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Contents
module Wovnrb
class ImageReplacer < ReplacerBase
def initialize(url, text_index, src_index, img_src_prefix)
@url = url
@text_index = text_index
@src_index = src_index
@img_src_prefix = img_src_prefix
end
def replace(dom, lang)
dom.xpath('//img').each do |node|
next if wovn_ignore?(node)
# use regular expressions to support case insensitivity (right?)
if node.to_html =~ /src=['"][^'"]*['"]/i
src = node.to_html.match(/src=['"]([^'"]*)['"]/i)[1]
# THIS SRC CORRECTION DOES NOT HANDLE ONE IMPORTANT CASE
# 1) "../path/with/ellipse"
# if this is not an absolute src
if src !~ /:\/\//
# if this is a path with a leading slash
if src =~ /^\//
src = "#{@url[:protocol]}://#{@url[:host]}#{src}"
else
src = "#{@url[:protocol]}://#{@url[:host]}#{@url[:path]}#{src}"
end
end
# shouldn't need size check, but for now...
if @src_index[src] && @src_index[src][lang.lang_code] && @src_index[src][lang.lang_code].size > 0
node.attribute('src').value = "#{@img_src_prefix}#{@src_index[src][lang.lang_code][0]['data']}"
end
end
if node.get_attribute('alt')
alt = node.get_attribute('alt').strip
if @text_index[alt] && @text_index[alt][lang.lang_code] && @text_index[alt][lang.lang_code].size > 0
node.attribute('alt').value = replace_text(alt, @text_index[alt][lang.lang_code][0]['data'])
end
end
end
end
end
end
Version data entries
9 entries across 9 versions & 1 rubygems