move into __init__
This commit is contained in:
James Turk
parent
ee7a502851
commit
d3c00b08ca
@ -0,0 +1,116 @@
|
|||||||
|
from django.conf import settings
|
||||||
|
from django.http import HttpResponse
|
||||||
|
from django.utils.hashcompat import sha_constructor as sha1
|
||||||
|
from django.utils import simplejson as json
|
||||||
|
|
||||||
|
class LayarException(Exception):
|
||||||
|
def __init__(self, code, message):
|
||||||
|
self.code = code
|
||||||
|
self.message = message
|
||||||
|
|
||||||
|
class POI(object):
|
||||||
|
|
||||||
|
def __init__(self, id, lat, lon, title, actions=None, image_url=None,
|
||||||
|
line2=None, line3=None, line4=None, type=0, attribution=None):
|
||||||
|
self.id = str(id)
|
||||||
|
self.lat = lat
|
||||||
|
self.lon = lon
|
||||||
|
self.title = title # recommended max len 60
|
||||||
|
self.imageURL = image_url
|
||||||
|
self.line2 = line2 # recommended max len 35
|
||||||
|
self.line3 = line3
|
||||||
|
self.line4 = line4
|
||||||
|
self.type = type # must be 0..3
|
||||||
|
self.attribution = attribution # recommended max len 45
|
||||||
|
self.actions = actions
|
||||||
|
|
||||||
|
def to_dict(self):
|
||||||
|
d = dict(self.__dict__)
|
||||||
|
|
||||||
|
# do lat/long conversion
|
||||||
|
if isinstance(self.lat, float):
|
||||||
|
d['lat'] = int(self.lat*1000000)
|
||||||
|
if isinstance(self.lon, float):
|
||||||
|
d['lon'] = int(self.lon*1000000)
|
||||||
|
|
||||||
|
# convert actions dictionary into expected format
|
||||||
|
if self.actions:
|
||||||
|
d['actions'] = [{'label':k, 'uri':v} for k,v in self.actions.iteritems()]
|
||||||
|
else:
|
||||||
|
d['actions'] = []
|
||||||
|
|
||||||
|
return d
|
||||||
|
|
||||||
|
class LayarView(object):
|
||||||
|
|
||||||
|
results_per_page = 15
|
||||||
|
max_results = 50
|
||||||
|
verify_hash = True
|
||||||
|
|
||||||
|
def __init__(self):
|
||||||
|
self.developer_key = settings.LAYAR_DEVELOPER_KEY
|
||||||
|
|
||||||
|
def __call__(self, request):
|
||||||
|
user_id = request.GET['userId']
|
||||||
|
developer_id = request.GET['developerId']
|
||||||
|
developer_hash = request.GET['developerHash']
|
||||||
|
timestamp = request.GET['timestamp']
|
||||||
|
layer_name = request.GET['layerName']
|
||||||
|
lat = float(request.GET['lat'])
|
||||||
|
lon = float(request.GET['lon'])
|
||||||
|
accuracy = int(request.GET['accuracy'])
|
||||||
|
radius = int(request.GET['radius'])
|
||||||
|
radio_option = request.GET.get('RADIOLIST')
|
||||||
|
search = request.GET.get('SEARCHBOX')
|
||||||
|
slider = request.GET.get('CUSTOM_SLIDER')
|
||||||
|
page = int(request.GET.get('pageKey', 0))
|
||||||
|
|
||||||
|
layar_response = dict(hotspots=[], layer=layer_name, errorCode=0,
|
||||||
|
errorString='ok', nextPageKey=None, morePages=False)
|
||||||
|
|
||||||
|
try:
|
||||||
|
|
||||||
|
# verify hash
|
||||||
|
if self.verify_hash:
|
||||||
|
key = self.developer_key + timestamp
|
||||||
|
if sha1(key).hexdigest() != developer_hash:
|
||||||
|
raise LayarException(20, 'Bad developerHash')
|
||||||
|
|
||||||
|
# get ``max_results`` items from queryset
|
