Nevar pievienot vairāk kā 25 tēmas Tēmai ir jāsākas ar burtu vai ciparu, tā var saturēt domu zīmes ('-') un var būt līdz 35 simboliem gara.

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  1. # @name: book.py
  2. # @creation_date: 2022-04-05
  3. # @license: The MIT License <https://opensource.org/licenses/MIT>
  4. # @author: Simon Bowie <ad7588@coventry.ac.uk>
  5. # @purpose: book route for book-related functions and pages
  6. # @acknowledgements:
  7. # https://www.digitalocean.com/community/tutorials/how-to-make-a-web-application-using-flask-in-python-3
  8. from flask import Blueprint, render_template, request, flash, redirect, url_for
  9. from flask_login import login_required, current_user
  10. from .models import Resource
  11. from .resources import *
  12. from .relationships import *
  13. from werkzeug.exceptions import abort
  14. from . import db
  15. import os
  16. book = Blueprint('book', __name__)
  17. # route for displaying all books in database
  18. @book.route('/books')
  19. def get_books():
  20. books = Resource.query.filter_by(type='book')
  21. for key in request.args.keys():
  22. if key == 'practice':
  23. query = 'SELECT Resource.* FROM Resource LEFT JOIN Relationship ON Resource.id=Relationship.first_resource_id WHERE Relationship.second_resource_id=' + request.args.get(key) + ' AND Resource.type="book";'
  24. books = db.engine.execute(query)
  25. else:
  26. kwargs = {'type': 'book', key: request.args.get(key)}
  27. tools = Resource.query.filter_by(**kwargs)
  28. # get filters
  29. # practices
  30. practices_filter = Resource.query.filter_by(type='practice').with_entities(Resource.id, Resource.name)
  31. return render_template('resources.html', resources=books, type='book', practices_filter=practices_filter)
  32. # route for displaying a single book based on the ID in the database
  33. @book.route('/books/<int:book_id>')
  34. def show_book(book_id):
  35. book = get_resource(book_id)
  36. relationships = get_relationships(book_id)
  37. book_data = get_book_data(book.isbn)
  38. return render_template('book.html', resource=book, relationships=relationships, book=book_data)
  39. # route for editing a single book based on the ID in the database
  40. @book.route('/books/<int:book_id>/edit', methods=('GET', 'POST'))
  41. @login_required
  42. def edit_book(book_id):
  43. book = get_resource(book_id)
  44. resource_dropdown = Resource.query
  45. existing_relationships = get_relationships(book_id)
  46. if request.method == 'POST':
  47. if not request.form['name']:
  48. flash('Name is required!')
  49. else:
  50. book = Resource.query.get(book_id)
  51. book.name = request.form['name']
  52. book.isbn = request.form['isbn']
  53. db.session.commit()
  54. linked_resources = request.form.getlist('linked_resources')
  55. remove_linked_resources = request.form.getlist('remove_linked_resources')
  56. edit_relationships(book_id, linked_resources, remove_linked_resources, existing_relationships)
  57. return redirect(url_for('book.get_books',_external=True,_scheme=os.environ.get('SSL_SCHEME')))
  58. return render_template('edit.html', resource=book, resource_dropdown=resource_dropdown, relationships=existing_relationships)
  59. # route for function to delete a single book from the edit page
  60. @book.route('/books/<int:book_id>/delete', methods=('POST',))
  61. @login_required
  62. def delete_book(book_id):
  63. delete_resource(book_id)
  64. return redirect(url_for('book.get_books',_external=True,_scheme=os.environ.get('SSL_SCHEME')))