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dupeguru/qt/app.py

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# Copyright 2016 Hardcoded Software (http://www.hardcoded.net)
#
# This software is licensed under the "GPLv3" License as described in the "LICENSE" file,
# which should be included with this package. The terms are also available at
# http://www.gnu.org/licenses/gpl-3.0.html
import sys
import os.path as op
from PyQt5.QtCore import QTimer, QObject, QUrl, pyqtSignal, Qt
from PyQt5.QtGui import QColor, QDesktopServices, QPalette
from PyQt5.QtWidgets import QApplication, QFileDialog, QDialog, QMessageBox, QStyleFactory, QToolTip
from hscommon.trans import trget
from hscommon import desktop, plat
from qt.about_box import AboutBox
from qt.recent import Recent
from qt.util import create_actions
from qt.progress_window import ProgressWindow
from core.app import AppMode, DupeGuru as DupeGuruModel
import core.pe.photo
from qt import platform
from qt.preferences import Preferences
from qt.result_window import ResultWindow
from qt.directories_dialog import DirectoriesDialog
from qt.problem_dialog import ProblemDialog
from qt.ignore_list_dialog import IgnoreListDialog
from qt.exclude_list_dialog import ExcludeListDialog
from qt.deletion_options import DeletionOptions
from qt.se.details_dialog import DetailsDialog as DetailsDialogStandard
from qt.me.details_dialog import DetailsDialog as DetailsDialogMusic
from qt.pe.details_dialog import DetailsDialog as DetailsDialogPicture
from qt.se.preferences_dialog import PreferencesDialog as PreferencesDialogStandard
from qt.me.preferences_dialog import PreferencesDialog as PreferencesDialogMusic
from qt.pe.preferences_dialog import PreferencesDialog as PreferencesDialogPicture
from qt.pe.photo import File as PlatSpecificPhoto
from qt.tabbed_window import TabBarWindow, TabWindow
tr = trget("ui")
class DupeGuru(QObject):
LOGO_NAME = "logo_se"
NAME = "dupeGuru"
def __init__(self, **kwargs):
super().__init__(**kwargs)
self.prefs = Preferences()
self.prefs.load()
# Enable tabs instead of separate floating windows for each dialog
# Could be passed as an argument to this class if we wanted
self.use_tabs = True
self.model = DupeGuruModel(view=self, portable=self.prefs.portable)
self._setup()
# --- Private
def _setup(self):
core.pe.photo.PLAT_SPECIFIC_PHOTO_CLASS = PlatSpecificPhoto
self._setupActions()
self.details_dialog = None
self._update_options()
self.recentResults = Recent(self, "recentResults")
self.recentResults.mustOpenItem.connect(self.model.load_from)
self.resultWindow = None
if self.use_tabs:
self.main_window = TabBarWindow(self) if not self.prefs.tabs_default_pos else TabWindow(self)
parent_window = self.main_window
self.directories_dialog = self.main_window.createPage("DirectoriesDialog", app=self)
self.main_window.addTab(self.directories_dialog, tr("Directories"), switch=False)
self.actionDirectoriesWindow.setEnabled(False)
else: # floating windows only
self.main_window = None
self.directories_dialog = DirectoriesDialog(self)
parent_window = self.directories_dialog
self.progress_window = ProgressWindow(parent_window, self.model.progress_window)
self.problemDialog = ProblemDialog(parent=parent_window, model=self.model.problem_dialog)
if self.use_tabs:
self.ignoreListDialog = self.main_window.createPage(
"IgnoreListDialog",
parent=self.main_window,
model=self.model.ignore_list_dialog,
)
self.excludeListDialog = self.main_window.createPage(
"ExcludeListDialog",
app=self,
parent=self.main_window,
model=self.model.exclude_list_dialog,
)
else:
self.ignoreListDialog = IgnoreListDialog(parent=parent_window, model=self.model.ignore_list_dialog)
self.excludeDialog = ExcludeListDialog(app=self, parent=parent_window, model=self.model.exclude_list_dialog)
self.deletionOptions = DeletionOptions(parent=parent_window, model=self.model.deletion_options)
self.about_box = AboutBox(parent_window, self)
parent_window.show()
self.model.load()
self.SIGTERM.connect(self.handleSIGTERM)
