315 lines
9.9 KiB
Python
315 lines
9.9 KiB
Python
import os
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import datetime
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from dotenv import load_dotenv
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from flask import Flask, jsonify, request
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from flask_cors import CORS
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from flask_bcrypt import Bcrypt
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from flask_jwt_extended import (
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JWTManager,
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create_access_token,
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jwt_required,
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get_jwt_identity,
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)
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from server.stat_gen import StatGen
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from server.dataset_processor import DatasetProcessor
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from db.database import PostgresConnector
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from server.auth import AuthManager
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import pandas as pd
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import traceback
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import json
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app = Flask(__name__)
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db = PostgresConnector()
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# Env Variables
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load_dotenv()
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frontend_url = os.getenv("FRONTEND_URL", "http://localhost:5173")
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jwt_secret_key = os.getenv("JWT_SECRET_KEY", "super-secret-change-this")
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jwt_access_token_expires = int(
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os.getenv("JWT_ACCESS_TOKEN_EXPIRES", 1200)
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) # Default to 20 minutes
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# Flask Configuration
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CORS(app, resources={r"/*": {"origins": frontend_url}})
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app.config["JWT_SECRET_KEY"] = jwt_secret_key
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app.config["JWT_ACCESS_TOKEN_EXPIRES"] = jwt_access_token_expires
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bcrypt = Bcrypt(app)
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jwt = JWTManager(app)
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auth_manager = AuthManager(db, bcrypt)
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stat_gen = StatGen()
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@app.route("/register", methods=["POST"])
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def register_user():
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data = request.get_json()
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if (
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not data
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or "username" not in data
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or "email" not in data
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or "password" not in data
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):
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return jsonify({"error": "Missing username, email, or password"}), 400
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username = data["username"]
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email = data["email"]
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password = data["password"]
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try:
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auth_manager.register_user(username, email, password)
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except ValueError as e:
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return jsonify({"error": str(e)}), 400
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except Exception as e:
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print(traceback.format_exc())
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return jsonify({"error": f"An unexpected error occurred: {str(e)}"}), 500
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print(f"Registered new user: {username}")
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return jsonify({"message": f"User '{username}' registered successfully"}), 200
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@app.route("/login", methods=["POST"])
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def login_user():
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data = request.get_json()
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if not data or "username" not in data or "password" not in data:
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return jsonify({"error": "Missing username or password"}), 400
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username = data["username"]
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password = data["password"]
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try:
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user = auth_manager.authenticate_user(username, password)
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if user:
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access_token = create_access_token(identity=str(user["id"]))
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return jsonify({"access_token": access_token}), 200
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else:
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return jsonify({"error": "Invalid username or password"}), 401
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except Exception as e:
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print(traceback.format_exc())
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return jsonify({"error": f"An unexpected error occurred: {str(e)}"}), 500
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@app.route("/profile", methods=["GET"])
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@jwt_required()
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def profile():
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current_user = get_jwt_identity()
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return jsonify(
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message="Access granted", user=auth_manager.get_user_by_id(current_user)
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), 200
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@app.route("/upload", methods=["POST"])
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@jwt_required()
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def upload_data():
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if "posts" not in request.files or "topics" not in request.files:
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return jsonify({"error": "Missing required files or form data"}), 400
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post_file = request.files["posts"]
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topic_file = request.files["topics"]
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if post_file.filename == "" or topic_file.filename == "":
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return jsonify({"error": "Empty filename"}), 400
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if not post_file.filename.endswith(".jsonl") or not topic_file.filename.endswith(
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".json"
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):
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return jsonify(
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{"error": "Invalid file type. Only .jsonl and .json files are allowed."}
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), 400
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try:
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current_user = get_jwt_identity()
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posts_df = pd.read_json(post_file, lines=True, convert_dates=False)
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topics = json.load(topic_file)
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processor = DatasetProcessor(posts_df, topics)
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enriched_df = processor.enrich()
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dataset_id = db.save_dataset_info(
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current_user, f"dataset_{current_user}", topics
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)
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db.save_dataset_content(dataset_id, enriched_df)
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return jsonify(
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{"message": "File uploaded successfully", "event_count": len(enriched_df), "dataset_id": dataset_id}
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), 200
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except ValueError as e:
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return jsonify({"error": f"Failed to read JSONL file: {str(e)}"}), 400
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except Exception as e:
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return jsonify({"error": f"An unexpected error occurred: {str(e)}"}), 500
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@app.route("/dataset/<int:dataset_id>", methods=["GET"])
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@jwt_required()
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def get_dataset(dataset_id):
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current_user = get_jwt_identity()
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dataset = db.get_dataset_info(dataset_id)
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if dataset.get("user_id") != int(current_user):
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return jsonify({"error": "Unauthorized access to dataset"}), 403
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dataset_content = db.get_dataset_content(dataset_id)
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if dataset_content.empty:
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return jsonify({"error": "Dataset content not found"}), 404
