def handle_upload(self):
results = []
blob_keys = []
for name, fieldStorage in self.request.POST.items():
if type(fieldStorage) is unicode:
continue
result = {}
result['name'] = re.sub(
r'^.*\\',
'',
fieldStorage.filename
)
result['type'] = fieldStorage.type
result['size'] = self.get_file_size(fieldStorage.file)
if self.validate(result):
blob_key = str(
self.write_blob(fieldStorage.value, result)
)
blob_keys.append(blob_key)
#use the images API to get a permanent serving URL if the file is an image
results.append(result)
streamId = self.request.get('streamId')
loc = (self.request.get('lat'), self.request.get('lon'))
stream = cStream.query(cStream.streamId == int(streamId)).get()
if stream:
for key in blob_keys:
blobKey = blobstore.BlobKey(str(key))
imageId = stream.getNextImageId()
cImage.addImage(stream.streamId, imageId, blobKey, loc)
stream.images.insert(0,imageId)
stream.put()
return results
def post(self):
result = []
for image in cImage.query():
stream = cStream.query(cStream.streamId == image.streamId).get()
if (stream):
url = images.get_serving_url(image.blobKey)
result.append({'streamId': image.streamId, 'streamname': stream.streamName, 'url': url, 'lat': image.lat, 'lon': image.lon})
self.response.write(json.dumps(result))
def get(self):
logging.info("MapDate")
result = []
for image in cImage.query():
lon_offset = random.uniform(0, 0.000378075)
lat_offset = random.uniform(0, 0.00077784061)
result.append({'img': images.get_serving_url(image.blobKey), 'lat': image.lat + lat_offset, 'lon': image.lon + lon_offset, 'timestamp': ",".join((str(image.creationDate.month), str(image.creationDate.day), str(image.creationDate.year)))})
logging.info({'imageList': result})
self.response.write(self.request.get("callback") + "(" + json.dumps({'imageList': result}) + ")")
def post(self):
#which takes a stream id and a page range and returns a
#list of URLs to images, and a page range
streamId = self.request.get('streamId')
startPage = int(self.request.get('start_page'))
endPage = int(self.request.get('end_page'))
BlobKeyList = []
result = cStream.query(cStream.streamId == int(streamId))
stream = result.get()
logging.info("in viewstream")
imageURLs = []
if stream:
i = 0
cStream.addViewToStream(int(streamId))
for x in range(0,len(stream.images)):
if i >= startPage and i < endPage:
image = cImage.query(cImage.imageId == stream.images[x]).get()
imageURLs.append(images.get_serving_url(image.blobKey))
logging.info(images.get_serving_url(image.blobKey))
i = i + 1
self.response.write(json.dumps({'blob_key_list': imageURLs, 'start_page': startPage, 'end_page': endPage, 'stream_size': len(stream.images)}))
