@since: bbPress (r3346)
Description
BBP_Shortcodes::display_topic_tag_form()

Display the contents of a specific topic tag in an output buffer and return to ensure that post/page contents are displayed first.

Source: bp-forums/common/shortcodes.php:595

bbp_is_topic_tag_edit()

Check if the current page is editing a topic tag

Source: bp-forums/common/template.php:405