/**
* Returns true if config section is sealed
* @param string $section
* @return boolean
*/
protected function is_sealed($section)
{
if ($this->_config->is_master()) {
return false;
}
if (w3_is_network() && !$this->_config->is_master() && w3_force_master()) {
return true;
}
// browsercache settings change rules, so not available in child settings
if ($section == 'browsercache') {
return true;
}
if ($section == 'minify' && !$this->_config_master->get_boolean('minify.enabled')) {
return true;
}
return $this->_config_admin->get_boolean($section . '.configuration_sealed');
}
/**
* Returns true if we edit master config
*
* @return boolean
*/
protected function is_master()
{
return $this->_config->is_master();
}
/**
* Save config, can't decline save process. (difference from action_save)
*
* Do some actions on config keys update
* Used in several places such as:
*
* 1. common config save
* 2. import settings
*
* @param W3_Config $current_config
* @param W3_Config $new_config
* @param W3_ConfigAdmin $new_config_admin
* @return bool
* @throws Exception
*/
function w3_config_save($current_config, $new_config, $new_config_admin)
{
$master_config = $new_config->is_master() ? $new_config : new W3_Config(true);
if ($master_config->get_integer('common.instance_id', 0) == 0) {
$master_config->set('common.instance_id', mt_rand());
if (!$new_config->is_master()) {
$master_config->save();
}
}
$old_config = new W3_Config();
$browsercache_dependencies = array();
if ($new_config->get_boolean('browsercache.enabled')) {
$browsercache_dependencies = array_merge($browsercache_dependencies, array('browsercache.cssjs.replace', 'browsercache.html.replace', 'browsercache.other.replace'));
if ($new_config->get_boolean('browsercache.cssjs.replace')) {
$browsercache_dependencies = array_merge($browsercache_dependencies, array('browsercache.cssjs.compression', 'browsercache.cssjs.expires', 'browsercache.cssjs.lifetime', 'browsercache.cssjs.cache.control', 'browsercache.cssjs.cache.policy', 'browsercache.cssjs.etag', 'browsercache.cssjs.w3tc'));
}
if ($new_config->get_boolean('browsercache.html.replace')) {
$browsercache_dependencies = array_merge($browsercache_dependencies, array('browsercache.html.compression', 'browsercache.html.expires', 'browsercache.html.lifetime', 'browsercache.html.cache.control', 'browsercache.html.cache.policy', 'browsercache.html.etag', 'browsercache.html.w3tc'));
}
if ($new_config->get_boolean('browsercache.other.replace')) {
$browsercache_dependencies = array_merge($browsercache_dependencies, array('browsercache.other.compression', 'browsercache.other.expires', 'browsercache.other.lifetime', 'browsercache.other.cache.control', 'browsercache.other.cache.policy', 'browsercache.other.etag', 'browsercache.other.w3tc'));
}
}
/**
* Show need empty page cache notification
*/
if ($new_config->get_boolean('pgcache.enabled')) {
$pgcache_dependencies = array_merge($browsercache_dependencies, array('pgcache.debug', 'dbcache.enabled', 'objectcache.enabled', 'minify.enabled', 'mobile.enabled', 'referrer.enabled'));
if ($new_config->get_boolean('dbcache.enabled')) {
$pgcache_dependencies = array_merge($pgcache_dependencies, array('dbcache.debug'));
}
if ($new_config->get_boolean('objectcache.enabled')) {
$pgcache_dependencies = array_merge($pgcache_dependencies, array('objectcache.debug'));
}
if ($new_config->get_boolean('minify.enabled')) {
$pgcache_dependencies = array_merge($pgcache_dependencies, array('minify.auto', 'minify.debug', 'minify.rewrite', 'minify.html.enable', 'minify.html.engine', 'minify.html.inline.css', 'minify.html.inline.js', 'minify.html.strip.crlf', 'minify.html.comments.ignore', 'minify.css.enable', 'minify.css.engine', 'minify.css.groups', 'minify.js.enable', 'minify.js.engine', 'minify.js.groups', 'minify.htmltidy.options.clean', 'minify.htmltidy.options.hide-comments', 'minify.htmltidy.options.wrap', 'minify.reject.logged', 'minify.reject.ua', 'minify.reject.uri'));
