Add -mininput=value option

Allows user to set sultable input value limit

diff --git a/src/init.cpp b/src/init.cpp
index a35efaf..80405c9 100644 (file)
--- a/src/init.cpp
+++ b/src/init.cpp
@@ -265,6 +265,7 @@ std::string HelpMessage()
 #endif
         "  -detachdb              " + _("Detach block and address databases. Increases shutdown time (default: 0)") + "\n" +
         "  -paytxfee=<amt>        " + _("Fee per KB to add to transactions you send") + "\n" +
+        "  -mininput=<amt>        " + _("When creating transactions, ignore inputs with value less than this (default: 0.01)") + "\n" +
 #ifdef QT_GUI
         "  -server                " + _("Accept command line and JSON-RPC commands") + "\n" +
 #endif
@@ -467,6 +468,12 @@ bool AppInit2()
             InitWarning(_("Warning: -paytxfee is set very high! This is the transaction fee you will pay if you send a transaction."));
     }
 
+    if (mapArgs.count("-mininput"))
+    {
+        if (!ParseMoney(mapArgs["-mininput"], nMinimumInputValue))
+            return InitError(strprintf(_("Invalid amount for -mininput=<amount>: '%s'"), mapArgs["-mininput"].c_str()));
+    }
+
     // ********************************************************* Step 4: application initialization: dir lock, daemonize, pidfile, debug log
 
     std::string strDataDir = GetDataDir().string();

diff --git a/src/main.cpp b/src/main.cpp
index 14339a3..63700ac 100644 (file)
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -77,6 +77,8 @@ const string strMessageMagic = "NovaCoin Signed Message:\n";
 
 // Settings
 int64 nTransactionFee = MIN_TX_FEE;
+int64 nMinimumInputValue = MIN_TX_FEE;
+
 bool fStakeUsePooledKeys = false;
 extern enum Checkpoints::CPMode CheckpointsMode;
 

diff --git a/src/main.h b/src/main.h
index 9680bee..ed202c4 100644 (file)
--- a/src/main.h
+++ b/src/main.h
@@ -87,6 +87,7 @@ extern std::map<uint256, CBlock*> mapOrphanBlocks;
 
 // Settings
 extern int64 nTransactionFee;
+extern int64 nMinimumInputValue;
 extern bool fStakeUsePooledKeys;
 extern unsigned int nDerivationMethodIndex;
 

diff --git a/src/rpcwallet.cpp b/src/rpcwallet.cpp
index 47ebec0..b61581e 100644 (file)
--- a/src/rpcwallet.cpp
+++ b/src/rpcwallet.cpp
@@ -87,6 +87,7 @@ Value getinfo(const Array& params, bool fHelp)
     obj.push_back(Pair("keypoololdest", (boost::int64_t)pwalletMain->GetOldestKeyPoolTime()));
     obj.push_back(Pair("keypoolsize",   (int)pwalletMain->GetKeyPoolSize()));
     obj.push_back(Pair("paytxfee",      ValueFromAmount(nTransactionFee)));
+    obj.push_back(Pair("mininput",      ValueFromAmount(nMinimumInputValue)));
     if (pwalletMain->IsCrypted())
         obj.push_back(Pair("unlocked_until", (boost::int64_t)nWalletUnlockTime / 1000));
     obj.push_back(Pair("errors",        GetWarnings("statusbar")));

diff --git a/src/wallet.cpp b/src/wallet.cpp
index 67a50ab..5894dca 100644 (file)
--- a/src/wallet.cpp
+++ b/src/wallet.cpp
@@ -1050,7 +1050,7 @@ void CWallet::AvailableCoins(vector<COutput>& vCoins, bool fOnlyConfirmed, const
                 continue;
 
             for (unsigned int i = 0; i < pcoin->vout.size(); i++)
-                if (!(pcoin->IsSpent(i)) && IsMine(pcoin->vout[i]) && pcoin->vout[i].nValue > 0 &&
+                if (!(pcoin->IsSpent(i)) && IsMine(pcoin->vout[i]) && pcoin->vout[i].nValue >= nMinimumInputValue &&
                 (!coinControl || !coinControl->HasSelected() || coinControl->IsSelected((*it).first, i)))
                     vCoins.push_back(COutput(pcoin, i, pcoin->GetDepthInMainChain()));
 

diff --git a/src/wallet.h b/src/wallet.h
index f52dc59..b0c557e 100644 (file)
--- a/src/wallet.h
+++ b/src/wallet.h
@@ -234,7 +234,7 @@ public:
     bool IsMine(const CTransaction& tx) const
     {
         BOOST_FOREACH(const CTxOut& txout, tx.vout)
-            if (IsMine(txout))
+            if (IsMine(txout) && txout.nValue >= nMinimumInputValue)
                 return true;
         return false;
     }