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| #!/usr/bin/env python
#
# Дампер почты
# Сохраняет все письма и сортирует по папкам
# Сортировка: по отправителям
#
import imaplib
import getpass
import os
import email
import time
import glob
import shutil
import threading
from samba.common import raw_input
def imap_predictor(email_account: str):
''' Предсказатель imap сервера'''
imap_server = 'imap.{}'.format(email_account.split('@')[1])
return imap_server
def mail_count(mail: imaplib):
''' Вывод количества писем'''
try:
rv, data = mail.search(None, "ALL")
if rv != 'OK':
print("No messages found!")
return 0
count = len(data[0].split())
return count
except Exception as e:
print('Error: {}'.format(e))
def get_folder(mail: imaplib):
''' Выбирает папку на почтовом ящике'''
list_folders = mail.list()
folders = list_folders[1]
new_folders = []
for folder in folders:
new_folders.append(folder.decode('utf-8').split('/')[1])
folders = []
print('Folders: ')
for i in range(len(new_folders)):
new_folders[i] = new_folders[i].strip('" ')
folders.append(new_folders[i])
print('\t{}) {}'.format(i + 1, new_folders[i]))
try:
i = int(input('Choose folder: '))
return folders[i - 1]
except IndexError:
print('Folder number {} not found!'.format(i))
exit(1)
def get_all_folders(mail: imaplib):
'''Возвращает все папки на почте'''
list_folders = mail.list()
folders = list_folders[1]
new_folders = []
for folder in folders:
new_folders.append(folder.decode('utf-8').split('/')[1].strip('" '))
return new_folders
def make_folder(main_directory: str,
email_account: str,
email_folder: str
):
''' Создаёт папку для писем '''
try:
account_dir = '{}/{}'.format(main_directory, email_account)
email_folder_dir = '{}/{}'.format(account_dir, email_folder)
if (not os.path.exists(account_dir)):
os.mkdir(email_account)
if (not os.path.exists(email_folder_dir)):
os.mkdir(email_folder_dir)
output_directory = email_folder_dir
return output_directory
except Exception as e:
print('Error: {}'.format(e))
def get_first_message(data: list, mail: imaplib):
sender: str = ''
for num in data[0].split():
rv, data = mail.fetch(num, '(RFC822)')
try:
raw_email = data[0][1].decode('utf-8')
email_msg = email.message_from_string(raw_email)
sender = email_msg['From']
if (sender != ''):
break
except UnicodeError:
pass
return sender
def get_senders(mail: imaplib):
''' Возвращает отправителей писем'''
start_time = time.time()
rv, data = mail.search(None, "ALL")
if rv != 'OK':
print("No messages found!")
return
senders = []
for num in data[0].split():
rv, data = mail.fetch(num, '(RFC822)')
try:
raw_email = data[0][1].decode('utf-8')
email_msg = email.message_from_string(raw_email)
sender: str = email_msg['From']
senders.append(sender)
except UnicodeError:
pass
unique_senders = list(set(senders))
print('Done! {} s.'.format(time.time() - start_time))
return unique_senders
def select_sender(senders: list):
'''Выбор отправителя '''
if (senders == []):
sender = input('Input sender: ')
return sender
else:
print('Senders: ')
for i in range(len(senders)):
print('{}: {}'.format(i+1, senders[i]))
i = int(input('Select sender: '))
return senders[i-1]
def write_senders(output_directory: str,
senders: list
):
'''Запись отправителей в файл'''
if (not os.path.exists('{}/senders.txt'.format(output_directory))):
sw = int(input('Write senders to file? (0/1): '))
if (sw == 0):
return
if (sw == 1):
file = open('{}/senders.txt'.format(output_directory), 'w')
for sender in senders:
file.write('{}\n'.format(sender))
file.close()
return
else:
print('File senders.txt is already exists!')
sw = int(input('Rewrite file? (0/1): '))
if (sw == 0):
return
if (sw == 1):
file = open('{}/senders.txt'.format(output_directory), 'w')
for sender in senders:
file.write('{}\n'.format(sender))
file.close()
return
def read_senders(output_directory: str):
''' Чтение отправителей из файла'''
senders = []
if (not os.path.exists('{}/senders.txt'.format(output_directory))):
print('File senders.txt is not exists!')
return
else:
file = open('{}/senders.txt'.format(output_directory), 'r')
while True:
sender = file.readline()
if not sender:
break
senders.append(sender)
return senders
def get_senders_local(output_directory: str):
'''Возвращает отправителей писем (считывает из письма).
