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# File 'lib/qcontent/published.rb', line 4
def self.included(klass)
klass.module_eval do
def self.active_conditions
{}
end
def self.only_active(&block)
with_scope({:find => {:conditions => active_conditions}}, &block)
end
named_scope :active_only, lambda { {:conditions => active_conditions } }
end
return unless klass.column_names.include?('published_at')
klass.module_eval do
named_scope :published, :conditions => lambda { ["? > published_at", Time.now.utc] }
named_scope :recent, lambda {|how_many| {:order => 'published_at DESC', :limit => how_many || 3 }}
def published?
published_at && Time.now.utc > published_at
end
alias_method :is_published?, :published?
alias_method :is_published, :published?
def self.published_only
self.with_scope(:find => {:conditions => ["? > published_at", Time.now.utc]}) do
yield if block_given?
end
end
def self.most_recent(how_many = 1)
published.find(:all,:order => 'published_at DESC', :limit => how_many)
(!all.empty? && how_many == 1) ? all.first : all
end
def self.active_conditions
["published_at <= ?", Time.now.utc]
end
end
end
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