initial commit

app.py

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+import sqlite3
+
+from flask import Flask, render_template, request, url_for, flash, redirect
+from werkzeug.exceptions import abort
+
+
+def get_db_connection():
+    conn = sqlite3.connect('database.db')
+    conn.row_factory = sqlite3.Row
+    return conn
+
+def get_post(post_id):
+    conn = get_db_connection()
+    post = conn.execute('SELECT * FROM posts WHERE id = ?',
+                        (post_id,)).fetchone()
+    conn.close()
+    if post is None:
+        abort(404)
+    return post
+
+
+app = Flask(__name__)
+# app.config['SECRET_KEY'] = 'hello'
+
+@app.route('/')
+def index():
+    conn = get_db_connection()
+    posts = conn.execute('SELECT * FROM posts').fetchall()
+    conn.close()
+
+    return render_template('index.html', posts=posts)
+
+@app.route('/<int:event_id>')
+def post(post_id):
+    post = get_post(post_id)
+    return render_template('calendar.html', post=post)
+
+

calendar_interface.py

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+
+import json
+from lib2to3.pgen2.tokenize import TokenError
+import logging
+
+import requests
+import msal
+
+config = {
+    "authority": "https://login.microsoftonline.com/propedal.at",
+    "client_id": "52f192c4-875d-44a2-b28a-575e920225e5", # client public id (from azure web interface)#"da3fc28c-5fcf-4884-9477-903a4420cc3d",
+    "scope": ["https://graph.microsoft.com/.default"], # scopes from api
+    "secret": "irj8Q~PliZzSe7JnXEaiWKQ6v0CAg1DTZOO~Ccsf" # api secret key (from azure web interface)#"bqP8Q~SEp_AmYYDZoEykXxZdADoCOhzOOhbO3c3T"
+}
+USER_ID = "simone.profus@propedal.at" # user with calendar #"2af02ca1-77fc-46fd-90af-c754306081cb" # 
+CALENDAR_ID = "AAMkADY0MDg1MTVjLTg5ZjItNGQxYS04MGQ3LWY2NjJmYjM0YmZhOQBGAAAAAADXD7SdVoWYQI4RYXbBumMEBwAf_ngZxs71RonY3GuLL8TVAAAAAAEGAAAf_ngZxs71RonY3GuLL8TVAADHFxN2AAA=" # calendar id -  determined by /users/id/calendars
+
+# Optional logging
+logging.basicConfig(format='%(asctime)s,%(msecs)d %(levelname)-4s [%(filename)s:%(lineno)d] %(message)s',
+    datefmt='%Y-%m-%d:%H:%M:%S',
+    level=logging.INFO)
+# logging.getLogger("msal").setLevel(logging.INFO)  # Optionally disable MSAL DEBUG logs
+
+def get_access_token():
+    #with open("auth_config.json") as f: 
+    #    config = json.load(f)
+
+    # Create a preferably long-lived app instance which maintains a token cache.
+    app = msal.ConfidentialClientApplication(
+        config["client_id"], authority=config["authority"],
+        client_credential=config["secret"],
+        # token_cache=...  # Default cache is in memory only.
+                        # You can learn how to use SerializableTokenCache from
+                        # https:#msal-python.readthedocs.io/en/latest/#msal.SerializableTokenCache
+        )
+
+    # The pattern to acquire a token looks like this.
+    result = None
+
+    # Firstly, looks up a token from cache
+    # Since we are looking for token for the current app, NOT for an end user,
+    # notice we give account parameter as None. # TODO: token never exists in cache; make app long living
+    result = app.acquire_token_silent(config["scope"], account=None)
+
+    if result is None:
+        logging.info("No suitable token exists in cache. Let's get a new one from AAD.")
+        return app.acquire_token_for_client(scopes=config["scope"])
+    else:
+        logging.info("Token was found in cache.")
+
+    if not "access_token" in result: # a final check
+        logging.error(result.get("error"))
+        logging.error(result.get("error_description"))
+        logging.error(result.get("correlation_id"))  # You may need this when reporting a bug
+        raise TokenError()
+
+    return result
+
+
+def execute_request(token: dict, endpoint:str):
+    return requests.get(  # Use token to call downstream service
+    endpoint,
+    headers={'Authorization': 'Bearer ' + token['access_token']},).json()
+
+def execute_user_request(token, endpoint, user_id=USER_ID):
+    return  execute_request(token, "https://graph.microsoft.com/v1.0/users/" + user_id + f"/{endpoint}")
+
+
+if __name__ == "__main__":
+    # Calling graph using the access token
+    token = get_access_token()
+
+    calendars = execute_user_request(token, "calendars")
+    cal_name_id = [(c["name"], c["id"]) for c in calendars["value"]]
+    
+    print("Available calendars are:")
+    print(json.dumps(cal_name_id, indent=2))
+
+    print("Events in selected calendar are:")
+    events = execute_user_request(token, f"calendars/{CALENDAR_ID}/events").get("value")
+    print(json.dumps(events, indent=2))
+

