Class: RSS_Check

Inherits:

Object

• Object
• RSS_Check

Defined in:

lib/rss_check.rb

Defined Under Namespace

Classes: LIRS_File, RSS_File

Instance Method Summary

• #check ⇒ Object
• #clear ⇒ Object
• #initialize(paths, cache_file = nil, init_now = false) ⇒ RSS_Check constructor

  A new instance of RSS_Check.

• #load_file(file) ⇒ Object
• #save ⇒ Object

Constructor Details

#initialize(paths, cache_file = nil, init_now = false) ⇒ RSS_Check

Returns a new instance of RSS_Check.

# File 'lib/rss_check.rb', line 131

def initialize paths, cache_file=nil, init_now=false
  @paths = paths
  @db = YAML::Store.new(cache_file) if cache_file
  @rss_files = paths.map{|uri|
    load_file(uri) ||
      if /LIRS:(.+)/ =~ uri
        LIRS_File.new($1, init_now)
      else
        RSS_File.new(uri, init_now)
      end
  }
end

Instance Method Details

#check ⇒ Object

# File 'lib/rss_check.rb', line 144

def check
  @rss_files.map{|rf|
    rf.check
  }.flatten
end

#clear ⇒ Object

# File 'lib/rss_check.rb', line 172

def clear
  debug = $DEBUG
  $DEBUG = false
  if @db
    @db.transaction{
      @db.keys.each{|k|
        @db.delete k
      }
    }
  end
ensure
  $DEBUG = debug
end

#load_file(file) ⇒ Object

# File 'lib/rss_check.rb', line 162

def load_file file
  debug = $DEBUG
  $DEBUG = false
  @db.transaction{
    @db[file]
  } if @db
ensure
  $DEBUG = debug
end

#save ⇒ Object

# File 'lib/rss_check.rb', line 150

def save
  debug = $DEBUG
  $DEBUG = false
  @db.transaction{
    @paths.each_with_index{|path, i|
      @db[path] = @rss_files[i]
    }
  } if @db
ensure
  $DEBUG = debug
end