06522802d8
files in the filmroll and check the
"known" files against the file list.
This cuts the number of system calls
from 1 per image to 1 per film roll
resulting an incredible speed up on
windows and a good speedup on other
platforms.
124 lines
3.5 KiB
Lua
124 lines
3.5 KiB
Lua
--[[
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This file is part of darktable,
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copyright (c) 2023 Dirk Dittmar
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darktable is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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darktable is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with darktable. If not, see <http://www.gnu.org/licenses/>.
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]]
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--[[
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Enable selection of non-existing images in the the currently worked on images, e.g. the ones selected by the collection module.
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]]
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local dt = require "darktable"
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local du = require "lib/dtutils"
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local df = require "lib/dtutils.file"
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local ds = require "lib/dtutils.string"
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local log = require "lib/dtutils.log"
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-- module name
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local MODULE <const> = "select_non_existing"
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du.check_min_api_version("9.1.0", MODULE)
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-- figure out the path separator
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local PS <const> = dt.configuration.running_os == "windows" and "\\" or "/"
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local DEFAULT_LOG_LEVEL <const> = log.info
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log.log_level(DEFAULT_LOG_LEVEL)
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local gettext = dt.gettext.gettext
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local function _(msgid)
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return gettext(msgid)
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end
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local function stop_job(job)
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job.valid = false
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end
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local function get_file_list(dir)
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log.log_level(DEFAULT_LOG_LEVEL)
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local file_list = {}
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local cmd = nil
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log.msg(log.debug, "called get_file_list with " .. dir)
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if dt.configuration.running_os == "windows" then
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cmd = "forfiles /P " .. ds.sanitize(dir) .. " /M * /C \"cmd /c echo @file\""
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else
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cmd = "cd " .. ds.sanitize(dir) ..";ls -1"
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end
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log.msg(log.info, "cmd is " .. cmd)
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local p = io.popen(cmd)
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if p then
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for line in p:lines() do
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if line:len() > 4 then
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if not string.match(line, "xmp$") and not string.match(line, "XMP$") then
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line = line:gsub("\"", "")
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file_list[line] = true
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end
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end
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end
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p:close()
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end
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return file_list
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end
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local function select_nonexisting_images(event, images)
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log.log_level(DEFAULT_LOG_LEVEL)
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local selection = {}
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local known_files = {}
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local job = dt.gui.create_job(_("select non existing images"), true, stop_job)
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for key,image in ipairs(images) do
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if(job.valid) then
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if not known_files[image.path] then
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known_files[image.path] = get_file_list(image.path)
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end
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if key % 10 == 0 then
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job.percent = key/#images
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end
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local file_exists = known_files[image.path][image.filename]
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log.msg(log.debug, image.path .. PS .. image.filename .." exists? => "..tostring(file_exists))
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if (not file_exists) then
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table.insert(selection, image)
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end
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else
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break
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end
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end
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stop_job(job)
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return selection
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end
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local function destroy()
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dt.gui.libs.select.destroy_selection(MODULE)
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end
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dt.gui.libs.select.register_selection(
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MODULE,
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_("select non existing"),
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select_nonexisting_images,
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_("select all non-existing images in the current images"))
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local script_data = {}
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script_data.metadata = {
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name = _("select non existing"),
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purpose = _("enable selection of non-existing images"),
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author = "Dirk Dittmar",
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help = "https://docs.darktable.org/lua/stable/lua.scripts.manual/scripts/contrib/select_non_existing"
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}
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script_data.destroy = destroy
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return script_data |