历史操作功能

cgi-bin/Makefile

@@ -16,6 +16,11 @@ all:
 	$(cc) sqlite3.c sqlite_cgi_base.c -o sqlite_cgi_base.cgi $(SQLITE3_CFLAGS) $(CJSON_CFLAGS)
 	$(cc) sqlite3.c sqlite_cgi_insert_base.c -o sqlite_cgi_insert_base.cgi $(SQLITE3_CFLAGS) $(CJSON_CFLAGS)
 	$(cc) sqlite3.c green_house_info_show.c -o green_house_info_show.cgi $(SQLITE3_CFLAGS) $(CJSON_CFLAGS)
+	$(cc) sqlite3.c record_of_operations_history.c -o record_of_operations_history.cgi $(SQLITE3_CFLAGS) $(CJSON_CFLAGS)
+
+record_of_operations_history:
+	$(cc) sqlite3.c record_of_operations_history.c -o record_of_operations_history.cgi $(SQLITE3_CFLAGS) $(CJSON_CFLAGS)
+
 
 green_house_info_show:
 	$(cc) sqlite3.c green_house_info_show.c -o green_house_info_show.cgi $(SQLITE3_CFLAGS) $(CJSON_CFLAGS)

cgi-bin/green_house_info_show.c

@@ -53,7 +53,7 @@ int main(int argc, char const* argv[]) {
     char query_sql[128] = "";
     sprintf(
         query_sql,
-        "select temperature, humidity , th_date_time from temp_hum_info;");  // 构建查询
+        "select temperature, humidity , th_date_time from temp_hum_info ;");  // 构建查询
 
     cJSON* result_array = cJSON_CreateArray();
 

cgi-bin/record_of_operation_history.c

@@ -1,116 +0,0 @@
-#include <cjson/cJSON.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include "includes/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 record_of_operations "
-            "(oper_user_name,operation_detail,operation_time) "
-            "values('%s','%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;
-}

cgi-bin/record_of_operations_history.c

@@ -0,0 +1,88 @@
+#include <cjson/cJSON.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include "includes/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* data, int argc, char** argv, char** azColName) {
+    cJSON* result_array = (cJSON*)data;
+    cJSON* item = cJSON_CreateObject();
+
+    // 遍历每一列，并将数据添加到 JSON 对象中
+    for (int i = 0; i < argc; i++) {
+        cJSON_AddStringToObject(item, azColName[i], argv[i] ? argv[i] : "");
+    }
+
+    int isDuplicate = 0;
+    cJSON* existingItem = result_array->child;
+    while (existingItem != NULL) {
+        if (cJSON_Compare(existingItem, item, 1)) {
+            isDuplicate = 1;
+            break;
+        }
+        existingItem = existingItem->next;
+    }
+
+    // 如果不是重复的结果，则添加到 JSON 数组中
+    if (!isDuplicate) {
+        cJSON_AddItemToArray(result_array, item);
+    }
+    return 0;
+}
+int main(int argc, char const* argv[]) {
+    // 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");
+
+    // 构建查询语句
+    char query_sql[128] = "";
+    sprintf(query_sql,
+            "select oper_user_name, operation_detail , operation_time from "
+            "record_of_operations ;");  // 构建查询
+
+    cJSON* result_array = cJSON_CreateArray();
+
+    // printf("query_sql is %s\n", query_sql);
+
+    // 执行查询语句
+    rc = sqlite3_exec(db, query_sql, sql_search_callback, result_array,
+                      &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;
+    }
+
+    char* json_str = cJSON_Print(result_array);
+
+    printf("Content-Type: application/json;charset=utf-8\r\n");
+    printf("\r\n");
+    printf("%s", json_str);
+
+    free(json_str);
+    cJSON_Delete(result_array);
+
+    // 释放资源
+    sqlite3_close(db);
+
+    return 0;
+}

html/green_house_info_show.html

@@ -22,6 +22,7 @@
             border-collapse: collapse;
             width: 100%;
             /* width: 700px; */
+            height: 20px;
             background-color: #fff;
             box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
         }
@@ -38,7 +39,7 @@
             background-color: #f0f0f0;
         }
 
