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Sanitize user-supplied URL for file_get_contents

I want to use file_get_contents to implement a proxy so I can do cross domain AJAX requests. Query string will be used to supply the URL to file_get_contents. Now the problem is people can muck around with the query string in order to read local files on the server. I don’t want this. Can someone get me a function to

Sending POST data in Android

I’m experienced with PHP, JavaScript and a lot of other scripting languages, but I don’t have a lot of experience with Java or Android. I’m looking for a way to send POST data to a PHP script and …

PHP Store User Data without Sessions

Is there anyway to store users data such as userid, email, etc to be accessible from all pages of a website after they have logged in, but without using sessions or cookies? For example: after they login at login.php now, how do I access $currentUser from another page, such as index.php if I shouldn’t use sessions or cookies at all?

How add class=’active’ to html menu with php

I want to put my html navigation in a separate php file so when I need to edit it, I only have to edit it once. The problem starts when I want to add the class active to the active page. I’ve got three pages and one common file. common.php : index.php : All three pages are identical except their

How do I give PHP write access to a directory?

I’m trying to use PHP to create a file, but it isn’t working. I am assuming this is because it doesn’t have write access (it’s always been the problem before). I tried to test if this was the problem …

PHP – send file to user

I have a pdf file on disk that i need to send to a user when they make a request to a php script, what is the best way of doing this?