Split FileService to NetworkingService and FileDao

TODO

@@ -59,7 +59,6 @@ everything related to tags:
             - target tags (allow multiple)
 
 refactors:
-    - split FileService into FileService and FileDao
     - add enum validation in IValidatables (needs refactors of enums and
       possible disposal of EnumHelper in favor of something more subtle)
     - change content spinner to nprogress:

src/Controllers/CommentController.php

@@ -15,7 +15,7 @@ use Szurubooru\Services\CommentService;
 use Szurubooru\Services\PostService;
 use Szurubooru\Services\PrivilegeService;
 
-class CommentController extends AbstractController
+final class CommentController extends AbstractController
 {
 	private $privilegeService;
 	private $authService;

src/Controllers/FavoritesController.php

@@ -7,7 +7,7 @@ use Szurubooru\Services\FavoritesService;
 use Szurubooru\Services\PostService;
 use Szurubooru\Services\PrivilegeService;
 
-class FavoritesController extends AbstractController
+final class FavoritesController extends AbstractController
 {
 	private $privilegeService;
 	private $authService;

src/Controllers/PostContentController.php

@@ -1,27 +1,27 @@
 <?php
 namespace Szurubooru\Controllers;
-use Szurubooru\Helpers\HttpHelper;
+use Szurubooru\Dao\PublicFileDao;
 use Szurubooru\Router;
-use Szurubooru\Services\FileService;
+use Szurubooru\Services\NetworkingService;
 use Szurubooru\Services\PostService;
 use Szurubooru\Services\ThumbnailService;
 
 final class PostContentController extends AbstractController
 {
+	private $fileDao;
 	private $postService;
-	private $fileService;
-	private $httpHelper;
+	private $networkingService;
 	private $thumbnailService;
 
 	public function __construct(
+		PublicFileDao $fileDao,
 		PostService $postService,
-		FileService $fileService,
-		HttpHelper $httpHelper,
+		NetworkingService $networkingService,
 		ThumbnailService $thumbnailService)
 	{
+		$this->fileDao = $fileDao;
 		$this->postService = $postService;
-		$this->fileService = $fileService;
-		$this->httpHelper = $httpHelper;
+		$this->networkingService = $networkingService;
 		$this->thumbnailService = $thumbnailService;
 	}
 
@@ -34,7 +34,7 @@ final class PostContentController extends AbstractController
 	public function getPostContent($postName)
 	{
 		$post = $this->postService->getByName($postName);
-		$this->fileService->serve($post->getContentPath());
+		$this->networkingService->serve($this->fileDao->getFullPath($post->getContentPath()));
 	}
 
 	public function getPostThumbnail($postName, $size)
@@ -42,11 +42,11 @@ final class PostContentController extends AbstractController
 		$post = $this->postService->getByName($postName);
 
 		$sourceName = $post->getThumbnailSourceContentPath();
-		if (!$this->fileService->exists($sourceName))
+		if (!$this->fileDao->exists($sourceName))
 			$sourceName = $post->getContentPath();
 
 		$this->thumbnailService->generateIfNeeded($sourceName, $size, $size);
 		$thumbnailName = $this->thumbnailService->getThumbnailName($sourceName, $size, $size);
-		$this->fileService->serve($thumbnailName);
+		$this->networkingService->serve($this->fileDao->getFullPath($thumbnailName));
 	}
 }

src/Controllers/UserAvatarController.php

@@ -1,27 +1,31 @@
 <?php
 namespace Szurubooru\Controllers;
+use Szurubooru\Dao\PublicFileDao;
 use Szurubooru\Entities\User;
 use Szurubooru\Helpers\HttpHelper;
 use Szurubooru\Router;
-use Szurubooru\Services\FileService;
+use Szurubooru\Services\NetworkingService;
 use Szurubooru\Services\ThumbnailService;
 use Szurubooru\Services\UserService;
 
 final class UserAvatarController extends AbstractController
 {
+	private $fileDao;
 	private $userService;
-	private $fileService;
+	private $networkingService;
 	private $httpHelper;
 	private $thumbnailService;
 
 	public function __construct(
+		PublicFileDao $fileDao,
 		UserService $userService,
-		FileService $fileService,
+		NetworkingService $networkingService,
 		HttpHelper $httpHelper,
 		ThumbnailService $thumbnailService)
 	{
+		$this->fileDao = $fileDao;
 		$this->userService = $userService;
-		$this->fileService = $fileService;
+		$this->networkingService = $networkingService;
 		$this->httpHelper = $httpHelper;
 		$this->thumbnailService = $thumbnailService;
 	}
@@ -73,12 +77,12 @@ final class UserAvatarController extends AbstractController
 	{
 		$this->thumbnailService->generateIfNeeded($sourceName, $size, $size);
 		$thumbnailName = $this->thumbnailService->getThumbnailName($sourceName, $size, $size);
-		$this->fileService->serve($thumbnailName);
+		$this->networkingService->serve($this->fileDao->getFullPath($thumbnailName));
 	}
 
 	private function serveBlankFile($size)
 	{
-		$this->serveFromFile($this->getBlankAvatarSourceContentPath(), $size);
+		$this->serveFromFile($this->fileDao->getFullPath($this->getBlankAvatarSourceContentPath()), $size);
 	}
 
 	private function getBlankAvatarSourceContentPath()

src/Dao/AbstractDao.php

@@ -10,7 +10,7 @@ use Szurubooru\SearchServices\Requirements\RequirementRangedValue;
 use Szurubooru\SearchServices\Requirements\RequirementSingleValue;
 use Szurubooru\SearchServices\Result;
 
