initial commit of starter install drupal 7

sites/all/modules/contrib/admin/masquerade/masquerade.install

@@ -0,0 +1,183 @@
+<?php
+
+/**
+ * @file
+ * masquerade.install
+ *
+ * Install, uninstall and update hooks for the Masquarade module.
+ */
+
+/**
+ * Implements hook_schema().
+ *
+ * @return array
+ */
+function masquerade_schema() {
+  return array(
+    'masquerade' => array(
+      'description' => 'Each masquerading user has their session recorded into the masquerade table. Each record represents a masquerading user.',
+      'fields' => array(
+        'sid' => array(
+          'description' => 'The current session for this masquerading user corresponding to their {sessions}.sid.',
+          'type' => 'varchar',
+          'length' => '64',
+          'not null' => TRUE,
+          'default' => ''),
+        'uid_from' => array(
+          'description' => 'The {users}.uid corresponding to a session.',
+          'type' => 'int',
+          'not null' => TRUE,
+          'default' => 0,
+          'disp-width' => '10'),
+        'uid_as' => array(
+          'description' => 'The {users}.uid this session is masquerading as.',
+          'type' => 'int',
+          'not null' => TRUE,
+          'default' => 0,
+          'disp-width' => '10'),
+      ),
+      'indexes' => array(
+        'sid' => array('sid', 'uid_from'),
+        'sid_2' => array('sid', 'uid_as'),
+      ),
+    ),
+    'masquerade_users' => array(
+      'description' => 'Per-user permission table granting permissions to switch as a specific user.',
+      'fields' => array(
+        'uid_from' => array(
+          'description' => 'The {users}.uid that can masquerade as {masquerade_users}.uid_to.',
+          'type' => 'int',
+          'not null' => TRUE,
+          'default' => 0,
+          'disp-width' => 10,
+        ),
+        'uid_to' => array(
+          'description' => 'The {users}.uid that {masquerade_users}.uid_from can masquerade as.',
+          'type' => 'int',
+          'not null' => TRUE,
+          'default' => 0,
+          'disp-width' => 10,
+        ),
+      ),
+      'primary key' => array('uid_from', 'uid_to'),
+    ),
+  );
+}
+
+/**
+ * Implements hook_install().
+ */
+function masquerade_install() {
+  db_update('system')
+    ->fields(array('weight' => -10))
+    ->condition('name', 'masquerade')
+    ->execute();
+}
+
+/**
+ * Implements hook_uninstall().
+ */
+function masquerade_uninstall() {
+  variable_del('masquerade_test_user');
+  variable_del('masquerade_admin_roles');
+  variable_del('masquerade_quick_switches');
+}
+
+/**
+ * Reformat variable value.
+ */
+function masquerade_update_6001() {
+  variable_set('masquerade_quick_switches', implode(',', variable_get('masquerade_quick_switches', array())));
+}
+
+/**
+ * Make the sid column match the length of the core sessions table (64 characters).
+ */
+function masquerade_update_6002() {
+  db_drop_index('masquerade', 'sid');
+  db_drop_index('masquerade', 'sid_2');
+  db_change_field('masquerade', 'sid', 'sid', array(
+    'type' => 'varchar',
+    'length' => '64',
+    'not null' => TRUE,
+    'default' => '')
+  );
+  db_add_index('masquerade', 'sid', array('sid', 'uid_from'));
+  db_add_index('masquerade', 'sid_2', array('sid', 'uid_as'));
+}
+
+/**
+ * Change masquerade_quick_switches variable to store a serialized array of
+ * user ID's. Reverts update 6001.
+ */
+function masquerade_update_6003() {
+  $users = variable_get('masquerade_quick_switches', NULL);
+  if (!empty($users)) {
+    $user_ids = drupal_explode_tags($users);
+    if (!empty($user_ids)) {
+      variable_set('masquerade_quick_switches', $user_ids);
+    }
+  }
+  else {
+    variable_del('masquerade_quick_switches');
+  }
+}
+
+/**
+ * Set the weight of the masquerade module to -10, but only if it hasn't
+ * previously been changed.
+ */
+function masquerade_update_6004() {
+  db_update('system')
+    ->fields(array('weight' => -10))
+    ->condition('name', 'masquerade')
+    ->execute();
+}
+
+/**
+ * Add a table storing specific user pairings a user can masquerade as.
+ */
+function masquerade_update_6005() {
+  $schema = array(
+    'masquerade_users' => array(
+      'fields' => array(
+        'uid_from' => array(
+          'type' => 'int',
+          'not null' => TRUE,
+          'default' => 0,
+          'disp-width' => 10,
+        ),
+        'uid_to' => array(
+          'type' => 'int',
+          'not null' => TRUE,
+          'default' => 0,
+          'disp-width' => 10,
+        ),
+      ),
+      'primary key' => array('uid_from', 'uid_to'),
+    )
+  );
+  db_create_table('masquerade_users', $schema['masquerade_users']);
+}
+
+/**
+ * Update masquerade block delta.
+ */
+function masquerade_update_7000() {
+  db_update('block')
+    ->fields(array('delta' => 'masquerade'))
+    ->condition('module', 'masquerade')
+    ->condition('delta', 0)
+    ->execute();
+}
+
+/**
+ * Update masquerade block caching.
+ */
+function masquerade_update_7001() {
+  db_update('block')
+    ->fields(array('cache' => DRUPAL_NO_CACHE))
+    ->condition('module', 'masquerade')
+    ->condition('delta', 'masquerade')
+    ->execute();
+}