Golang Context.Session方法代码示例

func checkSessionSwitch(c *api.Context, w http.ResponseWriter, r *http.Request, teamName string) *model.Team {
	var team *model.Team
	if result := <-api.Srv.Store.Team().GetByName(teamName); result.Err != nil {
		c.Err = result.Err
		return nil
	} else {
		team = result.Data.(*model.Team)
	}

	// We are logged into a different team.  Lets see if we have another
	// session in the cookie that will give us access.
	if c.Session.TeamId != team.Id {
		index, session := api.FindMultiSessionForTeamId(r, team.Id)
		if session == nil {
			// redirect to login
			http.Redirect(w, r, c.GetSiteURL()+"/"+team.Name+"/?redirect="+url.QueryEscape(r.URL.Path), http.StatusTemporaryRedirect)
		} else {
			c.Session = *session
			c.SessionTokenIndex = index
		}
	}

	return team
}

func incomingWebhook(c *api.Context, w http.ResponseWriter, r *http.Request) {
	if !utils.Cfg.ServiceSettings.EnableIncomingWebhooks {
		c.Err = model.NewAppError("incomingWebhook", "Incoming webhooks have been disabled by the system admin.", "")
		c.Err.StatusCode = http.StatusNotImplemented
		return
	}

	params := mux.Vars(r)
	id := params["id"]

	hchan := api.Srv.Store.Webhook().GetIncoming(id)

	r.ParseForm()

	var props map[string]string
	if r.Header.Get("Content-Type") == "application/json" {
		props = model.MapFromJson(r.Body)
	} else {
		props = model.MapFromJson(strings.NewReader(r.FormValue("payload")))
	}

	text := props["text"]
	if len(text) == 0 {
		c.Err = model.NewAppError("incomingWebhook", "No text specified", "")
		return
	}

	channelName := props["channel"]

	var hook *model.IncomingWebhook
	if result := <-hchan; result.Err != nil {
		c.Err = model.NewAppError("incomingWebhook", "Invalid webhook", "err="+result.Err.Message)
		return
	} else {
		hook = result.Data.(*model.IncomingWebhook)
	}

	var channel *model.Channel
	var cchan store.StoreChannel

	if len(channelName) != 0 {
		if channelName[0] == '@' {
			if result := <-api.Srv.Store.User().GetByUsername(hook.TeamId, channelName[1:]); result.Err != nil {
				c.Err = model.NewAppError("incomingWebhook", "Couldn't find the user", "err="+result.Err.Message)
				return
			} else {
				channelName = model.GetDMNameFromIds(result.Data.(*model.User).Id, hook.UserId)
			}
		} else if channelName[0] == '#' {
			channelName = channelName[1:]
		}

		cchan = api.Srv.Store.Channel().GetByName(hook.TeamId, channelName)
	} else {
		cchan = api.Srv.Store.Channel().Get(hook.ChannelId)
	}

	overrideUsername := props["username"]
	overrideIconUrl := props["icon_url"]

	if result := <-cchan; result.Err != nil {
		c.Err = model.NewAppError("incomingWebhook", "Couldn't find the channel", "err="+result.Err.Message)
		return
	} else {
		channel = result.Data.(*model.Channel)
	}

	pchan := api.Srv.Store.Channel().CheckPermissionsTo(hook.TeamId, channel.Id, hook.UserId)

	// create a mock session
	c.Session = model.Session{UserId: hook.UserId, TeamId: hook.TeamId, IsOAuth: false}

	if !c.HasPermissionsToChannel(pchan, "createIncomingHook") && channel.Type != model.CHANNEL_OPEN {
		c.Err = model.NewAppError("incomingWebhook", "Inappropriate channel permissions", "")
		return
	}

	if _, err := api.CreateWebhookPost(c, channel.Id, text, overrideUsername, overrideIconUrl); err != nil {
		c.Err = err
		return
	}

	w.Header().Set("Content-Type", "text/plain")
	w.Write([]byte("ok"))
}

func getChannel(c *api.Context, w http.ResponseWriter, r *http.Request) {
	params := mux.Vars(r)
	name := params["channelname"]
	teamName := params["team"]

	var team *model.Team
	if result := <-api.Srv.Store.Team().GetByName(teamName); result.Err != nil {
		c.Err = result.Err
		return
	} else {
		team = result.Data.(*model.Team)
	}

