wallet: wallet option to confirm transfers with no payment id

set confirm-missing-payment-id 0|1

Defaults to true.

src/simplewallet/simplewallet.cpp

@@ -627,6 +627,35 @@ bool simple_wallet::set_refresh_type(const std::vector<std::string> &args/* = st
   return true;
 }
 
+bool simple_wallet::set_confirm_missing_payment_id(const std::vector<std::string> &args/* = std::vector<std::string>()*/)
+{
+  bool success = false;
+  if (m_wallet->watch_only())
+  {
+    fail_msg_writer() << tr("wallet is watch-only and cannot transfer");
+    return true;
+  }
+  tools::password_container pwd_container(m_wallet_file.empty());
+  success = pwd_container.read_password();
+  if (!success)
+  {
+    fail_msg_writer() << tr("failed to read wallet password");
+    return true;
+  }
+
+  /* verify password before using so user doesn't accidentally set a new password for rewritten wallet */
+  success = m_wallet->verify_password(pwd_container.password());
+  if (!success)
+  {
+    fail_msg_writer() << tr("invalid password");
+    return true;
+  }
+
+  m_wallet->confirm_missing_payment_id(is_it_true(args[1]));
+  m_wallet->rewrite(m_wallet_file, pwd_container.password());
+  return true;
+}
+
 bool simple_wallet::help(const std::vector<std::string> &args/* = std::vector<std::string>()*/)
 {
   success_msg_writer() << get_commands_str();
@@ -662,7 +691,7 @@ simple_wallet::simple_wallet()
   m_cmd_binder.set_handler("viewkey", boost::bind(&simple_wallet::viewkey, this, _1), tr("Display private view key"));
   m_cmd_binder.set_handler("spendkey", boost::bind(&simple_wallet::spendkey, this, _1), tr("Display private spend key"));
   m_cmd_binder.set_handler("seed", boost::bind(&simple_wallet::seed, this, _1), tr("Display Electrum-style mnemonic seed"));
-  m_cmd_binder.set_handler("set", boost::bind(&simple_wallet::set_variable, this, _1), tr("Available options: seed language - set wallet seed language; always-confirm-transfers <1|0> - whether to confirm unsplit txes; store-tx-info <1|0> - whether to store outgoing tx info (destination address, payment ID, tx secret key) for future reference; default-mixin <n> - set default mixin (default is 4); auto-refresh <1|0> - whether to automatically sync new blocks from the daemon; refresh-type <full|optimize-coinbase|no-coinbase|default> - set wallet refresh behaviour; priority [1|2|3] - normal/elevated/priority fee"));
+  m_cmd_binder.set_handler("set", boost::bind(&simple_wallet::set_variable, this, _1), tr("Available options: seed language - set wallet seed language; always-confirm-transfers <1|0> - whether to confirm unsplit txes; store-tx-info <1|0> - whether to store outgoing tx info (destination address, payment ID, tx secret key) for future reference; default-mixin <n> - set default mixin (default is 4); auto-refresh <1|0> - whether to automatically sync new blocks from the daemon; refresh-type <full|optimize-coinbase|no-coinbase|default> - set wallet refresh behaviour; priority [1|2|3] - normal/elevated/priority fee; confirm-missing-payment-id <1|0>"));
   m_cmd_binder.set_handler("rescan_spent", boost::bind(&simple_wallet::rescan_spent, this, _1), tr("Rescan blockchain for spent outputs"));
   m_cmd_binder.set_handler("get_tx_key", boost::bind(&simple_wallet::get_tx_key, this, _1), tr("Get transaction key (r) for a given <txid>"));
   m_cmd_binder.set_handler("check_tx_key", boost::bind(&simple_wallet::check_tx_key, this, _1), tr("Check amount going to <address> in <txid>"));
@@ -689,6 +718,7 @@ bool simple_wallet::set_variable(const std::vector<std::string> &args)
     success_msg_writer() << "auto-refresh = " << m_wallet->auto_refresh();
     success_msg_writer() << "refresh-type = " << get_refresh_type_name(m_wallet->get_refresh_type());
     success_msg_writer() << "priority = " << m_wallet->get_default_priority();
+    success_msg_writer() << "confirm-missing-payment-id = " << m_wallet->confirm_missing_payment_id();
     return true;
   }
   else
@@ -799,6 +829,21 @@ bool simple_wallet::set_variable(const std::vector<std::string> &args)
         return true;
       }
     }
+    else if (args[0] == "confirm-missing-payment-id")
+    {
+      if (args.size() <= 1)
+      {
+        fail_msg_writer() << tr("set confirm-missing-payment-id: needs an argument (0 or 1)");
+        return true;
+      }
+      else
+      {
+        std::vector<std::string> local_args = args;
+        local_args.erase(local_args.begin(), local_args.begin()+2);
+        set_confirm_missing_payment_id(local_args);
+        return true;
+      }
+    }
   }
   fail_msg_writer() << tr("set: unrecognized argument(s)");
   return true;
@@ -2379,6 +2424,7 @@ bool simple_wallet::transfer_main(int transfer_type, const std::vector<std::stri
         fail_msg_writer() << tr("failed to set up payment id, though it was decoded correctly");
         return true;
       }
+      payment_id_seen = true;
     }
 
