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Diffstat (limited to 'phpBB/phpbb/config/config.php')
| -rw-r--r-- | phpBB/phpbb/config/config.php | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/phpBB/phpbb/config/config.php b/phpBB/phpbb/config/config.php index aaad333006..c619cae2fd 100644 --- a/phpBB/phpbb/config/config.php +++ b/phpBB/phpbb/config/config.php @@ -148,6 +148,25 @@ class config implements \ArrayAccess, \IteratorAggregate, \Countable } /** + * Checks configuration option's value only if the new_value matches the + * current configuration value and the configuration value does exist.Called + * only after set_atomic has been called. + * + * @param string $key The configuration option's name + * @param string $new_value New configuration value + * @throws \phpbb\exception\http_exception when config value is set and not equal to new_value. + * @return bool True if the value was changed, false otherwise. + */ + public function ensure_lock($key, $new_value) + { + if (isset($this->config[$key]) && $this->config[$key] == $new_value) + { + return true; + } + throw new \phpbb\exception\http_exception(500, 'Failure while aqcuiring locks.'); + } + + /** * Increments an integer configuration value. * * @param string $key The configuration option's name |