/** Deletes the old feed items for which extension settings have been created. */
private static void deleteOldFeedItems(
AdWordsServices adWordsServices, AdWordsSession session, Set<Long> feedItemIds, Feed feed)
throws Exception {
// Get the FeedItemService.
FeedItemServiceInterface feedItemService =
adWordsServices.get(session, FeedItemServiceInterface.class);
if (feedItemIds.isEmpty()) {
return;
}
List<FeedItemOperation> operations = Lists.newArrayList();
for (Long feedItemId : feedItemIds) {
FeedItemOperation operation = new FeedItemOperation();
FeedItem feedItem = new FeedItem();
feedItem.setFeedId(feed.getId());
feedItem.setFeedItemId(feedItemId);
operation.setOperand(feedItem);
operation.setOperator(Operator.REMOVE);
operations.add(operation);
}
feedItemService.mutate(operations.toArray(new FeedItemOperation[operations.size()]));
}
/**
* Gets the site links from a feed.
*
* @return a map of feed item ID to SiteLinkFromFeed
*/
private static Map<Long, SiteLinkFromFeed> getSiteLinksFromFeed(
AdWordsServices adWordsServices, AdWordsSession session, Feed feed) throws Exception {
// Retrieve the feed's attribute mapping.
Multimap<Long, Integer> feedMappings =
getFeedMapping(adWordsServices, session, feed, PLACEHOLDER_SITELINKS);
Map<Long, SiteLinkFromFeed> feedItems = Maps.newHashMap();
for (FeedItem feedItem : getFeedItems(adWordsServices, session, feed)) {
SiteLinkFromFeed siteLinkFromFeed = new SiteLinkFromFeed();
for (FeedItemAttributeValue attributeValue : feedItem.getAttributeValues()) {
// Skip this attribute if it hasn't been mapped to a field.
if (!feedMappings.containsKey(attributeValue.getFeedAttributeId())) {
continue;
}
for (Integer fieldId : feedMappings.get(attributeValue.getFeedAttributeId())) {
switch (fieldId) {
case PLACEHOLDER_FIELD_SITELINK_LINK_TEXT:
siteLinkFromFeed.text = attributeValue.getStringValue();
break;
case PLACEHOLDER_FIELD_SITELINK_URL:
siteLinkFromFeed.url = attributeValue.getStringValue();
break;
case PLACEHOLDER_FIELD_FINAL_URLS:
siteLinkFromFeed.finalUrls = attributeValue.getStringValues();
break;
case PLACEHOLDER_FIELD_FINAL_MOBILE_URLS:
siteLinkFromFeed.finalMobileUrls = attributeValue.getStringValues();
break;
case PLACEHOLDER_FIELD_TRACKING_URL_TEMPLATE:
siteLinkFromFeed.trackingUrlTemplate = attributeValue.getStringValue();
break;
case PLACEHOLDER_FIELD_LINE_2_TEXT:
siteLinkFromFeed.line2 = attributeValue.getStringValue();
break;
case PLACEHOLDER_FIELD_LINE_3_TEXT:
siteLinkFromFeed.line3 = attributeValue.getStringValue();
break;
default:
// Ignore attributes that do not map to a predefined placeholder field.
break;
}
}
}
siteLinkFromFeed.scheduling = feedItem.getScheduling();
feedItems.put(feedItem.getFeedItemId(), siteLinkFromFeed);
}
return feedItems;
}