From 138865bbde25bb6193930c98e30c33913d19e367 Mon Sep 17 00:00:00 2001
From: Romain d'Alverny <rdalverny@gmail.com>
Date: Tue, 11 Jan 2022 12:36:17 +0100
Subject: Install code QA helpers, enforce PSR2

Installs phpcs, phpmd, parallel-lint, phpstan.
---
 admin/index.php                    |    8 +-
 admin/login.php                    |    2 +-
 admin/logout.php                   |    2 +-
 admin/purgecache.php               |    4 +-
 admin/subscriptions.php            |   12 +-
 admin/template.php                 |    7 +-
 app/app.php                        |    3 +-
 app/classes/Cache.php              |  360 ++++++-----
 app/classes/Opml.php               |   42 +-
 app/classes/OpmlManager.php        |    6 +-
 app/classes/Planet.php             |   25 +-
 app/classes/PlanetConfig.php       |    4 +-
 app/classes/Simplel10n.php         |   30 +-
 app/helpers.php                    |    7 +-
 app/l10n/extract.php               |   78 +--
 atom.php                           |   11 +-
 composer.json                      |    6 +-
 composer.lock                      | 1207 ++++++++++++++++++++++++++++++++++--
 cron.php                           |    2 +-
 custom/views/archive/index.tpl.php |   24 +-
 custom/views/default/index.tpl.php |    6 +-
 custom/views/install.tpl.php       |    3 +-
 index.php                          |    4 +-
 install.php                        |   18 +-
 phpcs.xml                          |   11 +
 postload.php                       |    8 +-
 tests/GuzzleHarness.php            |    3 +-
 tests/InstallTest.php              |    5 +-
 tests/PlanetErrorTest.php          |    2 +-
 tests/PlanetTest.php               |   16 +-
 30 files changed, 1528 insertions(+), 388 deletions(-)
 create mode 100644 phpcs.xml

diff --git a/admin/index.php b/admin/index.php
index 0118923..3a9e259 100755
--- a/admin/index.php
+++ b/admin/index.php
@@ -6,7 +6,7 @@ require_once __DIR__ . '/inc/auth.inc.php';
 //Load configuration
 $config_file = __DIR__ . '/../custom/config.yml';
 
-if (is_file($config_file)){
+if (is_file($config_file)) {
     $conf = Spyc::YAMLLoad($config_file);
     $PlanetConfig = new PlanetConfig($conf);
 } else {
@@ -107,9 +107,9 @@ ob_start();
                     <tbody>
                         <?php
                         $i = 0;
-                        foreach ($everyone as $opml_person){
-                        $i++;
-                        ?>
+                        foreach ($everyone as $opml_person) {
+                            $i++;
+                            ?>
                         <tr class="<?=($i%2)?'odd':'even'; ?>">
                             <td><input type="checkbox" class="checkbox" name="opml[<?=$i; ?>][delete]" /></td>
                             <td><input type="text" size="10" class="text" name="opml[<?=$i; ?>][name]" value="<?=$opml_person->getName(); ?>" /></td>
diff --git a/admin/login.php b/admin/login.php
index a95e59f..618cfb9 100755
--- a/admin/login.php
+++ b/admin/login.php
@@ -4,7 +4,7 @@ require_once __DIR__ . '/../app/app.php';
 
 if (isset($_POST['password'])) {
     session_regenerate_id();
-    setcookie('auth',md5($_POST['password']));
+    setcookie('auth', md5($_POST['password']));
     header('Location: index.php');
 }
 
diff --git a/admin/logout.php b/admin/logout.php
index adb843f..88c60b3 100644
--- a/admin/logout.php
+++ b/admin/logout.php
@@ -2,7 +2,7 @@
 
 require_once __DIR__ . '/../app/app.php';
 
-setcookie('auth','', time()-3600);
+setcookie('auth', '', time() - 3600);
 session_destroy();
 session_regenerate_id();
 
diff --git a/admin/purgecache.php b/admin/purgecache.php
index 23a5712..7b01c97 100644
--- a/admin/purgecache.php
+++ b/admin/purgecache.php
@@ -3,13 +3,13 @@
 require_once __DIR__.'/../app/app.php';
 require_once __DIR__.'/inc/auth.inc.php';
 
-if (isset($_POST['purge'])){
+if (isset($_POST['purge'])) {
     $dir = __DIR__.'/../cache/';
 
     $dh = opendir($dir);
 
     while ($filename = readdir($dh)) {
-        if ($filename == '.' OR $filename == '..') {
+        if ($filename == '.' or $filename == '..') {
             continue;
         }
 
diff --git a/admin/subscriptions.php b/admin/subscriptions.php
index 0940168..313e5bd 100755
--- a/admin/subscriptions.php
+++ b/admin/subscriptions.php
@@ -3,7 +3,8 @@
 require_once __DIR__ . '/../app/app.php';
 require_once __DIR__ . '/inc/auth.inc.php';
 
-function removeSlashes(&$item, $key){
+function removeSlashes(&$item, $key)
+{
     $item = stripslashes($item);
 }
 
@@ -12,7 +13,6 @@ if (!$csrf->verify($_POST['_csrf'], 'feedmanage')) {
 }
 
 if (isset($_POST['opml']) || isset($_POST['add'])) {
-
     // Load old OPML
     $oldOpml = OpmlManager::load(__DIR__.'/../custom/people.opml');
     if ($PlanetConfig->getName() === '') {
@@ -26,11 +26,11 @@ if (isset($_POST['opml']) || isset($_POST['add'])) {
         array_walk_recursive($_POST['opml'], 'removeSlashes');
     }
     // Delete/Save feeds
-    if (isset($_POST['delete']) || isset($_POST['save'])){
-        foreach ($_POST['opml'] as $person){
+    if (isset($_POST['delete']) || isset($_POST['save'])) {
+        foreach ($_POST['opml'] as $person) {
             if (isset($_POST['delete'])) {
                 //delete mode, check if to be deleted
-                if (!isset($person['delete'])){
+                if (!isset($person['delete'])) {
                     $newOpml->entries[] = $person;
                 }
             } else {
@@ -40,7 +40,7 @@ if (isset($_POST['opml']) || isset($_POST['add'])) {
     }
 
     // Add feed
-    if (isset($_POST['add'])){
+    if (isset($_POST['add'])) {
         if ('http://' != $_POST['url']) {
             //autodiscover feed
             $feed = new SimplePie();
diff --git a/admin/template.php b/admin/template.php
index 7818bef..964c639 100755
--- a/admin/template.php
+++ b/admin/template.php
@@ -1,4 +1,6 @@
-<?php if(!isset($admin_access)) return; ?>
+<?php if (!isset($admin_access)) {
+    return;
+} ?>
 <!DOCTYPE html>
 <html lang="en">
 <head>
@@ -26,8 +28,7 @@
             <p><a href="../"><?=_g('Back to main page')?></a></p>
         </header>
 
-        <?php if($admin_access == 1) : ?>
-
+        <?php if ($admin_access == 1) : ?>
         <p class="logout"><a href="logout.php"><?=_g('Logout')?></a></p>
         <nav>
             <ul>
diff --git a/app/app.php b/app/app.php
index f82b262..4ae1947 100755
--- a/app/app.php
+++ b/app/app.php
@@ -13,7 +13,7 @@ if (is_installed()) {
     $conf = Spyc::YAMLLoad($savedConfig);
 
     // this is a check to upgrade older config file without l10n
-    if(!isset($conf['locale'])) {
+    if (!isset($conf['locale'])) {
         $resetPlanetConfig = new PlanetConfig($conf);
         file_put_contents($savedConfig, $resetPlanetConfig->toYaml());
         $conf = Spyc::YAMLLoad($savedConfig);
@@ -25,7 +25,6 @@ if (is_installed()) {
     if ($conf['debug']) {
         error_reporting(E_ALL);
     }
-
 }
 
