+ def manifest_files
+ names = ''
+ if self.manifest_text
+ self.manifest_text.scan(/ \d+:\d+:(\S+)/) do |name|
+ names << name.first.gsub('\040',' ') + "\n"
+ break if names.length > 2**12
+ end
+ end
+
+ if self.manifest_text and names.length < 2**12
+ self.manifest_text.scan(/^\.\/(\S+)/m) do |stream_name|
+ names << stream_name.first.gsub('\040',' ') + "\n"
+ break if names.length > 2**12
+ end
+ end
+
+ names[0,2**12]
+ end
+
+ def check_encoding
+ if manifest_text.encoding.name == 'UTF-8' and manifest_text.valid_encoding?
+ true
+ else
+ begin
+ # If Ruby thinks the encoding is something else, like 7-bit
+ # ASCII, but its stored bytes are equal to the (valid) UTF-8
+ # encoding of the same string, we declare it to be a UTF-8
+ # string.
+ utf8 = manifest_text
+ utf8.force_encoding Encoding::UTF_8
+ if utf8.valid_encoding? and utf8 == manifest_text.encode(Encoding::UTF_8)
+ manifest_text = utf8
+ return true
+ end
+ rescue
+ end
+ errors.add :manifest_text, "must use UTF-8 encoding"
+ false
+ end
+ end
+
+ def replication_desired
+ # Shim until database columns get fixed up in #3410.
+ redundancy or 2
+ end
+