	// We are logged into a different team.  Lets see if we have another
	// session in the cookie that will give us access.
	if c.Session.TeamId != team.Id {
		index, session := api.FindMultiSessionForTeamId(r, team.Id)
		if session == nil {
			// redirect to login
			http.Redirect(w, r, c.GetSiteURL()+"/"+team.Name+"/?redirect="+url.QueryEscape(r.URL.Path), http.StatusTemporaryRedirect)
		} else {
			c.Session = *session
			c.SessionTokenIndex = index
		}
	}

	userChan := api.Srv.Store.User().Get(c.Session.UserId)

	var channelId string
	if result := <-api.Srv.Store.Channel().CheckPermissionsToByName(c.Session.TeamId, name, c.Session.UserId); result.Err != nil {
		c.Err = result.Err
		return
	} else {
		channelId = result.Data.(string)
	}

	var user *model.User
	if ur := <-userChan; ur.Err != nil {
		c.Err = ur.Err
		c.RemoveSessionCookie(w, r)
		l4g.Error("Error in getting users profile for id=%v forcing logout", c.Session.UserId)
		return
	} else {
		user = ur.Data.(*model.User)
	}

	if len(channelId) == 0 {
		if strings.Index(name, "__") > 0 {
			// It's a direct message channel that doesn't exist yet so let's create it
			ids := strings.Split(name, "__")
			otherUserId := ""
			if ids[0] == c.Session.UserId {
				otherUserId = ids[1]
			} else {
				otherUserId = ids[0]
			}

			if sc, err := api.CreateDirectChannel(c, otherUserId); err != nil {
				api.Handle404(w, r)
				return
			} else {
				channelId = sc.Id
			}
		} else {
			// We will attempt to auto-join open channels
			if cr := <-api.Srv.Store.Channel().GetByName(c.Session.TeamId, name); cr.Err != nil {
				http.Redirect(w, r, c.GetTeamURL()+"/channels/town-square", http.StatusFound)
			} else {
				channel := cr.Data.(*model.Channel)
				if channel.Type == model.CHANNEL_OPEN {
					api.JoinChannel(c, channel.Id, "")
					if c.Err != nil {
						return
					}

					channelId = channel.Id
				} else {
					http.Redirect(w, r, c.GetTeamURL()+"/channels/town-square", http.StatusFound)
				}
			}
		}
	}

	page := NewHtmlTemplatePage("channel", "")
	page.Props["Title"] = name + " - " + team.DisplayName + " " + page.ClientCfg["SiteName"]
	page.Props["TeamDisplayName"] = team.DisplayName
	page.Props["TeamName"] = team.Name
	page.Props["TeamType"] = team.Type
	page.Props["TeamId"] = team.Id
	page.Props["ChannelName"] = name
	page.Props["ChannelId"] = channelId
	page.Props["UserId"] = c.Session.UserId
	page.Team = team
	page.User = user
	page.Render(c, w)
}

func incomingWebhook(c *api.Context, w http.ResponseWriter, r *http.Request) {
	if !utils.Cfg.ServiceSettings.EnableIncomingWebhooks {
		c.Err = model.NewAppError("incomingWebhook", "Incoming webhooks have been disabled by the system admin.", "")
		c.Err.StatusCode = http.StatusNotImplemented
		return
	}

	params := mux.Vars(r)
	id := params["id"]

	hchan := api.Srv.Store.Webhook().GetIncoming(id)

	r.ParseForm()

	var parsedRequest *model.IncomingWebhookRequest
	if r.Header.Get("Content-Type") == "application/json" {
		parsedRequest = model.IncomingWebhookRequestFromJson(r.Body)
	} else {
		parsedRequest = model.IncomingWebhookRequestFromJson(strings.NewReader(r.FormValue("payload")))
	}

	if parsedRequest == nil {
		c.Err = model.NewAppError("incomingWebhook", "Unable to parse incoming data", "")
		return
	}

	text := parsedRequest.Text
	if len(text) == 0 && parsedRequest.Attachments == nil {
		c.Err = model.NewAppError("incomingWebhook", "No text specified", "")
		return
	}

	channelName := parsedRequest.ChannelName
	webhookType := parsedRequest.Type

	//attachments is in here for slack compatibility
	if parsedRequest.Attachments != nil {
		if len(parsedRequest.Props) == 0 {
			parsedRequest.Props = make(model.StringInterface)
		}
		parsedRequest.Props["attachments"] = parsedRequest.Attachments
		webhookType = model.POST_SLACK_ATTACHMENT
	}

