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dupeguru/qt/base/app.py

268 lines
9.6 KiB
Python

# Created By: Virgil Dupras
# Created On: 2009-04-25
# Copyright 2010 Hardcoded Software (http://www.hardcoded.net)
#
# This software is licensed under the "HS" License as described in the "LICENSE" file,
# which should be included with this package. The terms are also available at
# http://www.hardcoded.net/licenses/hs_license
from __future__ import unicode_literals
import logging
import os
import os.path as op
from PyQt4.QtCore import Qt, QTimer, QObject, QCoreApplication, QUrl, SIGNAL
from PyQt4.QtGui import QProgressDialog, QDesktopServices, QFileDialog, QDialog, QMessageBox
from hsutil import job
from hsutil.reg import RegistrationRequired
from core import fs
from core.app import DupeGuru as DupeGuruBase, JOB_SCAN, JOB_LOAD, JOB_MOVE, JOB_COPY, JOB_DELETE
from qtlib.about_box import AboutBox
from qtlib.progress import Progress
from qtlib.reg import Registration
from . import platform
from .main_window import MainWindow
from .directories_dialog import DirectoriesDialog
JOBID2TITLE = {
JOB_SCAN: "Scanning for duplicates",
JOB_LOAD: "Loading",
JOB_MOVE: "Moving",
JOB_COPY: "Copying",
JOB_DELETE: "Sending files to the recycle bin",
}
def demo_method(method):
def wrapper(self, *args, **kwargs):
try:
return method(self, *args, **kwargs)
except RegistrationRequired:
msg = "The demo version of dupeGuru only allows 10 actions (delete/move/copy) per session."
QMessageBox.information(self.main_window, 'Demo', msg)
return wrapper
class DupeGuru(DupeGuruBase, QObject):
LOGO_NAME = '<replace this>'
NAME = '<replace this>'
DELTA_COLUMNS = frozenset()
def __init__(self, data_module, appid):
appdata = unicode(QDesktopServices.storageLocation(QDesktopServices.DataLocation))
if not op.exists(appdata):
os.makedirs(appdata)
# For basicConfig() to work, we have to be sure that no logging has taken place before this call.
logging.basicConfig(filename=op.join(appdata, 'debug.log'), level=logging.WARNING)
DupeGuruBase.__init__(self, data_module, appdata, appid)
QObject.__init__(self)
self._setup()
#--- Private
def _setup(self):
self.prefs = self._create_preferences()
self.prefs.load()
self._update_options()
self.main_window = self._create_main_window()
self._progress = Progress(self.main_window)
self.directories_dialog = DirectoriesDialog(self.main_window, self)
self.details_dialog = self._create_details_dialog(self.main_window)
self.preferences_dialog = self._create_preferences_dialog(self.main_window)
self.about_box = AboutBox(self.main_window, self)
self.reg = Registration(self)
self.set_registration(self.prefs.registration_code, self.prefs.registration_email)
if not self.registered:
# 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.
self._nagTimer = QTimer()
self.connect(self._nagTimer, SIGNAL('timeout()'), self.mustShowNag)
self._nagTimer.start(0)
self.main_window.show()
self.load()
self.connect(QCoreApplication.instance(), SIGNAL('aboutToQuit()'), self.application_will_terminate)
self.connect(self._progress, SIGNAL('finished(QString)'), self.job_finished)
def _setup_as_registered(self):
self.prefs.registration_code = self.registration_code
self.prefs.registration_email = self.registration_email
self.main_window.actionRegister.setVisible(False)
self.about_box.registerButton.hide()
self.about_box.registeredEmailLabel.setText(self.prefs.registration_email)
def _update_options(self):
self.scanner.mix_file_kind = self.prefs.mix_file_kind
self.options['escape_filter_regexp'] = self.prefs.use_regexp
self.options['clean_empty_dirs'] = self.prefs.remove_empty_folders
#--- Virtual
def _create_details_dialog(self, parent):
raise NotImplementedError()
def _create_main_window(self):
return MainWindow(app=self)
def _create_preferences(self):
raise NotImplementedError()
def _create_preferences_dialog(self, parent):
raise NotImplementedError()
#--- Override
@staticmethod
def _open_path(path):
url = QUrl.fromLocalFile(unicode(path))
QDesktopServices.openUrl(url)
@staticmethod
def _recycle_dupe(dupe):
platform.recycle_file(dupe.path)
@staticmethod
def _reveal_path(path):
self._open_path(path[:-1])
def _start_job(self, jobid, func):
title = JOBID2TITLE[jobid]
try:
j = self._progress.create_job()
self._progress.run(jobid, title, func, args=(j, ))
except job.JobInProgressError:
msg = "A previous action is still hanging in there. You can't start a new one yet. Wait a few seconds, then try again."
