/**
* Do logic
*/
function process()
{
/**
* Skip some pages
*/
switch (true) {
case defined('DOING_AJAX'):
case defined('DOING_CRON'):
case defined('APP_REQUEST'):
case defined('XMLRPC_REQUEST'):
case defined('WP_ADMIN'):
case defined('SHORTINIT') && SHORTINIT:
return;
}
/**
* Handle mobile or referrer redirects
*/
if ($this->_mobile || $this->_referrer) {
$mobile_redirect = $this->_mobile->get_redirect();
$referrer_redirect = $this->_referrer->get_redirect();
$redirect = $mobile_redirect ? $mobile_redirect : $referrer_redirect;
if ($redirect) {
w3_redirect($redirect);
exit;
}
}
}
/**
* Redirects when in WP Admin
* @param array $params
* @param bool $check_referrer
* @param string $page
*/
function w3_admin_redirect($params = array(), $check_referrer = false, $page = '')
{
w3_require_once(W3TC_LIB_W3_DIR . '/Request.php');
$url = W3_Request::get_string('redirect');
$page_url = W3_Request::get_string('page');
if ($url == '') {
if ($check_referrer && !empty($_SERVER['HTTP_REFERER'])) {
$url = $_SERVER['HTTP_REFERER'];
} else {
$url = 'admin.php';
if (empty($page)) {
$page = $page_url;
}
$params = array_merge(array('page' => $page), $params);
}
}
w3_redirect($url, $params);
}
/**
* Do cache logic
*/
function process()
{
/**
* Skip caching for some pages
*/
switch (true) {
case defined('DOING_AJAX'):
case defined('DOING_CRON'):
case defined('APP_REQUEST'):
case defined('XMLRPC_REQUEST'):
case defined('WP_ADMIN'):
return;
}
/**
* Handle mobile redirects
*/
$mobile_redirect = $this->_config->get_string('pgcache.mobile.redirect');
if ($mobile_redirect != '' && $this->_is_mobile()) {
w3_redirect($mobile_redirect);
exit;
}
/**
* Do page cache logic
*/
if ($this->_debug) {
$this->_time_start = w3_microtime();
}
$this->_caching = $this->_can_cache();
$compression = $this->_get_compression();
$page_key = $this->_get_page_key($_SERVER['REQUEST_URI'], $compression);
if ($this->_caching) {
/**
* Check if page is cached
*/
$cache =& $this->_get_cache();
$data = $cache->get($page_key);
if ($data) {
/**
* Do Bad Behavior check
*/
$this->_bad_behavior();
if ($this->_enhanced_mode) {
$is_404 = false;
$headers = array();
$time = $cache->mtime($page_key);
$content = $data;
} else {
$is_404 = $data['404'];
$headers = $data['headers'];
$time = $data['time'];
$content = $data['content'];
}
/**
* Calculate content etag
*/
$etag = md5($content);
/**
* Send headers
*/
$this->_send_headers($is_404, $time, $etag, $compression, $headers);
/**
* Append debug info
*/
if ($this->_debug) {
$time_total = w3_microtime() - $this->_time_start;
$debug_info = $this->_get_debug_info($page_key, true, '', true, $time_total);
$this->_append_content($content, "\r\n\r\n" . $debug_info, $compression);
}
echo $content;
exit;
}
}
/**
* Start output buffering
*/
ob_start(array(&$this, 'ob_callback'));
}
/**
* Redirects to authorization url
*/
public function authorize()
{
$tokens = $this->_get_auth_request_tokens();
$oauth_token = $tokens['oauth_token'];
$oauth_token_secret = $tokens['oauth_token_secret'];
$auth_url = $this->_get_authorize_url($oauth_token, $oauth_token_secret);
w3_redirect($auth_url);
}
/**
* Start previewing
*/
function action_default_previewing()
{
setcookie('w3tc_preview', true, 0, '/');
w3_redirect(w3_get_home_url());
}
/**
* Do cache logic
*/
function process()
{
if ($this->_config->get_boolean('pgcache.enabled')) {
/**
* Skip caching for some pages
*/
switch (true) {
case defined('DONOTCACHEPAGE'):
case defined('DOING_AJAX'):
case defined('DOING_CRON'):
case defined('APP_REQUEST'):
case defined('XMLRPC_REQUEST'):
case defined('WP_ADMIN'):
case defined('SHORTINIT') && SHORTINIT:
return;
}
/**
* Handle mobile or referrer redirects
*/
if ($this->_mobile || $this->_referrer) {
$mobile_redirect = $this->_mobile->get_redirect();
$referrer_redirect = $this->_referrer->get_redirect();
$redirect = $mobile_redirect ? $mobile_redirect : $referrer_redirect;
if ($redirect) {
w3_redirect($redirect);
exit;
}
}
/**
* Do page cache logic
*/
if ($this->_debug) {
$this->_time_start = w3_microtime();
}
$this->_caching = $this->_can_cache();
if ($this->_caching && !$this->_enhanced_mode) {
$cache =& $this->_get_cache();
$mobile_group = $this->_get_mobile_group();
$referrer_group = $this->_get_referrer_group();
$encryption = $this->_get_encryption();
$compression = $this->_get_compression();
$raw = !$compression;
$this->_page_key = $this->_get_page_key($this->_request_uri, $mobile_group, $referrer_group, $encryption, $compression);
