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system_email.py
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Tue, May 28, 15:05

system_email.py
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# -*- coding: utf-8 -*-
##
## This file is part of Invenio.
## Copyright (C) 2009, 2010, 2011, 2013 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.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. return true on success, otherwise false"""
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:" + escape_shell_arg(str(recordid)) + '\n'
textset = ""
subjectset = ""
if subject:
subjectset = 'ticket #' + ticket_id + ' - ' + escape_shell_arg(subject)
if priority:
priorityset = " priority:" + escape_shell_arg(str(priority)) + '\n'
if queue:
queueset = " queue:" + escape_shell_arg(queue) + '\n'
if requestor:
requestorset = " requestor:" + escape_shell_arg(requestor) + '\n'
if owner:
ownerprefs = invenio.legacy.webuser.get_user_preferences(owner)
if ownerprefs.has_key("bibcatalog_username"):
owner = ownerprefs["bibcatalog_username"]
ownerset = " owner:" + escape_shell_arg(owner) + '\n'
textset = textset + ownerset + requestorset + recidset + queueset + priorityset + '\n'
textset = textset + escape_shell_arg(text) + '\n'
ok = send_email(fromaddr=FROM_ADDRESS, toaddr=TO_ADDRESS, subject=subjectset, header='Hello,\n\n', 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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