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<?php
/**
* UserFrosting (http://www.userfrosting.com)
*
* @link https://github.com/userfrosting/UserFrosting
* @license https://github.com/userfrosting/UserFrosting/blob/master/licenses/UserFrosting.md (MIT License)
*/
namespace UserFrosting\Sprinkle\Admin\Controller;
use function GuzzleHttp\Psr7\str;
use UserFrosting\Fortress\RequestDataTransformer;
use UserFrosting\Fortress\RequestSchema;
use UserFrosting\Fortress\ServerSideValidator;
use UserFrosting\Sprinkle\Core\Controller\SimpleController;
use UserFrosting\Support\Exception\ForbiddenException;
use UserFrosting\Support\Exception\BadRequestException;
use UserFrosting\Support\Exception\NotFoundException;
use Slim\Http\Request;
use Slim\Http\Response;
use Slim\Http\UploadedFile;
use Illuminate\Database\Capsule\Manager as DB;
/**
* Controller class for user-related requests, including listing users, CRUD for users, etc.
*
* @author Alex Weissman (https://alexanderweissman.com)
*/
class PostController extends SimpleController
{
/**
* Gets the feed of the requested user (for non-administrators only own feed allowed)
*
* @param Request $request
* @param Response $response
* @param $args
* @throws BadRequestException
* @throws NotFoundException
*/
public function getFeed(Request $request, Response $response, $args) {
$user = $this->getUserFromParams($args);
// If the user doesn't exist, return 404
if (!$user) {
throw new NotFoundException();
}
// Get friends first // TODO: Make friend select query more efficient
$UsersFriends = DB::select("SELECT id FROM (SELECT user_id AS id FROM user_follow WHERE followed_by_id = $user->id UNION ALL SELECT followed_by_id FROM user_follow WHERE user_id = $user->id) t GROUP BY id HAVING COUNT(id) > 1");
/** @var UserFrosting\Sprinkle\Core\Util\ClassMapper $classMapper */
$classMapper = $this->ci->classMapper;
$ImagesFromFriends = "";
$config = $this->ci->config;
foreach ($UsersFriends as $UsersFriendId) { // NOT THAT EFFICIENT... (get images from all friends in an array)
$UsersFriendInformation = $classMapper->createInstance('user')// raw select doesnt work with instance
->where('id', $UsersFriendId->id)
->get();
$ImagesFromFriends = DB::table('image_posts')
->where('UserID', '=', $UsersFriendInformation[0]->id) // IMAGES FROM FRIENDS
->orWhere('UserId', '=', $user->id) // IMAGES FROM THE USER HIMSELF
->select('PostID as image_id', 'UserID as user_id')
->get();
foreach ($ImagesFromFriends as $ImageFromFriend) {
$ImageFromFriend->image_url = $config["site.uri.public"] . "/image/" . $ImageFromFriend->image_id;
if ($ImageFromFriend->user_id == $user->id) { // UPLOADED FROM HIMSELF
$ImageFromFriend->full_name = $user->full_name; // ADD USERNAME TO IMAGE ID
$ImageFromFriend->avatar = $user->avatar;
} else { // UPLOADED FROM ANOTHER USER
$ImageFromFriend->full_name = $UsersFriendInformation[0]->full_name; // ADD USERNAME TO IMAGE ID
$ImageFromFriend->avatar = $UsersFriendInformation[0]->avatar;
}
}
}
return $response->withJson($ImagesFromFriends, 200, JSON_PRETTY_PRINT);
}
/**
* Shows the requested image
*
* @param Request $request
* @param Response $response
* @param $args
* @return Response
* @throws ForbiddenException
* @throws NotFoundException
*/
public function showImage(Request $request, Response $response, $args) {
// check if user is authorized
$authorizer = $this->ci->authorizer;
$currentUser = $this->ci->currentUser;
if (!$authorizer->checkAccess($currentUser, 'view_image')) {
throw new ForbiddenException();
}
$postID = $args['post_id'];
// get filename from database
$FileRequestedImage = DB::table('image_posts')
->where('PostID', '=', $postID)
->value('File');
if ($FileRequestedImage) {
$FileType = pathinfo($FileRequestedImage, PATHINFO_EXTENSION);
// echo image
$response->write(file_get_contents(__DIR__ . '/../../../../../uploads/' . $FileRequestedImage));
return $response->withHeader('Content-type', 'image/' . $FileType);
} else {
throw new NotFoundException();
}
}
/**
* posts a image
*
* @param Request $request
* @param Response $response
* @return Response
* @throws ForbiddenException
*/
public function postImage(Request $request, Response $response) {
// check if user is authorized
$authorizer = $this->ci->authorizer;
$currentUser = $this->ci->currentUser;
if (!$authorizer->checkAccess($currentUser, 'post_image')) {
throw new ForbiddenException();
}
$uploadedFiles = $request->getUploadedFiles();
$uploadedFile = $uploadedFiles['image'];
if (!strpos($uploadedFile->getClientMediaType(), "mage")) {
return $response->withStatus(415);
} else if ($uploadedFile->getError() === 1) {
return $response->withStatus(406);
} else if ($uploadedFile->getSize() > 10485760) {
return $response->withStatus(413);
} else { // Upload is accepted
// Move file to upload directory
$extension = pathinfo($uploadedFile->getClientFilename(), PATHINFO_EXTENSION);
$basename = bin2hex(random_bytes(8));
$filename = sprintf('%s.%0.8s', $basename, $extension);
$uploadedFile->moveTo(__DIR__ . '/../../../../../uploads' . DIRECTORY_SEPARATOR . $filename);
// Store in Database
DB::table('image_posts')
->insert(['UserID' => $currentUser->id, 'File' => $filename]);
return $response->write('Uploaded successfully! <br/>');
}
}
/**
* @param $params
* @return mixed
* @throws BadRequestException
*/
protected function getUserFromParams($params) {
// Load the request schema
$schema = new RequestSchema('schema://requests/user/get-by-username.yaml');
// Whitelist and set parameter defaults
$transformer = new RequestDataTransformer($schema);
$data = $transformer->transform($params);
// Validate, and throw exception on validation errors.
$validator = new ServerSideValidator($schema, $this->ci->translator);
if (!$validator->validate($data)) {
$e = new BadRequestException();
foreach ($validator->errors() as $idx => $field) {
foreach ($field as $eidx => $error) {
$e->addUserMessage($error);
}
}
throw $e;
}
/** @var UserFrosting\Sprinkle\Core\Util\ClassMapper $classMapper */
$classMapper = $this->ci->classMapper;
// Get the user to delete
$user = $classMapper->staticMethod('user', 'where', 'user_name', $data['user_name'])
->first();
return $user;
}
}
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