diff --git a/cgi-bin/sqlite_cgi_insert_base.c b/cgi-bin/sqlite_cgi_insert_base.c new file mode 100644 index 0000000..c56f457 --- /dev/null +++ b/cgi-bin/sqlite_cgi_insert_base.c @@ -0,0 +1,115 @@ +#include +#include +// #include "cJSON.h" +#include +#include "sqlite3.h" + +// cJSON *result_json; // 用于存储查询结果 + +// sqlite3的回调函数 +// sqlite 每查到一条记录，就调用一次这个回调 +int sql_search_callback(void* NotUsed, int argc, char** argv, char** azColName); + +int main(int argc, char const* argv[]) { + // result_json = cJSON_CreateObject(); // 创建 JSON 对象 + + // 连接到 SQLite 数据库 + sqlite3* db; // 声明 sqlite3 类型变量，即声明一个数据库对象 + char* zErrMsg = 0; // 用于存储错误信息 + int rc; // 用于存储函数返回值 + + rc = sqlite3_open( + "../sql_base/green_house.db", + &db); // 打开指定的数据库文件，如果不存在将创建一个同名的数据库文件 + if (rc) { + fprintf(stderr, "Can't open database: %s\n", sqlite3_errmsg(db)); + sqlite3_close(db); + return 1; + } + fprintf(stderr, "ok Opened database successfully\n"); + + // 获取前端传递的 JSON 数据 + char request_data[128] = ""; + fgets(request_data, 128, stdin); // 从标准输入中读取一行数据 + + // 解析 JSON 数据 + cJSON* json_buf = cJSON_Parse(request_data); // 解析 JSON 数据 + if (json_buf == NULL) { + fprintf(stderr, "Error parsing JSON data\n"); + sqlite3_close(db); + return 1; + } + + // 获取用户名和密码 + cJSON* user = cJSON_GetObjectItemCaseSensitive(json_buf, "name"); + cJSON* password = cJSON_GetObjectItemCaseSensitive(json_buf, "password"); + + if (user == NULL || password == NULL || !cJSON_IsString(user) || + !cJSON_IsString(password)) { // 是否是非法输入 + fprintf(stderr, + "Error getting username and/or password from JSON data\n"); + cJSON_Delete(json_buf); + sqlite3_close(db); + return 1; + } + + // 拿到用户名和密码 + char* username_from_frontend = user->valuestring; + char* password_from_frontend = password->valuestring; + + printf("username is %s, pwd is %s\n", username_from_frontend, + password_from_frontend); + + // 构建查询语句 + char query_sql[128] = ""; + sprintf(query_sql, + "insert into login_users (username,password) values('%s','%s');", + username_from_frontend, password_from_frontend); // 构建插入语句 + + printf("query_sql is %s\n", query_sql); + + // 执行查询语句 + rc = sqlite3_exec(db, query_sql, NULL, NULL, &zErrMsg); // 执行查询语句 + // rc = sqlite3_exec(db, query_sql, sql_search_callback, 0, &zErrMsg); // + // 执行查询语句 + if (rc != SQLITE_OK) { + fprintf(stderr, "SQL error: %s\n", zErrMsg); + sqlite3_free(zErrMsg); + cJSON_Delete(json_buf); + sqlite3_close(db); + return 1; + } + + // 释放资源 + cJSON_Delete(json_buf); + sqlite3_close(db); + + return 0; +} + +int sql_search_callback(void* NotUsed, + int argc, + char** argv, + char** azColName) { + // int i; + // for (i = 0; i < argc; i++) + // { + // printf("%s = %s\n", azColName[i], argv[i] ? argv[i] : "NULL"); + // } + cJSON* result_json = cJSON_CreateObject(); + if (argc == 0) { + cJSON_AddNumberToObject(result_json, "code", 1); + cJSON_AddStringToObject(result_json, "msg", "用户名或密码错误"); + } else + cJSON_AddNumberToObject(result_json, "code", 0); + + char* result_json_string = cJSON_Print(result_json); + + // 输出 JSON 结果 + printf("content-type: application/json;charset=utf-8\r\n"); + printf("\r\n"); + printf("%s\n", result_json_string); + + free(result_json_string); + return SQLITE_OK; +} \ No newline at end of file diff --git a/html/enroll.html b/html/enroll.html new file mode 100644 index 0000000..07df800 --- /dev/null +++ b/html/enroll.html @@ -0,0 +1,43 @@ + + + + + + + Document + + + +
+
+ +
+
+ +
+
+ +
+ +
+ + + + \ No newline at end of file diff --git a/html/login.html b/html/login.html index 32ade3a..817a10b 100644 --- a/html/login.html +++ b/html/login.html @@ -134,6 +134,11 @@
+
+ +