mirror of
https://gitee.com/fastadminnet/framework.git
synced 2026-07-01 12:42:48 +08:00
459 lines
16 KiB
PHP
459 lines
16 KiB
PHP
<?php
|
|
// +----------------------------------------------------------------------
|
|
// | ThinkPHP [ WE CAN DO IT JUST THINK ]
|
|
// +----------------------------------------------------------------------
|
|
// | Copyright (c) 2006~2016 http://thinkphp.cn All rights reserved.
|
|
// +----------------------------------------------------------------------
|
|
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
|
|
// +----------------------------------------------------------------------
|
|
// | Author: liu21st <liu21st@gmail.com>
|
|
// +----------------------------------------------------------------------
|
|
|
|
namespace think;
|
|
|
|
class Loader
|
|
{
|
|
// 类名映射
|
|
protected static $map = [];
|
|
// 加载列表
|
|
protected static $load = [];
|
|
// 命名空间
|
|
protected static $namespace = [];
|
|
// 命名空间别名
|
|
protected static $namespaceAlias = [];
|
|
// PSR-4
|
|
private static $prefixLengthsPsr4 = [];
|
|
private static $prefixDirsPsr4 = [];
|
|
// PSR-0
|
|
private static $prefixesPsr0 = [];
|
|
|
|
// 自动加载
|
|
public static function autoload($class)
|
|
{
|
|
// 检测命名空间别名
|
|
if (!empty(self::$namespaceAlias)) {
|
|
$namespace = dirname($class);
|
|
if (isset(self::$namespaceAlias[$namespace])) {
|
|
$original = self::$namespaceAlias[$namespace] . '\\' . basename($class);
|
|
if (class_exists($original)) {
|
|
return class_alias($original, $class, false);
|
|
}
|
|
}
|
|
}
|
|
// 检查是否定义类库映射
|
|
if (isset(self::$map[$class])) {
|
|
if (is_file(self::$map[$class])) {
|
|
// 记录加载信息
|
|
APP_DEBUG && self::$load[] = self::$map[$class];
|
|
include self::$map[$class];
|
|
} else {
|
|
return false;
|
|
}
|
|
} elseif ($file = self::findFileInComposer($class)) {
|
|
// Composer自动加载
|
|
// 记录加载信息
|
|
APP_DEBUG && self::$load[] = $file;
|
|
include $file;
|
|
} else {
|
|
// 命名空间自动加载
|
|
if (!strpos($class, '\\')) {
|
|
return false;
|
|
}
|
|
// 解析命名空间
|
|
list($name, $class) = explode('\\', $class, 2);
|
|
if (isset(self::$namespace[$name])) {
|
|
// 注册的命名空间
|
|
$path = self::$namespace[$name];
|
|
} elseif (is_dir(EXTEND_PATH . $name)) {
|
|
// 扩展类库命名空间
|
|
$path = EXTEND_PATH . $name . DS;
|
|
} else {
|
|
return false;
|
|
}
|
|
$filename = $path . str_replace('\\', DS, $class) . EXT;
|
|
if (is_file($filename)) {
|
|
// 开启调试模式Win环境严格区分大小写
|
|
if (APP_DEBUG && IS_WIN && false === strpos(realpath($filename), $class . EXT)) {
|
|
return false;
|
|
}
|
|
// 记录加载信息
|
|
APP_DEBUG && self::$load[] = $filename;
|
|
include $filename;
|
|
} else {
|
|
Log::record('autoloader error : ' . $filename, 'notice');
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
// 注册classmap
|
|
public static function addMap($class, $map = '')
|
|
{
|
|
if (is_array($class)) {
|
|
self::$map = array_merge(self::$map, $class);
|
|
} else {
|
|
self::$map[$class] = $map;
|
|
}
|
|
}
|
|
|
|
// 注册命名空间
|
|
public static function addNamespace($namespace, $path = '')
|
|
{
|
|
if (is_array($namespace)) {
|
|
self::$namespace = array_merge(self::$namespace, $namespace);
|
|
} else {
|
|
self::$namespace[$namespace] = $path;
|
|
}
|
|
}
|
|
|
|
// 注册命名空间别名
|
|