-abstract class AbstractDao implements ICrudDao
+abstract class AbstractDao implements ICrudDao, IBatchDao
 {
 	protected $pdo;
 	protected $fpdo;

src/Dao/FileDao.php

@@ -0,0 +1,53 @@
+<?php
+namespace Szurubooru\Dao;
+use Szurubooru\Dao\IFileDao;
+
+class FileDao implements IFileDao
+{
+	private $directory;
+
+	public function __construct($directory)
+	{
+		$this->directory = $directory;
+	}
+
+	public function load($fileName)
+	{
+		$fullPath = $this->getFullPath($fileName);
+		return file_exists($fullPath)
+			? file_get_contents($fullPath)
+			: null;
+	}
+
+	public function save($fileName, $data)
+	{
+		$fullPath = $this->getFullPath($fileName);
+		$this->createFolders($fileName);
+		file_put_contents($fullPath, $data);
+	}
+
+	public function delete($fileName)
+	{
+		$fullPath = $this->getFullPath($fileName);
+		if (file_exists($fullPath))
+			unlink($fullPath);
+	}
+
+	public function exists($fileName)
+	{
+		$fullPath = $this->getFullPath($fileName);
+		return file_exists($fullPath);
+	}
+
+	public function getFullPath($fileName)
+	{
+		return $this->directory . DIRECTORY_SEPARATOR . $fileName;
+	}
+
+	private function createFolders($fileName)
+	{
+		$fullPath = $this->getFullPath(dirname($fileName));
+		if (!file_exists($fullPath))
+			mkdir($fullPath, 0777, true);
+	}
+}

src/Dao/IBatchDao.php

@@ -0,0 +1,11 @@
+<?php
+namespace Szurubooru\Dao;
+
+interface IBatchDao
+{
+	public function findAll();
+
+	public function deleteAll();
+
+	public function batchSave(array $objects);
+}

src/Dao/ICrudDao.php

@@ -3,15 +3,9 @@ namespace Szurubooru\Dao;
 
 interface ICrudDao
 {
-	public function findAll();
-
 	public function findById($objectId);
 
 	public function save(&$object);
 
-	public function batchSave(array $object);
-
 	public function deleteById($objectId);
-
-	public function deleteAll();
 }

src/Dao/IFileDao.php

@@ -0,0 +1,13 @@
+<?php
+namespace Szurubooru\Dao;
+
+interface IFileDao
+{
+	public function load($fileName);
+
+	public function save($fileName, $contents);
+
+	public function delete($fileName);
+
+	public function exists($fileName);
+}

src/Dao/PostDao.php

@@ -1,6 +1,7 @@
 <?php
 namespace Szurubooru\Dao;
 use Szurubooru\Dao\EntityConverters\PostEntityConverter;
+use Szurubooru\Dao\PublicFileDao;
 use Szurubooru\Dao\TagDao;
 use Szurubooru\Dao\UserDao;
 use Szurubooru\DatabaseConnection;
@@ -8,21 +9,20 @@ use Szurubooru\Entities\Entity;
 use Szurubooru\Entities\Post;
 use Szurubooru\SearchServices\Filters\PostFilter;
 use Szurubooru\SearchServices\Requirements\Requirement;
-use Szurubooru\Services\FileService;
 use Szurubooru\Services\ThumbnailService;
 
 class PostDao extends AbstractDao implements ICrudDao
 {
 	private $tagDao;
 	private $userDao;
-	private $fileService;
+	private $fileDao;
 	private $thumbnailService;
 
 	public function __construct(
 		DatabaseConnection $databaseConnection,
 		TagDao $tagDao,
 		UserDao $userDao,
-		FileService $fileService,
+		PublicFileDao $fileDao,
 		ThumbnailService $thumbnailService)
 	{
 		parent::__construct(
@@ -32,7 +32,7 @@ class PostDao extends AbstractDao implements ICrudDao
 
 		$this->tagDao = $tagDao;
 		$this->userDao = $userDao;
-		$this->fileService = $fileService;
+		$this->fileDao = $fileDao;
 		$this->thumbnailService = $thumbnailService;
 	}
 
@@ -63,14 +63,14 @@ class PostDao extends AbstractDao implements ICrudDao
 			Post::LAZY_LOADER_CONTENT,
 			function (Post $post)
 			{
-				return $this->fileService->load($post->getContentPath());
+				return $this->fileDao->load($post->getContentPath());
 			});
 
 		$post->setLazyLoader(
 			Post::LAZY_LOADER_THUMBNAIL_SOURCE_CONTENT,
 			function (Post $post)
 			{
-				return $this->fileService->load($post->getThumbnailSourceContentPath());
+				return $this->fileDao->load($post->getThumbnailSourceContentPath());
 			});
 
 		$post->setLazyLoader(
@@ -194,9 +194,9 @@ class PostDao extends AbstractDao implements ICrudDao
 		$targetPath = $post->getContentPath();
 		$content = $post->getContent();
 		if ($content)
-			$this->fileService->save($targetPath, $content);
+			$this->fileDao->save($targetPath, $content);
 		else
-			$this->fileService->delete($targetPath, $content);
+			$this->fileDao->delete($targetPath, $content);
 		$this->thumbnailService->deleteUsedThumbnails($targetPath);
 	}
 
@@ -205,9 +205,9 @@ class PostDao extends AbstractDao implements ICrudDao
 		$targetPath = $post->getThumbnailSourceContentPath();
 		$content = $post->getThumbnailSourceContent();
 		if ($content)
-			$this->fileService->save($targetPath, $content);
+			$this->fileDao->save($targetPath, $content);
 		else
-			$this->fileService->delete($targetPath);
+			$this->fileDao->delete($targetPath);
 		$this->thumbnailService->deleteUsedThumbnails($targetPath);
 	}
 

src/Dao/PublicFileDao.php

@@ -0,0 +1,13 @@
+<?php
+namespace Szurubooru\Dao;
+use Szurubooru\Config;
+use Szurubooru\Dao\FileDao;
+use Szurubooru\Dao\IFileDao;
+
+class PublicFileDao extends FileDao implements IFileDao
+{
+	public function __construct(Config $config)
+	{
+		parent::__construct($config->getPublicDataDirectory());
+	}
+}

src/Dao/UserDao.php

@@ -1,10 +1,10 @@
 <?php
 namespace Szurubooru\Dao;
 use Szurubooru\Dao\EntityConverters\UserEntityConverter;
+use Szurubooru\Dao\PublicFileDao;
 use Szurubooru\DatabaseConnection;
 use Szurubooru\Entities\Entity;
 use Szurubooru\Entities\User;
-use Szurubooru\Services\FileService;
 use Szurubooru\Services\ThumbnailService;
 
 class UserDao extends AbstractDao implements ICrudDao
@@ -12,12 +12,12 @@ class UserDao extends AbstractDao implements ICrudDao
 	const ORDER_NAME = 'name';
 	const ORDER_REGISTRATION_TIME = 'registrationTime';
 