	var hook *model.IncomingWebhook
	if result := <-hchan; result.Err != nil {
		c.Err = model.NewAppError("incomingWebhook", "Invalid webhook", "err="+result.Err.Message)
		return
	} else {
		hook = result.Data.(*model.IncomingWebhook)
	}

	var channel *model.Channel
	var cchan store.StoreChannel

	if len(channelName) != 0 {
		if channelName[0] == '@' {
			if result := <-api.Srv.Store.User().GetByUsername(hook.TeamId, channelName[1:]); result.Err != nil {
				c.Err = model.NewAppError("incomingWebhook", "Couldn't find the user", "err="+result.Err.Message)
				return
			} else {
				channelName = model.GetDMNameFromIds(result.Data.(*model.User).Id, hook.UserId)
			}
		} else if channelName[0] == '#' {
			channelName = channelName[1:]
		}

		cchan = api.Srv.Store.Channel().GetByName(hook.TeamId, channelName)
	} else {
		cchan = api.Srv.Store.Channel().Get(hook.ChannelId)
	}

	overrideUsername := parsedRequest.Username
	overrideIconUrl := parsedRequest.IconURL

	if result := <-cchan; result.Err != nil {
		c.Err = model.NewAppError("incomingWebhook", "Couldn't find the channel", "err="+result.Err.Message)
		return
	} else {
		channel = result.Data.(*model.Channel)
	}

	pchan := api.Srv.Store.Channel().CheckPermissionsTo(hook.TeamId, channel.Id, hook.UserId)

	// create a mock session
	c.Session = model.Session{UserId: hook.UserId, TeamId: hook.TeamId, IsOAuth: false}

	if !c.HasPermissionsToChannel(pchan, "createIncomingHook") && channel.Type != model.CHANNEL_OPEN {
		c.Err = model.NewAppError("incomingWebhook", "Inappropriate channel permissions", "")
		return
	}

	if _, err := api.CreateWebhookPost(c, channel.Id, text, overrideUsername, overrideIconUrl, parsedRequest.Props, webhookType); err != nil {
		c.Err = err
		return
	}

	w.Header().Set("Content-Type", "text/plain")
	w.Write([]byte("ok"))
}

func incomingWebhook(c *api.Context, w http.ResponseWriter, r *http.Request) {
	params := mux.Vars(r)
	id := params["id"]

	hchan := api.Srv.Store.Webhook().GetIncoming(id)

	r.ParseForm()

	props := model.MapFromJson(strings.NewReader(r.FormValue("payload")))

	text := props["text"]
	if len(text) == 0 {
		c.Err = model.NewAppError("incomingWebhook", "No text specified", "")
		return
	}

	channelName := props["channel"]

	var hook *model.IncomingWebhook
	if result := <-hchan; result.Err != nil {
		c.Err = model.NewAppError("incomingWebhook", "Invalid webhook", "err="+result.Err.Message)
		return
	} else {
		hook = result.Data.(*model.IncomingWebhook)
	}

	var channel *model.Channel
	var cchan store.StoreChannel

	if len(channelName) != 0 {
		if channelName[0] == '@' {
			if result := <-api.Srv.Store.User().GetByUsername(hook.TeamId, channelName[1:]); result.Err != nil {
				c.Err = model.NewAppError("incomingWebhook", "Couldn't find the user", "err="+result.Err.Message)
				return
			} else {
				channelName = model.GetDMNameFromIds(result.Data.(*model.User).Id, hook.UserId)
			}
		} else if channelName[0] == '#' {
			channelName = channelName[1:]
		}

		cchan = api.Srv.Store.Channel().GetByName(hook.TeamId, channelName)
	} else {
		cchan = api.Srv.Store.Channel().Get(hook.ChannelId)
	}

	// parse links into Markdown format
	linkWithTextRegex := regexp.MustCompile(`<([^<\|]+)\|([^>]+)>`)
	text = linkWithTextRegex.ReplaceAllString(text, "[${2}](${1})")

	linkRegex := regexp.MustCompile(`<\s*(\S*)\s*>`)
	text = linkRegex.ReplaceAllString(text, "${1}")

	if result := <-cchan; result.Err != nil {
		c.Err = model.NewAppError("incomingWebhook", "Couldn't find the channel", "err="+result.Err.Message)
		return
	} else {
		channel = result.Data.(*model.Channel)
	}

	pchan := api.Srv.Store.Channel().CheckPermissionsTo(hook.TeamId, channel.Id, hook.UserId)

	post := &model.Post{UserId: hook.UserId, ChannelId: channel.Id, Message: text}

	if !c.HasPermissionsToChannel(pchan, "createIncomingHook") && channel.Type != model.CHANNEL_OPEN {
		c.Err = model.NewAppError("incomingWebhook", "Inappropriate channel permissions", "")
		return
	}

