wallet: add a getter for the filename path

src/wallet/api/wallet.cpp

@@ -399,6 +399,11 @@ std::string WalletImpl::integratedAddress(const std::string &payment_id) const
     return m_wallet->get_account().get_public_integrated_address_str(pid, m_wallet->testnet());
 }
 
+std::string WalletImpl::path() const
+{
+    return m_wallet->path();
+}
+
 bool WalletImpl::store(const std::string &path)
 {
     clearStatus();

src/wallet/api/wallet.h

@@ -64,6 +64,7 @@ public:
     bool setPassword(const std::string &password);
     std::string address() const;
     std::string integratedAddress(const std::string &payment_id) const;
+    std::string path() const;
     bool store(const std::string &path);
     std::string filename() const;
     std::string keysFilename() const;

src/wallet/wallet2.cpp

@@ -2353,6 +2353,11 @@ void wallet2::check_genesis(const crypto::hash& genesis_hash) const {
   THROW_WALLET_EXCEPTION_IF(genesis_hash != m_blockchain[0], error::wallet_internal_error, what);
 }
 //----------------------------------------------------------------------------------------------------
+std::string wallet2::path() const
+{
+  return m_wallet_file;
+}
+//----------------------------------------------------------------------------------------------------
 void wallet2::store()
 {
   store_to("", "");

src/wallet/wallet2.h

@@ -332,6 +332,8 @@ namespace tools
      */
     void store_to(const std::string &path, const std::string &password);
 
+    std::string path() const;
+
     /*!
      * \brief verifies given password is correct for default wallet keys file
      */

src/wallet/wallet2_api.h

@@ -195,6 +195,7 @@ struct Wallet
     virtual std::string errorString() const = 0;
     virtual bool setPassword(const std::string &password) = 0;
     virtual std::string address() const = 0;
+    virtual std::string path() const = 0;
     
     /*!
      * \brief integratedAddress - returns integrated address for current wallet address and given payment_id.