Class: TDiary::TDiaryLatest

Inherits:

TDiaryView

• Object
• TDiaryBase
• TDiaryView
• TDiary::TDiaryLatest

Defined in:

lib/tdiary/view.rb

Overview

class TDiaryLatest

show latest mode view

Constant Summary

Constants inherited from TDiaryBase

TDiary::TDiaryBase::DIRTY_COMMENT, TDiary::TDiaryBase::DIRTY_DIARY, TDiary::TDiaryBase::DIRTY_NONE, TDiary::TDiaryBase::DIRTY_REFERER

Instance Attribute Summary

Attributes inherited from TDiaryBase

#cgi, #conf, #cookies, #date, #diaries, #ignore_parser_cache, #rhtml

Instance Method Summary

• #initialize(cgi, rhtml, conf) ⇒ TDiaryLatest constructor

  A new instance of TDiaryLatest.

• #latest(limit = 5) ⇒ Object

Methods inherited from TDiaryView

#last_modified

Methods inherited from TDiaryBase

#[], #calendar, #eval_rhtml, #last_modified

Methods included from ViewHelper

#base_url, #bot?

Constructor Details

#initialize(cgi, rhtml, conf) ⇒ TDiaryLatest

Returns a new instance of TDiaryLatest.

# File 'lib/tdiary/view.rb', line 322

def initialize( cgi, rhtml, conf )
  super

  if @cgi.params['date'][0] then
    ym = [@cgi.params['date'][0][0,4].to_i, @cgi.params['date'][0][4,2].to_i]
    @date = nil
  else
    ym = latest_month
  end

  unless @date then
    @date = ym ? Time::local( ym[0], ym[1] ) : Time::now
    @io.transaction( @date ) do |diaries|
      @diaries = diaries
      if @cgi.params['date'][0] then
        @diary = @diaries[@cgi.params['date'][0][0,8]]
        @date = @diary.date if @diary
      end
      unless @diary then
        @diaries.keys.sort.reverse_each do |d|
          diary = @diaries[d]
          if diary.visible?
            @diary = diary
            break
          end
        end
        @diary = @diaries[@diaries.keys.sort.reverse[0]] unless @diary
        @date = @diary.date if @diary
      end
      DIRTY_NONE
    end
  end

  if ym then
    # read +2 days for calc ndays.prev in count_diaries method
    limit = limit_size( @conf.latest_limit ) + 2

    # read next month data until limit
    y = ym[0].to_i
    m = ym[1].to_i
    latest = latest_month
    diaries_tmp = {}.update( @diaries )
    diaries_size = count_diaries_after( diaries_tmp )
    while ( latest and diaries_size < limit )
      date = if m == 12 then
        Time::local( y += 1, m = 1 )
      else
        Time::local( y, m += 1 )
      end
      break if date > Time::local( *latest )
      @io.transaction( date ) do |diaries|
        diaries_tmp.update( diaries )
        diaries_size = count_diaries_after( diaries_tmp )
        DIRTY_NONE
      end
    end

    # read prev month data until limit
    y = ym[0].to_i
    m = ym[1].to_i
    oldest = oldest_month
    diaries_size = count_diaries_before( @diaries )
    while ( oldest and diaries_size < limit )
      date = if m == 1 then
        Time::local( y -= 1, m = 12 )
      else
        Time::local( y, m -= 1 )
      end
      break if date < Time::local( *oldest )
      @io.transaction( date ) do |diaries|
        @diaries.update( diaries )
        diaries_size = count_diaries_before( @diaries )
        DIRTY_NONE
      end
    end
  end
end

Instance Method Details

#latest(limit = 5) ⇒ Object

# File 'lib/tdiary/view.rb', line 400

def latest( limit = 5 )
  start = start_date
  limit = limit_size( limit )
  idx = 0
  @diaries.keys.sort.reverse_each do |date|
    next if date > start
    diary = @diaries[date]
    next unless diary.visible?
    yield diary
    idx += 1
    break if idx >= limit
  end
end