821 lines
28 KiB
Python
Executable file
821 lines
28 KiB
Python
Executable file
#!/usr/bin/env python3
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# pylint: disable=E1101
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"""
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Meh mail client
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A dumb Python scripts that leverages notmuch, mbsync, and msmtp
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to become a fully-functional extremly-opinonated mail client.
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"""
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# TODO Features
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# TODO Implement initial command set
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# TODO Lockfiles for write operations on mail files (mbsync,
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# tags→maildir operations)
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# TODO OPTI Lockfile per account and process everything in parallel
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# (if implemented, this should be optional since while it may speed up
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# the mail fetching process, its multi-threading nature would cause a
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# lot of cache flushes and be not very efficient on battery)
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# TODO Handle true character width
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# TODO IMAP IDLE watches?
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# TODO GPG
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# TODO (only then) Refactor
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# TODO Merge file with melConf
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# TODO Config system revamp
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import argparse
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import configparser
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import datetime
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import email.message
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import email.parser
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import html
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import logging
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import os
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import pdb
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import re
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import shutil
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import subprocess
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import sys
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import traceback
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import typing
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import colorama
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import coloredlogs
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import notmuch
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import progressbar
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import xdg.BaseDirectory
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MailLocation = typing.NewType('MailLocation', typing.Tuple[str, str, str])
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class MelEngine:
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"""
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Class with all the functions for manipulating the database / mails.
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"""
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def load_config(self, config_path: str) -> configparser.ConfigParser:
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"""
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Load the configuration file into MelEngine
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"""
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self.log.info("Loading config file: %s", config_path)
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if not os.path.isfile(config_path):
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self.log.fatal("Config file not found!")
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sys.exit(1)
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# TODO Create it, maybe?
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config = configparser.ConfigParser()
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config.read(config_path)
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# NOTE An empty/inexistant file while give an empty config
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return config
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def generate_aliases(self) -> None:
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"""
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Populate MelEngine.aliases and MelEngine.accounts
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"""
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assert self.config
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for name in self.config.sections():
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if not name.islower():
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continue
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section = self.config[name]
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self.aliases.add(section["from"])
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if "alternatives" in section:
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for alt in section["alternatives"].split(";"):
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self.aliases.add(alt)
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self.accounts[name] = section
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def __init__(self, config_path: str) -> None:
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self.log = logging.getLogger("Mel")
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self.config = self.load_config(config_path)
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self.database = None
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# Caches
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self.accounts: typing.Dict[str, configparser.SectionProxy] = dict()
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# All the emails the user is represented as:
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self.aliases: typing.Set[str] = set()
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# TODO If the user send emails to himself, maybe that wont cut it.
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self.mailbox_colors: typing.Dict[str, str] = dict()
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self.generate_aliases()
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def notmuch_new(self) -> None:
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"""
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Runs `notmuch new`, which basically update the database
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to match the mail folder.
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"""
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assert not self.database
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self.log.info("Indexing mails")
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notmuch_config_file = os.path.expanduser(
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"~/.config/notmuch-config") # TODO Better
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cmd = ["notmuch", "--config", notmuch_config_file, "new"]
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self.log.debug(" ".join(cmd))
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subprocess.run(cmd, check=True)
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def list_folders(self) -> typing.List[typing.Tuple[str, ...]]:
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"""
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List all the folders of the mail dir.
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"""
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assert self.config
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storage_path = os.path.realpath(
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os.path.expanduser(self.config["GENERAL"]["storage"]))
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folders = list()
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for account in self.accounts:
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storage_path_account = os.path.join(storage_path, account)
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for root, dirs, _ in os.walk(storage_path_account):
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if "cur" not in dirs or "new" not in dirs or "tmp" not in dirs:
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continue
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assert root.startswith(storage_path)
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path = root[len(storage_path):]
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path_split = path.split('/')
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if path_split[0] == '':
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path_split = path_split[1:]
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folders.append(tuple(path_split))
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return folders
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def open_database(self, write: bool = False) -> None:
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"""
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Open an access notmuch database in read or read+write mode.
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Be sure to require only in the mode you want to avoid deadlocks.
