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Contents
require "htmlbeautifier/parser"
module HtmlBeautifier
class HtmlParser < Parser
ELEMENT_CONTENT = %r{ (?:<%.*?%>|[^>])* }mx
HTML_VOID_ELEMENTS = %r{(?:
area | base | br | col | command | embed | hr | img | input | keygen |
link | meta | param | source | track | wbr
)}mix
HTML_BLOCK_ELEMENTS = %r{(?:
address | article | aside | audio | blockquote | canvas | dd | dir | div |
dl | dt | fieldset | figcaption | figure | footer | form | h1 | h2 | h3 |
h4 | h5 | h6 | header | hr | li | menu | noframes | noscript | ol | p |
pre | section | table | tbody | td | tfoot | th | thead | tr | ul | video
)}mix
MAPPINGS = [
[%r{(<%-?=?)(.*?)(-?%>)}om,
:embed],
[%r{<!--\[.*?\]>}om,
:open_ie_cc],
[%r{<!\[.*?\]-->}om,
:close_ie_cc],
[%r{<!--.*?-->}om,
:standalone_element],
[%r{<!.*?>}om,
:standalone_element],
[%r{(<script#{ELEMENT_CONTENT}>)(.*?)(</script>)}omi,
:foreign_block],
[%r{(<style#{ELEMENT_CONTENT}>)(.*?)(</style>)}omi,
:foreign_block],
[%r{(<pre#{ELEMENT_CONTENT}>)(.*?)(</pre>)}omi,
:preformatted_block],
[%r{(<textarea#{ELEMENT_CONTENT}>)(.*?)(</textarea>)}omi,
:preformatted_block],
[%r{<#{HTML_VOID_ELEMENTS}(?: #{ELEMENT_CONTENT})?/?>}om,
:standalone_element],
[%r{<\w+(?: #{ELEMENT_CONTENT})?/>}om,
:standalone_element],
[%r{</#{HTML_BLOCK_ELEMENTS}>}om,
:close_block_element],
[%r{<#{HTML_BLOCK_ELEMENTS}(?: #{ELEMENT_CONTENT})?>}om,
:open_block_element],
[%r{</#{ELEMENT_CONTENT}>}om,
:close_element],
[%r{<#{ELEMENT_CONTENT}>}om,
:open_element],
[%r{(\s*\r?\n\s*)+}om,
:new_lines],
[%r{[^<\n]+},
:text]]
def initialize
super do |p|
MAPPINGS.each do |regexp, method|
p.map regexp, method
end
end
end
end
end
Version data entries
4 entries across 4 versions & 2 rubygems