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Contents
module Europeana
module Blacklight
##
# Repository hooked up to Europeana REST API via europeana-api gem
#
# @see Europeana::API
class Repository < ::Blacklight::AbstractRepository
##
# Finds a single Europeana record via the API
#
# @param id [String] record ID
# @params params [Hash] request params to send to API
# @return (see blacklight_config.response_model)
def find(id, params = {})
id = "/#{id}" unless id[0] == '/'
res = connection.record(id, params)
blacklight_config.response_model.new(
res, params, document_model: blacklight_config.document_model,
blacklight_config: blacklight_config
)
end
def search(params = {})
res = connection.search(params)
blacklight_config.response_model.new(
res, params, document_model: blacklight_config.document_model,
blacklight_config: blacklight_config
)
end
##
# Queries the API for items similar to a given document
def more_like_this(doc, field = nil, params = {})
query = doc.more_like_this_query(field)
return [nil, []] if query.nil?
mlt_params = { query: query, rows: 4, profile: 'rich' }.merge(params)
mlt_response = search(mlt_params)
[mlt_response, mlt_response.documents]
end
def build_connection
Europeana::API.tap do |api|
api.api_key = blacklight_config.connection_config[:europeana_api_key]
api.cache_store = cache_store
api.cache_expires_in = cache_expires_in
end
end
protected
def cache_store
@cache_store ||= begin
blacklight_config.europeana_api_cache || ActiveSupport::Cache::NullStore.new
end
end
def cache_expires_in
@expires_in ||= begin
blacklight_config.europeana_api_cache_expires_in || 24.hours
end
end
end
end
end
Version data entries
11 entries across 11 versions & 1 rubygems