Class: Matte::FromHTML

Inherits:
Object
  • Object
show all
Defined in:
lib/matte.rb

Overview

convert [:html] s-expressions into [:matte] s-expressions

Instance Method Summary collapse

Constructor Details

#initialize(options = {}) ⇒ FromHTML

Returns a new instance of FromHTML.



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# File 'lib/matte.rb', line 120

def initialize options = {}
    @conf = options
end

Instance Method Details

#call(document) ⇒ Object 



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# File 'lib/matte.rb', line 124

def call document
    # document = Marshal.load Marshal.dump document # not the best solution, but at least it works!

    Matte.find_all_sexps(document, [:html, :tag]).each do |tag|
        next unless tag[2].start_with? 'matte:'

        tag_name = tag[2].split(':').last.downcase

        case tag_name

        when "ph"
            # get placeholder name
            id = Matte.get_attr_for_html(tag, "id")
            raise Temple::InvalidExpression.new "placeholder must have a constant name" unless id.is_a? String

            tag.clear
            tag.push :matte, :placeholder, id
        
        when "mixin"
            id = Matte.get_attr_for_html(tag, "id")
            body = tag[4]
            raise Temple::InvalidExpression.new "mixin must have a constant name" unless id.is_a? String

            tag.clear
            tag.push :matte, :mixin, id, body
        end
    end
    
    pp document
    document
end