README.md

CHAT APPLICATION

This is a simple Chat application written in php, javascript and ajax

WORKING

This works based on polling, every 5 seconds it checks for new message in database new messages are returned to the user

FUTURE SCOPE

• To add security options
• To include group chat options
• To include upload of multimedia

INSTALLATION

Follow the below steps for apache server

• Create the directory for your_domain and move to the directory

  sudo mkdir /var/www/your_domain
  cd /var/www/your_domain
  

• Clone the repo or download the files inside the current directory,To Clone the repo

  git clone "https://github.com/yogeeswar2001/cpu_scheduling_algo_simulator.git"
  

• Assign ownership of the directory with the $USER environment variable

  sudo chown -R $USER:$USER /var/www/your_domain
  

• open a new configuration file in Apache sites-available directory using preferred command-line editor

  sudo vim /etc/apache2/sites-available/your_domain.conf
  

• Paste in the following configuration

  <VirtualHost *:80>
    ServerName your_domain
    ServerAlias www.your_domain
    ServerAdmin webmaster@localhost
    DocumentRoot /var/www/your_domain
    ErrorLog ${APACHE_LOG_DIR}/error.log
    CustomLog ${APACHE_LOG_DIR}/access.log combined
  </VirtualHost>
  

• Run the following commands to enable the web app

  sudo a2ensite your_domain
  sudo a2dissite 000-default
  

  The below command should give "syntax OK" which ensures configuration file doesn’t contain syntax error, if so reload apache

  sudo apache2ctl configtest
  

  sudo systemctl reload apache2
  

• Open the browser and type localhost in the url

Follow the steps to create database with MySQL

• Create a database, the use the chat_App.sql to import the database

  create database database_name
  use database_name
  source path_to_sql_sorce_file
  

• Change the $username, $pwd, $db in db_conn.php