Class: JekyllImport::Importers::Blogger

Inherits:
JekyllImport::Importer show all
Defined in:
lib/jekyll-import/importers/blogger.rb

Defined Under Namespace

Modules: BloggerAtomStreamListenerMethods Classes: BloggerAtomStreamListener

Class Method Summary collapse

Methods inherited from JekyllImport::Importer

inherited, run, stringify_keys, subclasses

Class Method Details

.postprocess(options) ⇒ Object

Post-process after import.

replace-internal-link

a boolean if replace internal link

Returns nothing.



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# File 'lib/jekyll-import/importers/blogger.rb', line 60

def self.postprocess(options)
  # Replace internal link URL
  if options.fetch('replace-internal-link', false)
    original_url_base = options.fetch('original-url-base', nil)
    if original_url_base
      orig_url_pattern = Regexp.new(" href=([\"\'])(?:#{Regexp.escape(original_url_base)})?/([0-9]{4})/([0-9]{2})/([^\"\']+\.html)\\1")

      Dir.glob('_posts/*.*') do |filename|
        body = nil
        File.open(filename, 'r') do |f|
          f.flock(File::LOCK_SH)
          body = f.read
        end

        body.gsub!(orig_url_pattern) do
          # for post_url
          quote = $1
          post_file = Dir.glob("_posts/#{$2}-#{$3}-*-#{$4.to_s.tr('/', '-')}").first
          raise "Could not found: _posts/#{$2}-#{$3}-*-#{$4.to_s.tr('/', '-')}" if post_file.nil?
          " href=#{quote}{{ site.baseurl }}{% post_url #{File.basename(post_file, '.html')} %}#{quote}"
        end

        File.open(filename, 'w') do |f|
          f.flock(File::LOCK_EX)
          f << body
        end
      end
    end
  end
end

.process(options) ⇒ Object

Process the import.

source

a local file String (or IO object for internal use purpose)..

no-blogger-info

a boolean if not leave blogger info (id and original URL).

replace-internal-link

a boolean if replace internal link

Returns nothing.



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# File 'lib/jekyll-import/importers/blogger.rb', line 38

def self.process(options)
  source = options.fetch('source')

  listener = BloggerAtomStreamListener.new

  listener.leave_blogger_info = ! options.fetch('no-blogger-info', false),

  File.open(source, 'r') do |f|
    f.flock(File::LOCK_SH)
    REXML::Parsers::StreamParser.new(f, listener).parse()
  end

  options['original-url-base'] = listener.original_url_base

  postprocess(options)
end

.require_deps ⇒ Object 



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# File 'lib/jekyll-import/importers/blogger.rb', line 18

def self.require_deps
  JekyllImport.require_with_fallback(%w[
    rexml/document
    rexml/streamlistener
    rexml/parsers/streamparser
    uri
    time
    fileutils
    safe_yaml
    open-uri
  ])
end

.specify_options(c) ⇒ Object 



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# File 'lib/jekyll-import/importers/blogger.rb', line 4

def self.specify_options(c)
  c.option 'source', '--source NAME', 'The XML file (blog-MM-DD-YYYY.xml) path to import'
  c.option 'no-blogger-info', '--no-blogger-info', 'not to leave blogger-URL info (id and old URL) in the front matter (default: false)'
  c.option 'replace-internal-link', '--replace-internal-link', 'replace internal links using the post_url liquid tag. (default: false)'
end

.validate(options) ⇒ Object 



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# File 'lib/jekyll-import/importers/blogger.rb', line 10

def self.validate(options)
  if options['source'].nil?
    raise 'Missing mandatory option: --source'
  elsif not File.exist?(options['source'])
    raise Errno::ENOENT, "File not found: #{options['source']}"
  end
end