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system_email.py
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Tue, Feb 4, 02:16

system_email.py
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# -*- coding: utf-8 -*-
#
# This file is part of Invenio.
# Copyright (C) 2009, 2010, 2011, 2013, 2014 CERN.
#
# Invenio is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of the
# License, or (at your option) any later version.
#
# Invenio is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Invenio; if not, write to the Free Software Foundation, Inc.,
# 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
"""
Provide a "ticket" interface with Email.
This is a subclass of BibCatalogSystem
"""
import datetime
from time import mktime
import invenio.legacy.webuser
from invenio.utils.shell import escape_shell_arg
from invenio.legacy.bibcatalog.system import BibCatalogSystem
from invenio.ext.email import send_email
from invenio.ext.logging import register_exception
EMAIL_SUBMIT_CONFIGURED = False
import invenio.config
if hasattr(invenio.config, 'CFG_BIBCATALOG_SYSTEM') and invenio.config.CFG_BIBCATALOG_SYSTEM == "EMAIL":
if hasattr(invenio.config, 'CFG_BIBCATALOG_SYSTEM_EMAIL_ADDRESS'):
EMAIL_SUBMIT_CONFIGURED = True
FROM_ADDRESS = invenio.config.CFG_SITE_SUPPORT_EMAIL
TO_ADDRESS = invenio.config.CFG_BIBCATALOG_SYSTEM_EMAIL_ADDRESS
class BibCatalogSystemEmail(BibCatalogSystem):
#BIBCATALOG_RT_SERVER = "" #construct this by http://user:password@RT_URL
def check_system(self, uid=None):
"""return an error string if there are problems"""
ret = ''
if not EMAIL_SUBMIT_CONFIGURED:
ret = "Please configure bibcatalog email sending in CFG_BIBCATALOG_SYSTEM and CFG_BIBCATALOG_SYSTEM_EMAIL_ADDRESS"
return ret
def ticket_search(self, uid, recordid=-1, subject="", text="", creator="", owner="", \
date_from="", date_until="", status="", priority="", queue=""):
"""Not implemented."""
raise NotImplementedError
def ticket_submit(self, uid=None, subject="", recordid=-1, text="", queue="", priority="", owner="", requestor=""):
"""creates a ticket. Returns ticket_id on success, otherwise None"""
if not EMAIL_SUBMIT_CONFIGURED:
register_exception(stream='warning',
subject='bibcatalog email not configured',
prefix="please configure bibcatalog email sending in CFG_BIBCATALOG_SYSTEM and CFG_BIBCATALOG_SYSTEM_EMAIL_ADDRESS")
ticket_id = self._get_ticket_id()
priorityset = ""
queueset = ""
requestorset = ""
ownerset = ""
recidset = " cf-recordID: %s\n" % recordid
textset = ""
subjectset = ""
if subject:
subjectset = 'ticket #%s - %s' % (ticket_id, subject)
if priority:
priorityset = " priority: %s\n" % priority
if queue:
queueset = " queue: %s\n" % queue
if requestor:
requestorset = " requestor: %s\n" % requestor
if owner:
ownerprefs = invenio.legacy.webuser.get_user_preferences(owner)
if "bibcatalog_username" in ownerprefs:
owner = ownerprefs["bibcatalog_username"]
ownerset = " owner: %s\n" % owner
textset += ownerset + requestorset + recidset + queueset + priorityset + '\n'
textset += text + '\n'
ok = send_email(fromaddr=FROM_ADDRESS, toaddr=TO_ADDRESS, subject=subjectset, content=textset)
if ok:
return ticket_id
return None
def ticket_comment(self, uid, ticketid, comment):
""" Comment on ticket with given ticketid"""
subjectset = 'ticket #' + ticketid + ' - Comment ...'
textset = '...\n\n*Comment on ticket #' + ticketid + '\nComment:' + comment
ok = send_email(fromaddr=FROM_ADDRESS, toaddr=TO_ADDRESS, subject=subjectset, header='Hello,\n\n', content=textset)
if ok:
return 1
return 0
def ticket_assign(self, uid, ticketid, to_user):
""" Re-assign existing ticket with given ticketid to user to_user"""
subjectset = 'ticket #' + ticketid + ' - Re-assign ...'
textset = '...\n\n*Please re-assigning ticket #' + ticketid + ' to ' + to_user
ok = send_email(fromaddr=FROM_ADDRESS, toaddr=TO_ADDRESS, subject=subjectset, header='Hello,\n\n', content=textset)
if ok:
return 1
return 0
def ticket_set_attribute(self, uid, ticketid, attribute, new_value):
""" Request to set attribute to new value on ticket with given ticketid"""
subjectset = 'ticket #' + ticketid + ' - Attribute Update ...'
textset = '...\n\n*Please modify attribute:' + attribute + ' to:' + new_value + ' on ticket:' + ticketid
ok = send_email(fromaddr=FROM_ADDRESS, toaddr=TO_ADDRESS, subject=subjectset, header='Hello,\n\n', content=textset)
if ok:
return 1
return 0
def ticket_get_attribute(self, uid, ticketid, attribute):
"""Not implemented."""
raise NotImplementedError
def ticket_get_info(self, uid, ticketid, attributes = None):
"""Not implemented."""
raise NotImplementedError
def _str_base(self, num, base, numerals = '0123456789abcdefghijklmnopqrstuvwxyz'):
""" Convert number to base (2 to 36) """
if base < 2 or base > len(numerals):
raise ValueError("str_base: base must be between 2 and %i" % len(numerals))
if num == 0:
return '0'
if num < 0:
sign = '-'
num = -num
else:
sign = ''
result = ''
while num:
result = numerals[num % (base)] + result
num //= base
return sign + result
def _get_ticket_id(self):
""" Return timestamp in seconds since the Epoch converted to base36 """
now = datetime.datetime.now()
t = mktime(now.timetuple())+1e-6*now.microsecond
t_str = str("%.6f" % t)
t1, t2 = t_str.split('.')
t_str = t1 + t2
#return base64.encodestring(t_str).strip()
return self._str_base(int(t_str), 36)

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