}
/**
* @var W3_ModuleStatus $modules
*/
$modules = w3_instance('W3_ModuleStatus');
if ($modules->is_running('cdn')) {
$pgcache_dependencies = array_merge($pgcache_dependencies, array('cdn.enabled', 'cdn.debug', 'cdn.engine', 'cdn.uploads.enable', 'cdn.includes.enable', 'cdn.includes.files', 'cdn.theme.enable', 'cdn.theme.files', 'cdn.minify.enable', 'cdn.custom.enable', 'cdn.custom.files', 'cdn.ftp.domain', 'cdn.ftp.ssl', 'cdn.s3.cname', 'cdn.s3.ssl', 'cdn.cf.cname', 'cdn.cf.ssl', 'cdn.cf2.cname', 'cdn.cf2.ssl', 'cdn.rscf.cname', 'cdn.rscf.ssl', 'cdn.azure.cname', 'cdn.azure.ssl', 'cdn.mirror.domain', 'cdn.mirror.ssl', 'cdn.netdna.domain', 'cdn.netdna.ssl', 'cdn.cotendo.domain', 'cdn.cotendo.ssl', 'cdn.edgecast.domain', 'cdn.edgecast.ssl', 'cdn.att.domain', 'cdn.att.ssl', 'cdn.reject.logged_roles', 'cdn.reject.roles', 'cdn.reject.ua', 'cdn.reject.uri', 'cdn.reject.files'));
} elseif ($old_config->get_boolean('cdn.enabled') && !$new_config->get_boolean('cdn.enabled')) {
$pgcache_dependencies = array_merge($pgcache_dependencies, array('cdn.enabled'));
}
if ($new_config->get_boolean('mobile.enabled')) {
$pgcache_dependencies = array_merge($pgcache_dependencies, array('mobile.rgroups'));
}
if ($new_config->get_boolean('referrer.enabled')) {
$pgcache_dependencies = array_merge($pgcache_dependencies, array('referrer.rgroups'));
}
if ($new_config->get_boolean('browsercache.enabled') && $new_config->get_string('pgcache.engine') == 'file_generic') {
$pgcache_dependencies = array_merge($pgcache_dependencies, array('browsercache.html.last_modified', 'browsercache.other.last_modified'));
}
$old_pgcache_dependencies_values = array();
$new_pgcache_dependencies_values = array();
foreach ($pgcache_dependencies as $pgcache_dependency) {
$old_pgcache_dependencies_values[] = $old_config->get($pgcache_dependency);
$new_pgcache_dependencies_values[] = $new_config->get($pgcache_dependency);
}
if (serialize($old_pgcache_dependencies_values) != serialize($new_pgcache_dependencies_values)) {
$new_config->set('notes.need_empty_pgcache', true);
}
}
/**
* Show need empty minify notification
*/
if ($current_config->get_boolean('minify.enabled') && $new_config->get_boolean('minify.enabled') && ($new_config->get_boolean('minify.css.enable') && ($new_config->get_boolean('minify.auto') || count($new_config->get_array('minify.css.groups'))) || $new_config->get_boolean('minify.js.enable') && ($new_config->get_boolean('minify.auto') || count($new_config->get_array('minify.js.groups'))))) {
$minify_dependencies = array_merge($browsercache_dependencies, array('minify.auto', 'minify.debug', 'minify.options', 'minify.symlinks', 'minify.css.enable', 'minify.js.enable'));
if ($new_config->get_boolean('minify.css.enable') && ($new_config->get_boolean('minify.auto') || count($new_config->get_array('minify.css.groups')))) {
$minify_dependencies = array_merge($minify_dependencies, array('minify.css.engine', 'minify.css.combine', 'minify.css.strip.comments', 'minify.css.strip.crlf', 'minify.css.imports', 'minify.css.groups', 'minify.yuicss.path.java', 'minify.yuicss.path.jar', 'minify.yuicss.options.line-break', 'minify.csstidy.options.remove_bslash', 'minify.csstidy.options.compress_colors', 'minify.csstidy.options.compress_font-weight', 'minify.csstidy.options.lowercase_s', 'minify.csstidy.options.optimise_shorthands', 'minify.csstidy.options.remove_last_;', 'minify.csstidy.options.case_properties', 'minify.csstidy.options.sort_properties', 'minify.csstidy.options.sort_selectors', 'minify.csstidy.options.merge_selectors', 'minify.csstidy.options.discard_invalid_properties', 'minify.csstidy.options.css_level', 'minify.csstidy.options.preserve_css', 'minify.csstidy.options.timestamp', 'minify.csstidy.options.template'));
