Initial commit

v2_adminpanel/utils/license.py

@@ -0,0 +1,50 @@
+import re
+import secrets
+from datetime import datetime
+from zoneinfo import ZoneInfo
+
+
+def generate_license_key(license_type='full'):
+    """
+    Generate a license key in format: AF-F-YYYYMM-XXXX-YYYY-ZZZZ
+    
+    AF = Account Factory (Product identifier)
+    F/T = F for Full version, T for Test version
+    YYYY = Year
+    MM = Month
+    XXXX-YYYY-ZZZZ = Random alphanumeric characters
+    """
+    # Allowed characters (without confusing ones like 0/O, 1/I/l)
+    chars = 'ABCDEFGHJKLMNPQRSTUVWXYZ23456789'
+    
+    # Date part
+    now = datetime.now(ZoneInfo("Europe/Berlin"))
+    date_part = now.strftime('%Y%m')
+    type_char = 'F' if license_type == 'full' else 'T'
+    
+    # Generate random parts (3 blocks of 4 characters)
+    parts = []
+    for _ in range(3):
+        part = ''.join(secrets.choice(chars) for _ in range(4))
+        parts.append(part)
+    
+    # Assemble key
+    key = f"AF-{type_char}-{date_part}-{parts[0]}-{parts[1]}-{parts[2]}"
+    
+    return key
+
+
+def validate_license_key(key):
+    """
+    Validate the License Key Format
+    Expected: AF-F-YYYYMM-XXXX-YYYY-ZZZZ or AF-T-YYYYMM-XXXX-YYYY-ZZZZ
+    """
+    if not key:
+        return False
+    
+    # Pattern for the new format
+    # AF- (fixed) + F or T + - + 6 digits (YYYYMM) + - + 4 characters + - + 4 characters + - + 4 characters
+    pattern = r'^AF-[FT]-\d{6}-[A-Z0-9]{4}-[A-Z0-9]{4}-[A-Z0-9]{4}$'
+    
+    # Uppercase for comparison
+    return bool(re.match(pattern, key.upper()))