function w3tc_errors($errors)
{
$c = Dispatcher::config();
$state = Dispatcher::config_state();
$cdn_engine = $c->get_string('cdn.engine');
if (Cdn_Util::is_engine_push($cdn_engine)) {
/**
* Show notification if upload queue is not empty
*/
try {
if (!($error = get_transient('w3tc_cdn_error')) && !$this->_is_queue_empty()) {
$errors['cdn_unsuccessful_queue'] = sprintf(__('The %s has unresolved errors. Empty the queue to restore normal operation.', 'w3-total-cache'), Util_Ui::button_popup(__('unsuccessful transfer queue', 'w3-total-cache'), 'cdn_queue'));
} elseif ($error) {
$errors['cdn_generic'] = $error;
}
} catch (\Exception $ex) {
$errors[] = $ex->getMessage();
set_transient('w3tc_cdn_error', $ex->getMessage(), 30);
}
/**
* Check upload settings
*/
$upload_info = Util_Http::upload_info();
if (!$upload_info) {
$upload_path = get_option('upload_path');
$upload_path = trim($upload_path);
if (empty($upload_path)) {
$upload_path = WP_CONTENT_DIR . '/uploads';
$errors['cdn_uploads_folder_empty'] = sprintf(__('The uploads directory is not available. Default WordPress directories will be created: <strong>%s</strong>.', 'w3-total-cache'), $upload_path);
}
if (!Util_Environment::is_wpmu()) {
$errors['cdn_uploads_folder_not_found'] = 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, Util_Ui::button_link(__('update the path', 'w3-total-cache'), Util_Ui::url(array('w3tc_config_update_upload_path' => 'y'))));
}
}
}
/**
* Check CDN settings
*/
$error = '';
switch (true) {
case $cdn_engine == 'ftp' && !count($c->get_array('cdn.ftp.domain')):
$errors['cdn_ftp_empty'] = __('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 $cdn_engine == 's3' && ($c->get_string('cdn.s3.key') == '' || $c->get_string('cdn.s3.secret') == '' || $c->get_string('cdn.s3.bucket') == ''):
$error = __('The <strong>"Access key", "Secret key" and "Bucket"</strong> fields cannot be empty.', 'w3-total-cache');
break;
case $cdn_engine == 'cf' && ($c->get_string('cdn.cf.key') == '' || $c->get_string('cdn.cf.secret') == '' || $c->get_string('cdn.cf.bucket') == '' || $c->get_string('cdn.cf.id') == '' && !count($c->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 $cdn_engine == 'cf2' && ($c->get_string('cdn.cf2.key') == '' || $c->get_string('cdn.cf2.secret') == '' || $c->get_string('cdn.cf2.id') == '' && !count($c->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 $cdn_engine == 'rscf' && ($c->get_string('cdn.rscf.user') == '' || $c->get_string('cdn.rscf.key') == '' || $c->get_string('cdn.rscf.container') == ''):
$error = __('The <strong>"Username", "API key", "Container" and "Replace default hostname with"</strong> fields cannot be empty.', 'w3-total-cache');
break;
case $cdn_engine == 'azure' && ($c->get_string('cdn.azure.user') == '' || $c->get_string('cdn.azure.key') == '' || $c->get_string('cdn.azure.container') == ''):
$error = __('The <strong>"Account name", "Account key" and "Container"</strong> fields cannot be empty.', 'w3-total-cache');
break;
case $cdn_engine == 'mirror' && !count($c->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':
$fields = array();
if ($c->get_string('cdn.netdna.authorization_key') == '') {
$fields[] = '"' . __('Authorization key', 'w3-total-cache') . '"';
}
if (!count($c->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'), $fields));
}
if ($c->get_string('cdn.netdna.authorization_key') != '' && sizeof(explode('+', $c->get_string('cdn.netdna.authorization_key'))) != 3) {
$error .= __('The <strong>"Authorization key"</strong> is not correct.', 'w3-total-cache');
} elseif ($c->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':
$fields = array();
if ($c->get_string('cdn.maxcdn.authorization_key') == '') {
$fields[] = '"' . __('Authorization key', 'w3-total-cache') . '"';
}
if (!count($c->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'), $fields));
}
if ($c->get_string('cdn.maxcdn.authorization_key') != '' && sizeof(explode('+', $c->get_string('cdn.maxcdn.authorization_key'))) != 3) {
$error .= __('The <strong>"Authorization key"</strong> is not correct.', 'w3-total-cache');
} elseif ($c->get_integer('cdn.maxcdn.zone_id', 0) <= 0) {
$error .= __('You need to select / create a pull zone.', 'w3-total-cache');
