Mattermost Microsoft Calendar Plugin

Help Wanted

This plugin supports a two-way integration between Mattermost and Microsoft Outlook Calendar. For a stable production release, please download the latest version in the Releases tab and follow these instructions for install and configuration.

Table of Contents

• 1. Features
• 2. Configuration

2. Configuration

Step 1 Create Mattermost App Azure (Private or Enterprise MS account)

• Sign into portal.azure.com
  • from the hamburger menu -> Azure Active Directory

Azure Active Directory

• App registrations
  • New registration - Mattermost MS Calendar Plugin
• Certificates & secrets
  • New client secret
• API permissions -> MsGraph -> calendars
  • add needed permissions
  • (Read, Read.Shared, ReadWrite, ReadWrite.Shared)
• Authentication
  • Redirect URI -> <MM_SITEURL>/plugins/com.mattermost.mscalendar/oauth2/complete
    • For development (use ngrok.io URL)

Step 2 Configure Plugin Settings

System Console > PLUGINS > Microsoft Calendar

Personal

• Admin User IDs - Add your sysadmin user ID
• tenantID - Leave as “common"
• clientID - copy from Azure App
• Client Secret - copy from Azure App

Enterprise

• Admin User IDs - Add your sysadmin user ID
• tenantID - copy form Azure App
• clientID - copy from Azure App
• Client Secret - copy from Azure App