     bool ok = cryptonote::parse_amount(de.amount, local_args[i + 1]);
@@ -2392,6 +2438,22 @@ bool simple_wallet::transfer_main(int transfer_type, const std::vector<std::stri
     dsts.push_back(de);
   }
 
+  // prompt is there is no payment id and confirmation is required
+  if (!payment_id_seen && m_wallet->confirm_missing_payment_id())
+  {
+     std::string accepted = command_line::input_line(tr("No payment id is included with this transaction. Is this okay?  (Y/Yes/N/No)"));
+     if (std::cin.eof())
+       return true;
+     if (accepted != "Y" && accepted != "y" && accepted != "Yes" && accepted != "yes")
+     {
+       fail_msg_writer() << tr("transaction cancelled.");
+
+       // would like to return false, because no tx made, but everything else returns true
+       // and I don't know what returning false might adversely affect.  *sigh*
+       return true; 
+     }
+  }
+
   try
   {
     // figure out what tx will be necessary
@@ -2799,6 +2861,23 @@ bool simple_wallet::sweep_all(const std::vector<std::string> &args_)
       fail_msg_writer() << tr("failed to set up payment id, though it was decoded correctly");
       return true;
     }
+    payment_id_seen = true;
+  }
+
+  // prompt is there is no payment id and confirmation is required
+  if (!payment_id_seen && m_wallet->confirm_missing_payment_id())
+  {
+     std::string accepted = command_line::input_line(tr("No payment id is included with this transaction. Is this okay?  (Y/Yes/N/No)"));
+     if (std::cin.eof())
+       return true;
+     if (accepted != "Y" && accepted != "y" && accepted != "Yes" && accepted != "yes")
+     {
+       fail_msg_writer() << tr("transaction cancelled.");
+
+       // would like to return false, because no tx made, but everything else returns true
+       // and I don't know what returning false might adversely affect.  *sigh*
+       return true; 
+     }
   }
 
   try

src/simplewallet/simplewallet.h

@@ -110,6 +110,7 @@ namespace cryptonote
     bool set_default_mixin(const std::vector<std::string> &args = std::vector<std::string>());
     bool set_auto_refresh(const std::vector<std::string> &args = std::vector<std::string>());
     bool set_refresh_type(const std::vector<std::string> &args = std::vector<std::string>());
+    bool set_confirm_missing_payment_id(const std::vector<std::string> &args = std::vector<std::string>());
     bool help(const std::vector<std::string> &args = std::vector<std::string>());
     bool start_mining(const std::vector<std::string> &args);
     bool stop_mining(const std::vector<std::string> &args);

src/wallet/wallet2.cpp

@@ -1413,6 +1413,9 @@ bool wallet2::store_keys(const std::string& keys_file_name, const std::string& p
   value2.SetUint64(m_refresh_from_block_height);
   json.AddMember("refresh_height", value2, json.GetAllocator());
 
