def fill_articles(self):
if Article.objects.count() > 0:
return
fake = Faker()
tags_set = Tags.objects.all()
print()
for i in range(40):
post = Article()
post.title = fake.sentence(nb_words=6, variable_nb_words=True, ext_word_list=None)
post.text = fake.text(max_nb_chars=3000, ext_word_list=None)
post.creationDate = fake.date(pattern="%Y-%m-%d", end_datetime=None)
post.departureDate = fake.date(pattern="%Y-%m-%d", end_datetime=None)
post.returnDate = fake.date(pattern="%Y-%m-%d", end_datetime=None)
post.shortDescription = fake.text(max_nb_chars=100, ext_word_list=None)
post.image = random.choice(photos)
post.id = i
post.location = fake.sentence(nb_words=1, variable_nb_words=True, ext_word_list=None)
post.save()
# заполениение поля ManyToManyField() должно происходить после сохранения записи в базу (после post.save())
# иначе будет instance is on database "None", value is on database "default" - невозможно связать с несуществующей записью
for j in range(3):
t = random.choice(tags_set)
post.tags.add(t)
self.stdout.write('add tag [%s] in article [%d]' % (t, i))
self.stdout.write('add article [%d]' % post.id)
def create_article(request):
""" Upload images """
from PIL import Image
form = ArticleForm(request.POST, request.FILES)
if form.is_valid():
# insert the article into db
article = Article(client=request.user,
title=form.cleaned_data['title'],
body=form.cleaned_data['body'],
image=form.cleaned_data['image'])
article.save()
# getting article topics
article_topics = request.POST.get('article-topics', '')
article_topics = json.loads(article_topics)
# add topics to article
for key, value in article_topics.iteritems():
topic_id = key.split('_')[-1]
if value:
topic = Topic.objects.get(id=topic_id)
article.topics.add(topic)
article.save()
# IMAGE tasks
# get article after inserting it
article = Article.objects.latest('pk')
# image article, extension and path
image = article.image
ext = image.name.split('.')[-1].lower()
path = image.path
# resize image
image = Image.open(image)
image = image.resize((800, 500))
image.save('blog/static/blog/img/articles/{}.{}'.format(
article.id, ext))
article.image = 'blog/img/articles/{}.{}'.format(article.id, ext)
article.save()
# delete old image
if os.path.exists(path):
os.remove(path)
return HttpResponseRedirect(reverse('blog:index'))
def write(request):
if request.method == 'GET':
aform = ArticleForm()
return render(request, 'write.html', context={'aform': aform})
else:
aform = ArticleForm(request.POST)
print(aform)
if aform.is_valid():
data = aform.cleaned_data
article = Article()
article.title = data.get('title')
article.desc = data.get('desc')
article.content = data.get('content')
article.image = data.get('image')
article.user = data.get('user') #1对多，可直接赋值
article.save()
article.tags.set(data.get('tags')) #多对多，必须文章生成后有了文章id才能添加标签
return redirect(reverse('blog:index'))
else:
print('校验失败')
return HttpResponse('TEST')
