initial commit

server/configuration.go

@@ -0,0 +1,112 @@
+package main
+
+import (
+	"fmt"
+
+	"github.com/mattermost/mattermost-server/model"
+)
+
+// OnConfigurationChange is invoked when configuration changes may have been made.
+//
+// This sample implementation ensures the configured sample user and channel are created for use
+// by the plugin.
+func (p *Plugin) OnConfigurationChange() error {
+	// Leverage the default implementation on the embedded plugin.Mattermost. This
+	// automatically attempts to unmarshal the plugin config block of the server's
+	// configuration onto the public members of Plugin, such as Username and ChannelName.
+	//
+	// Feel free to skip this and implement your own handler if you have more complex needs.
+	if err := p.MattermostPlugin.OnConfigurationChange(); err != nil {
+		p.API.LogError(err.Error())
+		return err
+	}
+
+	if err := p.ensureSampleUser(); err != nil {
+		p.API.LogError(err.Error())
+		return err
+	}
+
+	if err := p.ensureSampleChannels(); err != nil {
+		p.API.LogError(err.Error())
+		return err
+	}
+
+	return nil
+}
+
+func (p *Plugin) ensureSampleUser() *model.AppError {
+	var err *model.AppError
+
+	// Check for the configured user. Ignore any error, since it's hard to distinguish runtime
+	// errors from a user simply not existing.
+	user, _ := p.API.GetUserByUsername(p.Username)
+
+	// Ensure the configured user exists.
+	if user == nil {
+		user, err = p.API.CreateUser(&model.User{
+			Username: p.Username,
+			Password: "sample",
+			// AuthData           *string   `json:"auth_data,omitempty"`
+			// AuthService        string    `json:"auth_service"`
+			Email:     fmt.Sprintf("%s@example.com", p.Username),
+			Nickname:  "Sam",
+			FirstName: "Sample",
+			LastName:  "Plugin User",
+			Position:  "Bot",
+		})
+
+		if err != nil {
+			return err
+		}
+	}
+
+	teams, err := p.API.GetTeams()
+	if err != nil {
+		return err
+	}
+
+	for _, team := range teams {
+		// Ignore any error.
+		p.API.CreateTeamMember(team.Id, p.sampleUserId)
+	}
+
+	// Save the id for later use.
+	p.sampleUserId = user.Id
+
+	return nil
+}
+
+func (p *Plugin) ensureSampleChannels() *model.AppError {
+	teams, err := p.API.GetTeams()
+	if err != nil {
+		return err
+	}
+
+	p.sampleChannelIds = make(map[string]string)
+	for _, team := range teams {
+		// Check for the configured channel. Ignore any error, since it's hard to
+		// distinguish runtime errors from a channel simply not existing.
+		channel, _ := p.API.GetChannelByNameForTeamName(team.Name, p.ChannelName)
+
+		// Ensure the configured channel exists.
+		if channel == nil {
+			channel, err = p.API.CreateChannel(&model.Channel{
+				TeamId:      team.Id,
+				Type:        model.CHANNEL_OPEN,
+				DisplayName: "Sample Plugin",
+				Name:        p.ChannelName,
+				Header:      "The channel used by the sample plugin.",
+				Purpose:     "This channel was created by a plugin for testing.",
+			})
+
+			if err != nil {
+				return err
+			}
+		}
+
+		// Save the ids for later use.
+		p.sampleChannelIds[team.Id] = channel.Id
+	}
+
+	return nil
+}