portal-oddajanje-solar/app.py
2021-05-25 13:59:38 +02:00

307 lines
11 KiB
Python

import logging
import os
import re
import configparser
from pathlib import Path
from werkzeug.security import check_password_hash
from flask import Flask, render_template, request, redirect, flash, safe_join, send_file
from flask_dropzone import Dropzone
from flask_migrate import Migrate, MigrateCommand
from flask_script import Manager
from flask_login import LoginManager, login_required, login_user, current_user
from portal.model import db, RegisteredUser
import portal.base
import portal.solar
import portal.regular
import portal.predavanja
# TODO: Implement user registration.
# TODO: Integrate Shibboleth login.
# TODO: make logging level configurable
logging.basicConfig(level=logging.DEBUG, format='[APP LOGGER] %(asctime)s %(levelname)s: %(message)s')
######################
# Load configuration #
######################
config = configparser.ConfigParser()
config.read('config.ini')
config = config['DEFAULT']
MAIL_HOST = config['MAIL_HOST']
MAIL_LOGIN = config['MAIL_LOGIN']
MAIL_PASS = config['MAIL_PASS']
APP_SECRET_KEY = bytes.fromhex(config['APP_SECRET_KEY'])
SMTP_PORT = int(config['SMTP_PORT'])
IMAP_PORT = int(config['IMAP_PORT'])
MAX_UPLOAD_SIZE = int(config['MAX_UPLOAD_SIZE']) # Bytes
MAX_FILES_PER_UPLOAD = int(config['MAX_FILES_PER_UPLOAD'])
CONTRACT_CLIENT_CONTACT = config['CONTRACT_CLIENT_CONTACT']
MAIL_SUBJECT = config['MAIL_SUBJECT']
MAIL_BODY = config['MAIL_BODY']
SQL_CONN_STR = config['SQL_CONN_STR']
DESC_PREVODI = config['DESC_PREVODI']
DESC_GIGAFIDA = config['DESC_GIGAFIDA']
DESC_PREDAVANJA = config['DESC_PREDAVANJA']
if 'UPLOADS_DIR' in config:
UPLOADS_DIR = Path(config['UPLOADS_DIR'])
else:
UPLOADS_DIR = Path(__file__).resolve().parent / 'uploads'
if not UPLOADS_DIR.exists:
UPLOADS_DIR.mkdir(parents=True)
# Override configs with environment variables, if set
if 'PORTALDS4DS1_MAIL_HOST' in os.environ:
MAIL_HOST = os.environ['PORTALDS4DS1_MAIL_HOST']
if 'PORTALDS4DS1_MAIL_LOGIN' in os.environ:
MAIL_LOGIN = os.environ['PORTALDS4DS1_MAIL_LOGIN']
if 'PORTALDS4DS1_MAIL_PASS' in os.environ:
MAIL_PASS = os.environ['PORTALDS4DS1_MAIL_PASS']
if 'PORTALDS4DS1_APP_SECRET_KEY' in os.environ:
APP_SECRET_KEY = bytes.fromhex(os.environ['PORTALDS4DS1_APP_SECRET_KEY'])
if 'PORTALDS4DS1_SMTP_PORT' in os.environ:
SMTP_PORT = int(os.environ['PORTALDS4DS1_SMTP_PORT'])
if 'PORTALDS4DS1_IMAP_PORT' in os.environ:
IMAP_PORT = int(os.environ['PORTALDS4DS1_IMAP_PORT'])
if 'PORTALDS4DS1_MAX_UPLOAD_SIZE' in os.environ:
MAX_UPLOAD_SIZE = int(os.environ['PORTALDS4DS1_MAX_UPLOAD_SIZE'])
