Class: Wikitxt::Parser::Inline

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(parent) ⇒ Inline

Returns a new instance of Inline.



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# File 'lib/wikitxt/parser.rb', line 44

def initialize(parent)
  @parent = parent
end

Instance Attribute Details

#parent ⇒ Object

Returns the value of attribute parent.



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# File 'lib/wikitxt/parser.rb', line 42

def parent
  @parent
end

Instance Method Details

#to_html ⇒ Object 



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# File 'lib/wikitxt/parser.rb', line 48

def to_html
  pending = nil

  scanner = StringScanner.new(parent.attrs[:text])

  until scanner.eos? do
    if result = scanner.scan(/ ?#<.+>/)
      parent.children << pending if pending
      pending = nil
      match = result.match(/#<(?<title>.*) *(?<url>https?:\/\/.+\.\S+) *(?<title>.*)>/)
      if match[:url].match(/\.(png|jpg|jpeg|svg)/)
        parent.children << ImageNode.new(url: match[:url], title: match[:title])
        next
      end
      parent.children << LinkNode.new(url: match[:url], title: match[:title])
      next
    end

    if result = scanner.scan(/(^| )#\S+( |$)/)
      parent.children << pending if pending
      pending = nil
      match = result.match(/(^| )#(?<url>\S+)( |$)/)
      if match[:url].match(/\.(png|jpg|jpeg|svg)/)
        parent.children << ImageNode.new(url: "/#{match[:url]}")
        next
      end
      parent.children << LinkNode.new(url: "/#{match[:url]}.html", title: match[:url])
      next
    end

    if pending
      pending.attrs[:text] += scanner.scan(/./)
      next
    end

    pending = TextNode.new(text: scanner.scan(/./))
  end

  parent.children << pending if pending

  parent.children.map(&:to_html).join
end