# The timer scheme is because if the nag is not shown before the application is
# completely initialized, the nag will be shown before the app shows up in the task bar
# In some circumstances, the nag is hidden by other window, which may make the user think
# that the application haven't launched.
QTimer.singleShot(0, self.finishedLaunching)
def _setupActions(self):
# Setup actions that are common to both the directory dialog and the results window.
# (name, shortcut, icon, desc, func)
ACTIONS = [
("actionQuit", "Ctrl+Q", "", tr("Quit"), self.quitTriggered),
(
"actionPreferences",
"Ctrl+P",
"",
tr("Options"),
self.preferencesTriggered,
),
("actionIgnoreList", "", "", tr("Ignore List"), self.ignoreListTriggered),
(
"actionDirectoriesWindow",
"",
"",
tr("Directories"),
self.showDirectoriesWindow,
),
(
"actionClearCache",
"Ctrl+Shift+P",
"",
tr("Clear Cache"),
self.clearCacheTriggered,
),
(
"actionExcludeList",
"",
"",
tr("Exclusion Filters"),
self.excludeListTriggered,
),
("actionShowHelp", "F1", "", tr("dupeGuru Help"), self.showHelpTriggered),
("actionAbout", "", "", tr("About dupeGuru"), self.showAboutBoxTriggered),
(
"actionOpenDebugLog",
"",
"",
tr("Open Debug Log"),
self.openDebugLogTriggered,
),
]
create_actions(ACTIONS, self)
def _update_options(self):
self.model.options["mix_file_kind"] = self.prefs.mix_file_kind
self.model.options["escape_filter_regexp"] = not self.prefs.use_regexp
self.model.options["clean_empty_dirs"] = self.prefs.remove_empty_folders
self.model.options["ignore_hardlink_matches"] = self.prefs.ignore_hardlink_matches
self.model.options["copymove_dest_type"] = self.prefs.destination_type
self.model.options["scan_type"] = self.prefs.get_scan_type(self.model.app_mode)
self.model.options["min_match_percentage"] = self.prefs.filter_hardness
self.model.options["word_weighting"] = self.prefs.word_weighting
self.model.options["match_similar_words"] = self.prefs.match_similar
threshold = self.prefs.small_file_threshold if self.prefs.ignore_small_files else 0
self.model.options["size_threshold"] = threshold * 1024 # threshold is in KB. The scanner wants bytes
large_threshold = self.prefs.large_file_threshold if self.prefs.ignore_large_files else 0
self.model.options["large_size_threshold"] = (
large_threshold * 1024 * 1024
) # threshold is in MB. The Scanner wants bytes
big_file_size_threshold = self.prefs.big_file_size_threshold if self.prefs.big_file_partial_hashes else 0
self.model.options["big_file_size_threshold"] = (
big_file_size_threshold
* 1024
* 1024
# threshold is in MiB. The scanner wants bytes
)
scanned_tags = set()
if self.prefs.scan_tag_track:
scanned_tags.add("track")
if self.prefs.scan_tag_artist:
scanned_tags.add("artist")
if self.prefs.scan_tag_album:
scanned_tags.add("album")
if self.prefs.scan_tag_title:
scanned_tags.add("title")
if self.prefs.scan_tag_genre:
scanned_tags.add("genre")
if self.prefs.scan_tag_year:
scanned_tags.add("year")
self.model.options["scanned_tags"] = scanned_tags
self.model.options["match_scaled"] = self.prefs.match_scaled
self.model.options["picture_cache_type"] = self.prefs.picture_cache_type
if self.details_dialog:
self.details_dialog.update_options()
self._set_style("dark" if self.prefs.use_dark_style else "light")
# --- Private
def _get_details_dialog_class(self):
if self.model.app_mode == AppMode.PICTURE:
return DetailsDialogPicture
elif self.model.app_mode == AppMode.MUSIC:
return DetailsDialogMusic
else:
return DetailsDialogStandard
def _get_preferences_dialog_class(self):
if self.model.app_mode == AppMode.PICTURE:
return PreferencesDialogPicture
elif self.model.app_mode == AppMode.MUSIC:
return PreferencesDialogMusic
else:
return PreferencesDialogStandard
