diff --git a/.Jenkinsfile b/.Jenkinsfile
new file mode 100644
index 0000000..53221aa
--- /dev/null
+++ b/.Jenkinsfile
@@ -0,0 +1,23 @@
+pipeline {
+    agent none
+    stages {
+        stage('PHPStan (static analysis)') {
+	    agent {
+		docker {
+		    image 'php:8.2-cli'
+		}
+	    }
+            steps {
+                script {
+                    sh 'curl -fsSL https://github.com/phpstan/phpstan/releases/download/1.10.41/phpstan.phar -o phpstan.phar'
+                    sh 'php ./phpstan.phar analyse --configuration=phpstan.neon --memory-limit=512M --error-format=junit > phpstan-results.junit.xml'
+                }
+            }
+            post {
+                always {
+                    junit 'phpstan-results.junit.xml'
+                }
+            }
+        }
+    }
+}
diff --git a/evolibs/Form.php b/evolibs/Form.php
index 74aea53..0a050ef 100644
--- a/evolibs/Form.php
+++ b/evolibs/Form.php
@@ -263,6 +263,8 @@ class FormField {
     protected $read_only = null;
     protected $disabled = null;
     private $storage = NULL;
+    protected $mandatory = null;
+    protected $hidden = null;
 
     protected function __construct($label) {
         $this->storage = & $_SESSION;
@@ -638,7 +640,7 @@ class EmailInputFormField extends TextInputFormField {
             return FALSE;
         }
 
-        if(!empty($this->value) && !eregi('^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,4}$',$this->value)){
+        if(!empty($this->value) && !preg_match('/^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,4}$/i', $this->value)){
             if($set_error) $this->error = 'Adresse email invalide';
             return FALSE;
         }
@@ -794,7 +796,7 @@ class MultipleCheckBoxInputFormField extends FormField {
     protected $mandatory = NULL;
     protected $list = array();
 
-    public function __construct($label, $mandatory=TRUE, $list) {
+    public function __construct($label, $list, $mandatory=TRUE) {
         parent::__construct($label);
         $this->mandatory = $mandatory;
         $this->list = $list;
@@ -877,7 +879,7 @@ class SelectFormField extends FormField {
     protected $mandatory = NULL;
     protected $list = array();
 
-    public function __construct($label, $mandatory=TRUE, $list) {
+    public function __construct($label, $list, $mandatory=TRUE) {
         parent::__construct($label);
         $this->mandatory = $mandatory;
         $this->list = $list;
@@ -933,7 +935,7 @@ class RadioFormField extends FormField {
     protected $mandatory = NULL;
     protected $list = array();
 
-    public function __construct($label, $mandatory=TRUE, $list, $default = null) {
+    public function __construct($label, $list, $mandatory=TRUE, $default = null) {
         parent::__construct($label);
         $this->mandatory = $mandatory;
         $this->list = $list;
@@ -995,7 +997,7 @@ class ButtonInputFormField extends FormField {
     protected $event = NULL;
     protected $action = NULL;
 
-    public function __construct($label,$mandatory=FALSE, $event, $action) {
+    public function __construct($label, $event, $action, $mandatory=FALSE) {
         parent::__construct($label);
         $this->mandatory = $mandatory;
         $this->event = $event;
diff --git a/inc/accounts.php b/inc/accounts.php
index 95980ab..93a4cc3 100644
--- a/inc/accounts.php
+++ b/inc/accounts.php
@@ -74,8 +74,8 @@ function web_add($form, $admin_mail) {
         foreach ( $domain_alias as $domain ) {
             $exec_cmd = 'web-add.sh add-alias '.escapeshellarg($form->getField('username')->getValue()).' ';
             $domain = trim($domain);
-            $exec_cmd .= $domain.' '. $server_list;
-            sudoexec($exec_cmd, $exec_output, $exec_return);
+            $exec_cmd .= $domain;
+            sudoexec($exec_cmd, $exec_output2, $exec_return2);
         }
         $exec_return |= $exec_return2; // $exec_return == 0 if $exec_return == 0 && $exec_return2 == 0
         array_push($exec_output, $exec_output2);
@@ -254,19 +254,19 @@ $form->addField('username', new AlphaNumericalTextInputFormField("Nom d'utilisat
 $form->addField('domain', new DomainInputFormField("Nom de domaine", TRUE));
 $form->addField('domain_alias', new DomainListInputFormField("Alias (séparés par une virgule, sans espaces)", FALSE));
 $form->addField('password_random',
-                new CheckboxInputFormField("Mot de passe aléatoire ?", FALSE));
+                new CheckBoxInputFormField("Mot de passe aléatoire ?", FALSE));
 $form->getField('password_random')->setValue(TRUE);
 $form->addField('password', new PasswordInputFormField('Mot de passe', FALSE));
 $form->getField('password')->setDisabled();
 $form->addField('mysql_db',
-                new CheckboxInputFormField("Créer une base de données MySQL ?",
+                new CheckBoxInputFormField("Créer une base de données MySQL ?",
                                            FALSE));
 $form->getField('mysql_db')->setValue(TRUE);
 $form->addField('mysql_dbname',
                 new AlphaNumericalTextInputFormField("Nom de la base MySQL", FALSE, array(20,16)));
 
