From 9c85b350d196823f6aeedcdde7d0a55355e60747 Mon Sep 17 00:00:00 2001
From: webchick <webchick@24967.no-reply.drupal.org>
Date: Sun, 31 Jul 2011 19:39:41 -0700
Subject: Issue #1174444 by Boobaa, xjm, Dave Reid: Make the
 _element_validate_()* functions in field.module available for all contrib
 modules to use.

---
 includes/form.inc | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

(limited to 'includes')

diff --git a/includes/form.inc b/includes/form.inc
index 99570a538..df1b2f73b 100644
--- a/includes/form.inc
+++ b/includes/form.inc
@@ -4003,6 +4003,36 @@ function _form_set_class(&$element, $class = array()) {
   }
 }
 
+/**
+ * Helper form element validator: integer.
+ */
+function element_validate_integer($element, &$form_state) {
+  $value = $element['#value'];
+  if ($value !== '' && (!is_numeric($value) || intval($value) != $value)) {
+    form_error($element, t('%name must be an integer.', array('%name' => $element['#title'])));
+  }
+}
+
+/**
+ * Helper form element validator: integer > 0.
+ */
+function element_validate_integer_positive($element, &$form_state) {
+  $value = $element['#value'];
+  if ($value !== '' && (!is_numeric($value) || intval($value) != $value || $value <= 0)) {
+    form_error($element, t('%name must be a positive integer.', array('%name' => $element['#title'])));
+  }
+}
+
+/**
+ * Helper form element validator: number.
+ */
+function element_validate_number($element, &$form_state) {
+  $value = $element['#value'];
+  if ($value != '' && !is_numeric($value)) {
+    form_error($element, t('%name must be a number.', array('%name' => $element['#title'])));
+  }
+}
+
 /**
  * @} End of "defgroup form_api".
  */
-- 
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