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postbox_classes

Returns the list of classes to be used by a meta box.

wp_edit_attachments_query

Executes a query for attachments. An array of WP_Query arguments can be passed in, which will override the arguments set by this function.

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wp_edit_posts_query

Run the wp query to fetch the posts for listing on the edit posts page

_fix_attachment_links

Replace hrefs of attachment anchors with up-to-date permalinks.

update_meta

Update post meta data by meta ID.

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has_meta

Get meta data for the given post ID.

get_meta_keys

Get a list of previously defined keys.

delete_meta

Delete post meta data by meta ID.

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add_meta

Add post meta data defined in $_POST superglobal for post with given ID.

wp_write_post

Creates a new post from the “Write Post” form using $_POST information.