 $l10n = new Simplel10n($conf['locale']);
diff --git a/app/classes/Cache.php b/app/classes/Cache.php
index b73182e..f4b2dcf 100644
--- a/app/classes/Cache.php
+++ b/app/classes/Cache.php
@@ -13,242 +13,238 @@
 * You should have received a copy of the GNU General Public License
 * along with this software; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
-* 
+*
 * © Copyright 2005 Richard Heyes
 */
 
 /**
 * Caching Libraries for PHP5
-* 
+*
 * Handles data and output caching. Defaults to /dev/shm
 * (shared memory). All methods are static.
-* 
+*
 * Eg: (output caching)
-* 
+*
 * if (!OutputCache::Start('group', 'unique id', 600)) {
-* 
+*
 *   // ... Output
-* 
+*
 *   OutputCache::End();
 * }
-* 
+*
 * Eg: (data caching)
-* 
+*
 * if (!$data = DataCache::Get('group', 'unique id')) {
-* 
+*
 *   $data = time();
-* 
+*
 *   DataCache::Put('group', 'unique id', 10, $data);
 * }
-* 
+*
 * echo $data;
 */
-    class Cache
-    {
-        /**
-        * Whether caching is enabled
-        * @var bool
-        */
-        public static $enabled = true;
+class Cache
+{
+    /**
+    * Whether caching is enabled
+    * @var bool
+    */
+    public static $enabled = true;
 
-        /**
-        * Place to store the cache files
-        * @var string
-        */
-        protected static $store = '/dev/shm/';
+    /**
+    * Place to store the cache files
+    * @var string
+    */
+    protected static $store = '/dev/shm/';
         
-        /**
-        * Prefix to use on cache files
-        * @var string
-        */
-        protected static $prefix = 'cache_';
+    /**
+    * Prefix to use on cache files
+    * @var string
+    */
+    protected static $prefix = 'cache_';
 
-        /**
-        * Stores data
-        * 
-        * @param string $group Group to store data under
-        * @param string $id    Unique ID of this data
-        * @param int    $ttl   How long to cache for (in seconds)
-        */
-        protected static function write($group, $id, $ttl, $data)
-        {
-            $filename = self::getFilename($group, $id);
-            
-            if (self::$enabled && $fp = fopen($filename, 'xb')) {
+    /**
+    * Stores data
+    *
+    * @param string $group Group to store data under
+    * @param string $id    Unique ID of this data
+    * @param int    $ttl   How long to cache for (in seconds)
+    */
+    protected static function write($group, $id, $ttl, $data)
+    {
+        $filename = self::getFilename($group, $id);
             
-                if (flock($fp, LOCK_EX)) {
-                    fwrite($fp, $data);
-                }
-                fclose($fp);
-                
-                // Set filemtime
-                touch($filename, time() + $ttl);
+        if (self::$enabled && $fp = fopen($filename, 'xb')) {
+            if (flock($fp, LOCK_EX)) {
+                fwrite($fp, $data);
             }
+            fclose($fp);
+
+            // Set filemtime
+            touch($filename, time() + $ttl);
         }
+    }
         
-        /**
-        * Reads data
-        * 
-        * @param string $group Group to store data under
-        * @param string $id    Unique ID of this data
-        */
-        protected static function read($group, $id)
-        {
-            $filename = self::getFilename($group, $id);
+    /**
+    * Reads data
+    *
+    * @param string $group Group to store data under
+    * @param string $id    Unique ID of this data
+    */
+    protected static function read($group, $id)
+    {
+        $filename = self::getFilename($group, $id);
             
-            return file_get_contents($filename);
-        }
+        return file_get_contents($filename);
+    }
         
-        /**
-        * Determines if an entry is cached
-        * 
-        * @param string $group Group to store data under
-        * @param string $id    Unique ID of this data
-        */
-        protected static function isCached($group, $id)
-        {
-            $filename = self::getFilename($group, $id);
+    /**
+    * Determines if an entry is cached
+    *
+    * @param string $group Group to store data under
+    * @param string $id    Unique ID of this data
+    */
+    protected static function isCached($group, $id)
+    {
+        $filename = self::getFilename($group, $id);
 
-            if (self::$enabled && file_exists($filename) && filemtime($filename) > time()) {
-                return true;
-            }
+        if (self::$enabled && file_exists($filename) && filemtime($filename) > time()) {
+            return true;
+        }
 
-            @unlink($filename);
+        @unlink($filename);
 
-            return false;
-        }
+        return false;
+    }
         
-        /**
-        * Builds a filename/path from group, id and
-        * store.
-        * 
-        * @param string $group Group to store data under
-        * @param string $id    Unique ID of this data
-        */
-        protected static function getFilename($group, $id)
-        {
-            $id = md5($id);
+    /**
+    * Builds a filename/path from group, id and
+    * store.
+    *
+    * @param string $group Group to store data under
+    * @param string $id    Unique ID of this data
+    */
+    protected static function getFilename($group, $id)
+    {
+        $id = md5($id);
 
-            return self::$store . self::$prefix . "{$group}_{$id}";
-        }
+        return self::$store . self::$prefix . "{$group}_{$id}";
+    }
         
-        /**
-        * Sets the filename prefix to use
-        * 
-        * @param string $prefix Filename Prefix to use
-        */
-        public static function setPrefix($prefix)
-        {
-            self::$prefix = $prefix;
-        }
+    /**
+    * Sets the filename prefix to use
+    *
+    * @param string $prefix Filename Prefix to use
+    */
+    public static function setPrefix($prefix)
+    {
+        self::$prefix = $prefix;
+    }
 
-        /**
-        * Sets the store for cache files. Defaults to
-        * /dev/shm. Must have trailing slash.
-        * 
-        * @param string $store The dir to store the cache data in
-        */
-        public static function setStore($store)
-        {
-            self::$store = $store;
-        }
+    /**
+    * Sets the store for cache files. Defaults to
+    * /dev/shm. Must have trailing slash.
+    *
+    * @param string $store The dir to store the cache data in
+    */
+    public static function setStore($store)
+    {
+        self::$store = $store;
     }
+}
     
     /**
     * Output Cache extension of base caching class
     */
-    class OutputCache extends Cache
-    {
-        /**
-        * Group of currently being recorded data
-        * @var string
-        */
-        private static $group;
+class OutputCache extends Cache
+{
+    /**
+    * Group of currently being recorded data
+    * @var string
+    */
+    private static $group;
         
-        /**
-        * ID of currently being recorded data
-        * @var string
-        */
-        private static $id;
+    /**
+    * ID of currently being recorded data
+    * @var string
+    */
+    private static $id;
         
-        /**
-        * Ttl of currently being recorded data
-        * @var int
-        */
-        private static $ttl;
+    /**
+    * Ttl of currently being recorded data
+    * @var int
+    */
+    private static $ttl;
 
-        /**
-        * Starts caching off. Returns true if cached, and dumps
-        * the output. False if not cached and start output buffering.
-        * 
-        * @param  string $group Group to store data under
-        * @param  string $id    Unique ID of this data
-        * @param  int    $ttl   How long to cache for (in seconds)
-        * @return bool          True if cached, false if not
-        */
-        public static function Start($group, $id, $ttl)
-        {
-            if (self::isCached($group, $id)) {
-                echo self::read($group, $id);
-                return true;
-            
-            } else {
-                
-                ob_start();
+    /**
+    * Starts caching off. Returns true if cached, and dumps
+    * the output. False if not cached and start output buffering.
+    *
+    * @param  string $group Group to store data under
+    * @param  string $id    Unique ID of this data
+    * @param  int    $ttl   How long to cache for (in seconds)
+    * @return bool          True if cached, false if not
+    */
+    public static function Start($group, $id, $ttl)
+    {
+        if (self::isCached($group, $id)) {
+            echo self::read($group, $id);
+            return true;
+        } else {
+            ob_start();
                 
-                self::$group = $group;
-                self::$id    = $id;
-                self::$ttl   = $ttl;
+            self::$group = $group;
+            self::$id    = $id;
+            self::$ttl   = $ttl;
                 
