NYCPHP Meetup

NYPHP.org

[nycphp-talk] Asynchronous downloads -- how?

Kenneth Downs ken at secdat.com
Wed Sep 5 15:01:37 EDT 2007


Jeff,

Can I ask you handle authentication?  If the download request goes to 
another host, isn't the user basically starting with no session?  Or are 
we so lucky that a session on www.sitename.com is valid on 
downloads.sitename.com?

Jeff Wilhelm - NYPHP wrote:
> The setting is part of the HTTP 1.0 settings set on the client. You can edit
> the registry (as a user) and allow more than two simultaneous connections to
> a site, but as the site operator you are more limited. The way most sites
> (us included) get around this is by having the downloads come from
> downloads.sitename.com whereas the content is server from www.sitename.com.
> This way the downloads are coming from a different server, and normal
> navigation can continue.
>
>
>  
>
> -----Original Message-----
> From: talk-bounces at lists.nyphp.org [mailto:talk-bounces at lists.nyphp.org] On
> Behalf Of Kenneth Downs
> Sent: Wednesday, September 05, 2007 2:42 PM
> To: NYPHP Talk
> Subject: [nycphp-talk] Asynchronous downloads -- how?
>
> Hi folks,
>
> Let's say you have a link on a page,
> www.example.com/friendly-url/file.mp3, which is actually being handled by a
> PHP file that checks for subscription status and then sends the file.  It
> looks like a straight download to the user.  So far so good.
>
> Now let's say the file is 50MB, so that a download will take several
> minutes.
>
> When the user initiates the download, and then attempts to go to another
> page on the site, they cannot.  All access to the site is waiting until the
> download completes.
>
> I would like the user to be able to continue to navigate while the download
> continues in the background.
>
> The best I could come up with on Google suggests that it is the apache
> server that is limiting the number of requests it will serve to a given
> host.  Zend sells something that supposedly cures this for downloads, but
> they wont' give pricing on their site and they did not answer my inquiry.
>
> Anybody know if an apache setting can be made to allow more connections to a
> domain from  a host?  At least two I figure, so that the download and page
> navigation can both be going on?
>
> --
> Kenneth Downs
> Secure Data Software, Inc.
> www.secdat.com    www.andromeda-project.org
> 631-689-7200   Fax: 631-689-0527
> cell: 631-379-0010
>
> _______________________________________________
> New York PHP Community Talk Mailing List
> http://lists.nyphp.org/mailman/listinfo/talk
>
> NYPHPCon 2006 Presentations Online
> http://www.nyphpcon.com
>
> Show Your Participation in New York PHP
> http://www.nyphp.org/show_participation.php
>
>
> _______________________________________________
> New York PHP Community Talk Mailing List
> http://lists.nyphp.org/mailman/listinfo/talk
>
> NYPHPCon 2006 Presentations Online
> http://www.nyphpcon.com
>
> Show Your Participation in New York PHP
> http://www.nyphp.org/show_participation.php
>   


-- 
Kenneth Downs
Secure Data Software, Inc.
www.secdat.com    www.andromeda-project.org
631-689-7200   Fax: 631-689-0527
cell: 631-379-0010




More information about the talk mailing list