render the value of the email password in the settings page, otherwise it gets lost...

[osqa.git] / forum / utils / mail.py

diff --git a/forum/utils/mail.py b/forum/utils/mail.py
index 6536a44f9f86813f197012ce3195a072867a3b13..4ab2a695618902c031cf27ce8a707a3608111d27 100644 (file)
--- a/forum/utils/mail.py
+++ b/forum/utils/mail.py
@@ -1,14 +1,22 @@
 import email
 import socket
 import os
 import email
 import socket
 import os

-
-from email.mime.multipart import MIMEMultipart
-from email.mime.text import MIMEText
-from email.mime.image import MIMEImage
+import logging
+
+try:
+    from email.mime.multipart import MIMEMultipart
+    from email.mime.text import MIMEText
+    from email.mime.image import MIMEImage
+    from email.header import Header
+except:
+    from email.MIMEMultipart import MIMEMultipart
+    from email.MIMEText import MIMEText
+    from email.MIMEImage import MIMEImage
+    from email.Header import Header

 
 from django.core.mail import DNS_NAME
 from smtplib import SMTP
 
 from django.core.mail import DNS_NAME
 from smtplib import SMTP

-import email.Charset
+from smtplib import SMTPRecipientsRefused

 from forum import settings
 from django.template import loader, Context, Template
 from forum.utils.html import sanitize_html
 from forum import settings
 from django.template import loader, Context, Template
 from forum.utils.html import sanitize_html


@@ -16,152 +24,58 @@ from forum.context import application_settings
 from forum.utils.html2text import HTML2Text
 from threading import Thread
 
 from forum.utils.html2text import HTML2Text
 from threading import Thread
 

-def send_msg_list(msgs, sender=None):
-    if len(msgs):
-        connection = SMTP(str(settings.EMAIL_HOST), str(settings.EMAIL_PORT),
-                local_hostname=DNS_NAME.get_fqdn())
-
-        try:
-            if (bool(settings.EMAIL_USE_TLS)):
-                connection.ehlo()
-                connection.starttls()
-                connection.ehlo()
-
-            if settings.EMAIL_HOST_USER and settings.EMAIL_HOST_PASSWORD:
-                connection.login(str(settings.EMAIL_HOST_USER), str(settings.EMAIL_HOST_PASSWORD))
-
-            if sender is None:
-                sender = str(settings.DEFAULT_FROM_EMAIL)
-
-            for email, msg in msgs:
-                try:
-                    connection.sendmail(sender, [email], msg)
-                except Exception, e:
-                    pass
-            try:
-                connection.quit()
-            except socket.sslerror:
-                connection.close()
-        except Exception, e:
-            pass
-
-def html2text(s, ignore_tags=(), indent_width=4, page_width=80):
-    ignore_tags = [t.lower() for t in ignore_tags]
-    parser = HTML2Text(ignore_tags, indent_width, page_width)
-    parser.feed(s)
-    parser.close()
-    parser.generate()
-    return parser.result
-
-def named(data):
-    if isinstance(data, (tuple, list)) and len(data) == 2:
-        return '%s <%s>' % data
-
-    return str(data)
-
-def create_msg(subject, sender, recipient, html, text, images):
-    msgRoot = MIMEMultipart('related')
-    msgRoot['Subject'] = subject
-    msgRoot['From'] = named(sender)
-    msgRoot['To'] =  named(recipient)
-    msgRoot.preamble = 'This is a multi-part message from %s.' % unicode(settings.APP_SHORT_NAME).encode('utf8')
-
-    msgAlternative = MIMEMultipart('alternative')
-    msgRoot.attach(msgAlternative)
+def send_template_email(recipients, template, context):
+    t = loader.get_template(template)
+    context.update(dict(recipients=recipients, settings=settings))
+    t.render(Context(context))

 
 

-    msgAlternative.attach(MIMEText(text, _charset='utf-8'))
-    msgAlternative.attach(MIMEText(html, 'html', _charset='utf-8'))
+def create_connection():
+    connection = SMTP(str(settings.EMAIL_HOST), str(settings.EMAIL_PORT),
+                          local_hostname=DNS_NAME.get_fqdn())

 
 

-    for img in images:
-        try:
-            fp = open(img[0], 'rb')
-            msgImage = MIMEImage(fp.read())
-            fp.close()
-            msgImage.add_header('Content-ID', '<'+img[1]+'>')
-            msgRoot.attach(msgImage)
-        except:
-            pass
+    if bool(settings.EMAIL_USE_TLS):
+        connection.ehlo()
+        connection.starttls()
+        connection.ehlo()

 
 

