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server_action.py
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# -*- coding: utf-8 -*-
##############################################################################
#
# printers module for OpenERP, Allow to manage printers un OpenERP
# Copyright (C) 2011 SYLEAM Info Services (<http://www.Syleam.fr/>)
# Sylvain Garancher <[email protected]>
# Christophe CHAUVET <[email protected]>
#
# This file is a part of printers
#
# printers is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# printers 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 Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
##############################################################################
from openerp.osv.orm import Model
from openerp.osv import fields
from openerp.osv.osv import except_osv
import traceback
import logging
import time
from tools.translate import _
logger = logging.getLogger('printers')
class ir_actions_server(Model):
_inherit = 'ir.actions.server'
_columns = {
'printing_source': fields.char('Source', size=256, help='Add condition to found the id of the printer, use:\n- c for context\n- o for object\n- time for date and hour\n- u for user\n eg: o.warehouse_id.printer_id.id'),
'printing_function': fields.char('Function', size=64, help='Name of the function to launch for printing.\nDEPRECATED'),
'printing_report_id': fields.property('ir.actions.report.xml', method=True, string='Report', type='many2one', relation='ir.actions.report.xml', view_load=True, help='The report which will be printed'),
'model_name': fields.related('model_id', 'model', type='char', string='Model Name', help='Name of the model, used to filter ir.actions.report.xml', readonly=True),
}
_defaults = {
'printing_source': False,
'printing_function': False,
}
def __init__(self, pool, cr):
"""
Extend to add 'printing' in state list
"""
super(ir_actions_server, self).__init__(pool, cr)
logger.info('Add printing as key')
# Add printing as key
states_list = self._columns['state'].selection
if 'printing' not in [key for key, value in states_list]:
self._columns['state'].selection.append(('printing', 'Printing'))
def run(self, cr, uid, ids, context=None):
"""
Executed by workflow
"""
if context is None:
context = {}
result = False
# Loop on actions to run
for action in self.browse(cr, uid, ids, context=context):
logger.debug('Action : %s' % action.name)
# Check if there is an active_id (this situation should not appear)
if not context.get('active_id', False):
logger.warning('active_id not found in context')
continue
# Retrieve the model related object
action_model_obj = self.pool.get(action.model_id.model)
action_model = action_model_obj.browse(cr, uid, context['active_id'], context=context)
# Check the action condition
values = {
'context': context,
'object': action_model,
'time': time,
'cr': cr,
'pool': self.pool,
'uid': uid,
}
expression = eval(str(action.condition), values)
if not expression:
logger.debug('This action doesn\'t match with this object : %s' % action.condition)
continue
# If state is 'printing', execute the action
if action.state == 'printing':
# Get the printer id
user = self.pool.get('res.users').browse(cr, uid, uid, context=context)
values = {
'c': context,
'o': action_model,
'time': time,
'u': user,
}
try:
# Retrieve the printer id
printer_id = eval(str(action.printing_source), values)
# Check if the printer was found
if not printer_id:
raise except_osv(_('Error'), _('Printer not found !'))
except Exception, e:
logger.error(traceback.format_exc())
raise except_osv(_('Error'), _('Printer not found !'))
# Get the report id
# TODO : Check for a specific function, on action_model, which will return False or a report id. If False is returned, use the report put in the printing_report_id.
# Prototype of the function : def get_printing_report_id(self, cr, uid, ids, context=None)
# report_id = False
# if getattr(action_model, 'get_printing_report_id', None) and callable(action_model.get_printing_report_id):
# report_id = action_model.get_printing_report_id()[action_model.id]
#
# if not report_id:
report_id = action.printing_report_id.id
# Log the printer and report id
logger.debug('ID of the printer : %s' % str(printer_id))
logger.debug('ID of the report : %s' % str(report_id))
# Print the requested ir.actions.report.xml
if report_id:
self.pool.get('printers.list').send_printer(cr, uid, printer_id, report_id, [action_model.id], context=context)
else:
raise except_osv(_('Error'), _('Report to print not found !'))
# If the state is not 'printing', let the server action run itself
else:
result = super(ir_actions_server, self).run(cr, uid, [action.id], context=context)
return result
def onchange_model_id(self, cr, uid, ids, model_id, context=None):
model_obj = self.pool.get('ir.model')
model = model_obj.browse(cr, uid, model_id, context=context)
return {'value': {'model_name': model.model}}
# vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: