summaryrefslogtreecommitdiff
path: root/kolab.org/www/drupal-7.26/modules/field/modules/list/list.install
diff options
context:
space:
mode:
Diffstat (limited to 'kolab.org/www/drupal-7.26/modules/field/modules/list/list.install')
-rw-r--r--kolab.org/www/drupal-7.26/modules/field/modules/list/list.install138
1 files changed, 138 insertions, 0 deletions
diff --git a/kolab.org/www/drupal-7.26/modules/field/modules/list/list.install b/kolab.org/www/drupal-7.26/modules/field/modules/list/list.install
new file mode 100644
index 0000000..2386f04
--- /dev/null
+++ b/kolab.org/www/drupal-7.26/modules/field/modules/list/list.install
@@ -0,0 +1,138 @@
+<?php
+
+/**
+ * @file
+ * Install, update and uninstall functions for the list module.
+ */
+
+/**
+ * Implements hook_field_schema().
+ */
+function list_field_schema($field) {
+ switch ($field['type']) {
+ case 'list_text':
+ $columns = array(
+ 'value' => array(
+ 'type' => 'varchar',
+ 'length' => 255,
+ 'not null' => FALSE,
+ ),
+ );
+ break;
+ case 'list_float':
+ $columns = array(
+ 'value' => array(
+ 'type' => 'float',
+ 'not null' => FALSE,
+ ),
+ );
+ break;
+ case 'list_integer':
+ case 'list_boolean':
+ $columns = array(
+ 'value' => array(
+ 'type' => 'int',
+ 'not null' => FALSE,
+ ),
+ );
+ break;
+ }
+ return array(
+ 'columns' => $columns,
+ 'indexes' => array(
+ 'value' => array('value'),
+ ),
+ );
+}
+
+/**
+ * Rename the list field types and change 'allowed_values' format.
+ */
+function list_update_7001() {
+ $fields = _update_7000_field_read_fields(array('module' => 'list'));
+ foreach ($fields as $field) {
+ $update = array();
+
+ // Translate the old string format into the new array format.
+ $allowed_values = $field['settings']['allowed_values'];
+ if (is_string($allowed_values)) {
+ $position_keys = ($field['type'] == 'list');
+ $allowed_values = _list_update_7001_extract_allowed_values($allowed_values, $position_keys);
+
+ // Additionally, float keys need to be disambiguated ('.5' is '0.5').
+ if ($field['type'] == 'list_number' && !empty($allowed_values)) {
+ $keys = array_map(create_function('$a', 'return (string) (float) $a;'), array_keys($allowed_values));
+ $allowed_values = array_combine($keys, array_values($allowed_values));
+ }
+
+ // Place the new setting in the existing serialized 'data' column.
+ $data = db_query("SELECT data FROM {field_config} WHERE id = :id", array(':id' => $field['id']))->fetchField();
+ $data = unserialize($data);
+ $data['settings']['allowed_values'] = $allowed_values;
+ $update['data'] = serialize($data);
+ }
+
+ // Rename field types.
+ $types = array('list' => 'list_integer', 'list_number' => 'list_float');
+ if (isset($types[$field['type']])) {
+ $update['type'] = $types[$field['type']];
+ }
+
+ // Save the new data.
+ if ($update) {
+ $query = db_update('field_config')
+ ->condition('id', $field['id'])
+ ->fields($update)
+ ->execute();
+ }
+ }
+}
+
+/**
+ * Helper function for list_update_7001: extract allowed values from a string.
+ *
+ * This reproduces the parsing logic in use before D7 RC2.
+ */
+function _list_update_7001_extract_allowed_values($string, $position_keys) {
+ $values = array();
+
+ $list = explode("\n", $string);
+ $list = array_map('trim', $list);
+ $list = array_filter($list, 'strlen');
+
+ foreach ($list as $key => $value) {
+ // Check for a manually specified key.
+ if (strpos($value, '|') !== FALSE) {
+ list($key, $value) = explode('|', $value);
+ }
+ // Otherwise see if we need to use the value as the key. The "list" type
+ // will automatically convert non-keyed lines to integers.
+ elseif (!$position_keys) {
+ $key = $value;
+ }
+ $values[$key] = (isset($value) && $value !== '') ? $value : $key;
+ }
+
+ return $values;
+}
+
+/**
+ * @addtogroup updates-7.x-extra
+ * @{
+ */
+
+/**
+ * Re-apply list_update_7001() for deleted fields.
+ */
+function list_update_7002() {
+ // See http://drupal.org/node/1022924: list_update_7001() intitally
+ // overlooked deleted fields, which then caused fatal errors when the fields
+ // were being purged.
+ // list_update_7001() has the required checks to ensure it is reentrant, so
+ // it can simply be executed once more..
+ list_update_7001();
+}
+
+/**
+ * @} End of "addtogroup updates-7.x-extra".
+ */