Refactor how the routing for different kinds of entry works - this will make implementing webmentions easier, hopefully?

entries/kinds.py

@@ -1,3 +1,6 @@
+from django.urls import reverse
+
+
 class Entry:
     def __init__(self, id, plural, icon, on_home=True, slug=False):
         self.id = id
@@ -8,7 +11,13 @@ class Entry:
 
     @property
     def index(self):
-        return self.plural + '_index'
+        return self.index_page()
+
+    def index_page(self, page=0):
+        kwargs = {'kind': self.plural}
+        if page > 1:
+            kwargs['page'] = page
+        return reverse('entries:index', kwargs=kwargs)
 
     @property
     def entry(self):
@@ -20,11 +29,11 @@ class Entry:
 
     @property
     def atom(self):
-        return self.plural + '_atom'
+        return reverse('entries:atom_by_kind', kwargs={'kind': self.plural})
 
     @property
     def rss(self):
-        return self.plural + '_rss'
+        return reverse('entries:rss_by_kind', kwargs={'kind': self.plural})
 
 
 Note = Entry(

entries/models.py

@@ -135,18 +135,18 @@ class Entry(ModelMeta, TimeStampedModel):
     @property
     def url(self):
         kind = kinds.from_id[self.kind]
-        args = [self.id]
+        args = [kind.plural, self.id]
         if kind.slug:
             args.append(self.slug)
-        return reverse('entries:' + kind.entry, args=args)
+        return reverse('entries:entry', args=args)
 
     @property
     def amp_url(self):
         kind = kinds.from_id[self.kind]
-        args = [self.id]
+        args = [kind.plural, self.id]
         if kind.slug:
             args.append(self.slug)
-        return reverse('entries:' + kind.entry_amp, args=args)
+        return reverse('entries:entry_amp', args=args)
 
     @property
     def slug(self):

entries/urls.py

@@ -1,4 +1,5 @@
 from django.conf.urls import url
+from django.urls import reverse
 from . import kinds
 from .views import feeds, lists, perma
 from lemoncurry import breadcrumbs as crumbs
@@ -12,29 +13,39 @@ def prefix(route):
     return app_name + ':' + route
 
 
-page = '(?:/page/(?P<page>\d+))?'
+id = r'/(?P<id>\d+)'
+kind = r'(?P<kind>{0})'.format('|'.join(k.plural for k in kinds.all))
+page = r'(?:/page/(?P<page>\d+))?'
 slug = r'/(?P<slug>[^/]+)'
 
+slug_opt = '(?:' + slug + ')?'
+
 app_name = 'entries'
-urlpatterns = [
+urlpatterns = (
     url('^atom$', feeds.AtomHomeEntries(), name='atom'),
     url('^rss$', feeds.RssHomeEntries(), name='rss'),
     url(to_pat('cats', slug, page), lists.by_cat, name='cat'),
-]
-crumbs.add(prefix('cat'), parent='home:index')
-
-slug = '(?:' + slug + ')?'
-
-for k in kinds.all:
-    kind = k.plural
-    id = r'/(?P<id>\d+)'
-    urlpatterns += (
-        url(to_pat(kind, page), lists.by_kind, name=k.index, kwargs={'kind': k}),
-        url(to_pat(kind, '/atom'), feeds.AtomByKind(k), name=k.atom),
-        url(to_pat(kind, '/rss'), feeds.RssByKind(k), name=k.rss),
-        url(to_pat(kind, id, slug, '/amp'), perma.entry_amp, name=k.entry_amp),
-        url(to_pat(kind, id, slug), perma.entry, name=k.entry),
+    url(to_pat(kind, page), lists.by_kind, name='index'),
+    url(to_pat(kind, '/atom'), feeds.AtomByKind(), name='atom_by_kind'),
+    url(to_pat(kind, '/rss'), feeds.RssByKind(), name='rss_by_kind'),
+    url(to_pat(kind, id, slug_opt, '/amp'), perma.entry_amp, name='entry_amp'),
+    url(to_pat(kind, id, slug_opt), perma.entry, name='entry'),
 )
 
-    crumbs.add(prefix(k.index), label=k.plural, parent='home:index')
-    crumbs.add(prefix(k.entry), parent=prefix(k.index))
+
+class IndexCrumb(crumbs.Crumb):
+    def __init__(self):
+        super().__init__(prefix('index'), parent='home:index')
+
+    @property
+    def label(self):
+        return self.match.kwargs['kind']
+
+    @property
+    def url(self):
+        return reverse(prefix('index'), kwargs={'kind': self.label})
+
+
+crumbs.add(prefix('cat'), parent='home:index')
+crumbs.add(IndexCrumb())
+crumbs.add(prefix('entry'), parent=prefix('index'))

entries/views/feeds.py

@@ -4,7 +4,7 @@ from django.urls import reverse
 from django.utils.feedgenerator import Atom1Feed
 from urllib.parse import urljoin
 from lemoncurry.templatetags.markdown import markdown
-from ..kinds import on_home
+from ..kinds import from_plural, on_home
 from ..models import Entry
 
