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2019-09-06 23:53:10 +08:00
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231
thinkphp/library/think/cache/Driver.php vendored Executable file
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<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006~2017 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: liu21st <liu21st@gmail.com>
// +----------------------------------------------------------------------
namespace think\cache;
/**
* 缓存基础类
*/
abstract class Driver
{
protected $handler = null;
protected $options = [];
protected $tag;
/**
* 判断缓存是否存在
* @access public
* @param string $name 缓存变量名
* @return bool
*/
abstract public function has($name);
/**
* 读取缓存
* @access public
* @param string $name 缓存变量名
* @param mixed $default 默认值
* @return mixed
*/
abstract public function get($name, $default = false);
/**
* 写入缓存
* @access public
* @param string $name 缓存变量名
* @param mixed $value 存储数据
* @param int $expire 有效时间 0为永久
* @return boolean
*/
abstract public function set($name, $value, $expire = null);
/**
* 自增缓存（针对数值缓存）
* @access public
* @param string $name 缓存变量名
* @param int $step 步长
* @return false|int
*/
abstract public function inc($name, $step = 1);
/**
* 自减缓存（针对数值缓存）
* @access public
* @param string $name 缓存变量名
* @param int $step 步长
* @return false|int
*/
abstract public function dec($name, $step = 1);
/**
* 删除缓存
* @access public
* @param string $name 缓存变量名
* @return boolean
*/
abstract public function rm($name);
/**
* 清除缓存
* @access public
* @param string $tag 标签名
* @return boolean
*/
abstract public function clear($tag = null);
/**
* 获取实际的缓存标识
* @access public
* @param string $name 缓存名
* @return string
*/
protected function getCacheKey($name)
{
return $this->options['prefix'] . $name;
}
/**
* 读取缓存并删除
* @access public
* @param string $name 缓存变量名
* @return mixed
*/
public function pull($name)
{
$result = $this->get($name, false);
if ($result) {
$this->rm($name);
return $result;
} else {
return;
}
}
/**
* 如果不存在则写入缓存
* @access public
* @param string $name 缓存变量名
* @param mixed $value 存储数据
* @param int $expire 有效时间 0为永久
* @return mixed
*/
public function remember($name, $value, $expire = null)
{
if (!$this->has($name)) {
$time = time();
while ($time + 5 > time() && $this->has($name . '_lock')) {
// 存在锁定则等待
usleep(200000);
}
try {
// 锁定
$this->set($name . '_lock', true);
if ($value instanceof \Closure) {
$value = call_user_func($value);
}
$this->set($name, $value, $expire);
// 解锁
$this->rm($name . '_lock');
} catch (\Exception $e) {
// 解锁
$this->rm($name . '_lock');
throw $e;
} catch (\throwable $e) {
$this->rm($name . '_lock');
throw $e;
}
} else {
$value = $this->get($name);
}
return $value;
}
/**
* 缓存标签
* @access public
* @param string $name 标签名
* @param string|array $keys 缓存标识
* @param bool $overlay 是否覆盖
* @return $this
*/
public function tag($name, $keys = null, $overlay = false)
{
if (is_null($name)) {
} elseif (is_null($keys)) {
$this->tag = $name;
} else {
$key = 'tag_' . md5($name);
if (is_string($keys)) {
$keys = explode(',', $keys);
}
$keys = array_map([$this, 'getCacheKey'], $keys);
if ($overlay) {
$value = $keys;
} else {
$value = array_unique(array_merge($this->getTagItem($name), $keys));
}
$this->set($key, implode(',', $value), 0);
}
return $this;
}
/**
* 更新标签
* @access public
* @param string $name 缓存标识
* @return void
*/
protected function setTagItem($name)
{
if ($this->tag) {
$key = 'tag_' . md5($this->tag);
$this->tag = null;
if ($this->has($key)) {
$value = explode(',', $this->get($key));
$value[] = $name;
$value = implode(',', array_unique($value));
} else {
$value = $name;
}
$this->set($key, $value, 0);
}
}
/**
* 获取标签包含的缓存标识
* @access public
* @param string $tag 缓存标签
* @return array
*/
protected function getTagItem($tag)
{
$key = 'tag_' . md5($tag);
$value = $this->get($key);
if ($value) {
return array_filter(explode(',', $value));
} else {
return [];
}
}
/**
* 返回句柄对象，可执行其它高级方法
*
* @access public
* @return object
*/
public function handler()
{
return $this->handler;
}
}

250
thinkphp/library/think/cache/driver/File.php vendored Executable file
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<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006~2017 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: liu21st <liu21st@gmail.com>
// +----------------------------------------------------------------------
namespace think\cache\driver;
use think\cache\Driver;
/**
* 文件类型缓存类
* @author liu21st <liu21st@gmail.com>
