Add login

HTTPWrapper

@@ -1 +1 @@
-Subproject commit 8a274d862c609a734f5c287e70af3e6717e011f9
+Subproject commit d6d82ae0d96c0c0c0ef800dbe6aa6871170b6236

MySQLWrapper

@@ -1 +1 @@
-Subproject commit a5dcc01d2f96a894c358a2e40b6566ac796b0aa2
+Subproject commit 5de3e0c2954ad4051e5b794453015457b7f0b459

login.cpp

@@ -0,0 +1,88 @@
+#include "Request.h"
+#include "Response.h"
+#include "Session.h"
+#include "Util.h"
+#include "json.hpp"
+using namespace std;
+using json=nlohmann::json;
+
+int main()
+{
+    Request req;
+    Session se(req);
+    Response res;
+    json j;
+
+    auto jsonfail=[&](int errcode,const std::string& errmsg)
+    {
+        j["success"]=0;
+        j["errcode"]=errcode;
+        j["errmsg"]=errmsg;
+    };
+
+    if(req.requestMethod=="POST")
+    {
+        if(req.post["username"].empty() ||
+           req.post["password"].empty())
+        {
+            jsonfail(2,"Missing Parameter");
+        }
+        else
+        {
+            DBInfo db;
+            if(db.readConfig()<0)
+            {
+                jsonfail(3,"Failed to read configure");
+            }
+            else
+            {
+                string uname=req.post["username"];
+                string upass=req.post["password"];
+                MySQLConn conn;
+                if(db.connectProxy(conn)<0)
+                {
+                    jsonfail(4,"Failed to connect DB");
+                }
+                else
+                {
+                    bool authpass=false;
+                    if(conn.exec(make_str("select count(username) from bs_user where username='",uname,"' and password='",upass,"'"),
+                                 [&](MySQLResult& res)
+                                 {
+                                     res.stepRow([&](char** val,unsigned long* len)
+                                                 {
+                                                     if(string(val[0])=="1")
+                                                     {
+                                                         authpass=true;
+                                                     }
+                                                 });
+                                 })<0)
+                    {
+                        jsonfail(5,"Failed to execute SQL.");
+                    }
+                    else
+                    {
+                        /// Try to mark session logged in
+                        if(se.setUser(uname)<0)
+                        {
+                            jsonfail(6,"Failed to set session.");
+                        }
+                        else
+                        {
+                            j["success"]=1;
+                        }
+                    }
+                }
+            }
+        }
+    }
+    else
+    {
+        jsonfail(1,"Request Method Not Supported");
+    }
+
+    res.content.append(j.dump());
+    res.show();
+
+    return 0;
+}