66 lines
1.5 KiB
Lua
66 lines
1.5 KiB
Lua
local hookTable = {}
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if cbox.hooks then
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hookTable = cbox.hooks.GetTable()
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end
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cbox.hooks = cbox.hooks or {}
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---Returns all hooks
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---@return table
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function cbox.hooks.GetTable()
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return hookTable
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end
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---@alias ValidHooks
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---| '"PreChatAddText"' # Runs before the true chat.AddText is called, allows modification to arguments
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---Adds a hook
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---@param name ValidHooks
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---@param identifier string
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---@param callback function
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function cbox.hooks.Add(name, identifier, callback)
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hookTable[name] = hookTable[name] or {}
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hookTable[name][identifier] = callback
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end
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---Removes a hook
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---@param name ValidHooks
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---@param identifier string
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function cbox.hooks.Remove(name, identifier)
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if not hookTable[name] then return end
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hookTable[name][identifier] = nil
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end
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cbox.detours = cbox.detours or {}
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cbox.detours.chat_AddText = cbox.detours.chat_AddText or chat.AddText
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local origChatAddText = cbox.detours.chat_AddText
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function chat.AddText(...)
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local args = {...}
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local hooks = hookTable.PreChatAddText or {}
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for id, callback in next, hooks do
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local function catch(err)
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cbox.utils.RealmError(("Failed to run callback for PreChatAddText hook %q:"):format(id), err)
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end
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local ok, ret = xpcall(callback, catch, args)
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if not ok then continue end
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if ret ~= nil then
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if not istable(ret) then
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cbox.utils.RealmError(("Got return for PreChatAddText hook %q, but it was not a table."):format(id))
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continue
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end
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args = ret
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end
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end
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origChatAddText(unpack(args))
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hook.Run("OnChatAddText", args)
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end
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