blue-twilight/app/Http/Controllers/Gallery/DefaultController.php

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<?php
namespace App\Http\Controllers\Gallery;
use App\Album;
use App\Facade\Theme;
use App\Facade\UserConfig;
use App\Helpers\DbHelper;
use App\Http\Controllers\Controller;
use App\Label;
use App\Photo;
use App\VisitorHit;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Auth;
use Illuminate\Support\Facades\DB;
class DefaultController extends Controller
{
public function index(Request $request)
{
$albums = DbHelper::getAlbumsForCurrentUser(0);
$resetStatus = $request->session()->get('status');
// Record the visit to the index (no album or photo to record a hit against though)
if (UserConfig::get('enable_visitor_hits'))
{
DB::transaction(function () use ($request)
{
VisitorHit::fromRequest($request);
});
}
return Theme::render('gallery.index', [
'albums' => $albums,
'info' => $request->session()->get('info'),
'success' => $resetStatus
]);
}
public function sitemapXml()
{
$xml = new \DOMDocument('1.0', 'UTF-8');
$xml->preserveWhiteSpace = true;
$xml->formatOutput = true;
$root = $xml->createElementNS('http://www.sitemaps.org/schemas/sitemap/0.9', 'urlset');
$root->appendChild($xml->createAttribute('xmlns:image'))
->appendChild($xml->createTextNode('http://www.google.com/schemas/sitemap-image/1.1'));
$xml->appendChild($root);
// Root URL (get last modified photo to create the lastmod date for this URL)
$lastModifiedPhoto = Photo::orderBy('updated_at', 'desc')->first();
$this->createSitemapNode($xml, $root, route('home'), (is_null($lastModifiedPhoto) ? '' : $lastModifiedPhoto->updated_at), '1.0');
// Albums the current user is allowed to access
$albumIDs = DbHelper::getAlbumIDsForCurrentUser();
// Add each label
$labels = Label::orderBy('name');
$labels->chunk(100, function($labelsChunk) use ($xml, $root)
{
/** @var Label $label */
foreach ($labelsChunk as $label)
{
$lastModifiedPhoto = $label->photos()->orderBy('updated_at', 'desc')->first();
$this->createSitemapNode($xml, $root, $label->url(), (is_null($lastModifiedPhoto) ? $label->updated_at : $lastModifiedPhoto->updated_at), '0.9');
}
});
// Add each album URL
$albums = Album::whereIn('id', $albumIDs)->orderBy('name');
$albums->chunk(100, function($albumsChunk) use ($xml, $root)
{
/** @var Album $album */
foreach ($albumsChunk as $album)
{
$lastModifiedPhoto = Photo::where('album_id', $album->id)->orderBy('updated_at', 'desc')->first();
$this->createSitemapNode($xml, $root, $album->url(), (is_null($lastModifiedPhoto) ? $album->updated_at : $lastModifiedPhoto->updated_at), '0.8');
}
});
// Add each photo URL
$photos = Photo::whereIn('album_id', $albumIDs)->orderBy('name');
$photos->chunk(100, function($tempPhotos) use ($xml, $root)
{
/** @var Photo $photo */
foreach ($tempPhotos as $photo)
{
$photoMeta = [$photo->name];
if (strlen($photo->description) > 0)
{
$photoMeta[] = $photo->description;
}
$this->createSitemapNode(
$xml,
$root,
$photo->url(),
$photo->updated_at,
'0.7',
$photo->thumbnailUrl('fullsize', false),
join(' - ', $photoMeta)
);
}
});
return response($xml->saveXML(), 200, ['Content-Type' => 'text/xml']);
}
private function createSitemapNode(
\DOMDocument $document,
\DOMElement $parentElement,
$url,
$lastModifiedDate = '',
$priority = '',
$imageUrl = '',
$imageCaption = ''
)
{
$urlElement = $document->createElement('url');
$urlLocElement = $document->createElement('loc', htmlentities($url));
$urlElement->appendChild($urlLocElement);
$changeFreqElement = $document->createElement('changefreq', 'weekly');
$urlElement->appendChild($changeFreqElement);
if (strlen($lastModifiedDate) > 0)
{
$lastModElement = $document->createElement('lastmod', date('Y-m-d\TH:i:s+00:00', strtotime($lastModifiedDate)));
$urlElement->appendChild($lastModElement);
}
if (strlen($priority) > 0)
{
$priorityElement = $document->createElement('priority', $priority);
$urlElement->appendChild($priorityElement);
}
if (strlen($imageUrl) > 0)
{
$imageElement = $document->createElement('image:image');
$imageLocElement = $document->createElement('image:loc', htmlentities($imageUrl));
$imageElement->appendChild($imageLocElement);
$imageCaptionElement = $document->createElement('image:caption', htmlentities($imageCaption));
$imageElement->appendChild($imageCaptionElement);
$urlElement->appendChild($imageElement);
}
$parentElement->appendChild($urlElement);
return $urlElement;
}
}