vcs.maemo.org Git - cinaest/blob - src/imdb/imdb-gzip-parser.vala

   1 class IMDbGzipParser {
   2         private LineParser parser;
   3         private Cancellable cancellable;
   4
   5         public IMDbGzipParser (Cancellable? _cancellable) {
   6                 cancellable = _cancellable;
   7         }
   8
   9         public void parse (string path, LineParser? _parser) throws IOError {
  10                 parser = _parser;
  11
  12                 var file = File.new_for_path (path);
  13                 var gz_stream = new GzipInputStream (file.read (cancellable));
  14                 var stream = new DataInputStream (gz_stream);
  15
  16                 int total_in = 0;
  17                 size_t length;
  18                 string line;
  19                 progress (0, 0);
  20                 line = stream.read_line (out length, cancellable);
  21                 while (line != null) {
  22                         parser.parse_line (line);
  23                         line = stream.read_line (out length, cancellable);
  24                         if (gz_stream.total_in () > total_in) {
  25                                 total_in = (int) gz_stream.total_in ();
  26                                 progress (0, total_in);
  27                         }
  28                 }
  29         }
  30
  31         public signal void progress (int total, int now);
  32 }