Class: RsServiceNow::Record

Inherits:
Object
  • Object
show all
Defined in:
lib/rs_service_now/record.rb

Direct Known Subclasses

Ci, Company

Instance Method Summary collapse

Constructor Details

#initialize(user, password, instance) ⇒ Record

Returns a new instance of Record.



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# File 'lib/rs_service_now/record.rb', line 7

def initialize user, password, instance
  @user = user
  @password = password
  @url = "https://#{instance}.service-now.com"
end

Instance Method Details

#_export(table, encoded_query, max_export) ⇒ Object 



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# File 'lib/rs_service_now/record.rb', line 34

def _export table, encoded_query, max_export
  client = setup_client table
  get_keys_result = get_keys(client, encoded_query)
  num_entries = get_keys_result[:count].to_i
  keys = get_keys_result[:sys_id].split(/,/)
  index = 0
  export = []

  while index < num_entries
    # Use a URL to retrieve an XML export as documented at http://wiki.servicenow.com/index.php?title=Exporting_Data

    xml = open("#{@url}/#{table}.do?XML&" +
                       "sysparm_order_by=sys_id&" +
                       "sysparm_query=#{CGI.escape(encoded_query + '^')}" +
                       "sys_id#{CGI.escape('>=') + keys[index]}&" +
                       "sysparm_record_count=#{max_export}",
                   :http_basic_authentication => [@user, @password]
      ).read

    records = Hash.from_xml(xml)["xml"][table]
    if records.is_a? Array
      export.push *records
    else
      export.push records
    end

    index = index + max_export
  end

  export
end

#_request(table, encoded_query) ⇒ Object 



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# File 'lib/rs_service_now/record.rb', line 13

def _request table, encoded_query
  client = setup_client table
  num_entries = get_keys(client, encoded_query)[:count].to_i
  index = 0
  result = []

  while index < num_entries
    response = client.call(:get_records, :message => {:__encoded_query => encoded_query, :__first_row => index, :__last_row => (index + 250)})
    index = index + 250

    records = response.hash[:envelope][:body][:get_records_response][:get_records_result]
    if records.is_a? Array
      result.push *records
    else
      result.push records
    end
  end

  result
end

#get_keys(client, encoded_query) ⇒ Object 



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# File 'lib/rs_service_now/record.rb', line 65

def get_keys client, encoded_query
  response = client.call(:get_keys, :message => {:__encoded_query => encoded_query, :__order_by => "sys_id"})
  response.hash[:envelope][:body][:get_keys_response]
end

#setup_client(table) ⇒ Object 



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# File 'lib/rs_service_now/record.rb', line 70

def setup_client table
  Savon.client do |globals|
    globals.wsdl "#{@url}/#{table}.do?WSDL"
    globals.basic_auth [@user, @password]
    globals.convert_request_keys_to :none
    globals.namespace_identifier :u
  end
end