def unsubscribe():
"""
Unsubscribe from a mailing list.
This hook reads the 'List-Unsubscribe' header of a mail in thread mode,
constructs a unsubsribe-mail according to any mailto-url it finds
and opens the new mail in an envelope buffer.
"""
from alot.helper import mailto_to_envelope
from alot.buffers import EnvelopeBuffer
msg = ui.current_buffer.get_selected_message()
e = msg.get_email()
uheader = e["List-Unsubscribe"]
dtheader = e.get("Delivered-To", None)
if uheader is not None:
M = re.search(r"<(mailto:\S*)>", uheader)
if M is not None:
env = mailto_to_envelope(M.group(1))
if dtheader is not None:
env["From"] = [dtheader]
ui.buffer_open(EnvelopeBuffer(ui, env))
else:
ui.notify("focussed mail contains no 'List-Unsubscribe' header", "error")
def apply(self, ui):
if self.envelope is None:
if self.rest:
if self.rest.startswith('mailto'):
self.envelope = mailto_to_envelope(self.rest)
else:
self.envelope = Envelope()
self.envelope.add('To', self.rest)
else:
self.envelope = Envelope()
if self.template is not None:
# get location of tempsdir, containing msg templates
tempdir = settings.get('template_dir')
tempdir = os.path.expanduser(tempdir)
if not tempdir:
xdgdir = os.environ.get('XDG_CONFIG_HOME',
os.path.expanduser('~/.config'))
tempdir = os.path.join(xdgdir, 'alot', 'templates')
path = os.path.expanduser(self.template)
if not os.path.dirname(path): # use tempsdir
if not os.path.isdir(tempdir):
ui.notify('no templates directory: %s' % tempdir,
priority='error')
return
path = os.path.join(tempdir, path)
if not os.path.isfile(path):
ui.notify('could not find template: %s' % path,
priority='error')
return
try:
self.envelope.parse_template(open(path).read())
except Exception as e:
ui.notify(str(e), priority='error')
return
# set forced headers
for key, value in self.headers.items():
self.envelope.add(key, value)
# set forced headers for separate parameters
if self.sender:
self.envelope.add('From', self.sender)
if self.subject:
self.envelope.add('Subject', self.subject)
if self.to:
self.envelope.add('To', ','.join(self.to))
if self.cc:
self.envelope.add('Cc', ','.join(self.cc))
if self.bcc:
self.envelope.add('Bcc', ','.join(self.bcc))
# get missing From header
if not 'From' in self.envelope.headers:
accounts = settings.get_accounts()
if len(accounts) == 1:
a = accounts[0]
fromstring = "%s <%s>" % (a.realname, a.address)
self.envelope.add('From', fromstring)
else:
cmpl = AccountCompleter()
fromaddress = yield ui.prompt('From', completer=cmpl,
tab=1)
if fromaddress is None:
raise CommandCanceled()
self.envelope.add('From', fromaddress)
# add signature
if not self.omit_signature:
name, addr = email.Utils.parseaddr(self.envelope['From'])
account = settings.get_account_by_address(addr)
if account is not None:
if account.signature:
logging.debug('has signature')
sig = os.path.expanduser(account.signature)
if os.path.isfile(sig):
logging.debug('is file')
if account.signature_as_attachment:
name = account.signature_filename or None
self.envelope.attach(sig, filename=name)
logging.debug('attached')
else:
sigcontent = open(sig).read()
enc = helper.guess_encoding(sigcontent)
mimetype = helper.guess_mimetype(sigcontent)
if mimetype.startswith('text'):
sigcontent = helper.string_decode(sigcontent,
enc)
self.envelope.body += '\n' + sigcontent
else:
ui.notify('could not locate signature: %s' % sig,
priority='error')
if (yield ui.choice('send without signature?', 'yes',
'no')) == 'no':
return
# Figure out whether we should GPG sign messages by default
# and look up key if so
sender = self.envelope.get('From')
name, addr = email.Utils.parseaddr(sender)
account = settings.get_account_by_address(addr)
if account:
self.envelope.sign = account.sign_by_default
self.envelope.sign_key = account.gpg_key
# get missing To header
if 'To' not in self.envelope.headers:
allbooks = not settings.get('complete_matching_abook_only')
logging.debug(allbooks)
if account is not None:
abooks = settings.get_addressbooks(order=[account],
append_remaining=allbooks)
logging.debug(abooks)
completer = ContactsCompleter(abooks)
else:
completer = None
to = yield ui.prompt('To',
completer=completer)
if to is None:
raise CommandCanceled()
self.envelope.add('To', to.strip(' \t\n,'))
if settings.get('ask_subject') and \
not 'Subject' in self.envelope.headers:
subject = yield ui.prompt('Subject')
logging.debug('SUBJECT: "%s"' % subject)
if subject is None:
raise CommandCanceled()
self.envelope.add('Subject', subject)
if settings.get('compose_ask_tags'):
comp = TagsCompleter(ui.dbman)
tagsstring = yield ui.prompt('Tags', completer=comp)
tags = filter(lambda x: x, tagsstring.split(','))
