mirror of
https://github.com/koreader/koreader
synced 2024-11-10 01:10:34 +00:00
1a7d2dd657
Device:touchScreenProbe() may display some widget (on first install on Kobo Touch), and needs CanvasContext initialized. Prevent a crash in this case.
316 lines
9.9 KiB
Lua
Executable File
316 lines
9.9 KiB
Lua
Executable File
#!./luajit
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io.stdout:write([[
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---------------------------------------------
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launching...
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_ _____ ____ _
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| |/ / _ \| _ \ ___ __ _ __| | ___ _ __
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| ' / | | | |_) / _ \/ _` |/ _` |/ _ \ '__|
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| . \ |_| | _ < __/ (_| | (_| | __/ |
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|_|\_\___/|_| \_\___|\__,_|\__,_|\___|_|
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It's a scroll... It's a codex... It's KOReader!
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[*] Current time: ]], os.date("%x-%X"), "\n")
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io.stdout:flush()
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-- Load default settings
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require("defaults")
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local DataStorage = require("datastorage")
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pcall(dofile, DataStorage:getDataDir() .. "/defaults.persistent.lua")
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-- Set up Lua and ffi search paths
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require("setupkoenv")
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io.stdout:write(" [*] Version: ", require("version"):getCurrentRevision(), "\n\n")
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io.stdout:flush()
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-- Read settings and check for language override
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-- Has to be done before requiring other files because
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-- they might call gettext on load
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G_reader_settings = require("luasettings"):open(
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DataStorage:getDataDir().."/settings.reader.lua")
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local lang_locale = G_reader_settings:readSetting("language")
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-- Allow quick switching to Arabic for testing RTL/UI mirroring
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if os.getenv("KO_RTL") then lang_locale = "ar_AA" end
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local _ = require("gettext")
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if lang_locale then
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_.changeLang(lang_locale)
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end
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-- Make the C blitter optional (ffi/blitbuffer.lua will check that env var)
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local ffi = require("ffi")
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local dummy = require("ffi/posix_h")
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local C = ffi.C
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if G_reader_settings:isTrue("dev_no_c_blitter") then
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if ffi.os == "Windows" then
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C._putenv("KO_NO_CBB=true")
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else
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C.setenv("KO_NO_CBB", "true", 1)
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end
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else
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if ffi.os == "Windows" then
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C._putenv("KO_NO_CBB=false")
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else
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C.unsetenv("KO_NO_CBB")
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end
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end
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-- Should check DEBUG option in arg and turn on DEBUG before loading other
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-- modules, otherwise DEBUG in some modules may not be printed.
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local dbg = require("dbg")
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if G_reader_settings:isTrue("debug") then dbg:turnOn() end
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if G_reader_settings:isTrue("debug") and G_reader_settings:isTrue("debug_verbose") then dbg:setVerbose(true) end
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-- Option parsing:
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local longopts = {
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debug = "d",
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profile = "p",
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help = "h",
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}
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local function showusage()
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print("usage: ./reader.lua [OPTION] ... path")
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print("Read all the books on your E-Ink reader")
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print("")
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print("-d start in debug mode")
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print("-v debug in verbose mode")
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print("-p enable Lua code profiling")
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print("-h show this usage help")
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print("")
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print("If you give the name of a directory instead of a file path, a file")
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print("chooser will show up and let you select a file")
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print("")
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print("If you don't pass any path, the last viewed document will be opened")
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print("")
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print("This software is licensed under the AGPLv3.")
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print("See http://github.com/koreader/koreader for more info.")
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end
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local Profiler = nil
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local ARGV = arg
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local argidx = 1
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while argidx <= #ARGV do
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local arg = ARGV[argidx]
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argidx = argidx + 1
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if arg == "--" then break end
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-- parse longopts
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if arg:sub(1,2) == "--" then
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local opt = longopts[arg:sub(3)]
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if opt ~= nil then arg = "-"..opt end
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end
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-- code for each option
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if arg == "-h" then
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return showusage()
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elseif arg == "-d" then
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dbg:turnOn()
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elseif arg == "-v" then
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dbg:setVerbose(true)
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elseif arg == "-p" then
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Profiler = require("jit.p")
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Profiler.start("la")
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else
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-- not a recognized option, should be a filename
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argidx = argidx - 1
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break
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end
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end
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-- Setup device
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local Device = require("device")
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-- DPI
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local dpi_override = G_reader_settings:readSetting("screen_dpi")
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if dpi_override ~= nil then
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Device:setScreenDPI(dpi_override)
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end
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-- Night mode
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if G_reader_settings:isTrue("night_mode") then
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Device.screen:toggleNightMode()
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end
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-- Dithering
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if Device:hasEinkScreen() then
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Device.screen:setupDithering()
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if Device.screen.hw_dithering and G_reader_settings:isTrue("dev_no_hw_dither") then
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Device.screen:toggleHWDithering()
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end
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if Device.screen.sw_dithering and G_reader_settings:isTrue("dev_no_sw_dither") then
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Device.screen:toggleSWDithering()
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end
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end
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-- Handle global settings migration
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local SettingsMigration = require("ui/data/settings_migration")
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SettingsMigration:migrateSettings(G_reader_settings)
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-- Document renderers canvas
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local CanvasContext = require("document/canvascontext")
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CanvasContext:init(Device)
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-- Touch screen (this may display some widget, on first install on Kobo Touch,
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-- so have it done after CanvasContext:init() but before Bidi.setup() to not
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-- have mirroring mess x/y probing).
