Sets Slack status using new Status API. Save the script somewhere in your $PATH and set it executable.

slackstatus.sh

#!/bin/bash
# Sets Slack status using new Status API. 
# Save the script somewhere in your $PATH and set it executable.

slacktoken=<Your auth token, get one here https://api.slack.com/custom-integrations/legacy-tokens>
apiurl="https://slack.com/api/users.profile.set?token="$slacktoken"&profile="

if ! [ $# -eq 0 ] && ! [ $# -eq 2 ]; then
  echo "Script takes exactly 0 (remove status ) or 2 arguments (emoji and status (in quotes if more than one word)).";
  exit 1;
fi

if [ $# -eq 0 ]
  then
    status="\"status_text\": \"\", \"status_emoji\": \"\""
  else
    case $1 in
      :*:)
        emoji="$1";;
      *)
        emoji=":$1:";;
    esac
    status="\"status_text\": \"$2\", \"status_emoji\": \"${emoji}\""
fi

response=$(curl --silent --data-urlencode "profile={$status}" $apiurl)
if ! [[ $response =~ \"ok\":true ]]; then
  echo "Setting status failed, check that emoji is valid?";
  echo "Response was: $response"
  exit 1;
else
  if [ $# -eq 0 ]; then
    echo "Status is unset."
  else
    echo "Status set to $2, emoji is $emoji"
  fi
fi