From 88efb92c15b563188987c41c697875c340dd72a4 Mon Sep 17 00:00:00 2001
From: themighty1 <themighty1>
Date: Mon, 20 Oct 2014 18:45:53 +0300
Subject: [PATCH] dont freeze UI when mass-marking unread

---
 src/bitmessageqt/__init__.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/bitmessageqt/__init__.py b/src/bitmessageqt/__init__.py
index df6b3b45..1c1c08a6 100644
--- a/src/bitmessageqt/__init__.py
+++ b/src/bitmessageqt/__init__.py
@@ -2663,15 +2663,19 @@ class MyForm(QtGui.QMainWindow):
     def on_action_InboxMarkUnread(self):
         font = QFont()
         font.setBold(True)
+        inventoryHashesToMarkUnread = []
         for row in self.ui.tableWidgetInbox.selectedIndexes():
             currentRow = row.row()
             inventoryHashToMarkUnread = str(self.ui.tableWidgetInbox.item(
                 currentRow, 3).data(Qt.UserRole).toPyObject())
-            sqlExecute('''UPDATE inbox SET read=0 WHERE msgid=?''', inventoryHashToMarkUnread)
+            inventoryHashesToMarkUnread.append(inventoryHashToMarkUnread)
             self.ui.tableWidgetInbox.item(currentRow, 0).setFont(font)
             self.ui.tableWidgetInbox.item(currentRow, 1).setFont(font)
             self.ui.tableWidgetInbox.item(currentRow, 2).setFont(font)
             self.ui.tableWidgetInbox.item(currentRow, 3).setFont(font)
+        #sqlite requires the exact number of ?s to prevent injection
+        sqlExecute('''UPDATE inbox SET read=0 WHERE msgid IN (%s)''' % (
+            "?," * len(inventoryHashesToMarkUnread))[:-1], *inventoryHashesToMarkUnread)
         self.changedInboxUnread()
         # self.ui.tableWidgetInbox.selectRow(currentRow + 1) 
         # This doesn't de-select the last message if you try to mark it unread, but that doesn't interfere. Might not be necessary.