 
@@ -36,26 +36,26 @@ class EntriesFeed(Feed):
 
 
 class RssByKind(EntriesFeed):
-    def __init__(self, kind):
-        self.kind = kind
+    def get_object(self, request, kind):
+        return from_plural[kind]
 
-    def title(self):
+    def title(self, kind):
         return "{0} ~ {1}".format(
-            self.kind.plural,
+            kind.plural,
             Site.objects.get_current().name,
         )
 
-    def link(self):
-        return reverse('entries:' + self.kind.index)
+    def link(self, kind):
+        return kind.index
 
-    def description(self):
+    def description(self, kind):
         return "all {0} at {1}".format(
-            self.kind.plural,
+            kind.plural,
             Site.objects.get_current().name,
         )
 
-    def items(self):
-        return Entry.objects.filter(kind=self.kind.id)
+    def items(self, kind):
+        return Entry.objects.filter(kind=kind.id)
 
 
 class AtomByKind(RssByKind):

entries/views/lists.py

@@ -1,25 +1,23 @@
 from annoying.decorators import render_to
 from django.shortcuts import get_object_or_404
 from django.urls import reverse
+from .. import kinds
 from ..models import Entry, Cat
 from ..pagination import paginate
 
 
 @render_to('entries/index.html')
 def by_kind(request, kind, page):
-    def url(page):
-        kwargs = {'page': page} if page > 1 else {}
-        return reverse('entries:' + kind.index, kwargs=kwargs)
-
+    kind = kinds.from_plural[kind]
     entries = Entry.objects.filter(kind=kind.id)
-    entries = paginate(queryset=entries, reverse=url, page=page)
+    entries = paginate(queryset=entries, reverse=kind.index_page, page=page)
     if hasattr(entries, 'content'):
         return entries
 
     return {
         'entries': entries,
-        'atom': 'entries:' + kind.atom,
-        'rss': 'entries:' + kind.rss,
+        'atom': kind.atom,
+        'rss': kind.rss,
         'title': kind.plural,
     }
 

entries/views/perma.py

@@ -4,7 +4,7 @@ from ..models import Entry
 
 
 @render_to('entries/entry.html')
-def entry(request, id, slug=None):
+def entry(request, kind, id, slug=None):
     entry = Entry.objects.get(pk=id)
     if request.path != entry.url:
         return redirect(entry.url, permanent=True)
@@ -16,7 +16,7 @@ def entry(request, id, slug=None):
 
 
 @render_to('entries/entry_amp.html')
-def entry_amp(request, id, slug=None):
+def entry_amp(request, kind, id, slug=None):
     entry = Entry.objects.get(pk=id)
     if request.path != entry.amp_url:
         return redirect(entry.amp_url, permanent=True)

home/views.py

@@ -31,8 +31,8 @@ def index(request, page):
     return {
         'user': user,
         'entries': entries,
-        'atom': 'entries:atom',
-        'rss': 'entries:rss',
+        'atom': reverse('entries:atom'),
+        'rss': reverse('entries:rss'),
         'meta': user.as_meta(request),
     }
 

lemoncurry/breadcrumbs.py

@@ -1,15 +1,51 @@
+from django.urls import reverse
+
 breadcrumbs = {}
 
 
+class Crumb:
+    def __init__(self, route, label=None, parent=None):
+        self.route = route
+        self._label = label
+        self.parent = parent
+
+    @property
+    def label(self):
+        return self._label
+
+    def __eq__(self, other):
+        if hasattr(other, 'route'):
+            return self.route == other.route
+        return self.route == other
+
+    def __hash__(self):
+        return hash(self.route)
+
+    def __repr__(self):
+        return "Crumb('{0}')".format(self.route)
+
+    def use_match(self, match):
+        self.match = match
+
+    @property
+    def url(self):
+        return reverse(self.route)
+
+
 def add(route, label=None, parent=None):
-    breadcrumbs[route] = {'label': label, 'route': route, 'parent': parent}
+    if not isinstance(route, Crumb):
+        route = Crumb(route, label, parent)
+    breadcrumbs[route.route] = route
 
 
-def find(route):
+def find(match):
+    print(breadcrumbs)
     crumbs = []
+    route = match.view_name
     while route:
         crumb = breadcrumbs[route]
+        crumb.use_match(match)
         crumbs.append(crumb)
-        route = crumb['parent']
+        route = crumb.parent
     crumbs.reverse()
     return crumbs

lemoncurry/templates/lemoncurry/layout.html

@@ -8,8 +8,8 @@
 		<meta http-equiv="x-ua-compatible" content="ie=edge" />
 		<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no" />
 		<link rel="canonical" href="{{ uri }}" />
-		{% if atom %}<link rel="alternate" type="application/atom+xml" href="{% url atom %}" />{% endif %}
-		{% if rss %}<link rel="alternate" type="application/rss+xml" href="{% url rss %}" /> {% endif %}
+		{% if atom %}<link rel="alternate" type="application/atom+xml" href="{{ atom }}" />{% endif %}
+		{% if rss %}<link rel="alternate" type="application/rss+xml" href="{{ rss }}" /> {% endif %}
 		{% block head %}{% endblock %}
 