-    return msgRoot.as_string()
-
-def send_email(subject, recipients, template, context={}, sender=None, images=[], threaded=True):
-    if sender is None:
-        sender = (unicode(settings.APP_SHORT_NAME), unicode(settings.DEFAULT_FROM_EMAIL))
-
-    if not len(images):
-        images = [(os.path.join(str(settings.UPFILES_FOLDER), os.path.basename(str(settings.APP_LOGO))), 'logo')]
-
-    context.update(application_settings(None))
-    html_body = loader.get_template(template).render(Context(context))
-    txt_body = html2text(html_body)
-
-    if isinstance(recipients, str):
-        recipients = [recipients]
-
-    msgs = []
-
-    for recipient in recipients:
-        if isinstance(recipient, str):
-            recipient_data = ('recipient', recipient)
-            recipient_context = None
-        elif isinstance(recipient, (list, tuple)) and len(recipient) == 2:
-            name, email = recipient
-            recipient_data = (name, email)
-            recipient_context = None
-        elif isinstance(recipient, (list, tuple)) and len(recipient) == 3:
-            name, email, recipient_context = recipient
-            recipient_data = (name, email)
-        else:
-            raise Exception('bad argument for recipients')
-
-        if recipient_context is not None:
-            recipient_context = Context(recipient_context)
-            msg_html = Template(html_body).render(recipient_context)
-            msg_txt = Template(txt_body).render(recipient_context)
-        else:
-            msg_html = html_body
-            msg_txt = txt_body
-
-        msg = create_msg(subject, sender, recipient_data, msg_html, msg_txt, images)
-        msgs.append((email, msg))
-
-    if threaded:
-        thread = Thread(target=send_msg_list,  args=[msgs])
-        thread.setDaemon(True)
-        thread.start()
-    else:
-        send_msg_list(msgs)
+    if settings.EMAIL_HOST_USER and settings.EMAIL_HOST_PASSWORD:
+        connection.login(str(settings.EMAIL_HOST_USER), str(settings.EMAIL_HOST_PASSWORD))

 
 

+    return connection

 
 

-def send_template_email(recipients, template, context):
-    t = loader.get_template(template)
-    context.update(dict(recipients=recipients, settings=settings))
-    t.render(Context(context))

 
 def create_and_send_mail_messages(messages):
 
 def create_and_send_mail_messages(messages):

-    sender = '%s <%s>' % (unicode(settings.APP_SHORT_NAME), unicode(settings.DEFAULT_FROM_EMAIL))
+    if not settings.EMAIL_HOST:
+        return

 
 

-    connection = SMTP(str(settings.EMAIL_HOST), str(settings.EMAIL_PORT),
-                local_hostname=DNS_NAME.get_fqdn())
+    sender = Header(unicode(settings.APP_SHORT_NAME), 'utf-8')
+    sender.append('<%s>' % unicode(settings.DEFAULT_FROM_EMAIL))
+    sender = u'%s <%s>' % (unicode(settings.APP_SHORT_NAME), unicode(settings.DEFAULT_FROM_EMAIL))

 
 

-    try:
-        if (bool(settings.EMAIL_USE_TLS)):
-            connection.ehlo()
-            connection.starttls()
-            connection.ehlo()
+    reply_to = unicode(settings.DEFAULT_REPLY_TO_EMAIL)

 
 

-        if settings.EMAIL_HOST_USER and settings.EMAIL_HOST_PASSWORD:
-            connection.login(str(settings.EMAIL_HOST_USER), str(settings.EMAIL_HOST_PASSWORD))
+    try:
+        connection = None

 
         if sender is None:
             sender = str(settings.DEFAULT_FROM_EMAIL)
 
         for recipient, subject, html, text, media in messages:
 
         if sender is None:
             sender = str(settings.DEFAULT_FROM_EMAIL)
 
         for recipient, subject, html, text, media in messages:

+            if connection is None:
+                connection = create_connection()
+

             msgRoot = MIMEMultipart('related')
             msgRoot = MIMEMultipart('related')

-            #msgRoot.set_charset('utf-8')
-            msgRoot['Subject'] = subject
+
+            msgRoot['Subject'] = Header(subject, 'utf-8')

             msgRoot['From'] = sender
             msgRoot['From'] = sender

-            msgRoot['To'] =  '%s <%s>' % (recipient.username, recipient.email)
+
+            to = Header(recipient.username, 'utf-8')
+            to.append('<%s>' % recipient.email)
+            msgRoot['To'] = to
+
+            if reply_to:
+                msgRoot['Reply-To'] = reply_to
+

             msgRoot.preamble = 'This is a multi-part message from %s.' % unicode(settings.APP_SHORT_NAME).encode('utf8')
 
             msgAlternative = MIMEMultipart('alternative')
             msgRoot.preamble = 'This is a multi-part message from %s.' % unicode(settings.APP_SHORT_NAME).encode('utf8')
 
             msgAlternative = MIMEMultipart('alternative')


@@ -179,12 +93,22 @@ def create_and_send_mail_messages(messages):
 
             try:
                 connection.sendmail(sender, [recipient.email], msgRoot.as_string())
 
             try:
                 connection.sendmail(sender, [recipient.email], msgRoot.as_string())

+            except SMTPRecipientsRefused, e:
+                logging.error("Email address not accepted.  Exception: %s" % e)

             except Exception, e:
             except Exception, e:

-                pass
+                logging.error("Couldn't send mail using the sendmail method: %s" % e)
+                try:
+                    connection.quit()
+                except Exception, e:
+                    logging.error(e)
+                finally:
+                    connection = None

 
         try:
             connection.quit()
 
         try:
             connection.quit()

+        except AttributeError:
+            pass

         except socket.sslerror:
             connection.close()
         except socket.sslerror:
             connection.close()

-    except:
-        pass
+    except Exception, e:
+        logging.error('Email sending has failed: %s' % e)