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363 lines
12 KiB
PHP
363 lines
12 KiB
PHP
<?php
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namespace Qiniu\Storage;
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use Qiniu\Auth;
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use Qiniu\Config;
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use Qiniu\Zone;
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use Qiniu\Http\Client;
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use Qiniu\Http\Error;
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/**
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* 主要涉及了空间资源管理及批量操作接口的实现，具体的接口规格可以参考
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*
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* @link http://developer.qiniu.com/docs/v6/api/reference/rs/
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*/
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final class BucketManager
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{
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private $auth;
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private $zone;
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public function __construct(Auth $auth, Zone $zone = null)
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{
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$this->auth = $auth;
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if ($zone === null) {
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$this->zone = new Zone();
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}
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}
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/**
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* 获取指定账号下所有的空间名。
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*
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* @return string[] 包含所有空间名
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*/
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public function buckets()
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{
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return $this->rsGet('/buckets');
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}
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/**
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* 列取空间的文件列表
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*
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* @param $bucket 空间名
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* @param $prefix 列举前缀
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* @param $marker 列举标识符
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* @param $limit 单次列举个数限制
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* @param $delimiter 指定目录分隔符
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*
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* @return array 包含文件信息的数组，类似：[
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* {
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* "hash" => "<Hash string>",
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* "key" => "<Key string>",
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* "fsize" => "<file size>",
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* "putTime" => "<file modify time>"
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* },
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* ...
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* ]
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* @link http://developer.qiniu.com/docs/v6/api/reference/rs/list.html
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*/
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public function listFiles($bucket, $prefix = null, $marker = null, $limit = 1000, $delimiter = null)
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{
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$query = array('bucket' => $bucket);
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\Qiniu\setWithoutEmpty($query, 'prefix', $prefix);
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\Qiniu\setWithoutEmpty($query, 'marker', $marker);
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\Qiniu\setWithoutEmpty($query, 'limit', $limit);
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\Qiniu\setWithoutEmpty($query, 'delimiter', $delimiter);
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$url = Config::RSF_HOST . '/list?' . http_build_query($query);
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list($ret, $error) = $this->get($url);
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if ($ret === null) {
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return array(null, null, $error);
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}
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$marker = array_key_exists('marker', $ret) ? $ret['marker'] : null;
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return array($ret['items'], $marker, null);
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}
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/**
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* 获取资源的元信息，但不返回文件内容
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*
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* @param $bucket 待获取信息资源所在的空间
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* @param $key 待获取资源的文件名
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*
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* @return array 包含文件信息的数组，类似：
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* [
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* "hash" => "<Hash string>",
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* "key" => "<Key string>",
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* "fsize" => "<file size>",
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* "putTime" => "<file modify time>"
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* ]
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*
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* @link http://developer.qiniu.com/docs/v6/api/reference/rs/stat.html
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*/
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public function stat($bucket, $key)
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{
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$path = '/stat/' . \Qiniu\entry($bucket, $key);
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return $this->rsGet($path);
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}
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/**
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* 删除指定资源
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*
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* @param $bucket 待删除资源所在的空间
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* @param $key 待删除资源的文件名
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*
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* @return mixed 成功返回NULL，失败返回对象Qiniu\Http\Error
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* @link http://developer.qiniu.com/docs/v6/api/reference/rs/delete.html
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*/
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public function delete($bucket, $key)
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{
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$path = '/delete/' . \Qiniu\entry($bucket, $key);
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list(, $error) = $this->rsPost($path);
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return $error;
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}
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/**
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* 给资源进行重命名，本质为move操作。
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*
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* @param $bucket 待操作资源所在空间
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* @param $oldname 待操作资源文件名
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* @param $newname 目标资源文件名
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*
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* @return mixed 成功返回NULL，失败返回对象Qiniu\Http\Error
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*/
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public function rename($bucket, $oldname, $newname)
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{
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return $this->move($bucket, $oldname, $bucket, $newname);
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}
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/**
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* 给资源进行重命名，本质为move操作。
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*
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* @param $from_bucket 待操作资源所在空间
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* @param $from_key 待操作资源文件名
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* @param $to_bucket 目标资源空间名
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* @param $to_key 目标资源文件名
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*
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* @return mixed 成功返回NULL，失败返回对象Qiniu\Http\Error
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* @link http://developer.qiniu.com/docs/v6/api/reference/rs/copy.html
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*/
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public function copy($from_bucket, $from_key, $to_bucket, $to_key, $force = false)
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{
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$from = \Qiniu\entry($from_bucket, $from_key);
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$to = \Qiniu\entry($to_bucket, $to_key);
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$path = '/copy/' . $from . '/' . $to;
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if ($force) {
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$path .= '/force/true';
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}
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list(, $error) = $this->rsPost($path);
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return $error;
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}
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/**
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* 将资源从一个空间到另一个空间
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*
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* @param $from_bucket 待操作资源所在空间
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* @param $from_key 待操作资源文件名
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* @param $to_bucket 目标资源空间名
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* @param $to_key 目标资源文件名
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*
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* @return mixed 成功返回NULL，失败返回对象Qiniu\Http\Error
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* @link http://developer.qiniu.com/docs/v6/api/reference/rs/move.html
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*/
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public function move($from_bucket, $from_key, $to_bucket, $to_key, $force = false)
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{
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$from = \Qiniu\entry($from_bucket, $from_key);
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$to = \Qiniu\entry($to_bucket, $to_key);
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$path = '/move/' . $from . '/' . $to;
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if ($force) {
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$path .= '/force/true';
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}
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list(, $error) = $this->rsPost($path);
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return $error;
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}
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/**
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* 主动修改指定资源的文件类型
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*
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* @param $bucket 待操作资源所在空间
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* @param $key 待操作资源文件名
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* @param $mime 待操作文件目标mimeType
