Class: Feedcellar::Command

Inherits:
Thor
  • Object
show all
Defined in:
lib/feedcellar/command.rb

Instance Method Summary collapse

Constructor Details

#initialize(*args) ⇒ Command

Returns a new instance of Command.



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# File 'lib/feedcellar/command.rb', line 8

def initialize(*args)
  super
  @work_dir = File.join(File.expand_path("~"), ".feedcellar")
end

Instance Method Details

#collect ⇒ Object 



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# File 'lib/feedcellar/command.rb', line 71

def collect
  @database = GroongaDatabase.new
  @database.open(@work_dir) do |database|
    resources = database.resources

    resources.each do |record|
      feed_url = record["xmlUrl"]
      next unless feed_url

      begin
        rss = RSS::Parser.parse(feed_url)
      rescue RSS::InvalidRSSError
        begin
          rss = RSS::Parser.parse(feed_url, false)
        rescue
          $stderr.puts "Warnning: #{$!} (#{feed_url})"
          next
        end
      rescue
        $stderr.puts "Warnning: #{$!} (#{feed_url})"
        next
      end
      next unless rss

      rss.items.each do |item|
        if rss.is_a?(RSS::Atom::Feed)
          title = item.title.content
          link = item.link.href if item.link
          description = item.dc_description
          date = item.dc_date
        else
          title = item.title
          link = item.link
          description = item.description
          date = item.date
        end

        unless link
          $stderr.puts "Warnning: missing link (#{title})"
          next
        end

        database.add(feed_url, title, link, description, date)
      end
    end
  end
end

#import(opml_xml) ⇒ Object 



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# File 'lib/feedcellar/command.rb', line 49

def import(opml_xml)
  @database = GroongaDatabase.new
  @database.open(@work_dir) do |database|
    Feedcellar::Opml.parse(opml_xml).each do |resource|
      database.register(resource["title"], resource)
    end
  end
end

#list ⇒ Object 



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# File 'lib/feedcellar/command.rb', line 59

def list
  @database = GroongaDatabase.new
  @database.open(@work_dir) do |database|
    database.resources.each do |record|
      puts record.title
      puts "  #{record.xmlUrl}"
      puts
    end
  end
end

#register(url) ⇒ Object 



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# File 'lib/feedcellar/command.rb', line 14

def register(url)
  @database = GroongaDatabase.new
  @database.open(@work_dir) do |database|
    begin
      rss = RSS::Parser.parse(url)
    rescue RSS::InvalidRSSError
      rss = RSS::Parser.parse(url, false)
    rescue
      $stderr.puts "Warnning: #{$!} (#{url})"
      return 1
    end

    unless rss
      $stderr.puts "Error: Invalid URL"
      return 1
    end

    resource = {}
    if rss.is_a?(RSS::Atom::Feed)
      resource["xmlUrl"] = url
      resource["title"] = rss.title.content
      resource["htmlUrl"] = rss.link.href
      resource["description"] = rss.dc_description
    else
      resource["xmlUrl"] = url
      resource["title"] = rss.channel.title
      resource["htmlUrl"] = rss.channel.link
      resource["description"] = rss.channel.description
    end

    database.register(resource["title"], resource)
  end
end

#search(word) ⇒ Object 



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# File 'lib/feedcellar/command.rb', line 121

def search(word)
  @database = GroongaDatabase.new
  @database.open(@work_dir) do |database|
    feeds = @database.feeds
    resources = @database.resources

    feeds.select {|v| (v.title =~ word) |
                      (v.description =~ word) }.each do |record|
      feed_resources = resources.select {|v| v.xmlUrl =~ record.resource }
      next unless feed_resources
      puts feed_resources.first.title
      puts "  #{record.title}"
      puts "    #{record.date}"
      puts "      #{record.link}"
      puts "        #{record.description}" if options[:desc]
      puts
    end
  end
end