CalvinBackup/notesnook-sync-server-2026
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global: add null safety checks

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This commit is contained in:
Abdullah Atta
2025-10-14 21:15:51 +05:00
parent be432dfd24
commit 6e35edb715
109 changed files with 452 additions and 590 deletions
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Streetwriters.Identity/Extensions/HttpContextExtensions.cs
+6 -6
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@@ -33,14 +33,14 @@ namespace Microsoft.AspNetCore.Http
/// <param name="context">Http context</param>
/// <param name="allowForwarded">Whether to allow x-forwarded-for header check</param>
/// <returns>IPAddress</returns>
public static IPAddress GetRemoteIPAddress(this HttpContext context, bool allowForwarded = true)
public static IPAddress? GetRemoteIPAddress(this HttpContext context, bool allowForwarded = true)
{
if (allowForwarded)
{
// if you are allowing these forward headers, please ensure you are restricting context.Connection.RemoteIpAddress
// to cloud flare ips: https://www.cloudflare.com/ips/
string header = (context.Request.Headers["CF-Connecting-IP"].FirstOrDefault() ?? context.Request.Headers["X-Forwarded-For"].FirstOrDefault());
if (IPAddress.TryParse(header, out IPAddress ip))
string? header = context.Request.Headers["CF-Connecting-IP"].FirstOrDefault() ?? context.Request.Headers["X-Forwarded-For"].FirstOrDefault();
if (IPAddress.TryParse(header, out IPAddress? ip))
{
return ip;
}
@@ -48,12 +48,12 @@ namespace Microsoft.AspNetCore.Http
return context.Connection.RemoteIpAddress;
}
static UserAgentService userAgentService = new UserAgentService();
static readonly UserAgentService userAgentService = new();
public static string GetClientInfo(this HttpContext httpContext)
{
var clientIp = httpContext.GetRemoteIPAddress().ToString();
var clientIp = httpContext.GetRemoteIPAddress()?.ToString();
var country = httpContext.Request.Headers["CF-IPCountry"];
var userAgent = httpContext.Request.Headers["User-Agent"];
var userAgent = httpContext.Request.Headers.UserAgent;
var builder = new StringBuilder();
builder.AppendLine($"Date: {DateTime.UtcNow.ToString("yyyy-MM-dd HH:mm:ss")}");