SortPipe

gistfile1.txt

Blocks.SortPipePlugin = Em.PipePlugin.extend
  # Define a list of sorting properties
  observes: Em.computed.alias('sortProperties')

  # The sorting function to use
  sortFunction: Em.compare

  # Our sort routine
  process: (inputArr) ->
    # DS.ManyArray does not support sort()
    inputArr = inputArr.toArray() if inputArr.constructor == DS.ManyArray

    inputArr.sort (obj1, obj2) =>
      retVal = 0
      props = @get('observes').slice(0)

      while retVal == 0 && props.length > 0
        sortProperty = props.shift()
        retVal = @get('sortFunction')( obj1.get(sortProperty), obj2.get(sortProperty), sortProperty) 

      return retVal