
{
$class = new \ReflectionClass($className);
foreach ($class->getProperties() as $object) {
self::$classPropertyValueCache[$className][$object->name] = self::getClassPropertyValue($className, $object->name);
}
return self::$classMethodAnnotationCache[$className];
}
public static function getAllClassAnnotations()
{
return self::$classAnnotationCache;
}
public static function getAllClassMethodAnnotations()
{
return self::$classMethodAnnotationCache;
}
public static function getAllClassPropertyValues()
{
return self::$classPropertyValueCache;
}
public static function getClassPropertyValue($className, $property)
{
$_SERVER['REQUEST_METHOD'] = 'GET';
$reflectionClass = new \ReflectionClass($className);
$reflectionProperty = $reflectionClass->getProperty($property);
$reflectionProperty->setAccessible(true);
return $reflectionProperty->getValue($reflectionClass->newInstanceWithoutConstructor());
}
/**
* Gets all anotations with pattern @SomeAnnotation() from a determinated method of a given class
*
* @param string $className class name
* @param string $methodName method name to get annotations
* @return array self::$annotationCache all annotated elements of a method given
*/
public static function getMethodAnnotations($className, $methodName)
{
if (!isset(self::$annotationCache[$className . '::' . $methodName])) {
try {
$method = new \ReflectionMethod($className, $methodName);
$class = new \ReflectionClass($className);
if (!$method->isPublic() || $method->isConstructor()) {
$annotations = array();
} else {
$annotations = self::consolidateAnnotations($method, $class);
}
} catch (\ReflectionException $e) {
$annotations = array();
}
self::$annotationCache[$className . '::' . $methodName] = $annotations;
}
return self::$annotationCache[$className . '::' . $methodName];
}
/**
* Gets all anotations with pattern @SomeAnnotation() from a determinated method of a given class
* and instance its abcAnnotation class
*
* @param string $className class name
* @param string $methodName method name to get annotations
* @return array self::$annotationCache all annotated objects of a method given
*/
public function getMethodAnnotationsObjects($className, $methodName)
{
$annotations = $this->getMethodAnnotations($className, $methodName);
$objects = array();
$i = 0;
foreach ($annotations as $annotationClass => $listParams) {
$annotationClass = ucfirst($annotationClass);
$class = $this->defaultNamespace . $annotationClass . 'Annotation';
// verify is the annotation class exists, depending if Annotations::strict is true
// if not, just skip the annotation instance creation.
if (!class_exists($class)) {
if ($this->strict) {
throw new Exception(sprintf('Runtime Error: Annotation Class Not Found: %s', $class));
} else {
// silent skip & continue
continue;
}
}
if (empty($objects[$annotationClass])) {
$objects[$annotationClass] = new $class();
}
foreach ($listParams as $params) {
if (is_array($params)) {
foreach ($params as $key => $value) {
$objects[$annotationClass]->set($key, $value);
}
} else {
$objects[$annotationClass]->set($i++, $params);
}
}
}
return $objects;
}
private static function consolidateAnnotations($method, $class)
{
$dockblockClass = $class->getDocComment();
$docblockMethod = $method->getDocComment();
$methodName = $method->getName();
$methodAnnotations = self::parseAnnotations($docblockMethod);
$methodAnnotations['ApiTitle'] = !isset($methodAnnotations['ApiTitle'][0]) || !trim($methodAnnotations['ApiTitle'][0]) ? [$method->getName()] : $methodAnnotations['ApiTitle'];
$classAnnotations = self::parseAnnotations($dockblockClass);
$classAnnotations['ApiTitle'] = !isset($classAnnotations['ApiTitle'][0]) || !trim($classAnnotations['ApiTitle'][0]) ? [$class->getShortName()] : $classAnnotations['ApiTitle'];
if (isset($methodAnnotations['ApiInternal']) || $methodName == '_initialize' || $methodName == '_empty') {
return [];
}
$properties = $class->getDefaultProperties();
