Files
NetworkAuth/controllers/admin/handlers.go

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package admin
import (
"net/http"
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"networkDev/constants"
"networkDev/controllers"
"networkDev/middleware"
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"networkDev/models"
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"networkDev/services"
"networkDev/utils"
"networkDev/utils/timeutil"
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"github.com/gin-gonic/gin"
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"github.com/spf13/viper"
)
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// 创建基础控制器实例
var handlersBaseController = controllers.NewBaseController()
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// formatDBType 格式化数据库类型显示
// 将配置文件中的小写类型转换为友好的显示格式
func formatDBType(dbType string) string {
switch dbType {
case "mysql":
return "MySQL"
case "sqlite":
return "SQLite"
case "postgresql", "postgres":
return "PostgreSQL"
case "sqlserver":
return "SQL Server"
default:
return "SQLite" // 默认显示
}
}
// AdminIndexHandler 后台首页处理器/admin 与 /admin/ 根路径入口
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// - 未登录:重定向到 /admin/login
// - 已登录:渲染后台布局页(或重定向到 /admin/layout
// - 自动清理失效的JWT Cookie
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func AdminIndexHandler(c *gin.Context) {
if IsAdminAuthenticatedWithCleanup(c) {
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// 直接渲染布局页保持URL为 /admin
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AdminLayoutHandler(c)
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return
}
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c.Redirect(http.StatusFound, "/admin/login")
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}
// AdminLayoutHandler 后台布局页渲染
// - 渲染 layout.html包含顶部导航、侧边栏与动态内容容器
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func AdminLayoutHandler(c *gin.Context) {
// 获取或生成CSRF令牌
var token string
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if existingToken := utils.GetCSRFTokenFromCookie(c); existingToken != "" {
// 重用现有的Cookie令牌
token = existingToken
} else {
// 生成新的CSRF令牌并设置到Cookie
newToken, err := utils.GenerateCSRFToken()
if err != nil {
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handlersBaseController.HandleInternalError(c, "生成CSRF令牌失败", err)
return
}
token = newToken
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utils.SetCSRFToken(c, token)
}
// 准备模板数据
data := handlersBaseController.GetDefaultTemplateData()
data["CSRFToken"] = token
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// 从数据库读取站点标题,如果失败则使用默认值
if db, ok := handlersBaseController.GetDB(c); ok {
if siteTitle, err := services.FindSettingByName("site_title", db); err == nil && siteTitle != nil {
data["Title"] = siteTitle.Value
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}
}
// 合并其他数据(如果有的话)
extraData := gin.H{}
for key, value := range extraData {
data[key] = value
}
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c.HTML(http.StatusOK, "layout.html", data)
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}
// DashboardFragmentHandler 仪表盘片段渲染
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// - 展示系统信息:版本、开发模式、数据库类型、启动时长
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func DashboardFragmentHandler(c *gin.Context) {
version := constants.AppVersion
mode := middleware.IsDevModeFromContext(c)
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dbType := viper.GetString("database.type")
if dbType == "" {
dbType = "sqlite"
}
uptime := timeutil.GetServerUptimeString()
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data := gin.H{
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"Version": version,
"Mode": mode,
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"DBType": formatDBType(dbType),
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"Uptime": uptime,
}
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c.HTML(http.StatusOK, "dashboard.html", data)
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}
// SystemInfoHandler 系统信息API接口
// - 返回系统运行状态的JSON数据用于前端定时刷新
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func SystemInfoHandler(c *gin.Context) {
version := constants.AppVersion
mode := middleware.IsDevModeFromContext(c)
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dbType := viper.GetString("database.type")
if dbType == "" {
dbType = "sqlite"
}
uptime := timeutil.GetServerUptimeString()
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data := gin.H{
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"version": version,
"mode": mode,
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"db_type": formatDBType(dbType),
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"uptime": uptime,
}
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handlersBaseController.HandleSuccess(c, "ok", data)
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}
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// DashboardStatsHandler 仪表盘统计数据API接口
// - 返回应用统计数据的JSON数据包括全部/启用/禁用/变量数量
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func DashboardStatsHandler(c *gin.Context) {
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// 获取数据库连接
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db, ok := handlersBaseController.GetDB(c)
if !ok {
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return
}
// 统计应用数据
var totalApps int64
var enabledApps int64
var disabledApps int64
var totalVariables int64
// 统计全部应用数量
if err := db.Model(&models.App{}).Count(&totalApps).Error; err != nil {
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handlersBaseController.HandleInternalError(c, "统计应用数量失败", err)
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return
}
// 统计启用应用数量
if err := db.Model(&models.App{}).Where("status = ?", 1).Count(&enabledApps).Error; err != nil {
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handlersBaseController.HandleInternalError(c, "统计启用应用数量失败", err)
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return
}
// 统计禁用应用数量
if err := db.Model(&models.App{}).Where("status = ?", 0).Count(&disabledApps).Error; err != nil {
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handlersBaseController.HandleInternalError(c, "统计禁用应用数量失败", err)
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return
}
// 统计变量数量
if err := db.Model(&models.Variable{}).Count(&totalVariables).Error; err != nil {
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handlersBaseController.HandleInternalError(c, "统计变量数量失败", err)
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return
}
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data := gin.H{
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"total_apps": totalApps,
"enabled_apps": enabledApps,
"disabled_apps": disabledApps,
"total_variables": totalVariables,
}
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handlersBaseController.HandleSuccess(c, "ok", data)
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}