Sha256: 78e46bf772b813d8aa1ee4367338072438509a31792238ef21a684ac912b76f6
Contents?: true
Size: 1.31 KB
Versions: 28
Compression:
Stored size: 1.31 KB
Contents
# -*- coding: utf-8 -*-
class WriteFile
def initialize
@data = ''
@datasize = 0
@limit = 8224
# Open a tmp file to store the majority of the Worksheet data. If this fails,
# for example due to write permissions, store the data in memory. This can be
# slow for large files.
@filehandle = Tempfile.new('writeexcel')
@filehandle.binmode
# failed. store temporary data in memory.
@using_tmpfile = @filehandle ? true : false
end
###############################################################################
#
# _prepend($data)
#
# General storage function
#
def prepend(*args)
data = join_data(args)
@data = data + @data
data
end
###############################################################################
#
# _append($data)
#
# General storage function
#
def append(*args)
data = join_data(args)
if @using_tmpfile
@filehandle.write(data)
else
@data += data
end
data
end
private
def join_data(args)
data =
ruby_18 { args.join } ||
ruby_19 { args.compact.collect{ |arg| arg.dup.force_encoding('ASCII-8BIT') }.join }
# Add CONTINUE records if necessary
data = add_continue(data) if data.bytesize > @limit
@datasize += data.bytesize
data
end
end
Version data entries
28 entries across 28 versions & 3 rubygems