/**
* Fixes environment once event occurs
*
* @param W3_Config $config
* @param string $event
* @param W3_Config|null $old_config
* @throws SelfTestExceptions
**/
public function fix_on_event($config, $event, $old_config = null)
{
if ($config->get_boolean('cdn.enabled') && !w3_is_cdn_mirror($config->get_string('cdn.engine'))) {
if ($old_config != null && $config->get_integer('cdn.queue.interval') != $old_config->get_integer('cdn.queue.interval')) {
$this->unschedule_queue_process();
}
if (!wp_next_scheduled('w3_cdn_cron_queue_process')) {
wp_schedule_event(current_time('timestamp'), 'w3_cdn_cron_queue_process', 'w3_cdn_cron_queue_process');
}
} else {
$this->unschedule_queue_process();
}
if ($config->get_boolean('cdn.enabled') && $config->get_boolean('cdn.autoupload.enabled') && !w3_is_cdn_mirror($config->get_string('cdn.engine'))) {
if ($old_config != null && $config->get_integer('cdn.autoupload.interval') != $old_config->get_integer('cdn.autoupload.interval')) {
$this->unschedule_upload();
}
if (!wp_next_scheduled('w3_cdn_cron_upload')) {
wp_schedule_event(current_time('timestamp'), 'w3_cdn_cron_upload', 'w3_cdn_cron_upload');
}
} else {
$this->unschedule_upload();
}
$exs = new SelfTestExceptions();
if ($config->get_boolean('cdn.enabled')) {
try {
$this->table_create($event == 'activate');
} catch (Exception $ex) {
$exs->push($ex);
}
}
if (count($exs->exceptions()) > 0) {
throw $exs;
}
}
/**
* @param W3_Config $config
* @param W3_Config $config_master
* @param bool $do_merge if to merge with network main site
* @return string
*/
public static function get_wordpress_appname($config, $config_master, $do_merge = true)
{
if (w3_is_network()) {
if ($config_master->get_boolean('newrelic.use_network_wide_id')) {
$appname = $config_master->get_string('newrelic.appname');
} else {
$merge = $config->get_boolean('newrelic.merge_with_network');
$merge_name = '';
if ($do_merge && $merge && w3_get_blog_id() != 0) {
$merge_name = ';' . $config_master->get_string('newrelic.appname');
}
if (w3_get_blog_id() != 0 && !$config->get_boolean('common.force_master')) {
$appname = $config->get_string('newrelic.appname', '');
if (empty($appname)) {
$prefix = $config->get_string('newrelic.appname_prefix');
$appname = $prefix . trim(w3_get_home_domain() . w3_get_site_path(), '/');
}
} else {
if (w3_get_blog_id() != 0) {
$prefix = $config->get_string('newrelic.appname_prefix');
$appname = $prefix . trim(w3_get_home_domain() . w3_get_site_path(), '/');
} else {
$appname = $config->get_string('newrelic.appname');
}
}
$appname = $appname . $merge_name;
}
} else {
$appname = $config->get_string('newrelic.appname');
}
return $appname;
}
/**
* @param W3_Config $config
* @param W3_Config $old_config
*/
function possible_state_change($config, $old_config)
{
if ($old_config->get_string('plugin.license_key') != '' && $config->get_string('plugin.license_key') == '') {
$result = edd_w3edge_w3tc_deactivate_license($old_config->get_string('plugin.license_key'));
if ($result) {
$this->site_inactivated = true;
}
delete_transient('w3tc_license_status');
} else {
if ($old_config->get_string('plugin.license_key') == '' && $config->get_string('plugin.license_key') != '') {
$result = edd_w3edge_w3tc_activate_license($config->get_string('plugin.license_key'));
if ($result) {
$this->site_activated = true;
}
delete_transient('w3tc_license_status');
} else {
if ($old_config->get_string('plugin.license_key') != $config->get_string('plugin.license_key')) {
$result = edd_w3edge_w3tc_activate_license($config->get_string('plugin.license_key'));
if ($result) {
$this->site_activated = true;
}
delete_transient('w3tc_license_status');
}
}
}
}
/**
* PHP5-style constructor
*
* @param array $config
*/
function __construct($config = array())
{
$this->_config = w3_instance('W3_Config');
if (empty($config)) {
$this->_cf_config = array('email' => $this->_config->get_string('cloudflare.email'), 'key' => $this->_config->get_string('cloudflare.key'), 'zone' => $this->_config->get_string('cloudflare.zone'));
} else {
$this->_cf_config = array_merge(array('email' => '', 'key' => '', 'zone' => ''), $config);
}
}
/**
* @param W3_Config $config
* @param W3_ConfigAdmin|null $config_admin
* @return array
*/
function notifications($config, $config_admin)
{
w3_require_once(W3TC_LIB_W3_DIR . '/Request.php');
$page = W3_Request::get_string('page');
$notes = array();
if (!w3_is_cdn_mirror($config->get_string('cdn.engine'))) {
/**
* Show notification after theme change
*/
if ($config->get_boolean('notes.theme_changed')) {
$notes[] = sprintf(__('The active theme has changed, please %s now to ensure proper operation. %s', 'w3-total-cache'), w3_button_popup(__('upload active theme files', 'w3-total-cache'), 'cdn_export', 'cdn_export_type=theme'), w3_button_hide_note(__('Hide this message', 'w3-total-cache'), 'theme_changed'));
}
/**
* Show notification after WP upgrade
*/
if ($config->get_boolean('notes.wp_upgraded')) {
$notes[] = sprintf(__('Upgraded WordPress? Please %s files now to ensure proper operation. %s', 'w3-total-cache'), w3_button_popup('upload wp-includes', 'cdn_export', 'cdn_export_type=includes'), w3_button_hide_note(__('Hide this message', 'w3-total-cache'), 'wp_upgraded'));
}
/**
* Show notification after CDN enable
*/
if ($config->get_boolean('notes.cdn_upload') || $config->get_boolean('notes.cdn_reupload')) {
$cdn_upload_buttons = array();
if ($config->get_boolean('cdn.includes.enable')) {
$cdn_upload_buttons[] = w3_button_popup('wp-includes', 'cdn_export', 'cdn_export_type=includes');
}
if ($config->get_boolean('cdn.theme.enable')) {
$cdn_upload_buttons[] = w3_button_popup('theme files', 'cdn_export', 'cdn_export_type=theme');
}
if ($config->get_boolean('minify.enabled') && $config->get_boolean('cdn.minify.enable') && !$config->get_boolean('minify.auto')) {
$cdn_upload_buttons[] = w3_button_popup('minify files', 'cdn_export', 'cdn_export_type=minify');
}
if ($config->get_boolean('cdn.custom.enable')) {
$cdn_upload_buttons[] = w3_button_popup('custom files', 'cdn_export', 'cdn_export_type=custom');
}
if ($config->get_boolean('notes.cdn_upload')) {
$notes[] = sprintf(__('Make sure to %s and upload the %s, files to the <acronym title="Content Delivery Network">CDN</acronym> to ensure proper operation. %s', 'w3-total-cache'), w3_button_popup('export the media library', 'cdn_export_library'), implode(', ', $cdn_upload_buttons), w3_button_hide_note('Hide this message', 'cdn_upload'));
}
if ($config->get_boolean('notes.cdn_reupload')) {
$notes[] = sprintf(__('Settings that affect Browser Cache settings for files hosted by the CDN have been changed. To apply the new settings %s and %s. %s', 'w3-total-cache'), w3_button_popup(__('export the media library', 'w3-total-cache'), 'cdn_export_library'), implode(', ', $cdn_upload_buttons), w3_button_hide_note(__('Hide this message', 'w3-total-cache'), 'cdn_reupload'));
}
}
}
if (in_array($config->get_string('cdn.engine'), array('netdna', 'maxcdn')) && $config_admin->get_boolean('notes.maxcdn_whitelist_ip') && $config_admin->get_integer('track.maxcdn_authorize') == 0 && $config->get_string('cdn.' . $config->get_string('cdn.engine') . '.authorization_key')) {
