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function getRestaurants(query) { $.post("/getRestaurant/",query,function(data) { /* do stuff with data */ },"json" ); }
views.py
def getRestaurant(request): results = Restaurant.objects.all() paginator = Paginator(restaurants,5) # Make sure page request is an int. If not,deliver first page. try: page = int(request.POST.get('page','1')) except ValueError: page = 1 # If page request (9999) is out of range,deliver last page of results. try: results = paginator.page(pagE) except (EmptyPage,InvalidPagE): results = paginator.page(paginator.num_pages) data=serializers.serialize("json",results.object_list) #I'd like to serialize the whole results object return httpResponse(data)
from django.core import serializers from django.core.paginator import Paginator,InvalidPage,EmptyPage from django.core.serializers.json import DjangoJSONEncoder from django.http import httpResponse from django.utils import simplejson from types import MethodType from mysite.tasks.models import Task PER_PAGE = 20 def list(request): """ Return a paginated JSON object. """ paginator = Paginator(tasks.objects.all(),PER_PAGE) try: page = int(request.GET.get('page',deliver last page of results. try: pagetasks = paginator.page(pagE) except (EmptyPage,InvalidPagE): pagetasks = paginator.page(paginator.num_pages) # Dump the Page attributes we want to a Dictionary serializedpage = {} wanted = ("end_index","has_next","has_other_pages","has_prevIoUs","next_page_number","number","start_index","prevIoUs_page_number") for attr in wanted: v = getattr(tasks,attr) if isinstance(v,MethodTypE): serializedpage[attr] = v() elif isinstance(v,(str,int)): serializedpage[attr] = v # serialise the queryset to plain Python objects # and add them to the serialized page Dictionary pythonserializer = serializers.get_serializer("python")() serializedpage["object_list"] = pythonserializer.serialize(pagetasks.object_list,fields=('task_id','task_data')) # Dump it as JSON using the Django encoder response = httpResponse(mimetype="application/json") simplejson.dump(serializedpage,response,cls=DjangoJSONEncoder) return response
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