一個簡單的博客后端服務器
github地址，持續更新
設計參考

#define MYSQLPP_MYSQL_HEADERS_BURIED #include "httplib.h" #include "rapidjson/document.h" #include <mysql++/mysql++.h> #include <iostream> #include <string> using namespace std;namespace {const string blog_db = "blog_system";const string blog_table = "blog_table";// 下面是數據庫服務器的信息，我用的騰訊 mysql 數據庫，需配置你自己的服務器信息const string blog_server = "";const string blog_user = "";const string blog_pass = "";const int blog_port = ; }int main() {using namespace httplib;using namespace mysqlpp;using namespace rapidjson;mysqlpp::Connection conn(false);conn.set_option(new mysqlpp::SetCharsetNameOption("utf8"));if (conn.connect(blog_db.c_str(), blog_server.c_str(), blog_user.c_str(),blog_pass.c_str(), blog_port)) {cout << "success" << endl;} else {exit(0);}Server svr;svr.Get("/", [](const Request& req, Response& res) {cout << "/" << endl;res.set_content("hello world!", "text/plain");});svr.Get("/hi", [](const Request& req, Response& res) {cout << "hi" << endl;res.set_content("Hi", "text/plain");});svr.Post("/hello", [](const Request& req, Response& res) {res.set_content("hello post", "text/plain");});svr.Post("/blog", [&](const Request& req, Response& res) {Document d;cout << req.method << endl;cout << req.path << endl;cout << req.remote_addr << endl;cout << req.body << endl;if (d.Parse(req.body.c_str()).HasParseError()) {cout << "parse" << endl;return 1;}auto title = d["title"].GetString();auto content = d["content"].GetString();auto tag_id = d["tag_id"].GetInt();auto create_time = d["create_time"].GetString();unique_ptr<char> sql(new char[strlen(content) * 2 + 4096]);sprintf(sql.get(), "insert into blog_table values(null, '%s', '%s', '%d', '%s')",title, content, tag_id, create_time);cout << sql.get() << endl;mysqlpp::Query query = conn.query(string(sql.get()));try {query.execute();} catch(const mysqlpp::BadQuery& er) {cout << "query error :" << er.what() << endl;return -1;}});svr.listen("localhost", 1234); }

• CMakeLists.txt

cmake_minimum_required(VERSION 3.10)project (blog)set(CMAKE_CXX_STANDARD 11)include_directories(include)add_executable(service service.cpp)target_link_libraries(service pthread mysqlpp)

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