Class: AtCoderFriends::Parser::SectionWrapper

Inherits:
Object
  • Object
show all
Defined in:
lib/at_coder_friends/parser/section_wrapper.rb

Overview

holds a section of problrem page

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(h) ⇒ SectionWrapper

Returns a new instance of SectionWrapper.



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# File 'lib/at_coder_friends/parser/section_wrapper.rb', line 9

def initialize(h)
  @h = h
end

Instance Attribute Details

#h ⇒ Object (readonly)

Returns the value of attribute h.



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# File 'lib/at_coder_friends/parser/section_wrapper.rb', line 7

def h
  @h
end

Instance Method Details

#code_block(mtd) ⇒ Object 



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# File 'lib/at_coder_friends/parser/section_wrapper.rb', line 53

def code_block(mtd)
  elem = find_element(%w[pre blockquote])
  (elem && elem.send(mtd).lstrip.gsub("\r\n", "\n")) || ''
end

#code_block_content ⇒ Object 



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# File 'lib/at_coder_friends/parser/section_wrapper.rb', line 45

def code_block_content
  @code_block_content ||= code_block(:content)
end

#code_block_html ⇒ Object 



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# File 'lib/at_coder_friends/parser/section_wrapper.rb', line 49

def code_block_html
  @code_block_html ||= code_block(:to_html)
end

#content ⇒ Object 



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# File 'lib/at_coder_friends/parser/section_wrapper.rb', line 25

def content
  @content ||=
    siblings.reduce('') { |m, node| m + node.content }.gsub("\r\n", "\n")
end

#find_element(tags) ⇒ Object 



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# File 'lib/at_coder_friends/parser/section_wrapper.rb', line 35

def find_element(tags)
  elem = nil
  siblings.any? do |node|
    tags.any? do |tag|
      elem = node.name == tag ? node : node.search(tag)[0]
    end
  end
  elem
end

#html ⇒ Object 



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# File 'lib/at_coder_friends/parser/section_wrapper.rb', line 30

def html
  @html ||=
    siblings.reduce('') { |m, node| m + node.to_html }.gsub("\r\n", "\n")
end

#siblings ⇒ Object 



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# File 'lib/at_coder_friends/parser/section_wrapper.rb', line 13

def siblings
  @siblings ||= begin
    ret = []
    nx = h.next
    while nx && nx.name != h.name
      ret << nx
      nx = nx.next
    end
    ret
  end
end