+ /**
+ * Map legacy config keys with the new ones.
+ * If ConfigPhp is used, getting <newkey> will actually look for <legacykey>.
+ * The Updater will use this array to transform keys when switching to JSON.
+ *
+ * @var array current key => legacy key.
+ */
+ public static $LEGACY_KEYS_MAPPING = array(
+ 'credentials.login' => 'login',
+ 'credentials.hash' => 'hash',
+ 'credentials.salt' => 'salt',
+ 'resource.data_dir' => 'config.DATADIR',
+ 'resource.config' => 'config.CONFIG_FILE',
+ 'resource.datastore' => 'config.DATASTORE',
+ 'resource.updates' => 'config.UPDATES_FILE',
+ 'resource.log' => 'config.LOG_FILE',
+ 'resource.update_check' => 'config.UPDATECHECK_FILENAME',
+ 'resource.raintpl_tpl' => 'config.RAINTPL_TPL',
+ 'resource.theme' => 'config.theme',
+ 'resource.raintpl_tmp' => 'config.RAINTPL_TMP',
+ 'resource.thumbnails_cache' => 'config.CACHEDIR',
+ 'resource.page_cache' => 'config.PAGECACHE',
+ 'resource.ban_file' => 'config.IPBANS_FILENAME',
+ 'security.session_protection_disabled' => 'disablesessionprotection',
+ 'security.ban_after' => 'config.BAN_AFTER',
+ 'security.ban_duration' => 'config.BAN_DURATION',
+ 'general.title' => 'title',
+ 'general.timezone' => 'timezone',
+ 'general.header_link' => 'titleLink',
+ 'updates.check_updates' => 'config.ENABLE_UPDATECHECK',
+ 'updates.check_updates_branch' => 'config.UPDATECHECK_BRANCH',
+ 'updates.check_updates_interval' => 'config.UPDATECHECK_INTERVAL',
+ 'privacy.default_private_links' => 'privateLinkByDefault',
+ 'feed.rss_permalinks' => 'config.ENABLE_RSS_PERMALINKS',
+ 'general.links_per_page' => 'config.LINKS_PER_PAGE',
+ 'thumbnail.enable_thumbnails' => 'config.ENABLE_THUMBNAILS',
+ 'thumbnail.enable_localcache' => 'config.ENABLE_LOCALCACHE',
+ 'general.enabled_plugins' => 'config.ENABLED_PLUGINS',
+ 'redirector.url' => 'redirector',
+ 'redirector.encode_url' => 'config.REDIRECTOR_URLENCODE',
+ 'feed.show_atom' => 'config.SHOW_ATOM',
+ 'privacy.hide_public_links' => 'config.HIDE_PUBLIC_LINKS',
+ 'privacy.hide_timestamps' => 'config.HIDE_TIMESTAMPS',
+ 'security.open_shaarli' => 'config.OPEN_SHAARLI',
+ );
+