def impression_edit(request, book_id, impression_id=None):
"""感想の編集"""
book = get_object_or_404(Book, pk=book_id) # 親の書籍を読む
if impression_id: # impression_id が指定されている (修正時)
impression = get_object_or_404(Impression, pk=impression_id)
else: # impression_id が指定されていない (追加時)
impression = Impression()
if request.method == 'POST':
form = ImpressionForm(
request.POST, instance=impression) # POST された request データからフォームを作成
if form.is_valid(): # フォームのバリデーション
impression = form.save(commit=False)
impression.book = book # この感想の、親の書籍をセット
impression.save()
return redirect('cms:impression_list', book_id=book_id)
else: # GET の時
form = ImpressionForm(
instance=impression) # impression インスタンスからフォームを作成
return render(
request, 'cms/impression_edit.html',
dict(form=form, book_id=book_id, impression_id=impression_id))
def impression_edit(request, book_id, impression_id=None):
book = get_object_or_404(Book, pk=book_id)
if impression_id:
# 수정
impression = get_object_or_404(Impression, pk=impression_id)
else:
# 추가
impression = Impression()
if request.method == 'POST':
# DB 반영 작업
form = ImpressionForm(request.POST, instance=impression)
if form.is_valid():
writer2 = request.session['user_id']
impression.replyname = writer2
impression = form.save(commit=False)
impression.book = book
impression.save()
return redirect('cms:impression_list', book_id=book_id)
else:
# 화면에 View 작업
form = ImpressionForm(instance=impression)
return render(
request, "cms/impression_edit.html",
dict(form=form, book_id=book_id, impression_id=impression_id))
def test_valid(self):
"""正常な入力を行えばエラーにならないことを検証"""
params = dict(comment='感想')
impression = Impression()
form = ImpressionForm(params, instance=impression)
self.assertTrue(form.is_valid())
def test_either(self):
"""何も入力しなければエラーになることを検証"""
params = dict()
impression = Impression()
form = ImpressionForm(params, instance=impression)
self.assertFalse(form.is_valid())