if tags is None:
raise CommandCanceled()
self.envelope.tags = tags
if self.attach:
for gpath in self.attach:
for a in glob.glob(gpath):
self.envelope.attach(a)
logging.debug('attaching: ' + a)
cmd = commands.envelope.EditCommand(envelope=self.envelope,
spawn=self.force_spawn,
refocus=False)
ui.apply_command(cmd)
def apply(self, ui):
if self.envelope is None:
if self.rest:
if self.rest.startswith('mailto'):
self.envelope = mailto_to_envelope(self.rest)
else:
self.envelope = Envelope()
self.envelope.add('To', self.rest)
else:
self.envelope = Envelope()
if self.template is not None:
# get location of tempsdir, containing msg templates
tempdir = settings.get('template_dir')
tempdir = os.path.expanduser(tempdir)
if not tempdir:
xdgdir = os.environ.get('XDG_CONFIG_HOME',
os.path.expanduser('~/.config'))
tempdir = os.path.join(xdgdir, 'alot', 'templates')
path = os.path.expanduser(self.template)
if not os.path.dirname(path): # use tempsdir
if not os.path.isdir(tempdir):
ui.notify('no templates directory: %s' % tempdir,
priority='error')
return
path = os.path.join(tempdir, path)
if not os.path.isfile(path):
ui.notify('could not find template: %s' % path,
priority='error')
return
try:
self.envelope.parse_template(open(path).read())
except Exception as e:
ui.notify(str(e), priority='error')
return
# set forced headers
for key, value in self.headers.items():
self.envelope.add(key, value)
# set forced headers for separate parameters
if self.sender:
self.envelope.add('From', self.sender)
if self.subject:
self.envelope.add('Subject', self.subject)
if self.to:
self.envelope.add('To', ','.join(self.to))
if self.cc:
self.envelope.add('Cc', ','.join(self.cc))
if self.bcc:
self.envelope.add('Bcc', ','.join(self.bcc))
# get missing From header
if 'From' not in self.envelope.headers:
accounts = settings.get_accounts()
if len(accounts) == 1:
a = accounts[0]
fromstring = "%s <%s>" % (a.realname, a.address)
self.envelope.add('From', fromstring)
else:
cmpl = AccountCompleter()
fromaddress = yield ui.prompt('From', completer=cmpl,
tab=1)
if fromaddress is None:
raise CommandCanceled()
self.envelope.add('From', fromaddress)
# add signature
if not self.omit_signature:
name, addr = email.Utils.parseaddr(self.envelope['From'])
account = settings.get_account_by_address(addr)
if account is not None:
if account.signature:
logging.debug('has signature')
sig = os.path.expanduser(account.signature)
if os.path.isfile(sig):
logging.debug('is file')
if account.signature_as_attachment:
name = account.signature_filename or None
self.envelope.attach(sig, filename=name)
logging.debug('attached')
else:
sigcontent = open(sig).read()
enc = helper.guess_encoding(sigcontent)
mimetype = helper.guess_mimetype(sigcontent)
if mimetype.startswith('text'):
sigcontent = helper.string_decode(sigcontent,
enc)
self.envelope.body += '\n' + sigcontent
else:
ui.notify('could not locate signature: %s' % sig,
priority='error')
if (yield ui.choice('send without signature?', 'yes',
'no')) == 'no':
return
# Figure out whether we should GPG sign messages by default
# and look up key if so
sender = self.envelope.get('From')
name, addr = email.Utils.parseaddr(sender)
account = settings.get_account_by_address(addr)
if account:
self.envelope.sign = account.sign_by_default
self.envelope.sign_key = account.gpg_key
# get missing To header
if 'To' not in self.envelope.headers:
allbooks = not settings.get('complete_matching_abook_only')
logging.debug(allbooks)
if account is not None:
abooks = settings.get_addressbooks(order=[account],
append_remaining=allbooks)
logging.debug(abooks)
completer = ContactsCompleter(abooks)
else:
completer = None
to = yield ui.prompt('To',
completer=completer)
if to is None:
raise CommandCanceled()
self.envelope.add('To', to.strip(' \t\n,'))
if settings.get('ask_subject') and \
'Subject' not in self.envelope.headers:
subject = yield ui.prompt('Subject')
logging.debug('SUBJECT: "%s"' % subject)
if subject is None:
raise CommandCanceled()
self.envelope.add('Subject', subject)
if settings.get('compose_ask_tags'):
comp = TagsCompleter(ui.dbman)
tagsstring = yield ui.prompt('Tags', completer=comp)
tags = filter(lambda x: x, tagsstring.split(','))
if tags is None:
raise CommandCanceled()
self.envelope.tags = tags
if self.attach:
for gpath in self.attach:
for a in glob.glob(gpath):
self.envelope.attach(a)
logging.debug('attaching: ' + a)
# set encryption if needed
if self.encrypt or account.encrypt_by_default:
yield self._set_encrypt(ui, self.envelope)
cmd = commands.envelope.EditCommand(envelope=self.envelope,
spawn=self.force_spawn,
refocus=False)
ui.apply_command(cmd)