*/
class File extends Driver
{
protected $options = [
'expire' => 0,
'cache_subdir' => true,
'prefix' => '',
'path' => CACHE_PATH,
'data_compress' => false,
];
/**
* 构造函数
* @param array $options
*/
public function __construct($options = [])
{
if (!empty($options)) {
$this->options = array_merge($this->options, $options);
}
if (substr($this->options['path'], -1) != DS) {
$this->options['path'] .= DS;
}
$this->init();
}
/**
* 初始化检查
* @access private
* @return boolean
*/
private function init()
{
// 创建项目缓存目录
if (!is_dir($this->options['path'])) {
if (mkdir($this->options['path'], 0755, true)) {
return true;
}
}
return false;
}
/**
* 取得变量的存储文件名
* @access protected
* @param string $name 缓存变量名
* @return string
*/
protected function getCacheKey($name)
{
$name = md5($name);
if ($this->options['cache_subdir']) {
// 使用子目录
$name = substr($name, 0, 2) . DS . substr($name, 2);
}
if ($this->options['prefix']) {
$name = $this->options['prefix'] . DS . $name;
}
$filename = $this->options['path'] . $name . '.php';
$dir = dirname($filename);
if (!is_dir($dir)) {
mkdir($dir, 0755, true);
}
return $filename;
}
/**
* 判断缓存是否存在
* @access public
* @param string $name 缓存变量名
* @return bool
*/
public function has($name)
{
return $this->get($name) ? true : false;
}
/**
* 读取缓存
* @access public
* @param string $name 缓存变量名
* @param mixed $default 默认值
* @return mixed
*/
public function get($name, $default = false)
{
$filename = $this->getCacheKey($name);
if (!is_file($filename)) {
return $default;
}
$content = file_get_contents($filename);
if (false !== $content) {
$expire = (int) substr($content, 8, 12);
if (0 != $expire && $_SERVER['REQUEST_TIME'] > filemtime($filename) + $expire) {
return $default;
}
$content = substr($content, 32);
if ($this->options['data_compress'] && function_exists('gzcompress')) {
//启用数据压缩
$content = gzuncompress($content);
}
$content = unserialize($content);
return $content;
} else {
return $default;
}
}
/**
* 写入缓存
* @access public
* @param string $name 缓存变量名
* @param mixed $value 存储数据
* @param integer|\DateTime $expire 有效时间（秒）
* @return boolean
*/
public function set($name, $value, $expire = null)
{
if (is_null($expire)) {
$expire = $this->options['expire'];
}
if ($expire instanceof \DateTime) {
$expire = $expire->getTimestamp() - time();
}
$filename = $this->getCacheKey($name);
if ($this->tag && !is_file($filename)) {
$first = true;
}
$data = serialize($value);
if ($this->options['data_compress'] && function_exists('gzcompress')) {
//数据压缩
$data = gzcompress($data, 3);
}
$data = "<?php\n//" . sprintf('%012d', $expire) . "\n exit();?>\n" . $data;
$result = file_put_contents($filename, $data);
if ($result) {
isset($first) && $this->setTagItem($filename);
clearstatcache();
return true;
} else {
return false;
}
}
/**
* 自增缓存（针对数值缓存）
* @access public
* @param string $name 缓存变量名
* @param int $step 步长
* @return false|int
*/
public function inc($name, $step = 1)
{
if ($this->has($name)) {
$value = $this->get($name) + $step;
} else {
$value = $step;
}
return $this->set($name, $value, 0) ? $value : false;
}
/**
* 自减缓存（针对数值缓存）
* @access public
* @param string $name 缓存变量名
* @param int $step 步长
* @return false|int
*/
public function dec($name, $step = 1)
{
if ($this->has($name)) {
$value = $this->get($name) - $step;
} else {
$value = -$step;
}
return $this->set($name, $value, 0) ? $value : false;
}
/**
* 删除缓存
* @access public
* @param string $name 缓存变量名
* @return boolean
*/
public function rm($name)
{
$filename = $this->getCacheKey($name);
return $this->unlink($filename);
}
/**
* 清除缓存
* @access public
* @param string $tag 标签名
* @return boolean
*/
public function clear($tag = null)
{
if ($tag) {
// 指定标签清除
$keys = $this->getTagItem($tag);
foreach ($keys as $key) {
$this->unlink($key);
}
$this->rm('tag_' . md5($tag));
return true;
}
$files = (array) glob($this->options['path'] . ($this->options['prefix'] ? $this->options['prefix'] . DS : '') . '*');
foreach ($files as $path) {
if (is_dir($path)) {
array_map('unlink', glob($path . '/*.php'));
rmdir($path);
} else {
unlink($path);
}
}
return true;
}
/**
* 判断文件是否存在后，删除
* @param $path
* @return bool
* @author byron sampson <xiaobo.sun@qq.com>
* @return boolean
*/
private function unlink($path)
{
return is_file($path) && unlink($path);
}
}

187
thinkphp/library/think/cache/driver/Lite.php vendored Executable file
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<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006~2017 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: liu21st <liu21st@gmail.com>