-                return false;
-            }
+            return false;
         }
+    }
         
-        /**
-        * Ends caching. Writes data to disk.
-        */
-        public static function End()
-        {
-            $data = ob_get_contents();
-            ob_end_flush();
+    /**
+    * Ends caching. Writes data to disk.
+    */
+    public static function End()
+    {
+        $data = ob_get_contents();
+        ob_end_flush();
             
-            self::write(self::$group, self::$id, self::$ttl, $data);
-        }
+        self::write(self::$group, self::$id, self::$ttl, $data);
     }
+}
     
     /**
     * Data cache extension of base caching class
     */
-    class DataCache extends Cache
-    {
+class DataCache extends Cache
+{
     
-        /**
-        * Retrieves data from the cache
-        * 
-        * @param  string $group Group this data belongs to
-        * @param  string $id    Unique ID of the data
-        * @return mixed         Either the resulting data, or null
-        */
-        public static function Get($group, $id)
-        {
-            if (self::isCached($group, $id)) {
-                return unserialize(self::read($group, $id));
-            }
-            
-            return null;
+    /**
+    * Retrieves data from the cache
+    *
+    * @param  string $group Group this data belongs to
+    * @param  string $id    Unique ID of the data
+    * @return mixed         Either the resulting data, or null
+    */
+    public static function Get($group, $id)
+    {
+        if (self::isCached($group, $id)) {
+            return unserialize(self::read($group, $id));
         }
+
+        return null;
+    }
         
-        /**
-        * Stores data in the cache
-        * 
-        * @param string $group Group this data belongs to
-        * @param string $id    Unique ID of the data
-        * @param int    $ttl   How long to cache for (in seconds)
-        * @param mixed  $data  The data to store
-        */
-        public static function Put($group, $id, $ttl, $data)
-        {
-            self::write($group, $id, $ttl, serialize($data));
-        }
+    /**
+    * Stores data in the cache
+    *
+    * @param string $group Group this data belongs to
+    * @param string $id    Unique ID of the data
+    * @param int    $ttl   How long to cache for (in seconds)
+    * @param mixed  $data  The data to store
+    */
+    public static function Put($group, $id, $ttl, $data)
+    {
+        self::write($group, $id, $ttl, serialize($data));
     }
-?>
\ No newline at end of file
+}
diff --git a/app/classes/Opml.php b/app/classes/Opml.php
index ae9e8b1..a9de2b0 100644
--- a/app/classes/Opml.php
+++ b/app/classes/Opml.php
@@ -2,12 +2,12 @@
 
 class Opml
 {
-    var $_xml = null;
-    var $_currentTag = '';
+    private $_xml = null;
+    private $_currentTag = '';
 
-    var $title = '';
-    var $entries = array();
-    var $map  =
+    public $title = '';
+    public $entries = array();
+    private $map  =
         array(
             'URL'         => 'website',
             'HTMLURL'     => 'website',
@@ -19,30 +19,28 @@ class Opml
         );
 
 
-    function parse($data)
+    public function parse($data)
     {
         $this->_xml = xml_parser_create('UTF-8');
         //xml_parser_set_option($this->_xml, XML_OPTION_CASE_FOLDING, false);
         //xml_parser_set_option($this->_xml, XML_OPTION_SKIP_WHITE, true);
         xml_set_object($this->_xml, $this);
-        xml_set_element_handler($this->_xml,'_openTag','_closeTag');
-        xml_set_character_data_handler ($this->_xml, '_cData');
+        xml_set_element_handler($this->_xml, '_openTag', '_closeTag');
+        xml_set_character_data_handler($this->_xml, '_cData');
 
-        xml_parse($this->_xml,$data);
+        xml_parse($this->_xml, $data);
         xml_parser_free($this->_xml);
         return $this->entries;
     }
 
 
-    function _openTag($p,$tag,$attrs)
+    private function _openTag($p, $tag, $attrs)
     {
         $this->_currentTag = $tag;
 
-        if ($tag == 'OUTLINE')
-        {
+        if ($tag == 'OUTLINE') {
             $i = count($this->entries);
-            foreach (array_keys($this->map) as $key)
-            {
+            foreach (array_keys($this->map) as $key) {
                 if (isset($attrs[$key])) {
                     $this->entries[$i][$this->map[$key]] = $attrs[$key];
                 }
@@ -50,21 +48,25 @@ class Opml
         }
     }
 
-    function _closeTag($p, $tag){
+    private function _closeTag($p, $tag)
+    {
         $this->_currentTag = '';
     }
 
-    function _cData($p, $cdata){
-        if ($this->_currentTag == 'TITLE'){
+    private function _cData($p, $cdata)
+    {
+        if ($this->_currentTag == 'TITLE') {
             $this->title = $cdata;
         }
     }
 
-    function getTitle(){
+    public function getTitle()
+    {
         return $this->title;
     }
 
-    function getPeople(){
+    public function getPeople()
+    {
         return $this->entries;
     }
-}
\ No newline at end of file
+}
diff --git a/app/classes/OpmlManager.php b/app/classes/OpmlManager.php
index d3940b2..66de7c9 100644
--- a/app/classes/OpmlManager.php
+++ b/app/classes/OpmlManager.php
@@ -26,7 +26,8 @@ class OpmlManager
      * @param Opml   $opml
      * @param string $file
      */
-    public static function save($opml, $file){
+    public static function save($opml, $file)
+    {
         $out = '<?xml version="1.0"?>'."\n";
         $out.= '<opml version="1.1">'."\n";
         $out.= '<head>'."\n";
@@ -44,7 +45,8 @@ class OpmlManager
         file_put_contents($file, $out);
     }
 
-    public static function backup($file){
+    public static function backup($file)
+    {
         copy($file, $file.'.bak');
     }
 }
diff --git a/app/classes/Planet.php b/app/classes/Planet.php
index d6007e5..898126f 100644
--- a/app/classes/Planet.php
+++ b/app/classes/Planet.php
@@ -51,7 +51,7 @@ class Planet
      *
      * @param PlanetConfig $config
      */
-    public function __construct($config=null)
+    public function __construct($config = null)
     {
         $this->config = $config === null ? new PlanetConfig() : $config;
 
@@ -87,7 +87,8 @@ class Planet
     {
         $this->items = $this->_filterItemsByCategory(
             $this->items,
-            $this->config->getCategories());
+            $this->config->getCategories()
+        );
 
         return $this->items;
     }
@@ -122,7 +123,7 @@ class Planet
 
         $opml = OpmlManager::load($file);
         $opml_people = $opml->getPeople();
-        foreach ($opml_people as $opml_person){
+        foreach ($opml_people as $opml_person) {
             $person = new PlanetFeed(
                 $opml_person['name'],
                 $opml_person['feed'],
@@ -146,7 +147,6 @@ class Planet
                 $feed->init();
                 $this->items = array_merge($this->items, $feed->get_items());
             }
-
         }
         $this->sort();
     }
@@ -156,7 +156,7 @@ class Planet
      *
      * @param float $max_load Percentage of feeds to load
      */
-    public function download($max_load=0.1)
+    public function download($max_load = 0.1)
     {
         $max_load_feeds = ceil(count($this->people) * $max_load);
         $opml = OpmlManager::load(__DIR__.'/../../custom/people.opml');
@@ -184,7 +184,7 @@ class Planet
             $isDown = '';
 
             // http://simplepie.org/wiki/reference/simplepie/merge_items ?
-            if (($feed->data) && ($feed->get_item_quantity() > 0)){
+            if (($feed->data) && ($feed->get_item_quantity() > 0)) {
                 $items = $feed->get_items();
                 $this->items = array_merge($this->items, $items);
             } else {
@@ -221,20 +221,21 @@ class Planet
     */
     public function _filterItemsByCategory($items, $categories = null)
     {
-        if (is_null($categories) or empty(trim($categories)))
-        {
+        if (is_null($categories) or empty(trim($categories))) {
             return $items;
         }
 
