class FS(View):
pagination_by = 18
page_sign = 'page'
path_sign = 'path'
format_sign = 'format'
def get_fs(self):
self.model = FsUrlModel()
self.model.into(self.path)
return self.model
def get_context_data(self, **kwargs):
fs = self.get_fs()
paginator = Paginator(fs.dir_url, self.pagination_by)
page = paginator.page(self.page)
return dict(dir=page.object_list, page=page, back_path=fs.back_path)
def get_arg(self, request, sign, kwargs, to_type=None, default=None):
arg = kwargs.get(sign, None) or request.GET.get(sign, None)
if to_type and not isinstance(arg, to_type) and arg:
arg = to_type(arg)
return arg or default
def get_args(self, request, *args, **kwargs):
self.page = self.get_arg(request, self.page_sign, kwargs, to_type=int, default=1)
self.path = self.get_arg(request, self.path_sign, kwargs, default="")
self.format = self.get_arg(request, self.format_sign, kwargs, default="html")
def page_to_dict(self, page):
next_page = page.has_next() and page.next_page_number() or False
previous_page = page.has_previous() and page.previous_page_number() or False
current = page.number
total = page.paginator.num_pages
return dict(next=next_page, previous=previous_page, current=current, all=total)
def render_to_json(self):
context = self.get_context_data()
context['dir'] = map(lambda i: i.to_dict(), context['dir'])
context['page'] = self.page_to_dict(context['page'])
return HttpResponse(dumps(context),
content_type='application/json')
def ishtml(self):
return self.format == "html"
def get(self, request, *args, **kwargs):
self.get_args(request, *args, **kwargs)
return self.render_to_json()
def get_fs(self):
self.model = FsUrlModel()
self.model.into(self.path)
return self.model