-	private $fileService;
+	private $fileDao;
 	private $thumbnailService;
 
 	public function __construct(
 		DatabaseConnection $databaseConnection,
-		FileService $fileService,
+		PublicFileDao $fileDao,
 		ThumbnailService $thumbnailService)
 	{
 		parent::__construct(
@@ -25,7 +25,7 @@ class UserDao extends AbstractDao implements ICrudDao
 			'users',
 			new UserEntityConverter());
 
-		$this->fileService = $fileService;
+		$this->fileDao = $fileDao;
 		$this->thumbnailService = $thumbnailService;
 	}
 
@@ -62,7 +62,7 @@ class UserDao extends AbstractDao implements ICrudDao
 			function(User $user)
 			{
 				$avatarSource = $user->getCustomAvatarSourceContentPath();
-				return $this->fileService->load($avatarSource);
+				return $this->fileDao->load($avatarSource);
 			});
 	}
 
@@ -71,16 +71,16 @@ class UserDao extends AbstractDao implements ICrudDao
 		$targetPath = $user->getCustomAvatarSourceContentPath();
 		$content = $user->getCustomAvatarSourceContent();
 		if ($content)
-			$this->fileService->save($targetPath, $content);
+			$this->fileDao->save($targetPath, $content);
 		else
-			$this->fileService->delete($targetPath);
+			$this->fileDao->delete($targetPath);
 		$this->thumbnailService->deleteUsedThumbnails($targetPath);
 	}
 
 	protected function afterDelete(Entity $user)
 	{
 		$avatarSource = $user->getCustomAvatarSourceContentPath();
-		$this->fileService->delete($avatarSource);
+		$this->fileDao->delete($avatarSource);
 		$this->thumbnailService->deleteUsedThumbnails($avatarSource);
 	}
 }

src/Services/NetworkingService.php

@@ -1,23 +1,18 @@
 <?php
 namespace Szurubooru\Services;
-use Szurubooru\Config;
 use Szurubooru\Helpers\HttpHelper;
 
-class FileService
+class NetworkingService
 {
-	private $dataDirectory;
 	private $httpHelper;
 
-	public function __construct(Config $config, HttpHelper $httpHelper)
+	public function __construct(HttpHelper $httpHelper)
 	{
-		$this->dataDirectory = $config->getPublicDataDirectory();
 		$this->httpHelper = $httpHelper;
 	}
 
-	public function serve($target, $options = [])
+	public function serve($fullPath, $options = [])
 	{
-		$fullPath = $this->getFullPath($target);
-
 		$daysToLive = isset($options->daysToLive)
 			? $options->daysToLive
 			: 7;
@@ -61,46 +56,6 @@ class FileService
 		exit;
 	}
 
-	public function createFolders($target)
-	{
-		$fullPath = $this->getFullPath(dirname($target));
-		if (!file_exists($fullPath))
-			mkdir($fullPath, 0777, true);
-	}
-
-	public function exists($target)
-	{
-		$fullPath = $this->getFullPath($target);
-		return $target and file_exists($fullPath);
-	}
-
-	public function delete($target)
-	{
-		$fullPath = $this->getFullPath($target);
-		if (file_exists($fullPath))
-			unlink($fullPath);
-	}
-
-	public function load($source)
-	{
-		if (!$this->exists($source))
-			return null;
-		$fullPath = $this->getFullPath($source);
-		return file_get_contents($fullPath);
-	}
-
-	public function save($destination, $data)
-	{
-		$this->createFolders($destination);
-		$finalDestination = $this->getFullPath($destination);
-		file_put_contents($finalDestination, $data);
-	}
-
-	public function getFullPath($destination)
-	{
-		return $this->dataDirectory . DIRECTORY_SEPARATOR . $destination;
-	}
-
 	public function download($url, $maxBytes = null)
 	{
 		set_time_limit(60);

src/Services/PostService.php

@@ -15,9 +15,9 @@ use Szurubooru\SearchServices\Filters\SnapshotFilter;
 use Szurubooru\SearchServices\Requirements\Requirement;
 use Szurubooru\SearchServices\Requirements\RequirementSingleValue;
 use Szurubooru\Services\AuthService;
-use Szurubooru\Services\FileService;
 use Szurubooru\Services\HistoryService;
 use Szurubooru\Services\ImageManipulation\ImageManipulator;
+use Szurubooru\Services\NetworkingService;
 use Szurubooru\Services\TagService;
 use Szurubooru\Services\TimeService;
 use Szurubooru\Validator;
@@ -31,7 +31,7 @@ class PostService
 	private $globalParamDao;
 	private $timeService;
 	private $authService;
-	private $fileService;
+	private $networkingService;
 	private $tagService;
 	private $historyService;
 	private $imageManipulator;
@@ -44,7 +44,7 @@ class PostService
 		GlobalParamDao $globalParamDao,
 		AuthService $authService,
 		TimeService $timeService,
-		FileService $fileService,
+		NetworkingService $networkingService,
 		TagService $tagService,
 		HistoryService $historyService,
 		ImageManipulator $imageManipulator)
@@ -56,7 +56,7 @@ class PostService
 		$this->globalParamDao = $globalParamDao;
 		$this->timeService = $timeService;
 		$this->authService = $authService;
-		$this->fileService = $fileService;
+		$this->networkingService = $networkingService;
 		$this->tagService = $tagService;
 		$this->historyService = $historyService;
 		$this->imageManipulator = $imageManipulator;
@@ -270,12 +270,12 @@ class PostService
 