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"""
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assert self.config
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mode = notmuch.Database.MODE.READ_WRITE if write \
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else notmuch.Database.MODE.READ_ONLY
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if self.database:
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# If the requested mode is the one already present,
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# or we request read when it's already write, do nothing
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if mode in (self.database.mode, notmuch.Database.MODE.READ_ONLY):
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return
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self.log.info("Current database not in mode %s, closing", mode)
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self.close_database()
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self.log.info("Opening database in mode %s", mode)
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db_path = os.path.realpath(
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os.path.expanduser(self.config["GENERAL"]["storage"]))
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self.database = notmuch.Database(mode=mode, path=db_path)
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def close_database(self) -> None:
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"""
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Close the access notmuch database.
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"""
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if self.database:
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self.log.info("Closing database")
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self.database.close()
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self.database = None
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def get_location(self, msg: notmuch.Message) -> MailLocation:
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"""
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Return the filesystem location (relative to the mail directory)
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of the given message.
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"""
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path = msg.get_filename()
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path = os.path.dirname(path)
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assert self.database
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base = self.database.get_path()
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assert path.startswith(base)
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path = path[len(base):]
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path_split = path.split('/')
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mailbox = path_split[1]
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assert mailbox in self.accounts
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state = path_split[-1]
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folder = tuple(path_split[2:-1])
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assert state in {'cur', 'tmp', 'new'}
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return (mailbox, folder, state)
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def get_mailbox_color(self, mailbox: str) -> str:
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"""
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Return the color of the given mailbox in a ready to print
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string with ASCII escape codes.
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"""
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assert self.config
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if mailbox not in self.mailbox_colors:
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# RGB colors (not supported everywhere)
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# color_str = self.config[mailbox]["color"]
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# color_str = color_str[1:] if color_str[0] == '#' else color_str
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# R = int(color_str[0:2], 16)
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# G = int(color_str[2:4], 16)
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# B = int(color_str[4:6], 16)
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# self.mailbox_colors[mailbox] = f"\x1b[38;2;{R};{G};{B}m"
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color_int = int(self.config[mailbox]["color16"])
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self.mailbox_colors[mailbox] = f"\x1b[38;5;{color_int}m"
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return self.mailbox_colors[mailbox]
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@staticmethod
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def is_uid(uid: typing.Any) -> bool:
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"""
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Tells if the provided string is a valid UID.
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"""
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return isinstance(uid, str) and len(uid) == 12 \
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and bool(re.match('^[a-zA-Z0-9+/]{12}$', uid))
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@staticmethod
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def extract_email(field: str) -> str:
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"""
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Extract the email adress from a To: or From: field
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(usually the whole field or between < >)
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"""
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# TODO Can be made better (extract name and email)
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# Also what happens with multiple dests?
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try:
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sta = field.index('<')
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sto = field.index('>')
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return field[sta+1:sto]
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except ValueError:
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return field
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def retag_msg(self, msg: notmuch.Message) -> None:
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"""
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Update automatic tags for message.
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"""
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_, folder, _ = self.get_location(msg)
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# Search-friendly folder name
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slug_folder_list = list()
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for fold_index, fold in [(fold_index, folder[fold_index])
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for fold_index in range(len(folder))]:
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if fold_index == 0 and len(folder) > 1 and fold == "INBOX":
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continue
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slug_folder_list.append(fold.upper())
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slug_folder = tuple(slug_folder_list)
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tags = set(msg.get_tags())
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def tag_if(tag: str, condition: bool) -> None:
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"""
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Ensure the presence/absence of tag depending on the condition.
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"""
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nonlocal msg
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if condition and tag not in tags:
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msg.add_tag(tag)
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elif not condition and tag in tags:
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msg.remove_tag(tag)
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expeditor = MelEngine.extract_email(msg.get_header('from'))
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tag_if('inbox', slug_folder[0] == 'INBOX')
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tag_if('spam', slug_folder[0] in ('JUNK', 'SPAM'))
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tag_if('deleted', slug_folder[0] == 'TRASH')
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tag_if('draft', slug_folder[0] == 'DRAFTS')
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tag_if('sent', expeditor in self.aliases)
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tag_if('unprocessed', False)
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# UID
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uid = msg.get_header("X-TUID")
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if not MelEngine.is_uid(uid):
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# TODO Happens to sent mails but should it?
