init

opencv-motion-detect/database.cpp

@@ -13,6 +13,7 @@ update: 2019/08/23
 #include <vector>
 #include <fstream>
 #include <cstdlib>
+#include <iomanip>
 #include <spdlog/spdlog.h>
 
 using namespace std;
@@ -206,47 +207,37 @@ int saveLocalConfigration(json &config, string fileName)
         spdlog::error("saveLocalConfigration failed to mv file: {}", mv);
         return -1;
     }
-    // store new
-    ofstream file;
-    file.open(fileName, ios::out|ios::trunc);
-    if(!file) {
-        spdlog::error("saveLocalConfigration failed to open file: {}", fileName);
+
+    // write prettified JSON file
+    try{
+        std::ofstream o(fileName);
+        o << std::setw(4) << config << std::endl;
+    }catch(exception &e) {
+        spdlog::error("saveLocalConfigration failed to write configuration to file {}: {}\n{}", fileName, e.what(), config.dump());
         return -2;
     }
-
-    file << config.dump();
-    file.close();
-
+    
     return ret;
 }
 
 int loadLocalConfigration(json &config, string fileName)
 {
     int ret = 0;
-    string body;
-
-    ifstream file;
-    file.open(fileName, ios::in);
-    if(!file) {
-        spdlog::error("loadLocalConfigration failed to open file: {}", fileName);
-        return -2;
-    }
-
-    std::string str((std::istreambuf_iterator<char>(file)),
-                    std::istreambuf_iterator<char>());
-
     try {
-        config = json::parse(str);
+        std::ifstream i(fileName);
+        i >> config;
     }
     catch(exception &e) {
-        spdlog::error("loadLocalConfigration failed to parse config {}: {}", fileName, str);
-        return -3;
+        spdlog::error("loadLocalConfigration failed to parse config {}: {}", fileName, e.what());
+        return -2;
     }
 
     return ret;
 }
 
 
+
+
 // INFO: deprecated since configuration is stored in json
 // modules: id integer, pid integer, iid integer, cls text, sn text, config text, version text, online integer, enabled integer, updatetime datetime, lastboot datetime, active integer
 // eg: 2, 0, NULL, evmgr, ILSEVMGR1, "xxxx", 1, 1, ts

opencv-motion-detect/inc/database.h

@@ -17,6 +17,7 @@ extern "C" {
 #define EV_DB_FILENAME_GENERAL "general.db"
 #define EV_DB_FILENAME_LOG "log.db"
 #define EV_DB_FILENAME_CONFIG "config.json"
+#define EV_DB_FILENAME_SLICES "slices.json"
 
 using namespace std;
 using json = nlohmann::json;