 			$this->assertNoPostWithThisContentChecksum($post);
 			$youtubeThumbnailUrl = 'http://img.youtube.com/vi/' . $youtubeId . '/mqdefault.jpg';
-			$youtubeThumbnail = $this->fileService->download($youtubeThumbnailUrl);
+			$youtubeThumbnail = $this->networkingService->download($youtubeThumbnailUrl);
 			$post->setThumbnailSourceContent($youtubeThumbnail);
 		}
 		else
 		{
-			$contents = $this->fileService->download($url);
+			$contents = $this->networkingService->download($url);
 			$this->updatePostContentFromString($post, $contents);
 		}
 	}

src/Services/TagService.php

@@ -1,29 +1,29 @@
 <?php
 namespace Szurubooru\Services;
+use Szurubooru\Dao\PublicFileDao;
 use Szurubooru\Dao\TagDao;
 use Szurubooru\Dao\TransactionManager;
 use Szurubooru\Entities\Tag;
 use Szurubooru\SearchServices\Filters\TagFilter;
-use Szurubooru\Services\FileService;
 use Szurubooru\Services\TimeService;
 
 class TagService
 {
 	private $transactionManager;
 	private $tagDao;
-	private $fileService;
+	private $fileDao;
 	private $timeService;
 
 	public function __construct(
 		TransactionManager $transactionManager,
 		TagDao $tagDao,
-		TimeService $timeService,
-		FileService $fileService)
+		PublicFileDao $fileDao,
+		TimeService $timeService)
 	{
 		$this->transactionManager = $transactionManager;
 		$this->tagDao = $tagDao;
+		$this->fileDao = $fileDao;
 		$this->timeService = $timeService;
-		$this->fileService = $fileService;
 	}
 
 	public function getFiltered(TagFilter $filter)
@@ -43,7 +43,7 @@ class TagService
 			$tags[$tag->getName()] = $tag->getUsages();
 		}
 		$json = json_encode($tags);
-		$this->fileService->save('tags.json', $json);
+		$this->fileDao->save('tags.json', $json);
 	}
 
 	public function deleteUnusedTags()

src/Services/ThumbnailService.php

@@ -1,23 +1,23 @@
 <?php
 namespace Szurubooru\Services;
 use Szurubooru\Config;
-use Szurubooru\Services\FileService;
+use Szurubooru\Dao\PublicFileDao;
 use Szurubooru\Services\ThumbnailGenerators\IThumbnailGenerator;
 use Szurubooru\Services\ThumbnailGenerators\SmartThumbnailGenerator;
 
 class ThumbnailService
 {
 	private $config;
-	private $fileService;
+	private $fileDao;
 	private $thumbnailGenerator;
 
 	public function __construct(
 		Config $config,
-		FileService $fileService,
+		PublicFileDao $fileDao,
 		SmartThumbnailGenerator $thumbnailGenerator)
 	{
 		$this->config = $config;
-		$this->fileService = $fileService;
+		$this->fileDao = $fileDao;
 		$this->thumbnailGenerator = $thumbnailGenerator;
 	}
 
@@ -27,7 +27,7 @@ class ThumbnailService
 		{
 			list ($width, $height) = $size;
 			$target = $this->getThumbnailName($sourceName, $width, $height);
-			$this->fileService->delete($target);
+			$this->fileDao->delete($target);
 		}
 	}
 
@@ -35,7 +35,7 @@ class ThumbnailService
 	{
 		$thumbnailName = $this->getThumbnailName($sourceName, $width, $height);
 
-		if (!$this->fileService->exists($thumbnailName))
+		if (!$this->fileDao->exists($thumbnailName))
 			$this->generate($sourceName, $width, $height);
 	}
 
@@ -57,24 +57,24 @@ class ThumbnailService
 
 		$thumbnailName = $this->getThumbnailName($sourceName, $width, $height);
 
-		$source = $this->fileService->load($sourceName);
+		$source = $this->fileDao->load($sourceName);
 		$result = null;
 
 		if (!$source)
-			$source = $this->fileService->load($this->getBlankThumbnailName());
+			$source = $this->fileDao->load($this->getBlankThumbnailName());
 
 		if ($source)
 			$result = $this->thumbnailGenerator->generate($source, $width, $height, $cropStyle);
 
 		if (!$result)
-			$result = $this->fileService->load($this->getBlankThumbnailName());
+			$result = $this->fileDao->load($this->getBlankThumbnailName());
 
-		$this->fileService->save($thumbnailName, $result);
+		$this->fileDao->save($thumbnailName, $result);
 	}
 
 	public function getUsedThumbnailSizes()
 	{
-		foreach (glob($this->fileService->getFullPath('thumbnails') . DIRECTORY_SEPARATOR . '*x*') as $fn)
+		foreach (glob($this->fileDao->getFullPath('thumbnails') . DIRECTORY_SEPARATOR . '*x*') as $fn)
 		{
 			if (!is_dir($fn))
 				continue;

src/Services/UserService.php

@@ -10,7 +10,6 @@ use Szurubooru\FormData\UserEditFormData;
 use Szurubooru\Helpers\MimeHelper;
 use Szurubooru\SearchServices\Filters\UserFilter;
 use Szurubooru\Services\EmailService;
-use Szurubooru\Services\FileService;
 use Szurubooru\Services\PasswordService;
 use Szurubooru\Services\ThumbnailService;
 use Szurubooru\Services\TimeService;
@@ -25,7 +24,6 @@ class UserService
 	private $userDao;
 	private $passwordService;
 	private $emailService;
-	private $fileService;
 	private $thumbnailService;
 	private $timeService;
 	private $tokenService;
@@ -37,7 +35,6 @@ class UserService
 		UserDao $userDao,
 		PasswordService $passwordService,
 		EmailService $emailService,
-		FileService $fileService,
 		ThumbnailService $thumbnailService,
 		TimeService $timeService,
 		TokenService $tokenService)
@@ -48,7 +45,6 @@ class UserService
 		$this->userDao = $userDao;
 		$this->passwordService = $passwordService;
 		$this->emailService = $emailService;
-		$this->fileService = $fileService;
 		$this->thumbnailService = $thumbnailService;
 		$this->timeService = $timeService;
 		$this->tokenService = $tokenService;

src/Upgrades/Upgrade04.php

@@ -1,26 +1,26 @@
 <?php
 namespace Szurubooru\Upgrades;
 use Szurubooru\Dao\PostDao;
+use Szurubooru\Dao\PublicFileDao;
 use Szurubooru\DatabaseConnection;
 use Szurubooru\Entities\Post;
 use Szurubooru\Helpers\MimeHelper;
-use Szurubooru\Services\FileService;
 use Szurubooru\Services\PostService;
 
