[wp-hackers] Hooks, Actions, Filters

scribu scribu at gmail.com
Fri Jul 31 11:37:44 UTC 2009

You could just write

return str_replace(__('Protected:'), '', $format);

to account for l10n.

On 7/30/09, Will Anderson <wp-hackers at itsananderson.com> wrote:
> On Thu, Jul 30, 2009 at 11:04 AM, Jeremy Clarke
> <jer at simianuprising.com>wrote:
>> Just to quickly answer this other question. Some filters and actions
>> pass multiple values so that you can also have information like
>> page/post id. In this case its not available though.
>> Luckily one thing that tends to work for situations like this is to
>> globalize $post. If you're in the loop or on a single article page
>> (whether in the admin or frontend) $post normally contains the full
>> object for the post being worked on.
>> So in your filter function you can probably do:
>> global $post;
>> echo $post->ID;
>> Note that $post is used even if its a page.
>> --
>> Jeremy Clarke | http://jeremyclarke.org
>> Code and Design | http://globalvoicesonline.org
> The function in question (get_the_title) actually accepts an optional
> argument which can specify the post ID, so while in most cases $post will
> contain the ID of the post we're looking at, it's not necessarily safe to
> assume this will ALWAYS be the case.
> For example, suppose I'm listing related posts below a single post. If you
> assume the $post object contains the ID of the post you're dealing with,
> you'll always have the same ID, even though you'll be filtering different
> titles.
> If you need the post ID, it's probably better to attach your filter to the
> "the_title" filter, which DOES pass the post's ID (per
> http://core.trac.wordpress.org/browser/trunk/wp-includes/post-template.php?rev=11642#L120and
> http://core.trac.wordpress.org/ticket/9666 ). From what you're trying to
> accomplish, this is probably better anyway.
> I also want to comment on the following code, which was provided earlier as
> a solution for removing 'Private: ' from the post title.
>       function remove_protected_title_format($s) {
>               return str_replace('Protected: ', '', $s);
>       }
> The problem with this is that if the blog has localization set up, you
> aren't guaranteed to have the "Protected: " text. It could easily be in
> Spanish, French, or German (to name a few).
> One solution might be to simply keep the format string, like so:
>       function remove_protected_title_format($s) {
>                return '%s';
>       }
> The problem with this of course is that if another plugin is trying to add
> to the title, and that filter is run first, you'll overwrite it. It's still
> probably safer to do it this way, though (I don't think many plugins will
> try to add things here).
> I actually submitted the patch to add these filters and, while they're
> certainly better than nothing, they still seem like a bit of a kludge (as
> evidenced by the issue I just enumerated). If anyone has a better idea for
> how the "Private: " and "Protected: " tags might be added, such that they
> can optionally be removed, that'd be awesome.
> Here's the ticket for the patch I submitted:
> http://core.trac.wordpress.org/ticket/8918
> Best,
> Will Anderson
> http://www.itsananderson.com/
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