mirror of https://github.com/Xhofe/alist
56 lines
1.6 KiB
Go
56 lines
1.6 KiB
Go
package crypt
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import (
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"net/http"
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stdpath "path"
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"path/filepath"
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"strings"
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"github.com/alist-org/alist/v3/internal/model"
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"github.com/alist-org/alist/v3/internal/net"
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"github.com/alist-org/alist/v3/internal/op"
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"github.com/alist-org/alist/v3/pkg/http_range"
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)
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func RequestRangedHttp(r *http.Request, link *model.Link, offset, length int64) (*http.Response, error) {
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header := net.ProcessHeader(http.Header{}, link.Header)
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header = http_range.ApplyRangeToHttpHeader(http_range.Range{Start: offset, Length: length}, header)
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return net.RequestHttp("GET", header, link.URL)
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}
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// will give the best guessing based on the path
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func guessPath(path string) (isFolder, secondTry bool) {
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if strings.HasSuffix(path, "/") {
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//confirmed a folder
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return true, false
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}
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lastSlash := strings.LastIndex(path, "/")
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if strings.Index(path[lastSlash:], ".") < 0 {
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//no dot, try folder then try file
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return true, true
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}
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return false, true
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}
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func (d *Crypt) getPathForRemote(path string, isFolder bool) (remoteFullPath string) {
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if isFolder && !strings.HasSuffix(path, "/") {
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path = path + "/"
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}
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dir, fileName := filepath.Split(path)
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remoteDir := d.cipher.EncryptDirName(dir)
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remoteFileName := ""
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if len(strings.TrimSpace(fileName)) > 0 {
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remoteFileName = d.cipher.EncryptFileName(fileName)
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}
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return stdpath.Join(d.RemotePath, remoteDir, remoteFileName)
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}
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// actual path is used for internal only. any link for user should come from remoteFullPath
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func (d *Crypt) getActualPathForRemote(path string, isFolder bool) (string, error) {
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_, remoteActualPath, err := op.GetStorageAndActualPath(d.getPathForRemote(path, isFolder))
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return remoteActualPath, err
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}
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