-        tr{
+        tr {
             height: 10px;
         }
 

html/index.html

@@ -143,7 +143,7 @@
             <a href="./record_of_operations_history.html" target="content_frame" class="menu_item">历史操作</a>
         </div>
         <div id="content" style="width:100%;">
-            <iframe name="content_frame" width="100%" height="100%" scrolling="auto"></iframe>
+            <iframe name="content_frame" width="100%" height="100%" overflow="auto"></iframe>
         </div>
     </div>
 

html/record_of_operations_history.html

@@ -1,50 +1,98 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 
 <head>
-    <meta charset="utf-8">
+    <meta charset="UTF-8">
-    <meta name="keywords" content="">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
-    <title>历史操作表</title>
+    <title>温湿度</title>
+    <style>
+        body {
+            font-family: Arial, sans-serif;
+            background-color: #f0f0f0;
+        }
+
+        .tablecenter {
+            display: flex;
+            /* justify-content: center; */
+            /* align-items: center; */
+            height: 100vh;
+        }
+
+        table {
+            border-collapse: collapse;
+            width: 100%;
+            /* width: 700px; */
+            height: 20px;
+            background-color: #fff;
+            box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
+        }
+
+        th,
+        td {
+            padding: 10px;
+            text-align: center;
+            border: 1px solid #ccc;
+            height: 10px;
+        }
+
+        th {
+            background-color: #f0f0f0;
+        }
+
+        tr {
+            height: 10px;
+        }
+
+        tbody tr:nth-child(even) {
+            background-color: #f9f9f9;
+        }
+
+        tbody tr:hover {
+            background-color: #e0e0e0;
+        }
+    </style>
 </head>
 
 <body>
-    <h1 align="center">历史操作表</h1>
+    <div class="tablecenter">
-    <table id="arpTable" width="500" border="1" align="center">
+        <table id="arpTable">
-        <thead>
+            <thead>
-            <th>用户名</th>
+                <th>用户</th>
-            <th>操作指令</th>
+                <th>操作</th>
-            <th>操作时间</th>
+                <th>时间</th>
+            </thead>
+            <tbody id="greenTableBody">
 
-        </thead>
+            </tbody>
-        <tbody id="arpBody" align="center">
+        </table>
-
+    </div>
-        </tbody>
-    </table>
 
     <script>
-        window.onload = function () {
+        function loadBlackData() {
-            query("");
+            var blackData;
+            fetch("../cgi-bin/record_of_operations_history.cgi")
+                .then(resp => resp.json())
+                .then(data => {
+                    blackData = data;
+                    greenTableBody.innerHTML = "";
+                    data.forEach(rowData => {
+                        let tr = document.createElement("tr");
+                        let td1 = document.createElement("td");
+                        let td2 = document.createElement("td");
+                        let td3 = document.createElement("td");
+
+                        td1.innerText = rowData.oper_user_name;
+                        td2.innerText = rowData.operation_detail;
+                        td3.innerText = rowData.operation_time;
+
+                        tr.append(td1, td2, td3);
+                        greenTableBody.append(tr);
+                    });
+                })
         }
-        function query(val) {
-            fetch("/cgi-bin/router_showarp.cgi").then(resp =>
-                resp.json()).then(data => {
-                    if (data.code == 0) {
-                        arpBody.innerText = "";
 
-                        data.data.forEach(rowData => {
+        window.onload = function () {
-                            let tr = document.createElement("tr");
+            loadBlackData();
-                            let td1 = document.createElement("td");
-                            let td2 = document.createElement("td");
-
-                            td1.innerText = rowData.ip;
-                            td2.innerText = rowData.mac;
-
-                            tr.append(td1, td2);
-                            arpBody.append(tr);
-                        })
-
-                    }
-                });
         }
     </script>
 </body>

sql_base/operations_history_insert_test_datas.sql

@@ -0,0 +1,14 @@
+-- 开启表头显示
+.headers on
+
+-- 设置列的宽度
+.mode column
+
+-- 插入数据到用户登录表
+insert into record_of_operations
+    (oper_user_name,operation_detail, operation_time)
+values
+    ('admin', 'led:on', 'null');
+
+-- 显示用户登录表的数据
+select * from record_of_operations;