mails.py: first experiments with creating mails for Thunderbird

mossutils/mails.py

+import logging
+import mailbox
+import os
+import pathlib 
+from .utils import logging as logutils
+
+DEFAULT_MAIL_BODY_FILE="mail_per_cluster.txt"
+DEFAULT_STUDENTS_RECEIVE_MAILS_AS_HEADER="To" # To, CC, BCC
+
+def main(
+    mail_body_file=DEFAULT_MAIL_BODY_FILE,
+    students_receive_mails_as_header=DEFAULT_STUDENTS_RECEIVE_MAILS_AS_HEADER):
+  logutils.configure_level_and_format()
+
+  # draft_mbox = "D:\\Program_Data\\Thunderbird Portable\\Data\\profile\\ImapMail\\mail.ethz.ch\\Drafts"
+  unsent_mbox = "D:\\Program_Data\\Thunderbird Portable\\Data\\profile\\Mail\\Local Folders\\Unsent Messages"
+  # thunderbird_local_folder_dir = "D:\\Program_Data\\Thunderbird Portable\\Data\\profile\\Mail\\Local Folders\\"
+
+  mbox_path = pathlib.Path(unsent_mbox)
+  mbox_msf_path = pathlib.Path(unsent_mbox + ".msf")
+
+  logging.warn("ATTENTION: If you continue, the files\n  {}\n  {} will be overwritten, if they exist. Make sure that do not have any pending unsent messages!".format(mbox_path, mbox_msf_path))
+  
+  if (input("Do you want to continue (enter 'yes')? ").lower() != "yes"):
+    logging.debug("Exiting program because user did not confirm to continue")
+    exit(0)
+
+  # Delete mailbox file and corresponding summary/index file
+  mbox_path.unlink(missing_ok=True)
+  mbox_msf_path.unlink(missing_ok=True)
+
+  with open(mail_body_file) as body_fh:
+    mail_body = body_fh.read()
+
+  mbox = mailbox.mbox(mbox_path)
+  mbox.lock()
+  try:
+    msg = mailbox.mboxMessage()
+    msg.set_unixfrom('author Sat Feb  7 01:05:34 2009')
+    msg['From'] = "malte@schwerhoff.de"
+    msg['To'] = "scmalte@inf.ethz.ch, malte.schwerhoff@inf.ethz.h"
+    msg['Subject'] = 'Sample message 1'
+    msg.set_payload('This is the body.\\nFrom (should be escaped).\nThere are 3 lines.\n')
+    mbox.add(msg)
+    mbox.flush()
+
+    msg = mailbox.mboxMessage()
+    msg.set_unixfrom('author')
+    msg['From'] = "malte@schwerhoff.de"
+    msg['To'] = "mun123456789@gmail.com"
+    msg['CC'] = "scmalte@inf.ethz.ch"
+    msg['BCC'] = " malte.schwerhoff@inf.ethz.h"
+    msg['Subject'] = 'Sample message 2'
+    msg.set_payload(mail_body)
+    mbox.add(msg)
+    mbox.flush()
+  finally:
+    mbox.unlock()
+
+if __name__ == "__main__":
+  main()

setup.py

@@ -31,7 +31,8 @@ setup(
       'mu-moss = mossutils.moss:main',
       'mu-revise = mossutils.revise:main',
       'mu-cluster = mossutils.cluster:main',
-      'mu-aggr = mossutils.aggr:main'
+      'mu-aggr = mossutils.aggr:main',
+      'mu-mails = mossutils.mails:main'
     ]
   },
   zip_safe=False)