Пишет отправителей в файл'''
try:
list_of_files = glob.glob('{}/*.eml'.format(output_directory))
senders = []
for file in list_of_files:
with open(file, 'rb') as fp:
msg = email.message_from_binary_file(fp)
text_from: str = str(msg.get('From'))
senders.append(text_from)
if (senders != []):
senders = list(set(senders))
with open('{}/senders.txt'.format(output_directory), 'w') as fp:
for sender in senders:
fp.write('{}\n'.format(sender))
return senders
except Exception as e:
print('Error: {}'.format(e))
except FileNotFoundError:
pass
except IsADirectoryError:
pass
def filter_sender_remote(sender: str, mail: imaplib, output_directory: str):
''' Сортировка по отправителям (удалённая)'''
sender = sender.lower()
sender = sender.strip('\n')
rv, data = mail.search(None, 'ALL')
if rv != 'OK':
print('No messages found!')
return
for num in data[0].split():
try:
rv, data = mail.fetch(num, '(RFC822)')
raw_email = data[0][1].decode('utf-8')
email_message = email.message_from_string(raw_email)
msg_from: str = email_message['From']
msg_from = msg_from.lower()
if rv != 'OK':
print('ERROR getting message ', num)
return
if (msg_from.find(sender) != -1):
if (not os.path.exists('%s/%s.eml' % (output_directory, num))):
print("Writing message ", num)
file = open('%s/%s.eml' % (output_directory, num), 'wb')
file.write(data[0][1])
file.close()
else:
print('File {} is already exists!'.format('%s/%s.eml' % (output_directory, num)))
except UnicodeError:
pass
def filter_sender_local(sender: str,
output_directory: str,
):
''' Сортировка по отправителям (локальная)'''
try:
sender = sender.strip('\n')
list_of_files = glob.glob('{}/*.eml'.format(output_directory))
filtered_path = '{}/{}'.format(output_directory, sender)
files = []
# files = {}
if (not os.path.exists(filtered_path)):
os.mkdir(filtered_path)
for file in list_of_files:
with open(file, 'rb') as fp:
msg = email.message_from_binary_file(fp)
text_from: str = str(msg.get(u'From'))
files.append({'file':fp.name, 'from':text_from})
# files[text_from] = {'file':fp.name, 'from':text_from}
# for file in files.items():
# if (file[0].find(sender) != -1):
# shutil.move(file[1]['file'], filtered_path)
# for i in range(len(files.keys())):
# if (files.keys()[i].find(sender) != -1): # Алгоритм на словарях
# shutil.move(files.values()[i]['file'], filtered_path)
# if (i == len(files.keys()) - 1 and
# files.keys()[len(files.keys()-1)].find(sender) != -1):
# shutil.move(files.values()[len(files.keys()-1)]['file'], filtered_path)
# files.pop(len(files.keys()-1))
# if (i == len(files.keys()) - 1 and
# files.keys()[len(files.keys()-1)].find(sender) == -1):
# files.pop(len(files.keys()-1))
for i in range(len(files)):
if (files[i]['from'].find(sender) != -1): # Алгоритм на списках
shutil.move(files[i]['file'], filtered_path)
if (i == len(files) - 1 and files[len(files)-1]['from'].find(sender) != -1):
shutil.move(files[len(files)-1]['file'], filtered_path)
files.pop(len(files)-1) # удаление элемента из списка
if (i == len(files) - 1 and files[len(files)-1]['from'].find(sender) == -1):
files.pop(len(files)-1) # удаление элемента из списка
# if (text_from.find(sender) != -1):
# shutil.move(fp.name, filtered_path)
except FileNotFoundError:
pass
except IsADirectoryError:
pass
except shutil.Error:
print('Path {} is already exists!'.format(filtered_path))
except OSError:
print('Error! File name too long!')
