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# 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 db
from datastorefile import DataStoreFile
class TestFile(DataStoreFile):
master = db.StringProperty()
builder = db.StringProperty()
test_type = db.StringProperty()
@classmethod
def delete_file(cls, key, master, builder, test_type, name, before, limit):
if key:
file = db.get(key)
if not file:
logging.warning("File not found, key: %s.", key)
return 0
file._delete_all()
return 1
files = cls.get_files(master, builder, test_type, name, before, load_data=False, limit=limit)
if not files:
logging.warning(
"File not found, master: %s, builder: %s, test_type:%s, name: %s, before: %s.",
master, builder, test_type, name, before)
return 0
for file in files:
file._delete_all()
return len(files)
@classmethod
def get_files(cls, master, builder, test_type, name, before=None, load_data=True, limit=1):
query = TestFile.all()
if master:
query = query.filter("master =", master)
if builder:
query = query.filter("builder =", builder)
if test_type:
query = query.filter("test_type =", test_type)
if name:
query = query.filter("name =", name)
if before:
date = datetime.strptime(before, "%Y-%m-%dT%H:%M:%SZ")
query = query.filter("date <", date)
files = query.order("-date").fetch(limit)
if load_data:
for file in files:
file.load_data()
return files
@classmethod
def save_file(cls, file, data):
file_information = "master: %s, builder: %s, test_type: %s, name: %s." % (file.master, file.builder, file.test_type, file.name)
if file.save(data):
status_string = "Saved file. %s" % file_information
status_code = 200
else:
status_string = "Couldn't save file. %s" % file_information
status_code = 500
return status_string, status_code
@classmethod
def overwrite_or_add_file(cls, master, builder, test_type, name, data):
files = TestFile.get_files(master, builder, test_type, name)
if not files:
return cls.add_file(master, builder, test_type, name, data)
return cls.save_file(files[0], data)
@classmethod
def add_file(cls, master, builder, test_type, name, data):
file = TestFile()
file.master = master
file.builder = builder
file.test_type = test_type
file.name = name
return cls.save_file(file, data)
def save(self, data):
if not self.save_data(data):
return False
self.date = datetime.now()
self.put()
return True
def _delete_all(self):
self.delete_data()
self.delete()
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