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return jsonify(dataset_content.to_dict(orient="records")), 200
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@app.route("/dataset/<int:dataset_id>/content", methods=["GET"])
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@jwt_required()
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def content_endpoint(dataset_id):
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current_user = get_jwt_identity()
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dataset = db.get_dataset_info(dataset_id)
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if dataset.get("user_id") != int(current_user):
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return jsonify({"error": "Unauthorized access to dataset"}), 403
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dataset_content = db.get_dataset_content(dataset_id)
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try:
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return jsonify(stat_gen.get_content_analysis(dataset_content)), 200
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except ValueError as e:
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return jsonify({"error": f"Malformed or missing data: {str(e)}"}), 400
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except Exception as e:
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print(traceback.format_exc())
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return jsonify({"error": f"An unexpected error occurred: {str(e)}"}), 500
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@app.route("/dataset/<int:dataset_id>/summary", methods=["GET"])
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@jwt_required()
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def get_summary(dataset_id):
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current_user = get_jwt_identity()
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dataset = db.get_dataset_info(dataset_id)
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if dataset.get("user_id") != int(current_user):
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return jsonify({"error": "Unauthorized access to dataset"}), 403
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dataset_content = db.get_dataset_content(dataset_id)
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try:
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return jsonify(stat_gen.summary(dataset_content)), 200
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except ValueError as e:
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return jsonify({"error": f"Malformed or missing data: {str(e)}"}), 400
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except Exception as e:
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print(traceback.format_exc())
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return jsonify({"error": f"An unexpected error occurred: {str(e)}"}), 500
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@app.route("/dataset/<int:dataset_id>/time", methods=["GET"])
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@jwt_required()
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def get_time_analysis(dataset_id):
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current_user = get_jwt_identity()
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dataset = db.get_dataset_info(dataset_id)
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if dataset.get("user_id") != int(current_user):
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return jsonify({"error": "Unauthorized access to dataset"}), 403
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dataset_content = db.get_dataset_content(dataset_id)
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try:
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return jsonify(stat_gen.get_time_analysis(dataset_content)), 200
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except ValueError as e:
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return jsonify({"error": f"Malformed or missing data: {str(e)}"}), 400
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except Exception as e:
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print(traceback.format_exc())
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return jsonify({"error": f"An unexpected error occurred: {str(e)}"}), 500
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@app.route("/dataset/<int:dataset_id>/user", methods=["GET"])
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@jwt_required()
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def get_user_analysis(dataset_id):
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current_user = get_jwt_identity()
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dataset = db.get_dataset_info(dataset_id)
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if dataset.get("user_id") != int(current_user):
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return jsonify({"error": "Unauthorized access to dataset"}), 403
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dataset_content = db.get_dataset_content(dataset_id)
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try:
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return jsonify(stat_gen.get_user_analysis(dataset_content)), 200
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except ValueError as e:
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return jsonify({"error": f"Malformed or missing data: {str(e)}"}), 400
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except Exception as e:
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print(traceback.format_exc())
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return jsonify({"error": f"An unexpected error occurred: {str(e)}"}), 500
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@app.route("/dataset/<int:dataset_id>/cultural", methods=["GET"])
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@jwt_required()
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def get_cultural_analysis(dataset_id):
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current_user = get_jwt_identity()
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dataset = db.get_dataset_info(dataset_id)
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if dataset.get("user_id") != int(current_user):
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return jsonify({"error": "Unauthorized access to dataset"}), 403
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dataset_content = db.get_dataset_content(dataset_id)
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try:
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return jsonify(stat_gen.get_cultural_analysis(dataset_content)), 200
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except ValueError as e:
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return jsonify({"error": f"Malformed or missing data: {str(e)}"}), 400
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except Exception as e:
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print(traceback.format_exc())
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return jsonify({"error": f"An unexpected error occurred: {str(e)}"}), 500
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@app.route("/dataset/<int:dataset_id>/interaction", methods=["GET"])
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@jwt_required()
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def get_interaction_analysis(dataset_id):
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current_user = get_jwt_identity()
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dataset = db.get_dataset_info(dataset_id)
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if dataset.get("user_id") != int(current_user):
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return jsonify({"error": "Unauthorized access to dataset"}), 403
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dataset_content = db.get_dataset_content(dataset_id)
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try:
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return jsonify(stat_gen.get_interactional_analysis(dataset_content)), 200
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except ValueError as e:
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return jsonify({"error": f"Malformed or missing data: {str(e)}"}), 400
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except Exception as e:
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print(traceback.format_exc())
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return jsonify({"error": f"An unexpected error occurred: {str(e)}"}), 500
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@app.route("/dataset/query", methods=["POST"])
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@jwt_required()
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def filter_query():
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data = request.get_json()
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if "query" in data:
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stat_gen.set_search_query(data["query"])
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if "start" in data:
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start_timestamp = datetime.datetime.fromisoformat(data["start"])
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stat_gen.set_start_date(start_timestamp)
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if "end" in data:
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end_timestamp = datetime.datetime.fromisoformat(data["end"])
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stat_gen.set_end_date(end_timestamp)
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if "sources" in data:
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data_sources = set(data["sources"])
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stat_gen.set_data_sources(data_sources)
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return jsonify({"message": "Filters set successfully"}), 200
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@app.route("/database/query/reset", methods=["GET"])
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@jwt_required()
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def reset_dataset():
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stat_gen.reset_filters()
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return jsonify({"message": "Filters reset successfully"}), 200
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if __name__ == "__main__":
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app.run(debug=True)
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