Merge pull request #2319 from barton2526/localtime

util: Don't use gmtime() or localtime()

Author: jamescowens

src/gridcoin/backup.cpp

@@ -9,6 +9,8 @@
 #include "util.h"
 #include "util/time.h"
 
+#include <boost/date_time/posix_time/posix_time.hpp>
+
 #include <string>
 
 using namespace GRC;
@@ -21,15 +23,9 @@ fs::path GRC::GetBackupPath()
 
 std::string GRC::GetBackupFilename(const std::string& basename, const std::string& suffix)
 {
-    time_t biTime;
-    struct tm * blTime;
-    time (&biTime);
-    blTime = localtime(&biTime);
-    char boTime[200];
-    strftime(boTime, sizeof(boTime), "%Y-%m-%dT%H-%M-%S", blTime);
     std::string sBackupFilename;
     fs::path rpath;
-    sBackupFilename = basename + "-" + std::string(boTime);
+    sBackupFilename = basename + "-" + std::string(FormatISO8601DateTime(GetTime()));
     if (!suffix.empty())
         sBackupFilename = sBackupFilename + "-" + suffix;
     rpath = GetBackupPath() / sBackupFilename;

src/logging.cpp

@@ -8,6 +8,7 @@
 #include "util/time.h"
 #include "util/system.h"
 
+#include <boost/date_time/posix_time/posix_time.hpp>
 #include <boost/iostreams/stream.hpp>
 #include <boost/iostreams/copy.hpp>
 #include <boost/iostreams/filtering_stream.hpp>
@@ -502,3 +503,13 @@ bool BCLog::Logger::archive(bool fImmediate, fs::path pfile_out)
         return false; // archive condition was not satisfied. Do nothing and return false.
     }
 }
+
+std::string DateTimeStrFormat(const char* pszFormat, int64_t nTime)
+{
+    // std::locale takes ownership of the pointer
+    std::locale loc(std::locale::classic(), new boost::posix_time::time_facet(pszFormat));
+    std::stringstream ss;
+    ss.imbue(loc);
+    ss << boost::posix_time::from_time_t(nTime);
+    return ss.str();
+}

src/logging.h

@@ -31,14 +31,7 @@ extern bool fLogIPs;
 // Unavoidable because this is in util.h.
 extern int64_t GetAdjustedTime();
 
-inline std::string DateTimeStrFormat(const char* pszFormat, int64_t nTime)
-{
-    time_t n = nTime;
-    struct tm* ptmTime = gmtime(&n);
-    char pszTime[200];
-    strftime(pszTime, sizeof(pszTime), pszFormat, ptmTime);
-    return pszTime;
-}
+std::string DateTimeStrFormat(const char* pszFormat, int64_t nTime);
 
 static const std::string strTimestampFormat = "%Y-%m-%d %H:%M:%S UTC";
 inline std::string DateTimeStrFormat(int64_t nTime)

src/rpc/rawtransaction.cpp

@@ -1407,14 +1407,7 @@ UniValue scanforunspent(const UniValue& params, bool fHelp)
             // We will place this in wallet backups as a safer location then in main data directory
             fs::path exportpath;
 
-            time_t biTime;
-            struct tm * blTime;
-            time (&biTime);
-            blTime = localtime(&biTime);
-            char boTime[200];
-            strftime(boTime, sizeof(boTime), "%Y-%m-%dT%H-%M-%S", blTime);
-
-            std::string exportfile = params[0].get_str() + "-" + std::string(boTime) + "." + params[4].get_str();
+            std::string exportfile = params[0].get_str() + "-" + std::string(FormatISO8601DateTime(GetTime())) + "." + params[4].get_str();
 
             std::string backupdir = gArgs.GetArg("-backupdir", "");