Class: Blacklight::Solr::Repository

Inherits:
AbstractRepository show all
Defined in:
lib/blacklight/solr/repository.rb

Instance Attribute Summary

Attributes inherited from AbstractRepository

#blacklight_config, #connection

Instance Method Summary collapse

Methods inherited from AbstractRepository

#initialize

Constructor Details

This class inherits a constructor from Blacklight::AbstractRepository

Instance Method Details

#build_connection ⇒ Object (protected) 



87
88
89
 
# File 'lib/blacklight/solr/repository.rb', line 87

def build_connection
  RSolr.connect(connection_config.merge(adapter: connection_config[:http_adapter]))
end

#find(id, params = {}) ⇒ Object

Find a single solr document result (by id) using the document configuration

Parameters:

  • id (String) —

    document's unique key value

  • params (Hash) (defaults to: {}) —

    additional solr query parameters

Raises:



8
9
10
11
12
13
14
15
16
 
# File 'lib/blacklight/solr/repository.rb', line 8

def find id, params = {}
  doc_params = params.reverse_merge(blacklight_config.default_document_solr_params)
                     .reverse_merge(qt: blacklight_config.document_solr_request_handler)
                     .merge(blacklight_config.document_unique_id_param => id)

  solr_response = send_and_receive blacklight_config.document_solr_path || blacklight_config.solr_path, doc_params
  raise Blacklight::Exceptions::RecordNotFound if solr_response.documents.empty?
  solr_response
end

#ping ⇒ boolean

Returns true if the repository is reachable.

Returns:

  • (boolean) —

    true if the repository is reachable



41
42
43
44
45
 
# File 'lib/blacklight/solr/repository.rb', line 41

def ping
  response = connection.send_and_receive 'admin/ping', {}
  Blacklight.logger.info("Ping [#{connection.uri}] returned: '#{response['status']}'")
  response['status'] == "OK"
end

#reflect_fields ⇒ Hash

Gets a list of available fields

Returns:

  • (Hash) 


35
36
37
 
# File 'lib/blacklight/solr/repository.rb', line 35

def reflect_fields
  send_and_receive('admin/luke', params: { fl: '*', 'json.nl' => 'map' })['fields']
end

#search(params = {}) ⇒ Object

Execute a search query against solr

Parameters:

  • params (Hash) (defaults to: {}) —

    solr query parameters



21
22
23
 
# File 'lib/blacklight/solr/repository.rb', line 21

def search params = {}
  send_and_receive blacklight_config.solr_path, params.reverse_merge(qt: blacklight_config.qt)
end

#find(solr_path, params) ⇒ Blacklight::Solr::Response #find(params) ⇒ Blacklight::Solr::Response

Execute a solr query TODO: Make this private after we have a way to abstract admin/luke and ping

Overloads:

  • #find(solr_path, params) ⇒ Blacklight::Solr::Response

    Execute a solr query at the given path with the parameters

    Parameters:

    • solr (String) —

      path (defaults to blacklight_config.solr_path)

    • parameters (Hash) —

      for RSolr::Client#send_and_receive

  • #find(params) ⇒ Blacklight::Solr::Response

    Parameters:

    • parameters (Hash) —

      for RSolr::Client#send_and_receive

Returns:

See Also:

  • Blacklight::Solr::Repository.[RSolr[RSolr::Client[RSolr::Client#send_and_receive]


58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
 
# File 'lib/blacklight/solr/repository.rb', line 58

def send_and_receive(path, solr_params = {})
  benchmark("Solr fetch", level: :debug) do
    key = blacklight_config.http_method == :post ? :data : :params
    res = connection.send_and_receive(path, {key=>solr_params.to_hash, method: blacklight_config.http_method})

    solr_response = blacklight_config.response_model.new(res, solr_params, document_model: blacklight_config.document_model, blacklight_config: blacklight_config)

    Blacklight.logger.debug("Solr query: #{blacklight_config.http_method} #{path} #{solr_params.to_hash.inspect}")
    Blacklight.logger.debug("Solr response: #{solr_response.inspect}") if defined?(::BLACKLIGHT_VERBOSE_LOGGING) and ::BLACKLIGHT_VERBOSE_LOGGING
    solr_response
  end
rescue Errno::ECONNREFUSED => e
  raise Blacklight::Exceptions::ECONNREFUSED, "Unable to connect to Solr instance using #{connection.inspect}: #{e.inspect}"
rescue RSolr::Error::Http => e
  raise Blacklight::Exceptions::InvalidRequest, e.message
end

#suggest_handler_path ⇒ String (protected)

Returns:

  • (String) 


79
80
81
 
# File 'lib/blacklight/solr/repository.rb', line 79

def suggest_handler_path
  blacklight_config.autocomplete_path
end

#suggester_name ⇒ Object (protected) 



83
84
85
 
# File 'lib/blacklight/solr/repository.rb', line 83

def suggester_name
  blacklight_config.autocomplete_suggester
end

#suggestions(request_params) ⇒ Blacklight::Suggest::Response

Parameters:

  • params (Hash)

Returns:



27
28
29
30
 
# File 'lib/blacklight/solr/repository.rb', line 27

def suggestions(request_params)
  suggest_results = connection.send_and_receive(suggest_handler_path, params: request_params)
  Blacklight::Suggest::Response.new suggest_results, request_params, suggest_handler_path, suggester_name
end