add AdParamService

lib/adapi/ad_param.rb

@@ -0,0 +1,87 @@
+# encoding: utf-8
+
+module Adapi
+  class AdParam < Api
+    attr_accessor :ad_group_id, :criterion_id, :insertion_text, :param_index
+
+    #validates_presence_of :ad_group_id
+
+    def attributes
+
+    end
+
+    def initialize(params = {})
+      params[:service_name] = :AdParamService
+
+      %w{ ad_group_id criterion_id }.each do |param_name|
+        self.send "#{param_name}=", params[param_name.to_sym]
+      end
+
+      super(params)
+    end
+
+    # ad-specific mutate wrapper, deals with PolicyViolations for ads
+    #
+    def mutate(operation)
+      operation = [operation] unless operation.is_a?(Array)
+
+      # fix to save space during specifyng operations
+      operation = operation.map do |op|
+        op[:operand].delete(:status) if op[:operand][:status].nil?
+        op
+      end
+
+      begin
+        response = @service.mutate(operation)
+
+      rescue AdsCommon::Errors::HttpError => e
+        self.errors.add(:base, e.message)
+
+      # traps any exceptions raised by AdWords API
+      rescue AdwordsApi::Errors::ApiException => e
+        # return PolicyViolations so they can be sent again
+        e.errors.each do |error|
+          if (error[:api_error_type] == 'PolicyViolationError') && error[:is_exemptable]
+            self.errors.add(error[:api_error_type], error[:key])
+          else
+            # otherwise, just report the errors
+            self.errors.add( "[#{self.xsi_type.underscore}]", "#{error[:error_string]} @ #{error[:field_path]}")
+          end
+        end
+      end
+
+      response
+    end
+
+    # if nothing else than single number or string at the input, assume it's an
+    # id and we want to find campaign by id
+    #
+    def self.find(params = {})
+      params.symbolize_keys!
+
+      predicates = [ :AdGroupId ].map do |param_name|
+        if params[param_name]
+          {:field => param_name.to_s.camelcase, :operator => 'IN', :values => params[param_name] }
+        end
+      end.compact
+
+      # TODO display the rest of the data
+      # TODO get NetworkSetting - setting as in fields doesn't work
+      selector = {
+        :fields => ['AdGroupId', 'CriterionId', 'InsertionText', 'ParamIndex'],
+        :ordering => [{:field => 'AdGroupId', :sort_order => 'ASCENDING'}],
+        :predicates => predicates
+      }
+
+      response = AdParam.new.service.get(selector)
+
+      response = (response and response[:entries]) ? response[:entries] : []
+
+      response.map! do |ad_params_data|
+        AdParams.new(ad_params_data)
+      end
+
+      response
+    end
+  end
+end