templates/base.html

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+<!doctype html>
+<html lang="en">
+  <head>
+    <!-- Required meta tags -->
+    <meta charset="utf-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
+
+    <!-- Bootstrap CSS -->
+    <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css" integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous">
+
+    <title>{% block title %} {% endblock %}</title>
+  </head>
+  <body>
+    <nav class="navbar navbar-expand-md navbar-light bg-light">
+        <a class="navbar-brand" href="{{ url_for('index')}}">FlaskBlog</a>
+        <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarNav" aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
+            <span class="navbar-toggler-icon"></span>
+        </button>
+        <div class="collapse navbar-collapse" id="navbarNav">
+            <ul class="navbar-nav">
+            <li class="nav-item active">
+                <a class="nav-link" href="#">About</a>
+            </li>
+            <li class="nav-item">
+                <a class="nav-link" href="{{url_for('create')}}">New Post</a>
+            </li>
+            </ul>
+        </div>
+    </nav>
+    <div class="container">
+        {% for message in get_flashed_messages() %}
+            <div class="alert alert-danger">{{ message }}</div>
+        {% endfor %}
+        {% block content %} {% endblock %}
+    </div>
+
+    <!-- Optional JavaScript -->
+    <!-- jQuery first, then Popper.js, then Bootstrap JS -->
+    <script src="https://code.jquery.com/jquery-3.3.1.slim.min.js" integrity="sha384-q8i/X+965DzO0rT7abK41JStQIAqVgRVzpbzo5smXKp4YfRvH+8abtTE1Pi6jizo" crossorigin="anonymous"></script>
+    <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.7/umd/popper.min.js" integrity="sha384-UO2eT0CpHqdSJQ6hJty5KVphtPhzWj9WO1clHTMGa3JDZwrnQq4sF86dIHNDz0W1" crossorigin="anonymous"></script>
+    <script src="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js" integrity="sha384-JjSmVgyd0p3pXB1rRibZUAYoIIy6OrQ6VrjIEaFf/nJGzIxFDsf4x0xIM+B07jRM" crossorigin="anonymous"></script>
+  </body>
+</html>

templates/index.html

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+<!-- {% extends 'base.html' %} -->
+
+{% block content %}
+    <h1>{% block title %} Welcome to FlaskBlog {% endblock %}</h1>
+    {% for post in posts %}
+      <a href="{{ url_for('post', post_id=post['id']) }}">
+          <h2>{{ post['title'] }}</h2>
+      </a>
+      <span class="badge badge-primary">{{ post['created'] }}</span>
+      
+      <a href="{{ url_for('edit', id=post['id']) }}">
+          <span class="badge badge-warning">Edit</span>
+      </a>
+      <hr>
+
+    {% endfor %}
+{% endblock %}

templates/post.html

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+{% extends 'base.html' %}
+
+{% block content %}
+    <h2>{% block title %} {{ post['title'] }} {% endblock %}</h2>
+    <span class="badge badge-primary">{{ post['created'] }}</span>
+    <p>{{ post['content'] }}</p>
+{% endblock %}