         $categories         = array_map('trim', explode(',', strtolower($categories)));
         $cb_category_filter =
-            function ($item) use ($categories)
-            {
-                if (!is_array($item_categories = $item->get_categories()))
+            function ($item) use ($categories) {
+                if (!is_array($item_categories = $item->get_categories())) {
                     return false;
+                }
 
                 $item_categories = array_map(
-                    function ($i) { return strtolower($i->get_label()); },
+                    function ($i) {
+                        return strtolower($i->get_label());
+                    },
                     $item_categories
                 );
 
diff --git a/app/classes/PlanetConfig.php b/app/classes/PlanetConfig.php
index f3928bc..257d1b9 100644
--- a/app/classes/PlanetConfig.php
+++ b/app/classes/PlanetConfig.php
@@ -52,7 +52,8 @@ class PlanetConfig
         return $this->conf['url'];
     }
 
-    public function getName(){
+    public function getName()
+    {
         return $this->conf['name'];
     }
 
@@ -190,5 +191,4 @@ class PlanetConfig
 
         $this->conf[$key] = $value;
     }
-
 }
diff --git a/app/classes/Simplel10n.php b/app/classes/Simplel10n.php
index 79313b3..f84ef5c 100755
--- a/app/classes/Simplel10n.php
+++ b/app/classes/Simplel10n.php
@@ -1,24 +1,28 @@
 <?php
 
 
-class Simplel10n {
+class Simplel10n
+{
 
     public $locale;
     public $l10nFolder;
 
-    public function __construct($locale='en') {
+    public function __construct($locale = 'en')
+    {
         $GLOBALS['locale'] = array();
         $this->locale      = $locale;
         $this->l10nFolder  = __DIR__ . '/../l10n/';
         $this->load($this->l10nFolder . $this->locale);
     }
 
-    public function setL1OnFolder($path) {
+    public function setL1OnFolder($path)
+    {
         $this->l10nFolder = $path;
     }
 
-    static function getString($str, $comment='') {
-        if(array_key_exists($str, $GLOBALS['locale'])) {
+    public static function getString($str, $comment = '')
+    {
+        if (array_key_exists($str, $GLOBALS['locale'])) {
             return trim(str_replace('{ok}', '', $GLOBALS['locale'][$str]));
         } else {
             return $str;
@@ -29,23 +33,27 @@ class Simplel10n {
      * This is the same as getString except that we don't remove the {ok} string
      * This is needed only for the extraction script
      */
-    static function extractString($str, $comment='') {
-        if(array_key_exists($str, $GLOBALS['locale'])) {
+    public static function extractString($str, $comment = '')
+    {
+        if (array_key_exists($str, $GLOBALS['locale'])) {
             return $GLOBALS['locale'][$str];
         } else {
             return $str;
         }
     }
 
-    static function load($pathToFile) {
+    public static function load($pathToFile)
+    {
 
-        if (!file_exists($pathToFile . '.lang')) return false;
+        if (!file_exists($pathToFile . '.lang')) {
+            return false;
+        }
 
         $file = file($pathToFile . '.lang');
 
         foreach ($file as $k => $v) {
-            if (substr($v,0,1) == ';' && !empty($file[$k+1])) {
-                $GLOBALS['locale'][trim(substr($v,1))] = trim($file[$k+1]);
+            if (substr($v, 0, 1) == ';' && !empty($file[$k+1])) {
+                $GLOBALS['locale'][trim(substr($v, 1))] = trim($file[$k+1]);
             }
         }
     }
diff --git a/app/helpers.php b/app/helpers.php
index 5f251e4..f3a9dfa 100644
--- a/app/helpers.php
+++ b/app/helpers.php
@@ -2,9 +2,9 @@
 
 /**
  * Register polyfills for old PHP versions.
- * 
+ *
  * This way, the real function will only be called if it
- * is available, and we won't force the use of our own 
+ * is available, and we won't force the use of our own
  * implementation.
  */
 function register_polyfills()
@@ -63,7 +63,7 @@ function is_installed()
  * @param  string $comment
  * @return string
  */
-function _g($str, $comment='')
+function _g($str, $comment = '')
 {
     return Simplel10n::getString($str, $comment);
 }
@@ -86,4 +86,3 @@ function removeCustomFiles()
         }
     }
 }
-
diff --git a/app/l10n/extract.php b/app/l10n/extract.php
index 1384827..ef44912 100755
--- a/app/l10n/extract.php
+++ b/app/l10n/extract.php
@@ -29,41 +29,44 @@ $GLOBALS['english'] = array();
  *
  */
 
-function extract_l10n_strings($file) {
+function extract_l10n_strings($file)
+{
     $lines    = file($file);
     $patterns = array('/_g\([\'"](.*?)[\'"]\)/', '/getString\([\'"](.*?)[\'"]\)/',);
 
     foreach ($lines as $line) {
-
         // Skip comments
-        if($line[0] == '#' || $line[0] == '/') continue;
+        if ($line[0] == '#' || $line[0] == '/') {
+            continue;
+        }
 
         // parsing logic
-        foreach($patterns as $pattern) {
-            if(preg_match_all($pattern, $line, $matches, PREG_PATTERN_ORDER)) {
-                foreach($matches[1] as $val) {
-
+        foreach ($patterns as $pattern) {
+            if (preg_match_all($pattern, $line, $matches, PREG_PATTERN_ORDER)) {
+                foreach ($matches[1] as $val) {
                     // Do not extract php variables calls or empty strings
-                    if($val[0] == '$' || $val == '') continue;
+                    if ($val[0] == '$' || $val == '') {
+                        continue;
+                    }
 
                     // Is there a localization comment ?
                     $l10n_note = explode("',", $val);
 
                     // Also test strings in double quotes
-                    if(count($l10n_note) == 1) {
+                    if (count($l10n_note) == 1) {
                         $l10n_note = explode('",', $val);
                     }
 
                     // Extract cleaned up strings
-                    if(count($l10n_note) == 2) {
+                    if (count($l10n_note) == 2) {
                         $l10n_str  = trim($l10n_note[0]);
-                        $l10n_note = trim(substr(trim($l10n_note[1]),1)); # Remove quote at begining of string
+                        $l10n_note = trim(substr(trim($l10n_note[1]), 1)); # Remove quote at begining of string
                     } else {
                         $l10n_str  = trim($val);
                         $l10n_note = '';
                     }
 
-                    if(!array_key_exists($l10n_str, $GLOBALS['english'])) {
+                    if (!array_key_exists($l10n_str, $GLOBALS['english'])) {
                         $GLOBALS['english'][$l10n_str] = array($l10n_str, $l10n_note);
                     }
                 }
@@ -80,12 +83,13 @@ function extract_l10n_strings($file) {
  *     show_l10n_strings() ;
  */
 
-function show_l10n_strings() {
+function show_l10n_strings()
+{
 
     header('Content-Type:text/plain');
 
-    foreach($GLOBALS['english'] as $val) {
-        if($val[1]) {
+    foreach ($GLOBALS['english'] as $val) {
+        if ($val[1]) {
             echo '# ' . $val[1] . "\n";
         }
         echo ";$val[0]\n";
@@ -98,28 +102,28 @@ function show_l10n_strings() {
  * returns an array of file paths
  */
 
-function find_all_files($dir) {
+function find_all_files($dir)
+{
 
     $result = array();
     $root = scandir($dir);
 
     $ignore = array('.', '..', '.git', '.svn', '.hg', 'cache', '.gitignore', 'lib');
 
-    foreach($root as $value) {
-
-        if(in_array($value, $ignore)) {
+    foreach ($root as $value) {
+        if (in_array($value, $ignore)) {
             continue;
         }
 
-        if(is_file("$dir/$value")) {
+        if (is_file("$dir/$value")) {
             $split = explode('.', $value);
-            if(end($split) == 'php'){
+            if (end($split) == 'php') {
                 $result[] = "$dir/$value";
             }
             continue;
         }
 
