diff --git a/src/Api/Jobs/PostJobs/AddPostJob.php b/src/Api/Jobs/PostJobs/AddPostJob.php
index 7234bc1f..70013921 100644
--- a/src/Api/Jobs/PostJobs/AddPostJob.php
+++ b/src/Api/Jobs/PostJobs/AddPostJob.php
@@ -5,8 +5,10 @@ class AddPostJob extends AbstractJob
 	{
 		$post = PostModel::spawn();
 
-		$anonymous = $this->hasArgument(JobArgs::ARG_ANONYMOUS)
-			and $this->getArgument(JobArgs::ARG_ANONYMOUS);
+		$anonymous = false;
+		if ($this->hasArgument(JobArgs::ARG_ANONYMOUS))
+			$anonymous = TextHelper::toBoolean($this->getArgument(JobArgs::ARG_ANONYMOUS));
+
 		if (Auth::isLoggedIn() and !$anonymous)
 			$post->setUploader(Auth::getCurrentUser());
 
diff --git a/src/Api/Jobs/PostJobs/FeaturePostJob.php b/src/Api/Jobs/PostJobs/FeaturePostJob.php
index d8ec099c..e0d1351b 100644
--- a/src/Api/Jobs/PostJobs/FeaturePostJob.php
+++ b/src/Api/Jobs/PostJobs/FeaturePostJob.php
@@ -15,8 +15,12 @@ class FeaturePostJob extends AbstractJob
 		PropertyModel::set(PropertyModel::FeaturedPostId, $post->getId());
 		PropertyModel::set(PropertyModel::FeaturedPostUnixTime, time());
 
+		$anonymous = false;
+		if ($this->hasArgument(JobArgs::ARG_ANONYMOUS))
+			$anonymous = TextHelper::toBoolean($this->getArgument(JobArgs::ARG_ANONYMOUS));
+
 		PropertyModel::set(PropertyModel::FeaturedPostUserName,
-			($this->hasArgument(JobArgs::ARG_ANONYMOUS) and $this->getArgument(JobArgs::ARG_ANONYMOUS))
+			$anonymous
 			? null
 			: Auth::getCurrentUser()->getName());
 
diff --git a/src/Api/Jobs/PostJobs/ScorePostJob.php b/src/Api/Jobs/PostJobs/ScorePostJob.php
index 0b0a70ff..a1c967fb 100644
--- a/src/Api/Jobs/PostJobs/ScorePostJob.php
+++ b/src/Api/Jobs/PostJobs/ScorePostJob.php
@@ -11,7 +11,7 @@ class ScorePostJob extends AbstractJob
 	public function execute()
 	{
 		$post = $this->postRetriever->retrieve();
-		$score = intval($this->getArgument(JobArgs::ARG_NEW_POST_SCORE));
+		$score = TextHelper::toInteger($this->getArgument(JobArgs::ARG_NEW_POST_SCORE));
 
 		UserModel::updateUserScore(Auth::getCurrentUser(), $post, $score);
 
diff --git a/src/Api/Jobs/PostJobs/TogglePostFavoriteJob.php b/src/Api/Jobs/PostJobs/TogglePostFavoriteJob.php
index 87f6a582..9590fef1 100644
--- a/src/Api/Jobs/PostJobs/TogglePostFavoriteJob.php
+++ b/src/Api/Jobs/PostJobs/TogglePostFavoriteJob.php
@@ -11,7 +11,7 @@ class TogglePostFavoriteJob extends AbstractJob
 	public function execute()
 	{
 		$post = $this->postRetriever->retrieve();
-		$favorite = boolval($this->getArgument(JobArgs::ARG_NEW_STATE));
+		$favorite = TextHelper::toBoolean($this->getArgument(JobArgs::ARG_NEW_STATE));
 
 		if ($favorite)
 		{
diff --git a/src/Api/Jobs/PostJobs/TogglePostTagJob.php b/src/Api/Jobs/PostJobs/TogglePostTagJob.php
index 940603b8..6d448894 100644
--- a/src/Api/Jobs/PostJobs/TogglePostTagJob.php
+++ b/src/Api/Jobs/PostJobs/TogglePostTagJob.php
@@ -11,7 +11,7 @@ class TogglePostTagJob extends AbstractJob
 	public function execute()
 	{
 		$tagName = $this->getArgument(JobArgs::ARG_TAG_NAME);
-		$enable = boolval($this->getArgument(JobArgs::ARG_NEW_STATE));
+		$enable = TextHelper::toBoolean($this->getArgument(JobArgs::ARG_NEW_STATE));
 		$post = $this->postRetriever->retrieve();
 