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print(f"{msg.get_filename()} has no UID!")
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return
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uidtag = 'tuid{}'.format(uid)
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# Remove eventual others UID
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for tag in tags:
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if tag.startswith('tuid') and tag != uidtag:
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msg.remove_tag(tag)
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msg.add_tag(uidtag)
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def apply_msgs(self, query_str: str, action: typing.Callable,
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*args: typing.Any, show_progress: bool = False,
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write: bool = False, close_db: bool = True,
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**kwargs: typing.Any) -> int:
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# TODO Detail the typing.Callable
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"""
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Run a function on the messages selected by the given query.
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"""
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self.open_database(write=write)
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self.log.info("Querying %s", query_str)
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query = notmuch.Query(self.database, query_str)
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query.set_sort(notmuch.Query.SORT.OLDEST_FIRST)
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elements = query.search_messages()
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nb_msgs = query.count_messages()
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iterator = progressbar.progressbar(
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elements, max_value=nb_msgs) if show_progress else elements
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self.log.info("Executing %s", action)
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for msg in iterator:
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if write:
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msg.freeze()
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action(msg, *args, **kwargs)
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if write:
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msg.thaw()
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msg.tags_to_maildir_flags()
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if close_db:
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self.close_database()
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return nb_msgs
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class MelOutput:
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"""
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All functions that print mail stuff onto the screen.
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"""
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WIDTH_FIXED = 31
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WIDTH_RATIO_DEST_SUBJECT = 0.3
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def compute_line_format(self) -> typing.Tuple[typing.Optional[int],
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typing.Optional[int]]:
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"""
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Based on the terminal width, assign the width of flexible columns.
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"""
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if self.is_tty:
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columns, _ = shutil.get_terminal_size((80, 20))
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remain = columns - MelOutput.WIDTH_FIXED - 1
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dest_width = int(remain * MelOutput.WIDTH_RATIO_DEST_SUBJECT)
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subject_width = remain - dest_width
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return (dest_width, subject_width)
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return (None, None)
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def __init__(self, engine: MelEngine) -> None:
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self.log = logging.getLogger("MelOutput")
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self.engine = engine
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self.is_tty = sys.stdout.isatty()
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self.dest_width, self.subject_width = self.compute_line_format()
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@staticmethod
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def format_date(date: datetime.datetime) -> str:
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"""
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Format the given date as a 9-characters width string.
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Show the time if the mail is less than 24h old,
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else show the date.
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"""
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now = datetime.datetime.now()
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if now - date < datetime.timedelta(days=1):
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return date.strftime('%H:%M:%S')
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return date.strftime('%y-%m-%d')
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@staticmethod
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def clip_text(size: typing.Optional[int], text: str) -> str:
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"""
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Fit text into the given character size,
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fill with spaces if shorter,
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clip with … if larger.
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"""
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if size is None:
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return text
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length = len(text)
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if length == size:
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return text
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if length > size:
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return text[:size-1] + '…'
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return text + ' ' * (size - length)
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@staticmethod
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def chunks(iterable: str, chunk_size: int) -> typing.Iterable[str]:
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"""Yield successive chunk_size-sized chunks from iterable."""
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# From https://stackoverflow.com/a/312464
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for i in range(0, len(iterable), chunk_size):
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yield iterable[i:i + chunk_size]
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@staticmethod
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def sizeof_fmt(num: int, suffix: str = 'B') -> str:
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"""
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Print the given size in a human-readable format.
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"""
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remainder = float(num)
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# From https://stackoverflow.com/a/1094933
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for unit in ['', 'Ki', 'Mi', 'Gi', 'Ti', 'Pi', 'Ei', 'Zi']:
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if abs(remainder) < 1024.0:
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return "%3.1f %s%s" % (remainder, unit, suffix)
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remainder /= 1024.0
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return "%.1f %s%s" % (remainder, 'Yi', suffix)
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def print_msg(self, msg: notmuch.Message) -> None:
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"""
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Print the given message header on one line.
