comparison modules/user/user.install @ 0:ff03f76ab3fe

initial version

+<?php
+
+/**
+ * @file
+ * Install, update and uninstall functions for the user module.
+ */
+
+/**
+ * Implements hook_schema().
+ */
+function user_schema() {
+  $schema['authmap'] = array(
+    'description' => 'Stores distributed authentication mapping.',
+    'fields' => array(
+      'aid' => array(
+        'description' => 'Primary Key: Unique authmap ID.',
+        'type' => 'serial',
+        'unsigned' => TRUE,
+        'not null' => TRUE,
+      ),
+      'uid' => array(
+        'type' => 'int',
+        'not null' => TRUE,
+        'default' => 0,
+        'description' => "User's {users}.uid.",
+      ),
+      'authname' => array(
+        'type' => 'varchar',
+        'length' => 128,
+        'not null' => TRUE,
+        'default' => '',
+        'description' => 'Unique authentication name.',
+      ),
+      'module' => array(
+        'type' => 'varchar',
+        'length' => 128,
+        'not null' => TRUE,
+        'default' => '',
+        'description' => 'Module which is controlling the authentication.',
+      ),
+    ),
+    'unique keys' => array(
+      'authname' => array('authname'),
+    ),
+    'primary key' => array('aid'),
+    'foreign keys' => array(
+      'user' => array(
+        'table' => 'users',
+        'columns' => array('uid' => 'uid'),
+      ),
+    ),
+  );
+
+  $schema['role_permission'] = array(
+    'description' => 'Stores the permissions assigned to user roles.',
+    'fields' => array(
+      'rid' => array(
+        'type' => 'int',
+        'unsigned' => TRUE,
+        'not null' => TRUE,
+        'description' => 'Foreign Key: {role}.rid.',
+      ),
+      'permission' => array(
+        'type' => 'varchar',
+        'length' => 128,
+        'not null' => TRUE,
+        'default' => '',
+        'description' => 'A single permission granted to the role identified by rid.',
+      ),
+      'module' => array(
+        'type' => 'varchar',
+        'length' => 255,
+        'not null' => TRUE,
+        'default' => '',
+        'description' => "The module declaring the permission.",
+      ),
+    ),
+    'primary key' => array('rid', 'permission'),
+    'indexes' => array(
+      'permission' => array('permission'),
+    ),
+    'foreign keys' => array(
+      'role' => array(
+        'table' => 'roles',
+        'columns' => array('rid' => 'rid'),
+      ),
+    ),
+  );
+
+  $schema['role'] = array(
+    'description' => 'Stores user roles.',
+    'fields' => array(
+      'rid' => array(
+        'type' => 'serial',
+        'unsigned' => TRUE,
+        'not null' => TRUE,
+        'description' => 'Primary Key: Unique role ID.',
+      ),
+      'name' => array(
+        'type' => 'varchar',
+        'length' => 64,
+        'not null' => TRUE,
+        'default' => '',
+        'description' => 'Unique role name.',
+        'translatable' => TRUE,
+      ),
+      'weight' => array(
+        'type' => 'int',
+        'not null' => TRUE,
+        'default' => 0,
+        'description' => 'The weight of this role in listings and the user interface.',
+      ),
+    ),
+    'unique keys' => array(
+      'name' => array('name'),
+    ),
+    'primary key' => array('rid'),
+    'indexes' => array(
+      'name_weight' => array('name', 'weight'),
+    ),
+  );
+
+  // The table name here is plural, despite Drupal table naming standards,
+  // because "user" is a reserved word in many databases.