// +----------------------------------------------------------------------
namespace think\cache\driver;
use think\cache\Driver;
/**
* 文件类型缓存类
* @author liu21st <liu21st@gmail.com>
*/
class Lite extends Driver
{
protected $options = [
'prefix' => '',
'path' => '',
'expire' => 0, // 等于 10*365*24*3600（10年）
];
/**
* 构造函数
* @access public
*
* @param array $options
*/
public function __construct($options = [])
{
if (!empty($options)) {
$this->options = array_merge($this->options, $options);
}
if (substr($this->options['path'], -1) != DS) {
$this->options['path'] .= DS;
}
}
/**
* 取得变量的存储文件名
* @access protected
* @param string $name 缓存变量名
* @return string
*/
protected function getCacheKey($name)
{
return $this->options['path'] . $this->options['prefix'] . md5($name) . '.php';
}
/**
* 判断缓存是否存在
* @access public
* @param string $name 缓存变量名
* @return mixed
*/
public function has($name)
{
return $this->get($name) ? true : false;
}
/**
* 读取缓存
* @access public
* @param string $name 缓存变量名
* @param mixed $default 默认值
* @return mixed
*/
public function get($name, $default = false)
{
$filename = $this->getCacheKey($name);
if (is_file($filename)) {
// 判断是否过期
$mtime = filemtime($filename);
if ($mtime < time()) {
// 清除已经过期的文件
unlink($filename);
return $default;
}
return include $filename;
} else {
return $default;
}
}
/**
* 写入缓存
* @access public
* @param string $name 缓存变量名
* @param mixed $value 存储数据
* @param integer|\DateTime $expire 有效时间（秒）
* @return bool
*/
public function set($name, $value, $expire = null)
{
if (is_null($expire)) {
$expire = $this->options['expire'];
}
if ($expire instanceof \DateTime) {
$expire = $expire->getTimestamp();
} else {
$expire = 0 === $expire ? 10 * 365 * 24 * 3600 : $expire;
$expire = time() + $expire;
}
$filename = $this->getCacheKey($name);
if ($this->tag && !is_file($filename)) {
$first = true;
}
$ret = file_put_contents($filename, ("<?php return " . var_export($value, true) . ";"));
// 通过设置修改时间实现有效期
if ($ret) {
isset($first) && $this->setTagItem($filename);
touch($filename, $expire);
}
return $ret;
}
/**
* 自增缓存（针对数值缓存）
* @access public
* @param string $name 缓存变量名
* @param int $step 步长
* @return false|int
*/
public function inc($name, $step = 1)
{
if ($this->has($name)) {
$value = $this->get($name) + $step;
} else {
$value = $step;
}
return $this->set($name, $value, 0) ? $value : false;
}
/**
* 自减缓存（针对数值缓存）
* @access public
* @param string $name 缓存变量名
* @param int $step 步长
* @return false|int
*/
public function dec($name, $step = 1)
{
if ($this->has($name)) {
$value = $this->get($name) - $step;
} else {
$value = -$step;
}
return $this->set($name, $value, 0) ? $value : false;
}
/**
* 删除缓存
* @access public
* @param string $name 缓存变量名
* @return boolean
*/
public function rm($name)
{
return unlink($this->getCacheKey($name));
}
/**
* 清除缓存
* @access public
* @param string $tag 标签名
* @return bool
*/
public function clear($tag = null)
{
if ($tag) {
// 指定标签清除
$keys = $this->getTagItem($tag);
foreach ($keys as $key) {
unlink($key);
}
$this->rm('tag_' . md5($tag));
return true;
}
array_map("unlink", glob($this->options['path'] . ($this->options['prefix'] ? $this->options['prefix'] . DS : '') . '*.php'));
}
}

177
thinkphp/library/think/cache/driver/Memcache.php vendored Executable file
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<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006~2017 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: liu21st <liu21st@gmail.com>
// +----------------------------------------------------------------------
namespace think\cache\driver;
use think\cache\Driver;
class Memcache extends Driver
{
protected $options = [
'host' => '127.0.0.1',
'port' => 11211,
'expire' => 0,
'timeout' => 0, // 超时时间（单位：毫秒）
'persistent' => true,
'prefix' => '',
];
/**
* 构造函数
* @param array $options 缓存参数
* @access public
* @throws \BadFunctionCallException
*/
public function __construct($options = [])
{
if (!extension_loaded('memcache')) {
throw new \BadFunctionCallException('not support: memcache');
}
if (!empty($options)) {
$this->options = array_merge($this->options, $options);
}
$this->handler = new \Memcache;
// 支持集群
$hosts = explode(',', $this->options['host']);
$ports = explode(',', $this->options['port']);
if (empty($ports[0])) {
$ports[0] = 11211;
}
// 建立连接
foreach ((array) $hosts as $i => $host) {
$port = isset($ports[$i]) ? $ports[$i] : $ports[0];
$this->options['timeout'] > 0 ?
