lib/zipper.rb
def get_dir_entries_recursively(dir, entry_path, ignore_entries, replace_path = nil)
            replace_path = dir.clone if replace_path.nil?
            (Dir.entries(dir) - %w(. ..)).map { |v| File.join(dir, v) }.select { |path| filter_entries path, FileEntryType::FILE, ignore_entries }.map { |path|
                if File.directory? path
                    get_dir_entries_recursively(path, entry_path, ignore_entries, replace_path)
                else
                    entry_path_in_zip = (entry_path.nil? ? path : path.sub(replace_path, entry_path)).gsub(/^[\/\\]+/, "")
                    FileEntry.new(path, false, entry_path_in_zip)
                end
            }
        end
def get_dir_entries_recursively(dir, entry_path, ignore_entries, replace_path = nil)
            replace_path = dir.clone if replace_path.nil?
            (Dir.entries(dir) - %w(. ..)).map { |v| File.join(dir, v) }.select { |path| filter_entries path, FileEntryType::FILE, ignore_entries }.map { |path|
                if File.directory? path
                    get_dir_entries_recursively(path, entry_path, ignore_entries, replace_path)
                else
                    entry_path_in_zip = (entry_path.nil? ? path : path.sub(replace_path, entry_path)).gsub(/^[\/\\]+/, "")
                    FileEntry.new(path, false, entry_path_in_zip)
                end
            }
        end
Collects all files from directory recursively
 Params:
 +dir+:: start directory
 +entry_path+:: path with which file should be placed into zip
 +replace_path+:: part of path which is being replaced by +entry_path+