+  $schema['users'] = array(
+    'description' => 'Stores user data.',
+    'fields' => array(
+      'uid' => array(
+        'type' => 'int',
+        'unsigned' => TRUE,
+        'not null' => TRUE,
+        'description' => 'Primary Key: Unique user ID.',
+        'default' => 0,
+      ),
+      'name' => array(
+        'type' => 'varchar',
+        'length' => 60,
+        'not null' => TRUE,
+        'default' => '',
+        'description' => 'Unique user name.',
+      ),
+      'pass' => array(
+        'type' => 'varchar',
+        'length' => 128,
+        'not null' => TRUE,
+        'default' => '',
+        'description' => "User's password (hashed).",
+      ),
+      'mail' => array(
+        'type' => 'varchar',
+        'length' => 254,
+        'not null' => FALSE,
+        'default' => '',
+        'description' => "User's e-mail address.",
+      ),
+      'theme' => array(
+        'type' => 'varchar',
+        'length' => 255,
+        'not null' => TRUE,
+        'default' => '',
+        'description' => "User's default theme.",
+      ),
+      'signature' => array(
+        'type' => 'varchar',
+        'length' => 255,
+        'not null' => TRUE,
+        'default' => '',
+        'description' => "User's signature.",
+      ),
+      'signature_format' => array(
+        'type' => 'varchar',
+        'length' => 255,
+        'not null' => FALSE,
+        'description' => 'The {filter_format}.format of the signature.',
+      ),
+      'created' => array(
+        'type' => 'int',
+        'not null' => TRUE,
+        'default' => 0,
+        'description' => 'Timestamp for when user was created.',
+      ),
+      'access' => array(
+        'type' => 'int',
+        'not null' => TRUE,
+        'default' => 0,
+        'description' => 'Timestamp for previous time user accessed the site.',
+      ),
+      'login' => array(
+        'type' => 'int',
+        'not null' => TRUE,
+        'default' => 0,
+        'description' => "Timestamp for user's last login.",
+      ),
+      'status' => array(
+        'type' => 'int',
+        'not null' => TRUE,
+        'default' => 0,
+        'size' => 'tiny',
+        'description' => 'Whether the user is active(1) or blocked(0).',
+      ),
+      'timezone' => array(
+        'type' => 'varchar',
+        'length' => 32,
+        'not null' => FALSE,
+        'description' => "User's time zone.",
+      ),
+      'language' => array(
+        'type' => 'varchar',
+        'length' => 12,
+        'not null' => TRUE,
+        'default' => '',
+        'description' => "User's default language.",
+      ),
+      'picture' => array(
+        'type' => 'int',
+        'not null' => TRUE,
+        'default' => 0,
+        'description' => "Foreign key: {file_managed}.fid of user's picture.",
+      ),
+      'init' => array(
+        'type' => 'varchar',
+        'length' => 254,
+        'not null' => FALSE,
+        'default' => '',
+        'description' => 'E-mail address used for initial account creation.',
+      ),
+      'data' => array(
+        'type' => 'blob',
+        'not null' => FALSE,
+        'size' => 'big',
+        'serialize' => TRUE,
+        'description' => 'A serialized array of name value pairs that are related to the user. Any form values posted during user edit are stored and are loaded into the $user object during user_load(). Use of this field is discouraged and it will likely disappear in a future version of Drupal.',
+      ),
+    ),
+    'indexes' => array(
+      'access' => array('access'),
+      'created' => array('created'),
+      'mail' => array('mail'),
+      'picture' => array('picture'),
+    ),
+    'unique keys' => array(
+      'name' => array('name'),
+    ),
+    'primary key' => array('uid'),
+    'foreign keys' => array(
+      'signature_format' => array(
+        'table' => 'filter_format',
+        'columns' => array('signature_format' => 'format'),
+      ),
+    ),
+  );
+
+  $schema['users_roles'] = array(
+    'description' => 'Maps users to roles.',
+    'fields' => array(
+      'uid' => array(
+        'type' => 'int',
+        'unsigned' => TRUE,
+        'not null' => TRUE,
+        'default' => 0,
+        'description' => 'Primary Key: {users}.uid for user.',
+      ),
+      'rid' => array(
+        'type' => 'int',
+        'unsigned' => TRUE,
+        'not null' => TRUE,
+        'default' => 0,
+        'description' => 'Primary Key: {role}.rid for role.',
+      ),
+    ),
+    'primary key' => array('uid', 'rid'),
+    'indexes' => array(
+      'rid' => array('rid'),
+    ),
+    'foreign keys' => array(
+      'user' => array(
+        'table' => 'users',
+        'columns' => array('uid' => 'uid'),
+      ),
+      'role' => array(
+        'table' => 'roles',
+        'columns' => array('rid' => 'rid'),
+      ),
+    ),
+  );
+
+  return $schema;
+}
+
+/**
+ * Implements hook_install().
