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import logging
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import os
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import uuid
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from django.conf import settings·
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from django.core.paginator import Paginator
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from django.http import HttpResponse, HttpResponseForbidden
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from django.shortcuts import get_object_or_404
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from django.shortcuts import render
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from django.templatetags.static import static
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from django.utils import timezone
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from django.utils.translation import gettext_lazy as _
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from django.views.decorators.csrf import csrf_exempt
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from django.views.generic.detail import DetailView
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from django.views.generic.list import ListView
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from haystack.views import SearchView
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# 导入目标模型：Article（文章）、Category（分类）、Tag（标签），及其他关联模型
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from blog.models import Article, Category, LinkShowType, Links, Tag
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from comments.forms import CommentForm
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from djangoblog.plugin_manage import hooks
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from djangoblog.plugin_manage.hook_constants import ARTICLE_CONTENT_HOOK_NAME
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from djangoblog.utils import cache, get_blog_setting, get_sha256
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logger = logging.getLogger(__name__)
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# 导入目标模型：Article（文章）、Category（分类）、Tag（标签），及其他关联模型
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class ArticleListView(ListView):
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# template_name灞炴€х敤浜庢寚瀹氫娇鐢ㄥ摢涓<E691A2>ā鏉胯繘琛屾覆鏌?
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template_name = 'blog/article_index.html'
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# context_object_name灞炴€х敤浜庣粰涓婁笅鏂囧彉閲忓彇鍚嶏紙鍦ㄦā鏉夸腑浣跨敤璇ュ悕瀛楋級
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context_object_name = 'article_list'
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# 上下文变量名，对应模板中遍历的“文章列表”
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# 椤甸潰绫诲瀷锛屽垎绫荤洰褰曟垨鏍囩<E98F8D>鍒楄〃绛?
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page_type = ''
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paginate_by = settings.PAGINATE_BY
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# 每页显示文章数量，关联Article模型的“列表展示”逻辑
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page_kwarg = 'page'
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link_type = LinkShowType.L
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# 省略基类中不涉及模型字段的通用方法
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def get_view_cache_key(self):
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return self.request.get['pages']
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@property
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def page_number(self):
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page_kwarg = self.page_kwarg
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page = self.kwargs.get(
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page_kwarg) or self.request.GET.get(page_kwarg) or 1
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return page
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def get_queryset_cache_key(self):
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"""
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瀛愮被閲嶅啓.鑾峰緱queryset鐨勭紦瀛榢ey
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"""
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raise NotImplementedError()
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def get_queryset_data(self):
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"""
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瀛愮被閲嶅啓.鑾峰彇queryset鐨勬暟鎹?
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"""
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raise NotImplementedError()
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def get_queryset_from_cache(self, cache_key):
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'''
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缂撳瓨椤甸潰鏁版嵁
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:param cache_key: 缂撳瓨key
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:return:
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'''
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value = cache.get(cache_key)
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if value:
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logger.info('get view cache.key:{key}'.format(key=cache_key))
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return value
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else:
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article_list = self.get_queryset_data()
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cache.set(cache_key, article_list)
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logger.info('set view cache.key:{key}'.format(key=cache_key))
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return article_list
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def get_queryset(self):
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'''
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閲嶅啓榛樿<EFBFBD>锛屼粠缂撳瓨鑾峰彇鏁版嵁
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:return:
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'''
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key = self.get_queryset_cache_key()
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value = self.get_queryset_from_cache(key)
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return value
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def get_context_data(self, **kwargs):
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kwargs['linktype'] = self.link_type
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return super(ArticleListView, self).get_context_data(**kwargs)
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# 分类详情页视图（继承文章列表基类）
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class IndexView(ArticleListView):
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'''
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棣栭〉
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'''
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# 鍙嬫儏閾炬帴绫诲瀷
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link_type = LinkShowType.I
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# 从URL参数获取分类的slug（对应Category.slug字段，分类友好URL标识）
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def get_queryset_data(self):
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article_list = Article.objects.filter(type='a', status='p')
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return article_list
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def get_queryset_cache_key(self):
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cache_key = 'index_{page}'.format(page=self.page_number)
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return cache_key
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# 作者详情页视图（涉及Article.author字段，此处仅作关联说明）
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class ArticleDetailView(DetailView):
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'''
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鏂囩珷璇︽儏椤甸潰
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'''
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template_name = 'blog/article_detail.html'
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model = Article