	// create a mock session
	c.Session = model.Session{UserId: hook.UserId, TeamId: hook.TeamId, IsOAuth: false}

	if _, err := api.CreatePost(c, post, false); err != nil {
		c.Err = model.NewAppError("incomingWebhook", "Error creating post", "err="+err.Message)
		return
	}

	w.Header().Set("Content-Type", "text/plain")
	w.Write([]byte("ok"))
}

//.........这里部分代码省略.........

	r.ParseForm()

	var props map[string]string
	if r.Header.Get("Content-Type") == "application/json" {
		props = model.MapFromJson(r.Body)
	} else {
		props = model.MapFromJson(strings.NewReader(r.FormValue("payload")))
	}

	text := props["text"]
	if len(text) == 0 {
		c.Err = model.NewAppError("incomingWebhook", "No text specified", "")
		return
	}

	channelName := props["channel"]

	overrideUsername := props["username"]
	overrideIconUrl := props["icon_url"]

	var hook *model.IncomingWebhook
	if result := <-hchan; result.Err != nil {
		c.Err = model.NewAppError("incomingWebhook", "Invalid webhook", "err="+result.Err.Message)
		return
	} else {
		hook = result.Data.(*model.IncomingWebhook)
	}

	var channel *model.Channel
	var cchan store.StoreChannel

	if len(channelName) != 0 {
		if channelName[0] == '@' {
			if result := <-api.Srv.Store.User().GetByUsername(hook.TeamId, channelName[1:]); result.Err != nil {
				c.Err = model.NewAppError("incomingWebhook", "Couldn't find the user", "err="+result.Err.Message)
				return
			} else {
				channelName = model.GetDMNameFromIds(result.Data.(*model.User).Id, hook.UserId)
			}
		} else if channelName[0] == '#' {
			channelName = channelName[1:]
		}

		cchan = api.Srv.Store.Channel().GetByName(hook.TeamId, channelName)
	} else {
		cchan = api.Srv.Store.Channel().Get(hook.ChannelId)
	}

	// parse links into Markdown format
	linkWithTextRegex := regexp.MustCompile(`<([^<\|]+)\|([^>]+)>`)
	text = linkWithTextRegex.ReplaceAllString(text, "[${2}](${1})")

	linkRegex := regexp.MustCompile(`<\s*(\S*)\s*>`)
	text = linkRegex.ReplaceAllString(text, "${1}")

	if result := <-cchan; result.Err != nil {
		c.Err = model.NewAppError("incomingWebhook", "Couldn't find the channel", "err="+result.Err.Message)
		return
	} else {
		channel = result.Data.(*model.Channel)
	}

	pchan := api.Srv.Store.Channel().CheckPermissionsTo(hook.TeamId, channel.Id, hook.UserId)

	post := &model.Post{UserId: hook.UserId, ChannelId: channel.Id, Message: text}
	post.AddProp("from_webhook", "true")

	if utils.Cfg.ServiceSettings.EnablePostUsernameOverride {
		if len(overrideUsername) != 0 {
			post.AddProp("override_username", overrideUsername)
		} else {
			post.AddProp("override_username", model.DEFAULT_WEBHOOK_USERNAME)
		}
	}

	if utils.Cfg.ServiceSettings.EnablePostIconOverride {
		if len(overrideIconUrl) != 0 {
			post.AddProp("override_icon_url", overrideIconUrl)
		} else {
			post.AddProp("override_icon_url", model.DEFAULT_WEBHOOK_ICON)
		}
	}

	if !c.HasPermissionsToChannel(pchan, "createIncomingHook") && channel.Type != model.CHANNEL_OPEN {
		c.Err = model.NewAppError("incomingWebhook", "Inappropriate channel permissions", "")
		return
	}

	// create a mock session
	c.Session = model.Session{UserId: hook.UserId, TeamId: hook.TeamId, IsOAuth: false}

	if _, err := api.CreatePost(c, post, false); err != nil {
		c.Err = model.NewAppError("incomingWebhook", "Error creating post", "err="+err.Message)
		return
	}

	w.Header().Set("Content-Type", "text/plain")
	w.Write([]byte("ok"))
}