dzzoffice/core/class/class_core.php
2018-09-04 12:03:12 +08:00

387 lines
11 KiB
PHP

<?php
if(!defined('IN_DZZ')) {
exit('Access Denied');
}
class core
{
private static $_tables;
private static $_tptables;
private static $_imports;
private static $_app;
private static $_memory;
// 类名映射
protected static $map = array();
//psr4
private static $prefixLengthsPsr4 = array();
private static $prefixDirsPsr4 = array();
private static $fallbackDirsPsr4 = array();
public static function app($params=array()) {
if(!is_object(self::$_app)) {
self::$_app = dzz_app::instance($params);
}
return self::$_app;
}
public static function creatapp() {
if(!is_object(self::$_app)) {
self::$_app = dzz_app::instance();
}
return self::$_app;
}
public static function t($name) {
return self::_make_obj($name, 'table', DZZ_TABLE_EXTENDABLE);
}
public static function tp_t($name) {
return self::_tp_make_obj($name, 'table', DZZ_TABLE_EXTENDABLE);
}
public static function m($name) {
$args = array();
if(func_num_args() > 1) {
$args = func_get_args();
unset($args[0]);
}
return self::_make_obj($name, 'model', true, $args);
}
protected static function _make_obj($name, $type, $extendable = true, $p = array()) {
$folder = null;
if($name[0] === '#') {
list(, $folder, $name) = explode('#', $name);
}
$cname = $type.'_'.$name;
if(!isset(self::$_tables[$cname])) {
if(!class_exists($cname, false)) {
self::import('class'.'/'.$type.'/'.$name,$folder);
}
if($extendable) {
self::$_tables[$cname] = new dzz_container();
switch (count($p)) {
case 0: self::$_tables[$cname]->obj = new $cname();break;
case 1: self::$_tables[$cname]->obj = new $cname($p[1]);break;
case 2: self::$_tables[$cname]->obj = new $cname($p[1], $p[2]);break;
case 3: self::$_tables[$cname]->obj = new $cname($p[1], $p[2], $p[3]);break;
case 4: self::$_tables[$cname]->obj = new $cname($p[1], $p[2], $p[3], $p[4]);break;
case 5: self::$_tables[$cname]->obj = new $cname($p[1], $p[2], $p[3], $p[4], $p[5]);break;
default: $ref = new ReflectionClass($cname);self::$_tables[$cname]->obj = $ref->newInstanceArgs($p);unset($ref);break;
}
} else {
self::$_tables[$cname] = new $cname();
}
}
return self::$_tables[$cname];
}
protected static function _tp_make_obj($name, $type, $extendable = true, $p = array()) {
$folder = null;
if($name[0] === '#') {
list(, $folder, $name) = explode('#', $name);
}
$cname = $type.'_'.$name;
if(!isset(self::$_tptables[$cname])) {
/*if(!class_exists($cname, false)) {
self::import('class'.'/'.$type.'/'.$name,$folder);
}*/
self::$_tptables[$cname] = new dzz_mode($name);
}
return self::$_tptables[$cname];
}
public static function memory() {
if(!self::$_memory) {
self::$_memory = new dzz_memory();
self::$_memory->init(self::app()->config['memory']);
}
return self::$_memory;
}
public static function import($name, $folder = '', $force = true) {
$key = $folder.$name;
if(!isset(self::$_imports[$key])) {
if($folder){
$path = DZZ_ROOT.'./dzz/'.$folder.'/';
}else{
$path = DZZ_ROOT.'./core/';
if(defined('CURSCRIPT')) {
$path1= DZZ_ROOT.'./'.CURSCRIPT.'/';
if(defined('CURMODULE')) $path2=DZZ_ROOT.'/'.CURSCRIPT.'/'.CURMODULE.'/';
}
}
if(strpos($name, '/') !== false) {
$pre = basename(dirname($name));
$filename = dirname($name).'/'.$pre.'_'.basename($name).'.php';
} else {
$filename = $name.'.php';
}
if(isset($path2) && is_file($path2.$filename)) {
self::$_imports[$key] = true;
$rt = include $path2.$filename;
return $rt;
}elseif(isset($path1) && is_file($path1.$filename)) {
self::$_imports[$key] = true;
$rt = include $path1.$filename;
return $rt;
}elseif(is_file($path.$filename)) {
self::$_imports[$key] = true;
$rt = include $path.$filename;
return $rt;
} elseif(!$force) {
return false;
} else {
//throw new Exception('Oops! System file lost: '.$filename);
}
}
return true;
}
public static function handleException($exception) {
dzz_error::exception_error($exception);
}
public static function handleError($errno, $errstr, $errfile, $errline) {
if($errno & DZZ_CORE_DEBUG) {
dzz_error::system_error($errstr, false, true, false);
}
}
public static function handleShutdown() {
if(($error = error_get_last()) && $error['type'] & DZZ_CORE_DEBUG) {
dzz_error::system_error($error['message'], false, true, false);
}
}
public static function autoload($class) {
$module='';
if($class[0] === '#') {
list(, $module, $class) = explode('#', $class);
}
$class = ($class);
$namespaceArr = explode('\\',$class);
$namesapce = $namespaceArr[0].'\\';
if(array_key_exists($namesapce,self::$prefixDirsPsr4)){
$file = self::findFile($class);
if(file_exists($file)){
include_once $file;
return true;
}
} elseif(strpos($class, '_') !== false) {
list($folder) = explode('_', $class);
$file = 'class/'.$folder.BS.substr($class, strlen($folder) + 1);
} else {
$file = 'class/'.$class;
}
try {
self::import($file,$module);
return true;
} catch (Exception $exc) {
$trace = $exc->getTrace();
foreach ($trace as $log) {
if(empty($log['class']) && $log['function'] == 'class_exists') {
return false;
}
}
dzz_error::exception_error($exc);
}
}
//查找文件
private static function findFile($class)
{
if (!empty(self::$map[$class])) {
// 类库映射
return self::$map[$class];
}
// 查找 PSR-4
$logicalPathPsr4 = strtr($class, '\\', '/') . 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 $dir) {
if (is_file($file = $dir .BS .substr($logicalPathPsr4, $length))) {
return $file;
}
}
}
}
}
// 查找 PSR-4 fallback dirs
foreach (self::$fallbackDirsPsr4 as $dir) {
if (is_file($file = $dir . $logicalPathPsr4)) {
return $file;
}
}
return self::$map[$class] = false;
}
// 注册命名空间
public static function addNamespace($namespace, $path = '')
{
if (is_array($namespace)) {
foreach ($namespace as $prefix => $paths) {
self::addPsr4($prefix . '\\', rtrim($paths, '/'), true);
}
} else {
self::addPsr4($namespace . '\\', rtrim($path, '/'), true);
}
}
// 添加Psr4空间
private static function addPsr4($prefix, $paths, $prepend = false)
{
if (!$prefix) {
// Register directories for the root namespace.
