53 lines
1.3 KiB
Go
53 lines
1.3 KiB
Go
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package dlna
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import (
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"crypto/md5"
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"encoding/xml"
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"fmt"
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"io"
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"log"
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"github.com/anacrolix/dms/soap"
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"github.com/anacrolix/dms/upnp"
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)
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func makeDeviceUUID(unique string) string {
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h := md5.New()
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if _, err := io.WriteString(h, unique); err != nil {
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log.Panicf("makeDeviceUUID write failed: %s", err)
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}
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buf := h.Sum(nil)
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return upnp.FormatUUID(buf)
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}
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func didlLite(chardata string) string {
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return `<DIDL-Lite` +
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` xmlns:dc="http://purl.org/dc/elements/1.1/"` +
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` xmlns:upnp="urn:schemas-upnp-org:metadata-1-0/upnp/"` +
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` xmlns="urn:schemas-upnp-org:metadata-1-0/DIDL-Lite/"` +
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` xmlns:dlna="urn:schemas-dlna-org:metadata-1-0/">` +
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chardata +
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`</DIDL-Lite>`
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}
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func mustMarshalXML(value interface{}) []byte {
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ret, err := xml.MarshalIndent(value, "", " ")
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if err != nil {
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log.Panicf("mustMarshalXML failed to marshal %v: %s", value, err)
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}
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return ret
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}
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// Marshal SOAP response arguments into a response XML snippet.
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func marshalSOAPResponse(sa upnp.SoapAction, args map[string]string) []byte {
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soapArgs := make([]soap.Arg, 0, len(args))
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for argName, value := range args {
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soapArgs = append(soapArgs, soap.Arg{
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XMLName: xml.Name{Local: argName},
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Value: value,
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})
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}
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return []byte(fmt.Sprintf(`<u:%[1]sResponse xmlns:u="%[2]s">%[3]s</u:%[1]sResponse>`,
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sa.Action, sa.ServiceURN.String(), mustMarshalXML(soapArgs)))
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}
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