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--[[
This file is part of darktable,
Copyright 2014 by Tobias Jakobs
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
]]
--[[
darktable Script to play music during a Slideshow
You need rhythmbox-client installed to use this script
USAGE
* require this script from your main lua file
]]
local dt = require "darktable"
local du = require "lib/dtutils"
local df = require "lib/dtutils.file"
local gettext = dt.gettext.gettext
du.check_min_api_version("7.0.0", "slideshowMusic")
local function _(msgid)
return gettext(msgid)
end
-- return data structure for script_manager
local script_data = {}
script_data.metadata = {
name = _("slideshow music"),
purpose = _("play music during a slideshow"),
author = "Tobias Jakobs",
help = "https://docs.darktable.org/lua/stable/lua.scripts.manual/scripts/contrib/slideshowMusic"
}
script_data.destroy = nil -- function to destory the script
script_data.destroy_method = nil -- set to hide for libs since we can't destroy them commpletely yet, otherwise leave as nil
script_data.restart = nil -- how to restart the (lib) script after it's been hidden - i.e. make it visible again
script_data.show = nil -- only required for libs since the destroy_method only hides them
local function playSlideshowMusic(_, old_view, new_view)
local filename, playMusic
filename = dt.preferences.read("slideshowMusic","SlideshowMusic","string")
playMusic = dt.preferences.read("slideshowMusic","PlaySlideshowMusic","bool")
if not df.check_if_bin_exists("rhythmbox-client") then
dt.print_error("rhythmbox-client not found")
return
end
if (playMusic) then
local playCommand, stopCommand
if (new_view.id == "slideshow") then
playCommand = 'rhythmbox-client --play-uri="'..filename..'"'
--dt.print_error(playCommand)
dt.control.execute( playCommand)
else
if (old_view and old_view.id == "slideshow") then
stopCommand = "rhythmbox-client --pause"
--dt.print_error(stopCommand)
dt.control.execute(stopCommand)
end
end
end
end
function destroy()
dt.destroy_event("slideshow_music", "view-changed")
dt.preferences.destroy("slideshowMusic", "SlideshowMusic")
dt.preferences.destroy("slideshowMusic", "PlaySlideshowMusic")
end
-- Preferences
dt.preferences.register("slideshowMusic", "SlideshowMusic", "file", _("slideshow background music file"), "", "")
dt.preferences.register("slideshowMusic",
"PlaySlideshowMusic",
"bool",
_("play slideshow background music"),
_("plays music with rhythmbox if a slideshow starts"),
true)
-- Register
dt.register_event("slideshow_music", "view-changed",
playSlideshowMusic)
script_data.destroy = destroy
return script_data