if 'PORTALDS4DS1_MAX_FILES_PER_UPLOAD' in os.environ:
MAX_FILES_PER_UPLOAD = int(os.environ['PORTALDS4DS1_MAX_FILES_PER_UPLOAD'])
if 'PORTALDS4DS1_CONTRACT_CLIENT_CONTACT' in os.environ:
CONTRACT_CLIENT_CONTACT = os.environ['PORTALDS4DS1_CONTRACT_CLIENT_CONTACT']
if 'PORTALDS4DS1_UPLOADS_DIR' in os.environ:
UPLOADS_DIR = os.environ['PORTALDS4DS1_UPLOADS_DIR']
if 'PORTALDS4DS1_MAIL_SUBJECT' in os.environ:
MAIL_SUBJECT = os.environ['PORTALDS4DS1_MAIL_SUBJECT']
if 'PORTALDS4DS1_MAIL_BODY' in os.environ:
MAIL_BODY = os.environ['PORTALDS4DS1_MAIL_BODY']
if 'PORTALDS4DS1_SQL_CONN_STR' in os.environ:
SQL_CONN_STR = os.environ['PORTALDS4DS1_SQL_CONN_STR']
if 'PORTALDS4DS1_DESC_PREVODI' in os.environ:
DESC_PREVODI = os.environ['PORTALDS4DS1_DESC_PREVODI']
if 'PORTALDS4DS1_DESC_GIGAFIDA' in os.environ:
DESC_GIGAFIDA = os.environ['PORTALDS4DS1_DESC_GIGAFIDA']
ENABLED_CORPUSES = ['prevodi', 'gigafida', 'solar', 'predavanja']
CORPUSES_LOGIN_REQUIRED = ['solar']
######################
app = Flask(__name__)
app.config.update(
SECRET_KEY = APP_SECRET_KEY,
UPLOADED_PATH = UPLOADS_DIR,
MAX_CONTENT_LENGTH = MAX_UPLOAD_SIZE,
TEMPLATES_AUTO_RELOAD = True,
SQLALCHEMY_DATABASE_URI = SQL_CONN_STR,
SQLALCHEMY_ECHO = True
)
app.url_map.strict_slashes = False
# Run "python app.py db -?" to see more info about DB migrations.
manager = Manager(app)
db.init_app(app)
migrate = Migrate(app, db)
manager.add_command('db', MigrateCommand)
# Set up dropzone.js to serve all the stuff for "file dropping" on the web interface.
dropzone = Dropzone(app)
upload_handler_regular = portal.regular.UploadHandlerRegular(
UPLOADS_DIR=UPLOADS_DIR,
MAIL_HOST=MAIL_HOST,
MAIL_LOGIN=MAIL_LOGIN,
MAIL_PASS=MAIL_PASS,
SMTP_PORT=SMTP_PORT,
IMAP_PORT=IMAP_PORT,
MAIL_SUBJECT=MAIL_SUBJECT,
MAIL_BODY=MAIL_BODY,
CONTRACT_CLIENT_CONTACT=CONTRACT_CLIENT_CONTACT,
MAX_FILES_PER_UPLOAD=MAX_FILES_PER_UPLOAD
)
upload_handler_solar = portal.solar.UploadHandlerSolar(
UPLOADS_DIR=UPLOADS_DIR,
MAIL_HOST=MAIL_HOST,
MAIL_LOGIN=MAIL_LOGIN,
MAIL_PASS=MAIL_PASS,
SMTP_PORT=SMTP_PORT,
IMAP_PORT=IMAP_PORT,
MAIL_SUBJECT=MAIL_SUBJECT,
MAIL_BODY=MAIL_BODY,
CONTRACT_CLIENT_CONTACT=CONTRACT_CLIENT_CONTACT,
MAX_FILES_PER_UPLOAD=MAX_FILES_PER_UPLOAD
)
upload_handler_predavanja = portal.predavanja.UploadHandlerPredavanja(
UPLOADS_DIR=UPLOADS_DIR,
MAIL_HOST=MAIL_HOST,
MAIL_LOGIN=MAIL_LOGIN,
MAIL_PASS=MAIL_PASS,
SMTP_PORT=SMTP_PORT,
IMAP_PORT=IMAP_PORT,
MAIL_SUBJECT=MAIL_SUBJECT,
MAIL_BODY=MAIL_BODY,
CONTRACT_CLIENT_CONTACT=CONTRACT_CLIENT_CONTACT,
MAX_FILES_PER_UPLOAD=MAX_FILES_PER_UPLOAD
)
