domogeek/vendor/github.com/dolanor/caldav-go/webdav/request.go

57 lines
1.6 KiB
Go

package webdav
import (
"bytes"
"encoding/xml"
"github.com/dolanor/caldav-go/http"
"github.com/dolanor/caldav-go/utils"
"io"
"io/ioutil"
"log"
"strings"
)
var _ = log.Print
// an WebDAV request object
type Request http.Request
// downcasts the request to the local HTTP interface
func (r *Request) Http() *http.Request {
return (*http.Request)(r)
}
// creates a new WebDAV request object
func NewRequest(method string, urlstr string, xmldata ...interface{}) (*Request, error) {
if buffer, length, err := xmlToReadCloser(xmldata); err != nil {
return nil, utils.NewError(NewRequest, "unable to encode xml data", xmldata, err)
} else if r, err := http.NewRequest(method, urlstr, buffer); err != nil {
return nil, utils.NewError(NewRequest, "unable to create request", urlstr, err)
} else {
if buffer != nil {
// set the content type to XML if we have a body
r.Native().Header.Set("Content-Type", "text/xml; charset=UTF-8")
r.ContentLength = int64(length)
}
return (*Request)(r), nil
}
}
func xmlToReadCloser(xmldata ...interface{}) (io.ReadCloser, int, error) {
var buffer []string
for _, xmldatum := range xmldata {
if encoded, err := xml.Marshal(xmldatum); err != nil {
return nil, 0, utils.NewError(xmlToReadCloser, "unable to encode as xml", xmldatum, err)
} else {
buffer = append(buffer, string(encoded))
}
}
if len(buffer) > 0 {
var encoded = strings.Join(buffer, "\n")
// log.Printf("[WebDAV Request]\n%+v\n", encoded)
return ioutil.NopCloser(bytes.NewBuffer([]byte(encoded))), len(encoded), nil
} else {
return nil, 0, nil
}
}