$notes[] = sprintf(__('Make sure to whitelist your servers IPs. Follow the instructions on %s. The IP for this server is %s. %s', 'w3-total-cache'), '<a href="http://support.maxcdn.com/tutorials/how-to-whitelist-your-server-ip-to-use-the-api/">MaxCDN</a>', $_SERVER['SERVER_ADDR'], w3_button_hide_note('Hide this message', 'maxcdn_whitelist_ip', '', true));
}
return $notes;
}
private function _criteria_matched($criteria)
{
if (is_array($criteria)) {
$enabled = true;
$compare = '&&';
foreach ($criteria as $val) {
if (is_array($val)) {
if ($val[1] == '!=') {
$enabled = $this->_compare_criteria_values($enabled, $this->_config->get_string($val[0]) != $val[2], $compare);
} elseif ($val[1] == '==') {
$enabled = $this->_compare_criteria_values($enabled, $this->_config->get_string($val[0]) == $val[2], $compare);
} else {
$enabled = $enabled || $this->_criteria_matched($val);
}
} elseif ($val != '||' && $val != '&&') {
$enabled = $this->_compare_criteria_values($enabled, $this->_config->get_boolean($val), $compare);
} else {
$compare = $val;
}
}
} else {
$enabled = is_null($criteria) || $this->_config->get_boolean($criteria);
}
return $enabled;
}
/**
* Returns minify cache object
*
* @return object
*/
function &_get_cache()
{
static $cache = array();
if (!isset($cache[0])) {
switch ($this->_config->get_string('minify.engine')) {
case 'memcached':
require_once W3TC_LIB_W3_DIR . '/Cache/Memcached.php';
require_once W3TC_LIB_MINIFY_DIR . '/Minify/Cache/Memcache.php';
$this->_memcached =& new W3_Cache_Memcached(array('servers' => $this->_config->get_array('minify.memcached.servers'), 'persistant' => $this->_config->get_boolean('minify.memcached.persistant')));
$cache[0] =& new Minify_Cache_Memcache($this->_memcached);
break;
case 'apc':
require_once W3TC_LIB_MINIFY_DIR . '/Minify/Cache/APC.php';
$cache[0] =& new Minify_Cache_APC();
break;
case 'eaccelerator':
require_once W3TC_LIB_MINIFY_DIR . '/Minify/Cache/Eaccelerator.php';
$cache[0] =& new Minify_Cache_Eaccelerator();
break;
case 'xcache':
require_once W3TC_LIB_MINIFY_DIR . '/Minify/Cache/XCache.php';
$cache[0] =& new Minify_Cache_XCache();
break;
case 'file':
default:
require_once W3TC_LIB_MINIFY_DIR . '/Minify/Cache/File.php';
if (!is_dir(W3TC_CACHE_FILE_MINIFY_DIR)) {
$this->log(sprintf('Cache directory %s does not exist', W3TC_CACHE_FILE_MINIFY_DIR));
}
$cache[0] =& new Minify_Cache_File(W3TC_CACHE_FILE_MINIFY_DIR, $this->_config->get_boolean('minify.file.locking'));
break;
}
}
return $cache[0];
}
public function run()
{
$this->_config = w3_instance('W3_Config');
$this->_config_admin = w3_instance('W3_ConfigAdmin');
w3_require_once(W3TC_INC_FUNCTIONS_DIR . '/admin.php');
w3_require_once(W3TC_INC_FUNCTIONS_DIR . '/admin_ui.php');
$this->_page = w3tc_get_current_page();
if (is_network_admin() || !w3_is_multisite()) {
$this->edge_notification();
}
if (is_w3tc_admin_page()) {
add_action('admin_head', array($this, 'admin_head'));
add_action('w3tc_hide_button_custom-edge_mode', array($this, 'hide_edge_mode_notification'));
$support_reminder = $this->_config->get_boolean('notes.support_us') && $this->_config_admin->get_integer('common.install') < time() - W3TC_SUPPORT_US_TIMEOUT && $this->_config->get_string('common.support') == '' && !$this->_config->get_boolean('common.tweeted');
if ($support_reminder || w3tc_show_notification('support_us_popup')) {
add_action('w3tc-dashboard-head', array($this, 'support_us_nag'));
}
add_action('w3tc-dashboard-head', array($this, 'edge_nag'));
}
}
/**
* Create NetDNA/MaxCDN pullzone
*/
function action_cdn_create_netdna_maxcdn_pull_zone()
{
w3_require_once(W3TC_LIB_W3_DIR . '/Request.php');
w3_require_once(W3TC_INC_FUNCTIONS_DIR . '/admin.php');
w3_require_once(W3TC_LIB_NETDNA_DIR . '/NetDNA.php');
$type = W3_Request::get_string('type');
$name = W3_Request::get_string('name');
$label = W3_Request::get_string('label');
$cdn_engine = $type;
$authorization_key = $this->_config->get_string("cdn.{$cdn_engine}.authorization_key");
$alias = $consumerkey = $consumersecret = '';
if ($authorization_key) {
$keys = explode('+', $authorization_key);
if (sizeof($keys) == 3) {
list($alias, $consumerkey, $consumersecret) = $keys;
}
}
$api = new NetDNA($alias, $consumerkey, $consumersecret);
$url = w3_get_home_url();
$zone = array();
$zone['name'] = $name;
$zone['label'] = $label;
$zone['url'] = $url;
$zone['use_stale'] = 1;
$zone['queries'] = 1;
$zone['compress'] = 1;
$zone['backend_compress'] = 1;
try {
$response = $api->create_pull_zone($zone);
try {
$temporary_url = "{$name}.{$alias}.netdna-cdn.com";
$test_result = -1;
if (!$this->_config->get_array("cdn.{$cdn_engine}.domain")) {
$test_result = $this->test_cdn_url($temporary_url) ? 1 : 0;
$this->_config->set("cdn.{$cdn_engine}.domain", array($temporary_url));
if ($test_result) {
$this->_config->set("cdn.enabled", true);
}
}
$this->_config->save();
$config_admin = w3_instance('W3_ConfigAdmin');
$zones = $api->get_pull_zones();
$zone_count = sizeof($zones);
w3tc_make_track_call(array('type' => 'cdn', 'data' => array('cdn' => $type, 'action' => 'zonecreation', 'creation' => 'manual', 'creationtime' => time(), 'signupclick' => $config_admin->get_integer('track.maxcdn_signup'), 'authorizeclick' => $config_admin->get_integer('track.maxcdn_authorize'), 'validationclick' => $config_admin->get_integer('track.maxcdn_validation'), 'total_zones' => $zone_count, 'test' => $test_result)));
} catch (Exception $ex) {
}
echo json_encode(array('status' => 'success', 'message' => 'Pull Zone created.', 'temporary_url' => "{$name}.{$alias}.netdna-cdn.com", 'data' => $response));
} catch (Exception $ex) {
echo json_encode(array('status' => 'error', 'message' => $ex->getMessage()));
}
}
/**
* Purge the CloudFlare cache
* @return void
*/
function flush_cloudflare()
{
$response = null;
w3_require_once(W3TC_LIB_W3_DIR . '/Request.php');
$email = $this->_config->get_string('email');
$key = $this->_config->get_string('key');
$zone = $this->_config->get_string('zone');
if ($email && $key && $zone) {
$config = array('email' => $email, 'key' => $key, 'zone' => $zone);
w3_require_once(W3TC_LIB_W3_DIR . '/CloudFlare.php');
@($w3_cloudflare = new W3_CloudFlare($config));
$w3_cloudflare->purge();
}
}
/**
* If BrowserCache should generate rules specific for CDN. Used with CDN FTP
* @return boolean;
*/
public function should_browsercache_generate_rules_for_cdn()
{
if ($this->_config->get_boolean('cdn.enabled') && $this->_config->get_string('cdn.engine') == 'ftp') {
if (is_null($this->_cdncommon)) {
$this->_cdncommon = w3_instance('W3_Plugin_CdnCommon');
}
$cdn = $this->_cdncommon->get_cdn();
$domain = $cdn->get_domain();
if ($domain) {
return true;
}
}
return false;
}
/**
* Returns minifier options
*
* @param string $engine
* @return array
*/
function get_options($engine)
{
$options = array();
switch ($engine) {
case 'js':
$options = array('preserveComments' => !$this->_config->get_boolean('minify.js.strip.comments'), 'stripCrlf' => $this->_config->get_boolean('minify.js.strip.crlf'));
break;
case 'css':
$options = array('preserveComments' => !$this->_config->get_boolean('minify.css.strip.comments'), 'stripCrlf' => $this->_config->get_boolean('minify.css.strip.crlf'));
$symlinks = $this->_config->get_array('minify.symlinks');
foreach ($symlinks as $link => $target) {
$link = str_replace('//', realpath($_SERVER['DOCUMENT_ROOT']), $link);
$link = strtr($link, '/', DIRECTORY_SEPARATOR);
