refactor: 重构中,新增缓存库

Author: shinn-lancelot

composer.json

@@ -13,7 +13,8 @@
         }
     ],
     "require": {
-        "php": ">=5.3.0"
+        "php": ">=5.3.0",
+        "predis/predis": "^1.1"
     },
     "require-dev": {
         "php": ">=5.6",

src/Cache/Cache.php

@@ -0,0 +1,150 @@
+<?php
+
+namespace Hillpy\PHPTools\Cache;
+
+use Hillpy\PHPTools\Cache\Interfaces\CacheInterface;
+use Hillpy\PHPTools\Cache\Traits\FileTrait;
+use Hillpy\PHPTools\Cache\Traits\MemcachedTrait;
+use Hillpy\PHPTools\Cache\Traits\RedisTrait;
+use Hillpy\PHPTools\Common\Common;
+
+class Cache implements CacheInterface
+{
+    use FileTrait,
+        MemcachedTrait,
+        RedisTrait;
+
+    // Cache类实例
+    private static $instance;
+
+    // 配置参数
+    private $options = [
+        'driver' => 'file',
+        'prefix' => 'cache_',
+        'key' => 'cache',
+        'expire' => 3600,
+        'file_base_path' => '',
+        'file_path' => '/cache',
+        'file_ext' => 'php',
+        'host' => '127.0.0.1',
+        'port' => '',
+    ];
+
+    /**
+     * 允许使用的驱动类型
+     *
+     * @var array
+     */
+    private $allowDriver = [
+        'file',
+        'redis',
+        'memcached',
+    ];
+
+    /**
+     * 驱动trait数组
+     *
+     * @var array
+     */
+    private $driverTraitArr = [
+        'file' => FileTrait::class,
+        'redis' => RedisTrait::class,
+        'memcached' => MemcachedTrait::class,
+    ];
+
+    // 驱动trait
+    private $driver;
+
+    /**
+     * 允许传入的文件扩展
+     *
+     * @var array
+     */
+    private $allowFileExt = [
+        'php',
+        'json',
+    ];
+
+    /**
+     * 默认缓存端口
+     *
+     * @var array
+     */
+    private $defaultPort = [
+        'redis' => 6379,
+        'memcached' => 11211,
+    ];
+
+    public static function getInstance($options = [])
+    {
+        if (is_null(self::$instance) || 1) {
+            self::$instance = new self($options);
+        } else {
+            self::$instance->init($options);
+        }
+
+        return self::$instance;
+    }
+
+    private function __construct($options = [])
+    {
+        $this->init($options);
+    }
+
+    private function __clone()
+    {
+    }
+
+    private function init($options = [])
+    {
+        if (
+            is_array($options) &&
+            count($options) > 0
+        ) {
+            $this->options = Common::updateArrayData($this->options, $options);
+        }
+        in_array($this->options['file_ext'], $this->allowFileExt) || $this->options['file_ext'] = 'php';
+        in_array($this->options['driver'], $this->allowDriver) || $this->options['driver'] = 'file';
+        $this->options['port'] || (isset($this->defaultPort[$this->options['driver']]) && $this->options['port'] = $this->defaultPort[$this->options['driver']]);
+
+        $this->driver = $this->driverTraitArr[$this->options['driver']];
+        $this->driver::init($this->options);
+    }
+
+    public function setOptions($options = [])
+    {
+        if (
+            is_array($options) &&
+            count($options) > 0
+        ) {
+            $this->options = Common::updateArrayData($this->options, $options);
+        }
+
+        return $this;
+    }
+
+    public function getOptions()
+    {
+        return $this->options;
+    }
+
+    public function set($key = '', $value = '', $expire = '')
+    {
+        return $this->driver::set($key, $value, $expire);
+    }
+
+    public function get($key = '')
+    {
+        return $this->driver::get($key);
+    }
+
+    public function delete($key = '')
+    {
+        return $this->driver::delete($key);
+    }
+
+    public function clear()
+    {
+        return $this->driver::clear();
+    }
+}

src/Cache/Interfaces/CacheInterface.php

@@ -0,0 +1,11 @@
+<?php
+
+namespace Hillpy\PHPTools\Cache\Interfaces;
+
+interface CacheInterface
+{
+    public function set($key, $value, $expire);
+    public function get($key);
+    public function delete($key);
+    public function clear();
+}

src/Cache/Traits/CommonTrait.php

@@ -0,0 +1,23 @@
+<?php
+
+namespace Hillpy\PHPTools\Cache\Traits;
+
+use Hillpy\PHPTools\Common\Common;
+
+trait CommonTrait
+{
+    public static function generateKey($prefix, $secretKey, $key)
+    {
+        return $prefix . md5($secretKey . $key);
+    }
+
+    public static function encryptValue($value, $secretKey)
+    {
+        return Common::encryptData($value, $secretKey);
+    }
+
+    public static function decryptValue($value, $secretKey)
+    {
+        return Common::decryptData($value, $secretKey);
+    }
+}