diff options
Diffstat (limited to 'actionpack/lib')
| -rw-r--r-- | actionpack/lib/action_view/helpers/text_helper.rb | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/actionpack/lib/action_view/helpers/text_helper.rb b/actionpack/lib/action_view/helpers/text_helper.rb index aa4d3ab8af..043e1dc305 100644 --- a/actionpack/lib/action_view/helpers/text_helper.rb +++ b/actionpack/lib/action_view/helpers/text_helper.rb @@ -128,6 +128,26 @@ module ActionView def strip_links(text) text.gsub(/<a.*>(.*)<\/a>/m, '\1') end + + # Returns a formatted-for-humans file size. + # + # Examples: + # human_size(123) => 123 Bytes + # human_size(1234) => 1.2 KB + # human_size(12345) => 12.1 KB + # human_size(1234567) => 1.2 MB + # human_size(1234567890) => 1.1 GB + def human_size(size) + begin + return "%d Bytes" % size if size < 1.kilobytes + return "%.1f KB" % (size/1.0.kilobytes) if size < 1.megabytes + return "%.1f MB" % (size/1.0.megabytes) if size < 1.gigabytes + return "%.1f GB" % (size/1.0.gigabytes) if size < 1.terabytes + return "%.1f TB" % (size/1.0.terabytes) + rescue + # just return nothing + end + end private # Returns a version of the text that's safe to use in a regular expression without triggering engine features. |