PHP Session::LogIn Examples

Programming Language: PHP

Class/Type: Session

Method/Function: LogIn

Examples at hotexamples.com: 1

PHP Session login enables a user to access restricted pages or sections of a web application after successful authentication. After a user logs in, the PHP session stores their login credentials and grants access to the areas of the web application that they are authorized to access.

The following code example demonstrates how to create a basic login script using PHP session:

// Start the session
session_start();

// Check if the user has already logged in
if(isset($_SESSION['user_id'])) {
  header("location: dashboard.php"); //redirect to the dashboard page
}

// If the form has been submitted, validate the user's credentials
if ($_SERVER['REQUEST_METHOD'] == 'POST') {
  // Authenticate the user (example implementation)
  $username = $_POST['username'];
  $password = $_POST['password'];
  
  // If the user is authenticated, store their user ID in the session and redirect to the dashboard page
  if (authenticate_user($username, $password)) {
    $_SESSION['user_id'] = $user_id;
    header("location: dashboard.php");
  } else {
    $error_message = "Invalid login credentials.";
  }
}

// Output the login form
echo '
  
    
    
    
  
';

In this example, `session_start()` is called at the beginning of the script to start the session. The script checks whether the user has already logged in by checking if their `user_id` is stored in the session. If the user has not yet logged in, the script displays a login form. The form is submitted via POST to the same script. If the user's credentials are valid, their `user_id` is stored in the session and they are redirected to the dashboard page. The package library used in this example is the PHP built-in session library. Overall, PHP session login is a widely-used and effective method for managing user authentication and access control in web applications. By using PHP session, developers can easily manage user access and persist login credentials across multiple pages.

PHP Session::LogIn - 1 examples found. These are the top rated real world PHP examples of Session::LogIn from package huge extracted from open source projects. You can rate examples to help us improve the quality of examples.

Frequently Used Methods

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getUser(30)

sendRedirect(30)

flash(30)

save(30)

add(30)

newInstance(30)

init(30)

singleton(30)

initNavigateListItems(30)

start(30)

flush(30)

notice(30)

addMessageAfterRedirect(30)

forget(30)

menu_perms(30)

delete(30)

getLoginUserID(30)

token(30)

addToNavigateListItems(30)

instance(30)

set(30)

getValue(30)

get_session_user(30)

remove(30)

has(30)

getUserID(30)

read(30)

error(30)

getUserId(30)

Set(30)

Messages(30)

create(30)

destroy(30)

getPluralNumber(30)

put(30)

push(30)

getSession(30)

pull(30)

set_flash(30)

exists(30)

haveRight(30)

haveRightsOr(30)

resetSessions(30)

getLoggedInUser(30)

clear(30)

language(30)

checkToken(30)

currentUser(30)

checkRight(30)

isLoggedIn(30)

Session Class Documentation

Example #1

Show file

File: home.php Project: radek77/odwyer

<?php

require_once 'session.php';
$session = new Session();
if (!$session->LogIn($_POST['uid'], $_POST['pwd'])) {
    echo "<html>";
    echo "<head>";
    echo "<title>J.R. O'Dwyer Co.</title>";
    echo "</head>";
    echo "<body bgcolor=\"#ffffff\" text=\"Black\" link=\"Blue\" vlink=\"Purple\" alink=\"Red\" leftmargin=\"0\" topmargin=\"0\" marginheight=\"0\" marginwidth=\"0\">";
    echo "<br><br><div align=\"center\"><span class=\"bodytext\"><b>Your Log-In Failed<br><br><a href=\"index.php\" target=\"_top\">Click Here to Try Again</a></b></span></div>";
    echo "</body>";
    echo "</html>";
} else {
    ?>
<html>
<head>
<meta http-equiv="cache-control" content="no-cache">
<title>J.R. O'Dwyer Co.</title>
</head>
<frameset rows="23,*" border="0">
    <frame name="toolbar" src="toolbar.php?sessionid=<?php 
    echo $session->SessionID;
    ?>
" marginwidth="0" marginheight="0" scrolling="no" frameborder="0" border="0" noresize="no">
    <frame name="main" src="main.php?sessionid=<?php 
    echo $session->SessionID;
    ?>
" marginwidth="0" marginheight="0" scrolling="yes" frameborder="0" border="0" noresize="auto">
</frameset>
</html>