thanks for all your help and that last suggestion. it helped me isolate the issue.
which i believe relates to a header previously sent.....still debugging it but got a
simple vers running
cheers
christian
Rasmus Lerdorf wrote:
> Which OS and which PHP version?
>
> On Fri, 4 Oct 2002, christian haines wrote:
>
> > this is what i have exactly in my code...
> >
> > header("Content-Type: application/force-download; name=\"$file\"");
> > header("Content-Disposition: attachment; filename=\"$file \"");
> > header("Content-Transfer-Encoding: binary");
> > header("Content-Length: $content_length");
> > readfile("$file_fullpath");
> > exit;
> >
> > it works for files upto 10M (same as memory limit) but not above. the paths to
> > file and content length are correct as i have checked them and made comparisons to
> > other files which i can download.
> >
> > is there a problem with this code? i have tried it with win ie 6 and mac ie 5.1.2
> > and ns 4.7.. same issue
> >
> > cheers
> > christian
> >
> > Rasmus Lerdorf wrote:
> >
> > > readfile() reads 8k blocks at a time and dumps them out. It does not read
> > > the entire thing into ram, so that wouldn't be what was causing you to hit
> > > a memory limit. You must have done something else wrong then.
> > >
> > > -Rasmus
> > >
> > > On Fri, 4 Oct 2002, christian haines wrote:
> > >
> > > > thanks rasmus,
> > > >
> > > > i have tried read file but it gave me the same issues as fpassthru.. both cap
> > > > on the memory_limit directive withint the php.ini file
> > > >
> > > > any other suggestions maybe?
> > > >
> > > > cheers
> > > > christian
> > > >
> > > > Rasmus Lerdorf wrote:
> > > >
> > > > > readfile()
> > > > >
> > > > > On Fri, 4 Oct 2002, christian haines wrote:
> > > > >
> > > > > > hi all,
> > > > > >
> > > > > > i have successfully created a download script to force a user to
> > > > > > download, however attempting to download large files causes an error
> > > > > > saying that the file cannot be found.
> > > > > >
> > > > > > my code >
> > > > > > header("Cache-control: private");
> > > > > > header("Content-Type: application/force-download; name=\"$file\"");
> > > > > > header("Content-Disposition: attachment; filename=\"$file \"");
> > > > > > header("Content-Transfer-Encoding: binary");
> > > > > > header("Content-Length: $content_length");
> > > > > > $fp = fopen($file_fullpath,"r");
> > > > > > fpassthru($fp);
> > > > > > fclose($fp);
> > > > > > < my code
> > > > > >
> > > > > > this is a memory issue in the php.ini i.e. memory_limit = 8M then the
> > > > > > largest file i can download is 8M
> > > > > >
> > > > > > is there anyway to "force" a download without having to use the system
> > > > > > hungry fpassthru function?
> > > > > >
> > > > > > this is driving me nuts so any help would be greatly appreciated
> > > > > >
> > > > > > cheers
> > > > > > christian
> > > > > >
> > > > > > ps i read the following at php.net fpassthru man page but could not make
> > > > > > sense of it (it appears to be some kind of solution) >
> > > > > >
> > > > > > "fpassthru() works best for small files. In download manager scripts,
> > > > > > it's best to determine the URL of the file to download (you may generate
> > > > > > it locally in your session data if you need so), and then use HTTP
> > > > > > __temporary__ redirects (302 status code, with a "Location:" header
> > > > > > specifying the effective download URL).
> > > > > > This saves your web server from maintaining PHP scripts running for long
> > > > > > times during the file downloadn and instead the download will be managed
> > > > > > directly by the web server without scripting support (consequence: less
> > > > > > memory resources used by parallel downloads)..."
> > > > > >
> > > >
> > > >
> > > > --
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> > > >
> >
> >
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