}
break;
case $cdn_engine == 'cotendo' && !count($c->get_array('cdn.cotendo.domain')):
$error = __('The <strong>"Replace default hostname with"</strong> field cannot be empty.', 'w3-total-cache');
break;
case $cdn_engine == 'edgecast' && !count($c->get_array('cdn.edgecast.domain')):
$error = __('The <strong>"Replace default hostname with"</strong> field cannot be empty.', 'w3-total-cache');
break;
case $cdn_engine == 'att' && !count($c->get_array('cdn.att.domain')):
$error = __('The <strong>"Replace default hostname with"</strong> field cannot be empty.', 'w3-total-cache');
break;
case $cdn_engine == 'akamai' && !count($c->get_array('cdn.akamai.domain')):
$error = 'The <strong>"Replace default hostname with"</strong> field cannot be empty.';
break;
}
if ($error) {
$errors['cdn_not_configured'] = __('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');
}
return $errors;
}
/**
* Rename domain
*
* @param array $names
* @param integer $limit
* @param integer $offset
* @param integer $count
* @param integer $total
* @param integer $results
* @return void
*/
function rename_domain($names, $limit, $offset, &$count, &$total, &$results)
{
global $wpdb;
@set_time_limit($this->_config->get_integer('timelimit.domain_rename'));
$count = 0;
$total = 0;
$results = array();
$upload_info = Util_Http::upload_info();
foreach ($names as $index => $name) {
$names[$index] = str_ireplace('www.', '', $name);
}
if ($upload_info) {
$sql = sprintf('SELECT
ID,
post_content,
post_date
FROM
%sposts
WHERE
post_status = "publish"
AND (post_type = "post" OR post_type = "page")
AND (post_content LIKE "%%src=%%"
OR post_content LIKE "%%href=%%")
', $wpdb->prefix);
if ($limit) {
$sql .= sprintf(' LIMIT %d', $limit);
if ($offset) {
$sql .= sprintf(' OFFSET %d', $offset);
}
}
$posts = $wpdb->get_results($sql);
if ($posts) {
$count = count($posts);
$total = $this->get_rename_posts_count();
$names_quoted = array_map(array('\\W3TC\\Util_Environment', 'preg_quote'), $names);
foreach ($posts as $post) {
$matches = null;
$post_content = $post->post_content;
$regexp = '~(href|src)=[\'"]?(https?://(www\\.)?(' . implode('|', $names_quoted) . ')' . Util_Environment::preg_quote($upload_info['baseurlpath']) . '([^\'"<>\\s]+))[\'"]~';
if (preg_match_all($regexp, $post_content, $matches, PREG_SET_ORDER)) {
foreach ($matches as $match) {
$old_url = $match[2];
$new_url = sprintf('%s/%s', $upload_info['baseurl'], $match[5]);
$post_content = str_replace($old_url, $new_url, $post_content);
$results[] = array('old' => $old_url, 'new' => $new_url, 'result' => true, 'error' => 'OK');
}
}
if ($post_content != $post->post_content) {
wp_update_post(array('ID' => $post->ID, 'post_content' => $post_content));
}
}
}
}
}
/**
* Returns server info
*
* @return array
*/
private function get_server_info()
{
global $wp_version, $wp_db_version, $wpdb;
$wordpress_plugins = get_plugins();
$wordpress_plugins_active = array();
foreach ($wordpress_plugins as $wordpress_plugin_file => $wordpress_plugin) {
if (is_plugin_active($wordpress_plugin_file)) {
$wordpress_plugins_active[$wordpress_plugin_file] = $wordpress_plugin;
}
}
$mysql_version = $wpdb->get_var('SELECT VERSION()');
$mysql_variables_result = (array) $wpdb->get_results('SHOW VARIABLES', ARRAY_N);
$mysql_variables = array();
foreach ($mysql_variables_result as $mysql_variables_row) {
$mysql_variables[$mysql_variables_row[0]] = $mysql_variables_row[1];
}
$server_info = array('w3tc' => array('version' => W3TC_VERSION, 'server' => !empty($_SERVER['SERVER_SOFTWARE']) ? $_SERVER['SERVER_SOFTWARE'] : 'Unknown', 'dir' => W3TC_DIR, 'cache_dir' => W3TC_CACHE_DIR, 'blog_id' => Util_Environment::blog_id(), 'home_domain_root_url' => Util_Environment::home_domain_root_url(), 'home_url_maybe_https' => Util_Environment::home_url_maybe_https(), 'site_path' => Util_Environment::site_path(), 'document_root' => Util_Environment::document_root(), 'site_root' => Util_Environment::site_root(), 'site_url_uri' => Util_Environment::site_url_uri(), 'home_url_host' => Util_Environment::home_url_host(), 'home_url_uri' => Util_Environment::home_url_uri(), 'network_home_url_uri' => Util_Environment::network_home_url_uri(), 'host_port' => Util_Environment::host_port(), 'host' => Util_Environment::host(), 'wp_config_path' => Util_Environment::wp_config_path()), 'wp' => array('version' => $wp_version, 'db_version' => $wp_db_version, 'abspath' => ABSPATH, 'home' => get_option('home'), 'siteurl' => get_option('siteurl'), 'email' => get_option('admin_email'), 'upload_info' => (array) Util_Http::upload_info(), 'theme' => Util_Theme::get_current_theme(), 'wp_cache' => defined('WP_CACHE') && WP_CACHE ? 'true' : 'false', 'plugins' => $wordpress_plugins_active), 'mysql' => array('version' => $mysql_version, 'variables' => $mysql_variables));
