常规日期视图

基于日期的通用视图,在中提供 django.views.generic.dates ,是用于显示基于日期的数据的明细页的视图。

备注

本页中的一些示例假定 Article 模型定义如下 myapp/models.py ::

from django.db import models
from django.urls import reverse


class Article(models.Model):
    title = models.CharField(max_length=200)
    pub_date = models.DateField()

    def get_absolute_url(self):
        return reverse("article-detail", kwargs={"pk": self.pk})

ArchiveIndexView

class ArchiveIndexView[源代码]

按日期显示“最新”对象的顶级索引页。对象中包含日期 未来 除非您设置,否则不包括在内 allow_futureTrue .

Ancestors (MRO)

Context

除了提供的上下文 django.views.generic.list.MultipleObjectMixin (通过 django.views.generic.dates.BaseDateListView )模板的上下文为:

Notes

  • 使用默认值 context_object_name 属于 latest .

  • 使用默认值 template_name_suffix 属于 _archive .

  • 默认为提供 date_list 按年,但可以使用属性将其更改为月或日 date_list_period . 这也适用于所有子类视图。

Example myapp/urls.py ::

from django.urls import path
from django.views.generic.dates import ArchiveIndexView

from myapp.models import Article

urlpatterns = [
    path(
        "archive/",
        ArchiveIndexView.as_view(model=Article, date_field="pub_date"),
        name="article_archive",
    ),
]

Example myapp/article_archive.html

<ul>
    {% for article in latest %}
        <li>{{ article.pub_date }}: {{ article.title }}</li>
    {% endfor %}
</ul>

这将输出所有文章。

YearArchiveView

class YearArchiveView[源代码]

显示给定年份中所有可用月份的年度存档页。对象中包含日期 未来 除非设置,否则不显示 allow_futureTrue .

Ancestors (MRO)

make_object_list

一个布尔值,指定是否检索今年的完整对象列表并将其传递给模板。如果 True ,对象列表将对上下文可用。如果 False , the None 查询集将用作对象列表。默认情况下,这是 False .

get_make_object_list()

确定对象列表是否将作为上下文的一部分返回。退换商品 make_object_list 默认情况下。

Context

除了提供的上下文 django.views.generic.list.MultipleObjectMixin (通过 django.views.generic.dates.BaseDateListView )模板的上下文为:

Notes

  • 使用默认值 template_name_suffix 属于 _archive_year .

Example myapp/views.py ::

from django.views.generic.dates import YearArchiveView

from myapp.models import Article


class ArticleYearArchiveView(YearArchiveView):
    queryset = Article.objects.all()
    date_field = "pub_date"
    make_object_list = True
    allow_future = True

Example myapp/urls.py ::

from django.urls import path

from myapp.views import ArticleYearArchiveView

urlpatterns = [
    path("<int:year>/", ArticleYearArchiveView.as_view(), name="article_year_archive"),
]

Example myapp/article_archive_year.html

<ul>
    {% for date in date_list %}
        <li>{{ date|date }}</li>
    {% endfor %}
</ul>

<div>
    <h1>All Articles for {{ year|date:"Y" }}</h1>
    {% for obj in object_list %}
        <p>
            {{ obj.title }} - {{ obj.pub_date|date:"F j, Y" }}
        </p>
    {% endfor %}
</div>

MonthArchiveView

class MonthArchiveView[源代码]

显示给定月份中所有对象的每月存档页面。对象中包含日期 未来 除非设置,否则不显示 allow_futureTrue .

Ancestors (MRO)

Context

除了提供的上下文 MultipleObjectMixin (通过 BaseDateListView )模板的上下文为:

Notes

  • 使用默认值 template_name_suffix 属于 _archive_month .

Example myapp/views.py ::

from django.views.generic.dates import MonthArchiveView

from myapp.models import Article


class ArticleMonthArchiveView(MonthArchiveView):
    queryset = Article.objects.all()
    date_field = "pub_date"
    allow_future = True

Example myapp/urls.py ::

from django.urls import path

from myapp.views import ArticleMonthArchiveView

urlpatterns = [
    # Example: /2012/08/
    path(
        "<int:year>/<int:month>/",
        ArticleMonthArchiveView.as_view(month_format="%m"),
        name="archive_month_numeric",
    ),
    # Example: /2012/aug/
    path(
        "<int:year>/<str:month>/",
        ArticleMonthArchiveView.as_view(),
        name="archive_month",
    ),
]

Example myapp/article_archive_month.html

<ul>
    {% for article in object_list %}
        <li>{{ article.pub_date|date:"F j, Y" }}: {{ article.title }}</li>
    {% endfor %}
</ul>

<p>
    {% if previous_month %}
        Previous Month: {{ previous_month|date:"F Y" }}
    {% endif %}
    {% if next_month %}
        Next Month: {{ next_month|date:"F Y" }}
    {% endif %}
</p>

WeekArchiveView

class WeekArchiveView[源代码]

显示给定周内所有对象的每周存档页。对象中包含日期 未来 除非设置,否则不显示 allow_futureTrue .

Ancestors (MRO)

Context

除了提供的上下文 MultipleObjectMixin (通过 BaseDateListView )模板的上下文为:

Notes

  • 使用默认值 template_name_suffix 属于 _archive_week .

