application: ueblog33
version: 1
runtime: python
api_version: 1

handlers:

- url: /photo/.*
  script: main.py

import os
import sys

# Google App Engine imports.
from google.appengine.ext.webapp import util
# Remove the standard version of Django.
for k in [k for k in sys.modules if k.startswith('django')]:
  del sys.modules[k]
# Force sys.path to have our own directory first, in case we want to import
# from it.
sys.path.insert(0, os.path.abspath(os.path.dirname(__file__)))

# Must set this env var *before* importing any part of Django
os.environ['DJANGO_SETTINGS_MODULE'] = 'photoapp.settings'

# Import the part of Django we need.
import django.core.handlers.wsgi
import django.core.signals
import django.db
import django.dispatch.dispatcher

# Unregister the rollback event handler
django.dispatch.dispatcher.disconnect(
  django.db._rollback_on_exception,
  django.core.signals.got_request_exception)

# Log errors
#django.dispatch.dispatcher.connect(
#    log_exception,
#    django.core.signals.got_request_exception)

def main():
  # Create a Django application for WSGI.
  application = django.core.handlers.wsgi.WSGIHandler()

  # Run the WSGI CGI handler with that application
  util.run_wsgi_app(application)

if __name__ == '__main__':
  main()

DEBUG = True
TEMPLATE_DEBUG = DEBUG

ADMINS = (
    # ('Your Name', 'your_email@domain.com'),
)

MANAGERS = ADMINS
TIME_ZONE = 'Tokyo/Asia'
LANGUAGE_CODE = 'ja'
SITE_ID = 1
USE_I18N = True
MEDIA_ROOT = ''
MEDIA_URL = ''
ADMIN_MEDIA_PREFIX = '/media/'
SECRET_KEY = '' #自分のを使う
TEMPLATE_LOADERS = (
    'django.template.loaders.filesystem.load_template_source',
    'django.template.loaders.app_directories.load_template_source',
#     'django.template.loaders.eggs.load_template_source',
)

MIDDLEWARE_CLASSES = (
    'django.middleware.common.CommonMiddleware',
    'django.contrib.sessions.middleware.SessionMiddleware',
    #'django.contrib.auth.middleware.AuthenticationMiddleware',
    'django.middleware.doc.XViewMiddleware',
)
ROOT_URLCONF = 'photoapp.urls'
import os
ROOT_PATH = os.path.dirname(os.path.abspath(__file__))
TEMPLATE_DIRS = (
    os.path.join(ROOT_PATH, 'templates'),
)
INSTALLED_APPS = (
    #'django.contrib.auth',
    'django.contrib.contenttypes',
    #'django.contrib.sessions',
    'django.contrib.sites',
    'photoapp.photo'
)
TEMPLATE_CONTEXT_PROCESSORS = (
   #'django.core.context_processors.auth',
   'django.core.context_processors.debug',
   'django.core.context_processors.i18n',
   #'django.core.context_processors.media',
   'django.core.context_processors.request',
)

from django.conf.urls.defaults import *

urlpatterns = patterns('',
    (r'^photo/', include('photoapp.photo.urls')),
)

from django.conf.urls.defaults import *

urlpatterns = patterns('',
    (r'^$', 'photoapp.photo.views.index'),
    (r'^upload/$', 'photoapp.photo.views.upload'),
    (r'^image/(?P<img_id>\w+)/$', 'photoapp.photo.views.image' ),
)

from google.appengine.ext import db

class Photo(db.Model):
    photo = db.BlobProperty()
    title = db.StringProperty(required=True)

from django.http import HttpResponse
from django.shortcuts import render_to_response
from django import newforms as forms
from photoapp.photo.models import Photo

from google.appengine.ext import db
from google.appengine.api import images

class UploadForm(forms.Form):
    title = forms.CharField(max_length=100, min_length=1)
    photo  = forms.FileField(required=True)

def index(request):
    queryset = Photo.all()
    return render_to_response(
        'upload.html', dict(object_list=queryset)
    )

def upload(request):
    if request.method == "POST":
        form = UploadForm(request.POST, request.FILES) #FileField使った場合はrequest.FILESを忘れずに
        if form.is_valid():
            photo = Photo(
                  title=request.POST["title"],
                     )
            photo_object = form.cleaned_data["photo"]
            content = images.resize(photo_object.content,  200, 200) #image apiを使ってリサイズ
            photo.photo = db.Blob(content) #binaryデータはdb.Blobを使う
            photo.put()
            form = UploadForm()
    else:
        form = UploadForm()
    queryset = Photo.all()
    return render_to_response(
        'upload.html', dict(
                    form=form,
                    object_list=queryset)
    )

def image(request, img_id): #Photoインスタンスのkeyを元に画像を表示
    photo = Photo.get(img_id)
    if photo:
        return HttpResponse(photo.photo, content_type="image/jpg")
    else:
        return HttpResponse("NO IMAGE") #本当はNO IMAGEのイメージを出す

<html>
<body>
{% if form %}
  <form action="." enctype="multipart/form-data" method="POST"><!-- enctype 忘れないように -->
  {{ form }}
<input type="submit">
</form>
{% endif %}
{% for object in object_list %}
  <div>{{ object.title }}</div>
  <div><img src='/photo/image/{{ object.key }}/'></img></div>

{% endfor %}
</body>
</html>