How to see online user in php?
$time = time(); $query = mysql_query(“SELECT user_id, timestamp FROM online_users WHERE user_id = ‘$user_id’ AND timestamp > ‘$time'”); If this query returns more than 0 rows, the user is considered online.
What user is PHP running as?
The user that runs apache/php is www-data . Run sudo chown -R www-data:www-data /var/www/deploy. log to make the file editable by the web server. The other files you want to perform operations on also need to be writable by the webserver.
How do we check if a user is logged in in PHP?
If you have two PHP applications on a webserver, both checking a user’s login status with a boolean flag in a session variable called ‘isLoggedIn’, then a user could log into one of the applications and then automagically gain access to the second without credentials.
Which PHP function is used to make a user logged out from a website?
That is, the $_SESSION[“member_id”] is set to manage the logged-in session. It will remain until log out or quit the browser. While logout, we unset all the session variables using the PHP unset() function.
What user does PHP FPM run as?
By default the web server and php-fpm runs with the user called www-data. It is often required that we need to run php-fpm on different users for different websites. Running each site with its own uid/gid is more secure and easier to deal with.
How can I get hostname in php?
PHP | gethostname() Function The gethostname() function is an inbuilt function in PHP which returns the host or domain name for the local machine. This function is applicable after PHP 5.3. 0 before that there was another function called php_uname function.
How do I authenticate a user in php?
Steps to create a user login authentication system in PHP
- Create a MySQL database with users table.
- Create a user login panel to submit login details to PHP.
- Generate query to compare user login details with the MySQL user database.
How can I get session data in php?
To test a session, create “index. php” with the following code: php session_start(); if(isset($_SESSION[‘views’])) $_SESSION[‘views’] = $_SESSION[‘views’]+ 1; else $_SESSION[‘views’] = 1; echo “views = ” .
How do I keep a user logged in PHP?
User logs in with ‘keep me logged in’ Create session. Create a cookie called SOMETHING containing: md5(salt+username+ip+salt) and a cookie called somethingElse containing id. Store cookie in database.
How do I logout and login a session in PHP?
You will first create a database and a table named login and then create a login form with simply two fields, username and password. Then you will make a connection with your MySQL table “login” and enter some PHP code. I will use a session for authentication purposes in login and logout. This is your “login.
How do I find my localhost IP in PHP?
The simplest way to collect the visitor IP address in PHP is the REMOTE_ADDR. Pass the ‘REMOTE_ADDR’ in PHP $_SERVER variable. It will return the IP address of the visitor who is currently viewing the webpage.
How would you authorize a user via an API PHP?
Client Credentials Flow First, turn on the Client Credentials grant on then Advanced settings > Grant Types tab on the Application settings page. Next, authorize the Application for the API being used on the Machine to Machine Applications tab on the API’s Settings page.
How do I use Google Authenticator with PHP?
Learn how to use Google Multi factor authentication in PHP
- Using Google Multi Factor Authentication in PHP.
- Step 1: Download and Install Google Authenticator Application:
- Step 2: Database Configuration:
- Step 3: Database Connection Script:
- Step 4: Registration Page:
- Step 5: Login Page:
- Step 6: Create Library file: