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Versions: 21
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Stored size: 1.91 KB
Contents
module RailsConnector
module FopOnRails
module Document # :nodoc: all
module Tables
def self.repair(xml)
xml.elements.each '//table' do |table|
add_missing_cols(table)
add_col_metadata(table)
end
end
private
def self.add_missing_cols(table)
@@max = 0
trs = table.get_elements('./tr | ./tbody/tr | ./thead/tr | ./tfoot/tr')
trs.each do |tr|
n = 0
tr.each_element('./td | ./th') do |elem|
colspan = elem.attributes['colspan'].to_i
if colspan > 0
n += colspan
else
n += 1
elem.delete_attribute 'colspan'
end
end
@@max = n if n > @@max
end
trs.each do |tr|
n = @@max - tr.get_elements('./td | ./th').size
tr.each_element('./td | ./th') do |elem|
colspan = elem.attributes['colspan'].to_i
n -= colspan if colspan > 0
end
n.times do
tr.add_element 'td'
end
end
end
def self.add_col_metadata(table)
default_width = 480
cols = table.get_elements('./col | ./colgroup/col')
vals, total, not_nulls = [], 0, 0
[@@max, cols.size].min.times do |i|
width = cols[i].attributes['width'].to_i
if width > 0
vals[i] = width
not_nulls += 1
end
total += width
end
total = default_width unless total > 0
@@max.times do |i|
if val = vals[i]
vals[i] = (val * default_width * not_nulls) / (total * @@max)
else
vals[i] = default_width / @@max
end
end
table.attributes['cols'] = vals * "\s"
end
end
end
end
end
Version data entries
21 entries across 21 versions & 1 rubygems