-        foreach(find_all_files("$dir/$value") as $value) {
+        foreach (find_all_files("$dir/$value") as $value) {
             $result[]=$value;
         }
     }
@@ -127,11 +131,12 @@ function find_all_files($dir) {
     return $result;
 }
 
-function update_lang_files($source, $dest) {
+function update_lang_files($source, $dest)
+{
 
     $files = find_all_files($source);
 
-    foreach($files as $file) {
+    foreach ($files as $file) {
         extract_l10n_strings($file);
     }
 
@@ -142,39 +147,38 @@ function update_lang_files($source, $dest) {
 
     // list locales
     $locales = array();
-    foreach($files as $file) {
-
-        if(in_array($file, $ignore)) {
+    foreach ($files as $file) {
+        if (in_array($file, $ignore)) {
             continue;
         }
 
         $split   = explode('.', $file);
 
-        if($split[1] == 'lang') {
+        if ($split[1] == 'lang') {
             $locales[] = $split[0];
         }
-     }
+    }
 
 
-     foreach($locales as $locale) {
+    foreach ($locales as $locale) {
         $status[$locale] = 0;
         $lang_file_path  = $dest . '/' . $locale;
 
         Simplel10n::load($lang_file_path);
 
         ob_start();
-        foreach($GLOBALS['english'] as $key => $val) {
+        foreach ($GLOBALS['english'] as $key => $val) {
             $warning = '';
             $value   = @Simplel10n::extractString($key);
 
-            if($value == $val[0]) {
+            if ($value == $val[0]) {
                 $status[$locale]++;
                 $warning = ' ** String needs translation **';
             }
 
-            if($val[1]) {
+            if ($val[1]) {
                 echo '# Translation note: ' . $val[1] . $warning . "\n";
-            } elseif($warning != '') {
+            } elseif ($warning != '') {
                 echo '# Translation note: ' . $warning . "\n";
             }
 
@@ -187,16 +191,16 @@ function update_lang_files($source, $dest) {
         file_put_contents($lang_file_path. '.lang', $content);
 
         unset($GLOBALS['locale']);
-     }
+    }
 
 
      // Display a short status report
      header('Content-Type:text/plain');
      echo "Number of English strings: " . count($GLOBALS['english']) . "\n";
      echo "Your installation has these languages installed: " . implode(', ', $locales) . "\n";
-     foreach($locales as $val) {
+    foreach ($locales as $val) {
         echo $val . " has " . $status[$val] . " untranslated strings.\n";
-     }
+    }
 }
 
 update_lang_files($root, $root . 'app/l10n');
diff --git a/atom.php b/atom.php
index 3af030d..59be240 100644
--- a/atom.php
+++ b/atom.php
@@ -2,7 +2,9 @@
 include_once(__DIR__.'/app/app.php');
 include_once(__DIR__.'/app/classes/Cache.php');
 
-if ($Planet->loadOpml(__DIR__.'/custom/people.opml') == 0) exit;
+if ($Planet->loadOpml(__DIR__.'/custom/people.opml') == 0) {
+    exit;
+}
 
 $Planet->loadFeeds();
 $items = $Planet->getItems();
@@ -22,8 +24,7 @@ echo '<?xml version="1.0" encoding="UTF-8" ?>';
     <author><name><?=htmlspecialchars($PlanetConfig->getName())?></name></author>
 
 <?php $count = 0; ?>
-<?php foreach ($items as $item): ?>
-
+<?php foreach ($items as $item) : ?>
     <entry>
         <title type="html"><?=htmlspecialchars($item->get_feed()->getName())?> : <?=htmlspecialchars($item->get_title())?></title>
         <id><?=htmlspecialchars($item->get_permalink())?></id>
@@ -35,7 +36,9 @@ echo '<?xml version="1.0" encoding="UTF-8" ?>';
         <content type="html"><![CDATA[<?=$item->get_content()?>]]></content>
     </entry>
 
-<?php if (++$count == $limit) break; ?>
+    <?php if (++$count == $limit) {
+        break;
+    } ?>
 <?php endforeach; ?>
 