+ */
+function user_install() {
+  // Insert a row for the anonymous user.
+  db_insert('users')
+    ->fields(array(
+      'uid' => 0,
+      'name' => '',
+      'mail' => '',
+    ))
+    ->execute();
+
+  // We need some placeholders here as name and mail are uniques and data is
+  // presumed to be a serialized array. This will be changed by the settings
+  // form in the installer.
+  db_insert('users')
+    ->fields(array(
+      'uid' => 1,
+      'name' => 'placeholder-for-uid-1',
+      'mail' => 'placeholder-for-uid-1',
+      'created' => REQUEST_TIME,
+      'status' => 1,
+      'data' => NULL,
+    ))
+    ->execute();
+
+  // Built-in roles.
+  $rid_anonymous = db_insert('role')
+    ->fields(array('name' => 'anonymous user', 'weight' => 0))
+    ->execute();
+  $rid_authenticated = db_insert('role')
+    ->fields(array('name' => 'authenticated user', 'weight' => 1))
+    ->execute();
+
+  // Sanity check to ensure the anonymous and authenticated role IDs are the
+  // same as the drupal defined constants. In certain situations, this will
+  // not be true.
+  if ($rid_anonymous != DRUPAL_ANONYMOUS_RID) {
+    db_update('role')
+      ->fields(array('rid' => DRUPAL_ANONYMOUS_RID))
+      ->condition('rid', $rid_anonymous)
+      ->execute();
+  }
+  if ($rid_authenticated != DRUPAL_AUTHENTICATED_RID) {
+    db_update('role')
+      ->fields(array('rid' => DRUPAL_AUTHENTICATED_RID))
+      ->condition('rid', $rid_authenticated)
+      ->execute();
+  }
+}
+
+/**
+ * Implements hook_update_dependencies().
+ */
+function user_update_dependencies() {
+  // user_update_7006() updates data in the {role_permission} table, so it must
+  // run after system_update_7007(), which populates that table.
+  $dependencies['user'][7006] = array(
+    'system' => 7007,
+  );
+
+  // user_update_7010() needs to query the {filter_format} table to get a list
+  // of existing text formats, so it must run after filter_update_7000(), which
+  // creates that table.
+  $dependencies['user'][7010] = array(
+    'filter' => 7000,
+  );
+
+  // user_update_7012() uses the file API, which relies on the {file_managed}
+  // table, so it must run after system_update_7034(), which creates that
+  // table.
+  $dependencies['user'][7012] = array(
+    'system' => 7034,
+  );
+
+  // user_update_7013() uses the file usage API, which relies on the
+  // {file_usage} table, so it must run after system_update_7059(), which
+  // creates that table.
+  $dependencies['user'][7013] = array(
+    'system' => 7059,
+  );
+
+  return $dependencies;
+}
+
+/**
+ * Utility function: grant a set of permissions to a role during update.
+ *
+ * This function is valid for a database schema version 7000.
+ *
+ * @param $rid
+ *   The role ID.
+ * @param $permissions
+ *   An array of permissions names.
+ * @param $module
+ *   The name of the module defining the permissions.
+ * @ingroup update_api
+ */
+function _update_7000_user_role_grant_permissions($rid, array $permissions, $module) {
+  // Grant new permissions for the role.