}
if ($new_config->get_boolean('minify.js.enable') && ($new_config->get_boolean('minify.auto') || count($new_config->get_array('minify.js.groups')))) {
$minify_dependencies = array_merge($minify_dependencies, array('minify.js.engine', 'minify.js.combine.header', 'minify.js.combine.body', 'minify.js.combine.footer', 'minify.js.strip.comments', 'minify.js.strip.crlf', 'minify.js.groups', 'minify.yuijs.path.java', 'minify.yuijs.path.jar', 'minify.yuijs.options.line-break', 'minify.yuijs.options.nomunge', 'minify.yuijs.options.preserve-semi', 'minify.yuijs.options.disable-optimizations', 'minify.ccjs.path.java', 'minify.ccjs.path.jar', 'minify.ccjs.options.compilation_level', 'minify.ccjs.options.formatting'));
}
/**
* @var W3_ModuleStatus $modules
*/
$modules = w3_instance('W3_ModuleStatus');
if ($modules->is_running('cdn')) {
$minify_dependencies = array_merge($minify_dependencies, array('cdn.engine', 'cdn.enabled'));
} elseif ($old_config->get_boolean('cdn.enabled') && !$new_config->get_boolean('cdn.enabled')) {
$minify_dependencies = array_merge($minify_dependencies, array('cdn.enabled'));
}
$old_minify_dependencies_values = array();
$new_minify_dependencies_values = array();
foreach ($minify_dependencies as $minify_dependency) {
$old_minify_dependencies_values[] = $old_config->get($minify_dependency);
$new_minify_dependencies_values[] = $new_config->get($minify_dependency);
}
if (serialize($old_minify_dependencies_values) != serialize($new_minify_dependencies_values)) {
$new_config->set('notes.need_empty_minify', true);
}
}
if ($new_config->get_boolean('cdn.enabled') && !w3_is_cdn_mirror($new_config->get_string('cdn.engine'))) {
/**
* Show notification when CDN enabled
*/
if (!$old_config->get_boolean('cdn.enabled')) {
$new_config->set('notes.cdn_upload', true);
}
/**
* Show notification when Browser Cache settings changes
*/
$cdn_dependencies = array('browsercache.enabled');
if ($new_config->get_boolean('cdn.enabled')) {
$cdn_dependencies = array('browsercache.cssjs.compression', 'browsercache.cssjs.expires', 'browsercache.cssjs.lifetime', 'browsercache.cssjs.cache.control', 'browsercache.cssjs.cache.policy', 'browsercache.cssjs.etag', 'browsercache.cssjs.w3tc', 'browsercache.html.compression', 'browsercache.html.expires', 'browsercache.html.lifetime', 'browsercache.html.cache.control', 'browsercache.html.cache.policy', 'browsercache.html.etag', 'browsercache.html.w3tc', 'browsercache.other.compression', 'browsercache.other.expires', 'browsercache.other.lifetime', 'browsercache.other.cache.control', 'browsercache.other.cache.policy', 'browsercache.other.etag', 'browsercache.other.w3tc');
}
$old_cdn_dependencies_values = array();
$new_cdn_dependencies_values = array();
foreach ($cdn_dependencies as $cdn_dependency) {
$old_cdn_dependencies_values[] = $old_config->get($cdn_dependency);
$new_cdn_dependencies_values[] = $new_config->get($cdn_dependency);
}
if (serialize($old_cdn_dependencies_values) != serialize($new_cdn_dependencies_values)) {
$new_config->set('notes.cdn_reupload', true);
}
}
/**
* Show need empty object cache notification
*/
if ($current_config->get_boolean('objectcache.enabled')) {
$objectcache_dependencies = array('objectcache.groups.global', 'objectcache.groups.nonpersistent');
$old_objectcache_dependencies_values = array();
$new_objectcache_dependencies_values = array();
foreach ($objectcache_dependencies as $objectcache_dependency) {
