245 lines
9.4 KiB
Python
245 lines
9.4 KiB
Python
# Python imports
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import os, threading, subprocess, time, pwd, grp
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from datetime import datetime
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# Lib imports
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import gi
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gi.require_version('Gtk', '3.0')
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from gi.repository import Gtk, GLib, Gio
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# Application imports
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from plugins.plugin_base import PluginBase
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# NOTE: Threads WILL NOT die with parent's destruction.
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def threaded(fn):
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def wrapper(*args, **kwargs):
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threading.Thread(target=fn, args=args, kwargs=kwargs, daemon=False).start()
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return wrapper
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# NOTE: Threads WILL die with parent's destruction.
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def daemon_threaded(fn):
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def wrapper(*args, **kwargs):
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threading.Thread(target=fn, args=args, kwargs=kwargs, daemon=True).start()
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return wrapper
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class Properties:
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file_uri: str = None
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file_name: str = None
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file_location: str = None
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file_target: str = None
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mime_type: str = None
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file_size: str = None
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mtime: int = None
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atime: int = None
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file_owner: str = None
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file_group: str = None
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chmod_stat: str = None
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class Plugin(PluginBase):
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def __init__(self):
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super().__init__()
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self.path = os.path.dirname(os.path.realpath(__file__))
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self._GLADE_FILE = f"{self.path}/file_properties.glade"
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self.name = "Properties" # NOTE: Need to remove after establishing private bidirectional 1-1 message bus
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# where self.name should not be needed for message comms
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self._properties_dialog = None
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self._file_name = None
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self._file_location = None
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self._file_target = None
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self._mime_type = None
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self._file_size = None
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self._mtime = None
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self._atime = None
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self._file_owner = None
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self._file_group = None
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self._chmod_map: {} = {
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"7": "rwx",
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"6": "rw",
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"5": "rx",
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"4": "r",
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"3": "wx",
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"2": "w",
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"1": "x",
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"0": ""
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}
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self._chmod_map_counter: {} = {
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"rwx": "7",
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"rw": "6",
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"rx": "5",
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"r": "4",
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"wx": "3",
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"w": "2",
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"x": "1",
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"": "0"
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}
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def run(self):
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self._builder = Gtk.Builder()
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self._builder.add_from_file(self._GLADE_FILE)
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self._properties_dialog = self._builder.get_object("file_properties_dialog")
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self._file_name = self._builder.get_object("file_name")
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self._file_location = self._builder.get_object("file_location")
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self._file_target = self._builder.get_object("file_target")
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self._mime_type = self._builder.get_object("mime_type")
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self._file_size = self._builder.get_object("file_size")
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self._mtime = self._builder.get_object("mtime")
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self._atime = self._builder.get_object("atime")
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self._file_owner = self._builder.get_object("file_owner")
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self._file_group = self._builder.get_object("file_group")
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def generate_reference_ui_element(self):
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icon = Gtk.Image(stock=Gtk.STOCK_PROPERTIES )
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button = Gtk.Button(label=self.name)
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button.connect("button-release-event", self._show_properties_page)
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button.set_image(icon)
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return button
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@threaded
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def _show_properties_page(self, widget=None, eve=None):
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event_system.emit("get_current_state")
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state = self._fm_state
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self._event_message = None
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GLib.idle_add(self._process_changes, (state))
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def _process_changes(self, state):
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if len(state.selected_files) == 1:
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uri = state.selected_files[0]
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path = state.tab.get_current_directory()
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properties = self._set_ui_data(uri, path)
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response = self._properties_dialog.run()
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if response in [Gtk.ResponseType.CANCEL, Gtk.ResponseType.DELETE_EVENT]:
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self._properties_dialog.hide()
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self._update_file(properties)
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self._properties_dialog.hide()
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def _update_file(self, properties):
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chmod_stat = self._get_check_boxes()
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if chmod_stat is not properties.chmod_stat:
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try:
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print("\nNew chmod flags...")