 class Upgrade04 implements IUpgrade
 {
 	private $postDao;
 	private $postService;
-	private $fileService;
+	private $fileDao;
 
 	public function __construct(
 		PostDao $postDao,
 		PostService $postService,
-		FileService $fileService)
+		PublicFileDao $fileDao)
 	{
 		$this->postDao = $postDao;
 		$this->postService = $postService;
-		$this->fileService = $fileService;
+		$this->fileDao = $fileDao;
 	}
 
 	public function run(DatabaseConnection $databaseConnection)
@@ -32,7 +32,7 @@ class Upgrade04 implements IUpgrade
 		{
 			if ($post->getContentType() !== Post::POST_TYPE_YOUTUBE)
 			{
-				$fullPath = $this->fileService->getFullPath($post->getContentPath());
+				$fullPath = $this->fileDao->getFullPath($post->getContentPath());
 				$mime = MimeHelper::getMimeTypeFromFile($fullPath);
 				$post->setContentMimeType($mime);
 				$this->postDao->save($post);

tests/AbstractDatabaseTestCase.php

@@ -1,11 +1,11 @@
 <?php
 namespace Szurubooru\Tests;
+use Szurubooru\Dao\PublicFileDao;
 use Szurubooru\DatabaseConnection;
 use Szurubooru\Entities\Post;
 use Szurubooru\Entities\User;
 use Szurubooru\Helpers\HttpHelper;
 use Szurubooru\Injector;
-use Szurubooru\Services\FileService;
 use Szurubooru\Services\UpgradeService;
 use Szurubooru\Tests\AbstractTestCase;
 use Szurubooru\Upgrades\UpgradeRepository;
@@ -22,24 +22,15 @@ abstract class AbstractDatabaseTestCase extends AbstractTestCase
 		$config->set('database/user', '');
 		$config->set('database/password', '');
 
-		$fileService = $this->prepareFileService();
 		$this->databaseConnection = new DatabaseConnection($config);
 		Injector::set(DatabaseConnection::class, $this->databaseConnection);
-		Injector::set(FileService::class, $fileService);
+		Injector::set(PublicFileDao::class, $this->preparePublicFileDao());
 
 		$upgradeRepository = Injector::get(UpgradeRepository::class);
 		$upgradeService = new UpgradeService($config, $this->databaseConnection, $upgradeRepository);
 		$upgradeService->runUpgradesQuiet();
 	}
 
-	private function prepareFileService()
-	{
-		$testDirectory = $this->createTestDirectory();
-		$configMock = $this->mockConfig(null, $testDirectory);
-		$httpHelper = Injector::get(HttpHelper::class);
-		return new FileService($configMock, $httpHelper);
-	}
-
 	public function tearDown()
 	{
 		parent::tearDown();
@@ -68,4 +59,11 @@ abstract class AbstractDatabaseTestCase extends AbstractTestCase
 		$user->setAccessRank(User::ACCESS_RANK_REGULAR_USER);
 		return $user;
 	}
+
+	private function preparePublicFileDao()
+	{
+		$testDirectory = $this->createTestDirectory();
+		$configMock = $this->mockConfig(null, $testDirectory);
+		return new PublicFileDao($configMock);
+	}
 }

tests/Dao/FileDaoTest.php

@@ -0,0 +1,61 @@
+<?php
+namespace Szurubooru\Tests\Services;
+use Szurubooru\Dao\FileDao;
+use Szurubooru\Tests\AbstractTestCase;
+
+final class FileDaoTest extends AbstractTestCase
+{
+	public function testSaving()
+	{
+		$testDirectory = $this->createTestDirectory();
+		$fileDao = new FileDao($testDirectory);
+		$fileDao->save('dog.txt', 'awesome dog');
+		$expected = 'awesome dog';
+		$actual = file_get_contents($testDirectory . DIRECTORY_SEPARATOR . 'dog.txt');
+		$this->assertEquals($expected, $actual);
+	}
+
+	public function testSavingSubfolders()
+	{
+		$testDirectory = $this->createTestDirectory();
+		$fileDao = new FileDao($testDirectory);
+		$fileDao->save('friends/dog.txt', 'hot dog');
+		$expected = 'hot dog';
+		$actual = file_get_contents($testDirectory . DIRECTORY_SEPARATOR . 'friends/dog.txt');
+		$this->assertEquals($expected, $actual);
+	}
+
+	public function testLoading()
+	{
+		$testDirectory = $this->createTestDirectory();
+		$fileDao = new FileDao($testDirectory);
+		$fileDao->save('dog.txt', 'awesome dog');
+		$this->assertEquals('awesome dog', $fileDao->load('dog.txt'));
+	}
+
+	public function testExists()
+	{
+		$testDirectory = $this->createTestDirectory();
+		$fileDao = new FileDao($testDirectory);
+		$fileDao->save('dog.txt', 'awesome dog');
+		$this->assertTrue($fileDao->exists('dog.txt'));
+		$this->assertFalse($fileDao->exists('fish.txt'));
+	}
+
+	public function testLoadingUnexisting()
+	{
+		$testDirectory = $this->createTestDirectory();
+		$fileDao = new FileDao($testDirectory);
+		$this->assertNull($fileDao->load('dog.txt'));
+	}
+
+	public function testDeleting()
+	{
+		$testDirectory = $this->createTestDirectory();
+		$fileDao = new FileDao($testDirectory);
+		$fileDao->save('dog.txt', 'awesome dog');
+		$this->assertTrue(file_exists($testDirectory . DIRECTORY_SEPARATOR . 'dog.txt'));
+		$fileDao->delete('dog.txt');
+		$this->assertFalse(file_exists($testDirectory . DIRECTORY_SEPARATOR . 'dog.txt'));
+	}
+}

tests/Dao/PostDaoTest.php

@@ -1,17 +1,17 @@
 <?php
 namespace Szurubooru\Tests\Dao;
 use Szurubooru\Dao\PostDao;
+use Szurubooru\Dao\PublicFileDao;
 use Szurubooru\Dao\TagDao;
 use Szurubooru\Dao\UserDao;
 use Szurubooru\Entities\Tag;
 use Szurubooru\Entities\User;
-use Szurubooru\Services\FileService;
 use Szurubooru\Services\ThumbnailService;
 use Szurubooru\Tests\AbstractDatabaseTestCase;
 
 final class PostDaoTest extends AbstractDatabaseTestCase
 {
-	private $fileServiceMock;
+	private $fileDaoMock;
 	private $thumbnailServiceMock;
 	private $tagDao;
 	private $userDao;
@@ -19,16 +19,14 @@ final class PostDaoTest extends AbstractDatabaseTestCase
 	public function setUp()
 	{
 		parent::setUp();
-		$this->fileServiceMock = $this->mock(FileService::class);
+		$this->fileDaoMock = $this->mock(PublicFileDao::class);
 		$this->thumbnailServiceMock = $this->mock(ThumbnailService::class);
 