||||||
|
try:
|
||||||
|
qs_func = getattr(self, 'get_%s_queryset' % layer_name)
|
||||||
|
except AttributeError:
|
||||||
|
raise LayarException(21, 'no such layer: %s' % layer_name)
|
||||||
|
|
||||||
|
qs = qs_func(latitude=lat, longitude=lon, radius=radius,
|
||||||
|
radio_option=radio_option, search_query=search,
|
||||||
|
slider_value=slider)[:self.max_results]
|
||||||
|
|
||||||
|
# do pagination if results_per_page is set
|
||||||
|
if self.results_per_page:
|
||||||
|
start_index = self.results_per_page * page
|
||||||
|
end_index = start_index + self.results_per_page
|
||||||
|
|
||||||
|
# if there are more pages, indicate that in response
|
||||||
|
if end_index < qs.count()-1:
|
||||||
|
layar_response['morePages'] = True
|
||||||
|
layar_response['nextPageKey'] = str(page+1)
|
||||||
|
|
||||||
|
qs = qs[start_index:end_index]
|
||||||
|
|
||||||
|
# convert queryset into POIs
|
||||||
|
try:
|
||||||
|
poi_func = getattr(self, 'poi_from_%s_item' % layer_name)
|
||||||
|
except AttributeError:
|
||||||
|
raise LayarException(21, 'no such layer: %s' % layer_name)
|
||||||
|
|
||||||
|
pois = [poi_func(item) for item in qs]
|
||||||
|
layar_response['hotspots'] = [poi.to_dict() for poi in pois]
|
||||||
|
|
||||||
|
except LayarException, e:
|
||||||
|
layar_response['errorCode'] = e.code
|
||||||
|
layar_response['errorString'] = e.message
|
||||||
|
|
||||||
|
content = json.dumps(layar_response)
|
||||||
|
return HttpResponse(content,
|
||||||
|
content_type='application/javascript; charset=utf-8')
|
||||||
116
layar/views.py
116
layar/views.py
@ -1,116 +0,0 @@
|
|||||||
from django.conf import settings
|
|
||||||
from django.http import HttpResponse
|
|
||||||
from django.utils.hashcompat import sha_constructor as sha1
|
|
||||||
from django.utils import simplejson as json
|
|
||||||
|
|
||||||
class LayarException(Exception):
|
|
||||||
def __init__(self, code, message):
|
|
||||||
self.code = code
|
|
||||||
self.message = message
|
|
||||||
|
|
||||||
class POI(object):
|
|
||||||
|
|
||||||
def __init__(self, id, lat, lon, title, actions=None, image_url=None,
|
|
||||||
line2=None, line3=None, line4=None, type=0, attribution=None):
|
|
||||||
self.id = str(id)
|
|
||||||
self.lat = lat
|
|
||||||
self.lon = lon
|
|
||||||
self.title = title # recommended max len 60
|
|
||||||
self.imageURL = image_url
|
|
||||||
self.line2 = line2 # recommended max len 35
|
|
||||||
self.line3 = line3
|
|
||||||
self.line4 = line4
|
|
||||||
self.type = type # must be 0..3
|
|
||||||
self.attribution = attribution # recommended max len 45
|
|
||||||
self.actions = actions
|
|
||||||
|
|
||||||
def to_dict(self):
|
|
||||||
d = dict(self.__dict__)
|
|
||||||
|
|
||||||
# do lat/long conversion
|
|
||||||
if isinstance(self.lat, float):
|
|
||||||
d['lat'] = int(self.lat*1000000)
|
|
||||||
if isinstance(self.lon, float):
|
|
||||||
d['lon'] = int(self.lon*1000000)
|
|
||||||
|
|
||||||
# convert actions dictionary into expected format
|
|
||||||
if self.actions:
|
|
||||||
d['actions'] = [{'label':k, 'uri':v} for k,v in self.actions.iteritems()]
