function drupal_check_incompatibility in Drupal 7

Same name and namespace in other branches

1. 8 core/includes/common.inc \drupal_check_incompatibility()

Checks whether a version is compatible with a given dependency.

Parameters

$v: The parsed dependency structure from drupal_parse_dependency().

$current_version: The version to check against (like 4.2).

Return value

NULL if compatible, otherwise the original dependency version string that caused the incompatibility.

See also

drupal_parse_dependency()

2 calls to drupal_check_incompatibility()

system_modules in modules/system/system.admin.inc

Menu callback; provides module enable/disable interface.

system_requirements in modules/system/system.install

Implements hook_requirements().

File

includes/common.inc, line 7916

Common functions that many Drupal modules will need to reference.

Code

function drupal_check_incompatibility($v, $current_version) {
  if (!empty($v['versions'])) {
    foreach ($v['versions'] as $required_version) {
      if (isset($required_version['op']) && !version_compare($current_version, $required_version['version'], $required_version['op'])) {
        return $v['original_version'];
      }
    }
  }
}