function archiver_get_extensions in Drupal 7

Same name and namespace in other branches

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

Returns a string of supported archive extensions.

Return value

A space-separated string of extensions suitable for use by the file validation system.

3 calls to archiver_get_extensions()

UpdateTestUploadCase::testUploadModule in modules/update/update.test

Tests upload and extraction of a module.

update_manager_install_form in modules/update/update.manager.inc

Form constructor for the install form of the Update Manager module.

update_manager_install_form_submit in modules/update/update.manager.inc

Form submission handler for update_manager_install_form().

File

includes/common.inc, line 8492

Common functions that many Drupal modules will need to reference.

Code

function archiver_get_extensions() {
  $valid_extensions = array();
  foreach (archiver_get_info() as $archive) {
    foreach ($archive['extensions'] as $extension) {
      foreach (explode('.', $extension) as $part) {
        if (!in_array($part, $valid_extensions)) {
          $valid_extensions[] = $part;
        }
      }
    }
  }
  return implode(' ', $valid_extensions);
}