$noNeedLogin = isset($properties['noNeedLogin']) ? (is_array($properties['noNeedLogin']) ? $properties['noNeedLogin'] : [$properties['noNeedLogin']]) : [];
$noNeedRight = isset($properties['noNeedRight']) ? (is_array($properties['noNeedRight']) ? $properties['noNeedRight'] : [$properties['noNeedRight']]) : [];
preg_match_all("/\*[\s]+(.*)(\\r\\n|\\r|\\n)/U", str_replace('/**', '', $docblockMethod), $methodArr);
preg_match_all("/\*[\s]+(.*)(\\r\\n|\\r|\\n)/U", str_replace('/**', '', $dockblockClass), $classArr);
if (!isset($methodAnnotations['ApiMethod'])) {
$methodAnnotations['ApiMethod'] = ['get'];
}
if (!isset($methodAnnotations['ApiWeigh'])) {
$methodAnnotations['ApiWeigh'] = [0];
}
if (!isset($methodAnnotations['ApiSummary'])) {
$methodAnnotations['ApiSummary'] = $methodAnnotations['ApiTitle'];
}
if ($methodAnnotations) {
foreach ($classAnnotations as $name => $valueClass) {
if (count($valueClass) !== 1) {
continue;
}
if ($name === 'ApiRoute') {
if (isset($methodAnnotations[$name])) {
$methodAnnotations[$name] = [rtrim($valueClass[0], '/') . $methodAnnotations[$name][0]];
} else {
$methodAnnotations[$name] = [rtrim($valueClass[0], '/') . '/' . $method->getName()];
}
}
if ($name === 'ApiSector') {
$methodAnnotations[$name] = $valueClass;
}
}
}
if (!isset($methodAnnotations['ApiRoute'])) {
$urlArr = [];
$className = $class->getName();
list($prefix, $suffix) = explode('\\' . \think\Config::get('url_controller_layer') . '\\', $className);
$prefixArr = explode('\\', $prefix);
$suffixArr = explode('\\', $suffix);
if ($prefixArr[0] == \think\Config::get('app_namespace')) {
$prefixArr[0] = '';
}
$urlArr = array_merge($urlArr, $prefixArr);
$urlArr[] = implode('.', array_map(function ($item) {
return \think\Loader::parseName($item);
}, $suffixArr));
$urlArr[] = $method->getName();
$methodAnnotations['ApiRoute'] = [implode('/', $urlArr)];
}
if (!isset($methodAnnotations['ApiSector'])) {
$methodAnnotations['ApiSector'] = isset($classAnnotations['ApiSector']) ? $classAnnotations['ApiSector'] : $classAnnotations['ApiTitle'];
}
if (!isset($methodAnnotations['ApiParams'])) {
$params = self::parseCustomAnnotations($docblockMethod, 'param');
foreach ($params as $k => $v) {
$arr = explode(' ', preg_replace("/[\s]+/", " ", $v));
$methodAnnotations['ApiParams'][] = [
'name' => isset($arr[1]) ? str_replace('$', '', $arr[1]) : '',
'nullable' => false,
'type' => isset($arr[0]) ? $arr[0] : 'string',
'description' => isset($arr[2]) ? $arr[2] : ''
];
}
}
$methodAnnotations['ApiPermissionLogin'] = [!in_array('*', $noNeedLogin) && !in_array($methodName, $noNeedLogin)];
$methodAnnotations['ApiPermissionRight'] = !$methodAnnotations['ApiPermissionLogin'][0] ? [false] : [!in_array('*', $noNeedRight) && !in_array($methodName, $noNeedRight)];
return $methodAnnotations;
}
/**
* Parse annotations
*
* @param string $docblock
* @param string $name
* @return array parsed annotations params
*/
private static function parseCustomAnnotations($docblock, $name = 'param')
{
$annotations = array();
$docblock = substr($docblock, 3, -2);
if (preg_match_all('/@' . $name . '(?:\s*(?:\(\s*)?(.*?)(?:\s*\))?)??\s*(?:\n|\*\/)/', $docblock, $matches)) {
foreach ($matches[1] as $k => $v) {
$annotations[] = $v;
}
}
return $annotations;
}
/**
* Parse annotations
*
* @param string $docblock
* @return array parsed annotations params
*/
private static function parseAnnotations($docblock)
{
$annotations = array();
// Strip away the docblock header and footer to ease parsing of one line annotations
$docblock = substr($docblock, 3, -2);
if (preg_match_all('/@(?<name>[A-Za-z_-]+)[\s\t]*\((?<args>(?:(?!\)).)*)\)\r?/s', $docblock, $matches)) {
$numMatches = count($matches[0]);
for ($i = 0; $i < $numMatches; ++$i) {
$name = $matches['name'][$i];
$value = '';
// annotations has arguments
if (isset($matches['args'][$i])) {
$argsParts = trim($matches['args'][$i]);
if ($name == 'ApiReturn') {
$value = $argsParts;
} elseif ($matches['args'][$i] != '') {
$argsParts = preg_replace("/\{(\w+)\}/", '#$1#', $argsParts);
$value = self::parseArgs($argsParts);