 		<link rel="authorization_endpoint" href="{{ origin }}{% url 'lemonauth:indie' %}" />
@@ -56,7 +56,7 @@
 				</div>
 			</nav>
 			{% if request.resolver_match.view_name %}
-			{% nav_crumbs request.resolver_match.view_name %}
+			{% nav_crumbs request.resolver_match %}
 			{% endif %}
 		</header>
 

lemoncurry/templates/lemoncurry/tags/breadcrumbs.html

@@ -2,7 +2,7 @@
 <nav class="breadcrumbs" aria-label="breadcrumb" role="navigation">
 	<ol class="breadcrumb">
 		{% for crumb in crumbs %}
-		<li class="breadcrumb-item"><a href="{% url crumb.route %}">{{ crumb.label }}</a></li>
+		<li class="breadcrumb-item"><a href="{{ crumb.url }}">{{ crumb.label }}</a></li>
 		{% endfor %}
 		<li class="breadcrumb-item active" aria-current="page">{% firstof current.label title %}</li>
 	</ol>

lemoncurry/templatetags/lemoncurry_tags.py

@@ -15,7 +15,9 @@ class MenuItem:
     def __init__(self, label, icon, url):
         self.label = label
         self.icon = icon
-        self.url = reverse(url)
+        if isinstance(url, str):
+            url = (url, ())
+        self.url = reverse(url[0], args=url[1])
 
 
 @register.simple_tag
@@ -43,7 +45,7 @@ def nav_left(request):
     items = (MenuItem(
         label=k.plural,
         icon=k.icon,
-        url='entries:'+k.plural+'_index'
+        url=('entries:index', (k.plural,))
     ) for k in kinds.all)
     return {'items': items, 'request': request}
 
@@ -71,9 +73,9 @@ def nav_crumbs(context, route):
         '@type': 'ListItem',
         'position': i + 1,
         'item': {
-            '@id': context['origin'] + reverse(crumb['route']),
+            '@id': context['origin'] + crumb.url,
             '@type': 'WebPage',
-            'name': crumb['label']
+            'name': crumb.label
         }
     } for i, crumb in enumerate(crumbs)]
     item_list_element.append({
@@ -82,7 +84,7 @@ def nav_crumbs(context, route):
         'item': {
             'id': context['uri'],
             '@type': 'WebPage',
-            'name': current['label'] or context.get('title'),
+            'name': current.label or context.get('title'),
         }
     })
 

lemoncurry/tests/breadcrumbs.py

@@ -6,16 +6,21 @@ from .. import breadcrumbs as b
 
 @pytest.fixture
 def nested_crumbs():
-    x = {'route': 'nc.x', 'label': 'x', 'parent': None}
-    y = {'route': 'nc.y', 'label': 'y', 'parent': 'nc.x'}
-    z = {'route': 'nc.z', 'label': 'z', 'parent': 'nc.y'}
+    x = b.Crumb('nc.x', label='x')
+    y = b.Crumb('nc.y', label='y', parent='nc.x')
+    z = b.Crumb('nc.z', label='z', parent='nc.y')
     crumbs = (x, y, z)
 
     for crumb in crumbs:
-        b.breadcrumbs[crumb['route']] = crumb
+        b.breadcrumbs[crumb.route] = crumb
     yield namedtuple('NestedCrumbs', 'x y z')(*crumbs)
     for crumb in crumbs:
-        del b.breadcrumbs[crumb['route']]
+        del b.breadcrumbs[crumb.route]
+
+
+@pytest.fixture
+def crumb_match(nested_crumbs):
+    return namedtuple('Match', 'view_name')(nested_crumbs.z.route)
 
 
 class TestAdd:
@@ -24,9 +29,10 @@ class TestAdd:
         assert route not in b.breadcrumbs
         b.add(route, 'some label')
         assert route in b.breadcrumbs
-        assert b.breadcrumbs[route] == {
-            'route': route, 'label': 'some label', 'parent': None
-        }
+        assert b.breadcrumbs[route] == route
+        route = b.breadcrumbs[route]
+        assert route.label == 'some label'
+        assert route.parent is None
 
     def test_inserts_a_breadcrumb_with_parent(self):
         route = 'tests.add.with_parent'
@@ -34,14 +40,15 @@ class TestAdd:
         assert route not in b.breadcrumbs
         b.add(route, 'child label', parent)
         assert route in b.breadcrumbs
-        assert b.breadcrumbs[route] == {
-            'route': route, 'label': 'child label', 'parent': parent
-        }
+        assert b.breadcrumbs[route] == route
+        route = b.breadcrumbs[route]
+        assert route.label == 'child label'
+        assert route.parent == parent
 
 
 class TestFind:
-    def test_finds_chain_of_crumbs(self, nested_crumbs):
-        crumbs = b.find(nested_crumbs.z['route'])
+    def test_finds_chain_of_crumbs(self, nested_crumbs, crumb_match):
+        crumbs = b.find(crumb_match)
         assert len(crumbs) == 3
         assert crumbs[0] == nested_crumbs.x
         assert crumbs[1] == nested_crumbs.y