if ($prepend) {
self::$fallbackDirsPsr4 = array_merge(
(array) $paths,
self::$fallbackDirsPsr4
);
} else {
self::$fallbackDirsPsr4 = array_merge(
self::$fallbackDirsPsr4,
(array) $paths
);
}
} elseif (!isset(self::$prefixDirsPsr4[$prefix])) {
// Register directories for a new namespace.
$length = strlen($prefix);
if ('\\' !== $prefix[$length - 1]) {
throw dzz_error::system_error("A non-empty PSR-4 prefix must end with a namespace separator.");
}
self::$prefixLengthsPsr4[$prefix[0]][$prefix] = $length;
self::$prefixDirsPsr4[$prefix] = (array) $paths;
} elseif ($prepend) {
// Prepend directories for an already registered namespace.
self::$prefixDirsPsr4[$prefix] = array_merge(
(array) $paths,
self::$prefixDirsPsr4[$prefix]
);
} else {
// Append directories for an already registered namespace.
self::$prefixDirsPsr4[$prefix] = array_merge(
self::$prefixDirsPsr4[$prefix],
(array) $paths
);
}
}
public static function analysisStart($name){
$key = 'other';
if($name[0] === '#') {
list(, $key, $name) = explode('#', $name);
}
if(!isset($_ENV['analysis'])) {
$_ENV['analysis'] = array();
}
if(!isset($_ENV['analysis'][$key])) {
$_ENV['analysis'][$key] = array();
$_ENV['analysis'][$key]['sum'] = 0;
}
$_ENV['analysis'][$key][$name]['start'] = microtime(TRUE);
$_ENV['analysis'][$key][$name]['start_memory_get_usage'] = memory_get_usage();
$_ENV['analysis'][$key][$name]['start_memory_get_real_usage'] = memory_get_usage(true);
$_ENV['analysis'][$key][$name]['start_memory_get_peak_usage'] = memory_get_peak_usage();
$_ENV['analysis'][$key][$name]['start_memory_get_peak_real_usage'] = memory_get_peak_usage(true);
}
public static function analysisStop($name) {
$key = 'other';
if($name[0] === '#') {
list(, $key, $name) = explode('#', $name);
}
if(isset($_ENV['analysis'][$key][$name]['start'])) {
$diff = round((microtime(TRUE) - $_ENV['analysis'][$key][$name]['start']) * 1000, 5);
$_ENV['analysis'][$key][$name]['time'] = $diff;
$_ENV['analysis'][$key]['sum'] = $_ENV['analysis'][$key]['sum'] + $diff;
unset($_ENV['analysis'][$key][$name]['start']);
$_ENV['analysis'][$key][$name]['stop_memory_get_usage'] = memory_get_usage();
$_ENV['analysis'][$key][$name]['stop_memory_get_real_usage'] = memory_get_usage(true);
$_ENV['analysis'][$key][$name]['stop_memory_get_peak_usage'] = memory_get_peak_usage();
$_ENV['analysis'][$key][$name]['stop_memory_get_peak_real_usage'] = memory_get_peak_usage(true);
}
return $_ENV['analysis'][$key][$name];
}
public static function loadConfig($file = null){
if($file && file_exists($file)){
return include $file;
}else{
return false;
}
}
public static function getConfig($name){
global $_config;
return $_config[$name];
}
public static function setConfig($name,$value = null){
global $_config;
if(is_string($name)){//单个设置
$name = strtolower($name);
$_config[$name] = $value;
}elseif(is_array($name)){//批量设置
$name = array_change_key_case($name,CASE_LOWER);
foreach($name as $k=>$v){
$_config[$k] = $v;
}
}else{
return false;
}
}
public static function getNamespaceDir($namespace = null){
// 查找 PSR-4
$logicalPathPsr4 = strtr($namespace, '\\', '/');
$first = $namespace[0];
if (isset(self::$prefixLengthsPsr4[$first])) {
foreach (self::$prefixLengthsPsr4[$first] as $prefix => $length) {
if (0 === strpos($namespace, $prefix)) {
foreach (self::$prefixDirsPsr4[$prefix] as $dir) {
if (is_dir($realdir = $dir .BS .substr($logicalPathPsr4, $length))) {
return $realdir;
}
}
}
}
}
}
}