def _set_style(self, style="light"):
# Only support this feature on windows for now
if not plat.ISWINDOWS:
return
if style == "dark":
QApplication.setStyle(QStyleFactory.create("Fusion"))
palette = QApplication.style().standardPalette()
palette.setColor(QPalette.ColorRole.Window, QColor(53, 53, 53))
palette.setColor(QPalette.ColorRole.WindowText, Qt.white)
palette.setColor(QPalette.ColorRole.Base, QColor(25, 25, 25))
palette.setColor(QPalette.ColorRole.AlternateBase, QColor(53, 53, 53))
palette.setColor(QPalette.ColorRole.ToolTipBase, QColor(53, 53, 53))
palette.setColor(QPalette.ColorRole.ToolTipText, Qt.white)
palette.setColor(QPalette.ColorRole.Text, Qt.white)
palette.setColor(QPalette.ColorRole.Button, QColor(53, 53, 53))
palette.setColor(QPalette.ColorRole.ButtonText, Qt.white)
palette.setColor(QPalette.ColorRole.BrightText, Qt.red)
palette.setColor(QPalette.ColorRole.Link, QColor(42, 130, 218))
palette.setColor(QPalette.ColorRole.Highlight, QColor(42, 130, 218))
palette.setColor(QPalette.ColorRole.HighlightedText, Qt.black)
palette.setColor(QPalette.ColorGroup.Disabled, QPalette.ColorRole.Text, QColor(164, 166, 168))
palette.setColor(QPalette.ColorGroup.Disabled, QPalette.ColorRole.WindowText, QColor(164, 166, 168))
palette.setColor(QPalette.ColorGroup.Disabled, QPalette.ColorRole.ButtonText, QColor(164, 166, 168))
palette.setColor(QPalette.ColorGroup.Disabled, QPalette.ColorRole.HighlightedText, QColor(164, 166, 168))
palette.setColor(QPalette.ColorGroup.Disabled, QPalette.ColorRole.Base, QColor(68, 68, 68))
palette.setColor(QPalette.ColorGroup.Disabled, QPalette.ColorRole.Window, QColor(68, 68, 68))
palette.setColor(QPalette.ColorGroup.Disabled, QPalette.ColorRole.Highlight, QColor(68, 68, 68))
else:
QApplication.setStyle(QStyleFactory.create("windowsvista" if plat.ISWINDOWS else "Fusion"))
palette = QApplication.style().standardPalette()
QToolTip.setPalette(palette)
QApplication.setPalette(palette)
# --- Public
def add_selected_to_ignore_list(self):
self.model.add_selected_to_ignore_list()
def remove_selected(self):
self.model.remove_selected(self)
def confirm(self, title, msg, default_button=QMessageBox.Yes):
active = QApplication.activeWindow()
buttons = QMessageBox.Yes | QMessageBox.No
answer = QMessageBox.question(active, title, msg, buttons, default_button)
return answer == QMessageBox.Yes
def invokeCustomCommand(self):
self.model.invoke_custom_command()
def show_details(self):
if self.details_dialog is not None:
if not self.details_dialog.isVisible():
self.details_dialog.show()
else:
self.details_dialog.hide()
def showResultsWindow(self):
if self.resultWindow is not None:
if self.use_tabs:
if self.main_window.indexOfWidget(self.resultWindow) < 0:
self.main_window.addTab(self.resultWindow, tr("Results"), switch=True)
return
self.main_window.showTab(self.resultWindow)
else:
self.resultWindow.show()
def showDirectoriesWindow(self):
if self.directories_dialog is not None:
if self.use_tabs:
self.main_window.showTab(self.directories_dialog)
else:
self.directories_dialog.show()
def shutdown(self):
self.willSavePrefs.emit()
self.prefs.save()
self.model.save()
self.model.close()
# Workaround for #857, hide() or close().
if self.details_dialog is not None:
self.details_dialog.close()
QApplication.quit()
# --- Signals
willSavePrefs = pyqtSignal()
SIGTERM = pyqtSignal()
# --- Events
def finishedLaunching(self):
if sys.getfilesystemencoding() == "ascii":
# No need to localize this, it's a debugging message.
msg = (
"Something is wrong with the way your system locale is set. If the files you're "
"scanning have accented letters, you'll probably get a crash. It is advised that "
"you set your system locale properly."
