mk_89
mk_89

Reputation: 2742

root path for php files in Linux apache

I am having problems with locating files with php include on my Ubuntu server.

structure of site

/var/www/
     home/index.php
     include/header.php

When I try to insert the following include_once('/include/header.php') in the file home/index.php it does not work.

however if I change that to include_once('../include/header.php'), it works fine, but to have consistency through out my site I can't allow this

What is the best way to fix this?

Upvotes: 3

Views: 20180

Answers (3)

James
James

Reputation: 720

I would try the following

include_once($_SERVER['DOCUMENT_ROOT'].'/include/header.php');

Upvotes: 1

drew010
drew010

Reputation: 69957

If your document root is /var/www/ then you can use:

include $_SERVER['DOCUMENT_ROOT'] . '/include/header.php';

Typically, PHP gets the DOCUMENT_ROOT correct so you can usually rely on that.

If you want to include the file relative to the script that is doing the include, you can do:

include dirname(__FILE__) . '/../include/header.php';

Upvotes: 5

Mike B
Mike B

Reputation: 32155

The leading slash indicates an absolute path. Most applications will define an APP_ROOT constant or something similar early in the cycle to solve these problems.

define('APP_ROOT', dirname(__FILE__));

Then later on you can include files with:

include(APP_ROOT . '/includes/header.php');

Upvotes: 2

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