Merge pull request #418 from WoldVirtual/WoldVirtual.0.0.1

Add Create BK_WBND.py
Chicook · Dec 26, 2024 · 212cd67 · 212cd67
2 parents 180cea5 + 893ac3b
commit 212cd67
Showing 1 changed file with 127 additions and 0 deletions.
diff --git a/public/STM/BK_WBND.py b/public/STM/BK_WBND.py
@@ -0,0 +1,127 @@
+from flask import Flask, request, render_template_string, redirect, url_for
+import time
+import hashlib
+
+# Modelo de Bloque
+class Block:
+    def __init__(self, index, timestamp, data, previous_hash):
+        self.index = index
+        self.timestamp = timestamp
+        self.data = data
+        self.previous_hash = previous_hash
+        self.hash = self.calculate_hash()
+
+    def calculate_hash(self):
+        block_string = f"{self.index}{self.timestamp}{self.data}{self.previous_hash}"
+        return hashlib.sha256(block_string.encode()).hexdigest()
+
+# Modelo de Blockchain
+class Blockchain:
+    def __init__(self):
+        self.chain = []  # Inicializamos la cadena vacía
+        self.create_genesis_block()  # Generamos explícitamente el bloque génesis
+
+    def create_genesis_block(self):
+        genesis_block = Block(0, time.time(), "Genesis Block", "0")
+        self.chain.append(genesis_block)  # Añadimos el bloque génesis a la cadena
+
+    def get_latest_block(self):
+        return self.chain[-1]
+
+    def add_block(self, data):
+        latest_block = self.get_latest_block()
+        new_block = Block(len(self.chain), time.time(), data, latest_block.hash)
+        self.chain.append(new_block)
+
+# Inicialización de Flask y Blockchain
+app = Flask(__name__)
+blockchain = Blockchain()  # Blockchain se inicializa y crea el bloque génesis
+
+# Vistas HTML comunes
+base_template = '''
+<!DOCTYPE html>
+<html>
+<head>
+    <title>{{ title }}</title>
+</head>
+<body>
+    <h1>{{ heading }}  WOLD VIRTUAL </h1>
+    {{ body|safe }}
+</body>
+</html>
+'''
+
+@app.route('/')
+def index():
+    return render_template_string(
+        base_template,
+        title="Blockchain App",
+        heading="Bienvenido a la App Blockchain",
+        body='''<a href="/register">Registro</a> | <a href="/login">Iniciar Sesión</a>'''
+    )
+
+@app.route('/register', methods=['GET', 'POST'])
+def register():
+    if request.method == 'POST':
+        username = request.form['username']
+        blockchain.add_block(f"User Registered: {username}")
+        return redirect(url_for('login'))
+    return render_template_string(
+        base_template,
+        title="Registro",
+        heading="Registro",
+        body='''
+        <form action="/register" method="post">
+            <label for="username">Nombre de usuario:</label>
+            <input type="text" id="username" name="username" required>
+            <button type="submit">Registrarse</button>
+        </form>
+        '''
+    )
+
+@app.route('/login', methods=['GET', 'POST'])
+def login():
+    if request.method == 'POST':
+        username = request.form['username']
+        blockchain.add_block(f"User Logged In: {username}")
+        return redirect(url_for('profile', username=username))
+    return render_template_string(
+        base_template,
+        title="Iniciar Sesión",
+        heading="Iniciar Sesión",
+        body='''
+        <form action="/login" method="post">
+            <label for="username">Nombre de usuario:</label>
+            <input type="text" id="username" name="username" required>
+            <button type="submit">Iniciar Sesión</button>
+        </form>
+        '''
+    )
+
+@app.route('/profile/<username>')
+def profile(username):
+    return render_template_string(
+        base_template,
+        title="Perfil",
+        heading=f"Bienvenido, {username}",
+        body='''<a href="/">Volver al inicio</a>'''
+    )
+
+@app.route('/chain')
+def chain():
+    chain_data = [
+        {
+            "index": block.index,
+            "timestamp": block.timestamp,
+            "data": block.data,
+            "hash": block.hash,
+            "previous_hash": block.previous_hash
+        }
+        for block in blockchain.chain
+    ]
+    return {"chain": chain_data, "length": len(chain_data)}
+
+if __name__ == '__main__':
+    print("Blockchain inicializada. Bloque Génesis:")
+    print(f"Índice: {blockchain.chain[0].index}, Data: {blockchain.chain[0].data}, Hash: {blockchain.chain[0].hash}")
+    app.run(debug=True)