Class: Pluto::Model::ItemCursor

Inherits:
Object
  • Object
show all
Defined in:
lib/pluto/models/utils.rb

Instance Method Summary collapse

Constructor Details

#initialize(items) ⇒ ItemCursor

Returns a new instance of ItemCursor.



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# File 'lib/pluto/models/utils.rb', line 8

def initialize( items )
  @items = items
end

Instance Method Details

#each ⇒ Object 



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# File 'lib/pluto/models/utils.rb', line 12

def each
  last_updated      = Time.local( 1971, 1, 1 )
  last_feed_id      = -1     ## todo: use feed_key instead of id?? why? why not??

  @items.each do |item|

    item_updated = item.updated  # cache updated value ref

    if last_updated.year   == item_updated.year  &&
       last_updated.month  == item_updated.month &&
       last_updated.day    == item_updated.day
      new_date = false
    else
      new_date = true
    end

## note:
#   new date also **always** starts new feed
#  - e.g. used for grouping within day (follows planet planet convention)

    if new_date || last_feed_id != item.feed.id
      new_feed = true
    else
      new_feed = false
    end

    yield( item, new_date, new_feed )

    last_updated   = item.updated
    last_feed_id   = item.feed.id
  end
end