public static function addNamespaceAlias($namespace, $original = '')
|
|
{
|
|
if (is_array($namespace)) {
|
|
self::$namespaceAlias = array_merge(self::$namespace, $namespace);
|
|
} else {
|
|
self::$namespaceAlias[$namespace] = $original;
|
|
}
|
|
}
|
|
|
|
// 注册自动加载机制
|
|
public static function register($autoload = '')
|
|
{
|
|
// 注册系统自动加载
|
|
spl_autoload_register($autoload ? $autoload : 'think\\Loader::autoload');
|
|
// 注册composer自动加载
|
|
self::registerComposerLoader();
|
|
}
|
|
|
|
// 注册composer自动加载
|
|
private static function registerComposerLoader()
|
|
{
|
|
if (is_file(VENDOR_PATH . 'composer/autoload_namespaces.php')) {
|
|
$map = require VENDOR_PATH . 'composer/autoload_namespaces.php';
|
|
foreach ($map as $namespace => $path) {
|
|
self::$prefixesPsr0[$namespace[0]][$namespace] = (array) $path;
|
|
}
|
|
}
|
|
|
|
if (is_file(VENDOR_PATH . 'composer/autoload_psr4.php')) {
|
|
$map = require VENDOR_PATH . 'composer/autoload_psr4.php';
|
|
foreach ($map as $namespace => $path) {
|
|
$length = strlen($namespace);
|
|
if ('\\' !== $namespace[$length - 1]) {
|
|
throw new \InvalidArgumentException("A non-empty PSR-4 prefix must end with a namespace separator.");
|
|
}
|
|
self::$prefixLengthsPsr4[$namespace[0]][$namespace] = $length;
|
|
self::$prefixDirsPsr4[$namespace] = (array) $path;
|
|
}
|
|
}
|
|
|
|
if (is_file(VENDOR_PATH . 'composer/autoload_classmap.php')) {
|
|
$classMap = require VENDOR_PATH . 'composer/autoload_classmap.php';
|
|
if ($classMap) {
|
|
self::addMap($classMap);
|
|
}
|
|
}
|
|
|
|
if (is_file(VENDOR_PATH . 'composer/autoload_files.php')) {
|
|
$includeFiles = require VENDOR_PATH . 'composer/autoload_files.php';
|
|
foreach ($includeFiles as $fileIdentifier => $file) {
|
|
self::composerRequire($fileIdentifier, $file);
|
|
}
|
|
}
|
|
}
|
|
|
|
private static function composerRequire($fileIdentifier, $file)
|
|
{
|
|
if (empty($GLOBALS['__composer_autoload_files'][$fileIdentifier])) {
|
|
require $file;
|
|
$GLOBALS['__composer_autoload_files'][$fileIdentifier] = true;
|
|
}
|
|
}
|
|
|
|
private static function findFileInComposer($class, $ext = '.php')
|
|
{
|
|
// PSR-4 lookup
|
|
$logicalPathPsr4 = strtr($class, '\\', DS) . $ext;
|
|
|
|
$first = $class[0];
|
|
if (isset(self::$prefixLengthsPsr4[$first])) {
|
|
foreach (self::$prefixLengthsPsr4[$first] as $prefix => $length) {
|
|
if (0 === strpos($class, $prefix)) {
|
|
foreach (self::$prefixDirsPsr4[$prefix] as $dir) {
|
|
if (file_exists($file = $dir . DS . substr($logicalPathPsr4, $length))) {
|
|
return $file;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
// PSR-0 lookup
|
|
if (false !== $pos = strrpos($class, '\\')) {
|
|
// namespaced class name
|
|
$logicalPathPsr0 = substr($logicalPathPsr4, 0, $pos + 1)
|
|
. strtr(substr($logicalPathPsr4, $pos + 1), '_', DS);
|
|
} else {
|
|
// PEAR-like class name
|
|
$logicalPathPsr0 = strtr($class, '_', DS) . $ext;
|
|
}
|
|
|
|
if (isset(self::$prefixesPsr0[$first])) {
|
|
foreach (self::$prefixesPsr0[$first] as $prefix => $dirs) {
|
|
if (0 === strpos($class, $prefix)) {
|
|
foreach ($dirs as $dir) {
|
|
if (file_exists($file = $dir . DS . $logicalPathPsr0)) {
|
|
return $file;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
// Remember that this class does not exist.
