Module: Chef::Mixin::WideString
- Included in:
- WindowsEnvHelper, ReservedNames::Win32::Security, ReservedNames::Win32::Security, Win32::Registry, Win32::Registry, FFI::Pointer, ReservedNames::Win32::File, ReservedNames::Win32::File, ReservedNames::Win32::Net, ReservedNames::Win32::Net, String
- Defined in:
- lib/chef/mixin/wide_string.rb
Instance Method Summary collapse
Instance Method Details
#utf8_to_wide(ustring) ⇒ Object
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# File 'lib/chef/mixin/wide_string.rb', line 31 def utf8_to_wide(ustring) # ensure it is actually UTF-8 # Ruby likes to mark binary data as ASCII-8BIT ustring = (ustring + "").force_encoding("UTF-8") if ustring.respond_to?(:force_encoding) && ustring.encoding.name != "UTF-8" # ensure we have the double-null termination Windows Wide likes ustring = ustring + "\000\000" if ustring.length == 0 || ustring[-1].chr != "\000" # encode it all as UTF-16LE AKA Windows Wide Character AKA Windows Unicode ustring = begin if ustring.respond_to?(:encode) ustring.encode("UTF-16LE") else require "iconv" Iconv.conv("UTF-16LE", "UTF-8", ustring) end end ustring end |
#wide_to_utf8(wstring) ⇒ Object
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# File 'lib/chef/mixin/wide_string.rb', line 51 def wide_to_utf8(wstring) # ensure it is actually UTF-16LE # Ruby likes to mark binary data as ASCII-8BIT wstring = wstring.force_encoding("UTF-16LE") if wstring.respond_to?(:force_encoding) # encode it all as UTF-8 wstring = begin if wstring.respond_to?(:encode) wstring.encode("UTF-8") else require "iconv" Iconv.conv("UTF-8", "UTF-16LE", wstring) end end # remove trailing CRLF and NULL characters wstring.strip! wstring end |
#wstring(str) ⇒ Object
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# File 'lib/chef/mixin/wide_string.rb', line 23 def wstring(str) if str.nil? || str.encoding == Encoding::UTF_16LE str else utf8_to_wide(str) end end |