QMessageBox.information(self.main_window, 'Action in progress', msg)
def add_selected_to_ignore_list(self):
dupes = self.without_ref(self.selected_dupes)
if not dupes:
return
title = "Add to Ignore List"
msg = "All selected {0} matches are going to be ignored in all subsequent scans. Continue?".format(len(dupes))
if self.main_window._confirm(title, msg):
DupeGuruBase.add_selected_to_ignore_list(self)
def apply_filter(self, filter):
DupeGuruBase.apply_filter(self, filter)
self.emit(SIGNAL('resultsChanged()'))
@demo_method
def copy_or_move_marked(self, copy):
opname = 'copy' if copy else 'move'
title = "Select a directory to {0} marked files to".format(opname)
flags = QFileDialog.ShowDirsOnly
destination = unicode(QFileDialog.getExistingDirectory(self.main_window, title, '', flags))
if not destination:
return
recreate_path = self.prefs.destination_type
DupeGuruBase.copy_or_move_marked(self, copy, destination, recreate_path)
delete_marked = demo_method(DupeGuruBase.delete_marked)
def make_selected_reference(self):
DupeGuruBase.make_selected_reference(self)
self.emit(SIGNAL('resultsChanged()'))
def remove_duplicates(self, duplicates):
DupeGuruBase.remove_duplicates(self, duplicates)
self.emit(SIGNAL('resultsChanged()'))
def remove_selected(self):
dupes = self.without_ref(self.selected_dupes)
if not dupes:
return
title = "Remove duplicates"
msg = "You are about to remove {0} files from results. Continue?".format(len(dupes))
if self.main_window._confirm(title, msg):
DupeGuruBase.remove_selected(self)
#--- Public
def askForRegCode(self):
self.reg.ask_for_code()
def mark_all(self):
self.results.mark_all()
self.emit(SIGNAL('dupeMarkingChanged()'))
def mark_invert(self):
self.results.mark_invert()
self.emit(SIGNAL('dupeMarkingChanged()'))
def mark_none(self):
self.results.mark_none()
self.emit(SIGNAL('dupeMarkingChanged()'))
def openDebugLog(self):
debugLogPath = op.join(self.appdata, 'debug.log')
self._open_path(debugLogPath)
def remove_marked_duplicates(self):
marked = [d for d in self.results.dupes if self.results.is_marked(d)]
self.remove_duplicates(marked)
def rename_dupe(self, dupe, newname):
try:
dupe.rename(newname)
return True
except (IndexError, fs.FSError) as e:
logging.warning("dupeGuru Warning: %s" % unicode(e))
return False
def select_dupes(self, dupes):
self._select_dupes(dupes)
def show_about_box(self):
self.about_box.show()
def show_details(self):
self.details_dialog.show()
def show_directories(self):
self.directories_dialog.show()
def show_help(self):
url = QUrl.fromLocalFile(op.abspath('help/intro.htm'))
QDesktopServices.openUrl(url)
def show_preferences(self):
self.preferences_dialog.load()
result = self.preferences_dialog.exec_()
if result == QDialog.Accepted:
self.preferences_dialog.save()
self.prefs.save()
self._update_options()
def toggle_marking_for_dupes(self, dupes):
for dupe in dupes:
self.results.mark_toggle(dupe)
self.emit(SIGNAL('dupeMarkingChanged()'))
#--- Events
def application_will_terminate(self):
self.save()
self.save_ignore_list()
def mustShowNag(self):
self._nagTimer.stop() # must be shown only once
self.reg.show_nag()
def job_finished(self, jobid):
self.emit(SIGNAL('resultsChanged()'))
if jobid == JOB_LOAD:
self.emit(SIGNAL('directoriesChanged()'))
elif jobid in (JOB_MOVE, JOB_COPY, JOB_DELETE) and self.last_op_error_count > 0:
msg = "{0} files could not be processed.".format(self.results.mark_count)
QMessageBox.warning(self.main_window, 'Warning', msg)
elif jobid == JOB_SCAN:
if not self.results.groups:
title = "Scanning complete"
msg = "No duplicates found."
QMessageBox.information(self.main_window, title, msg)