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pk_url_kwarg = 'article_id'
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context_object_name = "article"
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# 归档页不分页，显示所有文章
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def get_context_data(self, **kwargs):
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# 筛选Article模型数据：status='p'（仅已发布文章），无分页返回所有数据
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# 归档逻辑依赖Article.create_time字段（文章创建时间），模板中按时间分组展示
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comment_form = CommentForm()
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article_comments = self.object.comment_list()
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parent_comments = article_comments.filter(parent_comment=None)
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blog_setting = get_blog_setting()
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paginator = Paginator(parent_comments, blog_setting.article_comment_count)
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page = self.request.GET.get('comment_page', '1')
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if not page.isnumeric():
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page = 1
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else:
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page = int(page)
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if page < 1:
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page = 1
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if page > paginator.num_pages:
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page = paginator.num_pages
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p_comments = paginator.page(page)
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next_page = p_comments.next_page_number() if p_comments.has_next() else None
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prev_page = p_comments.previous_page_number() if p_comments.has_previous() else None
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if next_page:
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kwargs[
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'comment_next_page_url'] = self.object.get_absolute_url() + f'?comment_page={next_page}#commentlist-container'
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if prev_page:
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kwargs[
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'comment_prev_page_url'] = self.object.get_absolute_url() + f'?comment_page={prev_page}#commentlist-container'
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kwargs['form'] = comment_form
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kwargs['article_comments'] = article_comments
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kwargs['p_comments'] = p_comments
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kwargs['comment_count'] = len(
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article_comments) if article_comments else 0
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kwargs['next_article'] = self.object.next_article
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kwargs['prev_article'] = self.object.prev_article
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context = super(ArticleDetailView, self).get_context_data(**kwargs)
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article = self.object
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# Action Hook, 閫氱煡鎻掍欢"鏂囩珷璇︽儏宸茶幏鍙?"
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hooks.run_action('after_article_body_get', article=article, request=self.request)
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# # Filter Hook, 鍏佽<E98D8F>鎻掍欢淇<E6ACA2>敼鏂囩珷姝ｆ枃
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article.body = hooks.apply_filters(ARTICLE_CONTENT_HOOK_NAME, article.body, article=article,
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request=self.request)
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return context
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class CategoryDetailView(ArticleListView):
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'''
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鍒嗙被鐩<EFBFBD>綍鍒楄〃
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'''
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page_type = "鍒嗙被鐩<EFBFBD>綍褰掓。"
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def get_queryset_data(self):
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# 从URL参数获取分类的slug（对应Category.slug字段，分类友好URL标识）
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slug = self.kwargs['category_name']
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# 通过slug查询唯一分类：get_object_or_404表示不存在则返回404
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# 关联Category.slug字段（分类的URL唯一标识，避免中文/特殊字符问题）
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category = get_object_or_404(Category, slug=slug)
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categoryname = category.name
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# 获取分类名称（关联Category.name字段，分类显示名称）
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self.categoryname = categoryname
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# 获取当前分类的所有子分类名称：调用Category模型的自定义方法get_sub_categorys()
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# 关联Category.parent字段（分类自关联，实现多级分类，如“技术→Python”）
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categorynames = list(
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map(lambda c: c.name, category.get_sub_categorys()))
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# 筛选Article模型数据：
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# category__name__in=categorynames：匹配Article.category.name字段（文章所属分类名称）
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# 表示“文章所属分类在‘当前分类+子分类’列表中”
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# status='p'：匹配Article.status字段（仅显示已发布文章）
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article_list = Article.objects.filter(
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category__name__in=categorynames, status='p')
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return article_list
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# 省略缓存key生成、上下文添加方法...
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# 作者详情页视图（涉及Article.author字段，此处仅作关联说明）
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def get_queryset_cache_key(self):
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slug = self.kwargs['category_name']
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category = get_object_or_404(Category, slug=slug)
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categoryname = category.name
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self.categoryname = categoryname
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cache_key = 'category_list_{categoryname}_{page}'.format(
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categoryname=categoryname, page=self.page_number)
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return cache_key
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def get_context_data(self, **kwargs):
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categoryname = self.categoryname
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try:
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categoryname = categoryname.split('/')[-1]
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except BaseException:
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pass
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kwargs['page_type'] = CategoryDetailView.page_type
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kwargs['tag_name'] = categoryname
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return super(CategoryDetailView, self).get_context_data(**kwargs)
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class AuthorDetailView(ArticleListView):
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'''
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浣滆€呰<EFBFBD>鎯呴〉
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'''
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page_type = '浣滆€呮枃绔犲綊妗?'
