mirror of https://github.com/ErsatzTV/ErsatzTV.git
Jason Dove
5 years ago
committed by
GitHub
14 changed files with 159 additions and 140 deletions
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using System; |
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using System.Collections.Generic; |
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using System.Text; |
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using Microsoft.AspNetCore.WebUtilities; |
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using Microsoft.Extensions.Primitives; |
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namespace ErsatzTV.Extensions |
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{ |
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public static class StringExtensions |
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{ |
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public static string GetSearchQuery(this string uri) |
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{ |
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try |
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{ |
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string query = new Uri(uri).Query; |
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Dictionary<string, StringValues> parsed = QueryHelpers.ParseQuery(query); |
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if (parsed.TryGetValue("query", out StringValues value)) |
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{ |
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return value; |
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} |
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if (parsed.TryGetValue("b64query", out StringValues base64Value)) |
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{ |
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return base64Value.DecodeBase64(); |
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} |
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} |
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catch (Exception) |
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{ |
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// do nothing
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} |
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return string.Empty; |
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} |
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public static string GetRelativeSearchQuery(this string query) |
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{ |
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(string key, string value) = EncodeQuery(query); |
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return $"/search?{key}={value}"; |
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} |
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private static string DecodeBase64(this StringValues input) => |
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Encoding.UTF8.GetString(WebEncoders.Base64UrlDecode(input)); |
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public static EncodedQueryResult EncodeQuery(this string query) |
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{ |
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string encoded = Uri.EscapeDataString(query); |
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// TODO: remove this on dotnet 6
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// see https://github.com/dotnet/aspnetcore/pull/26769
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var fakeAbsolute = $"https://whatever.com/test?query={encoded}"; |
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return Uri.IsWellFormedUriString(fakeAbsolute, UriKind.Absolute) |
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? new EncodedQueryResult("query", encoded) |
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: new EncodedQueryResult("b64query", WebEncoders.Base64UrlEncode(Encoding.UTF8.GetBytes(query))); |
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} |
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public record EncodedQueryResult(string Key, string Value); |
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} |
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} |
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