def hide_html_blocks( str, rs )
@log.debug "Hiding HTML blocks in %p" % str
tokenize = lambda {|match|
key = Digest::MD5::hexdigest( match )
rs.html_blocks[ key ] = match
@log.debug "Replacing %p with %p" % [ match, key ]
"\n\n#{key}\n\n"
}
rval = str.dup
@log.debug "Finding blocks with the strict regex..."
rval.gsub!( StrictBlockRegex, &tokenize )
@log.debug "Finding blocks with the loose regex..."
rval.gsub!( LooseBlockRegex, &tokenize )
@log.debug "Finding hrules..."
rval.gsub!( HruleBlockRegex ) {|match| $1 + tokenize[$2] }
return rval
end