$old_objectcache_dependencies_values[] = $old_config->get($objectcache_dependency);
$new_objectcache_dependencies_values[] = $new_config->get($objectcache_dependency);
}
if (serialize($old_objectcache_dependencies_values) != serialize($new_objectcache_dependencies_values)) {
$new_config->set('notes.need_empty_objectcache', true);
}
}
if ($current_config->get_boolean('newrelic.enabled')) {
if ($current_config->get_boolean('pgcache.enabled')) {
if (w3_is_network() && $current_config->get_boolean('common.force_master')) {
$new_config->set('pgcache.late_init', true);
}
}
}
do_action('w3tc_saved_options', $new_config, $new_config_admin);
/**
* Save config
*/
try {
$new_config_admin->save();
$new_config->save();
} catch (Exception $ex) {
// try to fix environment, it potentially can be fixed silently
// dont show error here, it will be called again later
// in admin_notices
try {
$environment = w3_instance('W3_AdminEnvironment');
$environment->fix_in_wpadmin($new_config);
} catch (Exception $ex) {
}
// retry save process and complain now on failure
try {
$new_config_admin->save();
$new_config->save();
} catch (Exception $ex) {
throw new Exception('<strong>Can\'t change configuration</strong>: ' . $ex->getMessage());
}
}
$w3_plugin_cdn = w3_instance('W3_Plugin_CdnAdmin');
/**
* Empty caches on engine change or cache enable/disable
*/
if ($old_config->get_string('pgcache.engine') != $new_config->get_string('pgcache.engine') || $old_config->get_string('pgcache.enabled') != $new_config->get_string('pgcache.enabled')) {
w3tc_pgcache_flush();
}
if ($old_config->get_string('dbcache.engine') != $new_config->get_string('dbcache.engine') || $old_config->get_string('dbcache.enabled') != $new_config->get_string('dbcache.enabled')) {
w3tc_dbcache_flush();
}
if ($old_config->get_string('objectcache.engine') != $new_config->get_string('objectcache.engine') || $old_config->get_string('objectcache.enabled') != $new_config->get_string('objectcache.enabled')) {
w3tc_objectcache_flush();
}
if ($old_config->get_string('minify.engine') != $new_config->get_string('minify.engine') || $old_config->get_string('minify.enabled') != $new_config->get_string('minify.enabled')) {
w3tc_minify_flush();
}
/**
* Update CloudFront CNAMEs
*/
$update_cf_cnames = false;
if ($new_config->get_boolean('cdn.enabled') && in_array($new_config->get_string('cdn.engine'), array('cf', 'cf2'))) {
if ($new_config->get_string('cdn.engine') == 'cf') {
$old_cnames = $old_config->get_array('cdn.cf.cname');
$new_cnames = $new_config->get_array('cdn.cf.cname');
} else {
$old_cnames = $old_config->get_array('cdn.cf2.cname');
$new_cnames = $new_config->get_array('cdn.cf2.cname');
}
if (count($old_cnames) != count($new_cnames) || count(array_diff($old_cnames, $new_cnames))) {
$update_cf_cnames = true;
}
}
/**
* Refresh config
*/
$current_config->load();
/**
* React to config changes
*/
$environment = w3_instance('W3_AdminEnvironment');
$environment->fix_on_event($new_config, 'config_change', $old_config);
/**
* Update support us option
*/
w3_instance('W3_AdminLinks')->link_update($current_config);
/**
* Auto upload minify files to CDN
*/
if ($new_config->get_boolean('minify.enabled') && $new_config->get_boolean('minify.upload') && $new_config->get_boolean('cdn.enabled') && !w3_is_cdn_mirror($new_config->get_string('cdn.engine'))) {
w3_cdn_upload_minify();
}
/**
* Auto upload browsercache files to CDN
*/
if ($new_config->get_boolean('cdn.enabled') && $new_config->get_string('cdn.engine') == 'ftp') {
w3_cdn_delete_browsercache($current_config);
w3_cdn_upload_browsercache($current_config);
}
/**
* Update CloudFront CNAMEs
*/
if ($update_cf_cnames) {
$error = null;
$w3_plugin_cdn->update_cnames($error);
}
return true;
}