$options['symlinks'][$link] = realpath($target);
}
break;
case 'yuijs':
$options = array('line-break' => $this->_config->get_integer('minify.yuijs.options.line-break'), 'nomunge' => $this->_config->get_boolean('minify.yuijs.options.nomunge'), 'preserve-semi' => $this->_config->get_boolean('minify.yuijs.options.preserve-semi'), 'disable-optimizations' => $this->_config->get_boolean('minify.yuijs.options.disable-optimizations'));
break;
case 'yuicss':
$options = array('line-break' => $this->_config->get_integer('minify.yuicss.options.line-break'));
break;
case 'ccjs':
$options = array('compilation_level' => $this->_config->get_string('minify.ccjs.options.compilation_level'), 'formatting' => $this->_config->get_string('minify.ccjs.options.formatting'));
break;
case 'csstidy':
$options = array('remove_bslash' => $this->_config->get_boolean('minify.csstidy.options.remove_bslash'), 'compress_colors' => $this->_config->get_boolean('minify.csstidy.options.compress_colors'), 'compress_font-weight' => $this->_config->get_boolean('minify.csstidy.options.compress_font-weight'), 'lowercase_s' => $this->_config->get_boolean('minify.csstidy.options.lowercase_s'), 'optimise_shorthands' => $this->_config->get_integer('minify.csstidy.options.optimise_shorthands'), 'remove_last_;' => $this->_config->get_boolean('minify.csstidy.options.remove_last_;'), 'case_properties' => $this->_config->get_integer('minify.csstidy.options.case_properties'), 'sort_properties' => $this->_config->get_boolean('minify.csstidy.options.sort_properties'), 'sort_selectors' => $this->_config->get_boolean('minify.csstidy.options.sort_selectors'), 'merge_selectors' => $this->_config->get_integer('minify.csstidy.options.merge_selectors'), 'discard_invalid_properties' => $this->_config->get_boolean('minify.csstidy.options.discard_invalid_properties'), 'css_level' => $this->_config->get_string('minify.csstidy.options.css_level'), 'preserve_css' => $this->_config->get_boolean('minify.csstidy.options.preserve_css'), 'timestamp' => $this->_config->get_boolean('minify.csstidy.options.timestamp'), 'template' => $this->_config->get_string('minify.csstidy.options.template'));
break;
case 'html':
case 'htmlxml':
$options = array('xhtml' => true, 'stripCrlf' => $this->_config->get_boolean('minify.html.strip.crlf'), 'ignoredComments' => $this->_config->get_array('minify.html.comments.ignore'));
break;
case 'htmltidy':
case 'htmltidyxml':
$options = array('clean' => $this->_config->get_boolean('minify.htmltidy.options.clean'), 'hide-comments' => $this->_config->get_boolean('minify.htmltidy.options.hide-comments'), 'wrap' => $this->_config->get_integer('minify.htmltidy.options.wrap'));
break;
}
if ($this->_config->get_boolean('browsercache.enabled') && ($this->_config->get_boolean('browsercache.cssjs.replace') || $this->_config->get_boolean('browsercache.html.replace') || $this->_config->get_boolean('browsercache.other.replace'))) {
$w3_plugin_browsercache = w3_instance('W3_Plugin_BrowserCache');
$options = array_merge($options, array('browserCacheId' => $w3_plugin_browsercache->get_replace_id(), 'browserCacheExtensions' => $w3_plugin_browsercache->get_replace_extensions()));
}
if ($this->_config->get_boolean('cdn.enabled') && $this->_config->get_boolean('cdn.minify.enable')) {
$w3_plugin_cdn = w3_instance('W3_Plugin_CdnCommon');
$cdn = $w3_plugin_cdn->get_cdn();
$options = array_merge($options, array('prependAbsolutePathCallback' => array(&$cdn, 'get_prepend_path')));
}
return $options;
}
/**
* Returns debug info
*
* @return string
*/
function _get_debug_info()
{
$debug_info = "<!-- W3 Total Cache: Object Cache debug info:\r\n";
$debug_info .= sprintf("%s%s\r\n", str_pad('Engine: ', 20), w3_get_engine_name($this->_config->get_string('objectcache.engine')));
$debug_info .= sprintf("%s%d\r\n", str_pad('Total calls: ', 20), $this->cache_total);
$debug_info .= sprintf("%s%d\r\n", str_pad('Cache hits: ', 20), $this->cache_hits);
$debug_info .= sprintf("%s%d\r\n", str_pad('Cache misses: ', 20), $this->cache_misses);
$debug_info .= sprintf("%s%.4f\r\n", str_pad('Total time: ', 20), $this->time_total);
$debug_info .= "W3TC Object Cache info:\r\n";
$debug_info .= sprintf("%s | %s | %s | %s | %s | %s | %s\r\n", str_pad('#', 5, ' ', STR_PAD_LEFT), str_pad('Caching (Reject reason)', 30, ' ', STR_PAD_BOTH), str_pad('Status', 15, ' ', STR_PAD_BOTH), str_pad('Source', 15, ' ', STR_PAD_BOTH), str_pad('Data size (b)', 13, ' ', STR_PAD_LEFT), str_pad('Query time (s)', 14, ' ', STR_PAD_LEFT), 'ID:Group');
foreach ($this->debug_info as $index => $debug) {
$debug_info .= sprintf("%s | %s | %s | %s | %s | %s | %s\r\n", str_pad($index + 1, 5, ' ', STR_PAD_LEFT), str_pad($debug['caching'] ? 'enabled' : sprintf('disabled (%s)', $debug['reason']), 30, ' ', STR_PAD_BOTH), str_pad($debug['cached'] ? 'cached' : 'not cached', 15, ' ', STR_PAD_BOTH), str_pad($debug['internal'] ? 'internal' : 'persistent', 15, ' ', STR_PAD_BOTH), str_pad($debug['data_size'], 13, ' ', STR_PAD_LEFT), str_pad(round($debug['time'], 4), 14, ' ', STR_PAD_LEFT), sprintf('%s:%s', $debug['id'], $debug['group']));
}
$debug_info .= '-->';
return $debug_info;
}
/**
* Generates file ID
*
* @param array $sources
* @param string $type
* @return string
*/
function _generate_id($sources, $type)
{
$values = $sources;
foreach ($sources as $source) {
if (file_exists($source)) {
$data = @file_get_contents($source);
if ($data !== false) {
$values[] = md5($data);
} else {
return false;
}
}
}
$keys = array('minify.debug', 'minify.engine', 'minify.options', 'minify.symlinks');
if ($type == 'js') {
$engine = $this->_config->get_string('minify.js.engine');
switch ($engine) {
case 'js':
$keys = array_merge($keys, array('minify.js.combine.header', 'minify.js.combine.body', 'minify.js.combine.footer', 'minify.js.strip.comments', 'minify.js.strip.crlf'));
break;
case 'yuijs':
$keys = array_merge($keys, array('minify.yuijs.options.line-break', 'minify.yuijs.options.nomunge', 'minify.yuijs.options.preserve-semi', 'minify.yuijs.options.disable-optimizations'));
break;
case 'ccjs':
$keys = array_merge($keys, array('minify.ccjs.options.compilation_level', 'minify.ccjs.options.formatting'));
break;
}
} elseif ($type == 'css') {
$engine = $this->_config->get_string('minify.css.engine');
switch ($engine) {
case 'css':
$keys = array_merge($keys, array('minify.css.combine', 'minify.css.strip.comments', 'minify.css.strip.crlf', 'minify.css.imports'));
break;
case 'yuicss':
$keys = array_merge($keys, array('minify.yuicss.options.line-break'));
break;
case 'csstidy':
$keys = array_merge($keys, array('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'));
break;
}
}
foreach ($keys as $key) {
$values[] = $this->_config->get($key);
}
$id = substr(md5(implode('', $values)), 0, 6);
return $id;
}
/**
* Returns debug info
*
* @return string
*/
function _get_debug_info()
{
$debug_info = "<!-- W3 Total Cache: Db cache debug info:\r\n";
$debug_info .= sprintf("%s%s\r\n", str_pad('Engine: ', 20), w3_get_engine_name($this->_config->get_string('dbcache.engine')));
$debug_info .= sprintf("%s%d\r\n", str_pad('Total queries: ', 20), $this->query_total);
$debug_info .= sprintf("%s%d\r\n", str_pad('Cached queries: ', 20), $this->query_hits);
$debug_info .= sprintf("%s%.4f\r\n", str_pad('Total query time: ', 20), $this->time_total);
