From 40e5653006558c569bc90c247790d95b68b2f646 Mon Sep 17 00:00:00 2001
From: sdesai <sdesai@multitech.com>
Date: Mon, 27 Mar 2023 11:53:13 -0500
Subject: Support Portal Case #5086148: use Cellular Radio time as alternative
 to GPS or NTP

---
 src/MTS_IO_CellularRadio.cpp | 31 +++++++++++++++++--------------
 1 file changed, 17 insertions(+), 14 deletions(-)

(limited to 'src/MTS_IO_CellularRadio.cpp')

diff --git a/src/MTS_IO_CellularRadio.cpp b/src/MTS_IO_CellularRadio.cpp
index 8cdaf44..f0df7fd 100644
--- a/src/MTS_IO_CellularRadio.cpp
+++ b/src/MTS_IO_CellularRadio.cpp
@@ -577,12 +577,14 @@ ICellularRadio::CODE CellularRadio::getTime(std::string& sDate, std::string& sTi
     sDate = "";
     sTime = "";
     sTimeZone = "";
+    CODE rc;
     std::vector<std::string> vTimeParts;
     std::string sSign = "+";
 
-    if(getTimeUTC() == FAILURE) {
+    rc = setTimeFormat();
+    if (rc != SUCCESS) {
         printWarning("%s| Unable to set Time Parameters for radio [%s]", m_sName.c_str());
-        return FAILURE;;
+        return rc;
     }
 
     std::string sCmd("AT+CCLK?");
@@ -601,13 +603,13 @@ ICellularRadio::CODE CellularRadio::getTime(std::string& sDate, std::string& sTi
         sValue = MTS::Text::strip(sValue, '"');
 
         std::vector<std::string> vParts = MTS::Text::split(sValue, ',');
-        if(vParts.size() != 2) {
+        if (vParts.size() != 2) {
             printWarning("%s| Unable to parse Date from response [%s]", m_sName.c_str(), sResult.c_str());
             return FAILURE;
         }
 
         std::vector<std::string> vDateParts = MTS::Text::split(vParts[0], '/');
-        if(vDateParts.size() != 3) {
+        if (vDateParts.size() != 3) {
             printWarning("%s| Unable to parse Date parts from response [%s]", m_sName.c_str(), sResult.c_str());
             return FAILURE;
         }
@@ -622,32 +624,33 @@ ICellularRadio::CODE CellularRadio::getTime(std::string& sDate, std::string& sTi
         size_t nsign = sTime.find("-");
 
         if (psign != std::string::npos) {
-           vTimeParts = MTS::Text::split(vParts[1], '+');
+            vTimeParts = MTS::Text::split(vParts[1], '+');
         } else if (nsign != std::string::npos) {
             vTimeParts = MTS::Text::split(vParts[1], '-');
             sSign = "-";
+        } else {
+            sSign = "";
         }
 
-        if(vTimeParts.size() != 2) {
+        if (vTimeParts.size() != 2) {
             printWarning("%s| Unable to parse Time Zone from response [%s], size %d", m_sName.c_str(), sResult.c_str(),vTimeParts.size());
             return FAILURE;
         }
 
-        //Get just the UTC time without zone info
+        //Get local time
         sTime = (vTimeParts[0]);
 
-        int32_t iZoneUnits = stoi(vTimeParts[1]); //the difference, expressed in quarters of an hour, between the local time and GMT
+        int32_t iZoneUnits = 0; //the difference, expressed in quarters of an hour, between the local time and GMT
+        if (!MTS::Text::parse(iZoneUnits, vTimeParts[1])) {
+            printWarning("%s| Unable to parse Time Zone units from response [%s], size %d", m_sName.c_str(), sResult.c_str(),vTimeParts.size());
+            return FAILURE;
+        }
         int32_t iZone = iZoneUnits/4;  //Divide by 4 to get hours difference
         int32_t iZonePartial = (iZoneUnits % 4) * 15;  //Remainder in minutes
 
-        if (iZonePartial < 0) {
-            //Remove negative sign from partial and clear sign component
-            iZonePartial *= -1;
-            sSign = "";
-        }
         std::stringstream ss;
         ss << sSign << iZone;
-        if(iZonePartial != 0) {
+        if (iZonePartial != 0) {
             ss << ":" << iZonePartial;
         }
 
-- 
cgit v1.2.3