/// <summary>
/// Gets the legacy sitelinks for campaign.
/// </summary>
/// <param name="campaignExtensionService">The campaign extension service.</param>
/// <param name="campaignId">The campaign id.</param>
/// <returns>The CampaignAdExtension that contains the legacy sitelinks, or
/// null if there are no legacy sitelinks in this campaign.</returns>
private static CampaignAdExtension getLegacySitelinksForCampaign(
CampaignAdExtensionService campaignExtensionService, long campaignId)
{
// Create the selector.
Selector selector = new Selector();
selector.fields = new string[] {"CampaignId", "AdExtensionId", "Status", "DisplayText",
"DestinationUrl"};
// Filter the results for specified campaign id.
Predicate campaignPredicate = new Predicate();
campaignPredicate.@operator = PredicateOperator.EQUALS;
campaignPredicate.field = "CampaignId";
campaignPredicate.values = new string[] {campaignId.ToString()};
// Filter the results for active campaign ad extensions. You may add
// additional filtering conditions here as required.
Predicate statusPredicate = new Predicate();
statusPredicate.@operator = PredicateOperator.EQUALS;
statusPredicate.field = "Status";
statusPredicate.values = new string[] {CampaignAdExtensionStatus.ACTIVE.ToString()};
// Filter for sitelinks ad extension type.
Predicate typePredicate = new Predicate();
typePredicate.@operator = PredicateOperator.EQUALS;
typePredicate.field = "AdExtensionType";
typePredicate.values = new string[] {"SITELINKS_EXTENSION"};
selector.predicates = new Predicate[] {campaignPredicate, statusPredicate, typePredicate};
CampaignAdExtensionPage page = campaignExtensionService.get(selector);
if (page.entries != null && page.entries.Length > 0) {
return page.entries[0];
} else {
return null;
}
}
/// <summary>
/// Delete legacy sitelinks from a campaign.
/// </summary>
/// <param name="campaignExtensionService">The campaign extension service.
/// </param>
/// <param name="extensionToDelete">The CampaignAdExtension that holds
/// legacy sitelinks.</param>
private static void deleteLegacySitelinks(CampaignAdExtensionService campaignExtensionService,
CampaignAdExtension extensionToDelete)
{
CampaignAdExtensionOperation operation = new CampaignAdExtensionOperation();
operation.@operator = Operator.REMOVE;
operation.operand = extensionToDelete;
campaignExtensionService.mutate(new CampaignAdExtensionOperation[] {operation});
}