+  foreach ($permissions as $name) {
+    db_merge('role_permission')
+      ->key(array(
+        'rid' => $rid,
+        'permission' => $name,
+      ))
+      ->fields(array(
+        'module' => $module,
+      ))
+      ->execute();
+  }
+}
+
+/**
+ * @addtogroup updates-6.x-to-7.x
+ * @{
+ */
+
+/**
+ * Increase the length of the password field to accommodate better hashes.
+ *
+ * Also re-hashes all current passwords to improve security. This may be a
+ * lengthy process, and is performed batch-wise.
+ */
+function user_update_7000(&$sandbox) {
+  $sandbox['#finished'] = 0;
+  // Lower than DRUPAL_HASH_COUNT to make the update run at a reasonable speed.
+  $hash_count_log2 = 11;
+  // Multi-part update.
+  if (!isset($sandbox['user_from'])) {
+    db_change_field('users', 'pass', 'pass', array('type' => 'varchar', 'length' => 128, 'not null' => TRUE, 'default' => ''));
+    $sandbox['user_from'] = 0;
+    $sandbox['user_count'] = db_query("SELECT COUNT(uid) FROM {users}")->fetchField();
+  }
+  else {
+    require_once DRUPAL_ROOT . '/' . variable_get('password_inc', 'includes/password.inc');
+    //  Hash again all current hashed passwords.
+    $has_rows = FALSE;
+    // Update this many per page load.
+    $count = 1000;
+    $result = db_query_range("SELECT uid, pass FROM {users} WHERE uid > 0 ORDER BY uid", $sandbox['user_from'], $count);
+    foreach ($result as $account) {
+      $has_rows = TRUE;
+
+      // If the $account->pass value is not a MD5 hash (a 32 character
+      // hexadecimal string) then skip it.
+      if (!preg_match('/^[0-9a-f]{32}$/', $account->pass)) {
+        continue;
+      }
+
+      $new_hash = user_hash_password($account->pass, $hash_count_log2);
+      if ($new_hash) {
+        // Indicate an updated password.
+        $new_hash  = 'U' . $new_hash;
+        db_update('users')
+          ->fields(array('pass' => $new_hash))
+          ->condition('uid', $account->uid)
+          ->execute();
+      }
+    }
+    $sandbox['#finished'] = $sandbox['user_from']/$sandbox['user_count'];
+    $sandbox['user_from'] += $count;
+    if (!$has_rows) {
+      $sandbox['#finished'] = 1;
+      return t('User passwords rehashed to improve security');
+    }
+  }
+}
+
+/**
+ * Remove the 'threshold', 'mode' and 'sort' columns from the {users} table.
+ *
+ * These fields were previously used to store per-user comment settings.
+ */
+
+function user_update_7001() {
+  db_drop_field('users', 'threshold');
+  db_drop_field('users', 'mode');
+  db_drop_field('users', 'sort');
+}
+
+/**
+ * Convert user time zones from time zone offsets to time zone names.
+ */
+function user_update_7002(&$sandbox) {
+  $sandbox['#finished'] = 0;
+
+  // Multi-part update.
+  if (!isset($sandbox['user_from'])) {
+    db_change_field('users', 'timezone', 'timezone', array('type' => 'varchar', 'length' => 32, 'not null' => FALSE));
+    $sandbox['user_from'] = 0;
+    $sandbox['user_count'] = db_query("SELECT COUNT(uid) FROM {users}")->fetchField();
+    $sandbox['user_not_migrated'] = 0;
+  }
+  else {
+    $timezones = system_time_zones();
+    // Update this many per page load.
+    $count = 10000;
+    $contributed_date_module = db_field_exists('users', 'timezone_name');
+    $contributed_event_module = db_field_exists('users', 'timezone_id');
+
+    $results = db_query_range("SELECT uid FROM {users} ORDER BY uid", $sandbox['user_from'], $count);
+    foreach ($results as $account) {
+      $timezone = NULL;
+      // If the contributed Date module has created a users.timezone_name
+      // column, use this data to set each user's time zone.