 </feed>
diff --git a/composer.json b/composer.json
index ffa4c92..712094b 100644
--- a/composer.json
+++ b/composer.json
@@ -19,7 +19,11 @@
     },
     "require-dev": {
         "guzzlehttp/guzzle": "^7.4",
-        "phpunit/phpunit": "^9.5"
+        "phpunit/phpunit": "^9.5",
+        "phpstan/phpstan": "^1.3",
+        "phpmd/phpmd": "^2.11",
+        "php-parallel-lint/php-parallel-lint": "^1.3",
+        "squizlabs/php_codesniffer": "^3.6"
     },
     "scripts": {
         "test": ""
diff --git a/composer.lock b/composer.lock
index 3c48330..9abd6be 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "fd5522c67bffd0ec8b237b5304cff933",
+    "content-hash": "319417453dfb2b52e702dd45f9ee6b8b",
     "packages": [
         {
             "name": "mustangostang/spyc",
@@ -179,6 +179,143 @@
         }
     ],
     "packages-dev": [
+        {
+            "name": "composer/pcre",
+            "version": "1.0.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/composer/pcre.git",
+                "reference": "3d322d715c43a1ac36c7fe215fa59336265500f2"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/composer/pcre/zipball/3d322d715c43a1ac36c7fe215fa59336265500f2",
+                "reference": "3d322d715c43a1ac36c7fe215fa59336265500f2",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^5.3.2 || ^7.0 || ^8.0"
+            },
+            "require-dev": {
+                "phpstan/phpstan": "^1",
+                "phpstan/phpstan-strict-rules": "^1.1",
+                "symfony/phpunit-bridge": "^4.2 || ^5"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-main": "1.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Composer\\Pcre\\": "src"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Jordi Boggiano",
+                    "email": "j.boggiano@seld.be",
+                    "homepage": "http://seld.be"
+                }
+            ],
+            "description": "PCRE wrapping library that offers type-safe preg_* replacements.",
+            "keywords": [
+                "PCRE",
+                "preg",
+                "regex",
+                "regular expression"
+            ],
+            "support": {
+                "issues": "https://github.com/composer/pcre/issues",
+                "source": "https://github.com/composer/pcre/tree/1.0.0"
+            },
+            "funding": [
+                {
+                    "url": "https://packagist.com",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/composer",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/composer/composer",
+                    "type": "tidelift"
+                }
+            ],
+            "time": "2021-12-06T15:17:27+00:00"
+        },
+        {
+            "name": "composer/xdebug-handler",
+            "version": "2.0.4",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/composer/xdebug-handler.git",
+                "reference": "0c1a3925ec58a4ec98e992b9c7d171e9e184be0a"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/composer/xdebug-handler/zipball/0c1a3925ec58a4ec98e992b9c7d171e9e184be0a",
+                "reference": "0c1a3925ec58a4ec98e992b9c7d171e9e184be0a",
+                "shasum": ""
+            },
+            "require": {
+                "composer/pcre": "^1",
+                "php": "^5.3.2 || ^7.0 || ^8.0",
+                "psr/log": "^1 || ^2 || ^3"
+            },
+            "require-dev": {
+                "phpstan/phpstan": "^1.0",
+                "phpstan/phpstan-strict-rules": "^1.1",
+                "symfony/phpunit-bridge": "^4.2 || ^5.0 || ^6.0"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "Composer\\XdebugHandler\\": "src"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "John Stevenson",
+                    "email": "john-stevenson@blueyonder.co.uk"
+                }
+            ],
+            "description": "Restarts a process without Xdebug.",
+            "keywords": [
+                "Xdebug",
+                "performance"
+            ],
+            "support": {
+                "irc": "irc://irc.freenode.org/composer",
+                "issues": "https://github.com/composer/xdebug-handler/issues",
+                "source": "https://github.com/composer/xdebug-handler/tree/2.0.4"
+            },
+            "funding": [
+                {
+                    "url": "https://packagist.com",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/composer",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/composer/composer",
+                    "type": "tidelift"
+                }
+            ],
+            "time": "2022-01-04T17:06:45+00:00"
+        },
         {
             "name": "doctrine/instantiator",
             "version": "1.4.0",
@@ -682,6 +819,63 @@
             },
             "time": "2021-11-30T19:35:32+00:00"
         },
+        {
+            "name": "pdepend/pdepend",
+            "version": "2.10.2",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/pdepend/pdepend.git",
+                "reference": "c8c1d2af43fb8c2b5387d50e9c42a9c56de13686"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/pdepend/pdepend/zipball/c8c1d2af43fb8c2b5387d50e9c42a9c56de13686",
+                "reference": "c8c1d2af43fb8c2b5387d50e9c42a9c56de13686",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.7",
+                "symfony/config": "^2.3.0|^3|^4|^5",
+                "symfony/dependency-injection": "^2.3.0|^3|^4|^5",
+                "symfony/filesystem": "^2.3.0|^3|^4|^5"
+            },
+            "require-dev": {
+                "easy-doc/easy-doc": "0.0.0|^1.2.3",
+                "gregwar/rst": "^1.0",
+                "phpunit/phpunit": "^4.8.36|^5.7.27",
+                "squizlabs/php_codesniffer": "^2.0.0"
+            },
+            "bin": [
+                "src/bin/pdepend"
+            ],
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "2.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "PDepend\\": "src/main/php/PDepend"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "description": "Official version of pdepend to be handled with Composer",
+            "support": {
+                "issues": "https://github.com/pdepend/pdepend/issues",
+                "source": "https://github.com/pdepend/pdepend/tree/2.10.2"
+            },
+            "funding": [
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/pdepend/pdepend",
+                    "type": "tidelift"
+                }
+            ],
+            "time": "2021-11-16T20:05:32+00:00"
+        },
         {
             "name": "phar-io/manifest",
             "version": "2.0.3",
@@ -793,6 +987,63 @@
             },
             "time": "2021-02-23T14:00:09+00:00"
         },
+        {
+            "name": "php-parallel-lint/php-parallel-lint",
+            "version": "v1.3.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/php-parallel-lint/PHP-Parallel-Lint.git",
+                "reference": "761f3806e30239b5fcd90a0a45d41dc2138de192"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/php-parallel-lint/PHP-Parallel-Lint/zipball/761f3806e30239b5fcd90a0a45d41dc2138de192",
+                "reference": "761f3806e30239b5fcd90a0a45d41dc2138de192",
+                "shasum": ""
+            },
+            "require": {
+                "ext-json": "*",
+                "php": ">=5.3.0"
+            },
+            "replace": {
+                "grogy/php-parallel-lint": "*",
+                "jakub-onderka/php-parallel-lint": "*"
+            },
+            "require-dev": {
+                "nette/tester": "^1.3 || ^2.0",
+                "php-parallel-lint/php-console-highlighter": "~0.3",
+                "squizlabs/php_codesniffer": "^3.6"
+            },
+            "suggest": {
+                "php-parallel-lint/php-console-highlighter": "Highlight syntax in code snippet"
+            },
+            "bin": [
+                "parallel-lint"
+            ],
+            "type": "library",
+            "autoload": {
+                "classmap": [
+                    "./"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-2-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Jakub Onderka",
+                    "email": "ahoj@jakubonderka.cz"
+                }
+            ],
+            "description": "This tool check syntax of PHP files about 20x faster than serial check.",
+            "homepage": "https://github.com/php-parallel-lint/PHP-Parallel-Lint",
+            "support": {
+                "issues": "https://github.com/php-parallel-lint/PHP-Parallel-Lint/issues",
+                "source": "https://github.com/php-parallel-lint/PHP-Parallel-Lint/tree/v1.3.1"
+            },
+            "time": "2021-08-13T05:35:13+00:00"
+        },
         {
             "name": "phpdocumentor/reflection-common",
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@@ -953,6 +1204,89 @@
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@@ -1020,6 +1354,70 @@
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@@ -1442,27 +1840,75 @@
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@@ -1601,6 +2047,56 @@
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+            "license": [
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+                    "homepage": "https://www.php-fig.org/"
+                }
+            ],
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+            "homepage": "https://github.com/php-fig/log",
+            "keywords": [
+                "log",
+                "psr",
+                "psr-3"
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@@ -2609,6 +3105,230 @@
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@@ -2677,44 +3397,32 @@
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@@ -2756,7 +3458,416 @@
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+        {
+            "name": "symfony/polyfill-ctype",
+            "version": "v1.24.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/polyfill-ctype.git",
+                "reference": "30885182c981ab175d4d034db0f6f469898070ab"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/symfony/polyfill-ctype/zipball/30885182c981ab175d4d034db0f6f469898070ab",
+                "reference": "30885182c981ab175d4d034db0f6f469898070ab",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=7.1"
+            },
+            "provide": {
+                "ext-ctype": "*"
+            },
+            "suggest": {
+                "ext-ctype": "For best performance"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-main": "1.23-dev"
+                },
+                "thanks": {
+                    "name": "symfony/polyfill",
+                    "url": "https://github.com/symfony/polyfill"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Polyfill\\Ctype\\": ""
+                },
+                "files": [
+                    "bootstrap.php"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Gert de Pagter",
+                    "email": "BackEndTea@gmail.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Symfony polyfill for ctype functions",
+            "homepage": "https://symfony.com",
+            "keywords": [
+                "compatibility",
+                "ctype",
+                "polyfill",
+                "portable"
+            ],
+            "support": {
+                "source": "https://github.com/symfony/polyfill-ctype/tree/v1.24.0"
+            },
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
+            "time": "2021-10-20T20:35:02+00:00"
+        },
+        {
+            "name": "symfony/polyfill-mbstring",
+            "version": "v1.24.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/polyfill-mbstring.git",
+                "reference": "0abb51d2f102e00a4eefcf46ba7fec406d245825"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/symfony/polyfill-mbstring/zipball/0abb51d2f102e00a4eefcf46ba7fec406d245825",
+                "reference": "0abb51d2f102e00a4eefcf46ba7fec406d245825",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=7.1"
+            },
+            "provide": {
+                "ext-mbstring": "*"
+            },
+            "suggest": {
+                "ext-mbstring": "For best performance"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-main": "1.23-dev"
+                },
+                "thanks": {
+                    "name": "symfony/polyfill",
+                    "url": "https://github.com/symfony/polyfill"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Polyfill\\Mbstring\\": ""
+                },
+                "files": [
+                    "bootstrap.php"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Nicolas Grekas",
+                    "email": "p@tchwork.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Symfony polyfill for the Mbstring extension",
+            "homepage": "https://symfony.com",
+            "keywords": [
+                "compatibility",
+                "mbstring",
+                "polyfill",
+                "portable",
+                "shim"
+            ],
+            "support": {
+                "source": "https://github.com/symfony/polyfill-mbstring/tree/v1.24.0"
+            },
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
+            "time": "2021-11-30T18:21:41+00:00"
+        },
+        {
+            "name": "symfony/polyfill-php80",
+            "version": "v1.24.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/polyfill-php80.git",
+                "reference": "57b712b08eddb97c762a8caa32c84e037892d2e9"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/symfony/polyfill-php80/zipball/57b712b08eddb97c762a8caa32c84e037892d2e9",
+                "reference": "57b712b08eddb97c762a8caa32c84e037892d2e9",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=7.1"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-main": "1.23-dev"
+                },
+                "thanks": {
+                    "name": "symfony/polyfill",
+                    "url": "https://github.com/symfony/polyfill"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Polyfill\\Php80\\": ""
+                },
+                "files": [
+                    "bootstrap.php"
+                ],
+                "classmap": [
+                    "Resources/stubs"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Ion Bazan",
+                    "email": "ion.bazan@gmail.com"
+                },
+                {
+                    "name": "Nicolas Grekas",
+                    "email": "p@tchwork.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Symfony polyfill backporting some PHP 8.0+ features to lower PHP versions",
+            "homepage": "https://symfony.com",
+            "keywords": [
+                "compatibility",
+                "polyfill",
+                "portable",
+                "shim"
+            ],
+            "support": {
+                "source": "https://github.com/symfony/polyfill-php80/tree/v1.24.0"
+            },
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
+            "time": "2021-09-13T13:58:33+00:00"
+        },
+        {
+            "name": "symfony/polyfill-php81",
+            "version": "v1.24.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/polyfill-php81.git",
+                "reference": "5de4ba2d41b15f9bd0e19b2ab9674135813ec98f"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/symfony/polyfill-php81/zipball/5de4ba2d41b15f9bd0e19b2ab9674135813ec98f",
+                "reference": "5de4ba2d41b15f9bd0e19b2ab9674135813ec98f",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=7.1"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-main": "1.23-dev"
+                },
+                "thanks": {
+                    "name": "symfony/polyfill",
+                    "url": "https://github.com/symfony/polyfill"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Polyfill\\Php81\\": ""
+                },
+                "files": [
+                    "bootstrap.php"
+                ],
+                "classmap": [
+                    "Resources/stubs"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Nicolas Grekas",
+                    "email": "p@tchwork.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Symfony polyfill backporting some PHP 8.1+ features to lower PHP versions",
+            "homepage": "https://symfony.com",
+            "keywords": [
+                "compatibility",
+                "polyfill",
+                "portable",
+                "shim"
+            ],
+            "support": {
+                "source": "https://github.com/symfony/polyfill-php81/tree/v1.24.0"
+            },
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
+            "time": "2021-09-13T13:58:11+00:00"
+        },
+        {
+            "name": "symfony/service-contracts",
+            "version": "v2.4.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/service-contracts.git",
+                "reference": "d664541b99d6fb0247ec5ff32e87238582236204"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/symfony/service-contracts/zipball/d664541b99d6fb0247ec5ff32e87238582236204",
+                "reference": "d664541b99d6fb0247ec5ff32e87238582236204",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=7.2.5",
+                "psr/container": "^1.1"
+            },
+            "conflict": {
+                "ext-psr": "<1.1|>=2"
+            },
+            "suggest": {
+                "symfony/service-implementation": ""
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-main": "2.4-dev"
+                },
+                "thanks": {
+                    "name": "symfony/contracts",
+                    "url": "https://github.com/symfony/contracts"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Contracts\\Service\\": ""
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Nicolas Grekas",
+                    "email": "p@tchwork.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Generic abstractions related to writing services",
+            "homepage": "https://symfony.com",
+            "keywords": [
+                "abstractions",
+                "contracts",
+                "decoupling",
+                "interfaces",
+                "interoperability",
+                "standards"
+            ],
+            "support": {
+                "source": "https://github.com/symfony/service-contracts/tree/v2.4.1"
+            },
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
+            "time": "2021-11-04T16:37:19+00:00"
         },
         {
             "name": "theseer/tokenizer",
diff --git a/cron.php b/cron.php
index 9cc56a6..a32a392 100644
--- a/cron.php
+++ b/cron.php
@@ -10,4 +10,4 @@ if ($conf['debug'] === true) {
     foreach ($Planet->errors as $error) {
         echo $error->toString() . "\n";
     }
-}
\ No newline at end of file
+}
diff --git a/custom/views/archive/index.tpl.php b/custom/views/archive/index.tpl.php
index 16bc6ab..7dd2737 100755
--- a/custom/views/archive/index.tpl.php
+++ b/custom/views/archive/index.tpl.php
@@ -1,9 +1,9 @@
 <?php
 $count = 0;
-$today = Array();
-$week = Array();
-$month = Array();
-$older = Array();
+$today = array();
+$week = array();
+$month = array();
+$older = array();
 $now = time();
 
