Class: PrintToPDFRunner

Inherits:
JobRunner show all
Includes:
JSONModel
Defined in:
backend/app/lib/print_to_pdf_runner.rb

Class Method Summary (collapse)

Instance Method Summary (collapse)

Methods included from JSONModel

JSONModel, #JSONModel, add_error_handler, all, allow_unmapped_enum_value, backend_url, client_mode?, custom_validations, destroy_model, enum_default_value, enum_values, handle_error, init, load_schema, #models, models, parse_jsonmodel_ref, parse_reference, repository, repository_for, schema_src, set_repository, strict_mode, strict_mode?, with_repository

Methods inherited from JobRunner

#canceled, for, inherited, #initialize, register_runner

Constructor Details

This class inherits a constructor from JobRunner

Class Method Details

+ (Object) instance_for(job) 



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# File 'backend/app/lib/print_to_pdf_runner.rb', line 10

def self.instance_for(job)
  if job.job_type == "print_to_pdf_job"
    self.new(job)
  else
    nil
  end
end

Instance Method Details

- (Object) run 



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# File 'backend/app/lib/print_to_pdf_runner.rb', line 19

def run
  super
  begin 

    RequestContext.open( :repo_id => @job.repo_id) do
      # why does this not work?
      #resource= JSONModel(:resource).find_by_uri(@json.job["source"])
     
      parsed = JSONModel.parse_reference(@json.job["source"])
      resource = Resource.to_jsonmodel(parsed[:id]) 
      

      @job.write_output("Generating PDF for #{resource["title"]}  ")
      
      obj = URIResolver.resolve_references(resource,
                                              [ "repository", "linked_agents", "subjects", "tree",  "digital_objects"],
                                              { 'rack.input' => "",  'QUERY_STRING' => "" })
      opts = {
        :include_unpublished => true,
        :include_daos => true,
        :use_numbered_c_tags => false 
      }
      
      record = JSONModel(:resource).new(obj) 
      ead = ASpaceExport.model(:ead).from_resource( record, opts)
      xml = "" 
      ASpaceExport.stream(ead).each { |x| xml << x }
      pdf = ASFop.new(xml).to_pdf  
      job_file = @job.add_file( pdf )
      @job.write_output("File generated at #{job_file['file_path'].inspect} ")
      pdf.unlink
      @job.record_modified_uris( [@json.job["source"]] ) 
      @job.write_output("All done. Please click refresh to view your download link.")
      job_file
    end 
  rescue Exception => e
    @job.write_output(e.message)
    @job.write_output(e.backtrace)
    raise e 
  end 
end