#include "DBuntil.h"
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#include <mysql.h>
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#include <cstdio>
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#include <iostream>
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MYSQL myCont;
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MYSQL_RES *result;
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MYSQL_ROW sql_row;
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DBuntil::() {}
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DBuntil::DBuntil(my_db mydb)
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{
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if(mysql_init(&myCont)!=NULL) {
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std::cout<<"init succeed"<<std::endl;
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} else
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std::cout<<"init failed"<<std::endl;
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if(mysql_real_connect(&myCont, mydb->host, mydb->user, mydb->pswd, mydb->db, mydb->port, NULL, 0) != NULL) {
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std::cout<<"mysql_real_connect succeed"<<std::endl;
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} else
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std::cout<<"mysql_real_connect failed"<<std::endl;
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}
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DBuntil::~DBuntil()
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{
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if (result != NULL)
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mysql_free_result(result);
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mysql_close(&myCont);
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}
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person DBuntil::db_rearch(int f_id)
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{
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person p= {0,""};
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db_select(f_id,&p);
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//对结构体赋值
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return p;
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}
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int DBuntil::db_select(int f_id,person* per)
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{
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sprintf( sql, "select a.p_id,b.`name`,b.img from face_person a,user_info b where a.face_id = %d AND a.p_id = b.pid " , f_id );
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mysql_query(&myCont, "SET NAMES utf8"); //设置编码格式
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res = mysql_query(&myCont,sql);//查询
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if (!res) {
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result = mysql_store_result(&myCont);
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if (result) {
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while (sql_row = mysql_fetch_row(result)) { //获取具体的数据
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per->p_id = atoi( sql_row[0]);
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per->name = sql_row[1];
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}
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}
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} else {
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std::cout<<"query sql failed!"<<std::endl;
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return false;
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}
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return true;
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}
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int DBuntil::db_add(int f_id,person *per)
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{
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//
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sprintf( sql, "INSERT INTO user_info(NAME, img) VALUES('%s', NULL)" , per->name );
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res = mysql_query(&myCont,sql);
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if(!res) {
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sprintf( sql, "INSERT INTO face_person(p_id, face_id) VALUES (LAST_INSERT_ID(), %d)" , f_id );
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res = mysql_query(&myCont,sql);
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if(!res) {
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return true;
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}
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}
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return false;
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}
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