forked from rc/aircox
clean up a bit
This commit is contained in:
bkfox
311
cms/views.py
311
cms/views.py
@ -1,17 +1,8 @@
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import re
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from django.templatetags.static import static
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from django.shortcuts import render
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from django.template.loader import render_to_string
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from django.views.generic import ListView, DetailView
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from django.views.generic.base import View, TemplateResponseMixin
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from django.core.paginator import Paginator
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from django.core import serializers
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from django.views.generic.base import View
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from django.utils.translation import ugettext as _, ugettext_lazy
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from django.utils.html import escape
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import aircox.cms.routes as routes
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import aircox.cms.utils as utils
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class PostBaseView:
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@ -46,43 +37,26 @@ class PostBaseView:
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class PostListView(PostBaseView, ListView):
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"""
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List view for posts and children
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List view for posts and children.
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Request.GET params:
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* embed: view is embedded, render only the list
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* exclude: exclude item of the given id
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* order: 'desc' or 'asc'
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* fields: fields to render
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* page: page number
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"""
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class Query:
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"""
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Request availables parameters
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"""
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embed = False # view is embedded (only the list is shown)
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exclude = None # exclude item of this id
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order = 'desc' # order of the list when query
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fields = None # fields to show
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page = 1 # page number
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q = None # query search
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def __init__(self, query):
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if query:
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self.update(query)
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def update(self, query):
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my_class = self.__class__
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if type(query) is my_class:
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self.__dict__.update(query.__dict__)
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return
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self.__dict__.update(query)
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template_name = 'aircox/cms/list.html'
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allow_empty = True
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paginate_by = 50
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model = None
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route = None
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query = None
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fields = [ 'date', 'time', 'image', 'title', 'content' ]
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icon_size = '64x64'
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def __init__(self, *args, **kwargs):
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super().__init__(*args, **kwargs)
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self.query = PostListView.Query(self.query)
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def dispatch(self, request, *args, **kwargs):
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self.route = self.kwargs.get('route') or self.route
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@ -94,23 +68,22 @@ class PostListView(PostBaseView, ListView):
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**self.kwargs)
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else:
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qs = self.queryset or self.model.objects.all()
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query = self.query
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query.update(self.request.GET)
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if query.exclude:
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qs = qs.exclude(id = int(exclude))
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query = self.request.GET
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if query.get('exclude'):
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qs = qs.exclude(id = int(query['exclude']))
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if query.embed:
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if query.get('embed'):
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self.embed = True
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if query.order == 'asc':
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if query.get('order') == 'asc':
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qs.order_by('date', 'id')
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else:
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qs.order_by('-date', '-id')
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if query.fields:
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if query.get('fields'):
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self.fields = [
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field for field in query.fields
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field for field in query.get('fields')
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if field in self.__class__.fields
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]
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@ -134,14 +107,16 @@ class PostListView(PostBaseView, ListView):
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def get_url(self):
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if self.route:
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return utils.get_urls(self.website, self.route,
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self.model, self.kwargs)
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return self.model(self.route, self.kwargs)
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return ''
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class PostDetailView(DetailView, PostBaseView):
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"""
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Detail view for posts and children
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Request.GET params:
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* embed: view is embedded, only render the content
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"""
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template_name = 'aircox/cms/detail.html'
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@ -149,12 +124,11 @@ class PostDetailView(DetailView, PostBaseView):
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def __init__(self, sections = None, *args, **kwargs):
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super().__init__(*args, **kwargs)
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self.sections = sections or []
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self.sections = Sections(sections = sections)
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def get_queryset(self):
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if self.request.GET.get('embed'):
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self.embed = True
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if self.model:
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return super().get_queryset().filter(published = True)
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return []
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@ -169,237 +143,52 @@ class PostDetailView(DetailView, PostBaseView):
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def get_context_data(self, **kwargs):
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context = super().get_context_data(**kwargs)
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context.update(self.get_base_context())
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context.update({
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'sections': [
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section.get(self.request, website = self.website, **kwargs)
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for section in self.sections
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]
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})
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context['content'] = self.sections.get(request, object = self.object,
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**kwargs)
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return context
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class Menu(View):
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template_name = 'aircox/cms/menu.html'
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name = ''
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tag = 'nav'
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enabled = True
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class Sections(View):
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template_name = 'aircox/cms/content_object.html'
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tag = 'div'
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classes = ''
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position = '' # top, left, bottom, right, header, footer, page_top, page_bottom
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attrs = ''
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sections = None
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def __init__(self, *args, **kwargs):
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def __init__ (self, *args, **kwargs):
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super().__init__(*args, **kwargs)
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self.name = self.name or ('menu_' + self.position)
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self.classes += ' sections'
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def get_context_data(self, **kwargs):
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def get_context_data(self, request, object = None, **kwargs):
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return {
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'name': self.name,
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'tag': self.tag,
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'classes': self.classes,
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'position': self.position,
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'sections': [
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section.get(self.request, website = self.website,
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object = None, **kwargs)
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for section in self.sections
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]
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}
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def get(self, request, website, **kwargs):
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self.request = request
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self.website = website
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context = self.get_context_data(**kwargs)
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return render_to_string(self.template_name, context)
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class BaseSection(View):
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"""
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Base class for sections. Sections are view that can be used in detail view
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in order to have extra content about a post, or in menus.
