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August 29, 2015 14:21
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Quick snippet to convert a plain url to markdown
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using System; | |
using System.Text; | |
using System.Text.RegularExpressions; | |
using System.Net; | |
public class Program | |
{ | |
public static void Main() | |
{ | |
var s = @"https://dotnetfiddle.net/pMMcEN"; | |
foreach (var item in s.Split(new []{'\r', '\n'})) | |
{ | |
Console.WriteLine(ToMarkdown(item)); | |
} | |
// output : | |
// - [Home | .NET Fiddle](https://dotnetfiddle.net/pMMcEN) | |
} | |
public static string ToMarkdown(string url) | |
{ | |
const string titleRegex = @"\<title\b[^>]*\>\s*(?<Title>[\s\S]*?)\</title\>"; | |
if (url.StartsWith("http")) | |
{ | |
var source = new WebClient().DownloadString(url); | |
var encodeTitle = Regex | |
.Match(source, titleRegex, RegexOptions.IgnoreCase) | |
.Groups["Title"].Value; | |
var decodeTitle = Encoding.UTF8.GetString( | |
Encoding.Default.GetBytes( | |
WebUtility.HtmlDecode(encodeTitle))); | |
return String.Format("- [{0}]({1})", decodeTitle, url); | |
} | |
else | |
return url; | |
} | |
} |
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