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Url helpers

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This commit is contained in:
Kyle Spearrin 2019-04-15 18:17:19 -04:00
parent 576f44a924
commit 40598721f1
2 changed files with 73 additions and 12 deletions
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73
src/Core/Utilities/CoreHelpers.cs
View file

@ -1,9 +1,19 @@
using System;
using System.Text.RegularExpressions;
namespace Bit.Core.Utilities
{
public static class CoreHelpers
{
private static string IpRegex =
"^(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\." +
"(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\." +
"(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\." +
"(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$";
private static string TldEndingRegex =
".*\\.(com|net|org|edu|uk|gov|ca|de|jp|fr|au|ru|ch|io|es|us|co|xyz|info|ly|mil)$";
public static readonly DateTime Epoc = new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc);
public static bool InDebugMode()
@ -14,5 +24,68 @@ namespace Bit.Core.Utilities
return false;
#endif
}
public static string GetHostname(string uriString)
{
return GetUri(uriString)?.Host;
}
public static string GetHost(string uriString)
{
var uri = GetUri(uriString);
if(uri != null)
{
if(uri.IsDefaultPort)
{
return uri.Host;
}
else
{
return string.Format("{0}:{1}", uri.Host, uri.Port);
}
}
return null;
}
public static string GetDomain(string uriString)
{
var uri = GetUri(uriString);
if(uri == null)
{
return null;
}
if(uri.Host == "localhost" || Regex.IsMatch(uriString, IpRegex))
{
return uri.Host;
}
try
{
if(DomainName.TryParseBaseDomain(uri.Host, out var baseDomain))
{
return baseDomain ?? uri.Host;
}
}
catch { }
return null;
}
private static Uri GetUri(string uriString)
{
if(string.IsNullOrWhiteSpace(uriString))
{
return null;
}
var httpUrl = uriString.StartsWith("https://") || uriString.StartsWith("http://");
if(!httpUrl && !uriString.Contains("://") && Regex.IsMatch(uriString, TldEndingRegex))
{
uriString = "http://" + uriString;
}
if(Uri.TryCreate(uriString, UriKind.Absolute, out var uri))
{
return uri;
}
return null;
}
}
}

12
src/Core/Utilities/DomainName.cs
View file

@ -4,19 +4,12 @@ using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Reflection;
using System.Text.RegularExpressions;
namespace Bit.Core.Utilities
{
// ref: https://github.com/danesparza/domainname-parser
public class DomainName
{
private const string IpRegex =
"^(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\." +
"(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\." +
"(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\." +
"(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$";
private readonly string _subDomain = string.Empty;
private readonly string _domain = string.Empty;
private readonly string _tld = string.Empty;
@ -66,11 +59,6 @@ namespace Bit.Core.Utilities
public static bool TryParseBaseDomain(string domainString, out string result)
{
if(Regex.IsMatch(domainString, IpRegex))
{
result = domainString;
return true;
}
var retVal = TryParse(domainString, out DomainName domain);
result = domain?.BaseDomain;
return retVal;