return $server_info;
}
/**
* Normalizes attachment file
*
* @param string $file
* @return string
*/
function normalize_attachment_file($file)
{
$upload_info = Util_Http::upload_info();
if ($upload_info) {
$file = ltrim(str_replace($upload_info['basedir'], '', $file), '/\\');
$matches = null;
if (preg_match('~(\\d{4}/\\d{2}/)?[^/]+$~', $file, $matches)) {
$file = $matches[0];
}
}
return $file;
}
private function fill_regexps()
{
$regexps = array();
$site_path = Util_Environment::site_url_uri();
$domain_url_regexp = Util_Environment::home_domain_root_url_regexp();
$site_domain_url_regexp = false;
if ($domain_url_regexp != Util_Environment::get_url_regexp(Util_Environment::url_to_host(site_url()))) {
$site_domain_url_regexp = Util_Environment::get_url_regexp(Util_Environment::url_to_host(site_url()));
}
if ($this->_config->get_boolean('cdn.uploads.enable')) {
$upload_info = Util_Http::upload_info();
if ($upload_info) {
$baseurl = $upload_info['baseurl'];
if (defined('DOMAIN_MAPPING') && DOMAIN_MAPPING) {
$parsed = @parse_url($upload_info['baseurl']);
$baseurl = home_url() . $parsed['path'];
}
$regexps = $this->make_uploads_regexes($domain_url_regexp, $baseurl, $upload_info, $regexps);
if ($site_domain_url_regexp) {
$regexps = $this->make_uploads_regexes($site_domain_url_regexp, $baseurl, $upload_info, $regexps);
}
}
}
if ($this->_config->get_boolean('cdn.includes.enable')) {
$mask = $this->_config->get_string('cdn.includes.files');
if ($mask != '') {
$regexps[] = '~(["\'(=])\\s*((' . $domain_url_regexp . ')?(' . Util_Environment::preg_quote($site_path . WPINC) . '/(' . Cdn_Util::get_regexp_by_mask($mask) . ')([^"\'() >]*)))~i';
if ($site_domain_url_regexp) {
$regexps[] = '~(["\'(=])\\s*((' . $site_domain_url_regexp . ')?(' . Util_Environment::preg_quote($site_path . WPINC) . '/(' . Cdn_Util::get_regexp_by_mask($mask) . ')([^"\'() >]*)))~i';
}
}
}
if ($this->_config->get_boolean('cdn.theme.enable')) {
$theme_dir = preg_replace('~' . $domain_url_regexp . '~i', '', get_theme_root_uri());
$mask = $this->_config->get_string('cdn.theme.files');
if ($mask != '') {
$regexps[] = '~(["\'(=])\\s*((' . $domain_url_regexp . ')?(' . Util_Environment::preg_quote($theme_dir) . '/(' . Cdn_Util::get_regexp_by_mask($mask) . ')([^"\'() >]*)))~i';
if ($site_domain_url_regexp) {
$theme_dir2 = preg_replace('~' . $site_domain_url_regexp . '~i', '', get_theme_root_uri());
$regexps[] = '~(["\'(=])\\s*((' . $site_domain_url_regexp . ')?(' . Util_Environment::preg_quote($theme_dir) . '/(' . Cdn_Util::get_regexp_by_mask($mask) . ')([^"\'() >]*)))~i';
$regexps[] = '~(["\'(=])\\s*((' . $site_domain_url_regexp . ')?(' . Util_Environment::preg_quote($theme_dir2) . '/(' . Cdn_Util::get_regexp_by_mask($mask) . ')([^"\'() >]*)))~i';
}
}
}
if ($this->_config->get_boolean('cdn.custom.enable')) {
$masks = $this->_config->get_array('cdn.custom.files');
$masks = array_map(array('\\W3TC\\Cdn_Util', 'replace_folder_placeholders'), $masks);
$masks = array_map(array('\\W3TC\\Util_Environment', 'parse_path'), $masks);
if (count($masks)) {
$mask_regexps = array();
foreach ($masks as $mask) {
if ($mask != '') {
$mask = Util_Environment::normalize_file($mask);
$mask_regexps[] = Cdn_Util::get_regexp_by_mask($mask);
}
}
$regexps[] = '~(["\'(=])\\s*((' . $domain_url_regexp . ')?(' . Util_Environment::preg_quote($site_path) . '(' . implode('|', $mask_regexps) . ')([^"\'() >]*)))~i';
if ($site_domain_url_regexp) {
$regexps[] = '~(["\'(=])\\s*((' . $site_domain_url_regexp . ')?(' . Util_Environment::preg_quote($site_path) . '(' . implode('|', $mask_regexps) . ')([^"\'() >]*)))~i';
}
}
}
$this->_regexps = $regexps;
}