except AttributeError as e:
print('Attribute error: {}'.format(e))
except Exception as e:
print('Error: {}'.format(e))
def select_and_process(mail: imaplib, main_directory, email_account, folder):
'''Выбор папки и дамп почты. Возвращает путь созданной папки'''
try:
rv, data = mail.select(folder)
msg_count = mail_count(mail)
print('Count of messages: {}'.format(msg_count))
if (msg_count != 0):
output_directory = make_folder(main_directory, email_account, folder)
if rv == 'OK':
print('Processing mailbox: {}'.format(folder))
process_mailbox(mail, output_directory)
else:
print('ERROR: Unable to open mailbox: {}'.format(rv))
return output_directory
except Exception as e:
print('Error: {}'.format(e))
def process_mailbox(mail: imaplib, output_directory):
'''Дампит всю почту в папку'''
try:
rv, data = mail.search(None, "ALL")
# mail.ru не умеет в поиск по письмам
if rv != 'OK':
print("No messages found!")
return
for num in data[0].split():
rv, data = mail.fetch(num, '(RFC822)')
if rv != 'OK':
print("ERROR getting message", num)
return
if (not os.path.exists('%s/%s.eml' % (output_directory, num))):
print("Writing message ", num)
file = open('%s/%s.eml' % (output_directory, num), 'wb')
file.write(data[0][1])
file.close()
else:
print('File {} is already exists!'.format('%s/%s.eml' % (output_directory, num)))
except Exception as e:
print('Error: {}'.format(e))
def multiprocess_filter(senders, output_directories, dir):
'''Многопоточный фильтр'''
try:
start = time.time()
for i in range(len(senders)):
filter_sender_local(senders[i], output_directories[dir])
print('Time: {} s.'.format(time.time() - start))
except Exception as e:
print('Error: {}'.format(e))
def menu():
'''Меню'''
print('Email dumper\n'
'\t1 - dump all folders\n'
'\t2 - dump folder\n'
'\t3 - exit')
sw = int(input('Choose: '))
return sw
def main():
'''Главная функция.
Время исполнения слишком большое. Нужно оптимизировать сортировку
2137 писем сортируется за 2224 с. на старом алгоритме'''
try:
main_directory = os.path.abspath(os.getcwd()) # директория с программой
email_account = raw_input('email: ') # почта
password = getpass.getpass() # пароль
imap_server = imap_predictor(email_account)
mail = imaplib.IMAP4_SSL(imap_server)
mail.login(email_account, password)
sw = menu() # меню с выбором дампа всех папок, или конкретной
if (sw == 1):
folders = get_all_folders(mail) # получить все папки
output_directories = []
for folder in folders:
# Выкачивание писем не может в мультипоток (ошибка с запросами)
output_directory = select_and_process(mail, main_directory, email_account, folder)
output_directories.append(output_directory)
# for dir in output_directories:
# senders = get_senders_local(dir)
# for sender in senders:
# filter_sender_local(sender, dir)
for dir in range(len(output_directories)):
senders1 = get_senders_local(output_directories[dir])
senders2 = get_senders_local(output_directories[dir+1])
senders3 = get_senders_local(output_directories[dir+2])
senders4 = get_senders_local(output_directories[dir+3])
# # # multiprocess_filter(senders, output_directories, dir) # сигнатура для подсказки
t1 = threading.Thread(target=multiprocess_filter, args=(senders1, output_directories, dir))
t1.start()
t2 = threading.Thread(target=multiprocess_filter, args=(senders2, output_directories, dir + 1))
t2.start()
t3 = threading.Thread(target=multiprocess_filter, args=(senders3, output_directories, dir + 2))
t3.start()
t4 = threading.Thread(target=multiprocess_filter, args=(senders4, output_directories, dir + 3))
t4.start()
t1.join()
t2.join()
t3.join()
t4.join()
if (sw == 2):
folder = get_folder(mail) # выбрать папку
output_directory = select_and_process(mail, main_directory, email_account, folder)
senders = get_senders_local(output_directory)
for sender in senders:
filter_sender_local(sender, output_directory)
if (sw == 3):
mail.close()
mail.logout()
exit(0)
# rv, data = mail.select(email_folder)
# if rv == 'OK':
# print("Processing mailbox: ", email_folder)
# process_mailbox(mail, output_directory)
# else:
# print("ERROR: Unable to open mailbox ", rv)
mail.close()
mail.logout()
except IndexError:
print('index error')
except Exception as e:
print('Error: {}'.format(e))
if __name__ == "__main__":
main() |