Class: Hyrax::CustomQueries::FindModelsByAccess

Inherits:
Object
  • Object
show all
Defined in:
app/services/hyrax/custom_queries/find_models_by_access.rb

Overview

See Also:

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(query_service:) ⇒ FindModelsByAccess

Returns a new instance of FindModelsByAccess.



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# File 'app/services/hyrax/custom_queries/find_models_by_access.rb', line 11

def initialize(query_service:)
  @query_service = query_service
end

Instance Attribute Details

#query_service ⇒ Object (readonly)

Returns the value of attribute query_service.



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# File 'app/services/hyrax/custom_queries/find_models_by_access.rb', line 15

def query_service
  @query_service
end

Class Method Details

.queries ⇒ Object 



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# File 'app/services/hyrax/custom_queries/find_models_by_access.rb', line 7

def self.queries
  [:find_models_by_access]
end

Instance Method Details

#find_by_access_query ⇒ Object 



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# File 'app/services/hyrax/custom_queries/find_models_by_access.rb', line 48

def find_by_access_query
  <<-SQL
    SELECT * FROM orm_resources
    WHERE id IN (
      SELECT uuid(metadata::json#>'{access_to,0}'->>'id') FROM orm_resources
      WHERE metadata @> ?
    );
  SQL
end

#find_models_by_access(mode:, models: nil, agent:, group: nil) ⇒ Object

Note:

this is an unoptimized default implementation of this custom query. it’s Hyrax’s policy to provide such implementations of custom queries in use for cross-compatibility of Valkyrie query services. it’s advisable to provide an optimized query for the specific adapter.

Parameters:

  • model (Class)
  • ids (Enumerable<#to_s>, Symbol) 


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# File 'app/services/hyrax/custom_queries/find_models_by_access.rb', line 28

def find_models_by_access(mode:, models: nil, agent:, group: nil)
  agent = "group/#{agent}" if group.present?
  internal_array = "{\"permissions\": [{\"mode\": \"#{mode}\", \"agent\": \"#{agent}\"}]}"
  if models.present?
    query_service.run_query(find_models_by_access_query, internal_array, models)
  else
    query_service.run_query(find_by_access_query, internal_array)
  end
end

#find_models_by_access_query ⇒ Object 



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# File 'app/services/hyrax/custom_queries/find_models_by_access.rb', line 38

def find_models_by_access_query
  <<-SQL
    SELECT * FROM orm_resources
    WHERE id IN (
      SELECT uuid(metadata::json#>'{access_to,0}'->>'id') FROM orm_resources
      WHERE metadata @> ?
    ) AND internal_resource IN (?);
  SQL
end