Gets a hyperlink for the contents of a glyph socket.
Glyph links are distinct from item and spell links: e.g. "|cff66bbff|Hglyph:21:361|h[Glyph of Hunter's Mark]|h|r".
See also Glyph functions, Hyperlink functions.
socket- Which glyph socket to query (between 1 and
talentGroup- Which set of glyphs to query, if the player has Dual Talent Specialization enabled (
1- Primary Talents
2- Secondary Talents
nil- Currently active talents
link- A hyperlink for the glyph socket's contents, or "" if the socket is empty (