Added feature functions

Author: ahmad-kemsan

cryptlex/lexfloatclient/lexfloatclient.py

@@ -13,6 +13,11 @@ def __init__(self, name, allowed_uses, total_uses, gross_uses):
         self.total_uses = total_uses
         self.gross_uses = gross_uses
 
+class ProductVersionFeatureFlag(object):
+    def __init__(self, name, enabled, data):
+        self.name = name
+        self.enabled = enabled
+        self.data = data
 
 class LexFloatClient:
     @staticmethod
@@ -96,6 +101,66 @@ def SetFloatingClientMetadata(key, value):
         if LexFloatStatusCodes.LF_OK != status:
             raise LexFloatClientException(status)
 
+    @staticmethod
+    def GetProductVersionName():
+        """Gets the product version name.
+
+        Raises:
+                LexFloatClientException
+        
+        Returns:
+                str: name of the product version.
+        """
+
+        buffer_size = 256
+        buffer = LexFloatClientNative.get_ctype_string_buffer(buffer_size)
+        status = LexFloatClientNative.GetProductVersionName(buffer,buffer_size)
+        if status != LexFloatStatusCodes.LF_OK:
+            raise LexFloatClientException(status)
+        return LexFloatClientNative.byte_to_string(buffer.value)
+
+    @staticmethod
+    def GetProductVersionDisplayName():
+        """Gets the product version display name.
+
+        Raises:
+                LexFloatClientException
+        
+        Returns:
+                str: display name of the product version.
+        """
+
+        buffer_size = 256
+        buffer = LexFloatClientNative.get_ctype_string_buffer(buffer_size)
+        status = LexFloatClientNative.GetProductVersionDisplayName(buffer,buffer_size)
+        if status != LexFloatStatusCodes.LF_OK:
+            raise LexFloatClientException(status)
+        return LexFloatClientNative.byte_to_string(buffer.value)
+
+    @staticmethod
+    def GetProductVersionFeatureFlag(name):
+        """Gets the product version feature flag.
+
+        Args:
+                name (str): name of the feature flag
+                
+        Raises:
+                LexFloatClientException
+
+        Returns:
+                ProductVersionFeatureFlag: product version feature flag 
+        """
+        cstring_name = LexFloatClientNative.get_ctype_string(name)
+        enabled = ctypes.c_uint()
+        buffer_size = 256
+        buffer = LexFloatClientNative.get_ctype_string_buffer(buffer_size)
+        status = LexFloatClientNative.GetProductVersionFeatureFlag(cstring_name, ctypes.byref(enabled), buffer, buffer_size)
+        if status == LexFloatStatusCodes.LF_OK:
+            isEnabled = enabled.value > 0
+            return ProductVersionFeatureFlag(name, isEnabled, LexFloatClientNative.byte_to_string(buffer.value))
+        else:
+            raise LexFloatClientException(status)
+
     @staticmethod
     def GetHostLicenseMetadata(key):
         """Get the value of the license metadata field associated with the

cryptlex/lexfloatclient/lexfloatclient_exception.py

@@ -44,6 +44,10 @@ def get_error_message(code):
             return 'The meter attribute does not exist.'
         if code == LexFloatStatusCodes.LF_E_METER_ATTRIBUTE_USES_LIMIT_REACHED:
             return 'The meter attribute has reached it\'s usage limit.'
+        if code == LexFloatStatusCodes.LF_E_PRODUCT_VERSION_NOT_LINKED:
+            return 'No product version is linked with the license.'
+        if code == LexFloatStatusCodes.LF_E_FEATURE_FLAG_NOT_FOUND:
+            return 'The product version feature flag does not exist.'
         if code == LexFloatStatusCodes.LF_E_IP:
             return 'IP address is not allowed.'
         if code == LexFloatStatusCodes.LF_E_CLIENT:

cryptlex/lexfloatclient/lexfloatclient_native.py

@@ -127,6 +127,18 @@ def byte_to_string(input):
 SetFloatingClientMetadata.argtypes = [CSTRTYPE, CSTRTYPE]
 SetFloatingClientMetadata.restype = c_int
 
+GetProductVersionName = library.GetProductVersionName
+GetProductVersionName.argtypes = [STRTYPE,c_uint32]
+GetProductVersionName.restype = c_int
+
+GetProductVersionDisplayName = library.GetProductVersionDisplayName
+GetProductVersionDisplayName.argtypes = [STRTYPE,c_uint32]
+GetProductVersionDisplayName.restype = c_int
+
+GetProductVersionFeatureFlag = library.GetProductVersionFeatureFlag
+GetProductVersionFeatureFlag.argtypes = [CSTRTYPE, POINTER(c_uint32), STRTYPE, c_uint32]
+GetProductVersionFeatureFlag.restype = c_int
+
 GetHostLicenseMetadata = library.GetHostLicenseMetadata
 GetHostLicenseMetadata.argtypes = [CSTRTYPE, STRTYPE, c_uint32]
 GetHostLicenseMetadata.restype = c_int

cryptlex/lexfloatclient/lexfloatstatus_codes.py

@@ -38,6 +38,10 @@ class LexFloatStatusCodes:
 
     LF_E_METER_ATTRIBUTE_USES_LIMIT_REACHED = 56
 
+    LF_E_PRODUCT_VERSION_NOT_LINKED = 57
+
+    LF_E_FEATURE_FLAG_NOT_FOUND = 58
+
     LF_E_IP = 60
 
     LF_E_CLIENT = 70