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Posted by Logos on 01/02/08 17:21
On Dec 17 2007, 5:27 am, Jerry Stuckle <jstuck...@attglobal.net>
wrote:
> Royan wrote:
> > Thanks Steve, thats a great idea, i've especially liked that part :)
> >>> $relativePath = strlen($parsedUri) - strlen($relativeUri) - 1;
>
> > Unfortunately this approach works great only if you can modify PHP.ini
> > but when you are on virtual hosting, the only way you can modify
> > settings in PHP.ini is by calling ini_set() function which has to be
> > invoced from somewhere. And in my case this "somewhere" is global.inc
> > This file is meant to keep all global stuff so it has to be included
> > into each and every file in my project, but this is the original
> > problem -- i can'tincludeit. Seems to be a vicious circle.
> > The only solution i can think of right now is to use the absolute path
> > for "global.inc" in each call to require_once. Thus i can put your
> > code that calculates relative path in "global.inc" and use it across
> > all other files.
>
> > 2BKDotCom
> >>> logger.inc doesn't need toincludeglobal.inc as long as global.inc
> >>> has been included before logger.inc is included..
>
> > It appears I've made a mistake in my original post. In fact you don't
> > have toinclude"global.inc" into foo.php, the error would persist. If
> > you wish I can send you test files that replicate the problem
>
> > On Dec 17, 2:30 am, "Steve" <no....@example.com> wrote:
> >> "Royan" <romayan...@gmail.com> wrote in message
>
> >>news:8769e733-17fe-4083-865c-ccd496707023@e25g2000prg.googlegroups.com...
>
> >>> Ok the problem is quite hard to explain, but i'll try to keep it as
> >>> simple as i can. Imagine I have the following structure of my files
> >>> and folders:
> >>> /root/global.inc
> >>> |__/files/foo.php
> >>> |__/utils
> >>> |__/logs/logger.inc
> >>> When I run foo.php I get the following error:
> >>> ==========
> >>> Fatal error: require_once() [function.require]: Failed opening
> >>> required '../../global.inc' (include_path='.;E:\www\root\') in E:\www
> >>> \root\utils\logs\logger.inc on line 3
> >>> ==========
> >>> That error occurs because
> >>> 1) "global.inc" is included ("required") into "logger.inc" and
> >>> "foo.php"
> >>> 2) "logger.inc" is included into "foo.php"
> >>> See, foo.php includes its file as "../global.inc" and logger.inc
> >>> "../../global.inc" (note relative path differs)
> >>> So if you now try to run "foo.php" the require_once from "logger.inc"
> >>> would start looking for "global.inc" relatively /root/files which is
> >>> wrong.
> >>> My question is... how do I make PHPincludefiles relative to their
> >>> location not their current "include" directory?
> >> i know what you mean. there are other solutions but this one was a quick fix
> >> for me and avoids some other setup/config difference on various systems.
> >> anyway, i use the following code. if you put it into a file called
> >> relative.path.php, save the file in your php.ini include_path. from then on
> >> in all of your scripts, all you have to do is this:
>
> >> <?
> >> require_once 'relative.path.php';
> >> require_once $relativePath . 'global.inc';
> >> ?>
>
> >> put that in logger.inc and foo.php and nothing blows up. here's the code for
> >> relative.path.php:
>
> >> <?
> >> $parsedUri = dirname($_SERVER['PHP_SELF']);
> >> $parsedUri .= substr($parsedUri, -1) != '/' ? '/' : '';
> >> $relativeUri = str_replace('/', '', $parsedUri);
> >> $relativePath = strlen($parsedUri) - strlen($relativeUri) - 1;
> >> if ($relativePath < 0){ $relativePath = 0; }
> >> $relativePath = str_repeat('../', $relativePath);
> >> if (!$relativePath){ $relativePath = './'; }
> >> ?>
>
> >> hth.
>
> Royan,
>
> BKdotcom has the right answer. Use $_SERVER['DOCUMENT_ROOT'] to get to
> the root directory of your site, then refer to everything form there.
>
> It works on all sites, and requires no modification the php.ini file.
> And the beauty of it is, if you have a different location for the root
> directory on your development site, the code still works in both places.
>
> --
> ==================
> Remove the "x" from my email address
> Jerry Stuckle
> JDS Computer Training Corp.
> jstuck...@attglobal.net
> ==================
FYI, $_SERVER['DOCUMENT_ROOT'] does NOT work on IIS, at least not with
PHP 5.
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