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[SOLVED] Sending Variables through a header redirect


tidysi

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My ecommerce system requires that certain variables be passed to it in POST form -

 

normally i would submit directly from a form and it would be fine;

 

my problem is that I need to do some validation first on this form  and then insert the variables into the header("Location: URL ") from variables in the php script

 

So essentially:

 

confirmationPage.php

--------------------

<form id = "frmConfirmation" name = "confirmOrder" action="confirmationPage.php" method="POST" onSubmit="return validate_frmConfirmation(this);">

 

// form elements

<input type="hidden" name = "ticketDate"/>

<input type="hidden" name = "numDayAdults"/>

<input type="hidden" name = "numDayChildren"/>

 

</form>

 

The javascript validation works fine.

 

When the form is submitted I need to check the ticketDate variable in PHP before submitting it to the ecommerce site; how do i put these variables into the

header('Location: ') function?

 

Any suggestions would be absolutely brilliant because this has been bugging me for a while now!

 

Thankyou!

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Sorry

 

No that doesn't work -

 

Does using the header('Location') function send the variables you add to it as a POST or GET ?

 

The ecommerce transcation system that i am pointing to wants them in the POST format - when i try it, it all looks fine in the address bar but the transaction script doesn't pick it up?

 

Any Ideas? I'm pretty sure that this is the sticking point

 

 

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anything like stuf.php?variable=moreStuf is GET. But you can get either through $_REQUEST.

 

If they want it in POST, you can instead of using header(), maybe this:

<html>
<body onload="document.getElementById('form1').submit();">
<form action='page.php' method='POST' id='form1'>
<input type='hidden' name='ticketDate' value='<?php echo $_POST['ticketDate']; ?>' />
</form>
</body>
</html>

 

Of course this only works if the client has JS, otherwise they see a blank page.

And it's less secure, usually you don't put important stuff in hidden fields.

 

I guess you could also pass info from page to page with sessions or cookies but then it gets more complicated.

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Thanks everyone for the help

 

I've been scouring the internet about curl since that seems to be what I want:

 

$ch = curl_init();

curl_setopt($ch, CURLOPT_URL,"example_transactionURL");

curl_setopt($ch, CURLOPT_POST, 1);

curl_setopt($ch, CURLOPT_POSTFIELDS, "VPSProtocol=2.22");

curl_exec ($ch);

curl_close ($ch);

exit;

 

This fixes the problem however introduces a new one that I hope you can help with

 

When I run this, rather than going to the 'example_transactionURL', the script seems to send the data to it and stay on the same page that i called the script for - yet I can still see some output from the target URL.

 

What I really want is for the the browser to be at the new URL rather than the old one. Is this making sense- I think I'm almost there - is it another curl_setopt for this ?

 

Thankyou!

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