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bibcatalog_system.py
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Sat, May 25, 14:08

bibcatalog_system.py
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# -*- coding: utf-8 -*-
##
## This file is part of CDS Invenio.
## Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008 CERN.
##
## CDS 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.
##
## CDS 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 CDS 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 a request tracker.
Please see the help/hacking/bibcatalog-api page for details.
This is a base class that cannot be instantiated.
"""
from invenio.webuser import get_user_preferences
class BibCatalogSystem:
""" A template class for ticket support."""
TICKET_ATTRIBUTES = ['ticketid', 'priority', 'recordid', 'subject', 'text', 'creator', 'owner', 'date', 'status', 'queue', 'url_display', 'url_modify', 'url_close']
def check_system(self, uid):
"""Check connectivity. Return a string describing the error or an empty str
@param uid: invenio user id
@type uid: number
@return: empty string on success. Otherwise a string describing error.
@rtype: string
"""
return "this class cannot be instantiated"
def ticket_search(self, uid, recordid=-1, subject="", text="", creator="", owner="", \
date_from="", date_until="", status="", priority=""):
"""Search for tickets based on various criteria. Return an array of ticket numbers
@param uid: invenio user id.
@type uid: number
@param recordid: search criteria - ticket contains this record id.
@type recordid: number
@param subject: search criteria - ticket has this subject (substr).
@type subject: string
@param text: search criteria - ticket has this text in body (substr).
@type text: string
@param creator: search criteria - ticket creator's id.
@type creator: number
@param owner: search criteria - ticket owner's id.
@type owner: number
@param date_from: search criteria - ticket created starting from this date. Example: '2009-01-24'
@type date_until: date in yyyy-mm-dd format
@param date_until: search criteria - ticket created until from this date. Example: '2009-01-24'
@type date_from: date in yyyy-mm-dd format
@param status: search criteria - ticket has this status. Example: 'resolved'.
@type status: string
@param priority: search criteria - ticket priority number.
@type priority: number.
"""
pass
def ticket_submit(self, uid, subject, recordid, text="", queue="", priority="", owner=""):
"""submit a ticket. Return ticket number on success, otherwise None
@param uid: invenio user id
@type uid: number
@param subject: set this as the ticket's subject.
@type subject: string
@param recordid: ticket concerns this record.
@type recordid: number
@param text: ticket body.
@type text: string
@param queue: the queue for this ticket (if supported).
@type queue: string
@param priority: ticket priority.
@type priority: number
@param owner: set ticket owner to this uid.
@type owner: number
@return: new ticket id or None
"""
pass
def ticket_assign(self, uid, ticketid, to_user):
"""assign a ticket to a user. Return 1 on success
@param uid: invenio user id
@type uid: number
@param ticketid: ticket id
@type ticketid: number
@param to_user: assign ticket to this user
@type to_user: number
@return: 1 on success, 0 otherwise
@rtype: number
"""
pass
def ticket_set_attribute(self, uid, ticketid, attribute, new_value):
"""set an attribute of a ticket. Return 1 on success
@param uid: invenio user id
@type uid: number
@param ticketid: ticket id
@type ticketid: number
@param attribute. This is a member of TICKET_ATTRIBUTES.
@type attribute: string
@param new_value: new value for this attribute.
@type new_value: string
@return: 1 on success, 0 otherwise
@rtype: number
"""
pass
def ticket_get_attribute(self, uid, ticketid, attrname):
"""return an attribute
@param uid: invenio user id
@type uid: number
@param ticketid: ticket id
@type ticketid: number
@param attrname: attribute name.
@type attrname: string
@return: the value of the attribute, or None if the ticket or attribute does not exist
@rtype: string
"""
pass
def ticket_get_info(self, uid, ticketid, attrlist = None):
"""Return the attributes of a ticket as a dictionary whose fields are TICKET_ATTRIBUTES.
@param uid: user id
@type uid: number
@param ticketid: ticket id
@type ticketid: number
@param attrlist: a list of attributes, each in TICKET_ATTRIBUTES.
@type attrlist: list
@return: dictionary whose fields are TICKET_ATTRIBUTES
@rtype: dictionary
"""
pass
def get_bibcat_from_prefs(uid):
"""gets username and pw from user prefs as a tuple.
if not successfull, returns None
@param uid: user id
@type uid: number
@return: ('bibcatalog_username', 'bibcatalog_password')
@rtype: tuple
"""
user_pref = get_user_preferences(uid)
if not user_pref.has_key('bibcatalog_username'):
return (None, None)
if not user_pref.has_key('bibcatalog_password'):
return (None, None)
return (user_pref['bibcatalog_username'], user_pref['bibcatalog_password'])

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