-		$this->tagDao = new TagDao(
-			$this->databaseConnection,
-			$this->fileServiceMock);
+		$this->tagDao = new TagDao($this->databaseConnection);
 
 		$this->userDao = new UserDao(
 			$this->databaseConnection,
-			$this->fileServiceMock,
+			$this->fileDaoMock,
 			$this->thumbnailServiceMock);
 	}
 
@@ -236,7 +234,7 @@ final class PostDaoTest extends AbstractDatabaseTestCase
 
 		$post = $postDao->findById($post->getId());
 
-		$this->fileServiceMock
+		$this->fileDaoMock
 			->expects($this->once())
 			->method('load')
 			->with($post->getContentPath())
@@ -258,7 +256,7 @@ final class PostDaoTest extends AbstractDatabaseTestCase
 				[$post->getContentPath()],
 				[$post->getThumbnailSourceContentPath()]);
 
-		$this->fileServiceMock
+		$this->fileDaoMock
 			->expects($this->exactly(1))
 			->method('save')
 			->withConsecutive(
@@ -281,7 +279,7 @@ final class PostDaoTest extends AbstractDatabaseTestCase
 				[$post->getContentPath()],
 				[$post->getThumbnailSourceContentPath()]);
 
-		$this->fileServiceMock
+		$this->fileDaoMock
 			->expects($this->exactly(2))
 			->method('save')
 			->withConsecutive(
@@ -298,7 +296,7 @@ final class PostDaoTest extends AbstractDatabaseTestCase
 			$this->databaseConnection,
 			$this->tagDao,
 			$this->userDao,
-			$this->fileServiceMock,
+			$this->fileDaoMock,
 			$this->thumbnailServiceMock);
 	}
 

tests/Dao/UserDaoFilterTest.php

@@ -1,21 +1,21 @@
 <?php
 namespace Szurubooru\Tests\Dao;
+use Szurubooru\Dao\PublicFileDao;
 use Szurubooru\Dao\UserDao;
 use Szurubooru\SearchServices\Filters\UserFilter;
 use Szurubooru\SearchServices\Result;
-use Szurubooru\Services\FileService;
 use Szurubooru\Services\ThumbnailService;
 use Szurubooru\Tests\AbstractDatabaseTestCase;
 
 final class UserDaoFilterTest extends AbstractDatabaseTestCase
 {
-	private $fileServiceMock;
+	private $fileDaoMock;
 	private $thumbnailServiceMock;
 
 	public function setUp()
 	{
 		parent::setUp();
-		$this->fileServiceMock = $this->mock(FileService::class);
+		$this->fileDaoMock = $this->mock(PublicFileDao::class);
 		$this->thumbnailServiceMock = $this->mock(ThumbnailService::class);
 	}
 
@@ -148,7 +148,7 @@ final class UserDaoFilterTest extends AbstractDatabaseTestCase
 	{
 		return new UserDao(
 			$this->databaseConnection,
-			$this->fileServiceMock,
+			$this->fileDaoMock,
 			$this->thumbnailServiceMock);
 	}
 }

tests/Dao/UserDaoTest.php

@@ -1,21 +1,21 @@
 <?php
 namespace Szurubooru\Tests\Dao;
+use Szurubooru\Dao\PublicFileDao;
 use Szurubooru\Dao\UserDao;
 use Szurubooru\Entities\User;
-use Szurubooru\Services\FileService;
 use Szurubooru\Services\ThumbnailService;
 use Szurubooru\Tests\AbstractDatabaseTestCase;
 
 final class UserDaoTest extends AbstractDatabaseTestCase
 {
-	private $fileServiceMock;
+	private $fileDaoMock;
 	private $thumbnailServiceMock;
 
 	public function setUp()
 	{
 		parent::setUp();
 
-		$this->fileServiceMock = $this->mock(FileService::class);
+		$this->fileDaoMock = $this->mock(PublicFileDao::class);
 		$this->thumbnailServiceMock = $this->mock(ThumbnailService::class);
 	}
 
@@ -69,7 +69,7 @@ final class UserDaoTest extends AbstractDatabaseTestCase
 
 		$user = $userDao->findById($user->getId());
 
-		$this->fileServiceMock
+		$this->fileDaoMock
 			->expects($this->once())
 			->method('load')
 			->with($user->getCustomAvatarSourceContentPath())->willReturn('whatever');
@@ -93,7 +93,7 @@ final class UserDaoTest extends AbstractDatabaseTestCase
 					return $subject == $user->getCustomAvatarSourceContentPath();
 				}));
 
