<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK IT ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006-2014 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: Jay <yangweijiester@gmail.com> <http://code-tech.diandian.com>
// +----------------------------------------------------------------------
namespace ThinkUploadDriver;
use ThinkUploadDriverBcsBaiduBcs;
class Bcs
{
/
上传文件根目录
@var string
*/
private $rootPath;
const DEFAULT_URL = 'bcs.duapp.com';
/*
上传错误信息
@var string
/
private $error = '';
public $config = array(
'AccessKey' => '',
'SecretKey' => '', //百度云服务器
'bucket' => '', //空间名称
'rename' => false,
'timeout' => 3600, //超时时间
);
public $bcs = null;
/
构造函数,用于设置上传根路径
@param array $config FTP配置
/
public function __construct($config)
{
/ 默认FTP配置 */
$this->config = array_merge($this->config, $config);
$bcsClass = dirname(FILE) . "/Bcs/bcs.class.php";
if (is_file($bcsClass)) {
require_once $bcsClass;
}
$this->bcs = new BaiduBCS($this->config['AccessKey'], $this->config['SecretKey'], self::DEFAULT_URL);
}
/
检测上传根目录(百度云上传时支持自动创建目录,直接返回)
@param string $rootpath 根目录
@return boolean true-检测通过,false-检测失败
/
public function checkRootPath($rootpath)
{
/ 设置根目录 /
$this->rootPath = str_replace('./', '/', $rootpath);
return true;
}
/
检测上传目录(百度云上传时支持自动创建目录,直接返回)
@param string $savepath 上传目录
@return boolean 检测结果,true-通过,false-失败
/
public function checkSavePath($savepath)
{
return true;
}
/
创建文件夹 (百度云上传时支持自动创建目录,直接返回)
@param string $savepath 目录名称
@return boolean true-创建成功,false-创建失败
/
public function mkdir($savepath)
{
return true;
}
/
保存指定文件
@param array $file 保存的文件信息
@param boolean $replace 同名文件是否覆盖
@return boolean 保存状态,true-成功,false-失败
*/
public function save(&$file, $replace = true)
{
$opt = array();
$opt['acl'] = BaiduBCS::BCS_SDK_ACL_TYPE_PUBLIC_WRITE;
$opt['curlopts'] = array(
CURLOPT_CONNECTTIMEOUT => 10,
CURLOPT_TIMEOUT => 1800,
);
$object = "/{$file['savepath']}{$file['savename']}";
$response = $this->bcs->create_object($this->config['bucket'], $object, $file['tmp_name'], $opt);
$url = $this->download($object);
$file['url'] = $url;
return $response->isOK() ? true : false;
}
public function download($file)
{
$file = str_replace('./', '/', $file);
$opt = array();
$opt['time'] = mktime('2049-12-31'); //这是最长有效时间!--
$response = $this->bcs->generate_get_object_url($this->config['bucket'], $file, $opt);
return $response;
}
/
获取最后一次上传错误信息
@return string 错误信息
*/
public function getError()
{
return $this->error;
}
/*
请求百度云服务器
@param string $path 请求的PATH
@param string $method 请求方法
@param array $headers 请求header
@param resource $body 上传文件资源
@return boolean
/
private function request($path, $method, $headers = null, $body = null)
{
$ch = curl_init($path);
$_headers = array('Expect:');
if (!is_null($headers) && is_array($headers)) {
foreach ($headers as $k => $v) {
array_push($_headers, "{$k}: {$v}");
}
}
$length = 0;
$date = gmdate('D, d M Y H:i:s GMT');
if (!is_null($body)) {
if (is_resource($body)) {
fseek($body, 0, SEEK_END);
$length = ftell($body);
fseek($body, 0);
array_push($_headers, "Content-Length: {$length}");
curl_setopt($ch, CURLOPT_INFILE, $body);
curl_setopt($ch, CURLOPT_INFILESIZE, $length);
} else {
$length = @strlen($body);
array_push($_headers, "Content-Length: {$length}");
curl_setopt($ch, CURLOPT_POSTFIELDS, $body);
}
} else {
array_push($_headers, "Content-Length: {$length}");
}
// array_push($_headers, 'Authorization: ' . $this->sign($method, $uri, $date, $length));
array_push($_headers, "Date: {$date}");
curl_setopt($ch, CURLOPT_HTTPHEADER, $_headers);
curl_setopt($ch, CURLOPT_TIMEOUT, $this->config['timeout']);
curl_setopt($ch, CURLOPT_HEADER, 1);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 0);
curl_setopt($ch, CURLOPT_CUSTOMREQUEST, $method);
if ('PUT' == $method || 'POST' == $method) {
curl_setopt($ch, CURLOPT_POST, 1);
} else {
curl_setopt($ch, CURLOPT_POST, 0);
}
if ('HEAD' == $method) {
curl_setopt($ch, CURLOPT_NOBODY, true);
}
$response = curl_exec($ch);
$status = curl_getinfo($ch, CURLINFO_HTTP_CODE);
curl_close($ch);
list($header, $body) = explode("rnrn", $response, 2);
if (200 == $status) {
if ('GET' == $method) {
return $body;
} else {
$data = $this->response($header);
return count($data) > 0 ? $data : true;
}
} else {
$this->error($header);
return false;
}
}
/
获取响应数据
@param string $text 响应头字符串
@return array 响应数据列表
/
private function response($text)
{
$items = json_decode($text, true);
return $items;
}
/*
生成请求签名
@return string 请求签名
/
private function sign($method, $Bucket, $object = '/', $size = '')
{
if (!$size) {
$size = $this->config['size'];
}
$param = array(
'ak' => $this->config['AccessKey'],
'sk' => $this->config['SecretKey'],
'size' => $size,
'bucket' => $Bucket,
'host' => self::DEFAULT_URL,
'date' => time() + $this->config['timeout'],
'ip' => '',
'object' => $object,
);
$response = $this->request($this->apiurl . '?' . http_build_query($param), 'POST');
if ($response) {
$response = json_decode($response, true);
}
return $response['content'][$method];
}
/*
获取请求错误信息
@param string $header 请求返回头信息
/
private function error($header)
{
list($status, $stash) = explode("rn", $header, 2);
list($v, $code, $message) = explode(" ", $status, 3);
$message = is_null($message) ? 'File Not Found' : "[{$status}]:{$message}";
$this->error = $message;
}
}
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