function asAtom($app_root, $authorized_links = false)
{
$this->user || $this->getUser();
$feed = new Dase_Atom_Feed();
$feed->setTitle($this->name);
if ($this->description) {
$feed->setSubtitle($this->description);
}
$feed->setId($app_root . '/tag/' . $this->user->eid . '/' . $this->ascii_id);
$feed->setUpdated($this->updated);
$feed->addAuthor($this->user->eid);
$feed->setFeedType('tag');
$feed->addLink($app_root . '/tag/' . $this->user->eid . '/' . $this->ascii_id . '.atom', 'self');
$feed->addLink($app_root . '/tag/' . $this->user->eid . '/' . $this->ascii_id, 'alternate');
$feed->addLink($app_root . '/tag/' . $this->user->eid . '/' . $this->ascii_id . '/list', 'alternate', 'text/html', '', 'list');
$feed->addLink($app_root . '/tag/' . $this->user->eid . '/' . $this->ascii_id . '/grid', 'alternate', 'text/html', '', 'grid');
$feed->addLink($app_root . '/tag/' . $this->user->eid . '/' . $this->ascii_id . '.json', 'alternate', 'application/json', '', 'slideshow');
$feed->addCategory($this->type, "http://daseproject.org/category/tag_type", $this->type);
if ($this->is_public) {
$pub = "public";
} else {
$pub = "private";
}
$feed->addCategory($pub, "http://daseproject.org/category/visibility");
$feed->addCategory($this->background, "http://daseproject.org/category/background");
/* TO DO categories: admin_coll_id, updated, created, master_item, etc */
$setnum = 0;
$collections_array = array();
foreach ($this->getTagItems() as $tag_item) {
$tag_item->persist(true);
$item_unique = $tag_item->p_collection_ascii_id . '/' . $tag_item->p_serial_number;
//lets us determine if tag includes items in only one collection
$collections_array[$tag_item->p_collection_ascii_id] = 1;
if ($authorized_links) {
//fresh, not from cache
$item = $tag_item->getItem();
$entry = $feed->addEntry();
$entry = $item->injectAtomEntryData($entry, $app_root, true);
} else {
$entry = $feed->addItemEntryByItemUnique($this->db, $item_unique, $app_root);
}
if ($entry) {
$setnum++;
$entry->addCategory($setnum, 'http://daseproject.org/category/position');
$entry->addCategory($tag_item->id, 'http://daseproject.org/category/tag_item_id');
$entry->addLink($app_root . '/tag/' . $this->user->eid . '/' . $this->ascii_id . '/' . $tag_item->id, "http://daseproject.org/relation/search-item");
$entry->addLink($app_root . '/tag/' . $this->user->eid . '/' . $this->ascii_id . '/' . $tag_item->id . '/annotation', "http://daseproject.org/relation/edit-annotation");
if ($tag_item->annotation) {
$entry->setSummary($tag_item->annotation);
}
} else {
//remove tag_item
$log_text = "SMOKING GUN Ann Johns mystery: tried removing {$item_unique} from set {$this->eid}/{$this->ascii_id}";
Dase_Log::info(LOG_FILE, $log_text);
//$tag_item->delete();;
//$this->resortTagItems();
//$this->updateItemCount();
}
}
if (1 == count($collections_array)) {
$coll = array_pop(array_keys($collections_array));
$feed->addCategory($coll, "http://daseproject.org/category/collection");
}
return $feed->asXml();
}
function getBaseAtomFeed($app_root)
{
$feed = new Dase_Atom_Feed();
$feed->setTitle($this->collection_name);
if ($this->description) {
$feed->setSubtitle($this->description);
}
$feed->setUpdated($this->updated);
$feed->addCategory($app_root, "http://daseproject.org/category/base_url");
$feed->addCategory($this->item_count, "http://daseproject.org/category/item_count");
//todo: is this too expensive??
$feed->setId($this->getUrl($app_root));
$feed->addAuthor();
$feed->addLink($this->getUrl($app_root), 'alternate');
$feed->addLink($this->getUrl($app_root) . '/service', 'service', 'application/atomsvc+xml', null, 'AtomPub Service Document');
return $feed;
}
function asAtom($app_root)
{
$item = $this->getItem();
$tag = $this->getTag();
$feed = new Dase_Atom_Feed();
if (is_numeric($item->updated)) {
$updated = date(DATE_ATOM, $item->updated);
} else {
$updated = $item->updated;
}
$feed->setUpdated($updated);
$feed->setTitle($item->getTitle());
$feed->setId($app_root . '/tag/item/' . $tag->id . '/' . $this->id);
$feed->setGenerator('DASe', 'http://daseproject.org', '1.0');
$feed->addAuthor($tag->eid);
//$feed->addCategory($tag->type,"http://daseproject.org/category/tag_type",$tag->type);
$feed->addCategory('set', "http://daseproject.org/category/tag_type");
//$feed->addLink($tag->getUrl($app_root),"http://daseproject.org/relation/feed-link");
$feed->addLink($tag->getUrl($app_root), "up");
$tag_item_id_array = $tag->getTagItemIds();
$position = array_search($this->id, $tag_item_id_array) + 1;
$feed->addCategory($position, "http://daseproject.org/category/position");
if (1 == $position) {
$prev_id = array_pop($tag_item_id_array);
array_push($tag_item_id_array, $prev_id);
//because array_pop shortened array
} else {
$prev_id = $tag_item_id_array[$position - 2];
}
if (isset($tag_item_id_array[$position])) {
$next_id = $tag_item_id_array[$position];
} else {
$next_id = $tag_item_id_array[0];
}
//overloading opensearch elements here
$feed->setOpensearchTotalResults($tag->item_count);
$feed->setOpensearchQuery($tag->name);
//$feed->addLink($tag->getLink().'/'.$prev_id,"previous");
//$feed->addLink($tag->getLink().'/'.$next_id,"next");
$feed->addLink($app_root . '/tag/item/' . $tag->id . '/' . $this->id . '.atom', "self");
$feed->addLink($app_root . '/tag/item/' . $tag->id . '/' . $prev_id, "previous");
$feed->addLink($app_root . '/tag/item/' . $tag->id . '/' . $next_id, "next");
$feed->setFeedType('tagitem');
//tag name goes in subtitle, so doesn't need to be in category
$feed->setSubtitle($tag->name . ' ' . $position . ' of ' . count($tag_item_id_array));
//regenerated!!! (should cache)
$entry = $item->injectAtomEntryData($feed->addEntry(), $app_root);
//very strange to use summary for annotation (?)
$entry->setSummary($this->annotation);
return $feed->asXml();
}
