nicojensen.de/vendor/bundle/gems/jekyll-seo-0.0.2/lib/jekyll-seo.rb

#!/usr/bin/env ruby
# Purpose: A simple script to identify SEO problems in jekyll blog posts
# License: http://github.com/bhardin/jekyll-seo/license.txt

require 'optparse'
require 'nokogiri'

class JekyllSeo
  def self.new(args)

    heading = [];
    title = [];
    url = [];
    content = [];
    meta_description = [];
    temp = [];

    options = {}

    optparse = OptionParser.new do|opts|
        # Set a banner, displayed at the top of the help screen.
        opts.banner = "Usage: jekyll-seo -k keywords FILE"

        # Define the options, and what they do
        options[:verbose] = false
            opts.on( '-v', '--verbose', 'Output more information' ) do
            options[:verbose] = true
        end

        options[:keyword] = nil
            opts.on( '-k', '--keyword KEYWORD', 'keyword your post should be optimized for' ) do|keyword|
            options[:keyword] = keyword
        end

        options[:post] = nil
            opts.on( '-p', '--post FILE', 'post to be analyzed' ) do|post|
            options[:post] = post
        end

        opts.on( '-h', '--help', 'Display this screen' ) do
            puts opts
            exit
        end
    end

    optparse.parse!
    
    puts "Being verbose" if options[:verbose]
    if options[:verbose]
        puts "keyword: #{options[:keyword]}" if options[:keyword]
        #puts "analyzing post: #{options[:post]}" if options[:post]
    end

    if options[:post]
        f = options[:post]

        puts "Analyzing Post: #{f}..."
        post = Nokogiri::HTML(open(f))

        # Search for keyword in heading
        post.css('h1').each do |this|
            if options[:verbose]
                puts "heading found"
                puts "heading: #{this}"
            end

            heading = this.to_s.scan(/#{options[:keyword]}/i)

            if options[:verbose]
                puts "heading-found: #{title}"
            end
        end

        # Search for keyword in title
        post.css('title').each do |this|
            if options[:verbose]
                puts "title found"
                puts "title: #{this}"
            end

            title = this.to_s.scan(/#{options[:keyword]}/i)

            if options[:verbose]
                puts "title-found: #{title}"
            end
        end

        # Search for keyword in body
        post.css('body').each do |this|
            if options[:verbose]
                puts "content found"
                #puts "content: #{this}"
            end

            content = this.to_s.scan(/#{options[:keyword]}/i)
        end

        # Search for keyword in Meta Description
        post.css('meta').each do |this|
            if this.attribute("name").to_s == "description"
                if options[:verbose]
                    puts "Meta Description found"
                    puts "Meta Description: #{this.attribute('content')}"
                end

                meta_description = this.attribute("content").to_s.scan(/#{options[:keyword]}/i)
            end
        end

        puts ""
        puts "Article Heading: #{not heading.empty?} (#{heading.count})"
        puts "Page title: #{not title.empty?} (#{title.count})"
        # puts "Page URL: Yes (1)"
        puts "Content: #{not content.empty?} (#{content.count})"
        puts "Meta description: #{not meta_description.empty?} (#{meta_description.count})"
        
    else
        puts "No post given to analyze. Try with -h"
    end

    #You have not used your keyword / keyphrase in any subheading (such as an H2) in your copy.
    #No images appear in this page, consider adding some as appropriate.
    #The meta description is under 120 characters, however up to 156 characters are available. The available space is shorter than the usual 155 characters because Google will also include the publication date in the snippet.
    #The page title contains keyword / phrase, but it does not appear at the beginning; try and move it to the beginning.
    #The keyword / phrase does not appear in the URL for this page. If you decide to rename the URL be sure to check the old URL 301 redirects to the new one!
    #The copy scores 68.9 in the Flesch Reading Ease test, which is considered OK to read.
    #This page has 14 outbound link(s).
    #The keyword density is 1.74%, which is great, the keyword was found 15 times.
    #The meta description contains the primary keyword / phrase.
    #There are 890 words contained in the body copy, this is greater than the 300 word recommended minimum.
    #The page title is more than 40 characters and less than the recommended 70 character limit.
    #The keyword appears in the first paragraph of the copy.
  end
  
end