diff --git a/inc/api.php b/inc/api.php
index 0dd479ac..16844d32 100644
--- a/inc/api.php
+++ b/inc/api.php
@@ -9,14 +9,49 @@ defined('TINYBOARD') or exit;
  * Class for generating json API compatible with 4chan API
  */
 class Api {
-	function __construct(){
-		global $config;
-		/**
-		 * Translation from local fields to fields in 4chan-style API
-		 */
-		$this->config = $config;
+	private bool $show_filename;
+	private bool $hide_email;
+	private bool $country_flags;
+	private array $postFields;
 
-		$this->postFields = array(
+	private const INTS = [
+		'no' => 1,
+		'resto' => 1,
+		'time' => 1,
+		'tn_w' => 1,
+		'tn_h' => 1,
+		'w' => 1,
+		'h' => 1,
+		'fsize' => 1,
+		'omitted_posts' => 1,
+		'omitted_images' => 1,
+		'replies' => 1,
+		'images' => 1,
+		'sticky' => 1,
+		'locked' => 1,
+		'last_modified' => 1
+	];
+
+	private const THREADS_PAGE_FIELDS = [
+		'id' => 'no',
+		'bump' => 'last_modified'
+	];
+
+	private const FILE_FIELDS = [
+		'thumbheight' => 'tn_h',
+		'thumbwidth' => 'tn_w',
+		'height' => 'h',
+		'width' => 'w',
+		'size' => 'fsize'
+	];
+
+	public function __construct(bool $show_filename, bool $hide_email, bool $country_flags) {
+		// Translation from local fields to fields in 4chan-style API
+		$this->show_filename = $show_filename;
+		$this->hide_email = $hide_email;
+		$this->country_flags = $country_flags;
+
+		$this->postFields = [
 			'id' => 'no',
 			'thread' => 'resto',
 			'subject' => 'sub',
@@ -35,91 +70,64 @@ class Api {
 			'cycle' => 'cyclical',
 			'bump' => 'last_modified',
 			'embed' => 'embed',
-		);
-
-		$this->threadsPageFields = array(
-			'id' => 'no',
-			'bump' => 'last_modified'
-		);
-
-		$this->fileFields = array(
-			'thumbheight' => 'tn_h',
-			'thumbwidth' => 'tn_w',
-			'height' => 'h',
-			'width' => 'w',
-			'size' => 'fsize',
-		);
+		];
 
 		if (isset($config['api']['extra_fields']) && gettype($config['api']['extra_fields']) == 'array'){
 			$this->postFields = array_merge($this->postFields, $config['api']['extra_fields']);
 		}
 	}
 
-	private static $ints = array(
-		'no' => 1,
-		'resto' => 1,
-		'time' => 1,
-		'tn_w' => 1,
-		'tn_h' => 1,
-		'w' => 1,
-		'h' => 1,
-		'fsize' => 1,
-		'omitted_posts' => 1,
-		'omitted_images' => 1,
-		'replies' => 1,
-		'images' => 1,
-		'sticky' => 1,
-		'locked' => 1,
-		'last_modified' => 1
-	);
-
 	private function translateFields($fields, $object, &$apiPost) {
 		foreach ($fields as $local => $translated) {
-			if (!isset($object->$local))
+			if (!isset($object->$local)) {
 				continue;
+			}
 
-			$toInt = isset(self::$ints[$translated]);
+			$toInt = isset(self::INTS[$translated]);
 			$val = $object->$local;
-			if (isset($this->config['hide_email']) && $this->config['hide_email'] && $local === 'email') {
+			if ($this->hide_email && $local === 'email') {
 				$val = '';
 			}
 			if ($val !== null && $val !== '') {
 				$apiPost[$translated] = $toInt ? (int) $val : $val;
 			}
-
 		}
 	}
 
 	private function translateFile($file, $post, &$apiPost) {
-		$this->translateFields($this->fileFields, $file, $apiPost);
+		$this->translateFields(self::FILE_FIELDS, $file, $apiPost);
 		$dotPos = strrpos($file->file, '.');
 		$apiPost['ext'] = substr($file->file, $dotPos);
 		$apiPost['tim'] = substr($file->file, 0, $dotPos);
-		if (isset($this->config['show_filename']) && $this->config['show_filename']) {
+
+		if ($this->show_filename) {
 			$apiPost['filename'] = @substr($file->name, 0, strrpos($file->name, '.'));
-		}
-		else {
+		} else {
 			$apiPost['filename'] = substr($file->file, 0, $dotPos);
 		}
 		if (isset ($file->hash) && $file->hash) {
 			$apiPost['md5'] = base64_encode(hex2bin($file->hash));
-		}
-		else if (isset ($post->filehash) && $post->filehash) {
+		} elseif (isset ($post->filehash) && $post->filehash) {
 			$apiPost['md5'] = base64_encode(hex2bin($post->filehash));
 		}
 	}
 
