text_server

#!/usr/bin/env bash

# Project Settings
NUMBER=1234567890;
LOG_PATH="/var/log/MessageMe/log.txt"
NGINX_FILE="MessageMe_nginx.conf"
WEB_USER="REDACTED";


# Run `sudo ./text_server` to install.
if [ -z "$1" ]; then
    if [[ $(whoami) = "root"  ]] ; then

      echo "Running server setup..."

      FULL_FILE_PATH="$(readlink -f $0)"
      FILE_NAME="$(basename $FULL_FILE_PATH)"
      FILE_DIR="$(dirname $FULL_FILE_PATH)"

      # Create the LOGFILE if it doesn't exist.
      echo "... Creating log-file"
      mkdir -p $(dirname $LOG_PATH)
      touch $LOG_PATH;
      chown $WEB_USER $LOG_PATH;


      # Based on: http://stackoverflow.com/a/630387/2456258
      echo "... Deleting old /bin/ script"
      SCRIPT_DEST="/bin/$FILE_NAME";
      if [ -e $SCRIPT_DEST ]; then
        echo "... Deleting old /bin/ script";
        rm $SCRIPT_DEST;
      fi
      echo "... Adding current script path to /bin/"
      ln -s $FULL_FILE_PATH $SCRIPT_DEST


      # Set up the nginx path.
      NGINX_DEST="/etc/nginx/sites-enabled/$NGINX_FILE";
      if [ -e $NGINX_DEST ]; then
        echo "... Deleting old nginx configuration";
        rm $NGINX_DEST;
      fi

      echo "... Enabling nginx configuration"
      ln -s $FILE_DIR/$NGINX_FILE $NGINX_DEST;
      service nginx restart


      echo "... Setup complete!"
      exit 0;

    fi
fi



# Argument Setup.
MESSAGE=$1;
TIME_DUE=$2;


# Calculate when this datetime should be sent off.
TIME_NOW=$(date +"%s");
WAIT=$((TIME_DUE-TIME_NOW));

send-text-from-textbelt () {
  # Argument 1: The delay-time before calling curl.
  if [ ! -z "$1" ]; then
    sleep $1;
  fi

  RESPONSE=$(curl -s POST http://textbelt.com/text \
                  -d number=$NUMBER \
                  -d "message=$MESSAGE");

  echo "'$(date)' delayed $WAIT @ $NUMBER ::: $RESPONSE" >> $LOG_PATH;

}


# If the message was already due, then send it off without delay.
if [[ ! $WAIT -gt 0 ]]; then
  send-text-from-textbelt &

else
  send-text-from-textbelt $WAIT &
fi