forked from osmocom/wireshark
103 lines
2.7 KiB
Lua
103 lines
2.7 KiB
Lua
-- console
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-- A console and a window to execute commands in lua
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--
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-- (c) 2006 Luis E. Garcia Ontanon <luis@ontanon.org>
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--
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-- Wireshark - Network traffic analyzer
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-- By Gerald Combs <gerald@wireshark.org>
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-- Copyright 1998 Gerald Combs
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--
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-- SPDX-License-Identifier: GPL-2.0-or-later
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if (gui_enabled()) then
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-- Note that everything is "local" to this "if then"
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-- this way we don't add globals
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-- Evaluate Window
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local function evaluate_lua()
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local w = TextWindow.new("Evaluate Lua")
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w:set_editable()
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-- button callback
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local function eval()
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-- get the window's text and remove the result
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local text = string.gsub(w:get_text(),"%c*--%[%[.*--%]%]$","")
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-- if the text begins with '=' then convert = into return
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text = string.gsub(text,"^=","return ")
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-- evaluate text
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local result = assert(loadstring(text))()
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if (result ~= nil) then
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w:set(text .. '\n\n--[[ Result:\n' .. result .. '\n--]]')
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else
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w:set(text .. '\n\n--[[ Evaluated --]]')
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end
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end
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w:add_button("Evaluate",eval)
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end
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local console_open = false
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local date = rawget(os,"date") -- use rawget to avoid disabled's os.__index
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if type(date) ~= "function" then
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-- 'os' has been disabled, use a dummy function for date
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date = function() return "" end
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end
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-- Console Window
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local function run_console()
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if console_open then return end
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console_open = true
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local w = TextWindow.new("Console")
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-- save original logger functions
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local orig = {
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critical = critical,
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warn = warn,
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message = message,
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info = info,
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debug = debug
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}
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-- define new logger functions that append text to the window
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function critical(x) w:append( date() .. " CRITICAL: " .. tostring(x) .. "\n") end
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function warn(x) w:append( date() .. " WARN: " .. tostring(x) .. "\n") end
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function message(x) w:append( date() .. " MESSAGE: " .. tostring(x) .. "\n") end
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function info(x) w:append( date() .. " INFO: " .. tostring(x) .. "\n") end
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function debug(x) w:append( date() .. " DEBUG: " .. tostring(x) .. "\n") end
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-- when the window gets closed restore the original logger functions
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local function at_close()
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critical = orig.critical
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warn = orig.warn
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message = orig.message
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info = orig.info
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debug = orig.debug
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console_open = false
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end
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w:set_atclose(at_close)
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info("Console opened")
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end
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function ref_manual()
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browser_open_url("https://www.wireshark.org/docs/wsdg_html_chunked/wsluarm.html")
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end
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function wiki_page()
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browser_open_url("https://wiki.wireshark.org/Lua")
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end
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register_menu("Lua/Evaluate", evaluate_lua, MENU_TOOLS_UNSORTED)
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register_menu("Lua/Console", run_console, MENU_TOOLS_UNSORTED)
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register_menu("Lua/Manual", ref_manual, MENU_TOOLS_UNSORTED)
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register_menu("Lua/Wiki", wiki_page, MENU_TOOLS_UNSORTED)
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end
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