private void InitFile(FileInfo file)
{
var frontMatter = PostMeta.FromFile(file);
if (frontMatter == null)
{
OutputOn(" 没有 YAML 元数据。", ConsoleColor.Yellow);
return;
}
var dateString = frontMatter.Date;
var publishDateString = frontMatter.PublishDate ?? dateString;
if (!string.IsNullOrWhiteSpace(dateString))
{
var date = DateTimeOffset.Parse(dateString);
var publishDate = DateTimeOffset.Parse(publishDateString);
Console.WriteLine($" 创建于 {publishDate}，更新于 {date}。");
FixFileDate(file, publishDate, date);
}
else
{
OutputOn(" YAML 元数据中没有发现时间。", ConsoleColor.Yellow);
}
}
private bool UpdateFile(FileInfo file)
{
var frontMatter = PostMeta.FromFile(file);
if (frontMatter == null)
{
return(false);
}
var dateString = frontMatter.Date;
if (!string.IsNullOrWhiteSpace(dateString))
{
var date = DateTimeOffset.Parse(dateString);
var writeTime = file.LastWriteTimeUtc.ToUniversalTime();
var roundWriteTime = new DateTimeOffset(
writeTime.Year, writeTime.Month, writeTime.Day,
writeTime.Hour, writeTime.Minute, writeTime.Second, TimeSpan.Zero);
if (roundWriteTime != date.ToUniversalTime())
{
var splitted = UpdateMetaTime(file, frontMatter, writeTime);
// 更新文件的最近写入时间，在此前的时间上额外添加 10ms，以便编辑器或其他软件能够识别到文件变更。
var fileLastWriteTime = writeTime + TimeSpan.FromMilliseconds(10);
if (splitted)
{
var fileCreationTime = DateTimeOffset.Parse(
frontMatter.PublishDate ?? frontMatter.Date).UtcDateTime;
file.CreationTimeUtc = fileCreationTime;
file.LastWriteTimeUtc = fileLastWriteTime;
}
else
{
file.CreationTimeUtc = fileLastWriteTime;
file.LastWriteTimeUtc = fileLastWriteTime;
}
return(true);
}
}
return(false);
}