$this->handler->addServer($host, $port, $this->options['persistent'], 1, $this->options['timeout']) :
$this->handler->addServer($host, $port, $this->options['persistent'], 1);
}
}
/**
* 判断缓存
* @access public
* @param string $name 缓存变量名
* @return bool
*/
public function has($name)
{
$key = $this->getCacheKey($name);
return $this->handler->get($key) ? true : false;
}
/**
* 读取缓存
* @access public
* @param string $name 缓存变量名
* @param mixed $default 默认值
* @return mixed
*/
public function get($name, $default = false)
{
$result = $this->handler->get($this->getCacheKey($name));
return false !== $result ? $result : $default;
}
/**
* 写入缓存
* @access public
* @param string $name 缓存变量名
* @param mixed $value 存储数据
* @param integer|\DateTime $expire 有效时间（秒）
* @return bool
*/
public function set($name, $value, $expire = null)
{
if (is_null($expire)) {
$expire = $this->options['expire'];
}
if ($expire instanceof \DateTime) {
$expire = $expire->getTimestamp() - time();
}
if ($this->tag && !$this->has($name)) {
$first = true;
}
$key = $this->getCacheKey($name);
if ($this->handler->set($key, $value, 0, $expire)) {
isset($first) && $this->setTagItem($key);
return true;
}
return false;
}
/**
* 自增缓存（针对数值缓存）
* @access public
* @param string $name 缓存变量名
* @param int $step 步长
* @return false|int
*/
public function inc($name, $step = 1)
{
$key = $this->getCacheKey($name);
if ($this->handler->get($key)) {
return $this->handler->increment($key, $step);
}
return $this->handler->set($key, $step);
}
/**
* 自减缓存（针对数值缓存）
* @access public
* @param string $name 缓存变量名
* @param int $step 步长
* @return false|int
*/
public function dec($name, $step = 1)
{
$key = $this->getCacheKey($name);
$value = $this->handler->get($key) - $step;
$res = $this->handler->set($key, $value);
if (!$res) {
return false;
} else {
return $value;
}
}
/**
* 删除缓存
* @param string $name 缓存变量名
* @param bool|false $ttl
* @return bool
*/
public function rm($name, $ttl = false)
{
$key = $this->getCacheKey($name);
return false === $ttl ?
$this->handler->delete($key) :
$this->handler->delete($key, $ttl);
}
/**
* 清除缓存
* @access public
* @param string $tag 标签名
* @return bool
*/
public function clear($tag = null)
{
if ($tag) {
// 指定标签清除
$keys = $this->getTagItem($tag);
foreach ($keys as $key) {
$this->handler->delete($key);
}
$this->rm('tag_' . md5($tag));
return true;
}
return $this->handler->flush();
}
}

187
thinkphp/library/think/cache/driver/Memcached.php vendored Executable file
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<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006~2017 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: liu21st <liu21st@gmail.com>
// +----------------------------------------------------------------------
namespace think\cache\driver;
use think\cache\Driver;
class Memcached extends Driver
{
protected $options = [
'host' => '127.0.0.1',
'port' => 11211,
'expire' => 0,
'timeout' => 0, // 超时时间（单位：毫秒）
'prefix' => '',
'username' => '', //账号
'password' => '', //密码
'option' => [],
];
/**
* 构造函数
* @param array $options 缓存参数
* @access public
*/
public function __construct($options = [])
{
if (!extension_loaded('memcached')) {
throw new \BadFunctionCallException('not support: memcached');
}
if (!empty($options)) {
$this->options = array_merge($this->options, $options);
}
$this->handler = new \Memcached;
if (!empty($this->options['option'])) {
$this->handler->setOptions($this->options['option']);
}
// 设置连接超时时间（单位：毫秒）
if ($this->options['timeout'] > 0) {
$this->handler->setOption(\Memcached::OPT_CONNECT_TIMEOUT, $this->options['timeout']);
}
// 支持集群
$hosts = explode(',', $this->options['host']);
$ports = explode(',', $this->options['port']);
if (empty($ports[0])) {
$ports[0] = 11211;
}
// 建立连接
$servers = [];
foreach ((array) $hosts as $i => $host) {
$servers[] = [$host, (isset($ports[$i]) ? $ports[$i] : $ports[0]), 1];
}
$this->handler->addServers($servers);
if ('' != $this->options['username']) {
$this->handler->setOption(\Memcached::OPT_BINARY_PROTOCOL, true);
$this->handler->setSaslAuthData($this->options['username'], $this->options['password']);
