python/lib/django_1_4/django/core/mail/backends/console.py

   1 """
   2 Email backend that writes messages to console instead of sending them.
   3 """
   4 import sys
   5 import threading
   6
   7 from django.core.mail.backends.base import BaseEmailBackend
   8
   9 class EmailBackend(BaseEmailBackend):
  10     def __init__(self, *args, **kwargs):
  11         self.stream = kwargs.pop('stream', sys.stdout)
  12         self._lock = threading.RLock()
  13         super(EmailBackend, self).__init__(*args, **kwargs)
  14
  15     def send_messages(self, email_messages):
  16         """Write all messages to the stream in a thread-safe way."""
  17         if not email_messages:
  18             return
  19         self._lock.acquire()
  20         try:
  21             stream_created = self.open()
  22             for message in email_messages:
  23                 self.stream.write('%s\n' % message.message().as_string())
  24                 self.stream.write('-'*79)
  25                 self.stream.write('\n')
  26                 self.stream.flush()  # flush after each message
  27             if stream_created:
  28                 self.close()
  29         except:
  30             if not self.fail_silently:
  31                 raise
  32         finally:
  33             self._lock.release()
  34         return len(email_messages)