Update to current flask version

.flaskenv

+FLASK_APP=server.py:app
+FLASK_ENV=development

models/database.py

-from flask.ext.login import UserMixin
+from flask_login import UserMixin
 
 from datetime import datetime
 import random

models/forms.py

-from flask.ext.wtf import Form
+from flask_wtf import Form
 from wtforms import StringField, PasswordField, BooleanField, SelectMultipleField, SelectField, DateField, IntegerField, TextAreaField, HiddenField
 from wtforms.validators import InputRequired, Length, EqualTo, Email, Optional, Length, NumberRange, AnyOf
 from models.database import User

modules/admin.py

 from flask import Blueprint, redirect, url_for, request, flash, abort, send_file, Response
-from flask.ext.login import login_required
+from flask_login import login_required
 from passlib.hash import pbkdf2_sha256
 
 from datetime import datetime, timedelta

modules/speech.py

 from flask import Blueprint, redirect, url_for, request, flash, abort, send_file, Response
-from flask.ext.login import login_required
+from flask_login import login_required
 
 from models.database import User, Statement, Speaker, Topic, Event
 from models.forms import AddStatementForm

requirements.txt

-alembic==0.9.6
+alembic==1.7.3
 blinker==1.4
-Flask==0.10.1
-Flask-Login==0.3.2
-Flask-Migrate==1.6.0
+click==8.0.1
+Flask==2.0.1
+Flask-Login==0.5.0
+Flask-Migrate==3.1.0
 Flask-Passlib==0.1
 Flask-Principal==0.4.0
-Flask-Script==2.0.5
-Flask-SQLAlchemy==2.1
-Flask-WTF==0.12
-itsdangerous==0.24
-Jinja2==2.8
-Mako==1.0.3
-MarkupSafe==0.23
+Flask-Script==2.0.6
+Flask-SQLAlchemy==2.5.1
+Flask-WTF==0.15.1
+greenlet==1.1.1
+itsdangerous==2.0.1
+Jinja2==3.0.1
+Mako==1.1.5
+MarkupSafe==2.0.1
 passlib==1.6.1
-pkg-resources==0.0.0
-psycopg2==2.7
-python-dateutil==2.8.1
-python-editor==0.4
-six==1.15.0
-SQLAlchemy==1.0.9
-Werkzeug==0.10.4
-WTForms==2.0.2
+psycopg2==2.9.1
+python-dateutil==2.8.2
+python-dotenv==0.19.0
+python-editor==1.0.4
+six==1.16.0
+SQLAlchemy==1.4.23
+Werkzeug==2.0.1
+WTForms==2.3.3

server.py

 #!/usr/bin/env python3
 
 from flask import Flask, g, current_app, request, session, flash, redirect, url_for, abort, render_template, Response
-from flask.ext.login import login_user, logout_user, login_required, current_user
-from flask.ext.principal import Principal, Identity, AnonymousIdentity, identity_changed, identity_loaded, UserNeed, RoleNeed
-from flask.ext.script import Manager, prompt, prompt_pass
-from flask.ext.migrate import Migrate, MigrateCommand
+import click
+from flask_login import login_user, logout_user, login_required, current_user
+from flask_principal import Principal, Identity, AnonymousIdentity, identity_changed, identity_loaded, UserNeed, RoleNeed
+from flask_migrate import Migrate
 from passlib.hash import pbkdf2_sha256
 
 import config
@@ -17,8 +17,6 @@ app = Flask(__name__)
 app.config.from_object(config)
 db.init_app(app)
 migrate = Migrate(app, db)
-manager = Manager(app)
-manager.add_command('db', MigrateCommand)
 login_manager.init_app(app)
 login_manager.login_view = "login"
 login_manager.login_message_category = "alert-error"
@@ -30,31 +28,30 @@ from modules import admin, speech
 app.register_blueprint(admin.admin, url_prefix="/admin")
 app.register_blueprint(speech.speech, url_prefix="/speech")
 
-@manager.command
-def addadmin():
+@app.cli.command()
+@click.option("--username", prompt=True)
+@click.option("--realname", prompt=True)
+@click.option("--password", prompt=True, hide_input=True)
+def addadmin(username, realname, password):
     """Add a new administrative user to the system"""
-    print("Adding new administrative user:")
-    admin_real_name = prompt("Real name")
-    admin_login = prompt("Username")
-    admin_pass = prompt_pass("Password")
-    if admin_real_name is not None and admin_login is not None and admin_pass is not None:
-        admin_hashed_pw = pbkdf2_sha256.encrypt(admin_pass, rounds=200000, salt_size=16)
-        u = User(admin_real_name, admin_login, admin_hashed_pw, ["admin", "user"])
+    if username is not None and realname is not None and password is not None:
+        hashed_pw = pbkdf2_sha256.encrypt(password, rounds=200000, salt_size=16)
+        u = User(realname, username, hashed_pw, ["admin", "user"])
         db.session.add(u)
         db.session.commit()
     else:
         print("The provided data was invalid.")
 
-@manager.command
+@app.cli.command()
+@click.option("--username", prompt=True)
+@click.option("--realname", prompt=True)
+@click.option("--password", prompt=True, hide_input=True)
 def adduser():
     """Add a new user to the system"""
     print("Adding new user:")
-    admin_real_name = prompt("Real name")
-    admin_login = prompt("Username")
-    admin_pass = prompt_pass("Password")
-    if admin_real_name is not None and admin_login is not None and admin_pass is not None:
-        admin_hashed_pw = pbkdf2_sha256.encrypt(admin_pass, rounds=200000, salt_size=16)
-        u = User(admin_real_name, admin_login, admin_hashed_pw, ["user"])
+    if realname is not None and username is not None and password is not None:
+        hashed_pw = pbkdf2_sha256.encrypt(password, rounds=200000, salt_size=16)
+        u = User(realname, username, hashed_pw, ["user"])
         db.session.add(u)
         db.session.commit()
     else:

shared.py

-from flask.ext.sqlalchemy import SQLAlchemy
-from flask.ext.login import LoginManager
-from flask.ext.principal import Permission, RoleNeed
+from flask_sqlalchemy import SQLAlchemy
+from flask_login import LoginManager
+from flask_principal import Permission, RoleNeed
 
 db = SQLAlchemy()
 login_manager = LoginManager()