This is a basic script to for a user management system. This is just a back end, and you will be required to program the front end. I reccomend experience with PHP and such. Don't be suprised for a few bugs, it is still in it's alpha stage.
By : ipzero
<?
function checkUser($user, $pass) {
$fp = fopen("filename", "r");
$auth = false;
while (!feof($fp)) {
$parts = explode("||:|:||", trim(fgets($fp, 1024)));
if ($parts[0] == substr(crypt($user, "mn"), 2)) {
if ($parts[1] == substr(crypt($pass, "jh"), 2)) {
$auth = true;
break;
}
}
}
fclose($fp);
return $auth;
}
function addUser($user, $pass, $email) {
$fp = fopen("filename", "r");
$user = substr(crypt(trim($user), "mn"), 2);
while (!feof($fp)) {
$parts = explode("||:|:||", trim(fgets($fp, 1024)));
if ($parts[0] == $user) {
return 0;
exit;
}
}
fclose($fp);
$fp = fopen("filename", "a");
$pass = substr(crypt(trim($pass), "jh"), 2);
$email = trim($email);
$string = $user."||:|:||".$pass."||:|:||".$email."\n";
fwrite ($fp, $string);
fclose($fp);
return 1;
}
function findUser($user) {
$fp = fopen("filename", "r");
$found = false;
$i = 0;
while (!feof($fp)) {
$parts = explode("||:|:||", trim(fgets($fp, 1024)));
if ($parts[0] == substr(crypt($user, "mn"), 2)) {
print ("User <b><i>$user</i></b> found at line <b>$i</b>:<br>$parts[0]<br>$parts[1]<br>$parts[2]");
break;
}
$i++;
}
}
function deleteUser($user) {
$user = substr(crypt(trim($user), "mn"), 2);
$newfile[0] = "";
$content = file("");
$i = 0;
for(; $i < count($content); $i++) {
$parts = explode("||:|:||", trim($content[$i]));
if (!$parts[0] == $user) {
$newfile[$i] = $content[$i];
}
}
$fp = fopen("filename", "w")
or die ("Could not open file for writing");
for ($i = 0; $i < count($newfile); $i++) {
fwrite($fp, $newfile[$i]."\n");
}
fclose ($fp);
}
?>
| DISCLAIMER: The content provided in this article is not warranted or guaranteed by Developer Shed, Inc. The content provided is intended for entertainment and/or educational purposes in order to introduce to the reader key ideas, concepts, and/or product reviews. As such it is incumbent upon the reader to employ real-world tactics for security and implementation of best practices. We are not liable for any negative consequences that may result from implementing any information covered in our articles or tutorials. If this is a hardware review, it is not recommended to open and/or modify your hardware. |
More User Management Code Articles
More By Codewalkers
 developerWorks - FREE Tools!
|
Hold your calendar on January 30, 2008 for this free webcast on the new i5/OS. Rational's Enterprise Modernization products will be discussed at this webcast as they help to drive the application development environment for this new System i OS. <br />And learn how i5/OS will take you to the next step of efficient, resilient business processing. You will hear about the new i5/OS capabilities as it will be the most significant i5/OS release in years. If you cannot join the webcast on 1/30/08 you can still use this link to listen to the replay.<br />
FREE! Go There Now!
|
|
|
|
You'll get answers to many questions and more from David Barnes, Lead Evangelist for IBM Emerging Internet Technologies. David will discuss aspects of Web 2.0 that bring value to corporations, academia, and government. He'll also discuss IBM's vision around Web 2.0, including the importance of remixability and consumability. The discussion will culminate with examples of various IBM Software Group solutions you can use to get ahead of the Web 2.0 adoption curve.
FREE! Go There Now!
|
|
|
|
Download a free trial version of IBM Rational Developer for System i V7.1, which provides a complete development environment for traditional i5/OS application development. IBM Rational Developer for System i is a new eclipse-based workstation offering for i5/OS application development that provides a comprehensive Integrated Development Environment for edit/compile/debug of traditional RPG/COBOL/C/C++ i5/OS applications.
FREE! Go There Now!
|
|
|
|
Analysts, architects, and developers who have existing COBOL or PL/I skills and want to extend those skills to deploy new workloads on the mainframe can use the IBM Enterprise Modernization Sandbox for System z to find hands-on walkthroughs of common real world scenarios. The scenarios provide examples of how to rapidly design, create, assemble, test, and deploy high-quality Web, Web services, portal, and SOA applications for IBM CICS, IBM IMS, and IBM WebSphere Application Server.
FREE! Go There Now!
|
|
|
|
Secure your Web applications with IBM Rational AppScan Standard Edition V7.7, previously known as Watchfire AppScan. This Web application security testing tool automates vulnerability assessments and scans and tests for common Web application vulnerabilities. Visit IBM developerWorks to download a free trial of IBM Rational AppScan Standard Edition V7.7.
FREE! Go There Now!
|
|
|
|
Listen to this webcast to get an overview of Info 2.0 and a technical demo of how to quickly build an enterprise mashup. IBM's Info 2.0 technology leverages emerging Web 2.0 technologies such as mashups, feeds, AJAX, and JSON in order to simplify assembly of information using feeds and services. Come learn about the technical elements of Info 2.0 including the Feed Generation framework, Mashup Engine, and mashup assembly components. Learn how to pull information from databases, departmental information, and the Web to create mashups critical to your company’s success. We will also discuss best practices to help you get started.
FREE! Go There Now!
|
|
|
|
Get a free trial download of the latest version of IBM Rational Performance Tester V7.0.1, a load and performance testing solution for teams concerned about the scalability of their Web-based applications. Combining multiple ease-of-use features with granular detail, Rational Performance Tester simplifies the test-creation, load-generation and data-collection processes that help teams ensure the ability of their applications to accommodate required user loads.
FREE! Go There Now!
|
|
|
|
You can now evaluate IBM Rational Asset Manager V7.0 online without installing or configuring it on your own system! Rational Asset Manager helps create, modify, govern, find, and reuse any type of development assets, including SOA and systems development assets. Rational Asset Manager helps you reduce software development costs and improve quality by facilitating the reuse of all types of software development-related assets. Visit developerWorks to learn more about this product and register to explore its capabilities online.
FREE! Go There Now!
|
|
|
|
Join the IBM Watchfire team for an informative discussion on techniques and best practices to proactively manage Web application security and how to effectively build application security testing into the software development lifecycle (SDLC). In this Software Delivery Platform webcast you will learn: How to better understand potential web application security vulnerabilities, best practices and how to effectively integrate application security testing into the software development lifecycle, the importance of detecting and removing software vulnerabilities during application development.
FREE! Go There Now!
|
|
|
|
IBM Lotus Notes 8 provides a wide range of developers the ability to provide customized, integrated user interfaces via composite applications and via custom sidebar and toolbar plug-ins. This webcast provides you with tips and techniques to use with out-of-the-box capabilities of Lotus Notes 8, and survey how you can share useful components within your own company and within a larger community.
FREE! Go There Now!
|
|
|
|
All FREE IBM® developerWorks Tools!
|