+      if ($contributed_date_module) {
+        $date_timezone = db_query("SELECT timezone_name FROM {users} WHERE uid = :uid", array(':uid' => $account->uid))->fetchField();
+        if (isset($timezones[$date_timezone])) {
+          $timezone = $date_timezone;
+        }
+      }
+      // If the contributed Event module has stored user time zone information
+      // use that information to update the user accounts.
+      if (!$timezone && $contributed_event_module) {
+        try {
+          $event_timezone = db_query("SELECT t.name FROM {users} u LEFT JOIN {event_timezones} t ON u.timezone_id = t.timezone WHERE u.uid = :uid", array(':uid' => $account->uid))->fetchField();
+          $event_timezone = str_replace(' ', '_', $event_timezone);
+          if (isset($timezones[$event_timezone])) {
+            $timezone = $event_timezone;
+          }
+        }
+        catch (PDOException $e) {
+          // Ignore error if event_timezones table does not exist or unexpected
+          // schema found.
+        }
+      }
+      if ($timezone) {
+        db_update('users')
+          ->fields(array('timezone' => $timezone))
+          ->condition('uid', $account->uid)
+          ->execute();
+      }
+      else {
+        $sandbox['user_not_migrated']++;
+        db_update('users')
+          ->fields(array('timezone' => NULL))
+          ->condition('uid', $account->uid)
+          ->execute();
+      }
+      $sandbox['user_from']++;
+    }
+
+    $sandbox['#finished'] = $sandbox['user_from'] / $sandbox['user_count'];
+    if ($sandbox['user_from'] == $sandbox['user_count']) {
+      if ($sandbox['user_not_migrated'] > 0) {
+        variable_set('empty_timezone_message', 1);
+        drupal_set_message(format_string('Some user time zones have been emptied and need to be set to the correct values. Use the new <a href="@config-url">time zone options</a> to choose whether to remind users at login to set the correct time zone.', array('@config-url' => url('admin/config/regional/settings'))), 'warning');
+      }
+      return t('Migrated user time zones');
+    }
+  }
+}
+
+/**
+ * Update user settings for cancelling user accounts.
+ *
+ * Prior to 7.x, users were not able to cancel their accounts. When
+ * administrators deleted an account, all contents were assigned to uid 0,
+ * which is the same as the 'user_cancel_reassign' method now.
+ */
+function user_update_7003() {
+  // Set the default account cancellation method.
+  variable_set('user_cancel_method', 'user_cancel_reassign');
+  // Re-assign notification setting.
+  if ($setting = variable_get('user_mail_status_deleted_notify', FALSE)) {
+    variable_set('user_mail_status_canceled_notify', $setting);
+    variable_del('user_mail_status_deleted_notify');
+  }
+  // Re-assign "Account deleted" mail strings to "Account canceled" mail.
+  if ($setting = variable_get('user_mail_status_deleted_subject', FALSE)) {
+    variable_set('user_mail_status_canceled_subject', $setting);
+    variable_del('user_mail_status_deleted_subject');
+  }
+  if ($setting = variable_get('user_mail_status_deleted_body', FALSE)) {
+    variable_set('user_mail_status_canceled_body', $setting);
+    variable_del('user_mail_status_deleted_body');
+  }
+}
+
+/**
+ * Changes the users table to allow longer e-mail addresses.
+ */
+function user_update_7005(&$sandbox) {
+  $mail_field = array(
+    'type' => 'varchar',
+    'length' => 254,
+    'not null' => FALSE,
+    'default' => '',
+    'description' => "User's e-mail address.",
+  );
+  $init_field = array(
+    'type' => 'varchar',
+    'length' => 254,
+    'not null' => FALSE,
+    'default' => '',
+    'description' => 'E-mail address used for initial account creation.',
+  );
+  db_drop_index('users', 'mail');
+  db_change_field('users', 'mail', 'mail', $mail_field, array('indexes' => array('mail' => array('mail'))));
+  db_change_field('users', 'init', 'init', $init_field);
+}
+
+/**
+ * Add module data to {role_permission}.
