adaugat lab4 si lab5

Signed-off-by: hellisabove <robertnedela15@gmail.com>

lab4/app/main_app.py

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+# Imported symbols here please!
+from flask import Flask, request, render_template, redirect, session
+from .pages.index import index_pages
+from .pages.auth import auth_pages
+from .pages.iot_api import iot_api
+
+# Initialize the Flask application
+# Note: static folder means all files in there will be automatically offered over HTTP
+app = Flask(__name__, static_folder="../public",
+            template_folder="../templates")
+app.secret_key = "gxnMaYjinQ27DeBwgKsDyuDQO"
+app.register_blueprint(index_pages)
+app.register_blueprint(auth_pages)
+app.register_blueprint(iot_api)
+

lab4/app/model/account.py

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+""" Data model for user accounts """
+
+ACCOUNTS = {
+    "admin@example.com": "h4ckm3",
+}
+
+
+def check_login(email, password):
+    """ Checks whether the specified credentials are valid """
+    if ACCOUNTS.get(email) == password:
+        return True
+    return False

lab4/app/model/sensors.py

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+"""
+Data model for IoT sensors.
+"""
+import os, json
+
+iot_data = {
+  "ext_temp": 0,
+  "int_temp": 0,
+  "ext_hum": 0,
+  "int_hum": 0,
+  "rain": 0
+}
+DATA_FILE = "/home/nedi/iap1-labs/lab4/iot_data.json"
+
+def load_data(path):
+    if os.path.exists(path):
+        with open(path, "r") as f:
+            stored = json.load(f)
+        for key in set(iot_data.keys()):
+            if key in stored:
+                iot_data[key] = stored[key]
+
+load_data("/home/nedi/iap1-labs/lab4/iot_data.json")
+
+def save_data(path):
+    with open(path, "w") as f:
+        json.dump(iot_data, f, indent=2)
+
+def fetch_iot_data():
+    return iot_data
+
+
+def set_iot_data(data):
+    # TODO: update the dictionary with the new data
+    iot_data.update(data)
+    pass

lab4/app/pages/auth.py

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+from flask import session, Blueprint, request, redirect, render_template
+from ..model.account import check_login
+
+
+auth_pages = Blueprint("auth", __name__)
+
+@auth_pages.route("/login", methods=["GET", "POST"])
+def login_page():
+    error = ""
+    if "email" in request.form:
+        email = request.form["email"]
+        password = request.form["password"]
+        if check_login(email, password):
+            session["email"] = email
+            session["auth"] = True
+            return redirect("/", code=302)
+        else:
+            error = "Invalid username or password"
+    return render_template("login.html", error=error)
+
+@auth_pages.route("/logout")
+def logout():
+    session["auth"] = False
+    return redirect("/")
+

lab4/app/pages/index.py

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+from flask import session, Blueprint, request, redirect, render_template
+from ..model.sensors import fetch_iot_data
+
+
+index_pages = Blueprint("index", __name__)
+
+@index_pages.route("/")
+def index_page():
+    if not session.get("auth", False):
+        return redirect("/login", code=302)
+    sensors = fetch_iot_data()
+    return render_template("index.html", sensors=sensors)
+
+@index_pages.route("/contact")
+def contact_page():
+    return render_template("contact.html")
+

lab4/app/pages/iot_api.py

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+from flask import Blueprint, request, jsonify
+from ..model.sensors import iot_data, set_iot_data, save_data
+import os, json
+
+# TODO: create a Blueprint + routes for 'api/iot' endpoint
+iot_api = Blueprint("iot_api", __name__)
+
+DATA_FILE = "/home/nedi/iap1-labs/lab4/iot_data.json"
+
+@iot_api.route("/api/iot", methods=["GET"])
+def get_sensor_data():
+    return jsonify(iot_data)
+
+@iot_api.route("/api/iot", methods=["POST"])
+def update_sensor_data():
+    payload = request.get_json(silent=True)
+
+    set_iot_data(payload)
+
+    save_data(DATA_FILE)
+    return jsonify(iot_data)
+
+@iot_api.route("/api/iot", methods=["DELETE"])
+def reset_sensor_data():
+    for key in iot_data:
+        iot_data[key] = 0
+    save_data(DATA_FILE)
+    return jsonify(iot_data)