def HandleGetStoriesRequest(request):
# Don't accept non-GET requests
if (request.method != 'GET'):
http_bad_response = HttpResponseBadRequest()
http_bad_response['Content-Type'] = 'text/plain'
http_bad_response.content = 'Only GET requests are permitted for this resource\n'
return http_bad_response
# Retrieve information from the request
requestData = json.loads(request.body)
category = requestData['story_cat']
region = requestData['story_region']
date = requestData['story_date']
# Get the total story list to begin with
stories = Story.objects.all()
# Now we check if there's something other than the default values to filter by
if (category != '*'):
stories = stories.filter(category=category)
if (region != '*'):
stories = stories.filter(region=region)
if (date != '*'):
stories = stories.filter(date__gte=date)
# Check that stories still has some data
if stories is not None:
jsonList = []
# Iterate through the story list as a dict
for record in stories.values():
# We need to get the author name first
author_id = record['author_id']
authorName = Author.objects.get(id=author_id).name
# Withdraw the information and add to the JSON list
item = {
'key': record['id'],
'headline': record['headline'],
'story_cat': record['category'],
'story_region': record['region'],
'author': authorName,
'story_date': record['date'],
'story_details': record['details']
}
jsonList.append(item)
payload = {'stories': jsonList}
http_response = JsonResponse(payload) #json.dumps(payload)
http_response.status_code = 200
http_response.reason_phrase = 'OK'
http_response['Content-Type'] = 'application/json'
return http_response
else:
http_response = HttpResponse()
http_response.status_code = 404
http_response.reason_phrase = 'Not Found'
http_response['Content-Type'] = 'text/plain'
http_response.content = 'No stories match this filter'
return http_response
def compressResult(result):
#response = HttpResponse(result,mimetype="application/json")
response = JsonResponse(result, safe=False)
#response['Access-Control-Allow-Origin'] = '*'
compressed_content = compress_string(response.content)
if len(compressed_content) >= len(response.content):
return response
response.content = compressed_content
response['Content-Length'] = str(len(response.content))
response['Content-Encoding'] = 'gzip'
return response
def compressResult(result):
#response = HttpResponse(result,mimetype="application/json")
response = JsonResponse(result,safe=False)
#response['Access-Control-Allow-Origin'] = '*'
compressed_content = compress_string(response.content)
if len(compressed_content) >= len(response.content):
return response
response.content = compressed_content
response['Content-Length'] = str(len(response.content))
response['Content-Encoding'] = 'gzip'
return response
def new(cls, *, code: int, message: str, **kwargs):
""" return a new Json Response """
resp = JsonResponse({})
resp.status_code = code
payload = dict({'message': message})
for (key, value) in kwargs.items():
payload[key] = value
resp.content = json.dumps(payload)
return resp
def Respond(cls, *, status: int, message: str, **kwargs):
data = dict({
'message': message
})
for (key, value) in kwargs.items():
data[key] = value
resp = JsonResponse({})
resp.status_code = status
resp.content = dumps(data)
return resp
def process_view(self, request, view_func, args, kwargs):
# check for any app-wide blocks
if request.method != 'GET':
# allow any actions under /admin
if ALLOWED_ALWAYS_NON_GET_URLS.search(request.path):
return
block_msg = check_blocks(raise_error=False, error_message='Unable to process request.')
if block_msg is not False:
# 1. request is ajax
# 2. content type is json
# 3. any api request (except /api/app/ or /api/version/ - mostly this check is for
# apps.project.api.v1.ProjectViewSet.send_clusters_to_project which receives form data
if request.is_ajax() or request.META['CONTENT_TYPE'] == 'application/json' or re.search(r'^/api/v\d', request.path):
response = JsonResponse({'detail': block_msg}, status=403)
else:
response = HttpResponseForbidden()
response.content = render(request, '403.html', context={'message': block_msg})
return response
def json_tags_starting_with(request, callback=None):
# Callback for JSONP
prefix = request.GET.get('q', '')
callback = request.GET.get('callback', '')
# Prefix must have at least 2 characters
if len(prefix) < 2:
return HttpResponse('')
tags_list = []
for tag in _tags_starting_with(prefix, request.user):
if not tag.name in tags_list:
tags_list.append(tag.name)
if request.GET.get('mozhint', ''):
result = [prefix, tags_list]
else:
result = {"matches": tags_list}
response = JsonResponse(result, safe=False)
if callback:
response.content = callback + "(" + response.content + ");"
return response
def json_tags_starting_with(request, callback=None):
# Callback for JSONP
prefix = request.GET.get('q', '')
callback = request.GET.get('callback', '')
# Prefix must have at least 2 characters
if len(prefix) < 2:
return HttpResponse('')
tags_list = []
for tag in _tags_starting_with(prefix, request.user):
if tag.name not in tags_list:
tags_list.append(tag.name)
if request.GET.get('mozhint', ''):
result = [prefix, tags_list]
else:
result = {"matches": tags_list}
response = JsonResponse(result, safe=False)
if callback:
response.content = callback + "(" + response.content + ");"
return response
def lazy_endpoint(request):
data = {"tags": []}
response = JsonResponse(data)
if request.method == "POST" and request.body:
try:
payload = json.loads(request.body)
except json.JSONDecodeError:
return HttpResponseBadRequest()
consent = payload.get("consent", None)
request.path = payload.get("pathname", request.path)
request.META["QUERY_STRING"] = payload.get("search", "")
strategy = TagStrategy(request, consent)
for cookie_name, value in strategy.cookies.items():
set_cookie(response, cookie_name, value)
for tag in strategy.result:
element = tag.get("element")
for content in element.contents:
if content.name:
data["tags"].append({
"name":
content.name,
"attributes":
getattr(content, "attrs", {}),
"string":
content.string,
})
response.content = json.dumps(data)
return response
return HttpResponseBadRequest()
def data_json_response(list_of_objects):
data = serializers.serialize("json", list_of_objects)
response = JsonResponse(data, safe = False)
response.content = ("{\"response\" : \"success\", \"data\" : ").encode('utf-8') + (str(response.content[1:-1], 'utf-8').replace("\\","")).encode('utf-8') + "}".encode('utf-8')
return response
