Class: TDiary::IO::Default

Inherits:
Base
  • Object
show all
Includes:
Cache, Comment, Referer
Defined in:
lib/tdiary/io/default.rb

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Cache

#clear_cache, #restore_cache, #store_cache

Methods included from Referer

#referer_file, #restore_referer, #store_referer

Methods included from Comment

#comment_file, #restore_comment, #store_comment

Methods inherited from Base

#cache_path, #diary_factory, #initialize, #load_styles, #style

Constructor Details

This class inherits a constructor from TDiary::IO::Base

Class Method Details

.load_cgi_conf(conf) ⇒ Object 



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# File 'lib/tdiary/io/default.rb', line 145

def load_cgi_conf(conf)
  conf.class.class_eval { attr_accessor :data_path }
  raise TDiaryError, 'No @data_path variable.' unless conf.data_path

  conf.data_path += '/' if /\/$/ !~ conf.data_path
  raise TDiaryError, 'Do not set @data_path as same as tDiary system directory.' if conf.data_path == "#{TDiary::PATH}/"

  File::open( "#{conf.data_path}tdiary.conf" ){|f| f.read }
rescue IOError, Errno::ENOENT
end

.parse_tdiary(data) ⇒ Object 



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# File 'lib/tdiary/io/default.rb', line 127

def parse_tdiary( data )
  header, body = data.split( /\r?\n\r?\n/, 2 )
  headers = {}
  if header then
    header.lines.each do |l|
      l.chomp!
      key, val = l.scan( /([^:]*):\s*(.*)/ )[0]
      headers[key] = val ? val.chomp : nil
    end
  end
  if body then
    body.gsub!( /^\./, '' )
  else
    body = ''
  end
  [headers, body]
end

.save_cgi_conf(conf, result) ⇒ Object 



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# File 'lib/tdiary/io/default.rb', line 156

def save_cgi_conf(conf, result)
  File::open( "#{conf.data_path}tdiary.conf", 'w' ) {|o| o.print result }
rescue IOError, Errno::ENOENT
end

Instance Method Details

#cache_dir ⇒ Object 



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# File 'lib/tdiary/io/default.rb', line 232

def cache_dir
  @tdiary.conf.cache_path || "#{@data_path}/cache"
end

#calendar ⇒ Object 



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# File 'lib/tdiary/io/default.rb', line 221

def calendar
  calendar = {}
  Dir["#{@data_path}????/??????.td2"].sort.each do |file|
    if file =~ /(\d{4})(\d{2})\.td2$/
      calendar[$1] = [] unless calendar[$1]
      calendar[$1] << $2
    end
  end
  calendar
end

#transaction(date) ⇒ Object

block must be return boolean which dirty diaries.



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# File 'lib/tdiary/io/default.rb', line 165

def transaction( date )
  diaries = {}
  dir = date.strftime( "#{@data_path}%Y" )
  @dfile = date.strftime( "#{@data_path}%Y/%Y%m.td2" )
  cfile = comment_file( @data_path, date )
  rfile = referer_file( @data_path, date )
  begin
    FileUtils.mkdir_p(dir)
    begin
      fh = File::open( @dfile, 'r+' )
    rescue
      fh = File::open( @dfile, 'w+' )
    end
    fh.flock( File::LOCK_EX )

    cache = restore_parser_cache( date, 'default' )
    force_save = TDiaryBase::DIRTY_NONE
    unless cache then
      force_save |= restore( fh, diaries )
      force_save |= restore_comment( cfile, diaries )
      force_save |= restore_referer( rfile, diaries )
    else
      diaries.update( cache )
    end
    dirty = yield( diaries ) if block_given?
    store( fh, diaries ) if ((dirty | force_save) & TDiaryBase::DIRTY_DIARY) != 0
    store_comment( cfile, diaries ) if ((dirty | force_save) & TDiaryBase::DIRTY_COMMENT) != 0
    store_referer( rfile, diaries ) if ((dirty | force_save) & TDiaryBase::DIRTY_REFERER) != 0
    if dirty != TDiaryBase::DIRTY_NONE or not cache then
      store_parser_cache(date, diaries, 'default')
    end

    if diaries.empty?
      begin
        if fh then
          fh.close
          fh = nil
        end
        File::delete( @dfile )
      rescue Errno::ENOENT
      end
      begin
        store_parser_cache(date, nil, nil)
      rescue Errno::ENOENT
      end
    end
    # delete dispensable data directory
    begin
      Dir.delete( dir ) if Dir.new( dir ).entries.reject {|f| "." == f or ".." == f}.empty?
    rescue Errno::ENOENT
    end
  ensure
    fh.close if fh
  end
end