[wp-hackers] Page Templates based on MIME type (like image.php)

Otto otto at ottodestruct.com
Wed Jul 2 19:23:22 GMT 2008

I knew that one and I thought it was documented somewhere, but looking
around, I guess not.

I've added it to the Template Hierarchy on the codex:

On Wed, Jul 2, 2008 at 1:01 PM, Glenn Ansley <glenn at glennansley.com> wrote:
> Hi all,
> I was looking through the core WP code, trying to understand how I could use
> the theme-loader to hook redirect all images to a template specified in my
> plugin much like the new image.php file in Kubrick does. I found some great
> functionality that I haven't seen in the documentation so I thought I would
> share it with the list.
> It appears image.php isn't the only special file you can place in your theme
> folder. WordPress will actually pick up any PHP file that corresponds to the
> first part of your attachment's MIME type:
> Therefore: placing the following files in your theme will give you a special
> template-page just for that type of attachment
> *File                  |  MIME Type*
> image.php        |  image/jpeg, image/gif, etc
> audio.php         |  audio/mpeg, etc
> video.php         |  video/mpeg, etc
> application.php | application/pdf, application/msword, etc
> You can get a full list of MIME types (and potential theme template names)
> at http://www.w3schools.com/media/media_mimeref.asp
> You can also look in the posts table under the post_mime_type column if you
> can't figure out what type of MIME your attachment is being logged as.
> Also, there appears to be a list of accepted MIME types in
> wp-includes/functions.php on line 1214 and following. This may limit the
> type of XXXX.php template files you can create (but I think you can add to
> the list with uploaded_mimes filter anyway)
> So, any of the above templates will fire off if you click through to an
> attachment page with corresponding MIME type and filename.php. Otherwise,
> attachments.php will catch all attachment pages.
> Great stuff. If this is common knowledge or I related incorrect info please
> ignore/correct as needed.
> Glenn Ansley
> http://glennansley.com
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