mirror of
https://github.com/lkmio/gb-cms.git
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89 lines
2.7 KiB
Go
89 lines
2.7 KiB
Go
package stack
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import (
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"fmt"
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"gb-cms/common"
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"gb-cms/dao"
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"gb-cms/log"
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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>%d</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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MobilePositionMessageFormatUnsubscribe = "<?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>%d</SN>\r\n" +
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"<DeviceID>%s</DeviceID>\r\n" +
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"</Query>\r\n"
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//MobilePositionMessageFormat = "<Query>" +
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// "<CmdType>MobilePosition</CmdType>" +
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// "<SN>%d</SN>" +
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// "<DeviceID>%s</DeviceID>" +
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// "<Interval>%d</Interval>" +
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// "</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) SubscribePosition() error {
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channelId := d.DeviceID
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// 暂时不考虑级联
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builder := d.NewRequestBuilder(sip.SUBSCRIBE, common.Config.SipID, common.Config.SipContactAddr, channelId)
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body := fmt.Sprintf(MobilePositionMessageFormat, GetSN(), channelId, common.Config.MobilePositionInterval)
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expiresHeader := sip.Expires(common.Config.SubscribeExpires)
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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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err = SendSubscribeMessage(d.DeviceID, request, dao.SipDialogTypeSubscribePosition, EventPresence)
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if err != nil {
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log.Sugar.Errorf("订阅位置失败 err: %s deviceID: %s", err.Error(), d.DeviceID)
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}
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return err
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}
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func (d *Device) UnsubscribePosition() {
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body := fmt.Sprintf(MobilePositionMessageFormatUnsubscribe, GetSN(), d.DeviceID)
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err := Unsubscribe(d.DeviceID, dao.SipDialogTypeSubscribePosition, EventPresence, []byte(body), d.RemoteIP, d.RemotePort)
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if err != nil {
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log.Sugar.Errorf("取消订阅位置失败 err: %s deviceID: %s", err.Error(), d.DeviceID)
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}
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}
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func (d *Device) RefreshSubscribePosition() {
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body := fmt.Sprintf(MobilePositionMessageFormat, GetSN(), d.DeviceID, common.Config.MobilePositionInterval)
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err := RefreshSubscribe(d.DeviceID, dao.SipDialogTypeSubscribePosition, EventPresence, common.Config.SubscribeExpires, []byte(body), d.RemoteIP, d.RemotePort)
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if err != nil {
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log.Sugar.Errorf("刷新位置订阅失败 err: %s deviceID: %s", err.Error(), d.DeviceID)
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}
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}
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