1 # Copyright (C) 2010 Google Inc. All rights reserved.

     2 #

     3 # Redistribution and use in source and binary forms, with or without

     4 # modification, are permitted provided that the following conditions are

     5 # met:

     6 #

     7 #     * Redistributions of source code must retain the above copyright

     8 # notice, this list of conditions and the following disclaimer.

     9 #     * Redistributions in binary form must reproduce the above

    10 # copyright notice, this list of conditions and the following disclaimer

    11 # in the documentation and/or other materials provided with the

    12 # distribution.

    13 #     * Neither the name of Google Inc. nor the names of its

    14 # contributors may be used to endorse or promote products derived from

    15 # this software without specific prior written permission.

    16 #

    17 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS

    18 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT

    19 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR

    20 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT

    21 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

    22 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

    23 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,

    24 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

    25 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

    26 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

    27 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

    28 

    29 from google.appengine.ext import webapp, db

    30 from google.appengine.ext.webapp import template

    31 

    32 from handlers.updatebase import UpdateBase

    33 from model.queues import queues

    34 from model.workitems import WorkItems

    35 

    36 from datetime import datetime

    37 

    38 

    39 class UpdateWorkItems(UpdateBase):

    40     def get(self):

    41         self.response.out.write(template.render("templates/updateworkitems.html", None))

    42 

    43     def _work_items_for_queue(self, queue_name):

    44         if queue_name not in queues:

    45             self.response.out.write("\"%s\" is not in queues %s" % (queue_name, queues))

    46             return None

    47         work_items = WorkItems.all().filter("queue_name =", queue_name).get()

    48         if not work_items:

    49             work_items = WorkItems()

    50             work_items.queue_name = queue_name

    51         return work_items

    52 

    53     def _parse_work_items_string(self, items_string):

    54         # Our parsing could be much more robust.

    55         item_strings = items_string.split(" ") if items_string else []

    56         return map(int, item_strings)

    57 

    58     def _work_items_from_request(self):

    59         queue_name = self.request.get("queue_name")

    60         work_items = self._work_items_for_queue(queue_name)

    61         if not work_items:

    62             return None

    63         items_string = self.request.get("work_items")

    64         work_items.item_ids = self._parse_work_items_string(items_string)

    65         work_items.date = datetime.now()

    66         return work_items

    67 

    68     def post(self):

    69         work_items = self._work_items_from_request()

    70         if not work_items:

    71             self.response.set_status(500)

    72             return

    73         work_items.put()