web-caesar/main.py at master · dkspringer/web-caesar · GitHub

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from flask import Flask, request
from caesar import rotate_string

app = Flask(__name__)

form = """
<!DOCTYPE html>
    <html>
    <head>
        <style>
            form {{
                background-color: #eee;
                padding: 20px;
                margin: 0 auto;
                width: 540px;
                font: 16px sans-serif;
                border-radius: 10px;
            }}
            textarea {{
                margin: 10px 0;
                width: 540px;
                height: 120px;
            }}
        </style>
    </head>
    <body>
        <form method="post">
            <label for="message-input">Rotate by:</label>
            <input type="text" id="rot" name="rot" value=0>
            <textarea name="text">{0}</textarea>
            <input type="submit" value="Encrypt">
        </form>
    </body>
</html>
"""

@app.route('/')
def index():
    return form.format('')

@app.route('/', methods=['POST'])
def encrypt():
    text = request.form.get('text')
    rot = int(request.form.get('rot'))

    encrypted = rotate_string(text, rot)

    return form.format(encrypted)

if __name__ == '__main__':
    app.run()