Initial import from Docker volume

ir/attachment.py

@@ -0,0 +1,86 @@
+# This file is part of Tryton.  The COPYRIGHT file at the top level of
+# this repository contains the full copyright notices and license terms.
+from trytond.config import config
+from trytond.i18n import lazy_gettext
+from trytond.model import ModelSQL, ModelView, fields
+from trytond.pool import Pool
+from trytond.pyson import Eval
+from trytond.tools import firstline
+from trytond.transaction import Transaction
+
+from .resource import ResourceMixin, resource_copy
+
+__all__ = ['AttachmentCopyMixin']
+
+
+if config.getboolean('attachment', 'filestore', default=True):
+    file_id = 'file_id'
+    store_prefix = config.get('attachment', 'store_prefix', default=None)
+else:
+    file_id = None
+    store_prefix = None
+
+
+class Attachment(ResourceMixin, ModelSQL, ModelView):
+    "Attachment"
+    __name__ = 'ir.attachment'
+    name = fields.Char('Name', required=True)
+    type = fields.Selection([
+        ('data', 'Data'),
+        ('link', 'Link'),
+        ], 'Type', required=True)
+    description = fields.Text('Description')
+    summary = fields.Function(fields.Char('Summary'), 'on_change_with_summary')
+    link = fields.Char('Link', states={
+            'invisible': Eval('type') != 'link',
+            }, depends=['type'])
+    data = fields.Binary('Data', filename='name',
+        file_id=file_id, store_prefix=store_prefix,
+        states={
+            'invisible': Eval('type') != 'data',
+            }, depends=['type'])
+    file_id = fields.Char('File ID', readonly=True)
+    data_size = fields.Function(fields.Integer('Data size', states={
+                'invisible': Eval('type') != 'data',
+                }, depends=['type']), 'get_size')
+
+    @classmethod
+    def __setup__(cls):
+        super().__setup__()
+        cls._order = [
+            ('create_date', 'DESC'),
+            ('id', 'DESC'),
+            ]
+
+    @staticmethod
+    def default_type():
+        return 'data'
+
+    def get_size(self, name):
+        with Transaction().set_context({
+                    '%s.%s' % (self.__name__, name[:-len('_size')]): 'size',
+                    }):
+            record = self.__class__(self.id)
+            return record.data
+
+    @fields.depends('description')
+    def on_change_with_summary(self, name=None):
+        return firstline(self.description or '')
+
+    @classmethod
+    def fields_view_get(cls, view_id=None, view_type='form', level=None):
+        pool = Pool()
+        ModelData = pool.get('ir.model.data')
+        if not view_id:
+            if Transaction().context.get('preview'):
+                view_id = ModelData.get_id(
+                    'ir', 'attachment_view_form_preview')
+        return super().fields_view_get(
+            view_id=view_id, view_type=view_type, level=level)
+
+
+class AttachmentCopyMixin(
+        resource_copy(
+            'ir.attachment', 'attachments',
+            lazy_gettext('ir.msg_attachments'))):
+    pass