Class: UR::Search

Inherits:
Object
  • Object
show all
Defined in:
lib/ur/search.rb

Overview

Search for products and populate from the metadata cache

Constant Summary collapse

SEARCH_SERVICE_URL = 
'http://services.ur.se/search'

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(solr_params) ⇒ Search

Returns a new instance of Search.



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# File 'lib/ur/search.rb', line 14

def initialize(solr_params)
  # Prepare the facets
  @products = []
  @facets = {}
  @solr   = nil
  
  begin 
    solr = RSolr.connect :url => SEARCH_SERVICE_URL
    response = solr.find solr_params
    
    # Populate the products from the Metadata Cache
    @products = (response.ok? && response.docs.size > 0) ?
      Product.find(response.docs.map { |d| d.id }) : []
    
    # Expose the Solr response
    @solr = response
    @solr.facets.map { |f| @facets[f.name] = f.items } if @solr.facets.size > 0
  rescue RSolr::RequestError => e
  end
end

Instance Attribute Details

#facets ⇒ Object (readonly)

Returns the value of attribute facets.



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# File 'lib/ur/search.rb', line 12

def facets
  @facets
end

#products ⇒ Object (readonly)

Returns the value of attribute products.



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# File 'lib/ur/search.rb', line 12

def products
  @products
end

#solr ⇒ Object (readonly)

Returns the value of attribute solr.



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# File 'lib/ur/search.rb', line 12

def solr
  @solr
end

Instance Method Details

#next_page ⇒ Object 



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# File 'lib/ur/search.rb', line 47

def next_page
  (ok? && !@solr.docs.nil?) ? @solr.docs.next_page : 0
end

#num_found ⇒ Object 



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# File 'lib/ur/search.rb', line 39

def num_found
  (ok?) ? @solr.response['numFound'].to_i : 0
end

#ok? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ur/search.rb', line 35

def ok?
  !@solr.nil? && @solr.ok?
end

#previous_page ⇒ Object 



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# File 'lib/ur/search.rb', line 43

def previous_page
  (ok? && !@solr.docs.nil?) ? @solr.docs.previous_page : 0
end