From f35c6c4fb9d1f06c1ba186c49b582c820679a18c Mon Sep 17 00:00:00 2001
From: Gavin Andresen <gavinandresen@gmail.com>
Date: Tue, 28 Aug 2012 17:04:54 -0400
Subject: Refactor: move alert code from main to alert.cpp/h

---
 src/main.cpp | 90 ++----------------------------------------------------------
 1 file changed, 3 insertions(+), 87 deletions(-)

(limited to 'src/main.cpp')

diff --git a/src/main.cpp b/src/main.cpp
index 71d425e15..010db0c1e 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -3,6 +3,7 @@
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
+#include "alert.h"
 #include "checkpoints.h"
 #include "db.h"
 #include "net.h"
@@ -2256,8 +2257,8 @@ bool LoadExternalBlockFile(FILE* fileIn)
 // CAlert
 //
 
-map<uint256, CAlert> mapAlerts;
-CCriticalSection cs_mapAlerts;
+extern map<uint256, CAlert> mapAlerts;
+extern CCriticalSection cs_mapAlerts;
 
 string GetWarnings(string strFor)
 {
@@ -2303,91 +2304,6 @@ string GetWarnings(string strFor)
     return "error";
 }
 
-CAlert CAlert::getAlertByHash(const uint256 &hash)
-{
-    CAlert retval;
-    {
-        LOCK(cs_mapAlerts);
-        map<uint256, CAlert>::iterator mi = mapAlerts.find(hash);
-        if(mi != mapAlerts.end())
-            retval = mi->second;
-    }
-    return retval;
-}
-
-bool CAlert::ProcessAlert()
-{
-    if (!CheckSignature())
-        return false;
-    if (!IsInEffect())
-        return false;
-
-    // alert.nID=max is reserved for if the alert key is
-    // compromised. It must have a pre-defined message,
-    // must never expire, must apply to all versions,
-    // and must cancel all previous
-    // alerts or it will be ignored (so an attacker can't
-    // send an "everything is OK, don't panic" version that
-    // cannot be overridden):
-    int maxInt = std::numeric_limits<int>::max();
-    if (nID == maxInt)
-    {
-        if (!(
-                nExpiration == maxInt &&
-                nCancel == (maxInt-1) &&
-                nMinVer == 0 &&
-                nMaxVer == maxInt &&
-                setSubVer.empty() &&
-                nPriority == maxInt &&
-                strStatusBar == "URGENT: Alert key compromised, upgrade required"
-                ))
-            return false;
-    }
-
-    {
-        LOCK(cs_mapAlerts);
-        // Cancel previous alerts
-        for (map<uint256, CAlert>::iterator mi = mapAlerts.begin(); mi != mapAlerts.end();)
-        {
-            const CAlert& alert = (*mi).second;
-            if (Cancels(alert))
-            {
-                printf("cancelling alert %d\n", alert.nID);
-                uiInterface.NotifyAlertChanged((*mi).first, CT_DELETED);
-                mapAlerts.erase(mi++);
-            }
-            else if (!alert.IsInEffect())
-            {
-                printf("expiring alert %d\n", alert.nID);
-                uiInterface.NotifyAlertChanged((*mi).first, CT_DELETED);
-                mapAlerts.erase(mi++);
-            }
-            else
-                mi++;
-        }
-
-        // Check if this alert has been cancelled
-        BOOST_FOREACH(PAIRTYPE(const uint256, CAlert)& item, mapAlerts)
-        {
-            const CAlert& alert = item.second;
-            if (alert.Cancels(*this))
-            {
-                printf("alert already cancelled by %d\n", alert.nID);
-                return false;
-            }
-        }
-
-        // Add to mapAlerts
-        mapAlerts.insert(make_pair(GetHash(), *this));
-        // Notify UI if it applies to me
-        if(AppliesToMe())
-            uiInterface.NotifyAlertChanged(GetHash(), CT_NEW);
-    }
-
-    printf("accepted alert %d, AppliesToMe()=%d\n", nID, AppliesToMe());
-    return true;
-}
-
 
 
 
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