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function _l10n_update_source_compare in Localization update 6

Same name and namespace in other branches
  1. 7.2 l10n_update.translation.inc \_l10n_update_source_compare()
  2. 7 l10n_update.check.inc \_l10n_update_source_compare()

Compare two update sources, looking for the newer one (bigger timestamp).

This function can be used as a callback to compare two source objects.

Parameters

$current: Source object of current project.

$update: Source object of available update.

Return value

integer

  • '-1': $current < $updated OR $current is missing
  • '0': $current == $updated OR both $current and $updated are missing
  • '1': $current > $updated OR $updated is missing
4 calls to _l10n_update_source_compare()
l10n_update_build_updates in ./l10n_update.check.inc
Compare available releases with history and get list of downloadable updates.
l10n_update_check_translations in ./l10n_update.check.inc
Check updates for active projects and languages.
l10n_update_flag_history in ./l10n_update.inc
Flag the file history as up to date.
l10n_update_source_check in ./l10n_update.check.inc
Check local and remote sources for the file.

File

./l10n_update.check.inc, line 396
Reusable API for l10n remote updates using $source objects

Code

function _l10n_update_source_compare($current, $update) {
  if ($current && $update) {
    if (abs($current->timestamp - $update->timestamp) < L10N_UPDATE_TIMESTAMP_THRESHOLD) {
      return 0;
    }
    else {
      return $current->timestamp > $update->timestamp ? 1 : -1;
    }
  }
  elseif ($current && !$update) {
    return 1;
  }
  elseif (!$current && $update) {
    return -1;
  }
  else {
    return 0;
  }
}