Move the 3k reST doc tree in place.

Doc/includes/email-dir.py

@@ -0,0 +1,115 @@
+#!/usr/bin/env python
+
+"""Send the contents of a directory as a MIME message."""
+
+import os
+import sys
+import smtplib
+# For guessing MIME type based on file name extension
+import mimetypes
+
+from optparse import OptionParser
+
+from email import encoders
+from email.message import Message
+from email.mime.audio import MIMEAudio
+from email.mime.base import MIMEBase
+from email.mime.image import MIMEImage
+from email.mime.multipart import MIMEMultipart
+from email.mime.text import MIMEText
+
+COMMASPACE = ', '
+
+
+def main():
+    parser = OptionParser(usage="""\
+Send the contents of a directory as a MIME message.
+
+Usage: %prog [options]
+
+Unless the -o option is given, the email is sent by forwarding to your local
+SMTP server, which then does the normal delivery process.  Your local machine
+must be running an SMTP server.
+""")
+    parser.add_option('-d', '--directory',
+                      type='string', action='store',
+                      help="""Mail the contents of the specified directory,
+                      otherwise use the current directory.  Only the regular
+                      files in the directory are sent, and we don't recurse to
+                      subdirectories.""")
+    parser.add_option('-o', '--output',
+                      type='string', action='store', metavar='FILE',
+                      help="""Print the composed message to FILE instead of
+                      sending the message to the SMTP server.""")
+    parser.add_option('-s', '--sender',
+                      type='string', action='store', metavar='SENDER',
+                      help='The value of the From: header (required)')
+    parser.add_option('-r', '--recipient',
+                      type='string', action='append', metavar='RECIPIENT',
+                      default=[], dest='recipients',
+                      help='A To: header value (at least one required)')
+    opts, args = parser.parse_args()
+    if not opts.sender or not opts.recipients:
+        parser.print_help()
+        sys.exit(1)
+    directory = opts.directory
+    if not directory:
+        directory = '.'
+    # Create the enclosing (outer) message
+    outer = MIMEMultipart()
+    outer['Subject'] = 'Contents of directory %s' % os.path.abspath(directory)
+    outer['To'] = COMMASPACE.join(opts.recipients)
+    outer['From'] = opts.sender
+    outer.preamble = 'You will not see this in a MIME-aware mail reader.\n'
+
+    for filename in os.listdir(directory):
+        path = os.path.join(directory, filename)
+        if not os.path.isfile(path):
+            continue
+        # Guess the content type based on the file's extension.  Encoding
+        # will be ignored, although we should check for simple things like
+        # gzip'd or compressed files.
+        ctype, encoding = mimetypes.guess_type(path)
+        if ctype is None or encoding is not None:
+            # No guess could be made, or the file is encoded (compressed), so
+            # use a generic bag-of-bits type.
+            ctype = 'application/octet-stream'
+        maintype, subtype = ctype.split('/', 1)
+        if maintype == 'text':
+            fp = open(path)
+            # Note: we should handle calculating the charset
+            msg = MIMEText(fp.read(), _subtype=subtype)
+            fp.close()
+        elif maintype == 'image':
+            fp = open(path, 'rb')
+            msg = MIMEImage(fp.read(), _subtype=subtype)
+            fp.close()
+        elif maintype == 'audio':
+            fp = open(path, 'rb')
+            msg = MIMEAudio(fp.read(), _subtype=subtype)
+            fp.close()
+        else:
+            fp = open(path, 'rb')
+            msg = MIMEBase(maintype, subtype)
+            msg.set_payload(fp.read())
+            fp.close()
+            # Encode the payload using Base64
+            encoders.encode_base64(msg)
+        # Set the filename parameter
+        msg.add_header('Content-Disposition', 'attachment', filename=filename)
+        outer.attach(msg)
+    # Now send or store the message
+    composed = outer.as_string()
+    if opts.output:
+        fp = open(opts.output, 'w')
+        fp.write(composed)
+        fp.close()
+    else:
+        s = smtplib.SMTP()
+        s.connect()
+        s.sendmail(opts.sender, opts.recipients, composed)
+        s.close()
+
+
+if __name__ == '__main__':
+    main()