|
|
return self::$map[$class] = false;
|
|
}
|
|
|
|
/**
|
|
* 导入所需的类库 同java的Import 本函数有缓存功能
|
|
* @param string $class 类库命名空间字符串
|
|
* @param string $baseUrl 起始路径
|
|
* @param string $ext 导入的文件扩展名
|
|
* @return boolean
|
|
*/
|
|
public static function import($class, $baseUrl = '', $ext = EXT)
|
|
{
|
|
static $_file = [];
|
|
$class = str_replace(['.', '#'], [DS, '.'], $class);
|
|
if (isset($_file[$class . $baseUrl])) {
|
|
return true;
|
|
}
|
|
|
|
if (empty($baseUrl)) {
|
|
list($name, $class) = explode(DS, $class, 2);
|
|
if (isset(self::$namespace[$name])) {
|
|
// 注册的命名空间
|
|
$baseUrl = self::$namespace[$name];
|
|
} elseif ('@' == $name) {
|
|
//加载当前模块应用类库
|
|
$baseUrl = MODULE_PATH;
|
|
} elseif (is_dir(EXTEND_PATH . $name)) {
|
|
$baseUrl = EXTEND_PATH;
|
|
} else {
|
|
// 加载其它模块的类库
|
|
$baseUrl = APP_PATH . $name . DS;
|
|
}
|
|
} elseif (substr($baseUrl, -1) != DS) {
|
|
$baseUrl .= DS;
|
|
}
|
|
// 如果类存在 则导入类库文件
|
|
$filename = $baseUrl . $class . $ext;
|
|
if (is_file($filename)) {
|
|
// 开启调试模式Win环境严格区分大小写
|
|
if (APP_DEBUG && IS_WIN && false === strpos(realpath($filename), $class . $ext)) {
|
|
return false;
|
|
}
|
|
include $filename;
|
|
$_file[$class . $baseUrl] = true;
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* 实例化（分层）模型
|
|
* @param string $name Model名称
|
|
* @param string $layer 业务层名称
|
|
* @param bool $appendSuffix 是否添加类名后缀
|
|
* @return Object
|
|
*/
|
|
public static function model($name = '', $layer = MODEL_LAYER, $appendSuffix = false)
|
|
{
|
|
static $_model = [];
|
|
if (isset($_model[$name . $layer])) {
|
|
return $_model[$name . $layer];
|
|
}
|
|
if (strpos($name, '/')) {
|
|
list($module, $name) = explode('/', $name, 2);
|
|
} else {
|
|
$module = APP_MULTI_MODULE ? MODULE_NAME : '';
|
|
}
|
|
$class = self::parseClass($module, $layer, $name, $appendSuffix);
|
|
if (class_exists($class)) {
|
|
$model = new $class();
|
|
} else {
|
|
$class = str_replace('\\' . $module . '\\', '\\' . COMMON_MODULE . '\\', $class);
|
|
if (class_exists($class)) {
|
|
$model = new $class();
|
|
} else {
|
|
throw new Exception('class [ ' . $class . ' ] not exists', 10001);
|
|
}
|
|
}
|
|
$_model[$name . $layer] = $model;
|
|
return $model;
|
|
}
|
|
|
|
/**
|
|
* 实例化（分层）控制器 格式：[模块名/]控制器名
|
|
* @param string $name 资源地址
|
|
* @param string $layer 控制层名称
|
|
* @param bool $appendSuffix 是否添加类名后缀
|
|
* @param string $empty 空控制器名称
|
|
* @return Object|false
|
|
*/
|
|
public static function controller($name, $layer = '', $appendSuffix = false, $empty = '')
|
|
{
|
|
static $_instance = [];
|
|
$layer = $layer ?: CONTROLLER_LAYER;
|
|
if (isset($_instance[$name . $layer])) {
|
|
return $_instance[$name . $layer];
|
|
}
|
|
if (strpos($name, '/')) {
|
|
list($module, $name) = explode('/', $name);
|
|
} else {
|
|
$module = APP_MULTI_MODULE ? MODULE_NAME : '';
|
|
}
|
|
$class = self::parseClass($module, $layer, $name, $appendSuffix);
|
|
if (class_exists($class)) {
|
|
$action = new $class;
|
|
$_instance[$name . $layer] = $action;
|
|
return $action;
|
|
} elseif ($empty && class_exists($emptyClass = self::parseClass($module, $layer, $empty, $appendSuffix))) {
|
|
return new $emptyClass;
|
|
} else {
|
|
throw new Exception('class [ ' . $class . ' ] not exists', 10001);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* 实例化验证类 格式：[模块名/]验证器名
|
|
* @param string $name 资源地址
|
|
* @param string $layer 验证层名称
|
|
* @param bool $appendSuffix 是否添加类名后缀
|
|
* @return Object|false
|
|
*/
|
|
public static function validate($name = '', $layer = '', $appendSuffix = false)
|
|
{
|
|
