diff --git a/modules/node/node.test b/modules/node/node.test
index 2180f58..1e27f25 100644
--- a/modules/node/node.test
+++ b/modules/node/node.test
@@ -2366,6 +2366,35 @@ class NodeTokenReplaceTestCase extends DrupalWebTestCase {
       $output = token_replace($input, array('node' => $node), array('language' => $language, 'sanitize' => FALSE));
       $this->assertEqual($output, $expected, t('Unsanitized node token %token replaced.', array('%token' => $input)));
     }
+
+    // Repeat for a node without a summary.
+    $settings['body'] = array(LANGUAGE_NONE => array(array('value' => $this->randomName(32), 'summary' => '')));
+    $node = $this->drupalCreateNode($settings);
+
+    // Load node (without summary) so that the body and summary fields are
+    // structured properly.
+    $node = node_load($node->nid);
+    $instance = field_info_instance('node', 'body', $node->type);
+
+    // Generate and test sanitized token - use full body as expected value.
+    $tests = array();
+    $tests['[node:summary]'] = _text_sanitize($instance, $langcode, $node->body[$langcode][0], 'value');
+
+    // Test to make sure that we generated something for each token.
+    $this->assertFalse(in_array(0, array_map('strlen', $tests)), 'No empty tokens generated for node without a summary.');
+
+    foreach ($tests as $input => $expected) {
+      $output = token_replace($input, array('node' => $node), array('language' => $language));
+      $this->assertEqual($output, $expected, format_string('Sanitized node token %token replaced for node without a summary.', array('%token' => $input)));
+    }
+
+    // Generate and test unsanitized tokens.
+    $tests['[node:summary]'] = $node->body[$langcode][0]['value'];
+
+    foreach ($tests as $input => $expected) {
+      $output = token_replace($input, array('node' => $node), array('language' => $language, 'sanitize' => FALSE));
+      $this->assertEqual($output, $expected, format_string('Unsanitized node token %token replaced for node without a summary.', array('%token' => $input)));
+    }
   }
 }
 
diff --git a/modules/node/node.tokens.inc b/modules/node/node.tokens.inc
index e43db5e..312ef53 100644
--- a/modules/node/node.tokens.inc
+++ b/modules/node/node.tokens.inc
@@ -136,10 +136,30 @@ function node_tokens($type, $tokens, array $data = array(), array $options = arr
         case 'body':
         case 'summary':
           if ($items = field_get_items('node', $node, 'body', $language_code)) {
-            $column = ($name == 'body') ? 'value' : 'summary';
             $instance = field_info_instance('node', 'body', $node->type);
             $field_langcode = field_language('node', $node, 'body', $language_code);
-            $replacements[$original] = $sanitize ? _text_sanitize($instance, $field_langcode, $items[0], $column) : $items[0][$column];
+
+            // If the summary was requested and is not empty, use it.
+            if ($name == 'summary' && !empty($items[0]['summary'])) {
+              $output = $sanitize ? _text_sanitize($instance, $field_langcode, $items[0], 'summary') : $items[0]['summary'];
+            }
+            // Attempt to provide a suitable version of the 'body' field.
+            else {
+              $output = $sanitize ? _text_sanitize($instance, $field_langcode, $items[0], 'value') : $items[0]['value'];
+              // A summary was requested.
+              if ($name == 'summary') {
+                if (isset($instance['display']['teaser']['settings']['trim_length'])) {
+                  $trim_length = $instance['display']['teaser']['settings']['trim_length'];
+                }
+                else {
+                  // Use default value.
+                  $trim_length = NULL;
+                }
+                // Generate an optionally trimmed summary of the body field.
+                $output = text_summary($output, $instance['settings']['text_processing'] ? $items[0]['format'] : NULL, $trim_length);
+              }
+            }
+            $replacements[$original] = $output;
           }
           break;