Good start on getting oauth token. It currently does not display the application name when requesting access though.

ratatoskr.sh

@@ -0,0 +1,44 @@
+#!/usr/bin/env bash
+
+# Hopefully one day this will be a full featured Pleroma client.
+# Let's see how far we can get. :)
+
+# Get an oauth token
+get_oauth_token() {
+    echo "Welcome to ${softwareName}!"
+    echo
+    echo "Let's get you connected to your instance."
+    while true; do
+        read -e -p "Enter the URL of a Pleroma instance: " instanceURL
+        if [[ ! "${instanceURL}" =~ ^https://[a-zA-Z0-9._-]+\.[a-zA-Z]{2,}$ ]]; then
+            echo "Invalid URL format. Please enter a valid URL that starts with 'https'."
+            echo
+        else
+            break
+        fi
+    done
+    # Generate a client id
+    clientId="$(shuf -en42 -- {a..z} {A..Z} {0..9} - _)"
+    # Fix the output from shuf so that it is a single string.
+    clientId="${clientId//[[:space:]]/}"
+    # Create the redirect uri, basically not needed here, but we need something
+    redirectURI="file://$(realpath ${0})"
+    # Create the url to get the oauth token
+    local url="${instanceURL}/oauth/authorize?client_id=${clientId}&redirect_uri=${redirectURI}&response_type=code&scope=read%20write%20follow"
+    echo "Please open the following url in your browser."
+    echo "Copy the generated token, and paste it here."
+    echo
+    echo "${url}"
+    echo
+}
+
+
+# Variable initialization
+configPath="${XDG_CONFIG_HOME:-$HOME/.config}/ratatoskr" # Path for settings, usually ~/.config/ratatoskr
+configFile="default.token" # The default token, eventually will support multiple accounts.
+softwareName="Ratatoskr" # The name of the client.
+
+
+# Main code starts here
+get_oauth_token
+exit 0