backward compatible calls

contracts/token/IbetShare.sol

@@ -763,4 +763,16 @@ contract IbetShare is Ownable, IbetSecurityTokenInterface {
         // イベント登録
         emit ChangeToCanceled();
     }
+
+
+    /// ---------------------------------------------------------------
+    /// 後方互換対応
+    ///  - 旧トークンフォーマットでのCallを一時的にサポート
+    ///  - 次回バージョン以降で削除予定
+    /// ---------------------------------------------------------------
+
+    bool public offeringStatus;
+
+    mapping(uint8 => string) public referenceUrls;
+
 }

contracts/token/IbetStraightBond.sol

@@ -769,4 +769,21 @@ contract IbetStraightBond is Ownable, IbetSecurityTokenInterface {
         emit ChangeToRedeemed();
     }
 
+
+    /// ---------------------------------------------------------------
+    /// 後方互換対応
+    ///  - 旧トークンフォーマットでのCallを一時的にサポート
+    ///  - 次回バージョン以降で削除予定
+    /// ---------------------------------------------------------------
+
+    bool public initialOfferingStatus;
+
+    function getImageURL(uint8 _class)
+        public
+        view
+        returns (string memory)
+    {
+        return "";
+    }
+
 }

tests/token/test_IbetShare.py

@@ -116,6 +116,10 @@ def test_normal_1(self, IbetShare, users):
         assert status == True
         assert balance == total_supply
 
+        # backward compatible calls
+        assert share_contract.offeringStatus() == False
+        assert share_contract.referenceUrls(0) == ""
+
 
 # TEST_setPrincipalValue
 class TestSetPrincipalValue:

tests/token/test_IbetStraightBond.py

@@ -122,6 +122,10 @@ def test_normal_1(self, users, IbetStraightBond):
         assert is_redeemed == False
         assert status == True
 
+        # backward compatible calls
+        assert bond_contract.initialOfferingStatus() == False
+        assert bond_contract.getImageURL(0) == ""
+
 
 # TEST_transfer
 class TestTransfer: