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			118 lines
		
	
	
	
		
			3.7 KiB
		
	
	
	
		
			Lua
		
	
	
	
	
	
			
		
		
	
	
			118 lines
		
	
	
	
		
			3.7 KiB
		
	
	
	
		
			Lua
		
	
	
	
	
	
| local menu = require('openmw.menu')
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| local ui = require('openmw.ui')
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| local util = require('openmw.util')
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| 
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| local menuModeName = 'Lua[Menu]'
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| 
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| local function printHelp()
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|     local msg = [[
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| This is the built-in Lua interpreter.
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| help() - print this message
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| exit() - exit Lua mode
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| view(_G) - print content of the table `_G` (current environment)
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|     standard libraries (math, string, etc.) are loaded by default but not visible in `_G`
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| view(menu, 2) - print table `menu` (i.e. `openmw.menu`) and its subtables (2 - traversal depth)]]
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|     ui.printToConsole(msg, ui.CONSOLE_COLOR.Info)
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| end
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| 
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| local function printToConsole(...)
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|     local strs = {}
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|     for i = 1, select('#', ...) do
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|         strs[i] = tostring(select(i, ...))
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|     end
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|     return ui.printToConsole(table.concat(strs, '\t'), ui.CONSOLE_COLOR.Info)
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| end
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| 
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| local function printRes(...)
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|     if select('#', ...) >= 0 then
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|         printToConsole(...)
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|     end
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| end
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| 
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| local function exitLuaMenuMode()
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|     ui.setConsoleMode('')
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|     ui.printToConsole('Lua mode OFF', ui.CONSOLE_COLOR.Success)
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| end
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| 
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| local function enterLuaMenuMode()
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|     ui.printToConsole('Lua mode ON, use exit() to return, help() for more info', ui.CONSOLE_COLOR.Success)
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|     ui.printToConsole('Context: Menu', ui.CONSOLE_COLOR.Success)
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|     ui.setConsoleMode(menuModeName)
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| end
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| 
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| local env = {
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|     I = require('openmw.interfaces'),
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|     menu = require('openmw.menu'),
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|     util = require('openmw.util'),
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|     core = require('openmw.core'),
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|     storage = require('openmw.storage'),
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|     vfs = require('openmw.vfs'),
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|     markup = require('openmw.markup'),
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|     ambient = require('openmw.ambient'),
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|     async = require('openmw.async'),
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|     ui = require('openmw.ui'),
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|     input = require('openmw.input'),
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|     aux_util = require('openmw_aux.util'),
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|     calendar = require('openmw_aux.calendar'),
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|     time = require('openmw_aux.time'),
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|     view = require('openmw_aux.util').deepToString,
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|     print = printToConsole,
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|     exit = exitLuaMenuMode,
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|     help = printHelp,
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| }
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| env._G = env
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| setmetatable(env, {__index = _G, __metatable = false})
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| _G = nil
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| 
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| local function executeLuaCode(code)
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|     local fn
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|     local ok, err = pcall(function() fn = util.loadCode('return ' .. code, env) end)
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|     if ok then
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|         ok, err = pcall(function() printRes(fn()) end)
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|     else
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|         ok, err = pcall(function() util.loadCode(code, env)() end)
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|     end
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|     if not ok then
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|         ui.printToConsole(err, ui.CONSOLE_COLOR.Error)
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|     end
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| end
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| 
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| local usageInfo = [[
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| Usage: 'lua menu' or 'luam' - enter menu context
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| Other contexts are available only when the game is started:
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|        'lua player' or 'luap' - enter player context
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|        'lua global' or 'luag' - enter global context
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|        'lua selected' or 'luas' - enter local context on the selected object]]
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| 
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| local function onConsoleCommand(mode, cmd)
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|     if mode == '' then
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|         cmd, arg = cmd:lower():match('(%w+) *(%w*)')
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|         if (cmd == 'lua' and arg == 'menu') or cmd == 'luam' then
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|             enterLuaMenuMode()
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|         elseif menu.getState() == menu.STATE.NoGame and (cmd == 'lua' or cmd == 'luap' or cmd == 'luas' or cmd == 'luag') then
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|             ui.printToConsole(usageInfo, ui.CONSOLE_COLOR.Info)
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|         end
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|     elseif mode == menuModeName then
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|         if cmd == 'exit()' then
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|             exitLuaMenuMode()
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|         else
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|             executeLuaCode(cmd)
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|         end
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|     end
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| end
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| 
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| local function onStateChanged()
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|     local mode = ui.getConsoleMode()
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|     if menu.getState() ~= menu.STATE.Ended and mode ~= menuModeName then
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|         -- When a new game started or loaded reset console mode (except of `luam`) because
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|         -- other modes become invalid after restarting Lua scripts.
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|         ui.setConsoleMode('')
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|     end
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| end
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| 
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| return {
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|     engineHandlers = {
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|         onConsoleCommand = onConsoleCommand,
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|         onStateChanged = onStateChanged,
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|     },
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| }
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