for debug error showing up

diff --git a/models/block.php b/models/block.php
index 4eb8d97..2fd4649 100644 (file)
--- a/models/block.php
+++ b/models/block.php
@@ -227,24 +227,26 @@ class glm_models_block
         foreach ($blocks as $block) {
             $block->externalUrl = false;
             $custom = get_post_custom($block->ID);
-            switch ($custom['glm_block_url'][0]) {
-            case 'event':
-                $block->url = get_permalink($custom['glm_block_event'][0]);
-                break;
-            case 'page':
-                $block->url = get_permalink($custom['glm_block_page'][0]);
-                break;
-            case 'post':
-                $block->url = get_permalink($custom['glm_block_post'][0]);
-                break;
-            case 'url':
-                if ($custom['glm_block_ext_url'][0] != '') {
-                    $block->url = (preg_match('/^http:\/\//', $custom['glm_block_ext_url'][0]))
-                        ? $custom['glm_block_ext_url'][0]
-                        : 'http://' . $custom['glm_block_ext_url'][0];
-                    $block->externalUrl = true;
+            if (isset($custom['glm_block_url'])) {
+                switch ($custom['glm_block_url'][0]) {
+                case 'event':
+                    $block->url = get_permalink($custom['glm_block_event'][0]);
+                    break;
+                case 'page':
+                    $block->url = get_permalink($custom['glm_block_page'][0]);
+                    break;
+                case 'post':
+                    $block->url = get_permalink($custom['glm_block_post'][0]);
+                    break;
+                case 'url':
+                    if ($custom['glm_block_ext_url'][0] != '') {
+                        $block->url = (preg_match('/^http:\/\//', $custom['glm_block_ext_url'][0]))
+                            ? $custom['glm_block_ext_url'][0]
+                            : 'http://' . $custom['glm_block_ext_url'][0];
+                        $block->externalUrl = true;
+                    }
+                    break;
                 }
-                break;
             }
             $block->thumbnail = get_the_post_thumbnail(
                 $block->ID, GLM_BLOCK_POST_TYPE, array('class' => 'aligncenter')