# -*- coding: utf-8 -*-
+import hashlib
import inspect
import itertools
import logging
'max_height': 768,
})
return result
+ def _datas_checksum(self, cr, uid, ids, name, arg, context=None):
+ return dict(
+ (attach['id'], self._compute_checksum(attach))
+ for attach in self.read(
+ cr, uid, ids, ['res_model', 'res_id', 'type', 'datas'],
+ context=context)
+ )
+
+ def _compute_checksum(self, attachment_dict):
+ if attachment_dict.get('res_model') == 'ir.ui.view'\
+ and not attachment_dict.get('res_id')\
+ and attachment_dict.get('type', 'binary') == 'binary'\
+ and attachment_dict.get('datas'):
+ return hashlib.new('sha1', attachment_dict['datas']).hexdigest()
+ return None
+
_columns = {
+ 'datas_checksum': fields.function(_datas_checksum, size=40,
+ string="Datas checksum", type='char', store=True, select=True),
'website_url': fields.function(_website_url_get, string="Attachment URL", type='char')
}
+ def create(self, cr, uid, values, context=None):
+ chk = self._compute_checksum(values)
+ if chk:
+ match = self.search(cr, uid, [('datas_checksum', '=', chk)], context=context)
+ if match:
+ return match[0]
+ return super(ir_attachment, self).create(
+ cr, uid, values, context=context)
+
class res_partner(osv.osv):
_inherit = "res.partner"