phares3757/aa
3
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

OriginalFileName

Browse Source
This commit is contained in:
Mike Phares
2023-11-11 19:33:20 -07:00
parent 5a511a38e1
commit bf8b1c010e
13 changed files with 300 additions and 261 deletions
Download Patch File Download Diff File Expand all files Collapse all files

99
Shared/Models/Stateless/XDate.cs
View File

@ -1,3 +1,6 @@
using System.Globalization;
using System.Text;
namespace View_by_Distance.Shared.Models.Stateless;
internal abstract class XDate
@ -47,4 +50,100 @@ internal abstract class XDate
return new(result, results);
}
internal static DateTime? GetDateTimeOriginal(ExifDirectory exifDirectory)
{
DateTime? result;
List<DateTime> results = [];
if (exifDirectory.ExifDirectoryBase.DateTimeOriginal is not null)
results.Add(exifDirectory.ExifDirectoryBase.DateTimeOriginal.Value);
if (exifDirectory.AviDirectory.DateTimeOriginal is not null)
results.Add(exifDirectory.AviDirectory.DateTimeOriginal.Value);
if (exifDirectory.QuickTimeMovieHeaderDirectory.Created is not null)
results.Add(exifDirectory.QuickTimeMovieHeaderDirectory.Created.Value);
if (exifDirectory.QuickTimeTrackHeaderDirectory.Created is not null)
results.Add(exifDirectory.QuickTimeTrackHeaderDirectory.Created.Value);
result = results.Count == 0 ? null : results.Min();
return result;
}
private static DateTime? GetDateTimeFromName(string fileNameWithoutExtension)
{
DateTime? result = null;
int length;
string format;
string fullFormat;
StringBuilder value = new();
const string ticksExample = "##################";
string[][] dateFormats =
[
[string.Empty, "yyyyMMdd_HHmmss", string.Empty],
[string.Empty, "yyyyMMddHHmmssfff", string.Empty],
[string.Empty, "yyyyMMdd_", ticksExample],
[string.Empty, "yyyy-MM-dd_", ticksExample],
[string.Empty, "yyyy-MM-dd.", ticksExample],
// [string.Empty, "yyyy-MM-dd.", $"{ticksExample}.{fileHolder.Length}"],
[string.Empty, "yyyy-MM-dd HH.mm.ss", string.Empty],
[string.Empty, "yyyyMMdd_HHmmss", "_LLS"],
[string.Empty, "yyyyMMdd_HHmmss", "_HDR"],
["WIN_", "yyyyMMdd_HH_mm_ss", "_Pro"],
["IMG_", "yyyyMMdd_HHmmss", string.Empty],
["IMG#####-", "yyyyMMdd-HHmm", string.Empty],
["CameraZOOM-", "yyyyMMddHHmmss", string.Empty],
["VideoCapture_", "yyyyMMdd-HHmmss ", string.Empty]
];
foreach (string[] dateFormat in dateFormats)
{
_ = value.Clear();
if (dateFormat.Length != 3)
throw new Exception();
fullFormat = string.Join(string.Empty, dateFormat);
if (fileNameWithoutExtension.Length != fullFormat.Length)
continue;
format = dateFormat[1];
length = dateFormat[0].Length + dateFormat[1].Length;
for (int i = dateFormat[0].Length; i < length; i++)
_ = value.Append(fileNameWithoutExtension[i]);
if (value.Length != format.Length)
continue;
if (DateTime.TryParseExact(value.ToString(), format, CultureInfo.InvariantCulture, DateTimeStyles.None, out DateTime checkDateTime))
{
if (fileNameWithoutExtension.Length < ticksExample.Length || !long.TryParse(fileNameWithoutExtension[^ticksExample.Length..], out long ticks))
result = checkDateTime;
else
result = new DateTime(ticks);
break;
}
}
return result;
}
internal static DateTime GetMinimum(ExifDirectory exifDirectory)
{
DateTime result;
List<DateTime> results = [];
if (exifDirectory.ExifDirectoryBase.DateTimeOriginal is not null)
results.Add(exifDirectory.ExifDirectoryBase.DateTimeOriginal.Value);
if (exifDirectory.AviDirectory.DateTimeOriginal is not null)
results.Add(exifDirectory.AviDirectory.DateTimeOriginal.Value);
if (exifDirectory.QuickTimeMovieHeaderDirectory.Created is not null)
results.Add(exifDirectory.QuickTimeMovieHeaderDirectory.Created.Value);
if (exifDirectory.QuickTimeTrackHeaderDirectory.Created is not null)
results.Add(exifDirectory.QuickTimeTrackHeaderDirectory.Created.Value);
if (results.Count == 0)
{
string fileNameWithoutExtension = Path.GetFileNameWithoutExtension(exifDirectory.OriginalFileName);
DateTime? dateTime = GetDateTimeFromName(fileNameWithoutExtension);
if (dateTime is not null)
results.Add(dateTime.Value);
if (exifDirectory.ExifDirectoryBase.DateTime is not null)
results.Add(exifDirectory.ExifDirectoryBase.DateTime.Value);
if (exifDirectory.ExifDirectoryBase.DateTimeDigitized is not null)
results.Add(exifDirectory.ExifDirectoryBase.DateTimeDigitized.Value);
}
if (results.Count == 0 && exifDirectory.FileMetadataDirectory.FileModifiedDate is not null)
results.Add(exifDirectory.FileMetadataDirectory.FileModifiedDate.Value);
result = results.Count == 0 ? DateTime.MinValue : results.Min();
return result;
}
}