// Admin.NET 项目的版权、商标、专利和其他相关权利均受相应法律法规的保护。使用本项目应遵守相关法律法规和许可证的要求。
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//
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// 本项目主要遵循 MIT 许可证和 Apache 许可证(版本 2.0)进行分发和使用。许可证位于源代码树根目录中的 LICENSE-MIT 和 LICENSE-APACHE 文件。
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//
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// 不得利用本项目从事危害国家安全、扰乱社会秩序、侵犯他人合法权益等法律法规禁止的活动!任何基于本项目二次开发而产生的一切法律纠纷和责任,我们不承担任何责任!
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using Microsoft.AspNetCore.Authentication;
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namespace Admin.NET.Core;
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public static class HttpContextExtension
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{
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public static async Task<AuthenticationScheme[]> GetExternalProvidersAsync(this HttpContext context)
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{
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ArgumentNullException.ThrowIfNull(context);
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var schemes = context.RequestServices.GetRequiredService<IAuthenticationSchemeProvider>();
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return (from scheme in await schemes.GetAllSchemesAsync()
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where !string.IsNullOrEmpty(scheme.DisplayName)
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select scheme).ToArray();
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}
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public static async Task<bool> IsProviderSupportedAsync(this HttpContext context, string provider)
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{
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ArgumentNullException.ThrowIfNull(context);
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return (from scheme in await context.GetExternalProvidersAsync()
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where string.Equals(scheme.Name, provider, StringComparison.OrdinalIgnoreCase)
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select scheme).Any();
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}
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/// <summary>
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/// 获取设备信息
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/// </summary>
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/// <param name="context"></param>
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/// <returns></returns>
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public static string GetClientDeviceInfo(this HttpContext context)
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{
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ArgumentNullException.ThrowIfNull(context);
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return CommonUtil.GetClientDeviceInfo(context.Request.Headers.UserAgent);
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}
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/// <summary>
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/// 获取浏览器信息
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/// </summary>
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/// <param name="context"></param>
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/// <returns></returns>
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public static string GetClientBrowser(this HttpContext context)
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{
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ArgumentNullException.ThrowIfNull(context);
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string userAgent = context.Request.Headers.UserAgent;
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try
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{
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if (userAgent != null)
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{
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var client = Parser.GetDefault().Parse(userAgent);
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if (client.Device.IsSpider)
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return "爬虫";
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return $"{client.UA.Family} {client.UA.Major}.{client.UA.Minor} / {client.Device.Family}";
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}
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}
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catch
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{ }
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return "未知";
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}
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/// <summary>
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/// 获取操作系统信息
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/// </summary>
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/// <param name="context"></param>
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/// <returns></returns>
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public static string GetClientOs(this HttpContext context)
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{
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ArgumentNullException.ThrowIfNull(context);
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string userAgent = context.Request.Headers.UserAgent;
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try
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{
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if (userAgent != null)
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{
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var client = Parser.GetDefault().Parse(userAgent);
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if (client.Device.IsSpider)
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return "爬虫";
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return $"{client.OS.Family} {client.OS.Major} {client.OS.Minor}";
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}
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}
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catch
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{ }
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return "未知";
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}
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}
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