Class: IframeParser

Inherits:
Parser show all
Defined in:
lib/Parsers/IframeParser.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from Parser

#initialize, #setNext

Constructor Details

This class inherits a constructor from Parser

Instance Attribute Details

#nextParser ⇒ Object

Returns the value of attribute nextParser.



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# File 'lib/Parsers/IframeParser.rb', line 14

def nextParser
  @nextParser
end

#pathPolicy ⇒ Object

Returns the value of attribute pathPolicy.



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# File 'lib/Parsers/IframeParser.rb', line 14

def pathPolicy
  @pathPolicy
end

Instance Method Details

#parse(paragraph) ⇒ Object 



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# File 'lib/Parsers/IframeParser.rb', line 15

def parse(paragraph)
    if paragraph.type == 'IFRAME'
        if !paragraph.iframe.src.nil? && paragraph.iframe.src != ""
            url = paragraph.iframe.src
        else
            url = "https://medium.com/media/#{paragraph.iframe.id}"
        end

        if !url[/(www\.youtube\.com)/].nil?
            # is youtube
            youtubeURL = URI(URI.decode(url)).query
            params = URI::decode_www_form(youtubeURL).to_h
            if !params["image"].nil? && !params["url"].nil?

                fileName = "#{paragraph.name}_#{URI(params["image"]).path.split("/").last}" #21de_default.jpg

                imageURL = params["image"]
                imagePathPolicy = PathPolicy.new(pathPolicy.getAbsolutePath(nil), paragraph.postID)
                absolutePath = imagePathPolicy.getAbsolutePath(fileName)
                
                if  ImageDownloader.download(absolutePath, imageURL)
                    relativePath = "#{pathPolicy.getRelativePath(nil)}/#{imagePathPolicy.getRelativePath(fileName)}"
                    result = "\n[![YouTube](#{relativePath} \"YouTube\")](#{params["url"]})"
                else
                    result = "\n[YouTube](#{params["url"]})"
                end
            end
        else
            html = Request.html(Request.URL(url))
            src = html.search('script').first.attribute('src')
            result = nil
            if !src.to_s[/^(https\:\/\/gist\.github\.com)/].nil?
                # is gist
                gist = Request.body(Request.URL(src)).scan(/(document\.write\('){1}(.*)(\)){1}/)[1][1]
                gist.gsub! '\n', ''
                gist.gsub! '\"', '"'
                gist.gsub! '<\/', '</'
                gistHTML = Nokogiri::HTML(gist)
                lang = gistHTML.search('table').first['data-tagsearch-lang']
                gistHTML.search('a').each do |a|
                    if a.text == 'view raw'
                        gistRAW = Request.body(Request.URL(a['href']))
                        result = "```#{lang}\n#{gistRAW}\n```"
                    end
                end
            end
        end

        if result.nil?
            "[#{paragraph.iframe.title}](#{url})"
        else
            result
        end
    else
        if !nextParser.nil?
            nextParser.parse(paragraph)
        end
    end
end