public static async void DownWork(string dirpath)
{
ImageDown down = new ImageDown(dirpath);
string[] files = Directory.GetFiles(dirpath);
foreach (var item in exclude.File_Exclude)
{
files = files.Where(x => x.ToLower() != (Path.Combine(dirpath, item)).ToLower()).ToArray();
}
if (files.Length != 0)
{
if (!Directory.Exists(Path.Combine(dirpath, dirName)))
{
Directory.CreateDirectory(Path.Combine(dirpath, dirName));
}
}
foreach (var item in files)
{
if (isDown)
{
await ReadMd(item);
}
else
{
await ReadMd(item, down);
}
}
}
public static async Task ReadMd(string mdName, ImageDown down = null)
{
Console.WriteLine($"处理文件：{mdName}");
StreamReader streamReader = File.OpenText(mdName);
string lines = streamReader.ReadToEnd();
string lines2 = lines;
streamReader.Close();
streamReader.Dispose();
if (lines.Length < 10)
{
return;
}
bool yes = false;
bool yesL = false;
int start = 0;
int lineStart = 0;
int end = 0;
for (int i = 0; i < lines.Length - 1; i++)
{
if (lines[i] == '!' && lines[i + 1] == '[')
{
start = i;
yes = true;
}
if (yes == true && start != 0 && lines[i] == '(')
{
lineStart = i;
yesL = true;
}
if (yes == true && yesL == true && lines[i] == ')')
{
end = i;
yes = false;
yesL = false;
string url = lines.Substring(lineStart + 1, end - lineStart - 1);
Console.WriteLine("处理图片地址：" + url);
// 图片名称
string imageName = url.Substring(url.LastIndexOf("/") + 1);
string filePath = Path.Combine(Path.Combine(Path.GetDirectoryName(mdName), dirName), imageName);
if (isDown == true)
{
down.GetImgAsync(url, filePath);
}
string rpStr = "./" + dirName + "/" + imageName;
lines2 = lines2.Replace(url, rpStr);
start = 0;
lineStart = 0;
end = 0;
}
}
using (var fileStream = new FileStream(mdName, FileMode.Create))
{
await fileStream.WriteAsync(Encoding.Default.GetBytes(lines2));
fileStream.Flush();
fileStream.Close();
}
}