function drush_enforce_requirement_core

8.0.x command.inc drush_enforce_requirement_core(&$command)
6.x command.inc drush_enforce_requirement_core(&$command)
7.x command.inc drush_enforce_requirement_core(&$command)
3.x command.inc drush_enforce_requirement_core(&$command)
4.x command.inc drush_enforce_requirement_core(&$command)
5.x command.inc drush_enforce_requirement_core(&$command)
master command.inc drush_enforce_requirement_core(&$command)

Check that a command is valid for the current major version of core. Handles explicit version numbers and 'plus' numbers like 7+ (compatible with 7,8 ...).

Parameters

$command: Command to check. Any errors will be added to the 'bootstrap_errors' element.

Return value

TRUE if command is valid.

1 call to drush_enforce_requirement_core()

File

includes/command.inc, line 1828
The drush command engine.

Code

function drush_enforce_requirement_core(&$command) {
  $major = drush_drupal_major_version();
  if (!$core = $command['core']) {
    return TRUE;
  }
  foreach ($core as $compat) {
    if ($compat == $major) {
      return TRUE;
    }
    elseif (substr($compat, -1) == '+' && $major >= substr($compat, 0, strlen($compat) -1)) {
      return TRUE;
    }
  }
  $versions = array_pop($core);
  if (!empty($core)) {
    $versions = implode(', ', $core) . dt(' or ') . $versions;
  }
  $command['bootstrap_errors']['DRUSH_COMMAND_CORE_VERSION_ERROR'] = dt('Command !command requires Drupal core version !versions to run.', array('!command' => $command['command'], '!versions' => $versions));
}