public static async Task <IEnumerable <string> > EnumerateCategories(this OGLContext context, string type)
{
HashSet <string> result = new HashSet <string>();
foreach (var f in await PCLSourceManager.GetAllDirectoriesAsync(context, type))
{
result.UnionWith(await GetSubDirectoriesAsync(f.Key, type).ConfigureAwait(false));
}
return(from s in result orderby s select s);
}
public static async Task <IEnumerable <string> > EnumerateCategories(this OGLContext context, string type)
{
HashSet <string> result = new HashSet <string>();
foreach (var f in await PCLSourceManager.GetAllDirectoriesAsync(context, type))
{
result.UnionWith(await GetSubDirectoriesAsync(f.Key, type).ConfigureAwait(false));
}
string t = type.TrimEnd('/', '\\').ToLowerInvariant() + "/";
string tt = type.TrimEnd('/', '\\').ToLowerInvariant() + "\\";
foreach (IFile z in PCLSourceManager.Zips)
{
String s = System.IO.Path.ChangeExtension(z.Name, null);
using (ZipFile zf = new ZipFile(await z.OpenAsync(FileAccess.Read)))
{
string f = s.ToLowerInvariant() + "/" + t;
string ff = s.ToLowerInvariant() + "\\" + tt;
zf.IsStreamOwner = true;
foreach (ZipEntry entry in zf)
{
String name = entry.IsFile ? System.IO.Path.GetFileName(entry.Name) : entry.Name;
String n = name.ToLowerInvariant();
if (n.StartsWith(t))
{
result.Add(name.Substring(t.Length));
}
else if (n.StartsWith(tt))
{
result.Add(name.Substring(tt.Length));
}
else if (n.StartsWith(f))
{
result.Add(name.Substring(f.Length));
}
else if (n.StartsWith(ff))
{
result.Add(name.Substring(ff.Length));
}
}
}
}
return(from s in result orderby s select s);
}