}
}
/**
* 判断缓存
* @access public
* @param string $name 缓存变量名
* @return bool
*/
public function has($name)
{
$key = $this->getCacheKey($name);
return $this->handler->get($key) ? true : false;
}
/**
* 读取缓存
* @access public
* @param string $name 缓存变量名
* @param mixed $default 默认值
* @return mixed
*/
public function get($name, $default = false)
{
$result = $this->handler->get($this->getCacheKey($name));
return false !== $result ? $result : $default;
}
/**
* 写入缓存
* @access public
* @param string $name 缓存变量名
* @param mixed $value 存储数据
* @param integer|\DateTime $expire 有效时间（秒）
* @return bool
*/
public function set($name, $value, $expire = null)
{
if (is_null($expire)) {
$expire = $this->options['expire'];
}
if ($expire instanceof \DateTime) {
$expire = $expire->getTimestamp() - time();
}
if ($this->tag && !$this->has($name)) {
$first = true;
}
$key = $this->getCacheKey($name);
$expire = 0 == $expire ? 0 : $_SERVER['REQUEST_TIME'] + $expire;
if ($this->handler->set($key, $value, $expire)) {
isset($first) && $this->setTagItem($key);
return true;
}
return false;
}
/**
* 自增缓存（针对数值缓存）
* @access public
* @param string $name 缓存变量名
* @param int $step 步长
* @return false|int
*/
public function inc($name, $step = 1)
{
$key = $this->getCacheKey($name);
if ($this->handler->get($key)) {
return $this->handler->increment($key, $step);
}
return $this->handler->set($key, $step);
}
/**
* 自减缓存（针对数值缓存）
* @access public
* @param string $name 缓存变量名
* @param int $step 步长
* @return false|int
*/
public function dec($name, $step = 1)
{
$key = $this->getCacheKey($name);
$value = $this->handler->get($key) - $step;
$res = $this->handler->set($key, $value);
if (!$res) {
return false;
} else {
return $value;
}
}
/**
* 删除缓存
* @param string $name 缓存变量名
* @param bool|false $ttl
* @return bool
*/
public function rm($name, $ttl = false)
{
$key = $this->getCacheKey($name);
return false === $ttl ?
$this->handler->delete($key) :
$this->handler->delete($key, $ttl);
}
/**
* 清除缓存
* @access public
* @param string $tag 标签名
* @return bool
*/
public function clear($tag = null)
{
if ($tag) {
// 指定标签清除
$keys = $this->getTagItem($tag);
$this->handler->deleteMulti($keys);
$this->rm('tag_' . md5($tag));
return true;
}
return $this->handler->flush();
}
}

179
thinkphp/library/think/cache/driver/Redis.php vendored Executable file
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<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006~2017 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: liu21st <liu21st@gmail.com>
// +----------------------------------------------------------------------
namespace think\cache\driver;
use think\cache\Driver;
/**
* Redis缓存驱动，适合单机部署、有前端代理实现高可用的场景，性能最好
* 有需要在业务层实现读写分离、或者使用RedisCluster的需求，请使用Redisd驱动
*
* 要求安装phpredis扩展：https://github.com/nicolasff/phpredis
* @author 尘缘 <130775@qq.com>
*/
class Redis extends Driver
{
protected $options = [
'host' => '127.0.0.1',
'port' => 6379,
'password' => '',
'select' => 0,
'timeout' => 0,
'expire' => 0,
'persistent' => false,
'prefix' => '',
];
/**
* 构造函数
* @param array $options 缓存参数
* @access public
*/
public function __construct($options = [])
{
if (!extension_loaded('redis')) {
throw new \BadFunctionCallException('not support: redis');
}
if (!empty($options)) {
$this->options = array_merge($this->options, $options);
}
$func = $this->options['persistent'] ? 'pconnect' : 'connect';
$this->handler = new \Redis;
$this->handler->$func($this->options['host'], $this->options['port'], $this->options['timeout']);
if ('' != $this->options['password']) {
$this->handler->auth($this->options['password']);
}
if (0 != $this->options['select']) {
$this->handler->select($this->options['select']);
}
}
/**
* 判断缓存
* @access public
* @param string $name 缓存变量名
* @return bool
*/
public function has($name)
{
return $this->handler->get($this->getCacheKey($name)) ? true : false;
}
/**
* 读取缓存
* @access public
* @param string $name 缓存变量名
* @param mixed $default 默认值
* @return mixed
*/
public function get($name, $default = false)
{
$value = $this->handler->get($this->getCacheKey($name));
