xunleicloud support

drivers/xunlei/util.go

@@ -0,0 +1,103 @@
+package xunlei
+
+import (
+	"crypto/sha1"
+	"encoding/hex"
+	"fmt"
+	"io"
+	"net/url"
+
+	"github.com/Xhofe/alist/utils"
+)
+
+const (
+	// 小米浏览器
+	CLIENT_ID      = "X7MtiU0Gb5YqWv-6"
+	CLIENT_SECRET  = "84MYEih3Eeu2HF4RrGce3Q"
+	CLIENT_VERSION = "5.1.0.51045"
+
+	ALG_VERSION  = "1"
+	PACKAGE_NAME = "com.xunlei.xcloud.lib"
+)
+
+var Algorithms = []string{
+	"",
+	"BXza40wm+P4zw8rEFpHA",
+	"UfZLfKfYRmKTA0",
+	"OMBGVt/9Wcaln1XaBz",
+	"Jn217F4rk5FPPWyhoeV",
+	"w5OwkGo0pGpb0Xe/XZ5T3",
+	"5guM3DNiY4F78x49zQ97q75",
+	"QXwn4D2j884wJgrYXjGClM/IVrJX",
+	"NXBRosYvbHIm6w8vEB",
+	"2kZ8Ie1yW2ib4O2iAkNpJobP",
+	"11CoVJJQEc",
+	"xf3QWysVwnVsNv5DCxU+cgNT1rK",
+	"9eEfKkrqkfw",
+	"T78dnANexYRbiZy",
+}
+
+const (
+	FOLDER = "drive#folder"
+	FILE   = "drive#file"
+
+	RESUMABLE = "drive#resumable"
+)
+
+const (
+	UPLOAD_TYPE_UNKNOWN = "UPLOAD_TYPE_UNKNOWN"
+	//UPLOAD_TYPE_FORM      = "UPLOAD_TYPE_FORM"
+	UPLOAD_TYPE_RESUMABLE = "UPLOAD_TYPE_RESUMABLE"
+	UPLOAD_TYPE_URL       = "UPLOAD_TYPE_URL"
+)
+
+func captchaSign(driverID string, time int64) string {
+	str := fmt.Sprint(CLIENT_ID, CLIENT_VERSION, PACKAGE_NAME, driverID, time)
+	for _, algorithm := range Algorithms {
+		str = utils.GetMD5Encode(fmt.Sprint(str, algorithm))
+	}
+	return fmt.Sprint(ALG_VERSION, ".", str)
+}
+
+func getAction(method string, u string) string {
+	c, _ := url.Parse(u)
+	return fmt.Sprint(method, ":", c.Path)
+}
+
+func getGcid(r io.Reader, size int64) (string, error) {
+	calcBlockSize := func(j int64) int64 {
+		if j >= 0 && j <= 134217728 {
+			return 262144
+		}
+		if j <= 134217728 || j > 268435456 {
+			if j <= 268435456 || j > 536870912 {
+				return 2097152
+			}
+			return 1048576
+		}
+		return 524288
+	}
+	/*
+		calcBlockSize := func(j int64) int64 {
+			psize := int64(0x40000)
+			for j/psize > 0x200 {
+				psize <<= 1
+			}
+			return psize
+		}
+	*/
+
+	hash1 := sha1.New()
+	hash2 := sha1.New()
+	for {
+		hash2.Reset()
+		if n, err := io.CopyN(hash2, r, calcBlockSize(size)); err != nil && n == 0 {
+			if err != io.EOF {
+				return "", err
+			}
+			break
+		}
+		hash1.Write(hash2.Sum(nil))
+	}
+	return hex.EncodeToString(hash1.Sum(nil)), nil
+}