105 lines
4.6 KiB
Python
105 lines
4.6 KiB
Python
# -*- coding: utf-8 -*-
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from django.shortcuts import render
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from .models import Post
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from django.db.models import Count, Max, Min, Q
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from django.utils import timezone
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from django.shortcuts import render, get_object_or_404, render_to_response
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from django.shortcuts import redirect
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from .forms import PostForm
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from django.core.paginator import Paginator, EmptyPage, PageNotAnInteger
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from django.contrib.auth.decorators import login_required
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from taggit.models import Tag
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import math
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def cloud():
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min_font = 11
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max_font = 28
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#size = max(min_font, round((min_font+(tag_list[i]-min_w)*step)*(math.log(tag_list[i])/Math.log(max_w))))
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v = Tag.objects.all().annotate(c = Count('post')).filter(c__gt = 0).aggregate(Min('c'), Max('c'))
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max_tag, min_tag = v["c__max"], v["c__min"]
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step = (max_font - min_font)/float(max_tag-min_tag)
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#print step
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"""
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tags = Tag.objects.all().annotate(
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c = Count('post'), f=min_font + (Count('post')-min_tag)*step).filter(
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c__gt = 0).order_by('name')
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"""
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tags = Tag.objects.all().annotate(c = Count('post')).order_by('name').filter(c__gt = 0)
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return tags
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def post_list(request, page='1', tag=None):
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if tag is None:
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post_list = Post.objects.filter(published_date__lte=timezone.now()).order_by('-published_date')#[int(page)*5-5:int(page)*5]
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else:
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post_list = Post.objects.filter(tags__name=tag).order_by('-published_date')
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search_query = ''
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if request.GET.get('search'):
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search_query = request.GET.get('search')
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post_list = Post.objects.filter(Q(title__contains = request.GET.get('search')) | Q(text__contains = request.GET.get('search'))).order_by('-published_date')
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paginator = Paginator(post_list, 5)
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page = request.GET.get('page')
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latest = Post.objects.filter(published_date__lte=timezone.now()).order_by('-published_date')[0:9]
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#cloud = cloud() local variable 'cloud' referenced before assignment
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tag_cloud = cloud()
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try:
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posts = paginator.page(page)
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except PageNotAnInteger: # If page is not an integer, deliver first page.
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posts = paginator.page(1)
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except EmptyPage: # If page is out of range (e.g. 9999), deliver last page of results.
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posts = paginator.page(paginator.num_pages)
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#print dir(posts.paginator)
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return render_to_response('blog/post_list.html', {'posts': posts, 'latest': latest, 'cloud': tag_cloud, 'search_query': search_query})
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def post_detail(request, pk):
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post = get_object_or_404(Post, pk=pk)
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tags = post.tags.names()
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tag_cloud = cloud()
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latest = Post.objects.filter(published_date__lte=timezone.now()).order_by('-published_date')[0:9]
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if request.POST.get('action') == 'delete':
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if request.user.is_authenticated():
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post.delete()
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return redirect('/')
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else:
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return redirect('/admin/login/?next=/post/' + pk)
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return render(request, 'blog/post_detail.html', {'post': post, 'tags': tags, 'latest': latest, 'cloud': tag_cloud})
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@login_required(login_url="/admin/login/?next=/")
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def post_new(request):
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tag_cloud = cloud()
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latest = Post.objects.filter(published_date__lte=timezone.now()).order_by('-published_date')[0:9]
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if request.method == "POST":
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form = PostForm(request.POST)
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if form.is_valid():
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post = form.save(commit=False)
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post.author = request.user
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post.published_date = timezone.now()
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post.save()
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form.save_m2m()
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return redirect('blog.views.post_detail', pk=post.pk)
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else:
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form = PostForm()
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return render(request, 'blog/post_edit.html', {'form': form, 'latest': latest, 'cloud': tag_cloud})
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@login_required(login_url="/admin/login/?next=/")
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def post_edit(request, pk):
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tag_cloud = cloud()
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latest = Post.objects.filter(published_date__lte=timezone.now()).order_by('-published_date')[0:9]
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post = get_object_or_404(Post, pk=pk)
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if request.method == "POST":
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form = PostForm(request.POST, instance = post)
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if form.is_valid():
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post = form.save(commit=False)
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post.author = request.user
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#post.published_date = timezone.now()
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post.save()
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form.save_m2m()
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return redirect('blog.views.post_detail', pk=post.pk)
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else:
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form = PostForm(instance=post)
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return render(request, 'blog/post_edit.html', {'form': form, 'latest': latest, 'cloud': tag_cloud})
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