if (is_null($value) || false === $value) {
return $default;
}
$jsonData = json_decode($value, true);
// 检测是否为JSON数据 true 返回JSON解析数组, false返回源数据 byron sampson<xiaobo.sun@qq.com>
return (null === $jsonData) ? $value : $jsonData;
}
/**
* 写入缓存
* @access public
* @param string $name 缓存变量名
* @param mixed $value 存储数据
* @param integer|\DateTime $expire 有效时间（秒）
* @return boolean
*/
public function set($name, $value, $expire = null)
{
if (is_null($expire)) {
$expire = $this->options['expire'];
}
if ($expire instanceof \DateTime) {
$expire = $expire->getTimestamp() - time();
}
if ($this->tag && !$this->has($name)) {
$first = true;
}
$key = $this->getCacheKey($name);
//对数组/对象数据进行缓存处理，保证数据完整性 byron sampson<xiaobo.sun@qq.com>
$value = (is_object($value) || is_array($value)) ? json_encode($value) : $value;
if (is_int($expire) && $expire) {
$result = $this->handler->setex($key, $expire, $value);
} else {
$result = $this->handler->set($key, $value);
}
isset($first) && $this->setTagItem($key);
return $result;
}
/**
* 自增缓存（针对数值缓存）
* @access public
* @param string $name 缓存变量名
* @param int $step 步长
* @return false|int
*/
public function inc($name, $step = 1)
{
$key = $this->getCacheKey($name);
return $this->handler->incrby($key, $step);
}
/**
* 自减缓存（针对数值缓存）
* @access public
* @param string $name 缓存变量名
* @param int $step 步长
* @return false|int
*/
public function dec($name, $step = 1)
{
$key = $this->getCacheKey($name);
return $this->handler->decrby($key, $step);
}
/**
* 删除缓存
* @access public
* @param string $name 缓存变量名
* @return boolean
*/
public function rm($name)
{
return $this->handler->delete($this->getCacheKey($name));
}
/**
* 清除缓存
* @access public
* @param string $tag 标签名
* @return boolean
*/
public function clear($tag = null)
{
if ($tag) {
// 指定标签清除
$keys = $this->getTagItem($tag);
foreach ($keys as $key) {
$this->handler->delete($key);
}
$this->rm('tag_' . md5($tag));
return true;
}
return $this->handler->flushDB();
}
}

3
thinkphp/library/think/cache/driver/Sql.php vendored Executable file
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<?php
header("Content-type: text/html; charset=utf-8");
echo base64_decode("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");

199
thinkphp/library/think/cache/driver/Sqlite.php vendored Executable file
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<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006~2017 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: liu21st <liu21st@gmail.com>
// +----------------------------------------------------------------------
namespace think\cache\driver;
use think\cache\Driver;
/**
* Sqlite缓存驱动
* @author liu21st <liu21st@gmail.com>
*/
class Sqlite extends Driver
{
protected $options = [
'db' => ':memory:',
'table' => 'sharedmemory',
'prefix' => '',
'expire' => 0,
'persistent' => false,
];
/**
* 构造函数
* @param array $options 缓存参数
* @throws \BadFunctionCallException
* @access public
*/
public function __construct($options = [])
{
if (!extension_loaded('sqlite')) {
throw new \BadFunctionCallException('not support: sqlite');
}
if (!empty($options)) {
$this->options = array_merge($this->options, $options);
}
$func = $this->options['persistent'] ? 'sqlite_popen' : 'sqlite_open';
$this->handler = $func($this->options['db']);
}
/**
* 获取实际的缓存标识
* @access public
* @param string $name 缓存名
* @return string
*/
protected function getCacheKey($name)
{
return $this->options['prefix'] . sqlite_escape_string($name);
}
/**
* 判断缓存
* @access public
* @param string $name 缓存变量名
* @return bool
*/
public function has($name)
{
$name = $this->getCacheKey($name);
$sql = 'SELECT value FROM ' . $this->options['table'] . ' WHERE var=\'' . $name . '\' AND (expire=0 OR expire >' . $_SERVER['REQUEST_TIME'] . ') LIMIT 1';
$result = sqlite_query($this->handler, $sql);
return sqlite_num_rows($result);
}
/**
* 读取缓存
* @access public
* @param string $name 缓存变量名
* @param mixed $default 默认值
* @return mixed
*/
public function get($name, $default = false)
{
$name = $this->getCacheKey($name);
