Class: CML::Tag

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(cml, opts = {}) ⇒ Tag

Returns a new instance of Tag.



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# File 'lib/cml/tag.rb', line 5

def initialize(cml, opts = {})
  @cml = cml.is_a?(String) ? Parser.parse(cml).at("/root/*") : cml
  @attrs = @cml.attributes#Hash[*cml.attributes.map {|k,v| [k.intern,v]}.flatten]
  @tag = @cml.name
  @opts = opts
end

Instance Attribute Details

#attrs ⇒ Object (readonly)

Returns the value of attribute attrs.



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# File 'lib/cml/tag.rb', line 3

def attrs
  @attrs
end

#cml ⇒ Object (readonly)

Returns the value of attribute cml.



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# File 'lib/cml/tag.rb', line 3

def cml
  @cml
end

#data ⇒ Object (readonly)

Returns the value of attribute data.



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# File 'lib/cml/tag.rb', line 3

def data
  @data
end

#tag ⇒ Object (readonly)

Returns the value of attribute tag.



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# File 'lib/cml/tag.rb', line 3

def tag
  @tag
end

Instance Method Details

#children ⇒ Object 



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# File 'lib/cml/tag.rb', line 60

def children
  false
end

#classes ⇒ Object 



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# File 'lib/cml/tag.rb', line 64

def classes
  @classes ||= [name] << validations << @attrs["class"].to_s.split(/ /)
  @classes.uniq.reject {|c| c.length == 0 }.join(" ").strip
end

#convert(opts = nil) ⇒ Object 



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# File 'lib/cml/tag.rb', line 69

def convert(opts = nil)
  @opts = opts if opts
  html = to_html
  html.strip.length == 0 ? Nokogiri::XML::Text.new(html, @cml.document) : Nokogiri::HTML.fragment(html)
end

#gold=(opts = {}) ⇒ Object 



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# File 'lib/cml/tag.rb', line 20

def gold=(opts = {})
  cur = gold?
  advanced = ["strict", "regex"].any? {|k| opts && opts[k] }
  if !cur
    cur = advanced ? @cml.add_child(Parser.parse("<cml:gold/>").at("/root/*")) : @cml
  end
      
  if cur.name == "gold"
    if !opts
      cur.remove
    elsif advanced
      opts.each do |k,v|
        cur[k] = v.to_s if v
      end
    else
      cur.remove
      cur = @cml
    end
  end
        
  if cur.name != "gold"
    if !opts
      @cml.remove_attribute("gold")
    elsif opts["src"] && opts["src"] != "#{name}_gold"
      @cml["gold"] = opts["src"]
    else
      @cml["gold"] = "true"
    end 
  end
end

#gold? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/cml/tag.rb', line 16

def gold?
  @attrs["gold"] ? @cml : @cml.at("./cml:gold")
end

#instructions ⇒ Object 



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# File 'lib/cml/tag.rb', line 105

def instructions
  @instructions ||= @attrs["instructions"] || (@cml.at("./cml:instructions") ? @cml.at("./cml:instructions").inner_html : nil)
  @instructions ? "<p class=\"instructions\">#{@instructions}</p>" : nil
end

#label(tag = "label") ⇒ Object 



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# File 'lib/cml/tag.rb', line 88

def label(tag = "label")
  required = " <span class=\"required\">(required)</span>" if validations.include?("required")
  "<#{tag} class=\"legend\">#{raw_label}#{required}</#{tag.split(" ")[0]}>" if raw_label.to_s != ""
end

#legend ⇒ Object 



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# File 'lib/cml/tag.rb', line 93

def legend
  label("h2")
end

#name ⇒ Object 



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# File 'lib/cml/tag.rb', line 51

def name
  (@attrs["name"] || @attrs["label"]).to_s.downcase.gsub(/\s/,"_").gsub(/\W/,"")
end

#prefix(name) ⇒ Object 



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# File 'lib/cml/tag.rb', line 12

def prefix(name)
  @opts[:prefix] ? "#{@opts[:prefix]}[#{name}]" : "#{name}"
end

#raw_label ⇒ Object 



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# File 'lib/cml/tag.rb', line 83

def raw_label
  label = @attrs["label"]
  label ||= @attrs["name"].to_s.capitalize
end

#to_html ⇒ Object 



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# File 'lib/cml/tag.rb', line 75

def to_html
  wrapper(Liquid::Template.parse(self.class::Template).render(data, [LiquidFilters]))
end

#to_liquid ⇒ Object 



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# File 'lib/cml/tag.rb', line 97

def to_liquid
  to_html
end

#to_s ⇒ Object 



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# File 'lib/cml/tag.rb', line 79

def to_s
  @cml.to_s
end

#validate? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/cml/tag.rb', line 110

def validate?
  true
end

#validations ⇒ Object 



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# File 'lib/cml/tag.rb', line 101

def validations
  @validations ||= @attrs["validates"].to_s.split(/ /).map {|v| "validates-#{v}"}
end

#value ⇒ Object 



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# File 'lib/cml/tag.rb', line 124

def value
  @attrs["value"].to_s
end

#wrapper(parsed, tag = "div") ⇒ Object 



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# File 'lib/cml/tag.rb', line 114

def wrapper(parsed, tag = "div")
  #Deal with a label only wrapper... kinda jank
  if tag == "label" && instructions
    tag = "div"
    parsed = "<label>#{parsed}</label>"
  end
  #Inserting instructions here makes it a non-variable input maybe...
  "<#{tag} class=\"#{wrapper_classes}\">#{parsed}#{instructions}</#{tag}>"
end

#wrapper_classes ⇒ Object 



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# File 'lib/cml/tag.rb', line 55

def wrapper_classes
  extras = @attrs["only-if"] ? "logic-only-if:#{@attrs["only-if"]}" : ""
  "#{@tag} #{extras}".strip
end