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https://github.com/OCA/report-print-send.git
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100 lines
3.4 KiB
Python
100 lines
3.4 KiB
Python
# -*- coding: utf-8 -*-
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##############################################################################
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#
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# Author: Yannick Vaucher
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# Copyright 2013 Camptocamp SA
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as
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# published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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##############################################################################
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import cups
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from cups import PPD
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from openerp import pooler
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from openerp.osv import orm, fields
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class Printer(orm.Model):
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_inherit = 'printing.printer'
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_columns = {
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'tray_ids': fields.one2many('printing.tray', 'printer_id', 'Paper Sources'),
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}
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def _update_tray_option(self, db_name, uid, printer, context=None):
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"""
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Create missing tray for a printer
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"""
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db, pool = pooler.get_db_and_pool(db_name)
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cr = db.cursor()
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tray_obj = pool.get('printing.tray')
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# get printers options from a PPD file
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try:
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connection = cups.Connection()
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ppd_file_path = connection.getPPD3(printer.system_name)
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except:
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return
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if not ppd_file_path[2]:
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return
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ppd = PPD(ppd_file_path[2])
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option = ppd.findOption('InputSlot')
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if not option:
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return
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try:
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for tray_opt in option.choices:
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if tray_opt['choice'] not in [t.system_name for t in printer.tray_ids]:
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tray_vals = {
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'name': tray_opt['text'],
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'system_name': tray_opt['choice'],
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'printer_id': printer.id,
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}
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tray_obj.create(cr, uid, tray_vals, context=context)
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cr.commit()
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except:
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cr.rollback()
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raise
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finally:
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cr.close()
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return True
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def update_printers_status(self, db_name, uid, context=None):
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"""
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Add creation of tray if no tray are defined
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"""
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db, pool = pooler.get_db_and_pool(db_name)
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cr = db.cursor()
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res = super(Printer, self).update_printers_status(db_name, uid, context=context)
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try:
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connection = cups.Connection()
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printers = connection.getPrinters()
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server_error = False
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except:
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server_error = True
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printer_ids = self.search(cr, uid, [('system_name', 'in', printers.keys())], context=context)
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if server_error:
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vals = {'status': 'server_error'}
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self.write(cr, uid, printer_ids, vals, context=context)
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return res
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printer_list = self.browse(cr, uid, printer_ids, context=context)
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for printer in printer_list:
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# XXX we consider config of printer won't change
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if not printer.tray_ids:
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self._update_tray_option(db_name, uid, printer, context=context)
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return res
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