-		$this->fileServiceMock
+		$this->fileDaoMock
 			->expects($this->once())
 			->method('save')
 			->with($this->callback(
@@ -110,7 +110,7 @@ final class UserDaoTest extends AbstractDatabaseTestCase
 	{
 		return new UserDao(
 			$this->databaseConnection,
-			$this->fileServiceMock,
+			$this->fileDaoMock,
 			$this->thumbnailServiceMock);
 	}
 }

tests/Services/FileServiceTest.php

@@ -1,29 +0,0 @@
-<?php
-namespace Szurubooru\Tests\Services;
-use Szurubooru\Helpers\HttpHelper;
-use Szurubooru\Services\FileService;
-use Szurubooru\Tests\AbstractTestCase;
-
-final class FileServiceTest extends AbstractTestCase
-{
-	public function testSaving()
-	{
-		$testDirectory = $this->createTestDirectory();
-		$configMock = $this->mockConfig(null, $testDirectory);
-		$httpHelper = $this->mock(HttpHelper::class);
-		$fileService = new FileService($configMock, $httpHelper);
-		$fileService->save('dog.txt', 'awesome dog');
-		$expected = 'awesome dog';
-		$actual = file_get_contents($testDirectory . DIRECTORY_SEPARATOR . 'dog.txt');
-		$this->assertEquals($expected, $actual);
-	}
-
-	public function testDownload()
-	{
-		$configMock = $this->mockConfig();
-		$httpHelper = $this->mock(HttpHelper::class);
-		$fileService = new FileService($configMock, $httpHelper);
-		$content = $fileService->download('http://modernseoul.files.wordpress.com/2012/04/korean-alphabet-chart-modern-seoul.jpg');
-		$this->assertGreaterThan(0, strlen($content));
-	}
-}

tests/Services/NetworkingServiceTest.php

@@ -0,0 +1,16 @@
+<?php
+namespace Szurubooru\Tests\Services;
+use Szurubooru\Helpers\HttpHelper;
+use Szurubooru\Services\NetworkingService;
+use Szurubooru\Tests\AbstractTestCase;
+
+final class NetworkingServiceTest extends AbstractTestCase
+{
+	public function testDownload()
+	{
+		$httpHelper = $this->mock(HttpHelper::class);
+		$networkingService = new NetworkingService($httpHelper);
+		$content = $networkingService->download('http://modernseoul.files.wordpress.com/2012/04/korean-alphabet-chart-modern-seoul.jpg');
+		$this->assertGreaterThan(0, strlen($content));
+	}
+}

tests/Services/PostServiceTest.php

@@ -8,9 +8,9 @@ use Szurubooru\Entities\User;
 use Szurubooru\FormData\UploadFormData;
 use Szurubooru\Injector;
 use Szurubooru\Services\AuthService;
-use Szurubooru\Services\FileService;
 use Szurubooru\Services\HistoryService;
 use Szurubooru\Services\ImageManipulation\ImageManipulator;
+use Szurubooru\Services\NetworkingService;
 use Szurubooru\Services\PostService;
 use Szurubooru\Services\TagService;
 use Szurubooru\Services\TimeService;
@@ -26,7 +26,7 @@ final class PostServiceTest extends AbstractDatabaseTestCase
 	private $globalParamDaoMock;
 	private $authServiceMock;
 	private $timeServiceMock;
-	private $fileServiceMock;
+	private $networkingServiceMock;
 	private $tagService;
 	private $historyServiceMock;
 	private $imageManipulatorMock;
@@ -41,7 +41,7 @@ final class PostServiceTest extends AbstractDatabaseTestCase
 		$this->globalParamDaoMock = $this->mock(GlobalParamDao::class);
 		$this->authServiceMock = $this->mock(AuthService::class);
 		$this->timeServiceMock = $this->mock(TimeService::class);
-		$this->fileServiceMock = $this->mock(FileService::class);
+		$this->networkingServiceMock = $this->mock(NetworkingService::class);
 		$this->tagService = Injector::get(TagService::class);
 		$this->historyServiceMock = $this->mock(HistoryService::class);
 		$this->configMock->set('database/maxPostSize', 1000000);
@@ -207,7 +207,7 @@ final class PostServiceTest extends AbstractDatabaseTestCase
 			$this->globalParamDaoMock,
 			$this->authServiceMock,
 			$this->timeServiceMock,
-			$this->fileServiceMock,
+			$this->networkingServiceMock,
 			$this->tagService,
 			$this->historyServiceMock,
 			$this->imageManipulatorMock);

tests/Services/TagServiceTest.php

@@ -1,8 +1,8 @@
 <?php
 namespace Szurubooru\Tests\Services;
+use Szurubooru\Dao\PublicFileDao;
 use Szurubooru\Entities\Tag;
 use Szurubooru\Injector;
-use Szurubooru\Services\FileService;
 use Szurubooru\Services\TagService;
 use Szurubooru\Tests\AbstractDatabaseTestCase;
 
@@ -74,11 +74,11 @@ final class TagServiceTest extends AbstractDatabaseTestCase
 		$tag1 = new Tag();
 		$tag1->setName('test');
 		$tag1->setCreationTime(date('c'));
-		$fileService = $this->getFileService();
+		$fileDao = $this->getPublicFileDao();
 		$tagService = $this->getTagService();
 		$tagService->createTags([$tag1]);
 		$tagService->exportJson();
-		$this->assertEquals('{"test":0}', $fileService->load('tags.json'));
+		$this->assertEquals('{"test":0}', $fileDao->load('tags.json'));
 	}
 
 	public function testExportMultiple()
@@ -89,16 +89,16 @@ final class TagServiceTest extends AbstractDatabaseTestCase
 		$tag2 = new Tag();
 		$tag2->setName('test2');
 		$tag2->setCreationTime(date('c'));
-		$fileService = $this->getFileService();
+		$fileDao = $this->getPublicFileDao();
 		$tagService = $this->getTagService();
 		$tagService->createTags([$tag1, $tag2]);
 		$tagService->exportJson();
-		$this->assertEquals('{"test1":0,"test2":0}', $fileService->load('tags.json'));
+		$this->assertEquals('{"test1":0,"test2":0}', $fileDao->load('tags.json'));
 	}
 
-	private function getFileService()
+	private function getPublicFileDao()
 	{
-		return Injector::get(FileService::class);
+		return Injector::get(PublicFileDao::class);
 	}
 
 	private function getTagService()

tests/Services/ThumbnailServiceTest.php

@@ -1,6 +1,6 @@
 <?php
 namespace Szurubooru\Tests\Services;
-use Szurubooru\Services\FileService;
+use Szurubooru\Dao\PublicFileDao;
 use Szurubooru\Services\ThumbnailGenerators\IThumbnailGenerator;
 use Szurubooru\Services\ThumbnailGenerators\SmartThumbnailGenerator;
 use Szurubooru\Services\ThumbnailService;
@@ -9,7 +9,7 @@ use Szurubooru\Tests\AbstractTestCase;
 final class ThumbnailServiceTest extends AbstractTestCase
 {
 	private $configMock;
-	private $fileServiceMock;
+	private $fileDaoMock;
 	private $thumbnailGeneratorMock;
 
 	public function setUp()
@@ -17,7 +17,7 @@ final class ThumbnailServiceTest extends AbstractTestCase
 		parent::setUp();
 
