clamav.install in ClamAV 7

Hook_requirements for the ClamAV module.

File

clamav.install

<?php

/**
 * @file
 * Hook_requirements for the ClamAV module.
 */

/**
 * Implements hook_requirements().
 */
function clamav_requirements($phase) {
  $t = get_t();
  $requirements = array();
  if ($phase == 'runtime') {

    // Try to connect on the current settings.
    $mode = variable_get('clamav_mode', CLAMAV_DEFAULT_MODE);
    if ($mode == CLAMAV_USE_DAEMON) {
      $settings = array(
        'host' => variable_get('clamav_daemon_host', CLAMAV_DEFAULT_HOST),
        'port' => variable_get('clamav_daemon_port', CLAMAV_DEFAULT_PORT),
      );
      $mode = $t('Daemon (over TCP/IP)');
    }
    elseif ($mode == CLAMAV_USE_EXECUTABLE) {
      $settings = variable_get('clamav_executable_path', CLAMAV_DEFAULT_PATH);
      $mode = $t('Executable');
    }
    elseif ($mode == CLAMAV_USE_DAEMON_UNIX_SOCKET) {
      $settings = array(
        'unix_socket_path' => variable_get('clamav_daemon_unix_socket', CLAMAV_DEFAULT_UNIX_SOCKET),
      );
      $mode = $t('Daemon (over Unix-socket)');
    }
    require_once dirname(__FILE__) . '/clamav.inc';
    $ver = clamav_get_version($settings);

    // Report success or failure.
    $requirements[] = array(
      'title' => $t('ClamAV'),
      'value' => empty($ver) ? $t('@mode not found.', array(
        '@mode' => $mode,
      )) : $t('@mode: @version', array(
        '@mode' => $mode,
        '@version' => $ver,
      )),
      'severity' => empty($ver) ? REQUIREMENT_ERROR : REQUIREMENT_OK,
      'description' => empty($ver) && user_access('administer site configuration') ? l(t('Configure ClamAV'), 'admin/config/media/clamav') : '',
    );
  }
  return $requirements;
}

/**
 * Implements hook_uninstall().
 */
function clamav_uninstall() {
  variable_del('clamav_verbose');
  variable_del('clamav_executable_path');
  variable_del('clamav_executable_parameters');
  variable_del('clamav_daemon_port');
  variable_del('clamav_daemon_host');
  variable_del('clamav_mode');
  variable_del('clamav_enabled');
  variable_del('clamav_unchecked_files');
  variable_del('clamav_overridden_schemes');
}

/**
 * Remove deprecated variables.
 */
function clamav_update_7001() {
  variable_del('clamav_enable_element_file_widget');
  variable_del('clamav_enable_element_image_widget');
}

/**
 * Reconfigure ClamAV to show that files are being scanned.
 */
function clamav_update_7002() {

  // See http://drupal.org/node/2810103
  // The configuration checkbox 'Enable ClamAV anti-virus scans' previously had
  // no effect on whether files were scanned: files were *always* scanned, even
  // if that checkbox was disabled.
  // This bug is now fixed, so reconfigure ClamAV so that the behaviour does
  // not change.
  if (!variable_get('clamav_enabled', TRUE)) {
    variable_set('clamav_enabled', TRUE);
    watchdog('ClamAV', 'ClamAV has been reconfigured and is enabled for scanning uploads. Learn more at <a href="@clamav_issue_url">Issue 2810103 on drupal.org</a>.', array(
      '@clamav_issue_url' => url('http://drupal.org/node/2810103'),
    ), WATCHDOG_WARNING);
    $message = t('ClamAV has been reconfigured and is enabled to scan uploads. Visit the <a href="@clamav_config_url">ClamAV configuration page</a> to review the configuration and disable it if necessary.', array(
      '@clamav_config_url' => url('admin/config/media/clamav'),
    ));
    return $message;
  }
}

Functions

Name	Description
clamav_requirements	Implements hook_requirements().
clamav_uninstall	Implements hook_uninstall().
clamav_update_7001	Remove deprecated variables.
clamav_update_7002	Reconfigure ClamAV to show that files are being scanned.