if (count($this->query_stats)) {
$debug_info .= "SQL info:\r\n";
$debug_info .= sprintf("%s | %s | %s | % s | %s | %s\r\n", str_pad('#', 5, ' ', STR_PAD_LEFT), str_pad('Time (s)', 8, ' ', STR_PAD_LEFT), str_pad('Caching (Reject reason)', 30, ' ', STR_PAD_BOTH), str_pad('Status', 10, ' ', STR_PAD_BOTH), str_pad('Data size (b)', 13, ' ', STR_PAD_LEFT), 'Query');
foreach ($this->query_stats as $index => $query) {
$debug_info .= sprintf("%s | %s | %s | %s | %s | %s\r\n", str_pad($index + 1, 5, ' ', STR_PAD_LEFT), str_pad(round($query['time_total'], 4), 8, ' ', STR_PAD_LEFT), str_pad($query['caching'] ? 'enabled' : sprintf('disabled (%s)', $query['reason']), 30, ' ', STR_PAD_BOTH), str_pad($query['cached'] ? 'cached' : 'not cached', 10, ' ', STR_PAD_BOTH), str_pad($query['data_size'], 13, ' ', STR_PAD_LEFT), w3_escape_comment(trim($query['query'])));
}
}
$debug_info .= '-->';
return $debug_info;
}
/**
* Returns debug info
*
* @return string
*/
function _get_debug_info()
{
$debug_info = "<!-- W3 Total Cache: Fragment Cache debug info:\r\n";
$debug_info .= sprintf("%s%s\r\n", str_pad('Engine: ', 20), w3_get_engine_name($this->_config->get_string('fragmentcache.engine')));
$debug_info .= sprintf("%s%s\r\n", str_pad('Caching: ', 20), $this->_caching ? 'enabled' : 'disabled');
if (!$this->_caching) {
$debug_info .= sprintf("%s%s\r\n", str_pad('Reject reason: ', 20), $this->cache_reject_reason);
}
$debug_info .= sprintf("%s%d\r\n", str_pad('Total calls: ', 20), $this->cache_total);
$debug_info .= sprintf("%s%d\r\n", str_pad('Cache hits: ', 20), $this->cache_hits);
$debug_info .= sprintf("%s%d\r\n", str_pad('Cache misses: ', 20), $this->cache_misses);
$debug_info .= sprintf("%s%.4f\r\n", str_pad('Total time: ', 20), $this->time_total);
$debug_info .= "W3TC Fragment Cache info:\r\n";
$debug_info .= sprintf("%s | %s | %s | %s | %s | %s| %s| %s\r\n", str_pad('#', 5, ' ', STR_PAD_LEFT), str_pad('Status', 15, ' ', STR_PAD_BOTH), str_pad('Source', 15, ' ', STR_PAD_BOTH), str_pad('Data size (b)', 13, ' ', STR_PAD_LEFT), str_pad('Query time (s)', 14, ' ', STR_PAD_LEFT), str_pad('Group', 14, ' ', STR_PAD_LEFT), str_pad('Accessible', 10, ' ', STR_PAD_LEFT), 'Transient ID');
foreach ($this->debug_info as $index => $debug) {
$debug_info .= sprintf("%s | %s | %s | %s | %s | %s| %s| %s\r\n", str_pad($index + 1, 5, ' ', STR_PAD_LEFT), str_pad($debug['cached'] ? 'cached' : 'not cached', 15, ' ', STR_PAD_BOTH), str_pad($debug['internal'] ? 'internal' : 'persistent', 15, ' ', STR_PAD_BOTH), str_pad($debug['data_size'], 13, ' ', STR_PAD_LEFT), str_pad(round($debug['time'], 4), 14, ' ', STR_PAD_LEFT), str_pad($this->_fragment_group($debug['id']), 14, ' ', STR_PAD_LEFT), str_pad($debug['group'] == 'transient' ? 'site' : 'network', 10, ' ', STR_PAD_LEFT), $debug['id']);
}
$debug_info .= '-->';
return $debug_info;
}
/**
* Returns debug info
*
* @param string $page_key
* @param boolean $cache
* @param string $reason
* @param boolean $status
* @param double $time
* @return string
*/
function _get_debug_info($page_key, $cache, $reason, $status, $time)
{
$debug_info = "<!-- W3 Total Cache: Page cache debug info:\r\n";
$debug_info .= sprintf("%s%s\r\n", str_pad('Engine: ', 20), w3_get_engine_name($this->_config->get_string('pgcache.engine')));
$debug_info .= sprintf("%s%s\r\n", str_pad('Key: ', 20), $page_key);
$debug_info .= sprintf("%s%s\r\n", str_pad('Caching: ', 20), $cache ? 'enabled' : 'disabled');
if (!$cache) {
$debug_info .= sprintf("%s%s\r\n", str_pad('Reject reason: ', 20), $reason);
}
$debug_info .= sprintf("%s%s\r\n", str_pad('Status: ', 20), $status ? 'cached' : 'not cached');
$debug_info .= sprintf("%s%.3fs\r\n", str_pad('Creation Time: ', 20), $time);
$headers = $this->_get_response_headers();
if (count($headers)) {
$debug_info .= "Header info:\r\n";
foreach ($headers as $header_name => $header_value) {
$debug_info .= sprintf("%s%s\r\n", str_pad($header_name . ': ', 20), $header_value);
}
}
$debug_info .= '-->';
return $debug_info;
}
/**
* Flush specified cache
*
* @param string $type
* @return void
*/
function flush($type)
{
if ($this->_config->get_string('pgcache.engine') == $type && $this->_config->get_boolean('pgcache.enabled')) {
$this->_config->set('notes.need_empty_pgcache', false);
$this->_config->set('notes.plugins_updated', false);
$this->_config->save();
$this->flush_pgcache();
}
if ($this->_config->get_string('dbcache.engine') == $type && $this->_config->get_boolean('dbcache.enabled')) {
$this->flush_dbcache();
}
if ($this->_config->get_string('objectcache.engine') == $type && $this->_config->get_boolean('objectcache.enabled')) {
$this->flush_objectcache();
}
if ($this->_config->get_string('fragmentcache.engine') == $type && $this->_config->get_boolean('fragmentcache.enabled')) {
$this->flush_fragmentcache();
}
if ($this->_config->get_string('minify.engine') == $type && $this->_config->get_boolean('minify.enabled')) {
$this->_config->set('notes.need_empty_minify', false);
$this->_config->save();
$this->flush_minify();
}
}
/**
* Create NetDNA/MaxCDN pullzone
*/
function action_cdn_create_netdna_maxcdn_pull_zone()
{
w3_require_once(W3TC_LIB_W3_DIR . '/Request.php');
$type = W3_Request::get_string('type');
$name = W3_Request::get_string('name');
$label = W3_Request::get_string('label');
w3_require_once(W3TC_LIB_NETDNA_DIR . '/NetDNA.php');
$cdn_engine = $this->_config->get_string('cdn.engine');
$authorization_key = $this->_config->get_string("cdn.{$cdn_engine}.authorization_key");
$alias = $consumerkey = $consumersecret = '';
if ($authorization_key) {
$keys = explode('+', $authorization_key);
if (sizeof($keys) == 3) {
list($alias, $consumerkey, $consumersecret) = $keys;
}
}
$api = new NetDNA($alias, $consumerkey, $consumersecret);
$url = w3_get_home_url();
$zone = array();
$zone['name'] = $name;
$zone['label'] = $label;
$zone['url'] = $url;
try {
$response = $api->create_pull_zone($zone);
try {
$this->_config->set('cdn.enabled', true);
if (!$this->_config->get_array("cdn.{$cdn_engine}.domain")) {
$this->_config->set("cdn.{$cdn_engine}.domain", array("{$name}.{$alias}.netdna-cdn.com"));
}
$this->_config->save();
} catch (Exception $ex) {
}
echo json_encode(array('status' => 'success', 'message' => 'Pull Zone created.', 'temporary_url' => "{$name}.{$alias}.netdna-cdn.com", 'data' => $response));
} catch (Exception $ex) {
echo json_encode(array('status' => 'error', 'message' => $ex->getMessage()));
}
}
/**
* @param W3_Config $config
*/
private function _setup($config)
{
$this->authorized = $config->get_string('cdn.netdna.authorization_key') != '' && $config->get_string('cdn.engine') == 'netdna';
$keys = explode('+', $config->get_string('cdn.netdna.authorization_key'));
$this->authorized = $this->authorized && sizeof($keys) == 3;
$this->have_zone = $config->get_string('cdn.netdna.zone_id') != 0;
}
/**
* Generates directives for file cache dir
*
* @param W3_Config $config
* @return string
*/
private function rules_cache_generate_nginx($config)
{
$cache_root = w3_path(W3TC_CACHE_PAGE_ENHANCED_DIR);
$cache_dir = rtrim(str_replace(w3_get_document_root(), '', $cache_root), '/');
if (w3_is_network()) {
$cache_dir = preg_replace('~/w3tc.*?/~', '/w3tc.*?/', $cache_dir, 1);
}
$browsercache = $config->get_boolean('browsercache.enabled');
