Class: Solrizer::Fedora::Solrizer

Inherits:
Object
  • Object
show all
Defined in:
lib/solrizer/fedora/solrizer.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(opts = {}) ⇒ Solrizer

This method initializes the indexer If passed an argument of :index_full_text=>true, it will perform full-text indexing instead of indexing fields only.



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# File 'lib/solrizer/fedora/solrizer.rb', line 24

def initialize( opts={} )
  @@index_list = false unless defined?(@@index_list)
  if opts[:index_full_text] == true || opts[:index_full_text] == "true"
    @index_full_text = true 
  else
    @index_full_text = false 
  end
  @indexer = Indexer.new( :index_full_text=>@index_full_text )
end

Instance Attribute Details

#index_full_text ⇒ Object

Returns the value of attribute index_full_text.



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# File 'lib/solrizer/fedora/solrizer.rb', line 18

def index_full_text
  @index_full_text
end

#indexer ⇒ Object

Returns the value of attribute indexer.



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# File 'lib/solrizer/fedora/solrizer.rb', line 18

def indexer
  @indexer
end

Instance Method Details

#solrize(obj, opts = {}) ⇒ Object

Solrize the given Fedora object’s full-text and facets into the search index

Examples:

Suppress errors using :suppress_errors option

solrizer.solrize("my:pid", :suppress_errors=>true)

Parameters:

  • obj (String or ActiveFedora::Base) —

    the object to solrize

  • opts (Hash) (defaults to: {}) —

    optional parameters



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# File 'lib/solrizer/fedora/solrizer.rb', line 40

def solrize( obj, opts={} )
  # retrieve the Fedora object based on the given unique id
    
    begin
    
    start = Time.now
    logger.debug "SOLRIZER Retrieving object #{obj} ..."


    if obj.kind_of? ActiveFedora::Base
      # do nothing
    elsif obj.kind_of? String
      obj = Repository.get_object( obj )
    elsif obj.respond_to? :pid
      obj = Repository.get_object( obj.pid )
    else
      raise "you must pass either a ActiveFedora::Base, Fedora::RepositoryObject, or a String.  You submitted a #{obj.class}"
    end
      
        obj_done = Time.now
        obj_done_elapse = obj_done - start
        logger.debug  " completed. Duration: #{obj_done_elapse}"
        
       logger.debug "\t Indexing object #{obj.pid} ... "
       # add the keywords and facets to the search index
       index_start = Time.now
       indexer.index( obj )
       
       index_done = Time.now
       index_elapsed = index_done - index_start
       
        logger.debug "completed. Duration:  #{index_elapsed} ."
      
    
    rescue Exception => e
      if opts[:suppress_errors] 
        logger.debug "SOLRIZER unable to index #{obj}.  Failed with #{e.inspect}"
      else
        raise e
      end
  end #begin

end

#solrize_objects(opts = {}) ⇒ Object

Retrieve a comprehensive list of all the unique identifiers in Fedora and solrize each object’s full-text and facets into the search index

Examples:

Suppress errors using :suppress_errors option

solrizer.solrize_objects( :suppress_errors=>true )


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# File 'lib/solrizer/fedora/solrizer.rb', line 89

def solrize_objects(opts={})
  # retrieve a list of all the pids in the fedora repository
  num_docs = 1000000   # modify this number to guarantee that all the objects are retrieved from the repository
  puts "WARNING: You have turned off indexing of Full Text content.  Be sure to re-run indexer with @@index_full_text set to true in main.rb" if index_full_text == false

  if @@index_list == false
    
    objects = ::Fedora::Repository.instance.find_objects(:limit=>num_docs)

    puts "Shelving #{objects.length} Fedora objects"
    objects.each do |object|
      solrize( object, opts )
    end
   
  else
  
     if File.exists?(@@index_list)
        arr_of_pids = FasterCSV.read(@@index_list, :headers=>false)
        
        puts "Indexing from list at #{@@index_list}"
        puts "Shelving #{arr_of_pids.length} Fedora objects"
        
       arr_of_pids.each do |row|
          pid = row[0]
          solrize( pid )
end #FASTERCSV
      else
        puts "#{@@index_list} does not exists!"
      end #if File.exists
   
  end #if Index_LISTS
end