From 8476d5d407645229faf3017b390f041ce0666247 Mon Sep 17 00:00:00 2001
From: Cozz Lovan <cozzlovan@yahoo.com>
Date: Tue, 14 Jan 2014 05:05:43 +0100
Subject: [Qt] Permanently store requested payments in wallet

---
 src/qt/recentrequeststablemodel.cpp | 50 ++++++++++++++++++++++++++++++++++++-
 1 file changed, 49 insertions(+), 1 deletion(-)

(limited to 'src/qt/recentrequeststablemodel.cpp')

diff --git a/src/qt/recentrequeststablemodel.cpp b/src/qt/recentrequeststablemodel.cpp
index 86c29dd02b..70614f9eae 100644
--- a/src/qt/recentrequeststablemodel.cpp
+++ b/src/qt/recentrequeststablemodel.cpp
@@ -12,6 +12,13 @@ RecentRequestsTableModel::RecentRequestsTableModel(CWallet *wallet, WalletModel
     walletModel(parent)
 {
     Q_UNUSED(wallet);
+    nReceiveRequestsMaxId = 0;
+
+    // Load entries from wallet
+    std::vector<std::string> vReceiveRequests;
+    parent->loadReceiveRequests(vReceiveRequests);
+    BOOST_FOREACH(const std::string& request, vReceiveRequests)
+        addNewRequest(request);
 
     /* These columns must match the indices in the ColumnIndex enumeration */
     columns << tr("Date") << tr("Label") << tr("Message") << tr("Amount");
@@ -104,6 +111,14 @@ bool RecentRequestsTableModel::removeRows(int row, int count, const QModelIndex
 
     if(count > 0 && row >= 0 && (row+count) <= list.size())
     {
+        const RecentRequestEntry *rec;
+        for (int i = 0; i < count; ++i)
+        {
+            rec = &list[row+i];
+            if (!walletModel->saveReceiveRequest(rec->recipient.address.toStdString(), rec->id, ""))
+                return false;
+        }
+
         beginRemoveRows(parent, row, row + count - 1);
         list.erase(list.begin() + row, list.begin() + row + count);
         endRemoveRows();
@@ -118,12 +133,45 @@ Qt::ItemFlags RecentRequestsTableModel::flags(const QModelIndex &index) const
     return Qt::ItemIsSelectable | Qt::ItemIsEnabled;
 }
 
+// called when adding a request from the GUI
 void RecentRequestsTableModel::addNewRequest(const SendCoinsRecipient &recipient)
 {
     RecentRequestEntry newEntry;
+    newEntry.id = ++nReceiveRequestsMaxId;
     newEntry.date = QDateTime::currentDateTime();
     newEntry.recipient = recipient;
+
+    CDataStream ss(SER_DISK, CLIENT_VERSION);
+    ss << newEntry;
+
+    if (!walletModel->saveReceiveRequest(recipient.address.toStdString(), newEntry.id, ss.str()))
+        return;
+
+    addNewRequest(newEntry);
+}
+
+// called from ctor when loading from wallet
+void RecentRequestsTableModel::addNewRequest(const std::string &recipient)
+{
+    std::vector<char> data(recipient.begin(), recipient.end());
+    CDataStream ss(data, SER_DISK, CLIENT_VERSION);
+
+    RecentRequestEntry entry;
+    ss >> entry;
+
+    if (entry.id == 0) // should not happen
+        return;
+
+    if (entry.id > nReceiveRequestsMaxId)
+        nReceiveRequestsMaxId = entry.id;
+
+    addNewRequest(entry);
+}
+
+// actually add to table in GUI
+void RecentRequestsTableModel::addNewRequest(RecentRequestEntry &recipient)
+{
     beginInsertRows(QModelIndex(), 0, 0);
-    list.prepend(newEntry);
+    list.prepend(recipient);
     endInsertRows();
 }
-- 
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