Merge pull request '#37: Retrouver une émission passée ou à venir' (#48) from fix-1.0-37 into develop-1.0

Reviewed-on: rc/aircox#48

aircox/admin/__init__.py

@@ -1,3 +1,4 @@
+from . import filters
 from .article import ArticleAdmin
 from .episode import DiffusionAdmin, EpisodeAdmin
 from .log import LogAdmin

aircox/admin/filters.py

@@ -0,0 +1,61 @@
+from django.db import models
+from django.contrib.admin import filters
+from django.utils.translation import gettext_lazy as _
+from django.utils.http import urlencode
+
+
+__all__ = ('DateFieldFilter', 'DateTimeField')
+
+
+class DateFieldFilter(filters.FieldListFilter):
+    """ Display date input """
+    template = 'admin/aircox/filters/date_filter.html'
+    input_type = 'date'
+
+    def __init__(self, field, request, params, model, model_admin, field_path):
+        self.field_generic = '%s__' % field_path
+        self.date_params = {k: v for k, v in params.items()
+                                if k.startswith(self.field_generic)}
+
+        # links as: (label, param, input_type|None, value)
+        self.links = [(_('Exact'), self.field_generic + 'exact', self.input_type),
+                      (_('Since'), self.field_generic + 'gte', self.input_type),
+                      (_('Until'), self.field_generic + 'lte', self.input_type)]
+        if field.null:
+            self.links.insert(0, (_('None'), self.field_generic + 'isnull', None, '1'))
+                      
+        self.query_attrs = {k:v for k,v in request.GET.items()
+                            if k not in self.date_params}
+        self.query_string = urlencode(self.query_attrs)
+        super().__init__(field, request, params, model, model_admin, field_path)
+
+    def expected_parameters(self):
+        return [link[1] for link in self.links]
+
+    def choices(self, changelist):
+        yield {'label': _('Any'),
+               'type': None,
+               'query_string': self.query_string}
+
+        for link in self.links:
+            value = len(link) > 3 and link[3] or self.date_params.get(link[1])
+            yield {
+                'label': link[0], 'name': link[1], 'value': value,
+                'type': link[2],
+                'query_attrs': self.query_attrs,
+                'query_string': urlencode({link[1]: value}) + '&' + self.query_string
+                                    if value else self.query_string,
+            }
+
+
+class DateTimeFieldFilter(DateFieldFilter):
+    """ Display datetime input """
+    input_type = 'datetime-local'
+
+
+filters.FieldListFilter.register(
+    lambda f: isinstance(f, models.DateField), DateFieldFilter, take_priority=True)
+
+filters.FieldListFilter.register(
+    lambda f: isinstance(f, models.DateTimeField), DateTimeFieldFilter, take_priority=True)
+

aircox/admin/page.py

@@ -10,7 +10,7 @@ from adminsortable2.admin import SortableInlineAdminMixin
 from ..models import Category, Comment, NavItem, Page, StaticPage
 
 
-__all__ = ['CategoryAdmin', 'PageAdmin', 'NavItemInline']
+__all__ = ('CategoryAdmin', 'PageAdmin', 'NavItemInline')
 
 
 @admin.register(Category)
@@ -82,7 +82,7 @@ class PageAdmin(BasePageAdmin):
 
     list_display = BasePageAdmin.list_display + ('category',)
     list_editable = BasePageAdmin.list_editable + ('category',)
-    list_filter = BasePageAdmin.list_editable + ('category',)
+    list_filter = BasePageAdmin.list_filter + ('category', 'pub_date')
     search_fields = ('category__title',)
     fieldsets = deepcopy(BasePageAdmin.fieldsets)
 

aircox/models/page.py

@@ -38,7 +38,7 @@ class Category(models.Model):
         return self.title
 
 
-class PageQuerySet(InheritanceQuerySet):
+class BasePageQuerySet(InheritanceQuerySet):
     def draft(self):
         return self.filter(status=Page.STATUS_DRAFT)
 
@@ -86,7 +86,7 @@ class BasePage(models.Model):
         _('content'), blank=True, null=True,
     )
 
-    objects = PageQuerySet.as_manager()
+    objects = BasePageQuerySet.as_manager()
 
     detail_url_name = None
     item_template_name = 'aircox/widgets/page_item.html'
@@ -149,13 +149,20 @@ class BasePage(models.Model):
         return cls(**cls.get_init_kwargs_from(page, **kwargs))
 
 
+class PageQuerySet(BasePageQuerySet):
+    def published(self):
+        return self.filter(status=Page.STATUS_PUBLISHED,
+                           pub_date__lte=tz.now())
+
+
 class Page(BasePage):
     """ Base Page model used for articles and other dated content. """
     category = models.ForeignKey(
         Category, models.SET_NULL,
         verbose_name=_('category'), blank=True, null=True, db_index=True
     )
-    pub_date = models.DateTimeField(blank=True, null=True)
+    pub_date = models.DateTimeField(
+        _('publication date'), blank=True, null=True, db_index=True)
     featured = models.BooleanField(
         _('featured'), default=False,
     )
@@ -163,6 +170,8 @@ class Page(BasePage):
         _('allow comments'), default=True,
     )
 
+    objects = PageQuerySet.as_manager()
+
     class Meta:
         verbose_name = _('Publication')
         verbose_name_plural = _('Publications')

aircox/templates/admin/aircox/filters/date_filter.html

@@ -0,0 +1,26 @@
+{% extends "./filter.html" %}
+{% load static %}
+
+
+{% block content %}
+<ul>
+    {% for choice in choices %}
+    <li>
+        {% if choice.type %}
+        <form method="GET" action="?{{ choice.query_string }}"
+                onsubmit="return this.{{ choice.name }}.value ? true : false"">
+            <label for="filter-{{ choice.name }}">{{ choice.label }}: </label>
+            <input id="filter-{{ choice.name }}" type="{{ choice.type }}" name="{{ choice.name }}"
+                value="{{ choice.value }}" {{ choice.extra }} />
+            {% for k, v in choice.query_attrs.items %}
+            <input type="hidden" name="{{k}}" value="{{v}}" />
+            {% endfor %}
+            <button class="button"><img src="{% static "admin/img/search.svg" %}" /></button>
+        </form>
+        {% else %}
+        <a href="?{{ choice.query_string }}">{{ choice.label }}</a>
+        {% endif %}
+    </li>
+    {% endfor %}
+</ul>
+{% endblock %}

aircox/templates/admin/aircox/filters/datetime_filter.html

@@ -0,0 +1,7 @@
+{% extends "admin/aircox/filter.html" %}
+{% block content %}
+{% with choices|first as choice %}
+<input type="datetime-local" value="choice.value" />
+{% endwith %}
+{% endblock %}
+

aircox/templates/admin/aircox/filters/filter.html

@@ -0,0 +1,4 @@
+{% load i18n %}
+<h3>{% blocktranslate with filter_title=title %} By {{ filter_title }} {% endblocktranslate %}</h3>
+{% block content %}{% endblock %}
+