RES: [PHP] How to determine if file is writable and deletable
| From: | Thiago Pojda | Date: | Wed, 07 May 2008 17:06:49 +0000 |
| Subject: | RES: [PHP] How to determine if file is writable and deletable | ||
| References: | 1 2 3 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-273994@lists.php.net to get a copy of this message | ||
If it's not, what else can? I got curious.
Regards,
Thiago Henrique Pojda
-----Mensagem original-----
De: Al [mailto:news@ridersite.org]
Enviada em: quarta-feira, 7 de maio de 2008 12:25
Para: php-general@lists.php.net
Assunto: Re: [PHP] How to determine if file is writable and deletable
You are missing the point of my question. I don't have a problem reading the
permissions. They do
not solely determine whether a file can be deleted.
Aschwin Wesselius wrote:
> Al wrote:
>> I need to determine if a file is truly deletable by a php script,
>> Deleting permissions seem to be the same as writing, they probably
>> have the same criteria.
>>
>> is_writable() seems to virtually useless in most cases. It doesn't
>> take into account the directory ownership/permissions; which, best I
>> can tell, is the real determining factor.
>>
>> I've resorted to having to determine the directory's ownership and
>> then compare the directory's rights with the owner's and then the
>> other ['world'].
>>
>> E.g., Assume my script was loaded with ftp, so it's ownership is the
>> site-name, and I want the scrip to be able to determine if it can
>> delete a file. Thus, the file in question must have its "other"
>> permissions include write.
>>
>> Surely, there must be an easier way.
>>
>> Thanks, Al........
>>
> Hi,
>
> Maybe this is what you need:
>
> http://nl.php.net/manual/en/function.fileperms.php
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