From bc0e7da522b389aaccb9239e0a82498e8edbe58b Mon Sep 17 00:00:00 2001
From: Silvio <silvio@devlet.com.br>
Date: Wed, 13 Oct 2010 11:41:55 -0300
Subject: Adding mass_image_import_form_validate()

---
 mass_image_import.module | 20 +++++++++++++++++---
 1 file changed, 17 insertions(+), 3 deletions(-)

diff --git a/mass_image_import.module b/mass_image_import.module
index 5fe82e5..5bcf731 100644
--- a/mass_image_import.module
+++ b/mass_image_import.module
@@ -75,11 +75,25 @@ function mass_image_import_types() {
   return $node_codes;  
 }
 
+/**
+ * Implementation of hook_validate().
+ */
+function mass_image_import_form_validate($form, $form_state) {
+  if (!isset($form_state['values']['node_type'])) {
+    form_set_error('node_type', t('Please choose a content type'));
+  }
+  else {
+    $type  = $form_state['values']['node_type'];  
+    $types = node_get_types();
+
+    if (!isset($types[$type])) {
+      form_set_error('node_type', t('Invalid content type'));
+    }
+  }
+}
+
 /**
  * Handle post-validation form-submission.
- *
- * @todo
- *   Validation.
  */
 function mass_image_import_form_submit($form, &$form_state) {
   // Save form input.
-- 
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