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