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redesign a bit view classes

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This commit is contained in:
bkfox
2016-06-13 04:25:17 +02:00
parent c3ae0e012c
commit 01c4280b72
10 changed files with 176 additions and 175 deletions
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7
cms/sections.py
View File

@ -79,7 +79,7 @@ class Section(Viewable, View):
* force_object: (can be persistent) related object
"""
template_name = 'aircox/cms/section.html'
template_name = 'aircox/cms/website.html'
tag = 'div'
name = ''
@ -132,6 +132,7 @@ class Section(Viewable, View):
'footer': self.footer,
'content': self.get_content(),
'object': self.object,
'embed': True,
}
def render(self, request, object=None, context_only=False, **kwargs):
@ -140,6 +141,7 @@ class Section(Viewable, View):
return context
if not context:
return ''
context['embed'] = True
return render_to_string(self.template_name, context, request=request)
@ -239,6 +241,7 @@ class List(Section):
* truncate: number of words to keep in content (0 = full content)
"""
template_name = 'aircox/cms/list.html'
base_template = 'aircox/cms/section.html'
object_list = None
url = None
@ -277,7 +280,7 @@ class List(Section):
context = super().get_context_data(request, object, *args, **kwargs)
context.update({
'base_template': 'aircox/cms/section.html',
'base_template': self.base_template,
'list': self,
'object_list': object_list[:self.paginate_by]
if object_list and self.paginate_by else

1
cms/templates/aircox/cms/detail.html
View File

@ -1,4 +1,5 @@
{% extends "aircox/cms/website.html" %}
{% load aircox_cms %}
{% block header %}

3
cms/templates/aircox/cms/list.html
View File

@ -1,11 +1,10 @@
{% extends base_template %}
{% extends "aircox/cms/website.html" %}
{% load i18n %}
{% load thumbnail %}
{% load aircox_cms %}
{% block content %}
<ul class="content">
{% for item in object_list %}

8
cms/templates/aircox/cms/section.html
View File

@ -1,8 +1,9 @@
{% if tag %}
<{{ tag }} {% if css_class %} class="{{ css_class }}" {% endif %}
{% for k, v in attrs.items %}
{{ k }} = "{{ v|addslashes }}"
{% endfor %} >
{% endif %}
{% block title %}
{% if title %}
@ -29,5 +30,8 @@
</footer>
{% endif %}
{% endblock %}
</{{ tag }}>
{% if tag %}
</{{ tag }}>
{% endif %}

22
cms/templates/aircox/cms/website.html
View File

@ -42,10 +42,11 @@
</ul>
{% endif %}
<main {% if css_class %} class="{{ css_class }}" {% endif %}
{% for k, v in attrs.items %}
{{ k }} = "{{ v|addslashes }}"
{% endfor %} >
{% endif %}
{% if tag %}
<{{ tag }} {% if css_class %} class="{{ css_class }}" {% endif %}
{% for k, v in attrs.items %}{{ k }} = "{{ v|addslashes }}"
{% endfor %}>
{% endif %}
{% block title %}
{% if title %}
@ -61,10 +62,9 @@
{% endif %}
{% endblock %}
<div class="content">
{% block content %}
{% endblock %}
</div>
{% block content %}
{{ content|safe }}
{% endblock %}
{% block footer %}
{% if footer %}
@ -73,10 +73,10 @@
</footer>
{% endif %}
{% endblock %}
{% if tag %}
</{{ tag }}>
{% endif %}
{% if not embed %}
</main>
{% if menus.right %}
{{ menus.right|safe }}
{% endif %}

