/**
* Gets Tag objects from cache or DB
* @param CacheHandlerInterface $cacheHandler
* @param TagRepositoryInterface $tagRepo
* @return array
*/
public function getTagsForUser(CacheHandlerInterface $cacheHandler, TagRepositoryInterface $tagRepo)
{
// Check to see if there is a cache item
$tags = $cacheHandler->get(CacheHandlerInterface::TAGS);
// No tags found in cache, check DB, cache them, and return them
if (!$tags) {
$tags = $tagRepo->all(Auth::user());
$tagNames = [];
foreach ($tags as $tag) {
$tagNames[] = $tag->name;
}
$cacheHandler->set(CacheHandlerInterface::TAGS, $tagNames);
return $tagNames;
}
return $tags;
}
/**
* Get items for display
*
* @param Request $request
* @param CacheHandlerInterface $cacheHandler
* @param ItemRepositoryInterface $itemRepo
* @return \Illuminate\Contracts\View\Factory|\Illuminate\View\View
*/
public function getAll(Request $request, CacheHandlerInterface $cacheHandler, ItemRepositoryInterface $itemRepo)
{
$pageRequested = $request->input('page');
$isMainPage = (is_null($pageRequested) or $pageRequested === 1);
if ($isMainPage) {
// Load from cache if available
$items = $cacheHandler->get(CacheHandlerInterface::MAINPAGE);
} else {
$items = $itemRepo->getItemsPaginated(20, Auth::user());
}
// Main page data not available in cache
if (!$items) {
// Get paginated items for user
$items = $itemRepo->getItemsPaginated(20, Auth::user());
// Save in cache for next request
$cacheHandler->set(CacheHandlerInterface::MAINPAGE, $items);
}
$title = "List";
return view('all', ['items' => $items, 'title' => $title]);
}
/**
* Execute the console command.
*
* @param ImageHandlerInterface $imageHandler
* @param CacheHandlerInterface $cacheHandler
* @param SearchHandlerInterface $searchHandler
* @return mixed
*/
public function handle(ImageHandlerInterface $imageHandler, CacheHandlerInterface $cacheHandler, SearchHandlerInterface $searchHandler)
{
// Find all links with photos URLs that need thumbnails
$links = Link::with('item', 'item.user')->whereNull('photo')->take(100)->get();
/* @var $link \App\Models\Link */
foreach ($links as $link) {
// Try to generate a thumbnail for the desired photo
try {
$generatedFilename = $imageHandler->generateThumbnail($link->photo_url);
if ($generatedFilename) {
$link->photo = $generatedFilename;
$link->save();
// Update Search
$searchHandler->update($link);
// Update cache for user
$cacheHandler->del(CacheHandlerInterface::MAINPAGE, $link->item->user->id);
}
} catch (\Exception $e) {
error_log($e);
}
}
}
/**
* Update an item
*
* @param $inputs
* @return bool
*/
public function update($inputs)
{
/* @var $item Item */
$item = $this->itemsRepo->get($inputs['itemId']);
$item->value = $inputs['value'];
$item->description = $inputs['description'];
$subclass = get_class($item->itemable);
if ($subclass == 'App\\Models\\Link') {
$item->itemable->title = $inputs['value'];
}
// Tags
$this->tagsRepo->updateForItem($item, $inputs, Auth::user());
// Cache
$this->cacheHandler->del(CacheHandlerInterface::MAINPAGE);
$this->cacheHandler->del(CacheHandlerInterface::TAGS);
// Save
$item->save();
// Update Search
$this->searchHandler->update($item->itemable);
return $item;
}
/**
* Generate the cache item for a specific Tag with the given Links
*
* @param $tag
* @param CacheHandlerInterface $cacheHandler
* @param SearchHandlerInterface $searchHandler
* @internal param $links
*/
private function generate($tag, CacheHandlerInterface $cacheHandler, SearchHandlerInterface $searchHandler)
{
// Find items for the requested Tag
$filters['must'] = ['tags' => $tag->name];
$filters['should'] = ['discovery_setting' => 'attributed'];
$filters['should'] = ['discovery_setting' => 'anonymous'];
$links = $searchHandler->filteredSearch($filters, null, 'created_at', 'desc', 10);
$cacheHandler->set(CacheHandlerInterface::DISCOVER_TAG, $links, $tag->name);
}
