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50a936bdeb
原有AppSetting 手写字符串去读取,极容易出错,扩展性也低:如果要修改或者增加值 就要到处都写 保留AppSetting基础上增加IOption方便读取配置,可反序列对象 增加IConfigurableOptions接口 可参考SeqOptions配置 配置文件名为Option或Options结尾,匹配时会忽略Option或Options SeqOptions->对应 AppSetting中Seq节点 可直接在控制器中注入使用 参考ValuesController private readonly SeqOptions _seqOptions; cto(IOptions<SeqOptions> seqOptions){ _seqOptions = seqOptions.Value; }
92 lines
2.6 KiB
C#
92 lines
2.6 KiB
C#
using Microsoft.Extensions.Configuration;
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using Microsoft.Extensions.Configuration.Json;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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namespace Blog.Core.Common
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{
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/// <summary>
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/// appsettings.json操作类
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/// </summary>
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public class AppSettings
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{
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public static IConfiguration Configuration { get; set; }
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static string contentPath { get; set; }
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public AppSettings(string contentPath)
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{
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string Path = "appsettings.json";
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//如果你把配置文件 是 根据环境变量来分开了,可以这样写
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//Path = $"appsettings.{Environment.GetEnvironmentVariable("ASPNETCORE_ENVIRONMENT")}.json";
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Configuration = new ConfigurationBuilder()
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.SetBasePath(contentPath)
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.Add(new JsonConfigurationSource
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{
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Path = Path, Optional = false, ReloadOnChange = true
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}) //这样的话,可以直接读目录里的json文件,而不是 bin 文件夹下的,所以不用修改复制属性
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.Build();
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}
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public AppSettings(IConfiguration configuration)
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{
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Configuration = configuration;
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}
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/// <summary>
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/// 封装要操作的字符
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/// </summary>
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/// <param name="sections">节点配置</param>
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/// <returns></returns>
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public static string app(params string[] sections)
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{
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try
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{
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if (sections.Any())
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{
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return Configuration[string.Join(":", sections)];
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}
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}
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catch (Exception)
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{
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}
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return "";
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}
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/// <summary>
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/// 递归获取配置信息数组
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/// </summary>
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/// <typeparam name="T"></typeparam>
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/// <param name="sections"></param>
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/// <returns></returns>
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public static List<T> app<T>(params string[] sections)
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{
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List<T> list = new List<T>();
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// 引用 Microsoft.Extensions.Configuration.Binder 包
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Configuration.Bind(string.Join(":", sections), list);
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return list;
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}
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/// <summary>
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/// 根据路径 configuration["App:Name"];
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/// </summary>
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/// <param name="sectionsPath"></param>
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/// <returns></returns>
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public static string GetValue(string sectionsPath)
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{
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try
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{
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return Configuration[sectionsPath];
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}
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catch (Exception)
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{
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}
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return "";
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}
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}
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} |