+ */
+function user_update_7006(&$sandbox) {
+  $module_field = array(
+    'type' => 'varchar',
+    'length' => 255,
+    'not null' => TRUE,
+    'default' => '',
+    'description' => "The module declaring the permission.",
+  );
+  // Check that the field hasn't been updated in an aborted run of this
+  // update.
+  if (!db_field_exists('role_permission', 'module')) {
+    // Add a new field for the fid.
+    db_add_field('role_permission', 'module', $module_field);
+  }
+}
+
+/**
+ * Add a weight column to user roles.
+ */
+function user_update_7007() {
+  db_add_field('role', 'weight', array('type' => 'int', 'not null' => TRUE, 'default' => 0));
+  db_add_index('role', 'name_weight', array('name', 'weight'));
+}
+
+/**
+ * If 'user_register' variable was unset in Drupal 6, set it to be the same as
+ * the Drupal 6 default setting.
+ */
+function user_update_7008() {
+  if (!isset($GLOBALS['conf']['user_register'])) {
+    // Set to the Drupal 6 default, "visitors can create accounts".
+    variable_set('user_register', USER_REGISTER_VISITORS);
+  }
+}
+
+/**
+ * Converts fields that store serialized variables from text to blob.
+ */
+function user_update_7009() {
+  $spec = array(
+    'type' => 'blob',
+    'not null' => FALSE,
+    'size' => 'big',
+    'serialize' => TRUE,
+    'description' => 'A serialized array of name value pairs that are related to the user. Any form values posted during user edit are stored and are loaded into the $user object during user_load(). Use of this field is discouraged and it will likely disappear in a future version of Drupal.',
+  );
+  db_change_field('users', 'data', 'data', $spec);
+}
+
+/**
+ * Update the {user}.signature_format column.
+ */
+function user_update_7010() {
+  // Update the database column to allow NULL values.
+  db_change_field('users', 'signature_format', 'signature_format', array(
+    'type' => 'int',
+    'unsigned' => TRUE,
+    'not null' => FALSE,
+    'description' => 'The {filter_format}.format of the signature.',
+  ));
+
+  // Replace the signature format with NULL if the signature is empty and does
+  // not already have a stored text format.
+  //
+  // In Drupal 6, "0" (the former FILTER_FORMAT_DEFAULT constant) could be used
+  // to indicate this situation, but in Drupal 7, only NULL is supported. This
+  // update therefore preserves the ability of user accounts which were never
+  // given a signature (for example, if the site did not have user signatures
+  // enabled, or if the user never edited their account information) to not
+  // have a particular text format assumed for them the first time the
+  // signature is edited.
+  db_update('users')
+    ->fields(array('signature_format' => NULL))
+    ->condition('signature', '')
+    ->condition('signature_format', 0)
+    ->execute();
+
+  // There are a number of situations in which a Drupal 6 site could store
+  // content with a nonexistent text format. This includes text formats that
+  // had later been deleted, or non-empty content stored with a value of "0"
+  // (the former FILTER_FORMAT_DEFAULT constant). Drupal 6 would filter this
+  // content using whatever the site-wide default text format was at the moment
+  // the text was being displayed.
+  //
+  // In Drupal 7, this behavior is no longer supported, and all content must be
+  // stored with an explicit text format (or it will not be displayed when it
+  // is filtered). Therefore, to preserve the behavior of the site after the
+  // upgrade, we must replace all instances described above with the current
+  // value of the (old) site-wide default format at the moment of the upgrade.
+  $existing_formats = db_query("SELECT format FROM {filter_format}")->fetchCol();
+  $default_format = variable_get('filter_default_format', 1);
+  db_update('users')
+    ->fields(array('signature_format' => $default_format))
+    ->isNotNull('signature_format')
+    ->condition('signature_format', $existing_formats, 'NOT IN')
+    ->execute();
+}
+
+/**
+ * Placeholder function.
