Class: XRay::HTML::Rule::CheckTagRule

Inherits:
Object
  • Object
show all
Includes:
Context, Rule
Defined in:
lib/html/rule/check_tag_rule.rb

Constant Summary

Constants included from Rule

Rule::KEYWORDS, Rule::RULE_PATH, Rule::STYLE_TYPES

Instance Attribute Summary collapse

Attributes included from Context

#scope

Instance Method Summary collapse

Methods included from Rule

#add_common_rule, #clear_all_rules, #cmd_name, #common, #context, #do_check, #import, import_all, #import_all, #imported, #imported?, #method_missing, methods_to_keywords, #syntax

Methods included from Context

#in_page?, #lib?, #page_level?

Constructor Details

#initialize(opt = nil) ⇒ CheckTagRule

Returns a new instance of CheckTagRule.



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# File 'lib/html/rule/check_tag_rule.rb', line 17

def initialize(opt=nil)
  @imported_scripts, @imported_css = [], []
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class XRay::Rule

Instance Attribute Details

#imported_css ⇒ Object (readonly)

Returns the value of attribute imported_css.



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# File 'lib/html/rule/check_tag_rule.rb', line 15

def imported_css
  @imported_css
end

#imported_scripts ⇒ Object (readonly)

Returns the value of attribute imported_scripts.



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# File 'lib/html/rule/check_tag_rule.rb', line 15

def imported_scripts
  @imported_scripts
end

Instance Method Details

#has_dtd? ⇒ Boolean Also known as: have_dtd?

Returns:

  • (Boolean) 


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# File 'lib/html/rule/check_tag_rule.rb', line 70

def has_dtd?
  @have_dtd
end

#record_script(tag) ⇒ Object 



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# File 'lib/html/rule/check_tag_rule.rb', line 52

def record_script( tag )
  if tag.tag_name_equal? 'script'
    src = tag.prop_value(:src).to_s
    unless src.empty? or script_used? src
      @imported_scripts << src
    end
  end
end

#record_style(tag) ⇒ Object 



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# File 'lib/html/rule/check_tag_rule.rb', line 61

def record_style( tag )
  if tag.tag_name_equal? 'link' and tag.prop_value(:rel) =~ /stylesheet/i
    src = tag.prop_value(:href).to_s
    unless src.empty? or style_used? src
      @imported_css << src
    end
  end
end

#script_used?(src) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/html/rule/check_tag_rule.rb', line 21

def script_used?( src )
  @imported_scripts.include? src
end

#style_used?(src) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/html/rule/check_tag_rule.rb', line 25

def style_used?( src )
  @imported_css.include? src
end

#visit_doc(html) ⇒ Object 



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# File 'lib/html/rule/check_tag_rule.rb', line 29

def visit_doc(html)
  check_html_doc html
end

#visit_dtd(dtd) ⇒ Object 



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# File 'lib/html/rule/check_tag_rule.rb', line 33

def visit_dtd(dtd)
  @have_dtd = true
  check_html_dtd dtd
end

#visit_property(prop) ⇒ Object 



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# File 'lib/html/rule/check_tag_rule.rb', line 48

def visit_property(prop)
  check_html_property prop
end

#visit_tag(tag) ⇒ Object 



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# File 'lib/html/rule/check_tag_rule.rb', line 38

def visit_tag(tag)
  results = check_html_tag tag
  record_script(tag) or record_style(tag)
  results
end

#visit_text(tag) ⇒ Object 



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# File 'lib/html/rule/check_tag_rule.rb', line 44

def visit_text(tag)
  check_html_text tag
end