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hisunehisune
committed
框架核心文件提交
框架核心文件提交
1 parent 6057059 commit a42a45d

26 files changed

+3538
-140
lines changed

‎Tiny/Auth.php

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<?php
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/**
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* Created by hisune.com
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* User: [email protected]
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* Date: 14-7-11
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* Time: 下午6:01
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*/
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namespace Tiny;
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class Auth
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{
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public static function isLogin($session = 'user')
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{
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if(Session::get($session))
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return true;
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else
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return false;
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}
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public static function checkLogin($redirect = 'session/login')
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{
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if(!self::isLogin()){
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Url::redirect($redirect);
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}
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}
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public static function isAdmin($session = 'is_admin')
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{
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if(Session::get($session))
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return true;
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else
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return false;
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}
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public static function checkAdmin($redirect = 'session/login')
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{
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if(!self::isLogin() || !self::isAdmin()){
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Url::redirect($redirect);
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}
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}
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}

‎Tiny/Cache.php

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<?php
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/**
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* Created by hisune.com.
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* User: [email protected]
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* Date: 14-8-19
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* Time: 下午5:38
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*
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* 该类来源：http://www.oschina.net/code/snippet_162279_6530
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*/
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namespace Tiny;
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class Cache
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{
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private static $_instance = null;
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protected $_options = array(
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'cache_dir' => "./",
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'file_name_prefix' => 's_cache',
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'mode' => '1', //mode 1 为serialize model 2为保存为可执行文件
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);
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/**
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* 得到本类实例
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*
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* @return Ambiguous
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*/
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public static function getInstance()
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{
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if (self::$_instance === null) {
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self::$_instance = new self();
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}
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return self::$_instance;
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}
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/**
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* 得到缓存信息
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*
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* @param string $id
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* @return boolean|array
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*/
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public static function get($id)
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{
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$instance = self::getInstance();
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//缓存文件不存在
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if (!$instance->has($id)) {
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return false;
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}
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$file = $instance->_file($id);
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$data = $instance->_fileGetContents($file);
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if ($data['expire'] == 0 || time() < $data['expire']) {
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return $data['contents'];
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}
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return false;
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}
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/**
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* 设置一个缓存
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*
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* @param string $id 缓存id
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* @param array $data 缓存内容
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* @param int $cacheLife 缓存生命 默认为0无限生命
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*/
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public static function set($id, $data, $cacheLife = 0)
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{
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$instance = self::getInstance();
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$time = time();
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$cache = array();
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$cache['contents'] = $data;
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$cache['expire'] = $cacheLife === 0 ? 0 : $time + $cacheLife;
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$cache['mtime'] = $time;
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$file = $instance->_file($id);
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return $instance->_filePutContents($file, $cache);
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}
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/**
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* 清除一条缓存
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*
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* @param string cache id
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* @return void
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*/
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public static function delete($id)
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{
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$instance = self::getInstance();
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if (!$instance->has($id)) {
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return false;
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}
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$file = $instance->_file($id);
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//删除该缓存
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return unlink($file);
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}
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/**
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* 判断缓存是否存在
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*
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* @param string $id cache_id
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* @return boolean true 缓存存在 false 缓存不存在
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*/
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public static function has($id)
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{
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$instance = self::getInstance();
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$file = $instance->_file($id);
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if (!is_file($file)) {
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return false;
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}
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return true;
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}
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/**
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* 通过缓存id得到缓存信息路径
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* @param string $id
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* @return string 缓存文件路径
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*/
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protected function _file($id)
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{
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$instance = self::getInstance();
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$fileNmae = $instance->_idToFileName($id);
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return $instance->_options['cache_dir'] . $fileNmae;
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}
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/**
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* 通过id得到缓存信息存储文件名
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*
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* @param $id
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* @return string 缓存文件名
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*/
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protected function _idToFileName($id)
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{
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$instance = self::getInstance();
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$prefix = $instance->_options['file_name_prefix'];
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return $prefix . '---' . $id;
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}
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/**
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* 通过filename得到缓存id
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*
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* @param $id
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* @return string 缓存id
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*/
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protected function _fileNameToId($fileName)
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{
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$instance = self::getInstance();
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$prefix = $instance->_options['file_name_prefix'];
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return preg_replace('/^' . $prefix . '---(.*)$/', '$1', $fileName);
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}
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/**
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* 把数据写入文件
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*
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* @param string $file 文件名称
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* @param array $contents 数据内容
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* @return bool
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*/
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protected function _filePutContents($file, $contents)
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{
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if ($this->_options['mode'] == 1) {
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$contents = serialize($contents);
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} else {
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$time = time();
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$contents = "<?php\n" .
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" // mktime: " . $time . "\n" .
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" return " .
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var_export($contents, true) .
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"\n?>";
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}
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$result = false;
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$f = @fopen($file, 'w');
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if ($f) {
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@flock($f, LOCK_EX);
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fseek($f, 0);
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ftruncate($f, 0);
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$tmp = @fwrite($f, $contents);
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if (!($tmp === false)) {
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$result = true;
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}
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@fclose($f);
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}
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@chmod($file, 0777);
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return $result;
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}
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/**
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* 从文件得到数据
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*
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* @param sring $file
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* @return boolean|array
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*/
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protected function _fileGetContents($file)
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{
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if (!is_file($file)) {
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return false;
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}
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if ($this->_options['mode'] == 1) {
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$f = @fopen($file, 'r');
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@$data = fread($f, filesize($file));
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@fclose($f);
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return unserialize($data);
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} else {
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return include $file;
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}
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}
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/**
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* 构造函数
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*/
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protected function __construct()
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{
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}
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/**
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* 设置缓存路径
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*
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* @param string $path
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* @return self
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*/
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public static function setCacheDir($path)
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{
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$instance = self::getInstance();
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if (!file_exists($path)) {
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mkdir($path);
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}
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if (!is_dir($path)) {
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exit('file_cache: ' . $path . ' 不是一个有效路径 ');
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}
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if (!is_writable($path)) {
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exit('file_cache: 路径 "' . $path . '" 不可写');
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}
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$path = rtrim($path, '/') . '/';
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$instance->_options['cache_dir'] = $path;
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return $instance;
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}
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/**
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* 设置缓存文件前缀
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*
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* @param srting $prefix
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* @return self
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*/
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public static function setCachePrefix($prefix)
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{
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$instance = self::getInstance();
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$instance->_options['file_name_prefix'] = $prefix;
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return $instance;
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}
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/**
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* 设置缓存存储类型
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*
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* @param int $mode
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* @return self
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*/
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public static function setCacheMode($mode = 1)
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{
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$instance = self::getInstance();
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if ($mode == 1) {
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$instance->_options['mode'] = 1;
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} else {
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$instance->_options['mode'] = 2;
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}
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return $instance;
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}
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/**
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* 删除所有缓存
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* @return boolean
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*/
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public static function flush()
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{
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$instance = self::getInstance();
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$glob = @glob($instance->_options['cache_dir'] . $instance->_options['file_name_prefix'] . '--*');
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if (empty($glob)) {
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return false;
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}
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foreach ($glob as $v) {
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$fileName = basename($v);
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$id = $instance->_fileNameToId($fileName);
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$instance->delete($id);
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}
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return true;
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}
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}

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