146
cms/views.py
View File

@ -7,15 +7,23 @@ from django.contrib import messages
from django.http import Http404
import aircox.cms.sections as sections
import aircox.cms.sections as sections_
class PostBaseView:
class BaseView:
"""
Base class for views.
Render a page using given sections.
If sections is a list of sections, then render like a detail view;
If it is a single section, render it as website.html view;
# Request GET params:
* embed: view is embedded, render only the content of the view
"""
template_name = ''
"""it is set to "aircox/cms/detail.html" to render multiple sections"""
sections = None
"""sections used to render the page"""
website = None
"""website that uses the view"""
menus = None
@ -27,6 +35,16 @@ class PostBaseView:
css_class = '' # css classes for the HTML element of the content
"""css classes used for the HTML element containing the view"""
def __init__(self, sections = None, *args, **kwargs):
if hasattr(sections, '__iter__'):
self.sections = sections_.Sections(sections)
else:
self.sections = sections
super().__init__(*args, **kwargs)
def __is_single(self):
return not issubclass(type(self.sections), list)
def add_css_class(self, css_class):
"""
Add the given class to the current class list if not yet present.
@ -37,32 +55,54 @@ class PostBaseView:
else:
self.css_class = css_class
def get_base_context(self, **kwargs):
def get_context_data(self, **kwargs):
"""
Return a context with all attributes of this classe plus 'view' set
to self.
"""
context = {
key: getattr(self, key)
for key in PostBaseView.__dict__.keys()
if not key.startswith('__')
}
context = super().get_context_data(**kwargs)
# update from sections
if self.sections:
if self.__is_single():
self.template_name = self.sections.template_name
context.update(self.sections.get_context_data(
self.request, **self.kwargs
) or {})
else:
if not self.template_name:
self.template_name = 'aircox/cms/detail.html'
context.update({
'content': self.sections.render(self.request, **kwargs)
})
# then from me
context.update({
'website': self.website,
'view': self,
'title': self.title,
'tag': 'main',
'attrs': self.attrs,
'css_class': self.css_class,
})
if 'embed' not in self.request.GET:
object = self.object if hasattr(self, 'object') else None
if not kwargs.get('object'):
kwargs['object'] = self.object if hasattr(self, 'object') \
else None
if self.menus:
context['menus'] = {
k: v.render(self.request, object = object, **kwargs)
k: v.render(self.request, **kwargs)
for k, v in self.menus.items()
if v is not self
}
context['embed'] = False
else:
context['embed'] = True
context['view'] = self
return context
class PostListView(PostBaseView, ListView):
class PostListView(BaseView, ListView):
"""
List view for posts and children.
@ -85,12 +125,16 @@ class PostListView(PostBaseView, ListView):
route = None
"""route used to render this list"""
list = None
"""list section to use to render the list and get base context.
By default it is sections.List"""
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
@property
def list(self):
"""list section to use to render the list and get base context.
By default it is sections.List"""
return self.sections
@list.setter
def list(self, value):
self.sections = value
def dispatch(self, request, *args, **kwargs):
self.route = self.kwargs.get('route') or self.route
@ -136,38 +180,27 @@ class PostListView(PostBaseView, ListView):
self.init_list()
self.add_css_class('list')
context = self.list.get_context_data(self.request, **self.kwargs) or {}
context.update(super().get_context_data(**kwargs))
context.update(self.get_base_context(**kwargs))
context = super().get_context_data(**kwargs)
# context.update(BaseView.get_context_data(self, **kwargs))
if self.title:
title = self.title
elif self.route:
title = self.route.get_title(self.model, self.request,
**self.kwargs)
if not context.get('title') and self.route:
context['title'] = self.route.get_title(
self.model, self.request, **self.kwargs
)
context.update({
'title': title,
'base_template': 'aircox/cms/website.html',
'css_class': self.css_class,
'list': self.list,
})
context['list'] = self.list
return context
class PostDetailView(DetailView, PostBaseView):
class PostDetailView(BaseView, DetailView):
"""
Detail view for posts and children
"""
template_name = 'aircox/cms/detail.html'
sections = []
comments = None
def __init__(self, sections = None, *args, **kwargs):
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.add_css_class('detail')
self.sections = [ section() for section in (sections or []) ]
def get_queryset(self):
if self.model:
@ -183,17 +216,8 @@ class PostDetailView(DetailView, PostBaseView):
def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
context.update(self.get_base_context())
kwargs['object'] = self.object
context.update({
'title': self.title or self.object.title,
'content': ''.join([
section.render(request = self.request, **kwargs)
for section in self.sections
]),
'css_class': self.css_class,
})
if not context.get('title'):
context['title'] = self.object.title
return context
def post(self, request, *args, **kwargs):
@ -210,27 +234,11 @@ class PostDetailView(DetailView, PostBaseView):
return self.get(request, *args, **kwargs)
class PageView(TemplateView, PostBaseView):
class PageView(BaseView, TemplateView):
"""
A simple page view. Used to render pages that have arbitrary content
without linked post object.
Render a page using given sections.
If sections is a list of sections, then render like a detail view;
If it is a single section, render it as website.html view;
"""
template_name = 'aircox/cms/detail.html'
sections = []
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.sections = sections.Sections(self.sections)
def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
context.update(self.get_base_context())
context.update({
'title': self.title,
'content': self.sections.render(request=self.request,**kwargs)
})
return context

