% SEND2SLACK Send text message and optional file to slack from Matlab. % % USAGE % send2slack('Hello, world!') % send2slack('Hello, world!', 'file', 'pics/theworld.jpg') % send2slack('Hello, world!', 'file', 'pics/theworld.jpg','url',mySecretURL,'token',mySecretToken','channel',myChannelID) % % - messages are handled by webwrite % - files are handled by operating system call to curl % % NOTES ON SLACK SETUP % We need to create a channel and App in Slack, and either pass the % relevant (private) tokens as inputs to this function, or put them in the % function "getSlackParam" % 1. make a new channel to receive your messages (or use an existing % channel). You need the channel ID - it's an alphanumeric code that you % can get in the Channel Details section - Right-click, or hit the drop-down % next to the channel name. Code is at the bottom of the "About" section % 2. Make a new App - follow the instructions here - https://api.slack.com/apps % 3. get the URL for the Incoming Webhook (under Features) and put it in % the file "getSlackParam" % 4. Edit Features > OAuth and Permissions % Add a Bot Token Scope "files:write" % 5. Install your App (the website should prompt you to do this) % 6. In your new slack channel, invite the app: /invite @yourAppName % You should now be in business % % Nicholas Price 20210909