148 lines
No EOL
4.9 KiB
Python
148 lines
No EOL
4.9 KiB
Python
# Copyright (c) 2013, Web Notes Technologies Pvt. Ltd. and Contributors
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# MIT License. See license.txt
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from __future__ import unicode_literals
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import webnotes
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import HTMLParser
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import urllib
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from webnotes import msgprint, throw, _
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from webnotes.utils.email_lib.smtp import SMTPServer, send
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from webnotes.utils.email_lib.email_body import get_email, get_formatted_html
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from webnotes.utils.email_lib.html2text import html2text
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from webnotes.utils import cint, get_url, nowdate
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class BulkLimitCrossedError(webnotes.ValidationError): pass
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def send(recipients=None, sender=None, doctype='Profile', email_field='email',
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subject='[No Subject]', message='[No Content]', ref_doctype=None, ref_docname=None,
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add_unsubscribe_link=True):
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def is_unsubscribed(rdata):
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if not rdata:
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return 1
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return cint(rdata.unsubscribed)
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def check_bulk_limit(new_mails):
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this_month = webnotes.conn.sql("""select count(*) from `tabBulk Email` where
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month(creation)=month(%s)""" % nowdate())[0][0]
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monthly_bulk_mail_limit = webnotes.conf.get('monthly_bulk_mail_limit') or 500
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if this_month + len(recipients) > monthly_bulk_mail_limit:
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throw("{bulk} ({limit}) {cross}".format(**{
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"bulk": _("Monthly Bulk Mail Limit"),
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"limit": monthly_bulk_mail_limit,
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"cross": _("crossed")
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}), exc=BulkLimitCrossedError)
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def update_message(formatted, doc, add_unsubscribe_link):
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updated = formatted
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if add_unsubscribe_link:
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unsubscribe_link = """<div style="padding: 7px; border-top: 1px solid #aaa;
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margin-top: 17px;">
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<small><a href="%s/?%s">
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Unsubscribe</a> from this list.</small></div>""" % (get_url(),
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urllib.urlencode({
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"cmd": "webnotes.utils.email_lib.bulk.unsubscribe",
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"email": doc.get(email_field),
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"type": doctype,
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"email_field": email_field
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}))
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updated = updated.replace("<!--unsubscribe link here-->", unsubscribe_link)
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return updated
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if not recipients: recipients = []
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if not sender or sender == "Administrator":
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sender = webnotes.conn.get_value('Email Settings', None, 'auto_email_id')
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check_bulk_limit(len(recipients))
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formatted = get_formatted_html(subject, message)
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for r in filter(None, list(set(recipients))):
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rdata = webnotes.conn.sql("""select * from `tab%s` where %s=%s""" % (doctype,
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email_field, '%s'), (r,), as_dict=1)
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doc = rdata and rdata[0] or {}
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if not is_unsubscribed(doc):
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# add to queue
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updated = update_message(formatted, doc, add_unsubscribe_link)
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try:
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text_content = html2text(updated)
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except HTMLParser.HTMLParseError:
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text_content = "[See html attachment]"
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add(r, sender, subject, updated, text_content, ref_doctype, ref_docname)
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def add(email, sender, subject, formatted, text_content=None,
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ref_doctype=None, ref_docname=None):
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"""add to bulk mail queue"""
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e = webnotes.doc('Bulk Email')
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e.sender = sender
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e.recipient = email
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try:
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e.message = get_email(email, sender=e.sender, formatted=formatted, subject=subject,
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text_content=text_content).as_string()
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except webnotes.ValidationError:
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# bad email id - don't add to queue
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return
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e.status = 'Not Sent'
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e.ref_doctype = ref_doctype
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e.ref_docname = ref_docname
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e.save()
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@webnotes.whitelist(allow_guest=True)
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def unsubscribe():
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doctype = webnotes.form_dict.get('type')
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field = webnotes.form_dict.get('email_field')
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email = webnotes.form_dict.get('email')
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webnotes.conn.sql("""update `tab%s` set unsubscribed=1
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where `%s`=%s""" % (doctype, field, '%s'), (email,))
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if not webnotes.form_dict.get("from_test"):
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webnotes.conn.commit()
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webnotes.local.message_title = "Unsubscribe"
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webnotes.local.message = "<h3>Unsubscribed</h3><p>%s has been successfully unsubscribed.</p>" % email
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webnotes.response['type'] = 'page'
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webnotes.response['page_name'] = 'message.html'
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def flush(from_test=False):
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"""flush email queue, every time: called from scheduler"""
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smtpserver = SMTPServer()
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auto_commit = not from_test
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if webnotes.flags.mute_emails or webnotes.conf.get("mute_emails") or False:
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msgprint(_("Emails are muted"))
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from_test = True
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for i in xrange(500):
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email = webnotes.conn.sql("""select * from `tabBulk Email` where
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status='Not Sent' limit 1 for update""", as_dict=1)
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if email:
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email = email[0]
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else:
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break
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webnotes.conn.sql("""update `tabBulk Email` set status='Sending' where name=%s""",
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(email["name"],), auto_commit=auto_commit)
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try:
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if not from_test:
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smtpserver.sess.sendmail(email["sender"], email["recipient"], email["message"])
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webnotes.conn.sql("""update `tabBulk Email` set status='Sent' where name=%s""",
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(email["name"],), auto_commit=auto_commit)
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except Exception, e:
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webnotes.conn.sql("""update `tabBulk Email` set status='Error', error=%s
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where name=%s""", (unicode(e), email["name"]), auto_commit=auto_commit)
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def clear_outbox():
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"""remove mails older than 30 days in Outbox"""
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webnotes.conn.sql("""delete from `tabBulk Email` where
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datediff(now(), creation) > 30""") |