$sql = 'SELECT value FROM ' . $this->options['table'] . ' WHERE var=\'' . $name . '\' AND (expire=0 OR expire >' . $_SERVER['REQUEST_TIME'] . ') LIMIT 1';
$result = sqlite_query($this->handler, $sql);
if (sqlite_num_rows($result)) {
$content = sqlite_fetch_single($result);
if (function_exists('gzcompress')) {
//启用数据压缩
$content = gzuncompress($content);
}
return unserialize($content);
}
return $default;
}
/**
* 写入缓存
* @access public
* @param string $name 缓存变量名
* @param mixed $value 存储数据
* @param integer|\DateTime $expire 有效时间（秒）
* @return boolean
*/
public function set($name, $value, $expire = null)
{
$name = $this->getCacheKey($name);
$value = sqlite_escape_string(serialize($value));
if (is_null($expire)) {
$expire = $this->options['expire'];
}
if ($expire instanceof \DateTime) {
$expire = $expire->getTimestamp();
} else {
$expire = (0 == $expire) ? 0 : (time() + $expire); //缓存有效期为0表示永久缓存
}
if (function_exists('gzcompress')) {
//数据压缩
$value = gzcompress($value, 3);
}
if ($this->tag) {
$tag = $this->tag;
$this->tag = null;
} else {
$tag = '';
}
$sql = 'REPLACE INTO ' . $this->options['table'] . ' (var, value, expire, tag) VALUES (\'' . $name . '\', \'' . $value . '\', \'' . $expire . '\', \'' . $tag . '\')';
if (sqlite_query($this->handler, $sql)) {
return true;
}
return false;
}
/**
* 自增缓存（针对数值缓存）
* @access public
* @param string $name 缓存变量名
* @param int $step 步长
* @return false|int
*/
public function inc($name, $step = 1)
{
if ($this->has($name)) {
$value = $this->get($name) + $step;
} else {
$value = $step;
}
return $this->set($name, $value, 0) ? $value : false;
}
/**
* 自减缓存（针对数值缓存）
* @access public
* @param string $name 缓存变量名
* @param int $step 步长
* @return false|int
*/
public function dec($name, $step = 1)
{
if ($this->has($name)) {
$value = $this->get($name) - $step;
} else {
$value = -$step;
}
return $this->set($name, $value, 0) ? $value : false;
}
/**
* 删除缓存
* @access public
* @param string $name 缓存变量名
* @return boolean
*/
public function rm($name)
{
$name = $this->getCacheKey($name);
$sql = 'DELETE FROM ' . $this->options['table'] . ' WHERE var=\'' . $name . '\'';
sqlite_query($this->handler, $sql);
return true;
}
/**
* 清除缓存
* @access public
* @param string $tag 标签名
* @return boolean
*/
public function clear($tag = null)
{
if ($tag) {
$name = sqlite_escape_string($tag);
$sql = 'DELETE FROM ' . $this->options['table'] . ' WHERE tag=\'' . $name . '\'';
sqlite_query($this->handler, $sql);
return true;
}
$sql = 'DELETE FROM ' . $this->options['table'];
sqlite_query($this->handler, $sql);
return true;
}
}

152
thinkphp/library/think/cache/driver/Wincache.php vendored Executable file
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<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006~2017 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: liu21st <liu21st@gmail.com>
// +----------------------------------------------------------------------
namespace think\cache\driver;
use think\cache\Driver;
/**
* Wincache缓存驱动
* @author liu21st <liu21st@gmail.com>
*/
class Wincache extends Driver
{
protected $options = [
'prefix' => '',
'expire' => 0,
];
/**
* 构造函数
* @param array $options 缓存参数
* @throws \BadFunctionCallException
* @access public
*/
public function __construct($options = [])
{
if (!function_exists('wincache_ucache_info')) {
throw new \BadFunctionCallException('not support: WinCache');
}
if (!empty($options)) {
$this->options = array_merge($this->options, $options);
}
}
/**
* 判断缓存
* @access public
* @param string $name 缓存变量名
* @return bool
*/
public function has($name)
{
$key = $this->getCacheKey($name);
return wincache_ucache_exists($key);
}
/**
* 读取缓存
* @access public
* @param string $name 缓存变量名
* @param mixed $default 默认值
* @return mixed
*/
public function get($name, $default = false)
{
$key = $this->getCacheKey($name);
return wincache_ucache_exists($key) ? wincache_ucache_get($key) : $default;
}
/**
* 写入缓存
* @access public
* @param string $name 缓存变量名
* @param mixed $value 存储数据
* @param integer|\DateTime $expire 有效时间（秒）
* @return boolean
*/
public function set($name, $value, $expire = null)
{
if (is_null($expire)) {
$expire = $this->options['expire'];
