def main():
p = argparse.ArgumentParser(description='Receives a file containing email addresses and sends messages to them')
p.add_argument('-i', '--input', metavar='input', type=str, help='The file containing all the information')
p.add_argument('-s', '--subject', metavar='subject', type=str, help='The subject line for the email')
args = p.parse_args()
filename = args.input
subject_line = args.subject
# Saves the message into a single string
std_input = ''
for line in sys.stdin:
std_input += line
emails = []
if reader.file_exists(filename):
readings = reader.open_csv_file(filename)
for row in readings:
emails.append(generate_email_data(row, std_input, subject_line))
for email in emails:
print("email", "-s", email.get('subject'), email.get('email'), "<<<", email.get('message'))
# call(["email", "-s", email.get('subject'), email.get('email'), "<<<", email.get('message')])
else:
raise IOError('Please point to an existing file')
def main():
p = argparse.ArgumentParser(description='Receives a file containing email addresses and sends messages to them')
p.add_argument('-d', '--datafile', metavar='datafile', type=str, help='The file containing all user information')
p.add_argument('-m', '--message', metavar='msg', dest='msg', type=str, help='The file containing the email message')
p.add_argument('-s', '--subject', metavar='subject', type=str, help='The subject line for the email')
p.add_argument('-l', '--login', metavar='login', dest='smtp_login', type=str, help='Login email address')
p.add_argument('-p', '--pass', metavar='password', dest='smtp_pass', type=str, help='The password for login')
p.add_argument('--mode', metavar='mode', dest='mode', type=str, help='Operation mode, options: show, send, default: show')
p.add_argument('--log', metavar='log', dest='log', type=str, help='Log file name')
args = p.parse_args()
subject_line = args.subject
if args.mode:
mode = args.mode
else:
mode = 'show'
if args.msg:
msg_file = args.msg
else:
msg_file = "message"
if args.datafile:
filename = args.datafile
else:
filename = "datafile"
if mode == 'send':
if not args.smtp_login:
print("Missing info: ", "Please provide login")
return
smtp_login = args.smtp_login
if not args.smtp_pass:
print("Missing info: ", "Please provide password")
return
smtp_pass = args.smtp_pass
if args.log:
logfile = args.log
else:
logfile = "emailerlog_" + datetime.datetime.now().strftime("%Y%m%d_%H%M%S")
with open(msg_file) as mf:
msg = mf.read()
emails = []
if reader.file_exists(filename):
readings = reader.open_csv_file(filename, ['name', 'email'])
if readings == None:
print("Error encountered during reading of csv data file")
return
for row in readings:
email_data = generate_email_data(row, msg, subject_line)
if email_data == None:
print("Erorr encountered while generating emails")
return
emails.append(email_data)
if mode == 'show':
count = 0
for email in emails:
print("#", count, " ", "Email: ", email.get('email'))
print("Title: ", email.get('subject'))
print("Message:")
print(email.get('message'))
count += 1
input("Press enter to continue...")
print("")
print("End of all emails")
elif mode == 'send':
# setup logging
interrupted_sends = [] # operate like a stack in below code
confirmed_sends = []
if os.path.isfile(logfile):
logfh = open(logfile, 'r')
logstr = logfh.read()
logentries = logstr.split('\n')
for entry in logentries: # go through to find entries that indicate interrupted sending
fields = entry.replace(' ', '').split(',') # format : line, start/end
if fields == ['']:
continue
if fields[1] == 'start':
interrupted_sends.append(int(fields[0]))
else:
if interrupted_sends[len(interrupted_sends)-1] == int(fields[0]):
interrupted_sends.remove(int(fields[0]))
confirmed_sends.append(int(fields[0]))
logfh.close()
logfh = open(logfile, 'a')
else:
logfh = open(logfile, 'w')
# setup mailing client
print("Logging in")
mail_client = setup_mailer(smtp_login, smtp_pass)
if not mail_client:
print('Error encoutnered during emailer setup')
return
count = 0
for email in emails:
if count in confirmed_sends:
continue
print(">Sending out email : ", count) # print to console
logfh.write(str(count) + ',' + "start" + "\n") # write to log
send_email(mail_client, smtp_login, email) # send email
time.sleep(0.5) # delay to avoid overloading network
logfh.write(str(count) + ',' + "end" + "\n") # print to console
print("<Email sent") # write to log
count += 1
logfh.close()
print("")
print("All emails sent")
else:
raise IOError('Please point to an existing file')