$compression = $browsercache && $config->get_boolean('browsercache.html.compression');
$expires = $browsercache && $config->get_boolean('browsercache.html.expires');
$lifetime = $browsercache ? $config->get_integer('browsercache.html.lifetime') : 0;
$cache_control = $browsercache && $config->get_boolean('browsercache.html.cache.control');
$w3tc = $browsercache && $config->get_integer('browsercache.html.w3tc');
$common_rules = '';
if ($expires) {
$common_rules .= " expires modified " . $lifetime . "s;\n";
}
if ($w3tc) {
$common_rules .= " add_header X-Powered-By \"" . W3TC_POWERED_BY . "\";\n";
}
if ($compression) {
$common_rules .= " add_header Vary \"Accept-Encoding, Cookie\";\n";
} else {
$common_rules .= " add_header Vary Cookie;\n";
}
if ($cache_control) {
$cache_policy = $config->get_string('browsercache.html.cache.policy');
switch ($cache_policy) {
case 'cache':
$common_rules .= " add_header Pragma \"public\";\n";
$common_rules .= " add_header Cache-Control \"public\";\n";
break;
case 'cache_public_maxage':
$common_rules .= " add_header Pragma \"public\";\n";
$common_rules .= " add_header Cache-Control \"max-age=" . $lifetime . ", public\";\n";
break;
case 'cache_validation':
$common_rules .= " add_header Pragma \"public\";\n";
$common_rules .= " add_header Cache-Control \"public, must-revalidate, proxy-revalidate\";\n";
break;
case 'cache_noproxy':
$common_rules .= " add_header Pragma \"public\";\n";
$common_rules .= " add_header Cache-Control \"private, must-revalidate\";\n";
break;
case 'cache_maxage':
$common_rules .= " add_header Pragma \"public\";\n";
$common_rules .= " add_header Cache-Control \"max-age=" . $lifetime . ", public, must-revalidate, proxy-revalidate\";\n";
break;
case 'no_cache':
$common_rules .= " add_header Pragma \"no-cache\";\n";
$common_rules .= " add_header Cache-Control \"max-age=0, private, no-store, no-cache, must-revalidate\";\n";
break;
}
}
$rules = '';
$rules .= W3TC_MARKER_BEGIN_PGCACHE_CACHE . "\n";
$rules .= "location ~ " . $cache_dir . ".*html\$ {\n";
$rules .= $common_rules;
$rules .= "}\n";
if ($compression) {
$rules .= "location ~ " . $cache_dir . ".*gzip\$ {\n";
$rules .= " gzip off;\n";
$rules .= " types {}\n";
$rules .= " default_type text/html;\n";
$rules .= $common_rules;
$rules .= " add_header Content-Encoding gzip;\n";
$rules .= "}\n";
}
$rules .= W3TC_MARKER_END_PGCACHE_CACHE . "\n";
return $rules;
}
function options()
{
$remove_results = array();
$w3tc_error = array();
w3_require_once(W3TC_INC_DIR . '/functions/activation.php');
$preview = $this->_config->is_preview();
if (w3_is_network() && !$this->is_master()) {
$this->_config_master = new W3_Config(true);
} else {
$this->_config_master = $this->_config;
}
/**
* Check for page cache availability
*/
$wp_config_edit = false;
/**
* Check memcached
*/
$memcaches_errors = array();
if ($this->_config->get_boolean('pgcache.enabled') && $this->_config->get_string('pgcache.engine') == 'memcached') {
$pgcache_memcached_servers = $this->_config->get_array('pgcache.memcached.servers');
if (!$this->is_memcache_available($pgcache_memcached_servers)) {
$memcaches_errors[] = sprintf(__('Page Cache: %s.', 'w3-total-cache'), implode(', ', $pgcache_memcached_servers));
}
}
if ($this->_config->get_boolean('minify.enabled') && $this->_config->get_string('minify.engine') == 'memcached') {
$minify_memcached_servers = $this->_config->get_array('minify.memcached.servers');
if (!$this->is_memcache_available($minify_memcached_servers)) {
$memcaches_errors[] = sprintf(__('Minify: %s.', 'w3-total-cache'), implode(', ', $minify_memcached_servers));
}
}
if ($this->_config->get_boolean('dbcache.enabled') && $this->_config->get_string('dbcache.engine') == 'memcached') {
$dbcache_memcached_servers = $this->_config->get_array('dbcache.memcached.servers');
if (!$this->is_memcache_available($dbcache_memcached_servers)) {
$memcaches_errors[] = sprintf(__('Database Cache: %s.', 'w3-total-cache'), implode(', ', $dbcache_memcached_servers));
}
}
if ($this->_config->get_boolean('objectcache.enabled') && $this->_config->get_string('objectcache.engine') == 'memcached') {
$objectcache_memcached_servers = $this->_config->get_array('objectcache.memcached.servers');
if (!$this->is_memcache_available($objectcache_memcached_servers)) {
$memcaches_errors[] = sprintf(__('Object Cache: %s.', 'w3-total-cache'), implode(', ', $objectcache_memcached_servers));
}
}
if (count($memcaches_errors)) {
$memcache_error = __('The following memcached servers are not responding or not running:</p><ul>', 'w3-total-cache');
foreach ($memcaches_errors as $memcaches_error) {
$memcache_error .= '<li>' . $memcaches_error . '</li>';
}
$memcache_error .= __('</ul><p>This message will automatically disappear once the issue is resolved.', 'w3-total-cache');
$this->_errors[] = $memcache_error;
}
/**
* Check CURL extension
*/
if ($this->_config->get_boolean('notes.no_curl') && $this->_config->get_boolean('cdn.enabled') && !function_exists('curl_init')) {
$this->_notes[] = sprintf(__('The <strong>CURL PHP</strong> extension is not available. Please install it to enable S3 or CloudFront functionality. %s', 'w3-total-cache'), w3_button_hide_note('Hide this message', 'no_curl'));
}
/**
* Check Zlib extension
*/
if ($this->_config->get_boolean('notes.no_zlib') && !function_exists('gzencode')) {
$this->_notes[] = sprintf(__('Unfortunately the PHP installation is incomplete, the <strong>zlib module is missing</strong>. This is a core PHP module. Notify the server administrator. %s', 'w3-total-cache'), w3_button_hide_note(__('Hide this message', 'w3-total-cache'), 'no_zlib'));
}
/**
* Check if Zlib output compression is enabled
*/
if ($this->_config->get_boolean('notes.zlib_output_compression') && w3_zlib_output_compression()) {
$this->_notes[] = sprintf(__('Either the PHP configuration, web server configuration or a script in the WordPress installation has <strong>zlib.output_compression</strong> enabled.<br />Please locate and disable this setting to ensure proper HTTP compression behavior. %s', 'w3-total-cache'), w3_button_hide_note(__('Hide this message', 'w3-total-cache'), 'zlib_output_compression'));
}
/**
* Check wp-content permissions
*/
if (!W3TC_WIN && $this->_config->get_boolean('notes.wp_content_perms')) {
w3_require_once(W3TC_INC_DIR . '/functions/file.php');
$wp_content_mode = w3_get_file_permissions(WP_CONTENT_DIR);
if ($wp_content_mode > 0755) {
$this->_notes[] = sprintf(__('<strong>%s</strong> is write-able. When finished installing the plugin,
change the permissions back to the default: <strong>chmod 755 %s</strong>.
Permissions are currently %s. %s', 'w3-total-cache'), WP_CONTENT_DIR, WP_CONTENT_DIR, base_convert(w3_get_file_permissions(WP_CONTENT_DIR), 10, 8), w3_button_hide_note(__('Hide this message', 'w3-total-cache'), 'wp_content_perms'));
}
}
/**
* Check wp-content permissions
*/
if (!W3TC_WIN && $this->_config->get_boolean('notes.wp_content_changed_perms')) {
$perm = get_transient('w3tc_prev_permission');
$current_perm = w3_get_file_permissions(WP_CONTENT_DIR);
if ($perm && $perm != base_convert($current_perm, 10, 8) && ($current_perm > 0755 || $perm < base_convert($current_perm, 10, 8))) {
$this->_notes[] = sprintf(__('<strong>%s</strong> permissions were changed during the setup process.