 foreach ($items as $item) {
@@ -45,11 +45,11 @@ header('Content-type: text/html; charset=UTF-8');
                 <p class="article-content"><?=_g('No news, good news.')?></p>
             </div>
             <?php endif; ?>
-            <?php if (count($today)): ?>
+            <?php if (count($today)) : ?>
             <div class="article">
                 <h2><?=_g('Today')?></h2>
                 <ul>
-                <?php foreach ($today as $item): ?>
+                <?php foreach ($today as $item) : ?>
                     <?php $feed = $item->get_feed(); ?>
                     <li>
                     <a href="<?php echo $feed->getWebsite() ?>" class="source"><?php echo $feed->getName() ?></a> :
@@ -60,11 +60,11 @@ header('Content-type: text/html; charset=UTF-8');
             </div>
             <?php endif; ?>
 
-            <?php if (count($week)): ?>
+            <?php if (count($week)) : ?>
             <div class="article">
                 <h2><?=_g('This week')?></h2>
                 <ul>
-                <?php foreach ($week as $item): ?>
+                <?php foreach ($week as $item) : ?>
                     <?php $feed = $item->get_feed(); ?>
                     <li>
                     <a href="<?php echo $feed->getWebsite() ?>" class="source"><?php echo $feed->getName() ?></a> :
@@ -75,11 +75,11 @@ header('Content-type: text/html; charset=UTF-8');
             </div>
             <?php endif; ?>
 
-            <?php if (count($month)): ?>
+            <?php if (count($month)) : ?>
             <div class="article">
                 <h2><?=_g('This month')?></h2>
                 <ul>
-                <?php foreach ($month as $item): ?>
+                <?php foreach ($month as $item) : ?>
                     <?php $feed = $item->get_feed(); ?>
                     <li>
                     <a href="<?php echo $feed->getWebsite() ?>" class="source"><?php echo $feed->getName() ?></a> :
@@ -90,11 +90,11 @@ header('Content-type: text/html; charset=UTF-8');
             </div>
             <?php endif; ?>
 
-            <?php if (count($older)): ?>
+            <?php if (count($older)) : ?>
             <div class="article">
                 <h2><?=_g('Older items')?></h2>
                 <ul>
-                <?php foreach ($older as $item): ?>
+                <?php foreach ($older as $item) : ?>
                     <?php $feed = $item->get_feed(); ?>
                     <li>
                     <a href="<?php echo $feed->getWebsite() ?>" class="source"><?php echo $feed->getName() ?></a> :
diff --git a/custom/views/default/index.tpl.php b/custom/views/default/index.tpl.php
index c33ffa5..b3fa1e0 100644
--- a/custom/views/default/index.tpl.php
+++ b/custom/views/default/index.tpl.php
@@ -32,7 +32,7 @@ header('Content-type: text/html; charset=UTF-8');
                     <p class="article-content"><?=_g('No news, good news.')?></p>
                 </div>
             <?php else : ?>
-                <?php foreach ($items as $item): ?>
+                <?php foreach ($items as $item) : ?>
                     <?php
                     $arParsedUrl = parse_url($item->get_feed()->getWebsite());
                     $host = 'from-' . preg_replace('/[^a-zA-Z0-9]/i', '-', $arParsedUrl['host']);
@@ -60,7 +60,9 @@ header('Content-type: text/html; charset=UTF-8');
                             <?php echo $item->get_content(); ?>
                         </div>
                     </div>
-                    <?php if (++$count == $limit) { break; } ?>
+                    <?php if (++$count == $limit) {
+                        break;
+                    } ?>
                 <?php endforeach; ?>
             <?php endif; ?>
         </div>
diff --git a/custom/views/install.tpl.php b/custom/views/install.tpl.php
index 9eaff65..8fbb99e 100644
--- a/custom/views/install.tpl.php
+++ b/custom/views/install.tpl.php
@@ -102,8 +102,7 @@
         </form>
     </div>
 
-<?php elseif ($status =='installed'): ?>
-
+<?php elseif ($status =='installed') : ?>
     <p><?=_g('Congratulations! Your moonmoon is ready.')?></p>
     <h3><?=_g("What's next?")?></h3>
     <ol>
diff --git a/index.php b/index.php
index af37b7c..627c8da 100755
--- a/index.php
+++ b/index.php
@@ -9,7 +9,7 @@ if (!isset($Planet)) {
 }
 