  • 这个 week_format 属性是 strptime() 用于分析周数的格式字符串。支持以下值:

    • '%U' :基于星期日开始的美国周制。这是默认值。

    • '%W' 类似于 '%U' ,但假设一周从星期一开始。这与ISO 8601周数不同。

    • '%V' 星期一从ISO 8601开始。

Example myapp/views.py ::

from django.views.generic.dates import WeekArchiveView

from myapp.models import Article


class ArticleWeekArchiveView(WeekArchiveView):
    queryset = Article.objects.all()
    date_field = "pub_date"
    week_format = "%W"
    allow_future = True

Example myapp/urls.py ::

from django.urls import path

from myapp.views import ArticleWeekArchiveView

urlpatterns = [
    # Example: /2012/week/23/
    path(
        "<int:year>/week/<int:week>/",
        ArticleWeekArchiveView.as_view(),
        name="archive_week",
    ),
]

Example myapp/article_archive_week.html

<h1>Week {{ week|date:'W' }}</h1>

<ul>
    {% for article in object_list %}
        <li>{{ article.pub_date|date:"F j, Y" }}: {{ article.title }}</li>
    {% endfor %}
</ul>

<p>
    {% if previous_week %}
        Previous Week: {{ previous_week|date:"W" }} of year {{ previous_week|date:"Y" }}
    {% endif %}
    {% if previous_week and next_week %}--{% endif %}
    {% if next_week %}
        Next week: {{ next_week|date:"W" }} of year {{ next_week|date:"Y" }}
    {% endif %}
</p>

在本例中,您将输出周数。记住,周数由 date 模板过滤器 'W' 格式字符与 strftime()strptime()'%W' 格式化字符串。例如,对于2015年,周数输出 date 比输出高一倍 strftime() . 没有对应的 '%U' strftime() 字符串格式 date . 因此,应避免使用 date 为生成URL WeekArchiveView .

DayArchiveView

class DayArchiveView[源代码]

显示给定日期中所有对象的日存档页。在未来的几天中抛出404错误,不管未来几天是否存在任何对象,除非您设置 allow_futureTrue .

Ancestors (MRO)

Context

除了提供的上下文 MultipleObjectMixin (通过 BaseDateListView )模板的上下文为:

Notes

  • 使用默认值 template_name_suffix 属于 _archive_day .

Example myapp/views.py ::

from django.views.generic.dates import DayArchiveView

from myapp.models import Article


class ArticleDayArchiveView(DayArchiveView):
    queryset = Article.objects.all()
    date_field = "pub_date"
    allow_future = True

Example myapp/urls.py ::

from django.urls import path

from myapp.views import ArticleDayArchiveView

urlpatterns = [
    # Example: /2012/nov/10/
    path(
        "<int:year>/<str:month>/<int:day>/",
        ArticleDayArchiveView.as_view(),
        name="archive_day",
    ),
]

Example myapp/article_archive_day.html

<h1>{{ day }}</h1>

<ul>
    {% for article in object_list %}
        <li>{{ article.pub_date|date:"F j, Y" }}: {{ article.title }}</li>
    {% endfor %}
</ul>

<p>
    {% if previous_day %}
        Previous Day: {{ previous_day }}
    {% endif %}
    {% if previous_day and next_day %}--{% endif %}
    {% if next_day %}
        Next Day: {{ next_day }}
    {% endif %}
</p>

TodayArchiveView

class TodayArchiveView[源代码]

显示所有对象的一天存档页面 今天 . 这和 django.views.generic.dates.DayArchiveView ,除了使用今天的日期而不是 year/month /`` day``参数。

Ancestors (MRO)

Notes

  • 使用默认值 template_name_suffix 属于 _archive_today .

Example myapp/views.py ::

from django.views.generic.dates import TodayArchiveView

from myapp.models import Article


class ArticleTodayArchiveView(TodayArchiveView):
    queryset = Article.objects.all()
    date_field = "pub_date"
    allow_future = True

Example myapp/urls.py ::

from django.urls import path

from myapp.views import ArticleTodayArchiveView

urlpatterns = [
    path("today/", ArticleTodayArchiveView.as_view(), name="archive_today"),
]

示例模板在哪里 TodayArchiveView 是吗?

默认情况下,此视图使用与 DayArchiveView ,在前面的示例中。如果需要其他模板,请设置 template_name 属性作为新模板的名称。

DateDetailView

class DateDetailView[源代码]

表示单个对象的页。如果对象在将来有一个日期值,视图将默认抛出404错误,除非您设置 allow_futureTrue .

Ancestors (MRO)

Context

  • 包括与 model 在中指定 DateDetailView .

Notes

  • 使用默认值 template_name_suffix 属于 _detail .

Example myapp/urls.py ::

from django.urls import path
from django.views.generic.dates import DateDetailView

urlpatterns = [
    path(
        "<int:year>/<str:month>/<int:day>/<int:pk>/",
        DateDetailView.as_view(model=Article, date_field="pub_date"),
        name="archive_date_detail",
    ),
]

Example myapp/article_detail.html

<h1>{{ object.title }}</h1>

备注

上面列出的所有通用视图都有匹配的 Base 不同的观点不包括 MultipleObjectTemplateResponseMixin (用于存档视图)或 SingleObjectTemplateResponseMixin (对于 DateDetailView ):

class BaseArchiveIndexView[源代码]
class BaseYearArchiveView[源代码]
class BaseMonthArchiveView[源代码]
class BaseWeekArchiveView[源代码]
class BaseDayArchiveView[源代码]
class BaseTodayArchiveView[源代码]
class BaseDateDetailView[源代码]