Re: [phplib] PHP4 sessions From: R.B. Scholtus (regiment <email protected>)
Date: 11/03/00

you cannot register a variable like that, use:

session_register("var");
$var++;

----- Original Message -----
From: Gera Makarov <gmakarov <email protected>>
To: phpgen <php-general <email protected>>; phplib <phplib <email protected>>
Sent: Saturday, November 04, 2000 12:00 AM
Subject: [phplib] PHP4 sessions

> Hi there,
>
> I am trying to write a simple application which would utilize sessions.
> I don't want to rely on cookies so I pass SID to the relevant pages.
> The two problems I am currently struggling with are, first: how do
> I pass SID to the initial page, the one that starts the session (I can
> actually do it but I'm not sure if that's a good way of doing it, see
> the
> example code below), also when I refresh the initial page it creates a
> new
> session, is there a way to prevent it? and second: when I follow the
> links
> on the first page and then press browser's back button, the browser
> (both
> Netscape and IE5) is asking to refresh the page. Is it possible to avoid
> it?
>
> Thanks in advance.
> Regards,
>
> Gera
>
>
> Here's the code that I wrote:
>
>
>
> session_start();
> session_register($SESSION);
> $SESSION[sid] = SID;
>
> ...
>
> //
> // The email and password have been submited.
> //
> if ($SESSION[go] == 1) {
>
> if ( !empty($primary_email) && !empty($password) ) {
>
> if (!isset($SESSION[primary_email]) ||
> !isset($SESSION[password])) {
>
> //
> // Incorrect e-mail and/or password.
> //
> if (!$sec->check_user($primary_email, $password)) {
>
> print_messg("Incorrect username / password");
> session_destroy();
> exit;
>
> //
> // The user has been authenticated.
> //
> } else {
>
> $SESSION[go] = 2;
> $SESSION[primary_email] = $primary_email;
> $SESSION[password] = $password;
>
> start_html("","Members Area");
> print_members($SESSION[sid]);
> end_html;
>
> }
>
> }
>
> //
> // Empty e-mail and/or password.
> //
> } else if (empty($primary_email) || empty($password)) {
>
> start_html("","");
> print_messg("Please enter your e-mail and password");
> end_html();
> session_destroy();
> exit;
> }
>
> //
> // The user is already logged in.
> //
> } else if ($SESSION[go] == 2) {
>
> start_html("","Members Area");
> print_members($SESSION[sid]);
> end_html;
>
> //
> // The user has not logged in yet or
> // authentication has failed.
> //
> } else {
>
> if (empty($SESSION[go])) $SESSION[go] = 1;
>
> start_html("","Members Area");
>
> //
> // This will print a form which will ask
> // for e-mail and password, when the form is
> // submited it will return $primary_email
> // and $password to this script
> //
> print_login($SESSION[sid]);
> end_html;
>
> }
>
>
>
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