+ *
+ * As a fix for user_update_7011() not updating email templates to use the new
+ * tokens, user_update_7017() now targets email templates of Drupal 6 sites and
+ * already upgraded sites.
+ */
+function user_update_7011() {
+}
+
+/**
+ * Add the user's pictures to the {file_managed} table and make them managed
+ * files.
+ */
+function user_update_7012(&$sandbox) {
+
+  $picture_field = array(
+    'type' => 'int',
+    'not null' => TRUE,
+    'default' => 0,
+    'description' => "Foreign key: {file_managed}.fid of user's picture.",
+  );
+
+  if (!isset($sandbox['progress'])) {
+    // Check that the field hasn't been updated in an aborted run of this
+    // update.
+    if (!db_field_exists('users', 'picture_fid')) {
+      // Add a new field for the fid.
+      db_add_field('users', 'picture_fid', $picture_field);
+    }
+
+    // Initialize batch update information.
+    $sandbox['progress'] = 0;
+    $sandbox['last_user_processed'] = -1;
+    $sandbox['max'] = db_query("SELECT COUNT(*) FROM {users} WHERE picture <> ''")->fetchField();
+  }
+
+  // As a batch operation move the photos into the {file_managed} table and
+  // update the {users} records.
+  $limit = 500;
+  $result = db_query_range("SELECT uid, picture FROM {users} WHERE picture <> '' AND uid > :uid ORDER BY uid", 0, $limit, array(':uid' => $sandbox['last_user_processed']));
+  foreach ($result as $user) {
+    // Don't bother adding files that don't exist.
+    if (file_exists($user->picture)) {
+
+      // Check if the file already exists.
+      $files = file_load_multiple(array(), array('uri' => $user->picture));
+      if (count($files)) {
+        $file = reset($files);
+      }
+      else {
+        // Create a file object.
+        $file = new stdClass();
+        $file->uri      = $user->picture;
+        $file->filename = drupal_basename($file->uri);
+        $file->filemime = file_get_mimetype($file->uri);
+        $file->uid      = $user->uid;
+        $file->status   = FILE_STATUS_PERMANENT;
+        $file = file_save($file);
+      }
+
+      db_update('users')
+        ->fields(array('picture_fid' => $file->fid))
+        ->condition('uid', $user->uid)
+        ->execute();
+    }
+
+    // Update our progress information for the batch update.
+    $sandbox['progress']++;
+    $sandbox['last_user_processed'] = $user->uid;
+  }
+
+  // Indicate our current progress to the batch update system. If there's no
+  // max value then there's nothing to update and we're finished.
+  $sandbox['#finished'] = empty($sandbox['max']) ? 1 : ($sandbox['progress'] / $sandbox['max']);
+
+  // When we're finished, drop the old picture field and rename the new one to
+  // replace it.
+  if (isset($sandbox['#finished']) && $sandbox['#finished'] == 1) {
+    db_drop_field('users', 'picture');
+    db_change_field('users', 'picture_fid', 'picture', $picture_field);
+  }
+}
+
+/**
+ * Add user module file usage entries.
+ */
+function user_update_7013(&$sandbox) {
+  if (!isset($sandbox['progress'])) {
+    // Initialize batch update information.
+    $sandbox['progress'] = 0;
+    $sandbox['last_uid_processed'] = -1;
+    $sandbox['max'] = db_query("SELECT COUNT(*) FROM {users} u WHERE u.picture <> 0")->fetchField();
+  }
+
+  // Add usage entries for the user picture files.
+  $limit = 500;
+  $result = db_query_range('SELECT f.*, u.uid as user_uid FROM {users} u INNER JOIN {file_managed} f ON u.picture = f.fid WHERE u.picture <> 0 AND u.uid > :uid ORDER BY u.uid', 0, $limit, array(':uid' => $sandbox['last_uid_processed']))->fetchAllAssoc('fid', PDO::FETCH_ASSOC);
+  foreach ($result as $row) {
+    $uid = $row['user_uid'];
+    $file = (object) $row;
+    file_usage_add($file, 'user', 'user', $uid);
+
+    // Update our progress information for the batch update.
