Send Email to any Slack channels or DMs and stay free plan. (attachments is OK)

Let the slack free feature work for us like paid feature. There is a hack for you.

I was inspired by this project. Thanks to the author. https://github.com/kossiitkgp/email-to-slack

Preview

Key Features

• stay slack free plan.
• one click to deploy. (use Heroku Button)
• attachments is OK.

How To Use

1. Slack mail generation

1. Generate the email for forwarding to slack from "Preferences -> Messages and Media -> Bring emails into Slack" ex email: [something]@[workspace].slack.com

   this is the free slack feature.

2. Setup forwarding in gmail. Gmail sends a email to slack with the link to confirm. This email shows up in the slackbot. Click on the link and accept forwarding.

3. Send a sample mail to account to test whether it gets forwarded correctly. This email should show up in the slackbot dm.

2. Creating the Slack App

1. Go to api.slack.com/apps and create a new Slack app.
2. Save the following details: App ID and Verification token
3. In "Sidebar -> OAuth and Permissions" give the permissions for:
   • chat:write, im:history in User Token Scopes
4. Then Install the app from "Sidebar -> OAuth and Permissions"
5. get 7 vars. These will be used in the next step.

Config Variable	Description
APP_ID	You get this when you create the app
VERIFICATION_TOKEN	You get this when you create the app
TEAM_ID	ID of your slack workspace.
USLACKBOT_CHANNEL	The ID of the direct messaging channel between you and @slackbot
VERIFICATION_TOKEN	You get this when you create the app
SEND_TO_CHANNEK	The ID of the channel that u want to send
USER_TOKEN	User OAuth Toekn, on OAuth& Permissions page

3. Deploying to Heroku

Use button can deploy to heroku quickly. please input all 7 config vars.

4. Setup of Event Subscription

1. Navigate to "Sidebar -> Event Subscription" and turn on.
2. Put the link to the deployed server in "Request URL".
3. Subscribe to message.im in Subscribe to events on behalf of users

Viola the setup is complete!

Running Locally

Make sure you have Node.js installed.

$ git clone https://github.com/eskimo220/email----slack.git # or clone your own fork
$ cd email----slack
$ npm install
$ npm run dev

Your app should now be running on localhost:3000.