# Use flask-login to manage user sessions where they are required.
login_manager = LoginManager(app)
login_manager.init_app(app)
@app.route('/')
def index():
return render_template('index.html')
@app.route('/<corpus_name>')
def index_corpus(corpus_name):
if corpus_name not in ENABLED_CORPUSES:
return 'Korpus "{}" ne obstaja.'.format(corpus_name), 404
if corpus_name == 'prevodi':
description = DESC_PREVODI
elif corpus_name == 'gigafida':
description = DESC_GIGAFIDA
elif corpus_name == 'predavanja':
return render_template('basic-predavanja.html', description=DESC_PREDAVANJA, max_files=MAX_FILES_PER_UPLOAD)
elif corpus_name == 'solar':
if current_user.is_authenticated:
return redirect('/solar/oddaja')
return redirect('/solar/login')
return render_template('basic.html',
corpus_name=corpus_name, description=description, max_files=MAX_FILES_PER_UPLOAD)
@login_manager.user_loader
def load_user(user_id):
return RegisteredUser.query.get(int(user_id))
@app.route('/solar/login')
def login_get():
return render_template('login.html', corpus_name='solar', title='ŠOLAR')
@app.route('/<corpus_name>/login', methods=['POST'])
def login_post(corpus_name):
if corpus_name not in ENABLED_CORPUSES or corpus_name not in CORPUSES_LOGIN_REQUIRED:
return 404
email = request.form.get('email')
password = request.form.get('password')
remember = True if request.form.get('remember') else False
user = RegisteredUser.query.filter_by(email=email).first()
if not user or not check_password_hash(user.pass_hash, password):
flash('Napačni podatki za prijavo. Poskusite ponovno.')
return redirect('/{}/login'.format(corpus_name))
if not user.active:
flash('Vaš uporabniški račun še ni bil aktiviran.')
return redirect('/{}/login'.format(corpus_name))
# Check if user is authorized to log into this corpus. Admins are an exception.
if not portal.base.has_user_corpus_access(user.id, corpus_name):
flash('Nimate dostop do tega korpusa.')
return redirect('/{}/login'.format(corpus_name))
login_user(user, remember=remember)
if corpus_name == 'solar':
return redirect('/solar/oddaja')
return 404
# TODO: Move solar stuff to seperate file using Flask blueprints.
# TODO: Better routing logic.
@app.route('/solar/<path:text>')
@login_required
def solar(text):
if not portal.base.has_user_corpus_access(current_user.id, 'solar'):
return 404
if text.startswith('oddaja/') or text == 'oddaja':
return render_template('solar-oddaja.html')
elif text.startswith('zgodovina/') or text == 'zgodovina':
upload_items = portal.solar.get_upload_history(current_user.id)
uploader_names = []
institution_names = []
for item in upload_items:
uploader_names.append(portal.base.get_user_obj(current_user.id).name)
institution = portal.base.get_institution_obj(item.institution)
if not institution:
institution_names.append(None)
else:
institution_names.append(institution.name)
return render_template('solar-zgodovina.html', upload_history=upload_items, uploader_names=uploader_names,
institution_names=institution_names)
elif text.startswith('pogodbe/') or text == 'pogodbe':
# Check for ownload contract request.
match = re.match('^pogodbe/[a-z0-9_]+\.pdf$', text)
if match:
filename = match.group(1)
safe_path = safe_join(str(upload_handler_solar.get_uploads_subdir('contracts')), filename)
try:
return send_file(safe_path, as_attachment=True)
except FileNotFoundError:
return 404
user_obj = portal.base.get_user_obj(current_user.get_id())
institution_id = user_obj.institution
contracts_students = []
contract_school = None
show_upload_form = True
if institution_id:
contracts_students = portal.solar.get_institution_student_contracts(institution_id)
contract_school = portal.solar.get_institution_contract(institution_id)
else:
show_upload_form = False
return render_template('solar-pogodbe.html', contracts_students=contracts_students,
contract_school=contract_school, show_upload_form=show_upload_form)
elif text.startswith('admin/') or text == 'admin':
if current_user.role == 'admin':
return render_template('solar-admin.html')
return 404
@app.route('/solar/pogodbe', methods=['POST'])
@login_required
def solar_upload_contract():
if not portal.base.has_user_corpus_access(current_user.id, 'solar'):
return 404
return upload_handler_solar.handle_contract_upload(request, current_user.get_id())
@app.route('/<corpus_name>/upload', methods=['POST'])
def handle_upload(corpus_name):
if corpus_name not in ENABLED_CORPUSES:
return 404
if corpus_name == 'solar':
if not current_user.is_authenticated:
return 404
if not portal.base.has_user_corpus_access(current_user.id, corpus_name):
return 404
return upload_handler_solar.handle_upload(request, current_user.get_id())
elif corpus_name == 'predavanja':
return upload_handler_predavanja.handle_upload(request)
else:
return upload_handler_regular.handle_upload(request, corpus_name)
if __name__ == '__main__':
app.run(debug=True)