First public version

rapidjson_extra.cpp

@@ -0,0 +1,56 @@
+#include <rapidjson/writer.h>
+
+#include "rapidjson_extra.h"
+
+void operator >> (const rapidjson::Value& value, std::string& i)
+{
+    if(value.IsNull())
+        i = std::string();
+    else if(value.IsInt64())
+        i = std::to_string(value.GetInt64());
+    else if(value.IsDouble())
+        i = std::to_string(value.GetDouble());
+    else if(value.IsString())
+        i = std::string(value.GetString());
+    else if(value.IsBool())
+        i = value.GetBool() ? "true" : "false";
+    else
+        i = std::string();
+}
+
+void operator >> (const rapidjson::Value& value, int& i)
+{
+    if(value.IsNull())
+        i = 0;
+    else if(value.IsInt())
+        i = value.GetInt();
+    else if(value.IsString())
+        i = std::stoi(value.GetString());
+    else if(value.IsBool())
+        i = value.GetBool() ? 1 : 0;
+    else
+        i = 0;
+}
+
+std::string GetMember(const rapidjson::Value& value, std::string member)
+{
+    std::string retStr;
+    if(value.HasMember(member.data()))
+        value[member.data()] >> retStr;
+    return retStr;
+}
+
+void GetMember(const rapidjson::Value& value, std::string member, std::string* target)
+{
+    std::string retStr = GetMember(value, member);
+    if(retStr.size())
+        target->assign(retStr);
+}
+
+std::string SerializeObject(const rapidjson::Value& value)
+{
+    rapidjson::StringBuffer sb;
+    rapidjson::Writer<rapidjson::StringBuffer> writer_json(sb);
+    value.Accept(writer_json);
+    return sb.GetString();
+}