class Collector

# File lib/filentory/collector.rb, line 9
def collect(path)
  result = Array.new
  @pathname = Pathname.new(path)

  Find.find(path) do |file|
    begin
      if File.directory?(file)
        info "skipping #{file}"
        next
      end
      if File.pipe?(file)
        info "skippking pipe #{file}"
        next
      end
      result << extract_file_infos(file)
    rescue => file_error
      error ("error with file '#{path}': #{file} => #{file_error}")
    end
  end

  result
end

# File lib/filentory/collector.rb, line 56
def collect_metadata(entry, file_path)
  extension = File.extname(file_path).downcase

  if ExifExtractor.handles? extension
    extractor = ExifExtractor.new
    entry.metadata = extractor.metadata_for_file(file_path)
  end
  
  if VideoExtractor.handles? extension
    extractor = VideoExtractor.new
    entry.metadata = extractor.metadata_for_file(file_path)
  end

end

# File lib/filentory/collector.rb, line 50
def create_relative_path(file_path)
  pathname_for_file = Pathname.new(file_path)
  relative_path = pathname_for_file.relative_path_from(@pathname)
  relative_path.dirname.to_s
end

# File lib/filentory/collector.rb, line 34
def extract_file_infos(file_path)
  directory_name = create_relative_path(file_path)
  file_name = File.basename(file_path)

  begin
    entry = FileEntry.new(directory_name, file_name)
    entry.last_modified= File.mtime(file_path)
    entry.size = File.size(file_path)
    entry.checksum = Digest::SHA2.file(file_path).hexdigest
    collect_metadata(entry, file_path)
  rescue => file_error
    error ("error with file '#{file_path}': #{file_error}")
  end
  entry
end