Class: Finder

Inherits:
Object
  • Object
show all
Defined in:
lib/picolena/templates/app/models/finder.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(raw_query, by_date = false, page = 1, results_per_page = Picolena::ResultsPerPage) ⇒ Finder

Returns a new instance of Finder.



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# File 'lib/picolena/templates/app/models/finder.rb', line 8

def initialize(raw_query,by_date=false, page=1,results_per_page=Picolena::ResultsPerPage)
  @query = Query.extract_from(raw_query)
  @raw_query= raw_query
  Indexer.ensure_index_existence
  @per_page=results_per_page
  @offset=(page.to_i-1)*results_per_page
  @by_date=by_date
  index_should_have_documents
end

Instance Attribute Details

#query ⇒ Object (readonly)

Returns the value of attribute query.



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# File 'lib/picolena/templates/app/models/finder.rb', line 2

def query
  @query
end

Class Method Details

.reload! ⇒ Object 



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# File 'lib/picolena/templates/app/models/finder.rb', line 55

def self.reload!
  @@index = nil
end

Instance Method Details

#execute! ⇒ Object 



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# File 'lib/picolena/templates/app/models/finder.rb', line 18

def execute!
  @matching_documents=[]
  start=Time.now
    @total_hits = index.search_each(query, :limit => @per_page, :offset=>@offset, :sort => (sort_by_date if @by_date)){|index_id, score|
      begin
        found_doc=Document.new(index[index_id][:complete_path])
        found_doc.matching_content=index.highlight(query, index_id,
                                                   :field => :content, :excerpt_length => 80,
                                                   :pre_tag => "<<", :post_tag => ">>"
        )
        found_doc.score=score
        @matching_documents<<found_doc
      rescue Errno::ENOENT
        #"File has been moved/deleted!"
      end
    }
    @executed=true
  @time_needed=Time.now-start
end

#executed? ⇒ Boolean

Returns true if it has been executed.

Returns:

  • (Boolean) 


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# File 'lib/picolena/templates/app/models/finder.rb', line 39

def executed?
  @executed
end

#index ⇒ Object 



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# File 'lib/picolena/templates/app/models/finder.rb', line 4

def index
  @@index ||= Indexer.index
end