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"""
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if not self.dest_width:
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self.compute_line_format()
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sep = " " if self.is_tty else "\t"
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line = ""
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tags = set(msg.get_tags())
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mailbox, _, _ = self.engine.get_location(msg)
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if self.is_tty:
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line += self.engine.get_mailbox_color(mailbox)
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# UID
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uid = None
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for tag in tags:
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if tag.startswith('tuid'):
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uid = tag[4:]
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assert uid and MelEngine.is_uid(
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uid), "{uid} ({type(UID)}) is not a valid UID."
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line += uid
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# Date
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line += sep
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date = datetime.datetime.fromtimestamp(msg.get_date())
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line += self.format_date(date)
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# Icons
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line += sep
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def tags2col1(tag1: str, tag2: str,
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characters: typing.Tuple[str, str, str, str]) -> None:
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"""
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Show the presence/absence of two tags with one character.
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"""
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nonlocal line
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both, first, second, none = characters
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if tag1 in tags:
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if tag2 in tags:
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line += both
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else:
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line += first
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else:
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if tag2 in tags:
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line += second
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else:
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line += none
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tags2col1('spam', 'draft', ('?', 'S', 'D', ' '))
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tags2col1('attachment', 'encrypted', ('E', 'A', 'E', ' '))
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tags2col1('unread', 'flagged', ('!', 'U', 'F', ' '))
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tags2col1('sent', 'replied', ('?', '↑', '↪', ' '))
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if 'sent' in tags:
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dest = msg.get_header("to")
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else:
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dest = msg.get_header("from")
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line += sep
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line += MelOutput.clip_text(self.dest_width, dest)
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# Subject
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line += sep
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subject = msg.get_header("subject")
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line += MelOutput.clip_text(self.subject_width, subject)
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if self.is_tty:
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line += colorama.Style.RESET_ALL
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print(line)
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def notify_msg(self, msg: notmuch.Message) -> None:
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"""
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Send a notification for the given message.
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"""
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self.log.info("Sending notification for %s", msg)
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subject = msg.get_header("subject")
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expd = msg.get_header("from")
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account, _, _ = self.engine.get_location(msg)
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summary = '{} (<i>{}</i>)'.format(html.escape(expd), account)
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body = html.escape(subject)
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cmd = ["notify-send", "-u", "low", "-i",
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"mail-message-new", summary, body]
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print(' '.join(cmd))
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subprocess.run(cmd, check=False)
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def notify_all(self) -> None:
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"""
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Send a notification for unprocessed and unread message.
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Basically should only send a notification for a given message once
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since it should be marked as processed right after.
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"""
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nb_msgs = self.engine.apply_msgs(
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'tag:unread and tag:unprocessed', self.notify_msg)
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if nb_msgs > 0:
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self.log.info(
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"Playing notification sound (%d new message(s))", nb_msgs)
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cmd = ["play", "-n", "synth", "sine", "E4", "sine", "A5",
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"remix", "1-2", "fade", "0.5", "1.2", "0.5", "2"]
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subprocess.run(cmd, check=False)
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@staticmethod
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def format_header_value(val: str) -> str:
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"""
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Return split header values in a contiguous string.
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"""
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return val.replace('\n', '').replace('\t', '').strip()
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PART_MULTI_FORMAT = colorama.Fore.BLUE + \
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'{count} {indent}+ {typ}' + colorama.Style.RESET_ALL
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PART_LEAF_FORMAT = colorama.Fore.BLUE + \
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'{count} {indent}→ {desc} ({typ}; {size})' + \
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colorama.Style.RESET_ALL
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def show_parts_tree(self, part: email.message.Message,
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depth: int = 0, count: int = 1) -> int:
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"""
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Show a tree of the parts contained in a message.
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|
Return the number of parts of the mesage.
