feat(form): header hook

pluginsGLPI · Mar 9, 2022 · f8ff8a8 · f8ff8a8
1 parent d9afaad
commit f8ff8a8
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Showing 3 changed files with 31 additions and 0 deletions.
diff --git a/inc/form.class.php b/inc/form.class.php
@@ -2489,4 +2489,33 @@ public static function getFormListQuery() {
 
       return $condition;
    }
+
+   /**
+    * Get the extra content from other plugins to be added to the form header
+    *
+    * @return string
+    */
+   public function getExtraHeader(): string {
+      global $PLUGIN_HOOKS;
+
+      $extra_header = "";
+
+      $callbacks = $PLUGIN_HOOKS['formcreator_insert_header'] ?? [];
+      foreach ($callbacks as $plugin => $callback) {
+         // Make sure the supplied hook is a valid callback
+         if (!is_callable($callback)) {
+            trigger_error(
+               "Invalid 'formcreator_insert_header' hook for '$plugin' plugin",
+               E_USER_WARNING
+            );
+         }
+
+         // Insert extra plugin header if not empty
+         if ($extra_plugin_header = call_user_func($callback, $this)) {
+            $extra_header .= $extra_plugin_header;
+         }
+      }
+
+      return $extra_header;
+   }
 }
diff --git a/inc/formanswer.class.php b/inc/formanswer.class.php
@@ -530,6 +530,7 @@ public function showForm($ID, $options = []) {
       if (!empty($this->fields['content'])) {
          echo '<div class="form_header">';
          echo html_entity_decode($this->fields['content']);
+         echo html_entity_decode($form->getExtraHeader());
          echo '</div>';
       }
 

diff --git a/templates/pages/userform.html.twig b/templates/pages/userform.html.twig
@@ -53,6 +53,7 @@
         {% if item.fields['content'] != '' %}
             <div class="form_header">
             {{ __(item.fields['content'], domain)|safe_html }}
+            {{ item.getExtraHeader()|safe_html }}
             </div>
         {% endif %}
         <ol>