glenux/xtm-utils
glenux/xtm-utils
1
0
Fork 0
Code Issues Pull requests Projects Releases Wiki Activity

header.to_summary_string: added human-readable size.

Browse source
This commit is contained in:
Glenn Y. Rolland 2010-11-09 21:38:22 +01:00
parent 8d3a9242e3
commit 60b2e6d9ff
1 changed files with 19 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

20
xtmfile/header.rb
View file

@ -57,6 +57,7 @@ class Header < BinData::Record
return r.join("\n")
end
def to_summary_string
r = []
r << " Software : %s (%s)" % [self.progname_str,self.version_str]
@ -64,7 +65,24 @@ class Header < BinData::Record
r << "Filename str : %s" % self.filename_str
r << " md5 : %s" % ( self.md5 ? 'enabled' : 'disabled' )
r << " Filecount : %d" % self.filecount
r << " Filesize : %s" % self.filesize
r << " Filesize : %s" % _readable_file_size( self.filesize, 2 )
return r.join("\n")
end
private
GIGA_SIZE = 1073741824.0
MEGA_SIZE = 1048576.0
KILO_SIZE = 1024.0
def _readable_file_size size, precision
case
when size == 1 : "1 Byte"
when size < KILO_SIZE : "%d Bytes" % size
when size < MEGA_SIZE : "%.#{precision}f KB" % (size / KILO_SIZE)
when size < GIGA_SIZE : "%.#{precision}f MB" % (size / MEGA_SIZE)
else "%.#{precision}f GB" % (size / GIGA_SIZE)
end
end
end