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if Device:needsTouchScreenProbe() then
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Device:touchScreenProbe()
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end
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-- UI mirroring for RTL languages, and text shaping configuration
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local Bidi = require("ui/bidi")
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Bidi.setup(lang_locale)
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-- Avoid loading UIManager and widgets before here, as they may
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-- cache Bidi mirroring settings. Check that with:
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-- for name, _ in pairs(package.loaded) do print(name) end
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-- User fonts override
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local fontmap = G_reader_settings:readSetting("fontmap")
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if fontmap ~= nil then
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local Font = require("ui/font")
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for k, v in pairs(fontmap) do
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Font.fontmap[k] = v
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end
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end
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local UIManager = require("ui/uimanager")
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-- Inform once about color rendering on newly supported devices
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-- (there are some android devices that may not have a color screen,
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-- and we are not (yet?) able to guess that fact)
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if Device:hasColorScreen() and not G_reader_settings:has("color_rendering") then
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-- enable it to prevent further display of this message
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G_reader_settings:saveSetting("color_rendering", true)
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local InfoMessage = require("ui/widget/infomessage")
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UIManager:show(InfoMessage:new{
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text = _("Documents will be rendered in color on this device.\nIf your device is grayscale, you can disable color rendering in the screen sub-menu for reduced memory usage."),
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})
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end
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-- Helpers
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local lfs = require("libs/libkoreader-lfs")
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local function retryLastFile()
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local ConfirmBox = require("ui/widget/confirmbox")
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return ConfirmBox:new{
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text = _("Cannot open last file.\nThis could be because it was deleted or because external storage is still being mounted.\nDo you want to retry?"),
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ok_callback = function()
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local last_file = G_reader_settings:readSetting("lastfile")
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if lfs.attributes(last_file, "mode") == "file" then
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local ReaderUI = require("apps/reader/readerui")
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UIManager:nextTick(function()
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ReaderUI:showReader(last_file)
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end)
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else
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UIManager:show(retryLastFile())
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end
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end,
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}
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end
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local function getPathFromURI(str)
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local hexToChar = function(x)
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return string.char(tonumber(x, 16))
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end
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local unescape = function(url)
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return url:gsub("%%(%x%x)", hexToChar)
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end
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local prefix = "file://"
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if str:sub(1, #prefix) ~= prefix then
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return str
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end
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return unescape(str):sub(#prefix+1)
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end
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-- Get which file to start with
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local last_file = G_reader_settings:readSetting("lastfile")
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local start_with = G_reader_settings:readSetting("start_with")
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local open_last = start_with == "last"
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if open_last and last_file and lfs.attributes(last_file, "mode") ~= "file" then
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UIManager:show(retryLastFile())
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last_file = nil
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else
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local QuickStart = require("ui/quickstart")
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if not QuickStart:isShown() then
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open_last = true
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last_file = QuickStart:getQuickStart()
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end
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end
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-- Start app
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local exit_code
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if ARGV[argidx] and ARGV[argidx] ~= "" then
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local file
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local sanitized_path = getPathFromURI(ARGV[argidx])
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if lfs.attributes(sanitized_path, "mode") == "file" then
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file = sanitized_path
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elseif open_last and last_file then
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file = last_file
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end
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-- if file is given in command line argument or open last document is set
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-- true, the given file or the last file is opened in the reader
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if file and file ~= "" then
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local ReaderUI = require("apps/reader/readerui")
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UIManager:nextTick(function()
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ReaderUI:showReader(file)
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end)
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-- we assume a directory is given in command line argument
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-- the filemanger will show the files in that path
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else
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local FileManager = require("apps/filemanager/filemanager")
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local home_dir =
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G_reader_settings:readSetting("home_dir") or ARGV[argidx]
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UIManager:nextTick(function()
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FileManager:showFiles(home_dir)
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end)
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-- always open history on top of filemanager so closing history
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-- doesn't result in exit
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if start_with == "history" then
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local FileManagerHistory = require("apps/filemanager/filemanagerhistory")
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UIManager:nextTick(function()
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FileManagerHistory:onShowHist(last_file)
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end)
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elseif start_with == "folder_shortcuts" then
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local FileManagerShortcuts = require("apps/filemanager/filemanagershortcuts")
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UIManager:nextTick(function()
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FileManagerShortcuts:new{
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ui = FileManager.instance,
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}:onShowFolderShortcutsDialog()
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end)
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end
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end
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exit_code = UIManager:run()
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elseif last_file then
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local ReaderUI = require("apps/reader/readerui")
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UIManager:nextTick(function()
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ReaderUI:showReader(last_file)
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end)
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exit_code = UIManager:run()
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else
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return showusage()
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end
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-- Exit
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local function exitReader()
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local ReaderActivityIndicator =
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require("apps/reader/modules/readeractivityindicator")
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-- Save any device settings before closing G_reader_settings
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Device:saveSettings()
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G_reader_settings:close()
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-- Close lipc handles
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ReaderActivityIndicator:coda()
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-- shutdown hardware abstraction
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Device:exit()
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if Profiler then Profiler.stop() end
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if type(exit_code) == "number" then
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os.exit(exit_code)
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else
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os.exit(0)
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end
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end
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exitReader()
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