-	private function translatePost($post, $threadsPage = false) {
+	private function translatePost($post, bool $threadsPage = false) {
 		global $config, $board;
-		$apiPost = array();
-		$fields = $threadsPage ? $this->threadsPageFields : $this->postFields;
+
+		$apiPost = [];
+		$fields = $threadsPage ? self::THREADS_PAGE_FIELDS : $this->postFields;
 		$this->translateFields($fields, $post, $apiPost);
 
-		if (isset($config['poster_ids']) && $config['poster_ids']) $apiPost['id'] = poster_id($post->ip, $post->thread, $board['uri']);
-		if ($threadsPage) return $apiPost;
+		if (isset($config['poster_ids']) && $config['poster_ids']) {
+			$apiPost['id'] = poster_id($post->ip, $post->thread, $board['uri']);
+		}
+		if ($threadsPage) {
+			return $apiPost;
+		}
 
 		// Handle country field
-		if (isset($post->body_nomarkup) && $this->config['country_flags']) {
+		if (isset($post->body_nomarkup) && $this->country_flags) {
 			$modifiers = extract_modifiers($post->body_nomarkup);
 			if (isset($modifiers['flag']) && isset($modifiers['flag alt']) && preg_match('/^[a-z]{2}$/', $modifiers['flag'])) {
 				$country = strtoupper($modifiers['flag']);
@@ -139,12 +147,15 @@ class Api {
 		if (isset($post->files) && $post->files && !$threadsPage) {
 			$file = $post->files[0];
 			$this->translateFile($file, $post, $apiPost);
+
 			if (sizeof($post->files) > 1) {
-				$extra_files = array();
+				$extra_files = [];
 				foreach ($post->files as $i => $f) {
-					if ($i == 0) continue;
-				
-					$extra_file = array();
+					if ($i == 0) {
+						continue;
+					}
+
+					$extra_file = [];
 					$this->translateFile($f, $post, $extra_file);
 
 					$extra_files[] = $extra_file;
@@ -156,8 +167,8 @@ class Api {
 		return $apiPost;
 	}
 
-	function translateThread(Thread $thread, $threadsPage = false) {
-		$apiPosts = array();
+	public function translateThread(Thread $thread, bool $threadsPage = false) {
+		$apiPosts = [];
 		$op = $this->translatePost($thread, $threadsPage);
 		if (!$threadsPage) $op['resto'] = 0;
 		$apiPosts['posts'][] = $op;
@@ -169,16 +180,16 @@ class Api {
 		return $apiPosts;
 	}
 
-	function translatePage(array $threads) {
-		$apiPage = array();
+	public function translatePage(array $threads) {
+		$apiPage = [];
 		foreach ($threads as $thread) {
 			$apiPage['threads'][] = $this->translateThread($thread);
 		}
 		return $apiPage;
 	}
 
-	function translateCatalogPage(array $threads, $threadsPage = false) {
-		$apiPage = array();
+	public function translateCatalogPage(array $threads, bool $threadsPage = false) {
+		$apiPage = [];
 		foreach ($threads as $thread) {
 			$ts = $this->translateThread($thread, $threadsPage);
 			$apiPage['threads'][] = current($ts['posts']);
@@ -186,8 +197,8 @@ class Api {
 		return $apiPage;
 	}
 
-	function translateCatalog($catalog, $threadsPage = false) {
-		$apiCatalog = array();
+	public function translateCatalog($catalog, bool $threadsPage = false) {
+		$apiCatalog = [];
 		foreach ($catalog as $page => $threads) {
 			$apiPage = $this->translateCatalogPage($threads, $threadsPage);
 			$apiPage['page'] = $page;
diff --git a/inc/functions.php b/inc/functions.php
index e529a955..738e63ec 100755
--- a/inc/functions.php
+++ b/inc/functions.php
@@ -1628,7 +1628,11 @@ function buildIndex($global_api = "yes") {
 	$antibot = null;
 
 	if ($config['api']['enabled']) {
-		$api = new Api();
+		$api = new Api(
+			$config['show_filename'],
+			$config['hide_email'],
+			$config['country_flags']
+		);
 		$catalog = array();
 	}
 
@@ -2286,7 +2290,11 @@ function buildThread($id, $return = false, $mod = false) {
 
 		// json api
 		if ($config['api']['enabled'] && !$mod) {
-			$api = new Api();
+			$api = new Api(
+				$config['show_filename'],
+				$config['hide_email'],
+				$config['country_flags']
+			);
 			$json = json_encode($api->translateThread($thread));
 			$jsonFilename = $board['dir'] . $config['dir']['res'] . $id . '.json';
 			file_write($jsonFilename, $json);