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print(f"Old: {''.join(properties.chmod_stat)}")
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print(f"New: {chmod_stat}")
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command = ["chmod", f"{chmod_stat}", properties.file_uri]
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with subprocess.Popen(command, stdout=subprocess.PIPE) as proc:
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result = proc.stdout.read().decode("UTF-8").strip()
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print(result)
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except Exception as e:
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print(f"Couldn't chmod\nFile: {properties.file_uri}")
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print( repr(e) )
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owner = self._file_owner.get_text()
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group = self._file_group.get_text()
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if owner is not properties.file_owner or group is not properties.file_group:
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try:
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print("\nNew owner/group flags...")
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print(f"Old:\n\tOwner: {properties.file_owner}\n\tGroup: {properties.file_group}")
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print(f"New:\n\tOwner: {owner}\n\tGroup: {group}")
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uid = pwd.getpwnam(owner).pw_uid
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gid = grp.getgrnam(group).gr_gid
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os.chown(properties.file_uri, uid, gid)
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except Exception as e:
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print(f"Couldn't chmod\nFile: {properties.file_uri}")
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print( repr(e) )
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def _set_ui_data(self, uri, path):
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properties = Properties()
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file_info = Gio.File.new_for_path(uri).query_info(attributes="standard::*,owner::*,time::access,time::changed",
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flags=Gio.FileQueryInfoFlags.NONE,
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cancellable=None)
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is_symlink = file_info.get_attribute_as_string("standard::is-symlink")
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properties.file_uri = uri
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properties.file_target = file_info.get_attribute_as_string("standard::symlink-target") if is_symlink else ""
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properties.file_name = file_info.get_display_name()
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properties.file_location = path
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properties.mime_type = file_info.get_content_type()
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properties.file_size = self._sizeof_fmt(file_info.get_size())
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properties.mtime = datetime.fromtimestamp( int(file_info.get_attribute_as_string("time::changed")) ).strftime("%A, %B %d, %Y %I:%M:%S")
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properties.atime = datetime.fromtimestamp( int(file_info.get_attribute_as_string("time::access")) ).strftime("%A, %B %d, %Y %I:%M:%S")
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properties.file_owner = file_info.get_attribute_as_string("owner::user")
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properties.file_group = file_info.get_attribute_as_string("owner::group")
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# NOTE: Read = 4, Write = 2, Exec = 1
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command = ["stat", "-c", "%a", uri]
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with subprocess.Popen(command, stdout=subprocess.PIPE) as proc:
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properties.chmod_stat = list(proc.stdout.read().decode("UTF-8").strip())
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owner = self._chmod_map[f"{properties.chmod_stat[0]}"]
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group = self._chmod_map[f"{properties.chmod_stat[1]}"]
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others = self._chmod_map[f"{properties.chmod_stat[2]}"]
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self._reset_check_boxes()
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self._set_check_boxes([["owner", owner], ["group", group], ["others", others]])
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self._file_name.set_text(properties.file_name)
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self._file_location.set_text(properties.file_location)
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self._file_target.set_text(properties.file_target)
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self._mime_type.set_label(properties.mime_type)
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self._file_size.set_label(properties.file_size)
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self._mtime.set_text(properties.mtime)
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self._atime.set_text(properties.atime)
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self._file_owner.set_text(properties.file_owner)
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self._file_group.set_text(properties.file_group)
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return properties
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def _get_check_boxes(self):
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perms = [[], [], []]
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for i, target in enumerate(["owner", "group", "others"]):
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for type in ["r", "w", "x"]:
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is_active = self._builder.get_object(f"{target}_{type}").get_active()
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if is_active:
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perms[i].append(type)
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digits = []
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for perm in perms:
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digits.append(self._chmod_map_counter[ ''.join(perm) ])
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return ''.join(digits)
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def _set_check_boxes(self, targets):
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for name, target in targets:
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for type in list(target):
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obj = f"{name}_{type}"
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self._builder.get_object(obj).set_active(True)
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def _reset_check_boxes(self):
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for target in ["owner", "group", "others"]:
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for type in ["r", "w", "x"]:
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self._builder.get_object(f"{target}_{type}").set_active(False)
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def _sizeof_fmt(self, num, suffix="B"):
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for unit in ["", "K", "M", "G", "T", "Pi", "Ei", "Zi"]:
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if abs(num) < 1024.0:
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return f"{num:3.1f} {unit}{suffix}"
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num /= 1024.0
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return f"{num:.1f} Yi{suffix}"
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