[wp-hackers] Throw 404 error via plugin

[Ryan Bilesky]

I fixed it.  I was keying in off the url but now I am using hooks like I
should.

On Jan 13, 2011 2:27 PM, "Cornelius, Gregory" <gcorne at bu.edu> wrote:
> I have used a parse_query filter before to issue a 404 under certain
conditions.
>
> function foo_parse_query($query) {
> if(!is_admin() && foo_is_404()) {
> $query->set('pagename', '');
> $query->set_404();
> status_header( 404 );
> nocache_headers();
> }
> return $query;
> }
>
> add_filter('parse_query', 'foo_parse_query', 1000, 1);
>
> On Jan 13, 2011, at 1:26 PM, Ryan Bilesky wrote:
>
> ok that was wierd. That sent the header but did not load the 404 error
> document, but sending the header then including the 404 template worked,
> even though I tried it before and it didn't. I think when I tried that
> originally I didn't use die(); after including the template but this
works:
>
> header("HTTP/1.1 404 Not Found");
> include(TEMPLATEPATH . '/404.php');
> die();
>
> One side effect though, when it loads images for the error document, they
> have a 404 status too even though they exist and load properly. Any idea
> how to fix that?
>
> On Thu, Jan 13, 2011 at 9:51 AM, Ryan Bilesky <rbilesky at gmail.com<mailto:
rbilesky at gmail.com>> wrote:
>
> Ok I spoke too soon, this still is not working.
>
> What I might do is this, create a file call it say 404error.php and it
> would look like this
>
> <?php
>
> include ('./wp_load.php');
> include (TEMPLATEPATH . '/404.php');
>
> ?>
>
> Then set my .htaccess to use this 404error.php as my 404 error document
> then just send the 404 header in my plugin via header();
>
> Not the simplest option but that should work if nobody has any other
ideas.
>
> On Thu, Jan 13, 2011 at 9:03 AM, Ryan Bilesky <rbilesky at gmail.com<mailto:
rbilesky at gmail.com>>wrote:
>
> Where would I redirect them?
>
> I'll try the pre_get_posts hook given the explination I think that should
> workl. Thanks all for your help.
>
> On Jan 13, 2011 2:08 AM, "24/7" <24-7 at gmx.net<mailto:24-7 at gmx.net>> wrote:
> Don't know if this is true, but here goes my theory: Ryan tries to
> bring someone to a 404 page when some condition is not met. So why not
> if { bla() } else { wp_redirect('wherever', 404) } ?
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