A library which serves as a compatibility layer for different versions of the game (retail, WotLK and vanilla). This allows developers to call the same APIs in the different versions of the game.

Included functions

Compatibility.isRetail a function which returns true when the game is the retail version of the game.
Compatibility.isWotLK a function which returns true when the game is the WotLK version of the game.
Compatibility.isVanilla a function which returns true when the game is the vanilla version of the game.
Compatibility.isMajorVersion a function which returns true when the major version of the game equals the give major version.
Compatibility.isMajorVersionAtOrAbove a function which returns true when the major version is at or above the given major version.
Compatibility.determineMajorVersion a function which returns the major version.

Container

Compatibility.Container.retrieveItemInfo: a function which returns information about an item in a container.
Compatibility.Container.receiveNumberOfSlotsOfContainer: a function which returns the number of slots of a container.
Compatibility.Container.UseContainerItem: a function for using a container item.
Compatibility.Container.receiveNumberOfFreeSlotsInContainer: a function that returns the number of free slots in a container.

GossipInfo

There seem to be different dialogs. Either based on "GossipInfo" or "Quests".

Compatibility.GossipInfo.retrieveAvailableQuests: a function that returns the available quests.
Compatibility.GossipInfo.retrieveActiveQuests: a function that returns the active quests.
Compatibility.GossipInfo.selectAvailableQuest: a function to select an available quest.
Compatibility.GossipInfo.hasGossipOptions: a function that checks if there are gossip options.
Compatibility.GossipInfo.retrieveOptions: a function for retrieving the options. Only implemented for retail.
Compatibility.GossipInfo.hasAvailableQuests: a function that checks if there are available quests.
Compatibility.GossipInfo.selectActiveQuest: a function for selecting an active quest.
Compatibility.GossipInfo.selectOption: a function for selection an option. Only implemented for retail.

QuestLog

Compatibility.QuestLog.retrieveInfo: a function for retrieving quest info by index.
Compatibility.QuestLog.isFailed: a function which checks if a quest is failed.
Compatibility.QuestLog.isComplete: a function which checks if a quest is complete.
Compatibility.QuestLog.isOnQuest: a function which checks if a character is on a quest.
Compatibility.QuestLog.retrieveNumberOfQuestLogEntries: a function which returns the number of quest log entries.
Compatibility.QuestLog.retrieveIndexForQuestID: a function which returns the index of a quest.
Compatibility.QuestLog.isQuestFlaggedCompleted: a function which checks if a quest is flagged completed.
Compatibility.QuestLog.SetAbandonQuest: a function for setting the quest to abandon.
Compatibility.QuestLog.AbandonQuest: a function for abandoning the quest that has been set with Compatibility.QuestLog.SetAbandonQuest.

Quests

There seem to be different dialogs. Either based on "GossipInfo" or "Quests".

Compatibility.Quests.retrieveAvailableQuests: a function for retrieving available quests.
Compatibility.Quests.selectAvailableQuest: a function for selecting an available quest.
Compatibility.Quests.retrieveActiveQuests: a function for retrieving the active quests.
Compatibility.Quests.selectActiveQuest: a function for selecting an active quest.

TaskQuest

Compatibility.TaskQuest.retrieveQuestsOnMap: a function for retrieving the quests on a map.

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Compatibility (library)