 $form->addField('mysql_password_random',
-                new CheckboxInputFormField("Mot de passe MySQL aléatoire ?",
+                new CheckBoxInputFormField("Mot de passe MySQL aléatoire ?",
                                            FALSE));
 $form->getField('mysql_password_random')->setValue(TRUE);
 
@@ -344,7 +344,7 @@ if ($conf['cluster']) {
 
 if ($conf['bindadmin']) {
     /* Quai13 specific: allow to switch between Gmail MX/Quai13 MX */
-    $form->addField('use_gmail_mxs', new CheckboxInputFormField("Utilisation des serveurs Gmail en MX ?", FALSE));
+    $form->addField('use_gmail_mxs', new CheckBoxInputFormField("Utilisation des serveurs Gmail en MX ?", FALSE));
 }
 
 if (array_key_exists('php_versions', $conf) && is_array($conf['php_versions'])) {
diff --git a/inc/auth.php b/inc/auth.php
index c92dbc6..ad4b9fc 100644
--- a/inc/auth.php
+++ b/inc/auth.php
@@ -12,7 +12,7 @@
  * @version 1.0
  */
 
-if ($_SERVER['REQUEST_METHOD'] == 'POST' && isset($_POST)) {
+if ($_SERVER['REQUEST_METHOD'] == 'POST' && !empty($_POST)) {
     $input_username = $_POST['login'];
     $input_password = $_POST['passw'];
 
diff --git a/inc/common.php b/inc/common.php
index 129ae90..2cf493f 100644
--- a/inc/common.php
+++ b/inc/common.php
@@ -81,6 +81,7 @@ function is_mcluster_mode() {
 function load_config_cluster($cluster) {
     global $conf;
     $configfile = '../conf/config.'.$cluster.'.php';
+    $clusterconf = array(); // Fix static analysis. It's fully defined by config file.
     test_exist($configfile);
     require_once($configfile);
     $conf = array_merge($conf, $clusterconf);
diff --git a/phpstan-baseline.neon b/phpstan-baseline.neon
new file mode 100644
index 0000000..3c69015
--- /dev/null
+++ b/phpstan-baseline.neon
@@ -0,0 +1,6 @@
+parameters:
+	ignoreErrors:
+		-
+			message: "#^Undefined variable\\: \\$error$#"
+			count: 3
+			path: lib/bdd.php
diff --git a/phpstan.neon b/phpstan.neon
new file mode 100644
index 0000000..834f2f1
--- /dev/null
+++ b/phpstan.neon
@@ -0,0 +1,13 @@
+includes:
+    - phpstan-baseline.neon
+
+parameters:
+    level: 0
+    paths:
+        - htdocs
+        - lib
+        - evolibs
+        - inc
+        - tpl
+        - conf
+        - bin
diff --git a/tpl/home.tpl.php b/tpl/home.tpl.php
index 5d10005..7f4a0f9 100644
--- a/tpl/home.tpl.php
+++ b/tpl/home.tpl.php
@@ -30,6 +30,4 @@ puis utilisez le menu ci-dessus pour administrer votre compte.</p>';
 else {
     echo '<p>Bienvenue, utilisez le menu ci-dessus pour administrer votre compte.</p>';
 }
-?>
-
-
+?>
\ No newline at end of file
diff --git a/tpl/webadmin-edit.tpl.php b/tpl/webadmin-edit.tpl.php
index 4c57bd3..fc1aa95 100644
--- a/tpl/webadmin-edit.tpl.php
+++ b/tpl/webadmin-edit.tpl.php
@@ -39,7 +39,7 @@
             for ( $i=0; $i < count($alias_list); ++$i ) {
                 print '<tr>';
                 printf('<td>%s</td>',
-                    $alias_list[$i]['alias'], $alias_list[$i]['alias']);
+                    $alias_list[$i]['alias']);
                 if (is_superadmin())
                     printf('<td><a href="/webadmin/%s/alias/delete/%s/">Supprimer</a></td>',
                             $domain, $alias_list[$i]['alias']);
diff --git a/tpl/webadmin.tpl.php b/tpl/webadmin.tpl.php
index 98b02c8..2c71040 100755
--- a/tpl/webadmin.tpl.php
+++ b/tpl/webadmin.tpl.php
@@ -62,7 +62,7 @@
             printf('<td>%s</td>', $vhost_info['owner']);
           }
           printf('<td>%s</td>',
-                  $vhost_info['server_name'], $vhost_info['server_name']);
+                  $vhost_info['server_name']);
 
           if ($conf['cluster']) {
               if (empty($vhost_info['bdd']))