1 files changed, 23 insertions, 0 deletions
diff --git a/src/simplewallet/simplewallet.cpp b/src/simplewallet/simplewallet.cpp
index 87dbcf513..81665e6a5 100644
--- a/src/simplewallet/simplewallet.cpp
+++ b/src/simplewallet/simplewallet.cpp
@@ -398,6 +398,19 @@ bool simple_wallet::change_password(const std::vector<std::string> &args)
   return true;
 }
 
+bool simple_wallet::payment_id(const std::vector<std::string> &args/* = std::vector<std::string>()*/)
+{
+  crypto::hash payment_id;
+  if (args.size() > 0)
+  {
+    fail_msg_writer() << tr("usage: payment_id");
+    return true;
+  }
+  payment_id = crypto::rand<crypto::hash>();
+  success_msg_writer() << tr("Random payment ID: ") << payment_id;
+  return true;
+}
+
 bool simple_wallet::set_always_confirm_transfers(const std::vector<std::string> &args/* = std::vector<std::string>()*/)
 {
   const auto pwd_container = get_and_verify_password();
@@ -715,6 +728,7 @@ simple_wallet::simple_wallet()
   m_cmd_binder.set_handler("import_outputs", boost::bind(&simple_wallet::import_outputs, this, _1), tr("Import set of outputs owned by this wallet"));
   m_cmd_binder.set_handler("show_transfer", boost::bind(&simple_wallet::show_transfer, this, _1), tr("Show information about a transfer to/from this address"));
   m_cmd_binder.set_handler("password", boost::bind(&simple_wallet::change_password, this, _1), tr("Change wallet password"));
+  m_cmd_binder.set_handler("payment_id", boost::bind(&simple_wallet::payment_id, this, _1), tr("Generate a new random full size payment id - these will be unencrypted on the blockchain, see integrated_address for encrypted short payment ids"));
   m_cmd_binder.set_handler("help", boost::bind(&simple_wallet::help, this, _1), tr("Show this help"));
 }
 //----------------------------------------------------------------------------------------------------
@@ -929,6 +943,11 @@ bool simple_wallet::init(const boost::program_options::variables_map& vm)
         fail_msg_writer() << tr("can't specify both --restore-deterministic-wallet and --non-deterministic");
         return false;
       }
+      if (!m_wallet_file.empty())
+      {
+        fail_msg_writer() << tr("--restore-deterministic-wallet uses --generate-new-wallet, not --wallet-file");
+        return false;
+      }
 
       if (m_electrum_seed.empty())
       {
@@ -1090,6 +1109,10 @@ bool simple_wallet::init(const boost::program_options::variables_map& vm)
     }
     else
     {
+      if (m_generate_new.empty()) {
+        fail_msg_writer() << tr("specify a wallet path with --generate-new-wallet (not --wallet-file)");
+        return false;
+      }
       m_wallet_file = m_generate_new;
       bool r = new_wallet(vm, m_recovery_key, m_restore_deterministic_wallet, m_non_deterministic, old_language);
       CHECK_AND_ASSERT_MES(r, false, tr("account creation failed"));