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|
"""
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indent = depth * '\t'
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typ = part.get_content_type()
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|
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if part.is_multipart():
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print(MelOutput.PART_MULTI_FORMAT.format(
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count=count, indent=indent, typ=typ))
|
|
payl = part.get_payload()
|
|
assert isinstance(payl, list)
|
|
size = 1
|
|
for obj in payl:
|
|
size += self.show_parts_tree(obj, depth=depth+1,
|
|
count=count+size)
|
|
return size
|
|
|
|
payl = part.get_payload(decode=True)
|
|
assert isinstance(payl, bytes)
|
|
size = len(payl)
|
|
desc = part.get('Content-Description', '<no description>')
|
|
print(MelOutput.PART_LEAF_FORMAT.format(
|
|
count=count, indent=indent, typ=typ, desc=desc,
|
|
size=MelOutput.sizeof_fmt(size)))
|
|
return 1
|
|
|
|
INTERESTING_HEADERS = ["Date", "From", "Subject", "To", "Cc", "Message-Id"]
|
|
HEADER_FORMAT = colorama.Fore.BLUE + colorama.Style.BRIGHT + \
|
|
'{}:' + colorama.Style.NORMAL + ' {}' + colorama.Style.RESET_ALL
|
|
|
|
def read_msg(self, msg: notmuch.Message) -> None:
|
|
"""
|
|
Display the content of a mail.
|
|
"""
|
|
# Parse
|
|
filename = msg.get_filename()
|
|
parser = email.parser.BytesParser()
|
|
with open(filename, 'rb') as filedesc:
|
|
mail = parser.parse(filedesc)
|
|
|
|
# Defects
|
|
if mail.defects:
|
|
self.log.warning("Defects found in the mail:")
|
|
for defect in mail.defects:
|
|
self.log.warning(defect)
|
|
|
|
# Headers
|
|
for key in MelOutput.INTERESTING_HEADERS:
|
|
val = mail.get(key)
|
|
if val:
|
|
assert isinstance(val, str)
|
|
val = self.format_header_value(val)
|
|
print(MelOutput.HEADER_FORMAT.format(key, val))
|
|
# TODO Show all headers
|
|
# TODO BONUS Highlight failed verifications
|
|
|
|
self.show_parts_tree(mail)
|
|
print()
|
|
|
|
# Show text/plain
|
|
for part in mail.walk():
|
|
if part.get_content_type() == "text/plain":
|
|
payl = part.get_payload(decode=True)
|
|
assert isinstance(payl, bytes)
|
|
print(payl.decode())
|
|
|
|
|
|
class MelCLI():
|
|
"""
|
|
Handles the user input and run asked operations.
|
|
"""
|
|
VERBOSITY_LEVELS = ["DEBUG", "INFO", "WARNING", "ERROR", "FATAL"]
|
|
|
|
def apply_msgs_input(self, argmessages: typing.List[str],
|
|
action: typing.Callable, write: bool = False) -> None:
|
|
"""
|
|
Run a function on the message given by the user.
|
|
"""
|
|
# TODO First argument might be unecessary
|
|
if not argmessages:
|
|
from_stdin = not sys.stdin.isatty()
|
|
if argmessages:
|
|
from_stdin = len(argmessages) == 1 and argmessages == '-'
|
|
|
|
messages = list()
|
|
if from_stdin:
|
|
for line in sys.stdin:
|
|
uid = line[:12]
|
|
if not MelEngine.is_uid(uid):
|
|
self.log.error("Not an UID: %s", uid)
|
|
continue
|
|
messages.append(uid)
|
|
else:
|
|
for uids in argmessages:
|
|
if len(uids) > 12:
|
|
self.log.warning("Might have forgotten some spaces "
|
|
"between the UIDs. Don't worry, I'll "
|
|
"split them for you")
|
|
for uid in MelOutput.chunks(uids, 12):
|
|
if not MelEngine.is_uid(uid):
|
|
self.log.error("Not an UID: %s", uid)
|
|
continue
|
|
messages.append(uid)
|
|
|
|
for message in messages:
|
|
query_str = f'tag:tuid{message}'
|
|
nb_msgs = self.engine.apply_msgs(
|
|
query_str, action, write=write, close_db=False)
|
|
if nb_msgs < 1:
|
|
self.log.error(
|
|
"Couldn't execute function for message %s", message)
|
|
|
|
def operation_default(self) -> None:
|
|
"""
|
|
Default operation: list all message in the inbox
|
|
"""
|
|
self.engine.apply_msgs('tag:inbox', self.output.print_msg)
|
|
|
|
def operation_inbox(self) -> None:
|
|
"""
|
|
Inbox operation: list all message in the inbox,
|
|
possibly only the unread ones.
