Function: Start preview theme output buffer.

Function: Private function to modify the current template when previewing a theme

Function: Private function to modify the current stylesheet when previewing a theme

Function: Callback function for ob_start() to capture all links in the theme.

Function: Manipulates preview theme links in order to control and maintain location.

Function: Formerly used to escape strings before searching the DB. It was poorly documented and never worked as described.

Function: Formats text for the HTML editor.

Function: Formats text for the rich text editor.

Function: Displays a `noindex` meta tag if required by the blog configuration.

Function: Display a `noindex` meta tag.

Function: Old callback for tag link tooltips.

Function: Check if the installed version of GD supports particular image type

Function: Converts an integer byte value to a shorthand byte value.

Function: Formerly used internally to tidy up the search terms.

Function: Determine if TinyMCE is available.

Function: Display “sticky” CSS class, if a post is sticky.

Function: Accepts matches array from preg_replace_callback in wpautop() or a string.

Function: Retrieve post ancestors.

Function: Add callbacks for image header display.

Function: Load an image from a string, if PHP supports it.

Function: Remove image header support.

Function: Scale down an image to fit a particular size and save a new copy of the image.

Function: Add callbacks for background image display.

Function: Retrieve a single post, based on post ID.

Function: Remove custom background support.