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69 lines
1.9 KiB
Go
69 lines
1.9 KiB
Go
package main
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import (
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"fmt"
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"github.com/ghettovoice/gosip/sip"
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)
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const (
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EventPresence = "presence" //SIP 的事件通知机制（如 RFC 3856 和 RFC 6665）实现
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//MobilePositionMessageFormat = "<?xml version=\"1.0\"?>\r\n" +
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// "<Query>\r\n" +
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// "<CmdType>MobilePosition</CmdType>\r\n" +
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// "<SN>%s</SN>\r\n" +
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// "<DeviceID>%s</DeviceID>\r\n" +
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// "<Interval>%d</Interval>\r\n" +
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// "</Query>\r\n"
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MobilePositionMessageFormat = "<Query><CmdType>MobilePosition</CmdType><SN>%d</SN><DeviceID>%s</DeviceID><Interval>%d</Interval></Query>"
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)
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type MobilePositionNotify struct {
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DeviceID string `xml:"DeviceID"`
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CmdType string `xml:"CmdType"`
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SN int `xml:"SN"`
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Time string `xml:"Time"`
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Longitude string `xml:"Longitude"`
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Latitude string `xml:"Latitude"`
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Speed string `xml:"Speed"`
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Direction string `xml:"Direction"`
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Altitude string `xml:"Altitude"`
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}
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func (d *Device) DoSubscribePosition(channelId string) error {
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if channelId == "" {
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channelId = d.DeviceID
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}
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//暂时不考虑级联
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builder := d.NewRequestBuilder(sip.SUBSCRIBE, Config.SipID, Config.SipContactAddr, channelId)
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body := fmt.Sprintf(MobilePositionMessageFormat, 1, channelId, Config.MobilePositionInterval)
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expiresHeader := sip.Expires(Config.MobilePositionExpires)
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builder.SetExpires(&expiresHeader)
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builder.SetContentType(&XmlMessageType)
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builder.SetContact(GlobalContactAddress)
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builder.SetBody(body)
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request, err := builder.Build()
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if err != nil {
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return err
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}
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event := Event(EventPresence)
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request.AppendHeader(&event)
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response, err := SipStack.SendRequestWithTimeout(5, request)
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if err != nil {
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return err
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}
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if response.StatusCode() != 200 {
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return fmt.Errorf("err code %d", response.StatusCode())
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}
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return nil
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}
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func (d *Device) OnMobilePositionNotify(notify *MobilePositionNotify) {
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Sugar.Infof("收到位置信息 device:%s data:%v", d.DeviceID, notify)
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}
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