|
|
"""
|
|
query_str = 'tag:unread' if self.args.only_unread else 'tag:inbox'
|
|
self.engine.apply_msgs(query_str, self.output.print_msg)
|
|
|
|
def operation_flag(self) -> None:
|
|
"""
|
|
Flag operation: Flag user selected messages.
|
|
"""
|
|
def flag_msg(msg: notmuch.Message) -> None:
|
|
"""
|
|
Flag given message.
|
|
"""
|
|
msg.add_tag('flagged')
|
|
self.apply_msgs_input(self.args.message, flag_msg, write=True)
|
|
|
|
def operation_unflag(self) -> None:
|
|
"""
|
|
Unflag operation: Flag user selected messages.
|
|
"""
|
|
def unflag_msg(msg: notmuch.Message) -> None:
|
|
"""
|
|
Unflag given message.
|
|
"""
|
|
msg.remove_tag('flagged')
|
|
self.apply_msgs_input(self.args.message, unflag_msg, write=True)
|
|
|
|
def operation_read(self) -> None:
|
|
"""
|
|
Read operation: show full content of selected message
|
|
"""
|
|
self.apply_msgs_input(self.args.message, self.output.read_msg)
|
|
|
|
def operation_fetch(self) -> None:
|
|
"""
|
|
Fetch operation: Sync remote databases with the local one.
|
|
"""
|
|
# Fetch mails
|
|
self.log.info("Fetching mails")
|
|
mbsync_config_file = os.path.expanduser(
|
|
"~/.config/mbsyncrc") # TODO Better
|
|
cmd = ["mbsync", "--config", mbsync_config_file, "--all"]
|
|
subprocess.run(cmd, check=True)
|
|
|
|
# Index new mails
|
|
self.engine.notmuch_new()
|
|
|
|
# Notify
|
|
self.output.notify_all()
|
|
|
|
# Tag new mails
|
|
self.engine.apply_msgs('tag:unprocessed', self.engine.retag_msg,
|
|
show_progress=True, write=True)
|
|
|
|
def operation_debug(self) -> None:
|
|
"""
|
|
DEBUG
|
|
"""
|
|
from pprint import pprint
|
|
pprint(self.engine.list_folders())
|
|
|
|
def operation_retag(self) -> None:
|
|
"""
|
|
Retag operation: Manually retag all the mails in the database.
|
|
Mostly debug I suppose.
|
|
"""
|
|
self.engine.apply_msgs('*', self.engine.retag_msg,
|
|
show_progress=True, write=True)
|
|
|
|
def operation_all(self) -> None:
|
|
"""
|
|
All operation: list every single message.
|
|
"""
|
|
self.engine.apply_msgs('*', self.output.print_msg)
|
|
|
|
def add_subparsers(self) -> None:
|
|
"""
|
|
Add the operation parser to the main parser.
|
|
"""
|
|
# TODO If the only operation to the parser done are adding argument,
|
|
# we should automate this.
|
|
subparsers = self.parser.add_subparsers(help="Action to execute")
|
|
|
|
# List messages
|
|
self.parser.set_defaults(operation=self.operation_default)
|
|
|
|
# inbox (default)
|
|
parser_inbox = subparsers.add_parser(
|
|
"inbox", help="Show unread, unsorted and flagged messages")
|
|
parser_inbox.add_argument('-u', '--only-unread', action='store_true',
|
|
help="Show unread messages only")
|
|
# TODO Make this more relevant
|
|
parser_inbox.set_defaults(operation=self.operation_inbox)
