/**
* Fixes folders
*
* @param W3_Config $config
* @param SelfTestExceptions $exs
*/
private function fix_folders($config, $exs)
{
if (!$config->get_boolean('pgcache.enabled')) {
return;
}
// folder that we delete if exists and not writeable
if ($config->get_string('pgcache.engine') == 'file_generic') {
$dir = W3TC_CACHE_PAGE_ENHANCED_DIR;
} else {
if ($config->get_string('pgcache.engine') != 'file') {
$dir = W3TC_CACHE_DIR . '/page';
} else {
return;
}
}
try {
if (file_exists($dir) && !is_writeable($dir)) {
w3_wp_delete_folder($dir, '', $_SERVER['REQUEST_URI']);
}
} catch (FilesystemRmdirException $ex) {
$exs->push($ex);
}
}
/**
* Checks if addins in wp-content is available and correct version.
* @throws SelfTestExceptions
*/
private function create_required_folders($exs)
{
// folders that we create if not exists
$directories = array(W3TC_CACHE_DIR, W3TC_CONFIG_DIR);
foreach ($directories as $directory) {
try {
w3_wp_create_writeable_folder($directory, WP_CONTENT_DIR);
} catch (FilesystemOperationException $ex) {
$exs->push($ex);
}
}
// folders that we delete if exists and not writeable
$directories = array(W3TC_CACHE_CONFIG_DIR, W3TC_CACHE_TMP_DIR, W3TC_CACHE_BLOGMAP_FILENAME, W3TC_CACHE_DIR . '/object', W3TC_CACHE_DIR . '/db');
foreach ($directories as $directory) {
try {
if (file_exists($directory) && !is_writeable($directory)) {
w3_wp_delete_folder($directory);
}
} catch (FilesystemRmdirException $ex) {
$exs->push($ex);
}
}
}
/**
* Fixes folders
* @param W3_Config $config
* @param SelfTestExceptions $exs
**/
private function fix_folders($config, $exs)
{
// folder that we delete if exists and not writeable
if ($config->get_boolean('minify.enabled') && $config->get_string('minify.engine') == 'file') {
$dir = W3TC_CACHE_MINIFY_DIR;
try {
if (file_exists($dir) && !is_writeable($dir)) {
w3_wp_delete_folder($dir, '', $_SERVER['REQUEST_URI']);
}
} catch (FilesystemRmdirException $ex) {
$exs->push($ex);
}
}
}
/**
* @param SelfTestExceptions $exs
* @param string $path
* @param string $rules
* @param string $start
* @param string $end
* @param array $order
*/
function w3_add_rules($exs, $path, $rules, $start, $end, $order)
{
$data = @file_get_contents($path);
if ($data === false) {
$data = '';
}
$rules_missing = !empty($rules) && strstr(w3_clean_rules($data), w3_clean_rules($rules)) === false;
if (!$rules_missing) {
return;
}
$replace_start = strpos($data, $start);
$replace_end = strpos($data, $end);
if ($replace_start !== false && $replace_end !== false && $replace_start < $replace_end) {
$replace_length = $replace_end - $replace_start + strlen($end) + 1;
} else {
$replace_start = false;
$replace_length = 0;
$search = $order;
foreach ($search as $string => $length) {
$replace_start = strpos($data, $string);
if ($replace_start !== false) {
$replace_start += $length;
break;
}
}
}
if ($replace_start !== false) {
$data = w3_trim_rules(substr_replace($data, $rules, $replace_start, $replace_length));
} else {
$data = w3_trim_rules($data . $rules);
}
if (strpos($path, W3TC_CACHE_DIR) === false || w3_is_nginx()) {
try {
w3_wp_write_to_file($path, $data);
} catch (FilesystemOperationException $ex) {
if ($replace_start !== false) {
$exs->push(new FilesystemModifyException($ex->getMessage(), $ex->credentials_form(), sprintf(__('Edit file <strong>%s
</strong> and replace all lines between and including <strong>%s</strong> and
<strong>%s</strong> markers with:', 'w3-total-caceh'), $path, $start, $end), $path, $rules));
} else {
$exs->push(new FilesystemModifyException($ex->getMessage(), $ex->credentials_form(), sprintf(__('Edit file <strong>%s</strong> and add the following rules
above the WordPress directives:', 'w3-total-cache'), $path), $path, $rules));
}
}
} else {
if (!@file_exists(dirname($path))) {
w3_mkdir_from(dirname($path), W3TC_CACHE_DIR);
}
if (!@file_put_contents($path, $data)) {
try {
w3_wp_delete_folder(dirname($path), '', $_SERVER['REQUEST_URI']);
} catch (FilesystemOperationException $ex) {
$exs->push($ex);
}
}
}
}