initial commit

server/command_hooks.go

@@ -0,0 +1,88 @@
+package main
+
+import (
+	"fmt"
+	"strings"
+
+	"github.com/mattermost/mattermost-server/model"
+	"github.com/mattermost/mattermost-server/plugin"
+)
+
+const CommandTrigger = "sample_plugin"
+
+func (p *Plugin) registerCommand(teamId string) error {
+	if err := p.API.RegisterCommand(&model.Command{
+		TeamId:           teamId,
+		Trigger:          CommandTrigger,
+		AutoComplete:     true,
+		AutoCompleteHint: "(true|false)",
+		AutoCompleteDesc: "Enables or disables the sample plugin hooks.",
+		DisplayName:      "Sample Plugin Command",
+		Description:      "A command used to enable or disable the sample plugin hooks.",
+	}); err != nil {
+		p.API.LogError(
+			"failed to register command",
+			"error", err.Error(),
+		)
+	}
+
+	return nil
+}
+
+func (p *Plugin) emitStatusChange() {
+	p.API.PublishWebSocketEvent("status_change", map[string]interface{}{
+		"enabled": !p.disabled,
+	}, &model.WebsocketBroadcast{})
+}
+
+// ExecuteCommand executes a command that has been previously registered via the RegisterCommand
+// API.
+//
+// This sample implementation responds to a /sample_plugin command, allowing the user to enable
+// or disable the sample plugin's hooks functionality (but leave the command and webapp enabled).
+func (p *Plugin) ExecuteCommand(c *plugin.Context, args *model.CommandArgs) (*model.CommandResponse, *model.AppError) {
+	if !strings.HasPrefix(args.Command, "/"+CommandTrigger) {
+		return &model.CommandResponse{
+			ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL,
+			Text:         fmt.Sprintf("Unknown command: " + args.Command),
+		}, nil
+	}
+
+	if strings.HasSuffix(args.Command, "true") {
+		if !p.disabled {
+			return &model.CommandResponse{
+				ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL,
+				Text:         "The sample plugin hooks are already enabled.",
+			}, nil
+		}
+
+		p.disabled = false
+		p.emitStatusChange()
+
+		return &model.CommandResponse{
+			ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL,
+			Text:         "Enabled sample plugin hooks.",
+		}, nil
+
+	} else if strings.HasSuffix(args.Command, "false") {
+		if p.disabled {
+			return &model.CommandResponse{
+				ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL,
+				Text:         "The sample plugin hooks are already disabled.",
+			}, nil
+		}
+
+		p.disabled = true
+		p.emitStatusChange()
+
+		return &model.CommandResponse{
+			ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL,
+			Text:         "Disabled sample plugin hooks.",
+		}, nil
+	}
+
+	return &model.CommandResponse{
+		ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL,
+		Text:         fmt.Sprintf("Unknown command action: " + args.Command),
+	}, nil
+}