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"""
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template_name = 'aircox/cms/base_section.html'
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kwargs = None # kwargs argument passed to get
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tag = 'div' # container tags
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classes = '' # container classes
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attrs = '' # container extra attributes
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content = '' # content
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visible = True # if false renders an empty string
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def get_context_data(self):
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return {
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'view': self,
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'tag': self.tag,
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'classes': self.classes,
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'attrs': self.attrs,
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'visible': self.visible,
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'content': self.content,
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'content': ''.join([
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section.get(request, object = object, **kwargs)
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for section in self.sections or []
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])
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}
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def get(self, request, website, **kwargs):
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self.request = request
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self.website = website
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self.kwargs = kwargs
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context = self.get_context_data()
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# get_context_data may call extra function that can change visibility
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if self.visible:
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return render_to_string(self.template_name, context)
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return ''
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class Section(BaseSection):
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"""
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A Section that can be related to an object.
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"""
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template_name = 'aircox/cms/section.html'
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object = None
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object_required = False
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title = ''
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header = ''
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footer = ''
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def get_context_data(self):
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context = super().get_context_data()
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context.update({
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'title': self.title,
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'header': self.header,
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'footer': self.footer,
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})
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return context
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def get(self, request, object = None, **kwargs):
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self.object = object or self.object
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if self.object_required and not self.object:
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raise ValueError('object is required by this Section but not given')
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return super().get(request, **kwargs)
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self.request = request
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context = self.get_context_data(request, object, **kwargs)
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return render_to_string(self.template_name, context)
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class Sections:
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class Image(BaseSection):
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"""
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Render an image with the given relative url.
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"""
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url = None
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class Menu(Sections):
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name = ''
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tag = 'nav'
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enabled = True
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position = '' # top, left, bottom, right, header, footer, page_top, page_bottom
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@property
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def content(self):
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return '<img src="{}">'.format(
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static(self.url),
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)
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class PostContent(Section):
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"""
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Render the content of the Post (format the text a bit and escape HTML
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tags).
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"""
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@property
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def content(self):
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content = escape(self.object.content)
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content = re.sub(r'(^|\n\n)((\n?[^\n])+)', r'<p>\2</p>', content)
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content = re.sub(r'\n', r'<br>', content)
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return content
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class PostImage(Section):
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"""
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Render the image of the Post
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"""
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@property
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def content(self):
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if not self.object.image:
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return ''
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return '<img src="{}" class="post_image">'.format(
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self.object.image.url
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)
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class List(Section):
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"""
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Section to render list. The context item 'object_list' is used as list of
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items to render.
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"""
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class Item:
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icon = None
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title = None
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text = None
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url = None
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css = None
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def __init__(self, icon, title = None, text = None, url = None, css = None):
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self.icon = icon
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self.title = title
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self.text = text
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self.css = css
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hide_empty = False # hides the section if the list is empty
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use_icons = True # print icons
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paginate_by = 0 # number of items
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icon_size = '32x32' # icons size
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template_name = 'aircox/cms/section_list.html'
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def get_object_list(self):
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return []
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def get_context_data(self, **kwargs):
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object_list = self.get_object_list()
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self.visibility = True
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if not object_list and self.hide_empty:
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self.visibility = False
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context = super().get_context_data(**kwargs)
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context.update({
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'classes': context.get('classes') + ' section_list',
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'icon_size': self.icon_size,
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'object_list': object_list,
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'paginate_by': self.paginate_by,
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})
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return context
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class Urls(List):
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"""
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Render a list of urls of targets that are Posts
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"""
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classes = 'section_urls'
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targets = None
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def get_object_list(self):
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return [
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List.Item(
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target.image or None,
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target.title,
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url = target.detail_url(),
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)
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for target in self.targets
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]
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class Posts(PostBaseView, Section):
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"""
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Render a list using PostListView's template.
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"""
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embed = True
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paginate_by = 5
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icon_size = '64x64'
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fields = [ 'date', 'time', 'image', 'title', 'content' ]
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def get_url(self):
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return ''
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def get_object_list(self):
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return []
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def render_list(self):
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self.embed = True
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context = self.get_base_context(**self.kwargs)
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context.update({
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'object_list': self.get_object_list(),
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'embed': True,
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'paginate_by': self.paginate_by,
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})
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return render_to_string(PostListView.template_name, context)
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def get_context_data(self, **kwargs):
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context = super().get_context_data(**kwargs)
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context['content'] = self.render_list()
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return context
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def __init__(self, *args, **kwargs):
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super().__init__(*args, **kwargs)
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self.classes += ' menu menu_{}'.format(self.name or self.position)
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if not self.attrs:
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self.attrs = {}
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if self.name:
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self.attrs['name'] = self.name
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self.attrs['id'] = self.name
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