if (empty($name)) {
|
|
return new Validate;
|
|
}
|
|
static $_instance = [];
|
|
$layer = $layer ?: VALIDATE_LAYER;
|
|
if (isset($_instance[$name . $layer])) {
|
|
return $_instance[$name . $layer];
|
|
}
|
|
if (strpos($name, '/')) {
|
|
list($module, $name) = explode('/', $name);
|
|
} else {
|
|
$module = APP_MULTI_MODULE ? MODULE_NAME : '';
|
|
}
|
|
$class = self::parseClass($module, $layer, $name, $appendSuffix);
|
|
if (class_exists($class)) {
|
|
$validate = new $class;
|
|
} else {
|
|
$class = str_replace('\\' . $module . '\\', '\\' . COMMON_MODULE . '\\', $class);
|
|
if (class_exists($class)) {
|
|
$validate = new $class;
|
|
} else {
|
|
throw new Exception('class [ ' . $class . ' ] not exists', 10001);
|
|
}
|
|
}
|
|
$_instance[$name . $layer] = $validate;
|
|
return $validate;
|
|
}
|
|
|
|
/**
|
|
* 实例化数据库
|
|
* @param mixed $config 数据库配置
|
|
* @return object
|
|
*/
|
|
public static function db($config = [])
|
|
{
|
|
return Db::connect($config);
|
|
}
|
|
|
|
/**
|
|
* 远程调用模块的操作方法 参数格式 [模块/控制器/]操作
|
|
* @param string $url 调用地址
|
|
* @param string|array $vars 调用参数 支持字符串和数组
|
|
* @param string $layer 要调用的控制层名称
|
|
* @param bool $appendSuffix 是否添加类名后缀
|
|
* @return mixed
|
|
*/
|
|
public static function action($url, $vars = [], $layer = CONTROLLER_LAYER, $appendSuffix = false)
|
|
{
|
|
$info = pathinfo($url);
|
|
$action = $info['basename'];
|
|
$module = '.' != $info['dirname'] ? $info['dirname'] : CONTROLLER_NAME;
|
|
$class = self::controller($module, $layer, $appendSuffix);
|
|
if ($class) {
|
|
if (is_scalar($vars)) {
|
|
if (strpos($vars, '=')) {
|
|
parse_str($vars, $vars);
|
|
} else {
|
|
$vars = [$vars];
|
|
}
|
|
}
|
|
return App::invokeMethod([$class, $action . Config::get('action_suffix')], $vars);
|
|
}
|
|
}
|
|
/**
|
|
* 取得对象实例 支持调用类的静态方法
|
|
*
|
|
* @param string $class 对象类名
|
|
* @param string $method 类的静态方法名
|
|
*
|
|
* @return mixed
|
|
* @throws Exception
|
|
*/
|
|
public static function instance($class, $method = '')
|
|
{
|
|
static $_instance = [];
|
|
$identify = $class . $method;
|
|
if (!isset($_instance[$identify])) {
|
|
if (class_exists($class)) {
|
|
$o = new $class();
|
|
if (!empty($method) && method_exists($o, $method)) {
|
|
$_instance[$identify] = call_user_func_array([ & $o, $method], []);
|
|
} else {
|
|
$_instance[$identify] = $o;
|
|
}
|
|
} else {
|
|
throw new Exception('class not exist :' . $class, 10007);
|
|
}
|
|
}
|
|
return $_instance[$identify];
|
|
}
|
|
|
|
/**
|
|
* 字符串命名风格转换
|
|
* type 0 将Java风格转换为C的风格 1 将C风格转换为Java的风格
|
|
* @param string $name 字符串
|
|
* @param integer $type 转换类型
|
|
* @return string
|
|
*/
|
|
public static function parseName($name, $type = 0)
|
|
{
|
|
if ($type) {
|
|
return ucfirst(preg_replace_callback('/_([a-zA-Z])/', function ($match) {return strtoupper($match[1]);}, $name));
|
|
} else {
|
|
return strtolower(trim(preg_replace("/[A-Z]/", "_\\0", $name), "_"));
|
|
}
|
|
}
|
|
|
|
/**
|
|
* 解析应用类的类名
|
|
* @param string $module 模块名
|
|
* @param string $layer 层名 controller model ...
|
|
* @param string $name 类名
|
|
* @return string
|
|
*/
|
|
public static function parseClass($module, $layer, $name, $appendSuffix = false)
|
|
{
|
|
$name = str_replace(['/', '.'], '\\', $name);
|
|
$array = explode('\\', $name);
|
|
$class = self::parseName(array_pop($array), 1) . (CLASS_APPEND_SUFFIX || $appendSuffix ? ucfirst($layer) : '');
|
|
$path = $array ? implode('\\', $array) . '\\' : '';
|
|
return APP_NAMESPACE . '\\' . (APP_MULTI_MODULE ? $module . '\\' : '') . $layer . '\\' . $path . $class;
|
|
}
|
|
}
|