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Parse message parts

master
Sven Slootweg 10 years ago
parent
commit
4272182f2e
  1. 49
      parse

49
parse

@ -6,6 +6,30 @@ def getheader(header_text, default="ascii"):
headers = email.header.decode_header(header_text)
header_sections = [unicode(text, charset or default) for text, charset in headers]
return u"".join(header_sections)
def find_submessages(message):
if message.is_multipart():
return [find_submessages(part) for part in message.get_payload()]
else:
return message
def flatten(x):
# http://kogs-www.informatik.uni-hamburg.de/~meine/python_tricks
result = []
for el in x:
if hasattr(el, "__iter__") and not isinstance(el, basestring):
result.extend(flatten(el))
else:
result.append(el)
return result
def get_charset(part):
if part.get_content_charset():
return part.get_content_charset()
elif part.get_charset():
return part.get_charset()
else:
return "ascii"
print sqlite3.version
parser = argparse.ArgumentParser(description='Parses emails into an SQLite database, and optionally renders static HTML files.')
@ -42,11 +66,32 @@ for email_file in file_list:
else:
subject = message['subject']
textbody = ""
htmlbody = ""
sha1_hash = hashlib.sha1("%s/%s/%s/%s" % (message['from'], message['to'], message['message-id'], subject)).hexdigest()
message_parts = [find_submessages(message)]
message_parts = flatten(message_parts)
print message_parts
for part in message_parts:
if part.get_filename() is None:
# Part of the message
if part.get_content_type() == "text/plain":
if textbody == "":
textbody = part.get_payload(decode=True).decode(get_charset(part))
elif part.get_content_type() == "text/html" or part.get_content_type == "text/xhtml+xml" or part.get_content_type == "application/xhtml+xml":
if htmlbody == "":
htmlbody = part.get_payload(decode=True).decode(get_charset(part))
else:
print "WARNING: Unknown message format encountered in %s, message may be incomplete." % sha1_hash
else:
# Attachment
print "Attachment found of type %s: %s" % (part.get_content_type(), part.get_filename())
timestamp = 0
textbody = ""
htmlbody = ""
new_row = (getheader(message['message-id']), getheader(message['from']), getheader(message['to']), getheader(subject), timestamp, textbody, htmlbody, sha1_hash)
cursor.execute("INSERT INTO emails VALUES (?, ?, ?, ?, ?, ?, ?, ?)", new_row)

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