add hex() and txKey() to PendingTransaction

src/wallet/api/pending_transaction.cpp

@@ -79,6 +79,22 @@ std::vector<std::string> PendingTransactionImpl::txid() const
     return txid;
 }
 
+std::vector<std::string> PendingTransactionImpl::hex() const
+{
+    std::vector<std::string> hexs;
+    for (const auto &pt: m_pending_tx)
+        hexs.push_back(epee::string_tools::buff_to_hex_nodelimer(cryptonote::tx_to_blob(pt.tx)));
+    return hexs;
+}
+
+std::vector<std::string> PendingTransactionImpl::txKey() const
+{
+    std::vector<std::string> keys;
+    for (const auto& pt: m_pending_tx)
+        keys.push_back(epee::string_tools::pod_to_hex(pt.tx_key));
+    return keys;
+}
+
 bool PendingTransactionImpl::commit(const std::string &filename, bool overwrite)
 {
 

src/wallet/api/pending_transaction.h

@@ -66,6 +66,8 @@ public:
     std::string multisigSignData() override;
     void signMultisigTx() override;
     std::vector<std::string> signersKeys() const override;
+    std::vector<std::string> hex() const override;
+    std::vector<std::string> txKey() const override;
 
 private:
     friend class WalletImpl;

src/wallet/api/wallet2_api.h

@@ -174,6 +174,8 @@ struct PendingTransaction
      * @return vector of base58-encoded signers' public keys
      */
     virtual std::vector<std::string> signersKeys() const = 0;
+    virtual std::vector<std::string> hex() const = 0;
+    virtual std::vector<std::string> txKey() const = 0;
 };
 
 /**