+    $sandbox['progress']++;
+    $sandbox['last_uid_processed'] = $uid;
+  }
+
+  // Indicate our current progress to the batch update system.
+  $sandbox['#finished'] = empty($sandbox['max']) || ($sandbox['progress'] / $sandbox['max']);
+}
+
+/**
+ * Rename the 'post comments without approval' permission.
+ *
+ * In Drupal 7, this permission has been renamed to 'skip comment approval'.
+ */
+function user_update_7014() {
+  db_update('role_permission')
+        ->fields(array('permission' => 'skip comment approval'))
+        ->condition('permission', 'post comments without approval')
+        ->execute();
+
+  return t("Renamed the 'post comments without approval' permission to 'skip comment approval'.");
+}
+
+/**
+ * Change {users}.signature_format into varchar.
+ */
+function user_update_7015() {
+  db_change_field('users', 'signature_format', 'signature_format', array(
+    'type' => 'varchar',
+    'length' => 255,
+    'not null' => FALSE,
+    'description' => 'The {filter_format}.format of the signature.',
+  ));
+}
+
+/**
+ * @} End of "addtogroup updates-6.x-to-7.x".
+ */
+
+/**
+ * @addtogroup updates-7.x-extra
+ * @{
+ */
+
+/**
+ * Update the database to match the schema.
+ */
+function user_update_7016() {
+  // Add field default.
+  db_change_field('users', 'uid', 'uid', array(
+    'type' => 'int',
+    'unsigned' => TRUE,
+    'not null' => TRUE,
+    'default' => 0,
+  ));
+}
+
+/**
+ * Update email templates to use new tokens.
+ *
+ * This function upgrades customized email templates from the old !token format
+ * to the new core tokens format. Additionally, in Drupal 7 we no longer e-mail
+ * plain text passwords to users, and there is no token for a plain text
+ * password in the new token system. Therefore, it also modifies any saved
+ * templates using the old '!password' token such that the token is removed, and
+ * displays a warning to users that they may need to go and modify the wording
+ * of their templates.
+ */
+function user_update_7017() {
+  $message = '';
+
+  $tokens = array(
+    '!site' => '[site:name]',
+    '!username' => '[user:name]',
+    '!mailto' => '[user:mail]',
+    '!login_uri' => '[site:login-url]',
+    '!uri_brief' => '[site:url-brief]',
+    '!edit_uri' => '[user:edit-url]',
+    '!login_url' => '[user:one-time-login-url]',
+    '!uri' => '[site:url]',
+    '!date' => '[date:medium]',
+    '!password' => '',
+  );
+
+  $result = db_select('variable', 'v')
+    ->fields('v', array('name'))
+    ->condition('name', db_like('user_mail_') . '%', 'LIKE')
+    ->execute();
+
+  foreach ($result as $row) {
+    // Use variable_get() to get the unserialized value for free.
+    if ($value = variable_get($row->name, FALSE)) {
+
+      if (empty($message) && (strpos($value, '!password') !== FALSE)) {
+        $message = t('The ability to send users their passwords in plain text has been removed in Drupal 7. Your existing email templates have been modified to remove it. You should <a href="@template-url">review these templates</a> to make sure they read properly.', array('@template-url' => url('admin/config/people/accounts')));
+      }
+
+      variable_set($row->name, str_replace(array_keys($tokens), $tokens, $value));
+    }
+  }
+
+  return $message;
+}
+
+/**
+ * Ensure there is an index on {users}.picture.
+ */
+function user_update_7018() {
+  if (!db_index_exists('users', 'picture')) {
+    db_add_index('users', 'picture', array('picture'));
+  }
+}
+
+/**
+ * @} End of "addtogroup updates-7.x-extra".
+ */