Class: Wackamole::Feature

Inherits:
Object
  • Object
show all
Defined in:
lib/wackamole/models/feature.rb

Class Method Summary collapse

Class Method Details

.default_page_size ⇒ Object

Pagination size



8
 
# File 'lib/wackamole/models/feature.rb', line 8

def self.default_page_size() @page_size ||= 20; end

.ensure_indexes! ⇒ Object

Make sure indexes are setup for users



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# File 'lib/wackamole/models/feature.rb', line 51

def self.ensure_indexes!
  indexes       = features_cltn.index_information
  created_count = 0

  [:ctx].each do |name|
    unless indexes.has_key?( "#{name}_1" )
      features_cltn.create_index( name ) 
      created_count += 1
    end
  end
  unless indexes.has_key?( 'app_1_env_1' )
    features_cltn.create_index( 
      [ 
        [:app, Mongo::ASCENDING], 
        [:env, Mongo::ASCENDING] 
      ]
    )
    created_count += 1
  end      
  unless indexes.has_key?( 'ctl_1_act_1' )
    features_cltn.create_index( 
      [ 
        [:ctl, Mongo::ASCENDING], 
        [:act, Mongo::ASCENDING] 
      ],
      true
    )
    created_count += 1
  end
  created_count
end

.features_cltn ⇒ Object 



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# File 'lib/wackamole/models/feature.rb', line 5

def self.features_cltn() Wackamole::Control.collection( 'features' );  end

.get_app_info ⇒ Object

Find the app name and env for the features collection NOTE: Assumes 1 moled app per db…



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# File 'lib/wackamole/models/feature.rb', line 13

def self.get_app_info
  feature = features_cltn.find_one( {}, :fields => [:app, :env] )
  raise "Unable to find a single feature in db `#{features_cltn.db.name}" unless feature 
  { :app_name => feature['app'], :stage => feature['env'] }
end

.logs_cltn ⇒ Object 



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# File 'lib/wackamole/models/feature.rb', line 4

def self.logs_cltn()     Wackamole::Control.collection( 'logs' ) ;  end

.paginate_tops(conds, page = 1, page_size = default_page_size) ⇒ Object

Paginate top features



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# File 'lib/wackamole/models/feature.rb', line 21

def self.paginate_tops( conds, page=1, page_size=default_page_size )
  tops = logs_cltn.group( [:fid], conds, { :count => 0 }, 'function(obj,prev) { prev.count += 1}' )

  all_features = features_cltn.find( {}, :fields => [:_id] )
  feature_ids  = all_features.map{ |f| f['_id'] }
  total_features = []
  tops.each do |row|
    total_features << row
    feature_ids.delete( row['fid'] )
  end
  feature_ids.each { |f| total_features << {'fid' => f, 'count' => 0} }

  features = []
  total_features.sort{ |a,b| b['count'] <=> a['count'] }.each do |row|
    features << { :fid => row['fid'], :total => row['count'].to_i }
  end

  WillPaginate::Collection.create( page, page_size, features.size ) do |pager|
    offset = (page-1)*page_size
    result = features[offset...(offset+page_size)]
    result.each do |u|
      feature = features_cltn.find_one( u[:fid] )
      u[:name] = feature
    end
    pager.replace( result )
  end
end