Permissions are currently %s.<br />To restore permissions run
<strong>chmod %s %s</strong>. %s', 'w3-total-cache'), WP_CONTENT_DIR, base_convert($current_perm, 10, 8), $perm, WP_CONTENT_DIR, w3_button_hide_note(__('Hide this message', 'w3-total-cache'), 'wp_content_changed_perms'));
}
}
/**
* Check permalinks
*/
if ($this->_config->get_boolean('notes.no_permalink_rules') && ($this->_config->get_boolean('pgcache.enabled') && $this->_config->get_string('pgcache.engine') == 'file_generic' || $this->_config->get_boolean('browsercache.enabled') && $this->_config->get_boolean('browsercache.no404wp')) && !w3_is_permalink_rules()) {
$this->_errors[] = sprintf(__('The required directives for fancy permalinks could not be detected, please confirm they are available: <a href="http://codex.wordpress.org/Using_Permalinks#Creating_and_editing_.28.htaccess.29">Creating and editing</a> %s', 'w3-total-cache'), w3_button_hide_note(__('Hide this message', 'w3-total-cache'), 'no_permalink_rules'));
}
/**
* CDN
*/
if ($this->_config->get_boolean('cdn.enabled')) {
/**
* Check upload settings
*/
$upload_info = w3_upload_info();
if (!$upload_info) {
$upload_path = get_option('upload_path');
$upload_path = trim($upload_path);
if (empty($upload_path)) {
$upload_path = WP_CONTENT_DIR . '/uploads';
$this->_errors[] = sprintf(__('The uploads directory is not available. Default WordPress directories will be created: <strong>%s</strong>.', 'w3-total-cache'), $upload_path);
}
if (!w3_is_multisite()) {
$this->_errors[] = sprintf(__('The uploads path found in the database (%s) is inconsistent with the actual path. Please manually adjust the upload path either in miscellaneous settings or if not using a custom path %s automatically to resolve the issue.', 'w3-total-cache'), $upload_path, w3_button_link(__('update the path', 'w3-total-cache'), wp_nonce_url(sprintf('admin.php?page=%s&w3tc_config_update_upload_path', $this->_page), 'w3tc')));
}
}
/**
* Check CDN settings
*/
$cdn_engine = $this->_config->get_string('cdn.engine');
$error = '';
switch (true) {
case $cdn_engine == 'ftp' && !count($this->_config->get_array('cdn.ftp.domain')):
$this->_errors[] = __('A configuration issue prevents <acronym title="Content Delivery Network">CDN</acronym> from working:
The <strong>"Replace default hostname with"</strong>
field cannot be empty. Enter <acronym
title="Content Delivery Network">CDN</acronym>
provider hostname <a href="?page=w3tc_cdn#configuration">here</a>.
<em>(This is the hostname used in order to view objects
in a browser.)</em>', 'w3-total-cache');
break;
case $cdn_engine == 's3' && ($this->_config->get_string('cdn.s3.key') == '' || $this->_config->get_string('cdn.s3.secret') == '' || $this->_config->get_string('cdn.s3.bucket') == ''):
$error = __('The <strong>"Access key", "Secret key" and "Bucket"</strong> fields cannot be empty.', 'w3-total-cache');
break;
case $cdn_engine == 'cf' && ($this->_config->get_string('cdn.cf.key') == '' || $this->_config->get_string('cdn.cf.secret') == '' || $this->_config->get_string('cdn.cf.bucket') == '' || $this->_config->get_string('cdn.cf.id') == '' && !count($this->_config->get_array('cdn.cf.cname'))):
$error = __('The <strong>"Access key", "Secret key", "Bucket" and "Replace default hostname with"</strong> fields cannot be empty.', 'w3-total-cache');
break;
case $cdn_engine == 'cf2' && ($this->_config->get_string('cdn.cf2.key') == '' || $this->_config->get_string('cdn.cf2.secret') == '' || $this->_config->get_string('cdn.cf2.id') == '' && !count($this->_config->get_array('cdn.cf2.cname'))):
$error = __('The <strong>"Access key", "Secret key" and "Replace default hostname with"</strong> fields cannot be empty.', 'w3-total-cache');
break;
case $cdn_engine == 'rscf' && ($this->_config->get_string('cdn.rscf.user') == '' || $this->_config->get_string('cdn.rscf.key') == '' || $this->_config->get_string('cdn.rscf.container') == '' || !count($this->_config->get_array('cdn.rscf.cname'))):
$error = __('The <strong>"Username", "API key", "Container" and "Replace default hostname with"</strong> fields cannot be empty.', 'w3-total-cache');
break;
case $cdn_engine == 'azure' && ($this->_config->get_string('cdn.azure.user') == '' || $this->_config->get_string('cdn.azure.key') == '' || $this->_config->get_string('cdn.azure.container') == ''):
$error = __('The <strong>"Account name", "Account key" and "Container"</strong> fields cannot be empty.', 'w3-total-cache');
break;
case $cdn_engine == 'mirror' && !count($this->_config->get_array('cdn.mirror.domain')):
$error = __('The <strong>"Replace default hostname with"</strong> field cannot be empty.', 'w3-total-cache');
break;
case $cdn_engine == 'netdna':
$fields = array();
if ($this->_config->get_string('cdn.netdna.authorization_key') == '') {
$fields[] = '"' . __('Authorization key', 'w3-total-cache') . '"';
}
if (!count($this->_config->get_array('cdn.netdna.domain'))) {
$fields[] = '"' . __('Replace default hostname with', 'w3-total-cache') . '"';
}
if ($fields) {
$error = sprintf(__('The <strong>%s</strong> field(s) cannot be empty.', 'w3-total-cache'), implode(__(' and ', 'w3-total-cache'), $fields));
}
if ($this->_config->get_string('cdn.netdna.authorization_key') != '' && sizeof(explode('+', $this->_config->get_string('cdn.netdna.authorization_key'))) != 3) {
$error .= __('The <strong>"Authorization key"</strong> is not correct.', 'w3-total-cache');
} elseif ($this->_config->get_integer('cdn.netdna.zone_id', 0) <= 0) {
$error .= __('You need to select / create a pull zone.', 'w3-total-cache');
}
break;
case $cdn_engine == 'maxcdn':
$fields = array();
if ($this->_config->get_string('cdn.maxcdn.authorization_key') == '') {
$fields[] = '"' . __('Authorization key', 'w3-total-cache') . '"';
}
if (!count($this->_config->get_array('cdn.maxcdn.domain'))) {
$fields[] = '"' . __('Replace default hostname with', 'w3-total-cache') . '"';
}
if ($fields) {
$error = sprintf(__('The <strong>%s</strong> field(s) cannot be empty.', 'w3-total-cache'), implode(__(' and ', 'w3-total-cache'), $fields));
}
if ($this->_config->get_string('cdn.maxcdn.authorization_key') != '' && sizeof(explode('+', $this->_config->get_string('cdn.maxcdn.authorization_key'))) != 3) {
$error .= __('The <strong>"Authorization key"</strong> is not correct.', 'w3-total-cache');
} elseif ($this->_config->get_integer('cdn.maxcdn.zone_id', 0) <= 0) {
$error .= __('You need to select / create a pull zone.', 'w3-total-cache');
}
break;
case $cdn_engine == 'cotendo' && !count($this->_config->get_array('cdn.cotendo.domain')):
$error = __('The <strong>"Replace default hostname with"</strong> field cannot be empty.', 'w3-total-cache');
break;
case $cdn_engine == 'edgecast' && !count($this->_config->get_array('cdn.edgecast.domain')):
$error = __('The <strong>"Replace default hostname with"</strong> field cannot be empty.', 'w3-total-cache');
break;
case $cdn_engine == 'att' && !count($this->_config->get_array('cdn.att.domain')):
$error = __('The <strong>"Replace default hostname with"</strong> field cannot be empty.', 'w3-total-cache');
break;
case $cdn_engine == 'akamai' && !count($this->_config->get_array('cdn.akamai.domain')):
$error = 'The <strong>"Replace default hostname with"</strong> field cannot be empty.';
break;
}
if ($error) {
$this->_errors[] = __('A configuration issue prevents <acronym title="Content Delivery Network">CDN</acronym> from working: ', 'w3-total-cache') . $error . __(' <a href="?page=w3tc_cdn#configuration">Specify it here</a>.', 'w3-total-cache');
}
}
/**
* Preview mode
*/
if ($this->_config->is_preview()) {
$this->_notes[] = sprintf(__('Preview mode is active: Changed settings will not take effect until preview mode is %s or %s.', 'w3-total-cache'), w3_button_link(__('deploy', 'w3-total-cache'), wp_nonce_url(sprintf('admin.php?page=%s&w3tc_config_preview_deploy', $this->_page), 'w3tc')), w3_button_link(__('disable', 'w3-total-cache'), wp_nonce_url(sprintf('admin.php?page=%s&w3tc_config_preview_disable', $this->_page), 'w3tc'))) . '<br /><span class="description">' . sprintf(__('To preview any changed settings (without deploying): %s', 'w3-total-cache'), w3tc_get_preview_link()) . '</span>';