104
cms/website.py
View File

@ -2,6 +2,7 @@ from django.utils.text import slugify
from django.conf.urls import url
import aircox.cms.routes as routes
import aircox.cms.routes as routes_
import aircox.cms.views as views
import aircox.cms.models as models
import aircox.cms.sections as sections
@ -66,9 +67,11 @@ class Website:
Register routes for comments, for the moment, only
ThreadRoute
"""
self.register_list(
'comment', models.Comment,
self.register(
'comment',
view = views.PostListView,
routes = [routes.ThreadRoute],
model = models.Comment,
css_class = 'comments',
list = sections.Comments(
truncate = 30,
@ -76,7 +79,7 @@ class Website:
)
)
def register_model(self, name, model):
def __register_model(self, name, model):
"""
Register a model and return the name under which it is registered.
Raise a ValueError if another model is yet associated under this name.
@ -90,82 +93,53 @@ class Website:
model._website = self
return name
def register_detail(self, name, model, view = views.PostDetailView,
**view_kwargs):
def register(self, name, routes = [], view = views.PageView,
model = None, **view_kwargs):
"""
Register a model and the detail view
Register a view using given name and routes. If model is given,
register the views for it.
* name is used to register the routes as urls and the model if given
* routes: can be a path or a route used to generate urls for the view.
Can be a one item or a list of items.
"""
name = self.register_model(name, model)
if model:
name = self.__register_model(name, model)
view_kwargs['model'] = model
if not view_kwargs.get('menus'):
view_kwargs['menus'] = self.menus
view = view.as_view(
website = self,
model = model,
**view_kwargs
)
self.urls.append(routes.DetailRoute.as_url(name, view))
self.registry[name] = model
def register_list(self, name, model, view = views.PostListView,
routes = [], **view_kwargs):
"""
Register a model and the given list view using the given routes
"""
name = self.register_model(name, model)
if not 'menus' in view_kwargs:
view_kwargs['menus'] = self.menus
view = view.as_view(
website = self,
model = model,
**view_kwargs
)
self.urls += [ route.as_url(name, view) for route in routes ]
self.registry[name] = model
def register_page(self, name, view = views.PageView, path = None,
**view_kwargs):
"""
Register a page that is accessible to the given path. If path is None,
use a slug of the name.
"""
if not 'menus' in view_kwargs:
view_kwargs['menus'] = self.menus
view = view.as_view(
website = self,
**view_kwargs
)
self.urls.append(url(
slugify(name) if path is None else path,
view = view,
name = name,
))
def register(self, name, model, sections = None, routes = None,
list_view = views.PostListView,
detail_view = views.PostDetailView,
list_kwargs = {}, detail_kwargs = {}):
if type(routes) not in (tuple, list):
routes = [ routes ]
self.urls += [
route.as_url(name, view)
if type(route) == type and issubclass(route, routes_.Route)
else url(slugify(name) if not route else route,
view = view, name = name)
for route in routes
]
def register_post(self, name, model, sections = None, routes = None,
list_view = views.PostListView,
detail_view = views.PostDetailView,
list_kwargs = {}, detail_kwargs = {}):
"""
Register a detail and list view for a given model, using
routes. Just a wrapper around register_detail and
register_list.
routes. Just a wrapper around register.
"""
if sections:
self.register_detail(
name, model,
sections = sections,
**detail_kwargs
)
self.register(name, [ routes_.DetailRoute ], view = detail_view,
model = model, sections = sections, **detail_kwargs)
if routes:
self.register_list(
name, model,
routes = routes,
**list_kwargs
)
self.register(name, routes, view = list_view,
model = model, **list_kwargs)
def set_menu(self, menu):
"""