gowebdav/client.go
2014-10-23 10:39:55 +02:00

105 lines
2.2 KiB
Go

package gowebdav
import (
"encoding/base64"
"encoding/xml"
"errors"
"fmt"
"net/http"
"strings"
)
type Client struct {
root string
headers http.Header
c *http.Client
}
func NewClient(uri string, user string, pw string) *Client {
c := &Client{uri, make(http.Header), &http.Client{}}
if len(user) > 0 && len(pw) > 0 {
a := user + ":" + pw
auth := "Basic " + base64.StdEncoding.EncodeToString([]byte(a))
c.headers.Add("Authorization", auth)
}
if !strings.HasSuffix(c.root, "/") {
c.root += "/"
}
return c
}
func (c *Client) Connect() error {
if rs, err := c.Options("/"); err == nil {
defer rs.Body.Close()
if rs.StatusCode != 200 || (rs.Header.Get("Dav") == "" && rs.Header.Get("DAV") == "") {
return errors.New(fmt.Sprintf("Bad Request: %d - %s", rs.StatusCode, c.root))
}
// TODO check PROPFIND if path is collection
return nil
} else {
return err
}
}
type props struct {
Status string `xml:"DAV: status"`
Name string `xml:"DAV: prop>displayname,omitempty"`
Type xml.Name `xml:"DAV: prop>resourcetype>collection,omitempty"`
Size string `xml:"DAV: prop>getcontentlength,omitempty"`
Modified string `xml:"DAV: prop>getlastmodified,omitempty"`
}
type response struct {
Href string `xml:"DAV: href"`
Props []props `xml:"DAV: propstat"`
}
func getProps(r *response, status string) (*props) {
for _, prop := range r.Props {
if strings.Index(prop.Status, status) != -1 {
return &prop
}
}
return nil
}
func (c *Client) List(path string) (*[]*File, error) {
files := make([]*File, 0)
parse := func(resp interface{}) {
r := resp.(*response)
if p := getProps(r, "200"); p != nil {
var f File
if p.Type.Local == "collection" {
f = directory{p.Name}
} else {
f = file{p.Name, parseUint(&p.Size), parseModified(&p.Modified)}
}
files = append(files, &f)
r.Props = nil
}
}
err := c.Propfind(path, false,
`<d:propfind xmlns:d='DAV:'>
<d:prop>
<d:displayname/>
<d:resourcetype/>
<d:getcontentlength/>
<d:getlastmodified/>
</d:prop>
</d:propfind>`,
&response{},
parse)
return &files, err
}
func (c *Client) Read(path string) {
fmt.Println("Read " + path)
}