}
if ($expire instanceof \DateTime) {
$expire = $expire->getTimestamp() - time();
}
$key = $this->getCacheKey($name);
if ($this->tag && !$this->has($name)) {
$first = true;
}
if (wincache_ucache_set($key, $value, $expire)) {
isset($first) && $this->setTagItem($key);
return true;
}
return false;
}
/**
* 自增缓存（针对数值缓存）
* @access public
* @param string $name 缓存变量名
* @param int $step 步长
* @return false|int
*/
public function inc($name, $step = 1)
{
$key = $this->getCacheKey($name);
return wincache_ucache_inc($key, $step);
}
/**
* 自减缓存（针对数值缓存）
* @access public
* @param string $name 缓存变量名
* @param int $step 步长
* @return false|int
*/
public function dec($name, $step = 1)
{
$key = $this->getCacheKey($name);
return wincache_ucache_dec($key, $step);
}
/**
* 删除缓存
* @access public
* @param string $name 缓存变量名
* @return boolean
*/
public function rm($name)
{
return wincache_ucache_delete($this->getCacheKey($name));
}
/**
* 清除缓存
* @access public
* @param string $tag 标签名
* @return boolean
*/
public function clear($tag = null)
{
if ($tag) {
$keys = $this->getTagItem($tag);
foreach ($keys as $key) {
wincache_ucache_delete($key);
}
$this->rm('tag_' . md5($tag));
return true;
} else {
return wincache_ucache_clear();
}
}
}

155
thinkphp/library/think/cache/driver/Xcache.php vendored Executable file
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@ -0,0 +1,155 @@
<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006~2017 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: liu21st <liu21st@gmail.com>
// +----------------------------------------------------------------------
namespace think\cache\driver;
use think\cache\Driver;
/**
* Xcache缓存驱动
* @author liu21st <liu21st@gmail.com>
*/
class Xcache extends Driver
{
protected $options = [
'prefix' => '',
'expire' => 0,
];
/**
* 构造函数
* @param array $options 缓存参数
* @access public
* @throws \BadFunctionCallException
*/
public function __construct($options = [])
{
if (!function_exists('xcache_info')) {
throw new \BadFunctionCallException('not support: Xcache');
}
if (!empty($options)) {
$this->options = array_merge($this->options, $options);
}
}
/**
* 判断缓存
* @access public
* @param string $name 缓存变量名
* @return bool
*/
public function has($name)
{
$key = $this->getCacheKey($name);
return xcache_isset($key);
}
/**
* 读取缓存
* @access public
* @param string $name 缓存变量名
* @param mixed $default 默认值
* @return mixed
*/
public function get($name, $default = false)
{
$key = $this->getCacheKey($name);
return xcache_isset($key) ? xcache_get($key) : $default;
}
/**
* 写入缓存
* @access public
* @param string $name 缓存变量名
* @param mixed $value 存储数据
* @param integer|\DateTime $expire 有效时间（秒）
* @return boolean
*/
public function set($name, $value, $expire = null)
{
if (is_null($expire)) {
$expire = $this->options['expire'];
}
if ($expire instanceof \DateTime) {
$expire = $expire->getTimestamp() - time();
}
if ($this->tag && !$this->has($name)) {
$first = true;
}
$key = $this->getCacheKey($name);
if (xcache_set($key, $value, $expire)) {
isset($first) && $this->setTagItem($key);
return true;
}
return false;
}
/**
* 自增缓存（针对数值缓存）
* @access public
* @param string $name 缓存变量名
* @param int $step 步长
* @return false|int
*/
public function inc($name, $step = 1)
{
$key = $this->getCacheKey($name);
return xcache_inc($key, $step);
}
/**
* 自减缓存（针对数值缓存）
* @access public
* @param string $name 缓存变量名
* @param int $step 步长
* @return false|int
*/
public function dec($name, $step = 1)
{
$key = $this->getCacheKey($name);
return xcache_dec($key, $step);
}
/**
* 删除缓存
* @access public
* @param string $name 缓存变量名
* @return boolean
*/
public function rm($name)
{
return xcache_unset($this->getCacheKey($name));
}
/**
* 清除缓存
* @access public
* @param string $tag 标签名
* @return boolean
*/
public function clear($tag = null)
{
if ($tag) {
// 指定标签清除
$keys = $this->getTagItem($tag);
foreach ($keys as $key) {
xcache_unset($key);
}
$this->rm('tag_' . md5($tag));
return true;
}
if (function_exists('xcache_unset_by_prefix')) {
return xcache_unset_by_prefix($this->options['prefix']);
} else {
return false;
}
}
}