mirror of
https://github.com/onionshare/onionshare.git
synced 2024-10-01 01:35:40 -04:00
90 lines
3.2 KiB
Python
90 lines
3.2 KiB
Python
# -*- coding: utf-8 -*-
|
|
"""
|
|
OnionShare | https://onionshare.org/
|
|
|
|
Copyright (C) 2014-2018 Micah Lee <micah@micahflee.com>
|
|
|
|
This program is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation, either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
"""
|
|
import json
|
|
import os
|
|
from watchdog.observers import Observer
|
|
from watchdog.events import FileSystemEventHandler, FileModifiedEvent
|
|
from PyQt5 import QtCore
|
|
|
|
|
|
class EventHandler(FileSystemEventHandler, QtCore.QObject):
|
|
"""
|
|
To trigger an event, write a JSON line to the events file. When that file changes,
|
|
each line will be handled as an event. Valid events are:
|
|
{"type": "new_tab"}
|
|
{"type": "new_share_tab", "filenames": ["file1", "file2"]}
|
|
"""
|
|
|
|
new_tab = QtCore.pyqtSignal()
|
|
new_share_tab = QtCore.pyqtSignal(list)
|
|
|
|
def __init__(self, common):
|
|
super(EventHandler, self).__init__()
|
|
self.common = common
|
|
|
|
def on_modified(self, event):
|
|
if (
|
|
type(event) == FileModifiedEvent
|
|
and event.src_path == self.common.gui.events_filename
|
|
):
|
|
# Read all the lines in the events, then delete it
|
|
with open(self.common.gui.events_filename, "r") as f:
|
|
lines = f.readlines()
|
|
os.remove(self.common.gui.events_filename)
|
|
|
|
self.common.log(
|
|
"EventHandler", "on_modified", f"processing {len(lines)} lines"
|
|
)
|
|
for line in lines:
|
|
try:
|
|
obj = json.loads(line)
|
|
if "type" not in obj:
|
|
self.common.log(
|
|
"EventHandler",
|
|
"on_modified",
|
|
f"event does not have a type: {obj}",
|
|
)
|
|
continue
|
|
except json.decoder.JSONDecodeError:
|
|
self.common.log(
|
|
"EventHandler", "on_modified", f"ignoring invalid line: {line}"
|
|
)
|
|
continue
|
|
|
|
if obj["type"] == "new_tab":
|
|
self.common.log("EventHandler", "on_modified", "new_tab event")
|
|
self.new_tab.emit()
|
|
|
|
elif obj["type"] == "new_share_tab":
|
|
if "filenames" in obj and type(obj["filenames"]) is list:
|
|
self.new_share_tab.emit(obj["filenames"])
|
|
else:
|
|
self.common.log(
|
|
"EventHandler",
|
|
"on_modified",
|
|
f"invalid new_share_tab event: {obj}",
|
|
)
|
|
|
|
else:
|
|
self.common.log(
|
|
"EventHandler", "on_modified", f"invalid event type: {obj}"
|
|
)
|
|
|