|
|
|
|
# list folder [--recurse]
|
|
# List actions
|
|
|
|
# flag msg...
|
|
parser_flag = subparsers.add_parser(
|
|
"flag", help="Mark messages as flagged")
|
|
parser_flag.add_argument('message', nargs='*', help="Messages")
|
|
parser_flag.set_defaults(operation=self.operation_flag)
|
|
|
|
# unflag msg...
|
|
parser_unflag = subparsers.add_parser(
|
|
"unflag", help="Mark messages as not-flagged")
|
|
parser_unflag.add_argument('message', nargs='*', help="Messages")
|
|
parser_unflag.set_defaults(operation=self.operation_unflag)
|
|
|
|
# delete msg...
|
|
# spam msg...
|
|
# move dest msg...
|
|
# Read message
|
|
|
|
# read msg [--html] [--plain] [--browser]
|
|
|
|
parser_read = subparsers.add_parser("read", help="Read message")
|
|
parser_read.add_argument('message', nargs=1, help="Messages")
|
|
parser_read.set_defaults(operation=self.operation_read)
|
|
|
|
# attach msg [id] [--save] (list if no id, xdg-open else)
|
|
# Redaction
|
|
# new account
|
|
# reply msg [--all]
|
|
# Folder management
|
|
# tree [folder]
|
|
# mkdir folder
|
|
# rmdir folder (prevent if folder isn't empty (mail/subfolder))
|
|
# (yeah that should do)
|
|
# Meta
|
|
# setup (interactive thing maybe)
|
|
|
|
# fetch (mbsync, notmuch new, retag, notify; called by greater gods)
|
|
|
|
parser_fetch = subparsers.add_parser(
|
|
"fetch", help="Fetch mail, tag them, and run notifications")
|
|
parser_fetch.set_defaults(operation=self.operation_fetch)
|
|
|
|
# Debug
|
|
|
|
# debug (various)
|
|
parser_debug = subparsers.add_parser(
|
|
"debug", help="Who know what this holds...")
|
|
parser_debug.set_defaults(verbosity='DEBUG')
|
|
parser_debug.set_defaults(operation=self.operation_debug)
|
|
|
|
# retag (all or unprocessed)
|
|
parser_retag = subparsers.add_parser(
|
|
"retag", help="Retag all mails (when you changed configuration)")
|
|
parser_retag.set_defaults(operation=self.operation_retag)
|
|
|
|
# all
|
|
parser_all = subparsers.add_parser("all", help="Show ALL messages")
|
|
parser_all.set_defaults(operation=self.operation_all)
|
|
|
|
def create_parser(self) -> argparse.ArgumentParser:
|
|
"""
|
|
Create the main parser that will handle the user arguments.
|
|
"""
|
|
parser = argparse.ArgumentParser(description="Meh mail client")
|
|
parser.add_argument('-v', '--verbosity',
|
|
choices=MelCLI.VERBOSITY_LEVELS, default='WARNING',
|
|
help="Verbosity of self.log messages")
|
|
# parser.add_argument('-n', '--dry-run', action='store_true',
|
|
# help="Don't do anything") # DEBUG
|
|
default_config_file = os.path.join(
|
|
xdg.BaseDirectory.xdg_config_home, 'mel', 'accounts.conf')
|
|
parser.add_argument('-c', '--config', default=default_config_file,
|
|
help="Accounts config file")
|
|
return parser
|
|
|
|
def __init__(self) -> None:
|
|
self.log = logging.getLogger("MelCLI")
|
|
|
|
self.parser = self.create_parser()
|
|
self.add_subparsers()
|
|
|
|
self.args = self.parser.parse_args()
|
|
coloredlogs.install(level=self.args.verbosity,
|
|
fmt='%(levelname)s %(name)s %(message)s')
|
|
|
|
self.engine = MelEngine(self.args.config)
|
|
self.output = MelOutput(self.engine)
|
|
|
|
if self.args.operation:
|
|
self.log.info("Executing operation %s", self.args.operation)
|
|
self.args.operation()
|
|
|
|
|
|
if __name__ == "__main__":
|
|
colorama.init()
|
|
try:
|
|
CLI = MelCLI()
|
|
except:
|
|
EXTYPE, VALUE, TB = sys.exc_info()
|
|
traceback.print_exc()
|
|
pdb.post_mortem(TB)
|