#367962: Remove incorrect "default" values from schema that prevents tables from being created.

ctools.module

@@ -159,3 +159,99 @@ function ctools_cron() {
   }
 }
 
+/**
+ * Initialize an object from schema.
+ *
+ * The schema for the table will be queried and flags on the fields will
+ * be used to initialize the data.
+ *
+ * - $schema['class'] will be used to determine the class of the new object.
+ *   stdClass will be used if this is not set.
+ * - $schema['fields'][$field]['serialize'] will be queried to see if the
+ *   data is serialized.
+ * - $schema['fields'][$field']'object default'] will be queried to see if
+ *   the object gets a default that the database does not.
+ *
+ * @param $table
+ *   The name of the table which must be available via drupal_get_schema().
+ */
+function ctools_object_init($table) {
+  $schema = drupal_get_schema($table);
+
+  if (!$schema) {
+    return;
+  }
+
+  $class = isset($schema['class']) && class_exists($schema['class']) ? $schema['class'] : 'stdClass';
+  $object = new $class;
+
+
+  // Go through our schema and build correlations.
+  foreach ($schema['fields'] as $field => $info) {
+    if ($info['type'] == 'serial') {
+      $object->$field = NULL;
+    }
+    if (!isset($object->$field)) {
+      if (!empty($info['serialize']) && isset($info['serialized default'])) {
+        $object->$field = unserialize($info['serialized default']);
+      }
+      else if (isset($info['default'])) {
+        $object->$field = $info['default'];
+      }
+      // Some database types do not support defaults but we want to
+      // provide one in code. This one will only be used on the in code
+      // object, never in the database.
+      else if (isset($info['object default'])) {
+        $object->$field = $info['object default'];
+      }
+      else {
+        $object->$field = '';
+      }
+    }
+  }
+
+  return $object;
+}
+
+/**
+ * Load an object with data, presumably retrieved via db_fetch_object.
+ *
+ * @param &$object
+ *   The object to load data onto. This will be modified in place.
+ * @param $table
+ *   The name of the table, which will be loaded from schema.
+ * @param $data
+ *   The data to load via db_fetch_object().
+ */
+function ctools_object_load(&$object, $table, $data) {
+  $schema = drupal_get_schema($table);
+
+  if (!$schema) {
+    return;
+  }
+
+  // Go through our schema and build correlations.
+  foreach ($schema['fields'] as $field => $info) {
+    if (isset($data->$field) {
+      $object->$field = empty($info['serialize']) ? $data->$field : unserialize($data->$field);
+    }
+  }
+}
+
+/**
+ * Create an object from data loaded from the database.
+ *
+ * @param $table
+ *   The name of the table, which will be loaded from schema.
+ * @param $data
+ *   The data to load via db_fetch_object().
+ *
+ * @return
+ *   The initialized object.
+ */
+function ctools_object_create($table, $data) {
+  $object = ctools_object_init($table);
+  ctools_object_load($object, $table, $data);
+
+  return $object;
+}
\ No newline at end of file

delegator/delegator.install

@@ -60,7 +60,6 @@ function delegator_schema_1() {
         'size' => 'big',
         'description' => t('Serialized configuration of the handler, if needed.'),
         'not null' => TRUE,
-        'default' => '',
         'serialize' => TRUE,
       ),
     ),
@@ -118,7 +117,6 @@ function delegator_schema_1() {
         'size' => 'big',
         'description' => t('Access configuration for this path.'),
         'not null' => TRUE,
-        'default' => '',
         'serialize' => TRUE,
       ),
       'multiple' => array(
@@ -132,7 +130,6 @@ function delegator_schema_1() {
         'size' => 'big',
         'description' => t('Serialized configuration of Drupal menu visibility settings for this item.'),
         'not null' => TRUE,
-        'default' => '',
         'serialize' => TRUE,
       ),
       'arguments' => array(
@@ -140,7 +137,6 @@ function delegator_schema_1() {
         'size' => 'big',
         'description' => t('Configuration of arguments for this menu item.'),
         'not null' => TRUE,
-        'default' => '',
         'serialize' => TRUE,
       ),
     ),