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[fix] PEP08

This commit is contained in:
Alex 2021-05-05 05:49:38 +02:00
parent df9d5acf76
commit b8578a65b2
1 changed files with 107 additions and 96 deletions
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mms2mail
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@ -1,18 +1,27 @@
#!/usr/bin/python3
"""
An mms to mail converter for mmsd
"""
#upstream bug dirty fix https://github.com/marrow/mailer/issues/87#issuecomment-689586587
"""An mms to mail converter for mmsd."""
# upstream bug dirty fix
# https://github.com/marrow/mailer/issues/87#issuecomment-689586587
import sys
if sys.version_info[0] == 3 and sys.version_info[1] > 7:
sys.modules["cgi.parse_qsl"] = None
#upstream bug dirty fix https://github.com/marrow/mailer/issues/87#issuecomment-713319548
# upstream bug dirty fix
# https://github.com/marrow/mailer/issues/87#issuecomment-713319548
import base64
if sys.version_info[0] == 3 and sys.version_info[1] > 8:
def encodestring(value):
"""
Encode string in base64.
:param value: the string to encode.
:type value: str
:rtype str
:return: the base64 encoded string
"""
return base64.b64encode(value)
base64.encodestring = encodestring
#end bugfix
# end bugfix
import argparse
import configparser
@ -25,106 +34,111 @@ from pathlib import Path
from messaging.mms.message import MMSMessage
from marrow.mailer import Mailer, Message
from gi.repository import GObject, GLib
from gi.repository import GLib
import dbus
import dbus.mainloop.glib
from watchdog.observers import Observer
from watchdog.events import FileSystemEventHandler
class MMS2Mail:
"""
The class handling the conversion between MMS and mail format
The class handling the conversion between MMS and mail format.
MMS support is provided by python-messaging
Mail support is provided by marrow.mailer
"""
def __init__(self):
"""
Constructor loading configuration
"""
"""Return class instance."""
self.config = configparser.ConfigParser()
self.config.read(f"{Path.home()}/.mms/modemmanager/mms2mail.ini")
self.mailer = Mailer({'manager.use': 'immediate', 'transport.use': 'mbox', 'transport.file': self.config.get('mail','mailbox', fallback=f"/var/mail/{getpass.getuser()}")})
self.domain = self.config.get('mail', 'domain',
fallback=socket.getfqdn())
self.user = self.config.get('mail', 'user', fallback=getpass.getuser())
mbox_file = self.config.get('mail', 'mailbox',
fallback=f"/var/mail/{self.user}")
self.mailer = Mailer({'manager.use': 'immediate',
'transport.use': 'mbox',
'transport.file': mbox_file})
dbus.mainloop.glib.DBusGMainLoop(set_as_default=True)
self.bus = dbus.SessionBus()
def get_bus(self):
"""
Return the DBus SessionBus
Return the DBus SessionBus.
:rtype dbus.SessionBus()
:return: an active SessionBus
"""
return self.bus
def mark_mms_read(self,dbus_path):
def mark_mms_read(self, dbus_path):
"""
Ask MMSd to mark the mms as read
Ask MMSd to mark the mms as read.
:param dbus_path: the mms dbus path
:type dbus_path: str
:type dbus_path: str
"""
message = dbus.Interface(self.bus.get_object('org.ofono.mms', dbus_path),
'org.ofono.mms.Message')
message = dbus.Interface(self.bus.get_object('org.ofono.mms',
dbus_path),
'org.ofono.mms.Message')
message.MarkRead()
def convert(self, path, dbus_path = None):
"""
Convert a provided mms file to a mail stored in a mbox
:param path: the mms filesystem path
:type path: str
:param dbus_path: the mms dbus path
:type dbus_path: str
def convert(self, path, dbus_path=None):
"""
Convert a provided mms file to a mail stored in a mbox.
