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authorcrobibero <cody@robibe.ro>2020-07-21 08:03:09 -0600
committercrobibero <cody@robibe.ro>2020-07-21 08:03:09 -0600
commitb040d89e5cda3d49ecb45e5441053dc61872f272 (patch)
tree81455a2f97d10c06c20a491a5c46e75fbac1fb47 /MediaBrowser.Common/Json/Converters/JsonInt64Converter.cs
parent0740ec611211cb121a2ea4f97ab43b92d6411d4d (diff)
parent5b57c81ee14ce585161b9ac331e6e3528826b815 (diff)
Merge remote-tracking branch 'upstream/api-migration' into api-image-service
Diffstat (limited to 'MediaBrowser.Common/Json/Converters/JsonInt64Converter.cs')
-rw-r--r--MediaBrowser.Common/Json/Converters/JsonInt64Converter.cs56
1 files changed, 56 insertions, 0 deletions
diff --git a/MediaBrowser.Common/Json/Converters/JsonInt64Converter.cs b/MediaBrowser.Common/Json/Converters/JsonInt64Converter.cs
new file mode 100644
index 000000000..d18fd95d5
--- /dev/null
+++ b/MediaBrowser.Common/Json/Converters/JsonInt64Converter.cs
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+using System;
+using System.Buffers;
+using System.Buffers.Text;
+using System.Globalization;
+using System.Text.Json;
+using System.Text.Json.Serialization;
+
+namespace MediaBrowser.Common.Json.Converters
+{
+ /// <summary>
+ /// Long to String JSON converter.
+ /// Javascript does not support 64-bit integers.
+ /// </summary>
+ public class JsonInt64Converter : JsonConverter<long>
+ {
+ /// <summary>
+ /// Read JSON string as int64.
+ /// </summary>
+ /// <param name="reader"><see cref="Utf8JsonReader"/>.</param>
+ /// <param name="type">Type.</param>
+ /// <param name="options">Options.</param>
+ /// <returns>Parsed value.</returns>
+ public override long Read(ref Utf8JsonReader reader, Type type, JsonSerializerOptions options)
+ {
+ if (reader.TokenType == JsonTokenType.String)
+ {
+ // try to parse number directly from bytes
+ var span = reader.HasValueSequence ? reader.ValueSequence.ToArray() : reader.ValueSpan;
+ if (Utf8Parser.TryParse(span, out long number, out var bytesConsumed) && span.Length == bytesConsumed)
+ {
+ return number;
+ }
+
+ // try to parse from a string if the above failed, this covers cases with other escaped/UTF characters
+ if (long.TryParse(reader.GetString(), out number))
+ {
+ return number;
+ }
+ }
+
+ // fallback to default handling
+ return reader.GetInt64();
+ }
+
+ /// <summary>
+ /// Write long to JSON string.
+ /// </summary>
+ /// <param name="writer"><see cref="Utf8JsonWriter"/>.</param>
+ /// <param name="value">Value to write.</param>
+ /// <param name="options">Options.</param>
+ public override void Write(Utf8JsonWriter writer, long value, JsonSerializerOptions options)
+ {
+ writer.WriteStringValue(value.ToString(NumberFormatInfo.InvariantInfo));
+ }
+ }
+}