 //Load from cache
-$items = Array();
+$items = array();
 if (0 < $Planet->loadOpml(__DIR__.'/custom/people.opml')) {
     $Planet->loadFeeds();
     $items = $Planet->getItems();
@@ -36,7 +36,7 @@ if (isset($_GET['type']) && $_GET['type'] == 'atom10') {
 //Go display
 if (!isset($_GET['type']) ||
     !is_file(__DIR__.'/custom/views/'.$_GET['type'].'/index.tpl.php') ||
-    strpos($_GET['type'], DIRECTORY_SEPARATOR) || strpos($GET['type'], '..')){
+    strpos($_GET['type'], DIRECTORY_SEPARATOR) || strpos($GET['type'], '..')) {
     $_GET['type'] = 'default';
 }
 
diff --git a/install.php b/install.php
index 1dc1837..5dc20bc 100755
--- a/install.php
+++ b/install.php
@@ -3,7 +3,8 @@
 require_once __DIR__ . '/app/app.php';
 
 // This is an helper function returning an html table row to avoid code duplication
-function installStatus($str, $msg, $result) {
+function installStatus($str, $msg, $result)
+{
     $class = ($result) ? 'ok' : 'fail';
     return '<tr><td>' . $str . '</td><td class="' . $class . '">' . $msg . '</td></tr>';
 }
@@ -12,7 +13,6 @@ function installStatus($str, $msg, $result) {
 if (is_installed()) {
     $status = 'installed';
 } elseif (isset($_POST['url'])) {
-
     // Do no try to use the file of an invalid locale
     if (strstr($_POST['locale'], '..') !== false
     || !file_exists(__DIR__ . "/app/l10n/${_REQUEST['locale']}.lang")) {
@@ -39,13 +39,12 @@ if (is_installed()) {
         $status = 'installed';
     }
 } else {
-
     // We start by malking sure we have PHP5 as a base requirement
-    if(version_compare(PHP_VERSION, '7.2.0') >= 0) {
-        $strInstall = installStatus('Server is running at least PHP 7.2', 'OK',true);
+    if (version_compare(PHP_VERSION, '7.2.0') >= 0) {
+        $strInstall = installStatus('Server is running at least PHP 7.2', 'OK', true);
         $strRecommendation = '';
     } else {
-        $strInstall = installStatus('Server is running at least PHP 7.2', 'FAIL',false);
+        $strInstall = installStatus('Server is running at least PHP 7.2', 'FAIL', false);
         $strRecommendation = '<li>Check your server documentation to activate at least PHP 7.2</li>';
     }
 
@@ -79,18 +78,17 @@ if (is_installed()) {
 
     // We now test that all required files and directories are writable.
     foreach ($tests as $v) {
-        if(touch(__DIR__ . $v)) {
+        if (touch(__DIR__ . $v)) {
             $strInstall .= installStatus("<code>$v</code> is writable", 'OK', true);
             unlink(__DIR__.$v);
         } else {
-            $strInstall .= installStatus("<code>$v</code> is writable", 'FAIL',false);
+            $strInstall .= installStatus("<code>$v</code> is writable", 'FAIL', false);
             $strRecommendation .= "<li>Make <code>$v</code> writable with CHMOD</li>";
         }
     }
 
     // We can now decide if we install moonmoon or not
     $status = ($strRecommendation != '') ? 'error' : 'install';
-
 }
 
-require_once views_path('install.tpl.php');
\ No newline at end of file
+require_once views_path('install.tpl.php');
diff --git a/phpcs.xml b/phpcs.xml
new file mode 100644
index 0000000..e741e42
--- /dev/null
+++ b/phpcs.xml
@@ -0,0 +1,11 @@
+<?xml version="1.0"?>
+<ruleset>
+	<rule ref="PSR1"/>
+	<rule ref="PSR2"/>
+	<file>.</file>
+	<arg value="np"/>
+	<arg name="colors"/>
+	<arg name="extensions" value="php,inc"/>
+	<arg name="encoding" value="utf8"/>
+	<exclude-pattern>vendor/</exclude-pattern>
+</ruleset>
\ No newline at end of file
diff --git a/postload.php b/postload.php
index 7341b82..f0f10fd 100644
--- a/postload.php
+++ b/postload.php
@@ -8,10 +8,8 @@ if (!is_installed()) {
 
 $xml = new SimpleXMLElement(file_get_contents(custom_path('people.opml')));
 
-foreach ($xml->xpath('/opml/body/outline[@xmlUrl]') as $element)
-{
-    if ($element->attributes()->xmlUrl == $_GET['url'])
-    {
+foreach ($xml->xpath('/opml/body/outline[@xmlUrl]') as $element) {
+    if ($element->attributes()->xmlUrl == $_GET['url']) {
         $person = new PlanetFeed(
             '',
             $_GET['url'],
@@ -27,4 +25,4 @@ foreach ($xml->xpath('/opml/body/outline[@xmlUrl]') as $element)
     }
 }
 
-echo 'Updating this URL is not allowed.';
\ No newline at end of file
+echo 'Updating this URL is not allowed.';
diff --git a/tests/GuzzleHarness.php b/tests/GuzzleHarness.php
index 443235d..7273ba8 100644
--- a/tests/GuzzleHarness.php
+++ b/tests/GuzzleHarness.php
@@ -16,5 +16,4 @@ class GuzzleHarness extends TestCase
             'timeout' => 1,
         ]);
     }
-
-}
\ No newline at end of file
+}
diff --git a/tests/InstallTest.php b/tests/InstallTest.php
index e43f107..fe5dc4e 100644
--- a/tests/InstallTest.php
+++ b/tests/InstallTest.php
@@ -2,7 +2,8 @@
 
 require_once 'GuzzleHarness.php';
 
-class InstallTest extends GuzzleHarness {
+class InstallTest extends GuzzleHarness
+{
 
     public function setUp() : void
     {
@@ -58,4 +59,4 @@ class InstallTest extends GuzzleHarness {
         $this->assertEquals(200, $res->getStatusCode());
         $this->assertStringContainsString('Your moonmoon is ready.', (string) $res->getBody());
     }
-}
\ No newline at end of file
+}
diff --git a/tests/PlanetErrorTest.php b/tests/PlanetErrorTest.php
index d2f4599..c2570ab 100644
--- a/tests/PlanetErrorTest.php
+++ b/tests/PlanetErrorTest.php
@@ -9,4 +9,4 @@ class PlanetErrorTest extends TestCase
         $error = new PlanetError(1, 'foo');
         $this->assertEquals('notice: foo', $error->toString());
     }
-}
\ No newline at end of file
+}
diff --git a/tests/PlanetTest.php b/tests/PlanetTest.php
index 17fdca8..d4b87b8 100644
--- a/tests/PlanetTest.php
+++ b/tests/PlanetTest.php
@@ -2,16 +2,17 @@
 
 use PHPUnit\Framework\TestCase;
 
-class FoolCategory {
+class FoolCategory
+{
 
     protected $name;
 
-    function __construct($name)
+    public function __construct($name)
     {
         $this->name = $name;
     }
 
-    function get_label()
+    public function get_label()
     {
         return $this->name;
     }
@@ -21,13 +22,15 @@ class FoolItem
 {
     protected $categories;
 
-    function __construct($categories)
+    public function __construct($categories)
     {
-        foreach ($categories as $c)
+        foreach ($categories as $c) {
             $this->categories[] = new FoolCategory($c);
+        }
     }
 
-    function get_categories() {
+    public function get_categories()
+    {
         return $this->categories;
     }
 }
@@ -80,5 +83,4 @@ class PlanetTest extends TestCase
         $this->assertEquals(count($this->planet->_filterItemsByCategory($this->items, 'catA,catB,catC')), 4);
         $this->assertEquals(count($this->planet->_filterItemsByCategory($this->items, 'catA, catB')), 3);
     }
-
 }
-- 
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