 		$tags = $post->getTags();
diff --git a/src/Api/Jobs/PostJobs/TogglePostVisibilityJob.php b/src/Api/Jobs/PostJobs/TogglePostVisibilityJob.php
index c9ecb3ea..0faf890c 100644
--- a/src/Api/Jobs/PostJobs/TogglePostVisibilityJob.php
+++ b/src/Api/Jobs/PostJobs/TogglePostVisibilityJob.php
@@ -11,7 +11,7 @@ class TogglePostVisibilityJob extends AbstractJob
 	public function execute()
 	{
 		$post = $this->postRetriever->retrieve();
-		$visible = boolval($this->getArgument(JobArgs::ARG_NEW_STATE));
+		$visible = TextHelper::toBoolean($this->getArgument(JobArgs::ARG_NEW_STATE));
 
 		$post->setHidden(!$visible);
 		PostModel::save($post);
diff --git a/src/Api/Jobs/UserJobs/ToggleUserBanJob.php b/src/Api/Jobs/UserJobs/ToggleUserBanJob.php
index 2e7f02d5..48385f6d 100644
--- a/src/Api/Jobs/UserJobs/ToggleUserBanJob.php
+++ b/src/Api/Jobs/UserJobs/ToggleUserBanJob.php
@@ -11,7 +11,7 @@ class ToggleUserBanJob extends AbstractJob
 	public function execute()
 	{
 		$user = $this->userRetriever->retrieve();
-		$banned = boolval($this->getArgument(JobArgs::ARG_NEW_STATE));
+		$banned = TextHelper::toBoolean($this->getArgument(JobArgs::ARG_NEW_STATE));
 
 		if ($banned)
 			$user->ban();
diff --git a/src/Helpers/TextHelper.php b/src/Helpers/TextHelper.php
index 760cd7a9..a5832a88 100644
--- a/src/Helpers/TextHelper.php
+++ b/src/Helpers/TextHelper.php
@@ -7,6 +7,14 @@ class TextHelper
 		return preg_match($emailRegex, $email);
 	}
 
+	public static function toInteger($x)
+	{
+		$y = self::toIntegerOrNull($x);
+		if ($y === null)
+			return 0;
+		return $y;
+	}
+
 	public static function toIntegerOrNull($x)
 	{
 		if ($x === true or $x === false)
@@ -28,6 +36,14 @@ class TextHelper
 		return null;
 	}
 
+	public static function toBoolean($x)
+	{
+		$y = self::toBooleanOrNull($x);
+		if ($y === null)
+			return false;
+		return $y;
+	}
+
 	public static function toBooleanOrNull($x)
 	{
 		switch (strtolower($x))
diff --git a/src/Models/PostModel.php b/src/Models/PostModel.php
index a0d0d940..719c1481 100644
--- a/src/Models/PostModel.php
+++ b/src/Models/PostModel.php
@@ -25,7 +25,7 @@ final class PostModel extends AbstractCrudModel
 				'file_size' => $post->getFileSize(),
 				'mime_type' => $post->getMimeType(),
 				'safety' => $post->getSafety()->toInteger(),
-				'hidden' => $post->isHidden(),
+				'hidden' => $post->isHidden() ? 1 : 0,
 				'upload_date' => $post->getCreationTime(),
 				'image_width' => $post->getImageWidth(),
 				'image_height' => $post->getImageHeight(),
diff --git a/src/Models/TokenModel.php b/src/Models/TokenModel.php
index 88f9bc09..97a3d762 100644
--- a/src/Models/TokenModel.php
+++ b/src/Models/TokenModel.php
@@ -20,7 +20,7 @@ final class TokenModel extends AbstractCrudModel
 			$bindings = [
 				'user_id' => $token->getUserId(),
 				'token' => $token->getText(),
-				'used' => $token->isUsed(),
+				'used' => $token->isUsed() ? 1 : 0,
 				'expires' => $token->getExpirationTime(),
 				];
 
