--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebKitTools/TestResultServer/model/testfile.py	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,122 @@
+# Copyright (C) 2010 Google Inc. All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+# 
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+# 
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+from datetime import datetime
+import logging
+
+from google.appengine.ext import blobstore
+from google.appengine.ext import db
+
+
+class TestFile(db.Model):
+    builder = db.StringProperty()
+    name = db.StringProperty()
+    test_type = db.StringProperty()
+    blob_key = db.StringProperty()
+    date = db.DateTimeProperty(auto_now_add=True)
+
+    @classmethod
+    def delete_file(cls, key, builder, test_type, name, limit):
+        if key:
+            file = db.get(key)
+            if not file:
+                logging.warning("File not found, key: %s.", key)
+                return False
+
+            file._delete_all()
+        else:
+            files = cls.get_files(builder, test_type, name, limit)
+            if not files:
+                logging.warning(
+                    "File not found, builder: %s, test_type:%s, name: %s.",
+                    builder, test_type, name)
+                return False
+
+            for file in files:
+                file._delete_all()
+
+        return True
+
+    @classmethod
+    def get_files(cls, builder, test_type, name, limit):
+        query = TestFile.all()
+        if builder:
+            query = query.filter("builder =", builder)
+        if test_type:
+            query = query.filter("test_type =", test_type)
+        if name:
+            query = query.filter("name =", name)
+
+        return query.order("-date").fetch(limit)
+
+    @classmethod
+    def add_file(cls, builder, test_type, blob_info):
+        file = TestFile()
+        file.builder = builder
+        file.test_type = test_type
+        file.name = blob_info.filename
+        file.blob_key = str(blob_info.key())
+        file.put()
+
+        logging.info(
+            "File saved, builder: %s, test_type: %s, name: %s, blob key: %s.",
+            builder, test_type, file.name, file.blob_key)
+
+        return file
+
+    @classmethod
+    def update_file(cls, builder, test_type, blob_info):
+        files = cls.get_files(builder, test_type, blob_info.filename, 1)
+        if not files:
+            return cls.add_file(builder, test_type, blob_info)
+
+        file = files[0]
+        old_blob_info = blobstore.BlobInfo.get(file.blob_key)
+        if old_blob_info:
+            old_blob_info.delete()
+
+        file.builder = builder
+        file.test_type = test_type
+        file.name = blob_info.filename
+        file.blob_key = str(blob_info.key())
+        file.date = datetime.now()
+        file.put()
+
+        logging.info(
+            "File replaced, builder: %s, test_type: %s, name: %s, blob key: %s.",
+            builder, test_type, file.name, file.blob_key)
+
+        return file
+
+    def _delete_all(self):
+        if self.blob_key:
+            blob_info = blobstore.BlobInfo.get(self.blob_key)
+            if blob_info:
+                blob_info.delete()
+
+        self.delete()