moved image guestbook, added basic image example

Author: thesandlord

appengine/images/api/README.md

@@ -0,0 +1,13 @@
+## Images Guestbook Sample
+
+This is a sample app for Google App Engine that demonstrates the [Images Python
+API](https://cloud.google.com/appengine/docs/python/images/usingimages).
+
+<!-- auto-doc-link -->
+These samples are used on the following documentation page:
+
+> https://cloud.google.com/appengine/docs/python/images/
+
+<!-- end-auto-doc-link -->
+
+Refer to the [App Engine Samples README](../../README.md) for information on how to run and deploy this sample.

appengine/images/api/app.yaml

@@ -0,0 +1,8 @@
+runtime: python27
+api_version: 1
+threadsafe: yes
+
+handlers:
+
+- url: .*
+  script: main.app

appengine/images/favicon.ico renamed to appengine/images/api/favicon.ico

@@ -0,0 +1,56 @@
+# Copyright 2015 Google Inc. All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""
+Sample application that demonstrates how to use the App Engine Images API.
+
+For more information, see README.md.
+"""
+
+# [START all]
+# [START thumbnailer]
+from google.appengine.api import images
+from google.appengine.ext import ndb
+
+import webapp2
+
+
+class Photo(ndb.Model):
+    title = ndb.StringProperty()
+    full_size_image = ndb.BlobProperty()
+
+
+class Thumbnailer(webapp2.RequestHandler):
+    def get(self):
+        if self.request.get("id"):
+            photo = Photo.get_by_id(int(self.request.get("id")))
+
+            if photo:
+                img = images.Image(photo.full_size_image)
+                img.resize(width=80, height=100)
+                img.im_feeling_lucky()
+                thumbnail = img.execute_transforms(output_encoding=images.JPEG)
+
+                self.response.headers['Content-Type'] = 'image/jpeg'
+                self.response.out.write(thumbnail)
+                return
+
+        # Either "id" wasn't provided, or there was no image with that ID
+        # in the datastore.
+        self.error(404)
+# [END thumbnailer]
+
+
+app = webapp2.WSGIApplication([('/img', Thumbnailer)], debug=True)
+# [END all]

appengine/images/api/main.py

@@ -0,0 +1,50 @@
+# Copyright 2015 Google Inc. All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import main
+import pytest
+import mock
+import webtest
+
+
+@pytest.fixture
+def app(testbed):
+    return webtest.TestApp(main.app)
+
+
+def test_img(app):
+    with mock.patch('main.images') as mock_images:
+        mock_images.resize.return_value = 'asdf'
+        mock_images.im_feeling_lucky.return_value = 'gsdf'
+        photo = main.Photo(
+            id=234
+        )
+        photo.title='asdf'
+        photo.full_size_image=b'123'
+        photo.put()
+        print photo.key.id()
+
+        response = app.get('/img?id=%s' % photo.key.id())
+
+        assert response.status_int == 200
+
+
+def test_img_missing(app):
+    # Bogus image id, should get error
+    app.get('/img?id=123', status=404)
+
+
+def test_no_img_id(app):
+    # Bogus image id, should get error
+    app.get('/img', status=404)

appengine/images/api/main_test.py

@@ -10,4 +10,4 @@ These samples are used on the following documentation page:
 
 <!-- end-auto-doc-link -->
 
-Refer to the [App Engine Samples README](../README.md) for information on how to run and deploy this sample.
+Refer to the [App Engine Samples README](../../README.md) for information on how to run and deploy this sample.

appengine/images/app.yaml

@@ -0,0 +1,8 @@
+runtime: python27
+api_version: 1
+threadsafe: yes
+
+handlers:
+
+- url: .*
+  script: main.app