添加项目文件。

common/Tnb.CollectiveOAuth/Utils/ConfigurationManager.cs

@@ -0,0 +1,225 @@
+using Newtonsoft.Json.Linq;
+using System.Collections.Specialized;
+using System.Text;
+
+namespace JNPF.Extras.CollectiveOAuth.Utils;
+
+/// <summary>
+/// 配置管理.
+/// </summary>
+public class ConfigurationManager
+{
+    /// <summary>
+    /// 配置内容.
+    /// </summary>
+    private static NameValueCollection _configurationCollection = new NameValueCollection();
+
+    /// <summary>
+    /// 配置监听响应链堆栈.
+    /// </summary>
+    private static Stack<KeyValuePair<string, FileSystemWatcher>> FileListeners = new Stack<KeyValuePair<string, FileSystemWatcher>>();
+
+    /// <summary>
+    /// 默认路径.
+    /// </summary>
+    private static string _defaultPath = Directory.GetCurrentDirectory() + "\\appsettings.json";
+
+    /// <summary>
+    /// 最终配置文件路径.
+    /// </summary>
+    private static string _configPath = null;
+
+    /// <summary>
+    /// 配置节点关键字.
+    /// </summary>
+    private static string _configSection = "AppSettings";
+
+    /// <summary>
+    /// 配置外连接的后缀.
+    /// </summary>
+    private static string _configUrlPostfix = "Url";
+
+    /// <summary>
+    /// 最终修改时间戳.
+    /// </summary>
+    private static long _timeStamp = 0L;
+
+    /// <summary>
+    /// 配置外链关键词，例如：AppSettings.Url.
+    /// </summary>
+    private static string _configUrlSection { get { return _configSection + "." + _configUrlPostfix; } }
+
+    static ConfigurationManager()
+    {
+        ConfigFinder(_defaultPath);
+    }
+
+    /// <summary>
+    /// 确定配置文件路径.
+    /// </summary>
+    private static void ConfigFinder(string Path)
+    {
+        _configPath = Path;
+        JObject config_json = new JObject();
+        while (config_json != null)
+        {
+            config_json = null;
+            FileInfo config_info = new FileInfo(_configPath);
+            if (!config_info.Exists) break;
+
+            FileListeners.Push(CreateListener(config_info));
+            config_json = LoadJsonFile(_configPath);
+            if (config_json[_configUrlSection] != null)
+                _configPath = config_json[_configUrlSection].ToString();
+            else break;
+        }
+
+        if (config_json == null || config_json[_configSection] == null) return;
+
+        LoadConfiguration();
+    }
+
+    /// <summary>
+    /// 读取配置文件内容.
+    /// </summary>
+    private static void LoadConfiguration()
+    {
+        FileInfo config = new FileInfo(_configPath);
+        var configColltion = new NameValueCollection();
+        JObject config_object = LoadJsonFile(_configPath);
+        if (config_object == null || !(config_object is JObject)) return;
+
+        if (config_object[_configSection] != null)
+        {
+            foreach (JProperty prop in config_object[_configSection])
+            {
+                configColltion[prop.Name] = prop.Value.ToString();
+            }
+        }
+
+        _configurationCollection = configColltion;
+    }
+
+    /// <summary>
+    /// 解析Json文件.
+    /// </summary>
+    /// <param name="FilePath">文件路径</param>
+    /// <returns></returns>
+    private static JObject LoadJsonFile(string FilePath)
+    {
+        JObject config_object = null;
+        try
+        {
+            StreamReader sr = new StreamReader(FilePath, Encoding.Default);
+            config_object = JObject.Parse(sr.ReadToEnd());
+            sr.Close();
+        }
+        catch { }
+        return config_object;
+    }
+
+    /// <summary>
+    /// 添加监听树节点.
+    /// </summary>
+    /// <param name="info"></param>
+    /// <returns></returns>
+    private static KeyValuePair<string, FileSystemWatcher> CreateListener(FileInfo info)
+    {
+
+        FileSystemWatcher watcher = new FileSystemWatcher();
+        watcher.BeginInit();
+        watcher.Path = info.DirectoryName;
+        watcher.Filter = info.Name;
+        watcher.IncludeSubdirectories = false;
+        watcher.EnableRaisingEvents = true;
+        watcher.NotifyFilter = NotifyFilters.Attributes | NotifyFilters.CreationTime | NotifyFilters.DirectoryName | NotifyFilters.FileName | NotifyFilters.LastAccess | NotifyFilters.LastWrite | NotifyFilters.Size;
+        watcher.Changed += new FileSystemEventHandler(ConfigChangeListener);
+        watcher.EndInit();
+
+        return new KeyValuePair<string, FileSystemWatcher>(info.FullName, watcher);
+
+    }
+
+    /// <summary>
+    /// 配置改变监听器.
+    /// </summary>
+    /// <param name="sender"></param>
+    /// <param name="e"></param>
+    private static void ConfigChangeListener(object sender, FileSystemEventArgs e)
+    {
+        long time = TimeStamp();
+        lock (FileListeners)
+        {
+            if (time > _timeStamp)
+            {
+                _timeStamp = time;
+                if (e.FullPath != _configPath || e.FullPath == _defaultPath)
+                {
+                    while (FileListeners.Count > 0)
+                    {
+                        var listener = FileListeners.Pop();
+                        listener.Value.Dispose();
+                        if (listener.Key == e.FullPath) break;
+                    }
+                    ConfigFinder(e.FullPath);
+                }
+                else
+                {
+                    LoadConfiguration();
+                }
+            }
+        }
+    }
+
+    private static long TimeStamp()
+    {
+        return (long)((DateTime.UtcNow - new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc)).TotalMilliseconds * 100);
+    }
+
+    private static string c_configSection = null;
+
+    public static string ConfigSection
+    {
+        get { return _configSection; }
+        set { c_configSection = value; }
+    }
+
+    private static string c_configUrlPostfix = null;
+
+    public static string ConfigUrlPostfix
+    {
+        get { return _configUrlPostfix; }
+        set { c_configUrlPostfix = value; }
+    }
+
+    private static string c_defaultPath = null;
+    public static string DefaultPath
+    {
+        get { return _defaultPath; }
+        set { c_defaultPath = value; }
+    }
+
+    public static NameValueCollection AppSettings
+    {
+        get { return _configurationCollection; }
+    }
+
+    /// <summary>
+    /// 手动刷新配置，修改配置后，请手动调用此方法，以便更新配置参数
+    /// </summary>
+    public static void RefreshConfiguration()
+    {
+        lock (FileListeners)
+        {
+            // 修改配置
+            if (c_configSection != null) { _configSection = c_configSection; c_configSection = null; }
+            if (c_configUrlPostfix != null) { _configUrlPostfix = c_configUrlPostfix; c_configUrlPostfix = null; }
+            if (c_defaultPath != null) { _defaultPath = c_defaultPath; c_defaultPath = null; }
+
+            // 释放掉全部监听响应链
+            while (FileListeners.Count > 0)
+                FileListeners.Pop().Value.Dispose();
+            ConfigFinder(_defaultPath);
+        }
+    }
+}