:param path: the mms filesystem path
:type path: str
:param dbus_path: the mms dbus path
:type dbus_path: str
"""
# Check if the provided file present
if not Path(f"{path}").is_file():
print(f"MMS file not found : aborting", file=sys.stderr)
print("MMS file not found : aborting", file=sys.stderr)
return
# Generate its dbus path, for future operation (mark as read, delete)
if not dbus_path:
dbus_path=f"/org/ofono/mms/modemmanager/{path.split('/')[-1]}"
dbus_path = f"/org/ofono/mms/modemmanager/{path.split('/')[-1]}"
if Path(f"{path}.mail").is_file() and args.watcher:
print(f"Already converted MMS : doing nothing ({path})", file=sys.stderr)
print(f"Already converted MMS : doing nothing ({path})",
file=sys.stderr)
return
# Check for mmsd status file
status = configparser.ConfigParser()
if not Path(f"{path}.status").is_file():
print(f"MMS status file not found : aborting", file=sys.stderr)
print("MMS status file not found : aborting", file=sys.stderr)
return
status.read_file(open(f"{path}.status"))
# Allow only incoming MMS for the time beeing
if status['info']['state'] == 'downloaded' or status['info']['state'] == 'received':
print(f"New incoming MMS : converting to Mail ({path})", file=sys.stderr)
if (status['info']['state'] == 'downloaded' or
status['info']['state'] == 'received'):
print(f"New incoming MMS : converting to Mail ({path})",
file=sys.stderr)
else:
print(f"New outgoing MMS : doing nothing ({path})", file=sys.stderr)
print(f"New outgoing MMS : doing nothing ({path})",
file=sys.stderr)
return
mms = MMSMessage.from_file(path)
self.mailer.start()
message = Message()
# Generate Mail Headers
if 'From' in mms.headers and mms.headers['From']:
mms_from, mms_from_type = mms.headers['From'].split('/')
else:
mms_from = "unknown"
mms_from_type = "undef"
message.author = f"{mms_from}@{self.config.get('mail','domain', fallback=socket.getfqdn())}"
if 'To' in mms.headers and mms.headers['To']:
mms_to, mms_to_type = mms.headers['To'].split('/')
else:
mms_to = "unknown"
mms_to_type = "undef"
message.to = f"{self.config.get('mail','user', fallback=getpass.getuser())}@{self.config.get('mail','domain', fallback=socket.getfqdn())}"
mms_from, mms_from_type = mms.headers.get('From',
'unknown/undef').split('/')
message.author = f"{mms_from}@{self.domain}"
mms_from, mms_from_type = mms.headers.get('To',
'unknown/undef').split('/')
message.to = f"{self.user}@{self.domain}"
if 'Subject' in mms.headers and mms.headers['Subject']:
message.subject = mms.headers['Subject']
else:
else:
message.subject = f"MMS from {mms_from}"
if 'Date' in mms.headers and mms.headers['Date']:
@ -132,50 +146,54 @@ class MMS2Mail:
# Recopy MMS HEADERS
for header in mms.headers:
message.headers.append((f"X-MMS-{header}", f"{mms.headers[header]}"))
message.headers.append((f"X-MMS-{header}",
f"{mms.headers[header]}"))
for data_part in mms.data_parts:
datacontent=data_part.headers['Content-Type']
datacontent = data_part.headers['Content-Type']
if datacontent is not None:
if 'text/plain' in datacontent[0]:
message.plain = f"{data_part.data} \n"
if 'Name' in datacontent[1]:
filename = datacontent[1]['Name']
message.attach(filename,data_part.data)
message.attach(filename, data_part.data)
# Ensure a proper body content in the resulting mail
if not message.plain:
message.plain = " "
# Add MMS binary file, for debugging purpose or reparsing in the future
if self.config.getboolean('mail','attach_mms', fallback=False):
# Add MMS binary file, for debugging purpose or reparsing in the future
if self.config.getboolean('mail', 'attach_mms', fallback=False):
message.attach(path, None, None, None, False, "mms.bin")
# Creating an empty file stating the mms as been converted
# Creating an empty file stating the mms as been converted
Path(f"{path}.mail").touch()
# Write the mail
self.mailer.send(message)
self.mailer.stop()
class FSWatcher:
"""
Use OS filesystem notification to watch for new MMS (DEPRECATED)
Use OS filesystem notification to watch for new MMS (DEPRECATED).