if (is_string($value)) {
$value = preg_replace("/\#(\w+)\#/", '{$1}', $argsParts);
}
}
}
$annotations[$name][] = $value;
}
}
if (stripos($docblock, '@ApiInternal') !== false) {
$annotations['ApiInternal'] = [true];
}
if (!isset($annotations['ApiTitle'])) {
preg_match_all("/\*[\s]+(.*)(\\r\\n|\\r|\\n)/U", str_replace('/**', '', $docblock), $matchArr);
$title = isset($matchArr[1]) && isset($matchArr[1][0]) ? $matchArr[1][0] : '';
$annotations['ApiTitle'] = [$title];
}
return $annotations;
}
/**
* Parse individual annotation arguments
*
* @param string $content arguments string
* @return array annotated arguments
*/
private static function parseArgs($content)
{
// Replace initial stars
$content = preg_replace('/^\s*\*/m', '', $content);
$data = array();
$len = strlen($content);
$i = 0;
$var = '';
$val = '';
$level = 1;
$prevDelimiter = '';
$nextDelimiter = '';
$nextToken = '';
$composing = false;
$type = 'plain';
$delimiter = null;
$quoted = false;
$tokens = array('"', '"', '{', '}', ',', '=');
while ($i <= $len) {
$prev_c = substr($content, $i - 1, 1);
$c = substr($content, $i++, 1);
if ($c === '"' && $prev_c !== "\\") {
$delimiter = $c;
//open delimiter
if (!$composing && empty($prevDelimiter) && empty($nextDelimiter)) {
$prevDelimiter = $nextDelimiter = $delimiter;
$val = '';
$composing = true;
$quoted = true;
} else {
// close delimiter
if ($c !== $nextDelimiter) {
throw new Exception(sprintf(
"Parse Error: enclosing error -> expected: [%s], given: [%s]",
$nextDelimiter,
$c
));
}
// validating syntax
if ($i < $len) {
if (',' !== substr($content, $i, 1) && '\\' !== $prev_c) {
throw new Exception(sprintf(
"Parse Error: missing comma separator near: ...%s<--",
substr($content, ($i - 10), $i)
));
}
}
$prevDelimiter = $nextDelimiter = '';
$composing = false;
$delimiter = null;
}
} elseif (!$composing && in_array($c, $tokens)) {
switch ($c) {
case '=':
$prevDelimiter = $nextDelimiter = '';
$level = 2;
$composing = false;
$type = 'assoc';
$quoted = false;
break;
case ',':
$level = 3;
// If composing flag is true yet,
// it means that the string was not enclosed, so it is parsing error.
if ($composing === true && !empty($prevDelimiter) && !empty($nextDelimiter)) {
throw new Exception(sprintf(
"Parse Error: enclosing error -> expected: [%s], given: [%s]",
$nextDelimiter,
$c
));
}
$prevDelimiter = $nextDelimiter = '';
break;
case '{':
$subc = '';
$subComposing = true;
while ($i <= $len) {
$c = substr($content, $i++, 1);
if (isset($delimiter) && $c === $delimiter) {
throw new Exception(sprintf(
"Parse Error: Composite variable is not enclosed correctly."
));
}
if ($c === '}') {
$subComposing = false;
break;
}
$subc .= $c;
}
// if the string is composing yet means that the structure of var. never was enclosed with '}'
if ($subComposing) {
throw new Exception(sprintf(
"Parse Error: Composite variable is not enclosed correctly. near: ...%s'",
$subc
));
}
$val = self::parseArgs($subc);
break;
}
} else {
if ($level == 1) {
$var .= $c;
} elseif ($level == 2) {
$val .= $c;
}
}
if ($level === 3 || $i === $len) {
if ($type == 'plain' && $i === $len) {
$data = self::castValue($var);
} else {
$data[trim($var)] = self::castValue($val, !$quoted);
}
$level = 1;
$var = $val = '';
$composing = false;
$quoted = false;
}
}
return $data;
}
/**
* Try determinate the original type variable of a string
*
* @param string $val string containing possibles variables that can be cast to bool or int
* @param boolean $trim indicate if the value passed should be trimmed after to try cast
* @return mixed returns the value converted to original type if was possible
*/
private static function castValue($val, $trim = false)
{
if (is_array($val)) {
foreach ($val as $key => $value) {
$val[$key] = self::castValue($value);
}
} elseif (is_string($val)) {
if ($trim) {
$val = trim($val);
}
$val = stripslashes($val);
$tmp = strtolower($val);
if ($tmp === 'false' || $tmp === 'true') {
$val = $tmp === 'true';
} elseif (is_numeric($val)) {
return $val + 0;
}
unset($tmp);
}
return $val;
}
}