/**
* Check if page is cached
*/
$data = $cache->get($this->_page_key);
/**
* Try to get uncompressed version of cache
*/
if ($compression && !$data) {
$raw = true;
$this->_page_key = $this->_get_page_key($this->_request_uri, $mobile_group, $referrer_group, $encryption, false);
$data = $cache->get($this->_page_key);
}
/**
* If cache exists
*/
if ($data) {
/**
* Do Bad Behavior check
*/
$this->_bad_behavior();
if ($this->_enhanced_mode) {
$is_404 = false;
$headers = array();
$time = $cache->mtime($this->_page_key);
$content =& $data;
} else {
$is_404 = $data['404'];
$headers = $data['headers'];
$time = $data['time'];
$content =& $data['content'];
}
/**
* Calculate content etag
*/
$etag = md5($content);
/**
* Send headers
*/
$this->_send_headers($is_404, $time, $etag, $compression, $headers);
/**
* Do manual compression for uncompressed page
*/
if ($raw) {
/**
* Append debug info
*/
if ($this->_debug) {
$time_total = w3_microtime() - $this->_time_start;
$debug_info = $this->_get_debug_info(true, '', true, $time_total);
$content .= "\r\n\r\n" . $debug_info;
}
/**
* Parse dynamic tags
*/
$this->_parse_dynamic($content);
/**
* Compress content
*/
$this->_compress($content, $compression);
}
echo $content;
exit;
}
}
/**
* Start output buffering
*/
ob_start(array(&$this, 'ob_callback'));
}
}
function action_cdn_netdna_authorize()
{
w3_require_once(W3TC_INC_FUNCTIONS_DIR . '/ui.php');
try {
/**
* @var W3_ConfigAdmin $config_admin
*/
$config_admin = w3_instance('W3_ConfigAdmin');
if ($config_admin->get_integer('track.maxcdn_authorize', 0) == 0) {
$config_admin->set('track.maxcdn_authorize', time());
$config_admin->save();
}
} catch (Exception $ex) {
}
w3_redirect(NETDNA_AUTHORIZE_URL);
}
/**
* Init action
*
* @return void
*/
function init()
{
if (isset($GLOBALS['w3tc_blogmap_register_new_item'])) {
$do_redirect = false;
// true value is a sign to just generate config cache
if ($GLOBALS['w3tc_blogmap_register_new_item'] !== true) {
w3_require_once(W3TC_INC_DIR . '/functions/multisite.php');
$do_redirect = w3_blogmap_register_new_item($GLOBALS['w3tc_blogmap_register_new_item'], $this->_config);
// reset cache of blog_id
global $w3_current_blog_id;
$w3_current_blog_id = null;
// change config to actual blog, it was master before
$this->_config = new W3_Config();
}
$do_redirect |= $this->_config->fill_missing_cache_options_and_save();
// need to repeat request processing, since we was not able to realize
// blog_id before so we are running with master config now.
// redirect to the same url causes "redirect loop" error in browser,
// so need to redirect to something a bit different
if ($do_redirect) {
if (strpos($_SERVER['REQUEST_URI'], '?') === false) {
w3_redirect($_SERVER['REQUEST_URI'] . '?repeat=w3tc');
} else {
if (strpos($_SERVER['REQUEST_URI'], 'repeat=w3tc') === false) {
w3_redirect($_SERVER['REQUEST_URI'] . '&repeat=w3tc');
}
}
}
}
/**
* Check request and handle w3tc_request_data requests
*/
$pos = strpos($_SERVER['REQUEST_URI'], '/w3tc_request_data/');
if ($pos !== false) {
$hash = substr($_SERVER['REQUEST_URI'], $pos + 19, 32);
if (strlen($hash) == 32) {
$request_data = (array) get_option('w3tc_request_data');
if (isset($request_data[$hash])) {
echo '<pre>';
foreach ($request_data[$hash] as $key => $value) {
printf("%s: %s\n", $key, $value);
}
echo '</pre>';
unset($request_data[$hash]);
update_option('w3tc_request_data', $request_data);
} else {
echo 'Requested hash expired or invalid';
}
exit;
}
}
/**
* Check for rewrite test request
*/
w3_require_once(W3TC_LIB_W3_DIR . '/Request.php');
$rewrite_test = W3_Request::get_boolean('w3tc_rewrite_test');
if ($rewrite_test) {
echo 'OK';
exit;
}
$admin_bar = false;
if (function_exists('is_admin_bar_showing')) {
$admin_bar = is_admin_bar_showing();
}
if (current_user_can('manage_options') && $admin_bar) {
add_action('wp_print_scripts', array($this, 'popup_script'));
}
}
/**
* Redirect function
*
* @param boolean $check_referer
*/
function redirect($params = array(), $check_referer = false)
{
require_once W3TC_LIB_W3_DIR . '/Request.php';
$url = W3_Request::get_string('redirect');
if ($url == '') {
if ($check_referer && !empty($_SERVER['HTTP_REFERER'])) {
$url = $_SERVER['HTTP_REFERER'];
} else {
$url = 'options-general.php';
$params = array_merge(array('page' => W3TC_FILE, 'tab' => $this->_tab), $params);
}
}
w3_redirect($url, $params);
}