}
/**
*
*/
if ($this->_config->get_boolean('notes.root_rules') && count($this->_rule_errors_root) > 0) {
$this->_rule_errors_root_hide = w3_button_hide_note(__('Hide this message', 'w3-total-cache'), 'root_rules');
} else {
$this->_rule_errors_root = array();
}
$this->_disable_file_operation_notification = $this->_disable_add_in_files_notification || $this->_disable_cache_write_notification;
if (!$this->_disable_file_operation_notification && isset($file_operation_exception) && $file_operation_exception) {
$tech_message = '<ul>';
$core_rules_perms = '';
if (w3_get_file_permissions(w3_get_wp_config_path()) != 0644) {
$core_config_perms = sprintf(__('File permissions are <strong>%s</strong>, however they should be
<strong>644</strong>.', 'w3-total-cache'), base_convert(w3_get_file_permissions(w3_get_wp_config_path()), 10, 8));
} else {
$core_config_perms = sprintf(__('File permissions are <strong>%s</strong>', 'w3-total-cache'), base_convert(w3_get_file_permissions(w3_get_wp_config_path()), 10, 8));
}
if (w3_get_file_permissions(w3_get_pgcache_rules_core_path()) != 0644) {
$core_rules_perms = sprintf(__('File permissions are <strong>%s</strong>, however they should be
<strong>644</strong>.', 'w3-total-cache'), base_convert(w3_get_file_permissions(w3_get_pgcache_rules_core_path()), 10, 8));
} else {
$core_rules_perms = sprintf(__('File permissions are <strong>%s</strong>', 'w3-total-cache'), base_convert(w3_get_file_permissions(w3_get_pgcache_rules_core_path()), 10, 8));
}
$wp_content_perms = '';
if (w3_get_file_permissions(WP_CONTENT_DIR) != 0755) {
$wp_content_perms = sprintf(__('Directory permissions are <strong>%s</strong>, however they should be
<strong>755</strong>.', 'w3-total-cache'), base_convert(w3_get_file_permissions(WP_CONTENT_DIR), 10, 8));
}
$tech_message .= '<li>' . sprintf(__('File: <strong>%s</strong> %s File owner: %s', 'w3-total-cache'), w3_get_wp_config_path(), $core_config_perms, w3_get_file_owner(w3_get_wp_config_path())) . '</li>';
$tech_message .= '<li>' . sprintf(__('File: <strong>%s</strong> %s File owner: %s', 'w3-total-cache'), w3_get_pgcache_rules_core_path(), $core_rules_perms, w3_get_file_owner(w3_get_pgcache_rules_core_path())) . '</li>';
$tech_message .= '<li>' . sprintf(__('Directory: <strong>%s</strong> %s File owner: %s', 'w3-total-cache'), WP_CONTENT_DIR, $wp_content_perms, w3_get_file_owner(WP_CONTENT_DIR)) . '</li>';
$tech_message .= '<li>' . sprintf(__('Owner of current file: %s', 'w3-total-cache'), w3_get_file_owner()) . '</li>';
if (!(w3_get_file_owner() == w3_get_file_owner(w3_get_pgcache_rules_core_path()) && w3_get_file_owner() == w3_get_file_owner(WP_CONTENT_DIR))) {
$tech_message .= __('<li>The files and directories have different ownership, they should have the same ownership.
</li>', 'w3-total-cache');
}
$tech_message .= '</ul>';
$tech_message = '<div class="w3tc-technical-info" style="display:none">' . $tech_message . '</div>';
$w3tc_error[] = sprintf(__('<strong>W3 Total Cache Error:</strong> The plugin tried to edit, %s, but failed.
Files and directories cannot be modified. Please review your
<a target="_blank" href="http://codex.wordpress.org/Changing_File_Permissions">
file permissions</a>. A common cause is %s and %s having different ownership or permissions.
%s %s', 'w3-total-cache'), $wp_config_edit ? w3_get_wp_config_path() : w3_get_pgcache_rules_core_path(), $wp_config_edit ? basename(w3_get_wp_config_path()) : basename(w3_get_pgcache_rules_core_path()), WP_CONTENT_DIR, w3_button(__('View technical information', 'w3-total-cache'), '', 'w3tc-show-technical-info'), $tech_message);
}
/**
* Remove functions results
*/
if ($remove_results) {
foreach ($remove_results as $result) {
$this->_errors = array_merge($this->_errors, $result['errors']);
if (!isset($this->_ftp_form) && isset($result['ftp_form'])) {
$extra_ftp_message = __('Please enter FTP details <a href="#ftp_upload_form">below</a> to remove the disabled modules. ', 'w3-total-cache');
$this->_ftp_form = $result['ftp_form'];
$this->_use_ftp_form = true;
}
}
if (isset($extra_ftp_message)) {
$this->_errors[] = $extra_ftp_message;
}
}
foreach ($w3tc_error as $error) {
array_unshift($this->_errors, $error);
}
if (isset($this->_ftp_form)) {
$this->_use_ftp_form = true;
}
$this->view();
}
/**
* Generates directives for file cache dir
*
* @param W3_Config $config
* @return string
*/
private function rules_cache_generate_nginx($config)
{
$cache_dir = w3_filename_to_uri(W3TC_CACHE_MINIFY_DIR);
$browsercache = $config->get_boolean('browsercache.enabled');
$compression = $browsercache && $config->get_boolean('browsercache.cssjs.compression');
$expires = $browsercache && $config->get_boolean('browsercache.cssjs.expires');
$lifetime = $browsercache ? $config->get_integer('browsercache.cssjs.lifetime') : 0;
$cache_control = $browsercache && $config->get_boolean('browsercache.cssjs.cache.control');
$w3tc = $browsercache && $config->get_integer('browsercache.cssjs.w3tc');
$rules = '';
$rules .= W3TC_MARKER_BEGIN_MINIFY_CACHE . "\n";
$common_rules = '';
if ($expires) {
$common_rules .= " expires modified " . $lifetime . "s;\n";
}
if ($w3tc) {
$common_rules .= " add_header X-Powered-By \"" . W3TC_POWERED_BY . "\";\n";
}
if ($compression) {
$common_rules .= " add_header Vary \"Accept-Encoding\";\n";
}
if ($cache_control) {
$cache_policy = $config->get_string('browsercache.cssjs.cache.policy');
switch ($cache_policy) {
case 'cache':
$common_rules .= " add_header Pragma \"public\";\n";
$common_rules .= " add_header Cache-Control \"public\";\n";
break;
case 'cache_public_maxage':
$common_rules .= " add_header Pragma \"public\";\n";
$common_rules .= " add_header Cache-Control \"max-age=" . $lifetime . ", public\";\n";
break;
case 'cache_validation':
$common_rules .= " add_header Pragma \"public\";\n";
$common_rules .= " add_header Cache-Control \"public, must-revalidate, proxy-revalidate\";\n";
break;
case 'cache_noproxy':
$common_rules .= " add_header Pragma \"public\";\n";
$common_rules .= " add_header Cache-Control \"private, must-revalidate\";\n";
break;
case 'cache_maxage':
$common_rules .= " add_header Pragma \"public\";\n";
$common_rules .= " add_header Cache-Control \"max-age=" . $lifetime . ", public, must-revalidate, proxy-revalidate\";\n";
break;
case 'no_cache':
$common_rules .= " add_header Pragma \"no-cache\";\n";
$common_rules .= " add_header Cache-Control \"max-age=0, private, no-store, no-cache, must-revalidate\";\n";
break;
}
}
$rules .= "location ~ " . $cache_dir . ".*\\.js\$ {\n";
$rules .= " types {}\n";
$rules .= " default_type application/x-javascript;\n";
$rules .= $common_rules;
$rules .= "}\n";
$rules .= "location ~ " . $cache_dir . ".*\\.css\$ {\n";
$rules .= " types {}\n";
$rules .= " default_type text/css;\n";
$rules .= $common_rules;
$rules .= "}\n";
if ($compression) {
$rules .= "location ~ " . $cache_dir . ".*js\\.gzip\$ {\n";
$rules .= " gzip off;\n";
$rules .= " types {}\n";
$rules .= " default_type application/x-javascript;\n";
$rules .= $common_rules;
$rules .= " add_header Content-Encoding gzip;\n";
$rules .= "}\n";
$rules .= "location ~ " . $cache_dir . ".*css\\.gzip\$ {\n";
$rules .= " gzip off;\n";
$rules .= " types {}\n";
$rules .= " default_type text/css;\n";
$rules .= $common_rules;
$rules .= " add_header Content-Encoding gzip;\n";
$rules .= "}\n";
}
$rules .= W3TC_MARKER_END_MINIFY_CACHE . "\n";
return $rules;
}
/**
* Adds cache rules for type to &$rules
*
* @param W3_Config $config
* @param string $rules
* @param array $mime_types
* @param string $section
* @param boolean $write_location
* @param boolean $cdnftp
* @return void
*/
private function _rules_cache_generate_nginx_for_type($config, &$rules, $mime_types, $section, $write_location = false, $cdnftp = false)
{
$expires = $config->get_boolean('browsercache.' . $section . '.expires');
$cache_control = $config->get_boolean('browsercache.' . $section . '.cache.control');