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def get_queryset_cache_key(self):
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from uuslug import slugify
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author_name = slugify(self.kwargs['author_name'])
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# 筛选Article模型数据：
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# author__username=author_name：匹配Article.author.username字段（文章作者的用户名）
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# 关联Article.author字段（文章与用户的一对多关系，一篇文章对应一个作者）
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# type='a'、status='p'：同首页，筛选“已发布的普通文章”
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cache_key = 'author_{author_name}_{page}'.format(
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author_name=author_name, page=self.page_number)
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return cache_key
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def get_queryset_data(self):
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author_name = self.kwargs['author_name']
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article_list = Article.objects.filter(
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author__username=author_name, type='a', status='p')
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return article_list
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# 省略其他方法...
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.0# 标签详情页视图（继承文章列表基类）
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def get_context_data(self, **kwargs):
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author_name = self.kwargs['author_name']
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kwargs['page_type'] = AuthorDetailView.page_type
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kwargs['tag_name'] = author_name
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return super(AuthorDetailView, self).get_context_data(**kwargs)
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class TagDetailView(ArticleListView):
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'''
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鏍囩<EFBFBD>鍒楄〃椤甸潰
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'''
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page_type = '鍒嗙被鏍囩<EFBFBD>褰掓。'
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def get_queryset_data(self):
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# 从URL参数获取标签的slug（对应Tag.slug字段，标签友好URL标识）
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slug = self.kwargs['tag_name']
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# 通过slug查询唯一标签：关联Tag.slug字段（标签的URL唯一标识）
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tag = get_object_or_404(Tag, slug=slug)
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tag_name = tag.name
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# 获取标签名称（关联Tag.name字段，标签显示名称）
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self.name = tag_name
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# 筛选Article模型数据：
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# tags__name=tag_name：匹配Article.tags.name字段（文章关联的标签名称）
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# 关联Article.tags字段（文章与标签的多对多关系，一篇文章可关联多个标签，一个标签可关联多篇文章）
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# type='a'、status='p'：筛选“已发布的普通文章”
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article_list = Article.objects.filter(
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tags__name=tag_name, type='a', status='p')
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return article_list
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def get_queryset_cache_key(self):
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slug = self.kwargs['tag_name']
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tag = get_object_or_404(Tag, slug=slug)
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tag_name = tag.name
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self.name = tag_name
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cache_key = 'tag_{tag_name}_{page}'.format(
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tag_name=tag_name, page=self.page_number)
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return cache_key
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# 省略缓存key生成、上下文添加方法...
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def get_context_data(self, **kwargs):
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# tag_name = self.kwargs['tag_name']
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tag_name = self.name
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kwargs['page_type'] = TagDetailView.page_type
|
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kwargs['tag_name'] = tag_name
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return super(TagDetailView, self).get_context_data(**kwargs)
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# 文章归档页视图
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class ArchivesView(ArticleListView):
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'''
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鏂囩珷褰掓。椤甸潰
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'''
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|
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page_type = '鏂囩珷褰掓。'
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paginate_by = None
|
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|
|
# 归档页不分页，显示所有文章
|
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|
|
page_kwarg = None
|
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|
|
template_name = 'blog/article_archives.html'
|
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|
|
|
def get_queryset_data(self):
|
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|
|
|
# 筛选Article模型数据：status='p'（仅已发布文章），无分页返回所有数据
|
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|
|
# 归档逻辑依赖Article.create_time字段（文章创建时间），模板中按时间分组展示
|
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|
|
return Article.objects.filter(status='p').all()
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|
|
# 省略缓存key生成方法...
|
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|
|
# 以下为不涉及文章/分类/标签模型字段的视图（如链接列表、搜索、文件上传、错误页等），省略注释...
|
|
|
|
|
def get_queryset_cache_key(self):
|
|
|
|
|
cache_key = 'archives'
|
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|
|
|
return cache_key
|
|
|
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|
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|
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|
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|
|
|
class LinkListView(ListView):
|
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|
|
|
model = Links
|
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|
|
|
template_name = 'blog/links_list.html'
|
|
|
|
|
|
|
|
|
|
def get_queryset(self):
|
|
|
|
|
return Links.objects.filter(is_enable=True)
|
|
|
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|
|
|
|
|
|
|
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|
|
|
class EsSearchView(SearchView):
