[MIG] document_page: Migration to 9.0

document_page/models/document_page_history.py

@@ -0,0 +1,60 @@
+# -*- coding: utf-8 -*-
+##############################################################################
+#
+#    OpenERP, Open Source Management Solution
+#    Copyright (C) 2004-2010 Tiny SPRL (<http://tiny.be>).
+#
+#    This program 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.
+#
+#    This program 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/>.
+#
+##############################################################################
+import logging
+import difflib
+from openerp import models, fields, _
+
+_logger = logging.getLogger(__name__)
+
+
+class DocumentPageHistory(models.Model):
+    """This model is necessary to manage a document history."""
+
+    _name = "document.page.history"
+    _description = "Document Page History"
+    _order = 'id DESC'
+    _rec_name = "create_date"
+
+    page_id = fields.Many2one('document.page', 'Page')
+    summary = fields.Char('Summary', select=True)
+    content = fields.Text("Content")
+    create_date = fields.Datetime("Date")
+    create_uid = fields.Many2one('res.users', "Modified By")
+
+    def getDiff(self, v1, v2):
+        """Return the difference between two version of document version."""
+        text1 = self.browse(v1).content
+        text2 = self.browse(v2).content
+        line1 = line2 = ''
+        if text1:
+            line1 = text1.splitlines(1)
+        if text2:
+            line2 = text2.splitlines(1)
+        if (not line1 and not line2) or (line1 == line2):
+            return _('There are no changes in revisions.')
+        else:
+            diff = difflib.HtmlDiff()
+            return diff.make_table(
+                line1, line2,
+                "Revision-{}".format(v1),
+                "Revision-{}".format(v2),
+                context=True
+            )