mirror of
https://gitee.com/johng/gf
synced 2026-07-04 04:52:48 +08:00
95 lines
2.8 KiB
Go
95 lines
2.8 KiB
Go
// Copyright 2017 gf Author(https://gitee.com/johng/gf). All Rights Reserved.
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//
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// This Source Code Form is subject to the terms of the MIT License.
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// If a copy of the MIT was not distributed with this file,
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// You can obtain one at https://gitee.com/johng/gf.
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// 单例对象管理.
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// 框架内置了一些核心对象获取方法，并且可以通过Set和Get方法实现IoC以及对内置核心对象的自定义替换
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package gins
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import (
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"gitee.com/johng/gf/g/os/gcfg"
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"gitee.com/johng/gf/g/os/gcmd"
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"gitee.com/johng/gf/g/os/genv"
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"gitee.com/johng/gf/g/os/gview"
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"gitee.com/johng/gf/g/os/gfile"
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"gitee.com/johng/gf/g/container/gmap"
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)
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const (
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gFRAME_CORE_COMPONENT_NAME_VIEW = "gf.core.component.view"
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gFRAME_CORE_COMPONENT_NAME_CONFIG = "gf.core.component.config"
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)
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// 单例对象存储器
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var instances = gmap.NewStringInterfaceMap()
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// 获取单例对象
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func Get(k string) interface{} {
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return instances.Get(k)
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}
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// 设置单例对象
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func Set(k string, v interface{}) {
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instances.Set(k, v)
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}
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// 核心对象：View
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func View() *gview.View {
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result := Get(gFRAME_CORE_COMPONENT_NAME_VIEW)
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if result != nil {
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return result.(*gview.View)
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} else {
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path := gcmd.Option.Get("gf.viewpath")
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if path == "" {
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path = genv.Get("gf.viewpath")
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if path == "" {
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path = gfile.SelfDir()
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}
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}
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view := gview.Get(path)
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// 添加基于源码的搜索目录检索地址，常用于开发环境调试，只添加入口文件目录
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if p := gfile.MainPkgPath(); gfile.Exists(p) {
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view.AddPath(p)
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}
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// 框架内置函数
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view.BindFunc("config", funcConfig)
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Set(gFRAME_CORE_COMPONENT_NAME_VIEW, view)
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return view
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}
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return nil
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}
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// 核心对象：Config
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// 配置文件目录查找依次为：启动参数cfgpath、当前程序运行目录
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func Config() *gcfg.Config {
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result := Get(gFRAME_CORE_COMPONENT_NAME_CONFIG)
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if result != nil {
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return result.(*gcfg.Config)
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} else {
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path := gcmd.Option.Get("gf.cfgpath")
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if path == "" {
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path = genv.Get("gf.cfgpath")
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if path == "" {
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path = gfile.SelfDir()
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}
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}
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config := gcfg.New(path)
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// 添加基于源码的搜索目录检索地址，常用于开发环境调试，只添加入口文件目录
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if p := gfile.MainPkgPath(); gfile.Exists(p) {
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config.AddPath(p)
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}
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// 单例对象缓存控制
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Set(gFRAME_CORE_COMPONENT_NAME_CONFIG, config)
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return config
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}
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return nil
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}
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// 模板内置方法：config
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func funcConfig(pattern string, file...string) gview.HTML {
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return gview.HTML(Config().GetString(pattern, file...))
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}
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