diff --git a/src/Models/UserModel.php b/src/Models/UserModel.php
index 00dbccd9..c2a823d1 100644
--- a/src/Models/UserModel.php
+++ b/src/Models/UserModel.php
@@ -21,14 +21,14 @@ final class UserModel extends AbstractCrudModel
 				'name' => $user->getName(),
 				'pass_salt' => $user->getPasswordSalt(),
 				'pass_hash' => $user->getPasswordHash(),
-				'staff_confirmed' => $user->isStaffConfirmed(),
+				'staff_confirmed' => $user->isStaffConfirmed() ? 1 : 0,
 				'email_unconfirmed' => $user->getUnconfirmedEmail(),
 				'email_confirmed' => $user->getConfirmedEmail(),
 				'join_date' => $user->getJoinTime(),
 				'last_login_date' => $user->getLastLoginTime(),
 				'access_rank' => $user->getAccessRank()->toInteger(),
 				'settings' => $user->getSettings()->getAllAsSerializedString(),
-				'banned' => $user->isBanned(),
+				'banned' => $user->isBanned() ? 1 : 0,
 				];
 
 			$stmt = (new Sql\UpdateStatement)
diff --git a/tests/Tests/JobTests/AddPostJobTest.php b/tests/Tests/JobTests/AddPostJobTest.php
index 53745252..069f1eee 100644
--- a/tests/Tests/JobTests/AddPostJobTest.php
+++ b/tests/Tests/JobTests/AddPostJobTest.php
@@ -18,6 +18,7 @@ class AddPostJobTest extends AbstractTest
 			return Api::run(
 				new AddPostJob(),
 				[
+					JobArgs::ARG_ANONYMOUS => '0',
 					JobArgs::ARG_NEW_SAFETY => PostSafety::Safe,
 					JobArgs::ARG_NEW_SOURCE => '',
 					JobArgs::ARG_NEW_TAG_NAMES => ['kamen', 'raider'],
@@ -30,6 +31,7 @@ class AddPostJobTest extends AbstractTest
 			file_get_contents($post->getFullPath()),
 			file_get_contents($this->testSupport->getPath('image.jpg')));
 		$this->assert->areEqual(Auth::getCurrentUser()->getId(), $post->getUploaderId());
+		$this->assert->isNotNull($post->getUploaderId());
 	}
 
 	public function testAnonymousUploads()
@@ -47,7 +49,7 @@ class AddPostJobTest extends AbstractTest
 			return Api::run(
 				new AddPostJob(),
 				[
-					JobArgs::ARG_ANONYMOUS => true,
+					JobArgs::ARG_ANONYMOUS => '1',
 					JobArgs::ARG_NEW_TAG_NAMES => ['kamen', 'raider'],
 					JobArgs::ARG_NEW_POST_CONTENT =>
 						new ApiFileInput($this->testSupport->getPath('image.jpg'), 'test.jpg'),
diff --git a/tests/Tests/JobTests/FeaturePostJobTest.php b/tests/Tests/JobTests/FeaturePostJobTest.php
index 359a5332..60e0a1cf 100644
--- a/tests/Tests/JobTests/FeaturePostJobTest.php
+++ b/tests/Tests/JobTests/FeaturePostJobTest.php
@@ -36,7 +36,7 @@ class FeaturePostJobTest extends AbstractTest
 				new FeaturePostJob(),
 				[
 					JobArgs::ARG_POST_ID => $posts[1]->getId(),
-					JobArgs::ARG_ANONYMOUS => true,
+					JobArgs::ARG_ANONYMOUS => '1',
 				]);
 		});