 		$this->configMock = $this->mockConfig();
-		$this->fileServiceMock = $this->mock(FileService::class);
+		$this->fileDaoMock = $this->mock(PublicFileDao::class);
 		$this->thumbnailServiceMock = $this->mock(ThumbnailService::class);
 		$this->thumbnailGeneratorMock = $this->mock(SmartThumbnailGenerator::class);
 	}
@@ -30,7 +30,7 @@ final class ThumbnailServiceTest extends AbstractTestCase
 		mkdir($tempDirectory . DIRECTORY_SEPARATOR . 'something unexpected');
 		touch($tempDirectory . DIRECTORY_SEPARATOR . '15x15');
 
-		$this->fileServiceMock->expects($this->once())->method('getFullPath')->with('thumbnails')->willReturn($tempDirectory);
+		$this->fileDaoMock->expects($this->once())->method('getFullPath')->with('thumbnails')->willReturn($tempDirectory);
 		$thumbnailService = $this->getThumbnailService();
 
 		$expected = [[5, 5], [10, 10]];
@@ -50,8 +50,8 @@ final class ThumbnailServiceTest extends AbstractTestCase
 		touch($tempDirectory . DIRECTORY_SEPARATOR . '5x5' . DIRECTORY_SEPARATOR . 'keep');
 		touch($tempDirectory . DIRECTORY_SEPARATOR . '10x10' . DIRECTORY_SEPARATOR . 'remove');
 
-		$this->fileServiceMock->expects($this->once())->method('getFullPath')->with('thumbnails')->willReturn($tempDirectory);
-		$this->fileServiceMock->expects($this->exactly(2))->method('delete')->withConsecutive(
+		$this->fileDaoMock->expects($this->once())->method('getFullPath')->with('thumbnails')->willReturn($tempDirectory);
+		$this->fileDaoMock->expects($this->exactly(2))->method('delete')->withConsecutive(
 			['thumbnails' . DIRECTORY_SEPARATOR . '10x10' . DIRECTORY_SEPARATOR . 'remove'],
 			['thumbnails' . DIRECTORY_SEPARATOR . '5x5' . DIRECTORY_SEPARATOR . 'remove']);
 		$thumbnailService = $this->getThumbnailService();
@@ -63,7 +63,7 @@ final class ThumbnailServiceTest extends AbstractTestCase
 	{
 		$this->configMock->set('misc/thumbnailCropStyle', 'outside');
 
-		$this->fileServiceMock
+		$this->fileDaoMock
 			->expects($this->exactly(2))
 			->method('load')
 			->withConsecutive(
@@ -84,7 +84,7 @@ final class ThumbnailServiceTest extends AbstractTestCase
 				IThumbnailGenerator::CROP_OUTSIDE)
 			->willReturn('generated thumbnail');
 
-		$this->fileServiceMock
+		$this->fileDaoMock
 			->expects($this->once())
 			->method('save')
 			->with('thumbnails' . DIRECTORY_SEPARATOR . '100x100' . DIRECTORY_SEPARATOR . 'nope', 'generated thumbnail');
@@ -97,7 +97,7 @@ final class ThumbnailServiceTest extends AbstractTestCase
 	{
 		$this->configMock->set('misc/thumbnailCropStyle', 'outside');
 
-		$this->fileServiceMock
+		$this->fileDaoMock
 			->expects($this->exactly(3))
 			->method('load')
 			->withConsecutive(
@@ -120,7 +120,7 @@ final class ThumbnailServiceTest extends AbstractTestCase
 				IThumbnailGenerator::CROP_OUTSIDE)
 			->willReturn(null);
 
-		$this->fileServiceMock
+		$this->fileDaoMock
 			->expects($this->once())
 			->method('save')
 			->with('thumbnails' . DIRECTORY_SEPARATOR . '100x100' . DIRECTORY_SEPARATOR . 'nope', 'content of blank thumbnail (2)');
@@ -134,7 +134,7 @@ final class ThumbnailServiceTest extends AbstractTestCase
 	{
 		return new ThumbnailService(
 			$this->configMock,
-			$this->fileServiceMock,
+			$this->fileDaoMock,
 			$this->thumbnailGeneratorMock);
 	}
 }

tests/Services/UserServiceTest.php

@@ -6,7 +6,6 @@ use Szurubooru\Entities\User;
 use Szurubooru\FormData\RegistrationFormData;
 use Szurubooru\FormData\UserEditFormData;
 use Szurubooru\Services\EmailService;
-use Szurubooru\Services\FileService;
 use Szurubooru\Services\PasswordService;
 use Szurubooru\Services\ThumbnailService;
 use Szurubooru\Services\TimeService;
@@ -23,7 +22,6 @@ final class UserServiceTest extends AbstractTestCase
 	private $userDaoMock;
 	private $passwordServiceMock;
 	private $emailServiceMock;
-	private $fileServiceMock;
 	private $thumbnailServiceMock;
 	private $timeServiceMock;
 	private $tokenServiceMock;
@@ -37,7 +35,6 @@ final class UserServiceTest extends AbstractTestCase
 		$this->userDaoMock = $this->mock(UserDao::class);
 		$this->passwordServiceMock = $this->mock(PasswordService::class);
 		$this->emailServiceMock = $this->mock(EmailService::class);
-		$this->fileServiceMock = $this->mock(FileService::class);
 		$this->thumbnailServiceMock = $this->mock(ThumbnailService::class);
 		$this->timeServiceMock = $this->mock(TimeService::class);
 		$this->tokenServiceMock = $this->mock(TokenService::class);
@@ -290,7 +287,6 @@ final class UserServiceTest extends AbstractTestCase
 			$this->userDaoMock,
 			$this->passwordServiceMock,
 			$this->emailServiceMock,
-			$this->fileServiceMock,
 			$this->thumbnailServiceMock,
 			$this->timeServiceMock,
 			$this->tokenServiceMock);