115 lines
3.9 KiB
Python
Executable File
115 lines
3.9 KiB
Python
Executable File
from tastypie.models import ApiKey
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from django.contrib import auth
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from django.contrib.auth.models import User
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from django.contrib.sites.models import Site
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from django.db.models import Q
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from django.shortcuts import render_to_response, get_object_or_404
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from django.template import RequestContext
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from django.views.generic.base import View, TemplateView
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from django.http import (
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HttpResponse,
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HttpResponseNotFound
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)
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import regluit.core.isbn
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from regluit.api import opds
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from regluit.core import models
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def isbn(request,isbn):
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if len(isbn)==10:
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isbn=regluit.core.isbn.convert_10_to_13(isbn)
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try:
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edition = models.Identifier.objects.get( Q(type = 'isbn', value = isbn)).edition
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editions = [edition]
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except models.Identifier.DoesNotExist:
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editions = []
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return render_to_response('isbn.html',
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{'isbn':isbn, 'editions':editions},
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context_instance=RequestContext(request)
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)
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def editions(request):
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editions = models.Edition.objects.all()
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return render_to_response('editions.html',
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{'editions':editions},
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context_instance=RequestContext(request)
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)
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def widget(request,isbn):
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"""
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supply info for book panel
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"""
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if len(isbn)==10:
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isbn = regluit.core.isbn.convert_10_to_13(isbn)
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try:
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identifier = models.Identifier.objects.get( Q( type = 'isbn', value = isbn ))
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work = identifier.work
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edition = identifier.edition
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except models.Identifier.DoesNotExist:
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return render_to_response('widget.html',
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{'isbn':isbn,'edition':None, 'work':None, 'campaign':None,},
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context_instance=RequestContext(request)
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)
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return render_to_response('widget.html',
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{'isbn':isbn,'edition':edition, 'work':work, 'campaign':work.last_campaign(), },
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context_instance=RequestContext(request)
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)
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class ApiHelpView(TemplateView):
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template_name = "api_help.html"
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def get_context_data(self, **kwargs):
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context = super(ApiHelpView, self).get_context_data(**kwargs)
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# base_url passed in to allow us to write absolute URLs for this site
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base_url = self.request.build_absolute_uri("/")[:-1]
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context["base_url"] = base_url
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# if user is logged in, pass in the user's API key
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u = auth.get_user(self.request)
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if u.is_authenticated():
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api_key = ApiKey.objects.filter(user=u)[0].key
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context['api_key'] = api_key
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# pass in a sample Campaign whose widget can be displayed
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campaigns = models.Campaign.objects.all()
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if len(campaigns):
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c = campaigns[0]
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isbn = c.work.first_isbn_13
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context["campaign"] = campaigns[0]
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context["campaign_isbn"] = isbn
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return context
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class OPDSNavigationView(TemplateView):
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# http://stackoverflow.com/a/6867976: secret to how to change content-type
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def render_to_response(self, context, **response_kwargs):
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response_kwargs['content_type'] = "application/atom+xml;profile=opds-catalog;kind=navigation"
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return super(TemplateView, self).render_to_response(context, **response_kwargs)
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def get_context_data(self, **kwargs):
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context = super(OPDSNavigationView, self).get_context_data(**kwargs)
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context["feeds"] = opds.feeds()
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return context
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class OPDSAcquisitionView(View):
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def get(self, request, *args, **kwargs):
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facet = kwargs.get('facet')
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page = request.GET.get('page', None)
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try:
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page = int(page)
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except:
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page = None
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if facet in opds.facets:
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facet_class = getattr(opds, facet)()
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return HttpResponse(facet_class.feed(page),
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content_type="application/atom+xml;profile=opds-catalog;kind=acquisition")
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else:
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return HttpResponseNotFound("invalid facet")
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