UserUsurpationHelper : ajout de la possibilité de dessiner un simple bouton

src/UnicaenAuth/View/Helper/UserUsurpationHelper.php

@@ -3,11 +3,14 @@
 namespace UnicaenAuth\View\Helper;
 
 use UnicaenApp\Form\View\Helper\FormControlGroup;
+use UnicaenAuth\Entity\Db\AbstractUser;
 use UnicaenAuth\Options\ModuleOptions;
+use Zend\Form\Element\Hidden;
 use Zend\Form\Element\Submit;
 use Zend\Form\Element\Text;
 use Zend\Form\Form;
 use Zend\Form\View\Helper\Form as FormHelper;
+use Zend\Form\View\Helper\FormElement;
 use Zend\View\Renderer\PhpRenderer;
 
 /**
@@ -37,6 +40,11 @@ class UserUsurpationHelper extends UserAbstract
      */
     private $usurpationEnabled = false;
 
+    /**
+     * @var bool
+     */
+    private $asButton = false;
+
     /**
      * Point d'entrée.
      *
@@ -49,55 +57,90 @@ class UserUsurpationHelper extends UserAbstract
     
     /**
      * Retourne le code HTML généré par cette aide de vue.
+     * Equivalent à {@see renderAsTextfield()}.
      * 
      * @return string 
      */
     public function __toString()
     {
-        if (! $this->usurpationEnabled) {
+        return $this->renderAsTextfield();
+    }
+
+    /**
+     * @return string
+     */
+    public function renderAsButton(AbstractUser $user, string $buttonLabel = 'Usurper')
+    {
+        if (!$this->usurpationEnabled) {
             return '';
         }
 
+        $this->asButton = true;
+
+        $form = $this->createForm();
+
+        $identity = $form->get('identity');
+        $submit = $form->get('submit');
+
+        $identity->setValue($user->getUsername());
+        $submit
+            ->setValue($buttonLabel)
+            ->setAttribute('title', "Usurper l'identité de " . $user);
+
         /** @var FormHelper $formHelper */
         $formHelper = $this->view->plugin('form');
-        /** @var FormControlGroup $formControlGroupHelper */
-        $formControlGroupHelper = $this->view->plugin('formControlGroup');
+        /** @var FormElement $formElementHelper */
+        $formElementHelper = $this->view->plugin('formElement');
 
-        $form = new Form('user-usurpation-form');
-        $form->setAttributes([
-            'class' => 'user-usurpation-form disable-ajax-submit',
-            'action' => $this->url,
-        ]);
+        $html = '';
+        $html .= $formHelper->openTag($form);
+        $html .= $formElementHelper->__invoke($identity);
+        $html .= $formElementHelper->__invoke($submit);
+        $html .= $formHelper->closeTag();
 
-        $input = new Text('identity');
-        $input->setAttributes([
-            'id' => 'user-usurpation-input',
-            'placeholder' => "Identifiant utilisateur",
-        ]);
+        return $html;
+    }
 
-        $submit = new Submit('submit');
-        $submit->setValue("Usurper");
-        $submit->setAttributes([
-            'class' => 'user-usurpation-submit btn btn-info',
-        ]);
+    /**
+     * @return string
+     */
+    public function renderAsTextfield()
+    {
+        if (!$this->usurpationEnabled) {
+            return '';
+        }
+
+        $this->asButton = false;
+
+        $form = $this->createForm();
+
+        $identity = $form->get('identity');
+        $submit = $form->get('submit');
+
+        /** @var FormHelper $formHelper */
+        $formHelper = $this->view->plugin('form');
+        /** @var FormControlGroup $formControlGroupHelper */
+        $formControlGroupHelper = $this->view->plugin('formControlGroup');
 
         $html = '';
         $html .= $formHelper->openTag($form);
         $html .= "<div><strong>Usurpation d'identité :</strong></div>";
-        $html .= $formControlGroupHelper->__invoke($input);
+        $html .= $formControlGroupHelper->__invoke($identity);
         $html .= $formControlGroupHelper->__invoke($submit);
         $html .= $formHelper->closeTag();
 
+        $formId = $form->getAttribute('id');
+
         $html .= <<<EOS
 <script>
-    $(".user-usurpation-form").submit(function() {
+    var form = $("#$formId").submit(function() {
         $("body *").css('cursor', 'wait');
     });
-    var input = $("#user-usurpation-input").on('input', function() {
+    var input = form.find(".user-usurpation-input").on('input', function() {
         updateUsurpationSubmit();
     });
     function updateUsurpationSubmit() {
-        $(".user-usurpation-submit").prop("disabled", input.val().length === 0);
+        form.find(".user-usurpation-submit").prop("disabled", input.val().length === 0);
     }
     updateUsurpationSubmit();
 </script>
@@ -106,6 +149,41 @@ EOS;
         return $html;
     }
 
+    protected function createForm()
+    {
+        $form = new Form('user-usurpation-form');
+        $form->setAttributes([
+            'id' => $formId = uniqid('user-usurpation-form'),
+            'class' => 'user-usurpation-form disable-ajax-submit',
+            'action' => $this->url,
+        ]);
+
+        if ($this->asButton) {
+            $identity = null;
+            $identity = new Hidden('identity');
+            $identity->setAttributes([
+                'id' => 'user-usurpation-hidden',
+            ]);
+        } else {
+            $identity = new Text('identity');
+            $identity->setAttributes([
+                'class' => 'user-usurpation-input',
+                'placeholder' => "Identifiant utilisateur",
+            ]);
+        }
+
+        $submit = new Submit('submit');
+        $submit->setValue("Usurper");
+        $submit->setAttributes([
+            'class' => 'user-usurpation-submit btn btn-danger',
+        ]);
+
+        $form->add($identity);
+        $form->add($submit);
+
+        return $form;
+    }
+
     /**
      * @param string $url
      * @return $this