|
|
||||||
else:
|
|
||||||
d['actions'] = []
|
|
||||||
|
|
||||||
return d
|
|
||||||
|
|
||||||
class LayarView(object):
|
|
||||||
|
|
||||||
results_per_page = 15
|
|
||||||
max_results = 50
|
|
||||||
verify_hash = True
|
|
||||||
|
|
||||||
def __init__(self):
|
|
||||||
self.developer_key = settings.LAYAR_DEVELOPER_KEY
|
|
||||||
|
|
||||||
def __call__(self, request):
|
|
||||||
user_id = request.GET['userId']
|
|
||||||
developer_id = request.GET['developerId']
|
|
||||||
developer_hash = request.GET['developerHash']
|
|
||||||
timestamp = request.GET['timestamp']
|
|
||||||
layer_name = request.GET['layerName']
|
|
||||||
lat = float(request.GET['lat'])
|
|
||||||
lon = float(request.GET['lon'])
|
|
||||||
accuracy = int(request.GET['accuracy'])
|
|
||||||
radius = int(request.GET['radius'])
|
|
||||||
radio_option = request.GET.get('RADIOLIST')
|
|
||||||
search = request.GET.get('SEARCHBOX')
|
|
||||||
slider = request.GET.get('CUSTOM_SLIDER')
|
|
||||||
page = int(request.GET.get('pageKey', 0))
|
|
||||||
|
|
||||||
layar_response = dict(hotspots=[], layer=layer_name, errorCode=0,
|
|
||||||
errorString='ok', nextPageKey=None, morePages=False)
|
|
||||||
|
|
||||||
try:
|
|
||||||
|
|
||||||
# verify hash
|
|
||||||
if self.verify_hash:
|
|
||||||
key = self.developer_key + timestamp
|
|
||||||
if sha1(key).hexdigest() != developer_hash:
|
|
||||||
raise LayarException(20, 'Bad developerHash')
|
|
||||||
|
|
||||||
# get ``max_results`` items from queryset
|
|
||||||
try:
|
|
||||||
qs_func = getattr(self, 'get_%s_queryset' % layer_name)
|
|
||||||
except AttributeError:
|
|
||||||
raise LayarException(21, 'no such layer: %s' % layer_name)
|
|
||||||
|
|
||||||
qs = qs_func(latitude=lat, longitude=lon, radius=radius,
|
|
||||||
radio_option=radio_option, search_query=search,
|
|
||||||
slider_value=slider)[:self.max_results]
|
|
||||||
|
|
||||||
# do pagination if results_per_page is set
|
|
||||||
if self.results_per_page:
|
|
||||||
start_index = self.results_per_page * page
|
|
||||||
end_index = start_index + self.results_per_page
|
|
||||||
|
|
||||||
# if there are more pages, indicate that in response
|
|
||||||
if end_index < qs.count()-1:
|
|
||||||
layar_response['morePages'] = True
|
|
||||||
layar_response['nextPageKey'] = str(page+1)
|
|
||||||
|
|
||||||
qs = qs[start_index:end_index]
|
|
||||||
|
|
||||||
# convert queryset into POIs
|
|
||||||
try:
|
|
||||||
poi_func = getattr(self, 'poi_from_%s_item' % layer_name)
|
|
||||||
except AttributeError:
|
|
||||||
raise LayarException(21, 'no such layer: %s' % layer_name)
|
|
||||||
|
|
||||||
pois = [poi_func(item) for item in qs]
|
|
||||||
layar_response['hotspots'] = [poi.to_dict() for poi in pois]
|
|
||||||
|
|
||||||
except LayarException, e:
|
|
||||||
layar_response['errorCode'] = e.code
|
|
||||||
layar_response['errorString'] = e.message
|
|
||||||
|
|
||||||
content = json.dumps(layar_response)
|
|
||||||
return HttpResponse(content,
|
|
||||||
content_type='application/javascript; charset=utf-8')
|
|
||||||
Loading…
Reference in New Issue
Block a user