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author | Taylor Gerring <taylor.gerring@gmail.com> | 2015-02-16 21:28:33 +0800 |
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committer | Taylor Gerring <taylor.gerring@gmail.com> | 2015-02-16 21:28:33 +0800 |
commit | 702218008ee2b6d708d6b2821cdef80736bb3224 (patch) | |
tree | d55ff7ce88187082378e7d8e4c2f3aad14d23b4e /Godeps/_workspace/src/github.com/fjl/goupnp/device.go | |
parent | 202362d9258335c695eb75f55f4be74a50a1af33 (diff) | |
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Add versioned dependencies from godep
Diffstat (limited to 'Godeps/_workspace/src/github.com/fjl/goupnp/device.go')
-rw-r--r-- | Godeps/_workspace/src/github.com/fjl/goupnp/device.go | 184 |
1 files changed, 184 insertions, 0 deletions
diff --git a/Godeps/_workspace/src/github.com/fjl/goupnp/device.go b/Godeps/_workspace/src/github.com/fjl/goupnp/device.go new file mode 100644 index 000000000..2b8e9bb07 --- /dev/null +++ b/Godeps/_workspace/src/github.com/fjl/goupnp/device.go @@ -0,0 +1,184 @@ +// This file contains XML structures for communicating with UPnP devices. + +package goupnp + +import ( + "encoding/xml" + "errors" + "fmt" + "net/url" + + "github.com/fjl/goupnp/scpd" + "github.com/fjl/goupnp/soap" +) + +const ( + DeviceXMLNamespace = "urn:schemas-upnp-org:device-1-0" +) + +// RootDevice is the device description as described by section 2.3 "Device +// description" in +// http://upnp.org/specs/arch/UPnP-arch-DeviceArchitecture-v1.1.pdf +type RootDevice struct { + XMLName xml.Name `xml:"root"` + SpecVersion SpecVersion `xml:"specVersion"` + URLBase url.URL `xml:"-"` + URLBaseStr string `xml:"URLBase"` + Device Device `xml:"device"` +} + +// SetURLBase sets the URLBase for the RootDevice and its underlying components. +func (root *RootDevice) SetURLBase(urlBase *url.URL) { + root.URLBase = *urlBase + root.URLBaseStr = urlBase.String() + root.Device.SetURLBase(urlBase) +} + +// SpecVersion is part of a RootDevice, describes the version of the +// specification that the data adheres to. +type SpecVersion struct { + Major int32 `xml:"major"` + Minor int32 `xml:"minor"` +} + +// Device is a UPnP device. It can have child devices. +type Device struct { + DeviceType string `xml:"deviceType"` + FriendlyName string `xml:"friendlyName"` + Manufacturer string `xml:"manufacturer"` + ManufacturerURL URLField `xml:"manufacturerURL"` + ModelDescription string `xml:"modelDescription"` + ModelName string `xml:"modelName"` + ModelNumber string `xml:"modelNumber"` + ModelURL URLField `xml:"modelURL"` + SerialNumber string `xml:"serialNumber"` + UDN string `xml:"UDN"` + UPC string `xml:"UPC,omitempty"` + Icons []Icon `xml:"iconList>icon,omitempty"` + Services []Service `xml:"serviceList>service,omitempty"` + Devices []Device `xml:"deviceList>device,omitempty"` + + // Extra observed elements: + PresentationURL URLField `xml:"presentationURL"` +} + +// VisitDevices calls visitor for the device, and all its descendent devices. +func (device *Device) VisitDevices(visitor func(*Device)) { + visitor(device) + for i := range device.Devices { + device.Devices[i].VisitDevices(visitor) + } +} + +// VisitServices calls visitor for all Services under the device and all its +// descendent devices. +func (device *Device) VisitServices(visitor func(*Service)) { + device.VisitDevices(func(d *Device) { + for i := range d.Services { + visitor(&d.Services[i]) + } + }) +} + +// FindService finds all (if any) Services under the device and its descendents +// that have the given ServiceType. +func (device *Device) FindService(serviceType string) []*Service { + var services []*Service + device.VisitServices(func(s *Service) { + if s.ServiceType == serviceType { + services = append(services, s) + } + }) + return services +} + +// SetURLBase sets the URLBase for the Device and its underlying components. +func (device *Device) SetURLBase(urlBase *url.URL) { + device.ManufacturerURL.SetURLBase(urlBase) + device.ModelURL.SetURLBase(urlBase) + device.PresentationURL.SetURLBase(urlBase) + for i := range device.Icons { + device.Icons[i].SetURLBase(urlBase) + } + for i := range device.Services { + device.Services[i].SetURLBase(urlBase) + } + for i := range device.Devices { + device.Devices[i].SetURLBase(urlBase) + } +} + +func (device *Device) String() string { + return fmt.Sprintf("Device ID %s : %s (%s)", device.UDN, device.DeviceType, device.FriendlyName) +} + +// Icon is a representative image that a device might include in its +// description. +type Icon struct { + Mimetype string `xml:"mimetype"` + Width int32 `xml:"width"` + Height int32 `xml:"height"` + Depth int32 `xml:"depth"` + URL URLField `xml:"url"` +} + +// SetURLBase sets the URLBase for the Icon. +func (icon *Icon) SetURLBase(url *url.URL) { + icon.URL.SetURLBase(url) +} + +// Service is a service provided by a UPnP Device. +type Service struct { + ServiceType string `xml:"serviceType"` + ServiceId string `xml:"serviceId"` + SCPDURL URLField `xml:"SCPDURL"` + ControlURL URLField `xml:"controlURL"` + EventSubURL URLField `xml:"eventSubURL"` +} + +// SetURLBase sets the URLBase for the Service. +func (srv *Service) SetURLBase(urlBase *url.URL) { + srv.SCPDURL.SetURLBase(urlBase) + srv.ControlURL.SetURLBase(urlBase) + srv.EventSubURL.SetURLBase(urlBase) +} + +func (srv *Service) String() string { + return fmt.Sprintf("Service ID %s : %s", srv.ServiceId, srv.ServiceType) +} + +// RequestSCDP requests the SCPD (soap actions and state variables description) +// for the service. +func (srv *Service) RequestSCDP() (*scpd.SCPD, error) { + if !srv.SCPDURL.Ok { + return nil, errors.New("bad/missing SCPD URL, or no URLBase has been set") + } + s := new(scpd.SCPD) + if err := requestXml(srv.SCPDURL.URL.String(), scpd.SCPDXMLNamespace, s); err != nil { + return nil, err + } + return s, nil +} + +func (srv *Service) NewSOAPClient() *soap.SOAPClient { + return soap.NewSOAPClient(srv.ControlURL.URL) +} + +// URLField is a URL that is part of a device description. +type URLField struct { + URL url.URL `xml:"-"` + Ok bool `xml:"-"` + Str string `xml:",chardata"` +} + +func (uf *URLField) SetURLBase(urlBase *url.URL) { + refUrl, err := url.Parse(uf.Str) + if err != nil { + uf.URL = url.URL{} + uf.Ok = false + return + } + + uf.URL = *urlBase.ResolveReference(refUrl) + uf.Ok = true +} |