I think you are looking for these:
Code:
GetRaidName(integer raidId)
Returns: string name
QueryRaidLeaderboardData()
GetNumRaidLeaderboards()
Returns: integer count
GetRaidLeaderboardInfo(integer raidIndex)
Returns: string name, boolean isWeekly, integer raidId, integer RaidCategory category
GetRaidLeaderboardLocalPlayerInfo(integer raidIndex)
Returns: integer rank, integer bestScore
GetNumRaidLeaderboardEntries(integer raidIndex)
Returns: integer count
GetRaidLeaderboardEntryInfo(integer raidIndex, integer entryIndex)
Returns: integer ranking, string charName, integer time, integer classId, integer allianceId