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*
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* @return mixed 成功返回NULL，失败返回对象Qiniu\Http\Error
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* @link http://developer.qiniu.com/docs/v6/api/reference/rs/chgm.html
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*/
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public function changeMime($bucket, $key, $mime)
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{
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$resource = \Qiniu\entry($bucket, $key);
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$encode_mime = \Qiniu\base64_urlSafeEncode($mime);
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$path = '/chgm/' . $resource . '/mime/' .$encode_mime;
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list(, $error) = $this->rsPost($path);
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return $error;
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}
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/**
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* 从指定URL抓取资源，并将该资源存储到指定空间中
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*
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* @param $url 指定的URL
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* @param $bucket 目标资源空间
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* @param $key 目标资源文件名
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*
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* @return array 包含已拉取的文件信息。
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* 成功时： [
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* [
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* "hash" => "<Hash string>",
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* "key" => "<Key string>"
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* ],
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* null
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* ]
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*
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* 失败时： [
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* null,
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* Qiniu/Http/Error
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* ]
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* @link http://developer.qiniu.com/docs/v6/api/reference/rs/fetch.html
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*/
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public function fetch($url, $bucket, $key = null)
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{
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$resource = \Qiniu\base64_urlSafeEncode($url);
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$to = \Qiniu\entry($bucket, $key);
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$path = '/fetch/' . $resource . '/to/' . $to;
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$ak = $this->auth->getAccessKey();
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$ioHost = $this->zone->getIoHost($ak, $bucket);
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$url = $ioHost . $path;
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return $this->post($url, null);
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}
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/**
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* 从镜像源站抓取资源到空间中，如果空间中已经存在，则覆盖该资源
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*
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* @param $bucket 待获取资源所在的空间
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* @param $key 代获取资源文件名
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*
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* @return mixed 成功返回NULL，失败返回对象Qiniu\Http\Error
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* @link http://developer.qiniu.com/docs/v6/api/reference/rs/prefetch.html
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*/
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public function prefetch($bucket, $key)
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{
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$resource = \Qiniu\entry($bucket, $key);
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$path = '/prefetch/' . $resource;
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$ak = $this->auth->getAccessKey();
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$ioHost = $this->zone->getIoHost($ak, $bucket);
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$url = $ioHost . $path;
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list(, $error) = $this->post($url, null);
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return $error;
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}
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/**
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* 在单次请求中进行多个资源管理操作
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*
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* @param $operations 资源管理操作数组
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*
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* @return array 每个资源的处理情况，结果类似：
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* [
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* { "code" => <HttpCode int>, "data" => <Data> },
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* { "code" => <HttpCode int> },
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* { "code" => <HttpCode int> },
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* { "code" => <HttpCode int> },
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* { "code" => <HttpCode int>, "data" => { "error": "<ErrorMessage string>" } },
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* ...
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* ]
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* @link http://developer.qiniu.com/docs/v6/api/reference/rs/batch.html
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*/
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public function batch($operations)
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{
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$params = 'op=' . implode('&op=', $operations);
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return $this->rsPost('/batch', $params);
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}
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private function rsPost($path, $body = null)
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{
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$url = Config::RS_HOST . $path;
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return $this->post($url, $body);
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}
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private function rsGet($path)
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{
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$url = Config::RS_HOST . $path;
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return $this->get($url);
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}
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private function ioPost($path, $body = null)
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{
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$url = Config::IO_HOST . $path;
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return $this->post($url, $body);
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}
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private function get($url)
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{
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$headers = $this->auth->authorization($url);
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$ret = Client::get($url, $headers);
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if (!$ret->ok()) {
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return array(null, new Error($url, $ret));
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}
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return array($ret->json(), null);
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}
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private function post($url, $body)
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{
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$headers = $this->auth->authorization($url, $body, 'application/x-www-form-urlencoded');
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$ret = Client::post($url, $body, $headers);
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if (!$ret->ok()) {
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return array(null, new Error($url, $ret));
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}
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$r = ($ret->body === null) ? array() : $ret->json();
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return array($r, null);
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}
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public static function buildBatchCopy($source_bucket, $key_pairs, $target_bucket)
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{
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return self::twoKeyBatch('copy', $source_bucket, $key_pairs, $target_bucket);
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}
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public static function buildBatchRename($bucket, $key_pairs)
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{
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return self::buildBatchMove($bucket, $key_pairs, $bucket);
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}
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public static function buildBatchMove($source_bucket, $key_pairs, $target_bucket)
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{
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return self::twoKeyBatch('move', $source_bucket, $key_pairs, $target_bucket);
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}
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public static function buildBatchDelete($bucket, $keys)
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{
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return self::oneKeyBatch('delete', $bucket, $keys);
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}
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public static function buildBatchStat($bucket, $keys)
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{
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return self::oneKeyBatch('stat', $bucket, $keys);
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}
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private static function oneKeyBatch($operation, $bucket, $keys)
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{
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$data = array();
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foreach ($keys as $key) {
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array_push($data, $operation . '/' . \Qiniu\entry($bucket, $key));
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}
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return $data;
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}
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private static function twoKeyBatch($operation, $source_bucket, $key_pairs, $target_bucket)
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{
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if ($target_bucket === null) {
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$target_bucket = $source_bucket;
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}
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$data = array();
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foreach ($key_pairs as $from_key => $to_key) {
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$from = \Qiniu\entry($source_bucket, $from_key);
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$to = \Qiniu\entry($target_bucket, $to_key);
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array_push($data, $operation . '/' . $from . '/' . $to);
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}
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return $data;
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}
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}
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