133 lines
4.1 KiB
Python
133 lines
4.1 KiB
Python
#!/usr/bin/env python3
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# TODO:
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# - Test with a large amount of files.
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# - Show a progression bar when the removal takes time.
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# - Improve the MessageDialog list for failed items.
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import os
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from urllib.parse import unquote
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import gi
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gi.require_version('Nautilus', '3.0')
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gi.require_version('Gtk', '3.0')
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from gi.repository import Nautilus, GObject, Gtk, Gio
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from libmat2 import parser_factory
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class Mat2Wrapper():
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def __init__(self, filepath):
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self.__filepath = filepath
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def remove_metadata(self):
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parser, mtype = parser_factory.get_parser(self.__filepath)
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if parser is None:
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return False, mtype
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return parser.remove_all(), mtype
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class ColumnExtension(GObject.GObject, Nautilus.MenuProvider, Nautilus.LocationWidgetProvider):
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def notify(self):
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self.infobar_msg.set_text("Failed to clean some items")
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self.infobar.show_all()
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def get_widget(self, uri, window):
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self.infobar = Gtk.InfoBar()
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self.infobar.set_message_type(Gtk.MessageType.ERROR)
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self.infobar.set_show_close_button(True)
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self.infobar.connect("response", self.__cb_infobar_response)
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hbox = Gtk.Box(orientation=Gtk.Orientation.HORIZONTAL)
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self.infobar.get_content_area().pack_start(hbox, False, False, 0)
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btn = Gtk.Button("Show")
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btn.connect("clicked", self.__cb_show_failed)
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self.infobar.get_content_area().pack_end(btn, False, False, 0)
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self.infobar_msg = Gtk.Label()
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hbox.pack_start(self.infobar_msg, False, False, 0)
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return self.infobar
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def __cb_infobar_response(self, infobar, response):
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if response == Gtk.ResponseType.CLOSE:
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self.infobar.hide()
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def __cb_show_failed(self, button):
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self.infobar.hide()
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window = Gtk.Window()
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hb = Gtk.HeaderBar()
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window.set_titlebar(hb)
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hb.props.title = "Metadata removal failed"
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exit_buton = Gtk.Button("Exit")
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exit_buton.connect("clicked", lambda _: window.close())
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hb.pack_end(exit_buton)
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box = Gtk.Box(orientation=Gtk.Orientation.VERTICAL)
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window.add(box)
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listbox = Gtk.ListBox()
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listbox.set_selection_mode(Gtk.SelectionMode.NONE)
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box.pack_start(listbox, True, True, 0)
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for i, mtype in self.failed_items:
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row = Gtk.ListBoxRow()
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hbox = Gtk.Box(orientation=Gtk.Orientation.HORIZONTAL)
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row.add(hbox)
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icon = Gio.content_type_get_icon('text/plain' if not mtype else mtype)
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select_image = Gtk.Image.new_from_gicon(icon, Gtk.IconSize.BUTTON)
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hbox.pack_start(select_image, False, False, 0)
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label = Gtk.Label(os.path.basename(i))
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hbox.pack_start(label, True, False, 0)
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listbox.add(row)
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listbox.show_all()
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window.show_all()
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@staticmethod
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def __validate(f):
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if f.get_uri_scheme() != "file" or f.is_directory():
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return False
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elif not f.can_write():
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return False
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return True
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def __cb_menu_activate(self, menu, files):
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self.failed_items = list()
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for f in files:
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if not self.__validate(f):
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self.failed_items.append((f.get_name(), None))
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continue
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fname = unquote(f.get_uri()[7:])
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ret, mtype = Mat2Wrapper(fname).remove_metadata()
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if not ret:
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self.failed_items.append((f.get_name(), mtype))
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if len(self.failed_items):
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self.notify()
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def get_background_items(self, window, file):
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""" https://bugzilla.gnome.org/show_bug.cgi?id=784278 """
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return None
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def get_file_items(self, window, files):
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# Do not show the menu item if not a single file has a chance to be
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# processed by mat2.
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if not any(map(self.__validate, files)):
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return
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item = Nautilus.MenuItem(
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name="MAT2::Remove_metadata",
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label="Remove metadata",
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tip="Remove metadata"
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)
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item.connect('activate', self.__cb_menu_activate, files)
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return [item]
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