|
|
|
|
|
# 省略搜索视图逻辑（若涉及文章搜索，实际关联Article.title/body字段，此处代码未直接体现）...
|
|
|
|
|
def get_context(self):
|
|
|
|
|
paginator, page = self.build_page()
|
|
|
|
|
context = {
|
|
|
|
|
"query": self.query,
|
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|
|
|
"form": self.form,
|
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|
|
|
"page": page,
|
|
|
|
|
"paginator": paginator,
|
|
|
|
|
"suggestion": None,
|
|
|
|
|
}
|
|
|
|
|
if hasattr(self.results, "query") and self.results.query.backend.include_spelling:
|
|
|
|
|
context["suggestion"] = self.results.query.get_spelling_suggestion()
|
|
|
|
|
context.update(self.extra_context())
|
|
|
|
|
|
|
|
|
|
return context
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
@csrf_exempt
|
|
|
|
|
def fileupload(request):
|
|
|
|
|
# 省略文件上传逻辑...
|
|
|
|
|
"""
|
|
|
|
|
璇ユ柟娉曢渶鑷<EFBFBD>繁鍐欒皟鐢ㄧ<EFBFBD>鏉ヤ笂浼犲浘鐗囷紝璇ユ柟娉曚粎鎻愪緵鍥惧簥鍔熻兘
|
|
|
|
|
:param request:
|
|
|
|
|
:return:
|
|
|
|
|
"""
|
|
|
|
|
if request.method == 'POST':
|
|
|
|
|
sign = request.GET.get('sign', None)
|
|
|
|
|
if not sign:
|
|
|
|
|
return HttpResponseForbidden()
|
|
|
|
|
if not sign == get_sha256(get_sha256(settings.SECRET_KEY)):
|
|
|
|
|
return HttpResponseForbidden()
|
|
|
|
|
response = []
|
|
|
|
|
for filename in request.FILES:
|
|
|
|
|
timestr = timezone.now().strftime('%Y/%m/%d')
|
|
|
|
|
imgextensions = ['jpg', 'png', 'jpeg', 'bmp']
|
|
|
|
|
fname = u''.join(str(filename))
|
|
|
|
|
isimage = len([i for i in imgextensions if fname.find(i) >= 0]) > 0
|
|
|
|
|
base_dir = os.path.join(settings.STATICFILES, "files" if not isimage else "image", timestr)
|
|
|
|
|
if not os.path.exists(base_dir):
|
|
|
|
|
os.makedirs(base_dir)
|
|
|
|
|
savepath = os.path.normpath(os.path.join(base_dir, f"{uuid.uuid4().hex}{os.path.splitext(filename)[-1]}"))
|
|
|
|
|
if not savepath.startswith(base_dir):
|
|
|
|
|
return HttpResponse("only for post")
|
|
|
|
|
with open(savepath, 'wb+') as wfile:
|
|
|
|
|
for chunk in request.FILES[filename].chunks():
|
|
|
|
|
wfile.write(chunk)
|
|
|
|
|
if isimage:
|
|
|
|
|
from PIL import Image
|
|
|
|
|
image = Image.open(savepath)
|
|
|
|
|
image.save(savepath, quality=20, optimize=True)
|
|
|
|
|
url = static(savepath)
|
|
|
|
|
response.append(url)
|
|
|
|
|
return HttpResponse(response)
|
|
|
|
|
|
|
|
|
|
else:
|
|
|
|
|
return HttpResponse("only for post")
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
def page_not_found_view(
|
|
|
|
|
request,
|
|
|
|
|
exception,
|
|
|
|
|
template_name='blog/error_page.html'):
|
|
|
|
|
if exception:
|
|
|
|
|
logger.error(exception)
|
|
|
|
|
url = request.get_full_path()
|
|
|
|
|
return render(request,
|
|
|
|
|
template_name,
|
|
|
|
|
{'message': _('Sorry, the page you requested is not found, please click the home page to see other?'),
|
|
|
|
|
'statuscode': '404'},
|
|
|
|
|
status=404)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
def server_error_view(request, template_name='blog/error_page.html'):
|
|
|
|
|
return render(request,
|
|
|
|
|
template_name,
|
|
|
|
|
{'message': _('Sorry, the server is busy, please click the home page to see other?'),
|
|
|
|
|
'statuscode': '500'},
|
|
|
|
|
status=500)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
def permission_denied_view(
|
|
|
|
|
request,
|
|
|
|
|
exception,
|
|
|
|
|
template_name='blog/error_page.html'):
|
|
|
|
|
if exception:
|
|
|
|
|
logger.error(exception)
|
|
|
|
|
return render(
|
|
|
|
|
request, template_name, {
|
|
|
|
|
'message': _('Sorry, you do not have permission to access this page?'),
|
|
|
|
|
'statuscode': '403'}, status=403)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
def clean_cache_view(request):
|
|
|
|
|
cache.clear()
|
|
|
|
|
return HttpResponse('ok')
|
