Posted by Steve on 01/02/08 18:15

"Logos" <tyler.style@gmail.com> wrote in message
news:6b42340f-d14b-4f1e-b1aa-a79a8242da9f@s8g2000prg.googlegroups.com...
> 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.

don't tell jerry that...he'll have to admit that my solution works and for
the reasons i expressed why i came up with it - i.e. document_root is tied
to server config. jerry's an old man who only has theory and a lot of time
to live in a theoritical programming environment...and share his
overestimated opinions here. :)

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