26 lines
700 B
Python
26 lines
700 B
Python
from flask import request, flash, redirect, url_for
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from flask_wtf.csrf import CSRFProtect, validate_csrf, ValidationError
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from functools import wraps
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csrf = CSRFProtect()
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def get_csrf_check_required(redirect_to):
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def wrapper(f):
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@wraps(f)
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def decorated_function(*args, **kwargs):
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if not check_csrf_get():
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flash('CSRF-Check fehlgeschlagen!', 'danger')
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return redirect(url_for(redirect_to))
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return f(*args, **kwargs)
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return decorated_function
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return wrapper
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def check_csrf_get():
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try:
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validate_csrf(request.args.get('csrf_token'))
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except ValidationError:
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return False
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return True
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