Events are send to the FSHandler class
"""
# Path to modemmanager storage
mms_folder = f"{Path.home()}/.mms/modemmanager"
def __init__(self):
"""Construct an instance."""
self.observer = Observer()
self.patternold = re.compile('[0-9A-F]{40}$')
self.pattern = re.compile('[0-9a-f]{36}$')
def is_mmsd_mms_file(self,path):
def is_mmsd_mms_file(self, path):
"""
Test if the provided file seems to be a mms file created by mmsd
Test if the provided file seems to be a mms file created by mmsd.
:param path: the mms filesystem path
:type path: str
:type path: str
:rtype boolean
:return: the test result
@ -186,31 +204,24 @@ class FSWatcher:
return False
def run(self):
"""
Run the watcher mainloop
"""
"""Run the watcher mainloop."""
event_handler = FSHandler()
self.observer.schedule(event_handler, self.mms_folder, recursive=False)
self.observer.start()
try:
while True:
time.sleep(5)
except:
finally:
self.observer.stop()
print("Exiting")
self.observer.join()
self.observer.join()
class FSHandler(FileSystemEventHandler):
"""
Handle the FSWatcher event
"""
"""Handle the FSWatcher event."""
@staticmethod
def on_any_event(event):
"""
Function triggered on event by the FSWatcher
"""
"""Trigger conversion on event by the FSWatcher."""
if event.is_directory:
return None
elif event.event_type == 'created' or event.event_type == 'modified':
@ -222,55 +233,55 @@ class FSHandler(FileSystemEventHandler):
print(f"New MMS found : {event.dest_path}.", file=sys.stderr)
m.convert(event.dest_path)
class DbusWatcher():
"""
Use DBus Signal notification to watch for new MMS
"""
def run(self):
"""
Run the watcher mainloop
"""
"""Use DBus Signal notification to watch for new MMS."""
def run(self):
"""Run the watcher mainloop."""
bus = m.get_bus()
bus.add_signal_receiver(self.message_added,
bus_name="org.ofono.mms",
signal_name = "MessageAdded",
member_keyword="member",
path_keyword="path",
interface_keyword="interface")
bus_name="org.ofono.mms",
signal_name="MessageAdded",
member_keyword="member",
path_keyword="path",
interface_keyword="interface")
mainloop = GLib.MainLoop()
mainloop.run()
def message_added(self,name, value, member, path, interface):
"""
Function triggered on MessageAdded signal
"""
def message_added(self, name, value, member, path, interface):
"""Trigger conversion on MessageAdded signal."""
if value['Status'] == 'downloaded' or value['Status'] == 'received':
print(f"New incoming MMS found ({name.split('/')[-1]})")
m.convert(value['Attachments'][0][2],name)
m.convert(value['Attachments'][0][2], name)
else:
print(f"New outgoing MMS found ({name.split('/')[-1]})")
if __name__ == '__main__':
parser = argparse.ArgumentParser()
mode = parser.add_mutually_exclusive_group()
mode.add_argument("-d","--daemon", help="Use dbus signal from mmsd by default but can also watch mmsd storage folder (useful for mmsd < 1.0)", nargs="?", default="dbus", choices=['dbus','filesystem'], dest='watcher')
mode.add_argument("-f","--file", nargs='+', help="parse specified mms files", dest='files')
mode.add_argument("-d", "--daemon",
help="Use dbus signal from mmsd by default but can also \
watch mmsd storage folder (useful for mmsd < 1.0)",
nargs="?", default="dbus",
choices=['dbus', 'filesystem'], dest='watcher')
mode.add_argument("-f", "--file", nargs='+',
help="parse specified mms files", dest='files')
args = parser.parse_args()
m = MMS2Mail()
if args.files:
for mms_file in args.files:
m.convert(mms_file)
elif args.watcher == 'dbus':
elif args.watcher == 'dbus':
print("Starting mms2mail in daemon mode with dbus watcher")
w = DbusWatcher()
w.run()
elif args.watcher == 'filesystem':
elif args.watcher == 'filesystem':
print("Starting mms2mail in daemon mode with filesystem watcher")
w = FSWatcher()
w.run()
else:
parser.print_help()
del m