refactoring and minor changes

session_manager.cpp

@@ -20,6 +20,7 @@ bool session_manager::validate_pass(){
   std::string pass=buffer;
   if(this->data->get_passwd(user)==pass){
       this->write_data("pass");
+      this->user=user;
       return true;
     }else{
       this->write_data("fail");
@@ -35,6 +36,8 @@ void session_manager::start_dialog(){
           this->execute();
         }else if(strcmp(buffer, "info")==0){
           this->send_information();
+        }else if(strcmp(buffer, "remv")==0){
+          this->remove();
         }else if(strcmp(buffer,"exit")){
           break;
         }
@@ -44,14 +47,47 @@ void session_manager::start_dialog(){
 int session_manager::execute(){
   char* n_package = new char[256];
   this->read_data(n_package, 256);
-  config_package conf = config_package(n_package);
+  char* use_conf=new char[256];
+  this->read_data(use_conf,2);
+  if(strcmp(use_conf,"y")==0){
+     config_package conf = config_package(n_package);
+     this->read_data(use_conf,256);
+     conf.change_uses(use_conf);
+    }else if(strcmp(use_conf,"n")!=0){
+      perror("fail in protocol comunication");
+      return -1;
+    }
+  delete [] (use_conf);
+  std::string result = this->appli_command("--ask", n_package);
+  if(result=="err"){
+      return -1;
+    }else{
+      this->data->write_install(n_package, user);
+      return 1;
+    }
+}
+
+int session_manager::remove(){
+  char* n_package = new char[256];
+  this->read_data(n_package, 256);
+  std::string result = this->appli_command("--unmerge",n_package);
+  if(result=="err"){
+      return -1;
+    }else{
+      this->data->write_remove(n_package);
+      return 1;
+    }
+}
+
+std::string session_manager::appli_command(char comand[], char* n_package){
   this->args=new char*[4];
     this->args[0]="emerge";
-    this->args[1]="--ask";
+    this->args[1]=comand;
     this->args[2]=n_package;
     this->args[3]=nullptr;
   int pid = fork();
   int status=-2;
+  std::string ret;
   if(pid==0){
       if(execvp(this->args[0],this->args)==-1){
           std::cout << "error inesperado" << std::endl;
@@ -61,12 +97,15 @@ int session_manager::execute(){
     waitpid(pid, &status, WCONTINUED);
     if(status>0){
         this->write_data("ok");
+        ret = n_package;
+        delete[] (n_package);
       }else{
         this->write_data("bad");
+        delete[] (n_package);
+        ret = "err";
       }
   }
-  delete[] (n_package);
-  return status;
+  return ret;
 }
 
 void session_manager::send_information(){