$w3tc = $config->get_boolean('browsercache.' . $section . '.w3tc');
if ($expires || $cache_control || $w3tc) {
$lifetime = $config->get_integer('browsercache.' . $section . '.lifetime');
$extensions = array_keys($mime_types);
// Remove ext from filesmatch if its the same as permalink extension
$pext = strtolower(pathinfo(get_option('permalink_structure'), PATHINFO_EXTENSION));
if ($pext) {
$extensions = $this->_remove_extension_from_list($extensions, $pext);
}
$rules .= "location ~ \\.(" . implode('|', $extensions) . ")\$ {\n";
if ($expires) {
$rules .= " expires " . $lifetime . "s;\n";
}
if ($cache_control) {
$cache_policy = $config->get_string('browsercache.cssjs.cache.policy');
switch ($cache_policy) {
case 'cache':
$rules .= " add_header Pragma \"public\";\n";
$rules .= " add_header Cache-Control \"public\";\n";
break;
case 'cache_public_maxage':
$rules .= " add_header Pragma \"public\";\n";
$rules .= " add_header Cache-Control \"max-age=" . $lifetime . ", public\";\n";
break;
case 'cache_validation':
$rules .= " add_header Pragma \"public\";\n";
$rules .= " add_header Cache-Control \"public, must-revalidate, proxy-revalidate\";\n";
break;
case 'cache_noproxy':
$rules .= " add_header Pragma \"public\";\n";
$rules .= " add_header Cache-Control \"private, must-revalidate\";\n";
break;
case 'cache_maxage':
$rules .= " add_header Pragma \"public\";\n";
$rules .= " add_header Cache-Control \"max-age=" . $lifetime . ", public, must-revalidate, proxy-revalidate\";\n";
break;
case 'no_cache':
$rules .= " add_header Pragma \"no-cache\";\n";
$rules .= " add_header Cache-Control \"max-age=0, private, no-store, no-cache, must-revalidate\";\n";
break;
}
}
$w3_dispatcher = w3_instance('W3_Dispatcher');
$rules .= $w3_dispatcher->on_browsercache_rules_generation_for_section($config, $cdnftp, $section);
if ($w3tc) {
$rules .= " add_header X-Powered-By \"" . W3TC_POWERED_BY . "\";\n";
}
if ($write_location) {
$rules .= ' try_files $uri $uri/ $uri.html /index.php?$args;' . "\n";
}
$rules .= "}\n";
}
}
/**
* @param $module
* @return mixed
*/
public function get_module_engine($module)
{
return $this->_config->get_string("{$module}.engine");
}
/**
* 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;
}
/**
* @param $buffer
* @param $has_dynamic
* @return array
*/
private function _can_cache_buffer(&$buffer, $has_dynamic)
{
$mobile_group = $this->_get_mobile_group();
$referrer_group = $this->_get_referrer_group();
$encryption = $this->_get_encryption();
$compression = $this->_get_compression();
$compressions = $this->_get_compressions();
/**
* Don't use compression for debug mode or dynamic tags
* because we need to modify buffer before send it to client
*/
$raw = $this->_debug || $has_dynamic;
if ($raw) {
$compression = false;
$compressions = array(false);
}
$content_type = '';
$is_404 = function_exists('is_404') ? is_404() : false;
$headers = $this->_get_cached_headers();
if ($this->_enhanced_mode && !$this->_late_init) {
$this->_check_rules_present();
if (isset($headers['Content-Type'])) {
$content_type = $headers['Content-Type'];
}
}
$time = time();
$cache = $this->_get_cache();
/**
* Store different versions of cache
*/
$buffers = array();
$group = '0';
if (!isset($this->_sitemap_matched)) {
$sitemap_regex = $this->_config->get_string('pgcache.purge.sitemap_regex');
if ($sitemap_regex && preg_match('/' . $sitemap_regex . '/', basename($this->_request_uri))) {
$group = 'sitemaps';
$this->_sitemap_matched = true;
}
} elseif ($this->_sitemap_matched) {
$group = 'sitemaps';
}
foreach ($compressions as $_compression) {
$_page_key = $this->_get_page_key($mobile_group, $referrer_group, $encryption, $_compression, $content_type);
/**
* Compress content
*/
$buffers[$_compression] = $buffer;
$this->_compress($buffers[$_compression], $_compression);
/**
* Store cache data
*/
$_data = array('404' => $is_404, 'headers' => $headers, 'time' => $time, 'content' => &$buffers[$_compression]);
$cache->set($_page_key, $_data, $this->_lifetime, $group);
}
/**
* Change buffer if using compression
*/
if ($compression && isset($buffers[$compression])) {
$buffer =& $buffers[$compression];
}
/**
* Calculate content etag
*/
$etag = md5($buffer);
/**
* Send headers
*/
$this->_send_headers($is_404, $time, $etag, $compression, $headers);
if ($raw) {
if ($this->_debug && w3_can_print_comment($buffer)) {
$buffer = $this->_debugging_caching($buffer, $mobile_group, $referrer_group, $encryption, $compression, $content_type);
}
/**
* Don't use shutdown function below
*/
if (!$has_dynamic) {
$this->_compress($buffer, $compression);
return array($compression, $buffer);
}
return array($compression, $buffer);
}
return array($compression, $buffer);
}
/**
* @param W3_Config $config
*/
private function _setup($config)
{
$this->authorized = $config->get_string('cdn.maxcdn.authorization_key') != '' && $config->get_string('cdn.engine') == 'maxcdn';
$this->have_zone = $config->get_string('cdn.maxcdn.zone_id') != 0;
}
/**
* Generates file ID
*
* @param array $sources
* @param string $type
* @return string
*/
function _generate_id($sources, $type)
{
$values = array();
foreach ($sources as $source) {
if (is_string($source)) {
$values[] = $source;
} else {
$values[] = $source->filepath;
}
}
foreach ($sources as $source) {
if (is_string($source) && file_exists($source)) {
$data = @file_get_contents($source);
if ($data !== false) {
$values[] = md5($data);
} else {
return false;
}
} else {
$headers = @get_headers($source->minifyOptions['prependRelativePath']);
if (strpos($headers[0], '200') !== false) {
$segments = explode('.', $source->minifyOptions['prependRelativePath']);
$ext = strtolower(array_pop($segments));
$pc_source = $this->_precache_file($source->minifyOptions['prependRelativePath'], $ext);
$data = @file_get_contents($pc_source->filepath);
if ($data !== false) {
$values[] = md5($data);
} else {
return false;
}
} else {
return false;
}
}
}
$keys = array('minify.debug', 'minify.engine', 'minify.options', 'minify.symlinks');
if ($type == 'js') {
$engine = $this->_config->get_string('minify.js.engine');
switch ($engine) {
case 'js':
$keys = array_merge($keys, array('minify.js.combine.header', 'minify.js.combine.body', 'minify.js.combine.footer', 'minify.js.strip.comments', 'minify.js.strip.crlf'));
break;
case 'yuijs':
$keys = array_merge($keys, array('minify.yuijs.options.line-break', 'minify.yuijs.options.nomunge', 'minify.yuijs.options.preserve-semi', 'minify.yuijs.options.disable-optimizations'));
break;
case 'ccjs':
$keys = array_merge($keys, array('minify.ccjs.options.compilation_level', 'minify.ccjs.options.formatting'));
break;
}
} elseif ($type == 'css') {
$engine = $this->_config->get_string('minify.css.engine');
switch ($engine) {
case 'css':
$keys = array_merge($keys, array('minify.css.combine', 'minify.css.strip.comments', 'minify.css.strip.crlf', 'minify.css.imports'));
break;
case 'yuicss':
$keys = array_merge($keys, array('minify.yuicss.options.line-break'));
break;
case 'csstidy':
$keys = array_merge($keys, array('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'));
break;
}
}
foreach ($keys as $key) {
$values[] = $this->_config->get($key);
}
$id = substr(md5(implode('', $this->_flatten_array($values))), 0, 6);
return $id;
}
/**
* Retrieves applications. Used in AJAX requests.
* Requires request param api_key with the API key and account_id with the Account id.
*/
function get_newrelic_applications()
{
w3_require_once(W3TC_LIB_W3_DIR . '/NewRelicService.php');
$api_key = W3_Request::get_string('api_key');
$account_id = W3_Request::get_string('account_id');
if ($api_key == '0') {
$config_master = new W3_Config(true);
$api_key = $config_master->get_string('newrelic.api_key');
}
$nerser = new W3_NewRelicService($api_key);
$newrelic_applications = array();
try {
if (empty($account_id) || $account_id == '') {
$account_id = $nerser->get_account_id();
}
$newrelic_applications = $nerser->get_applications($account_id);
} catch (Exception $ex) {
}
echo json_encode($newrelic_applications);
die;
}