+  value2.SetInt(m_confirm_missing_payment_id ? 1 :0);
+  json.AddMember("confirm_missing_payment_id", value2, json.GetAllocator());
+
   // Serialize the JSON object
   rapidjson::StringBuffer buffer;
   rapidjson::Writer<rapidjson::StringBuffer> writer(buffer);
@@ -1478,6 +1481,7 @@ bool wallet2::load_keys(const std::string& keys_file_name, const std::string& pa
     m_default_priority = 0;
     m_auto_refresh = true;
     m_refresh_type = RefreshType::RefreshDefault;
+    m_confirm_missing_payment_id = true;
   }
   else
   {
@@ -1535,6 +1539,8 @@ bool wallet2::load_keys(const std::string& keys_file_name, const std::string& pa
     GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, refresh_height, uint64_t, Uint64, false, 0);
     if (field_refresh_height_found)
       m_refresh_from_block_height = field_refresh_height;
+    GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, confirm_missing_payment_id, int, Int, false, false);
+    m_confirm_missing_payment_id = !field_confirm_missing_payment_id_found || field_confirm_missing_payment_id;
   }
 
   const cryptonote::account_keys& keys = m_account.get_keys();

src/wallet/wallet2.h

@@ -92,10 +92,10 @@ namespace tools
     };
 
   private:
-    wallet2(const wallet2&) : m_run(true), m_callback(0), m_testnet(false), m_always_confirm_transfers (false), m_store_tx_info(true), m_default_mixin(0), m_default_priority(0), m_refresh_type(RefreshOptimizeCoinbase), m_auto_refresh(true), m_refresh_from_block_height(0) {}
+    wallet2(const wallet2&) : m_run(true), m_callback(0), m_testnet(false), m_always_confirm_transfers (false), m_store_tx_info(true), m_default_mixin(0), m_default_priority(0), m_refresh_type(RefreshOptimizeCoinbase), m_auto_refresh(true), m_refresh_from_block_height(0), m_confirm_missing_payment_id(true) {}
 
   public:
-    wallet2(bool testnet = false, bool restricted = false) : m_run(true), m_callback(0), m_testnet(testnet), m_restricted(restricted), is_old_file_format(false), m_store_tx_info(true), m_default_mixin(0), m_default_priority(0), m_refresh_type(RefreshOptimizeCoinbase), m_auto_refresh(true), m_refresh_from_block_height(0) {}
+    wallet2(bool testnet = false, bool restricted = false) : m_run(true), m_callback(0), m_testnet(testnet), m_restricted(restricted), is_old_file_format(false), m_store_tx_info(true), m_default_mixin(0), m_default_priority(0), m_refresh_type(RefreshOptimizeCoinbase), m_auto_refresh(true), m_refresh_from_block_height(0), m_confirm_missing_payment_id(true) {}
     struct transfer_details
     {
       uint64_t m_block_height;
@@ -389,6 +389,8 @@ namespace tools
     void set_default_priority(uint32_t p) { m_default_priority = p; }
     bool auto_refresh() const { return m_auto_refresh; }
     void auto_refresh(bool r) { m_auto_refresh = r; }
+    bool confirm_missing_payment_id() const { return m_confirm_missing_payment_id; }
+    void confirm_missing_payment_id(bool always) { m_confirm_missing_payment_id = always; }
 
     bool get_tx_key(const crypto::hash &txid, crypto::secret_key &tx_key) const;
 
@@ -503,6 +505,7 @@ namespace tools
     RefreshType m_refresh_type;
     bool m_auto_refresh;
     uint64_t m_refresh_from_block_height;
+    bool m_confirm_missing_payment_id;
   };
 }
 BOOST_CLASS_VERSION(tools::wallet2, 14)