ADD file via upload

src/filemanage.cpp

@@ -0,0 +1,67 @@
+#include"filemanage.h"
+#include"tool.h"
+#include<fstream>
+#include<direct.h>
+#include<iostream>
+#include<dirent.h>
+
+Filemanage::Filemanage(const std::string&dir):baseDir(dir){
+  createDir(baseDir);
+}
+
+void Filemanage::createDir(const std::string& path){
+  _mkdir(path.c_str());
+}
+
+std::string Filemanage::getUserFolder(const std::string& username){
+  std::string userFolder = baseDir + "/" + username;
+  createDir(userFolder);
+  return userFolder;
+}
+
+std::string Filemanage::saveQuestions(const std::string& username,const std::vector<Question> questions){
+  std::string userFolder = getUserFolder(username);
+  std::string filename = tool::getCurrentTime() + ".txt";
+  std::string filepath = userFolder + "/" + filename;
+
+  std::ofstream userpath(filepath);
+  if(!userpath.is_open()){
+    std::cout<<"ÎÞ·¨´´½¨Îļþ"<<filepath<<std::endl;
+  }
+
+  for(const Question question:questions){
+    userpath<<question.id<<"."<<question.content<<std::endl<<std::endl;
+  }
+
+  userpath.close();
+  return filepath;
+}
+
+std::set<std::string> Filemanage::getQuestions(const std::string&username){
+  std::set<std::string>productedQuestion;
+  std::string userFolder = getUserFolder(username);
+  DIR* dirstream = opendir(userFolder.c_str());
+  struct dirent* dir;
+  while((dir = readdir(dirstream)) != NULL){
+    std::string filename = dir->d_name;
+    if(filename.length() > 4&&filename.substr(filename.length() - 4) == ".txt"){
+      std::string filepath = userFolder + "/" + filename;
+      std::ifstream userpath;
+      userpath.open(filepath);
+      if(userpath.is_open()){
+        std::string OneQuestion;
+        while(getline(userpath,OneQuestion)){
+          OneQuestion = tool::EreaseEmpty(OneQuestion);
+          if(!OneQuestion.empty()&&OneQuestion.find('.') != std::string::npos){
+            int dotnum = OneQuestion.find('.');
+            OneQuestion = OneQuestion.substr(dotnum + 1,OneQuestion.size() - dotnum - 1);
+            productedQuestion.insert(OneQuestion);
+          }
+        }
+      }
+      userpath.close();
+    }
+  }
+  closedir(dirstream);
+  return productedQuestion;
+}