def book_list(request):
if request.method == 'GET':
all_books = Book.objects.all()
template = 'books/list.html'
context = {'all_books': all_books}
return render(request, template, context)
elif request.method == 'POST':
form_data = request.POST
new_book = Book()
new_book.title = form_data['title']
new_book.author = form_data['author']
new_book.ISBN_num = form_data['ISBN_num']
new_book.year_published = form_data['year_published']
librarian = Librarian()
librarian.id = request.user.librarian.id
new_book.librarian = librarian
library = Library()
library.id = form_data['location']
new_book.location = library
new_book.save()
return redirect(reverse('libraryapp:books'))
def categories_detail(request, category_id):
try:
c = Category.objects.get(pk=category_id)
books = Book.objects.filter(category_id=category_id)
print(books)
except Exception as e:
raise JsonResponse({"error": str(e)}, status=404)
if request.method == 'GET':
resp = [b.to_json() for b in books]
return JsonResponse(resp, safe=False)
elif request.method == 'PUT':
data = QueryDict(request.body)
c.title = data.get('title', c.title)
c.save()
return JsonResponse(c.to_json())
elif request.method == 'DELETE':
c.delete()
return JsonResponse(c.to_json())
elif request.method == 'POST':
data = request.POST
b = Book()
b.title = data.get('title', '')
b.author = data.get('author', '')
b.category_id = c
b.save()
return JsonResponse(b.to_json())
def book_list(request):
if request.method == 'GET':
## SQL METHOD
# with sqlite3.connect(Connection.db_path) as conn:
# conn.row_factory = model_factory(Book)
# db_cursor = conn.cursor()
# db_cursor.execute("""
# select
# b.id,
# b.title,
# b.isbn,
# b.author,
# b.year_published,
# b.librarian_id,
# b.location_id
# from libraryapp_book b
# """)
# all_books = db_cursor.fetchall()
# ORM Method
all_books = Book.objects.all()
template = 'books/list.html'
context = {'all_books': all_books}
return render(request, template, context)
elif request.method == 'POST':
form_data = request.POST
## SQL METHOD
# with sqlite3.connect(Connection.db_path) as conn:
# db_cursor = conn.cursor()
# db_cursor.execute("""
# INSERT INTO libraryapp_book
# (
# title, author, isbn,
# year_published, location_id, librarian_id
# )
# VALUES (?, ?, ?, ?, ?, ?)
# """,
# (form_data['title'], form_data['author'],
# form_data['isbn'], form_data['year_published'],
# request.user.librarian.id, form_data["location"]))
# ORM METHOD
new_book = Book(title=form_data['title'],
author=form_data['author'],
isbn=form_data['isbn'],
year_published=form_data['year_published'],
librarian_id=request.user.librarian.id,
location_id=form_data["location"])
new_book.save()
return redirect(reverse('libraryapp:books'))
def book_list(request):
if request.method == 'GET':
# with sqlite3.connect(Connection.db_path) as conn:
# conn.row_factory = sqlite3.Row
# db_cursor = conn.cursor()
# db_cursor.execute("""
# select
# b.id,
# b.title,
# b.isbn,
# b.author,
# b.year_published,
# b.librarian_id,
# b.library_id,
# b.publisher
# from libraryapp_book b
# """)
# all_books = []
# dataset = db_cursor.fetchall()
# for row in dataset:
# book = Book()
# book.id = row['id']
# book.title = row['title']
# book.isbn = row['isbn']
# book.author = row['author']
# book.year_published = row['year_published']
# book.librarian_id = row['librarian_id']
# book.library_id = row['library_id']
# book.publisher = row['publisher']
# all_books.append(book)
all_books = Book.objects.all()
template = 'books/list.html'
context = {
'all_books': all_books
}
return render(request, template, context)
elif request.method == 'POST':
form_data = request.POST
with sqlite3.connect(Connection.db_path) as conn:
db_cursor = conn.cursor()
# db_cursor.execute("""
# INSERT INTO libraryapp_book
# (
# title, author, isbn,
# year_published, library_id, librarian_id,
# publisher
# )
# VALUES (?, ?, ?, ?, ?, ?, ?)
# """,
# (form_data['title'], form_data['author'],
# form_data['isbn'], form_data['year_published'],
# request.user.librarian.id, form_data["location"],
# form_data['publisher']))
new_book = Book()
new_book.title = form_data['title']
new_book.author = form_data['author']
new_book.isbn = form_data['isbn']
new_book.year_published = form_data['year_published']
new_book.publisher = form_data['publisher']
new_book.librarian_id = request.user.librarian.id
new_book.library_id = form_data['library']
new_book.save()
return redirect(reverse('libraryapp:books'))
def book_list(request):
if request.method == 'GET':
# with sqlite3.connect(Connection.db_path) as conn:
# conn.row_factory = sqlite3.Row
# db_cursor = conn.cursor()
# db_cursor.execute("""
# select
# b.id,
# b.title,
# b.isbn,
# b.author,
# b.year,
# b.librarian_id,
# b.location_id
# from libraryapp_book b
# """)
# all_books = []
# dataset = db_cursor.fetchall()
# for row in dataset:
# book = Book()
# book.id = row['id']
# book.title = row['title']
# book.isbn = row['isbn']
# book.author = row['author']
# book.year = row['year']
# book.librarian_id = row['librarian_id']
# book.location_id = row['location_id']
# all_books.append(book)
all_books = Book.objects.all()
title = request.GET.get('title', None)
# title = request.GET['title']
if title is not None:
all_books = all_books.filter(title__contains=title)
template = 'books/list.html'
context = {
'all_books': all_books
}
return render(request, template, context)
elif request.method == 'POST':
form_data = request.POST
# with sqlite3.connect(Connection.db_path) as conn:
# db_cursor = conn.cursor()
# db_cursor.execute("""
# INSERT INTO libraryapp_book
# (
# title, author, isbn,
# year, location_id, librarian_id
# )
# VALUES (?, ?, ?, ?, ?, ?)
# """,
# (form_data['title'], form_data['author'],
# form_data['isbn'], form_data['year_published'],
# request.user.librarian.id, form_data["location"]))
# instantiate...
new_book = Book(
title = form_data['title'],
author = form_data['author'],
isbn = form_data['isbn'],
year = form_data['year_published'],
librarian_id = request.user.librarian.id,
location_id = form_data["location"]
)
# and then save to the db
print(new_book.librarian.user.username)
new_book.save()
# Or...
# Use a shortcut to do both at the same time
# new_book = Book.objects.create(
# title = form_data['title'],
# author = form_data['author'],
# isbn = form_data['isbn'],
# year = form_data['year_published'],
# location_id = request.user.librarian.id,
# librarian_id = form_data["location"]
# )
return redirect(reverse('libraryapp:books'))
