/// <summary>
/// when init, fill data to memory
/// </summary>
/// <param name="jsonPath"></param>
IList <JsonFolder> ParseJsonData(string jsonPath)
{
IList <JsonFolder> result = new List <JsonFolder>();
try
{
using (StreamReader streamReader = new StreamReader(new FileStream(jsonPath, FileMode.Open,
FileAccess.Read, FileShare.Read)))
{
//first line is head info.
string headerStr = streamReader.ReadLine();
Header = ParseHeader(headerStr);
if (!Header.IsNull())
{
string rootPath = Header.RootPath;
//check version
double minorVersion = 0;
double.TryParse(Header.Header.Minor, out minorVersion);
//Debug.Assert(minorVersion >= 1.7, "Json File Minor version is less than 1.7, this is old file, maybe fail!");
}
StringBuilder sb = new StringBuilder();
while (!streamReader.EndOfStream)
{
//skip blank line
string line = streamReader.ReadLine();
if (line.IsNullOrEmpty())
{
line = sb.ToString();
if (line.Contains(tagCopyright) ||
line.Contains(tagDateDescriptor))
{
sb.Clear();
continue;
}
JsonFolder folder = GetFolders(line);
if (!folder.IsNull())
{
result.Add(folder);
}
sb.Clear();
}
else
{
sb.AppendLine(line);
}
}
}
}
catch (Exception ex)
{
LogHelper.Debug("Failed", ex);
}
return(result);
}
public FileData(JsonFolder json)
{
Id = json.Id;
Name = json.Name;
Path = json.Name;
Type = FileType.Folder;
Size = Default.Size;
}
/// <summary>
/// get folder from json
/// </summary>
/// <param name="content"></param>
/// <returns></returns>
JsonFolder GetFolders(string content)
{
JsonFolder result = null;
if (string.IsNullOrEmpty(content))
{
return(result);
}
JsonReader jsonReader = GetJsonReader(content);
if (jsonReader.IsNull())
{
return(result);
}
try
{
while (jsonReader.Read())
{
if (jsonReader.Token == JsonToken.ObjectStart)
{
result = new JsonFolder();
continue;
}
if (!jsonReader.Value.IsNull())
{
result.Name = jsonReader.Value.ToString();
continue;
}
if (jsonReader.Token == JsonToken.ArrayStart)
{
var subFiles = GetFiles(jsonReader);
if (!subFiles.IsNullOrEmpty())
{
result.Items = subFiles;
}
}
}
}
catch (Exception ex)
{
LogHelper.Debug("Failed", ex);
}
jsonReader.Close();
return(result);
}
