76 lines
2.2 KiB
Python
76 lines
2.2 KiB
Python
from django.db import models
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from modelcluster.contrib.taggit import ClusterTaggableManager
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from modelcluster.fields import ParentalKey
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from taggit.models import TaggedItemBase
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from wagtail.admin.panels import FieldPanel
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from wagtail.fields import StreamField
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from wagtail.search import index
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from apps.core.blocks import COMMON_BLOCKS
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from apps.core.models import SEOablePage
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class BlogIndexPage(SEOablePage):
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"""博客列表页，本身不直接管理内容，子页面为 BlogPage。"""
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intro = models.TextField(blank=True, verbose_name="栏目简介")
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content_panels = SEOablePage.content_panels + [
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FieldPanel("intro"),
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]
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subpage_types = ["blog.BlogPage"]
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parent_page_types = ["home.HomePage"]
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class Meta:
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verbose_name = "博客栏目页"
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def get_context(self, request, *args, **kwargs):
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context = super().get_context(request, *args, **kwargs)
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context["posts"] = (
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BlogPage.objects.live().descendant_of(self).order_by("-published_at")
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)
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return context
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class BlogPageTag(TaggedItemBase):
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content_object = ParentalKey(
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"BlogPage", related_name="tagged_items", on_delete=models.CASCADE
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)
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class BlogPage(SEOablePage):
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"""技术博客文章页。"""
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published_at = models.DateTimeField(verbose_name="发布时间")
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intro = models.CharField(max_length=250, blank=True, verbose_name="摘要")
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cover_image = models.ForeignKey(
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"wagtailimages.Image",
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null=True,
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blank=True,
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on_delete=models.SET_NULL,
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related_name="+",
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verbose_name="封面图",
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)
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body = StreamField(COMMON_BLOCKS, use_json_field=True, blank=True)
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tags = ClusterTaggableManager(through=BlogPageTag, blank=True, verbose_name="标签")
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search_fields = SEOablePage.search_fields + [
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index.SearchField("intro"),
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index.SearchField("body"),
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]
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content_panels = SEOablePage.content_panels + [
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FieldPanel("published_at"),
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FieldPanel("intro"),
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FieldPanel("cover_image"),
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FieldPanel("body"),
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FieldPanel("tags"),
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]
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parent_page_types = ["blog.BlogIndexPage"]
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subpage_types = []
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class Meta:
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verbose_name = "博客文章"
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