)
QMessageBox.warning(
self.main_window if self.main_window else self.directories_dialog,
"Wrong Locale",
msg,
)
# Load results on open if passed a .dupeguru file
if len(sys.argv) > 1:
results = sys.argv[1]
if results.endswith(".dupeguru"):
self.model.load_from(results)
self.recentResults.insertItem(results)
def clearCacheTriggered(self):
title = tr("Clear Cache")
msg = tr("Do you really want to clear the cache? This will remove all cached file hashes and picture analysis.")
if self.confirm(title, msg, QMessageBox.No):
self.model.clear_picture_cache()
self.model.clear_hash_cache()
active = QApplication.activeWindow()
QMessageBox.information(active, title, tr("Cache cleared."))
def ignoreListTriggered(self):
if self.use_tabs:
self.showTriggeredTabbedDialog(self.ignoreListDialog, tr("Ignore List"))
else: # floating windows
self.model.ignore_list_dialog.show()
def excludeListTriggered(self):
if self.use_tabs:
self.showTriggeredTabbedDialog(self.excludeListDialog, tr("Exclusion Filters"))
else: # floating windows
self.model.exclude_list_dialog.show()
def showTriggeredTabbedDialog(self, dialog, desc_string):
"""Add tab for dialog, name the tab with desc_string, then show it."""
index = self.main_window.indexOfWidget(dialog)
# Create the tab if it doesn't exist already
if index < 0: # or (not dialog.isVisible() and not self.main_window.isTabVisible(index)):
index = self.main_window.addTab(dialog, desc_string, switch=True)
# Show the tab for that widget
self.main_window.setCurrentIndex(index)
def openDebugLogTriggered(self):
debug_log_path = op.join(self.model.appdata, "debug.log")
desktop.open_path(debug_log_path)
def preferencesTriggered(self):
preferences_dialog = self._get_preferences_dialog_class()(
self.main_window if self.main_window else self.directories_dialog, self
)
preferences_dialog.load()
result = preferences_dialog.exec()
if result == QDialog.Accepted:
preferences_dialog.save()
self.prefs.save()
self._update_options()
preferences_dialog.setParent(None)
def quitTriggered(self):
if self.details_dialog is not None:
self.details_dialog.close()
if self.main_window:
self.main_window.close()
else:
self.directories_dialog.close()
def showAboutBoxTriggered(self):
self.about_box.show()
def showHelpTriggered(self):
base_path = platform.HELP_PATH
help_path = op.abspath(op.join(base_path, "index.html"))
if op.exists(help_path):
url = QUrl.fromLocalFile(help_path)
else:
url = QUrl("https://dupeguru.voltaicideas.net/help/en/")
QDesktopServices.openUrl(url)
def handleSIGTERM(self):
self.shutdown()
# --- model --> view
def get_default(self, key):
return self.prefs.get_value(key)
def set_default(self, key, value):
self.prefs.set_value(key, value)
def show_message(self, msg):
window = QApplication.activeWindow()
QMessageBox.information(window, "", msg)
def ask_yes_no(self, prompt):
return self.confirm("", prompt)
def create_results_window(self):
"""Creates resultWindow and details_dialog depending on the selected ``app_mode``."""
if self.details_dialog is not None:
# The object is not deleted entirely, avoid saving its geometry in the future
# self.willSavePrefs.disconnect(self.details_dialog.appWillSavePrefs)
# or simply delete it on close which is probably cleaner:
self.details_dialog.setAttribute(Qt.WA_DeleteOnClose)
self.details_dialog.close()
# if we don't do the following, Qt will crash when we recreate the Results dialog
self.details_dialog.setParent(None)
if self.resultWindow is not None:
self.resultWindow.close()
# This is better for tabs, as it takes care of duplicate items in menu bar
self.resultWindow.deleteLater() if self.use_tabs else self.resultWindow.setParent(None)
if self.use_tabs:
self.resultWindow = self.main_window.createPage("ResultWindow", parent=self.main_window, app=self)
else: # We don't use a tab widget, regular floating QMainWindow
self.resultWindow = ResultWindow(self.directories_dialog, self)
self.directories_dialog._updateActionsState()
self.details_dialog = self._get_details_dialog_class()(self.resultWindow, self)
def show_results_window(self):
self.showResultsWindow()
def show_problem_dialog(self):
self.problemDialog.show()
def select_dest_folder(self, prompt):
flags = QFileDialog.ShowDirsOnly
return QFileDialog.getExistingDirectory(self.resultWindow, prompt, "", flags)
def select_dest_file(self, prompt, extension):
files = tr("{} file (*.{})").format(extension.upper(), extension)
destination, chosen_filter = QFileDialog.getSaveFileName(self.resultWindow, prompt, "", files)
if not destination.endswith(f".{extension}"):
destination = f"{destination}.{extension}"
return destination
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