/**
* Handle page 'subscribe'
*
* Throws exception on error.
*
* @author Adrian Lang <*****@*****.**>
*/
function act_subscription($act)
{
global $lang;
global $INFO;
global $ID;
// get and preprocess data.
$params = array();
foreach (array('target', 'style', 'action') as $param) {
if (isset($_REQUEST["sub_{$param}"])) {
$params[$param] = $_REQUEST["sub_{$param}"];
}
}
// any action given? if not just return and show the subscription page
if (!$params['action'] || !checkSecurityToken()) {
return $act;
}
// Handle POST data, may throw exception.
trigger_event('ACTION_HANDLE_SUBSCRIBE', $params, 'subscription_handle_post');
$target = $params['target'];
$style = $params['style'];
$data = $params['data'];
$action = $params['action'];
// Perform action.
require_once DOKU_INC . 'inc/subscription.php';
if (!subscription_set($_SERVER['REMOTE_USER'], $target, $style, $data)) {
throw new Exception(sprintf($lang["subscr_{$action}_error"], hsc($INFO['userinfo']['name']), prettyprint_id($target)));
}
msg(sprintf($lang["subscr_{$action}_success"], hsc($INFO['userinfo']['name']), prettyprint_id($target)), 1);
act_redirect($ID, $act);
// Assure that we have valid data if act_redirect somehow fails.
$INFO['subscribed'] = get_info_subscribed();
return 'show';
}
/**
* Handle the preprocess event
*
* Takes care of handling all the post input from creating
* comments and saves them. Also handles optin and unsubscribe
* actions.
*/
function handle_act_preprocess(&$event, $param)
{
global $INFO, $ID;
// optin
if (isset($_REQUEST['btngo'])) {
$this->commenthelper->optin($_REQUEST['btngo']);
}
// unsubscribe
if (isset($_REQUEST['btngu'])) {
$this->commenthelper->unsubscribe_by_key(md5($ID), $_REQUEST['btngu']);
}
global $BLOGTNG;
$BLOGTNG = array();
// prepare data for comment form
$comment = array();
$comment['source'] = $this->tools->getParam('comment/source');
$comment['name'] = ($commentname = $this->tools->getParam('comment/name')) ? $commentname : $INFO['userinfo']['name'];
$comment['mail'] = ($commentmail = $this->tools->getParam('comment/mail')) ? $commentmail : $INFO['userinfo']['mail'];
$comment['web'] = ($commentweb = $this->tools->getParam('comment/web')) ? $commentweb : '';
$comment['text'] = isset($_REQUEST['wikitext']) ? $_REQUEST['wikitext'] : null;
// FIXME clean text
$comment['pid'] = isset($_REQUEST['pid']) ? $_REQUEST['pid'] : null;
$comment['page'] = isset($_REQUEST['id']) ? $_REQUEST['id'] : null;
$comment['subscribe'] = isset($_REQUEST['blogtng']['subscribe']) ? $_REQUEST['blogtng']['subscribe'] : null;
$comment['ip'] = clientIP(true);
$BLOGTNG['comment'] = $comment;
if (is_array($event->data) && (isset($event->data['comment_submit']) || isset($event->data['comment_preview']))) {
if (isset($event->data['comment_submit'])) {
$BLOGTNG['comment_action'] = 'submit';
}
if (isset($event->data['comment_preview'])) {
$BLOGTNG['comment_action'] = 'preview';
}
// check for empty fields
$BLOGTNG['comment_submit_errors'] = array();
foreach (array('name', 'mail', 'text') as $field) {
if (empty($comment[$field])) {
$BLOGTNG['comment_submit_errors'][$field] = true;
}
}
// check CAPTCHA if available (on submit only)
$captchaok = true;
if ($BLOGTNG['comment_action'] == 'submit') {
$helper = null;
if (@is_dir(DOKU_PLUGIN . 'captcha')) {
$helper = plugin_load('helper', 'captcha');
}
if (!is_null($helper) && $helper->isEnabled()) {
$captchaok = $helper->check();
}
}
// return on errors
if (!empty($BLOGTNG['comment_submit_errors']) || !$captchaok) {
$event->data = 'show';
$_SERVER['REQUEST_METHOD'] = 'get';
//FIXME hack to avoid redirect
return false;
}
if ($BLOGTNG['comment_action'] == 'submit') {
// save comment and redirect FIXME cid
$this->commenthelper->save($comment);
act_redirect($comment['page'], 'show');
} elseif ($BLOGTNG['comment_action'] == 'preview') {
$event->data = 'show';
$_SERVER['REQUEST_METHOD'] = 'get';
//FIXME hack to avoid redirect
return false;
}
} else {
return true;
}
}
/**
* Handle 'login', 'logout'
*
* @author Andreas Gohr <*****@*****.**>
*/
function act_auth($act)
{
global $ID;
global $INFO;
//already logged in?
if (isset($_SERVER['REMOTE_USER']) && $act == 'login') {
return 'show';
}
//handle logout
if ($act == 'logout') {
$lockedby = checklock($ID);
//page still locked?
if ($lockedby == $_SERVER['REMOTE_USER']) {
unlock($ID);
}
//try to unlock
// do the logout stuff
auth_logoff();
// rebuild info array
$INFO = pageinfo();
act_redirect($ID, 'login');
}
return $act;
}
/**
* Handle page 'subscribe'
*
* Throws exception on error.
*
* @author Adrian Lang <*****@*****.**>
*
* @param string $act action command
* @return string action command
* @throws Exception if (un)subscribing fails
*/
function act_subscription($act)
{
global $lang;
global $INFO;
global $ID;
/* @var Input $INPUT */
global $INPUT;
// subcriptions work for logged in users only
if (!$INPUT->server->str('REMOTE_USER')) {
return 'show';
}
// get and preprocess data.
$params = array();
foreach (array('target', 'style', 'action') as $param) {
if ($INPUT->has("sub_{$param}")) {
$params[$param] = $INPUT->str("sub_{$param}");
}
}
// any action given? if not just return and show the subscription page
if (empty($params['action']) || !checkSecurityToken()) {
return $act;
}
// Handle POST data, may throw exception.
trigger_event('ACTION_HANDLE_SUBSCRIBE', $params, 'subscription_handle_post');
$target = $params['target'];
$style = $params['style'];
$action = $params['action'];
// Perform action.
$sub = new Subscription();
if ($action == 'unsubscribe') {
$ok = $sub->remove($target, $INPUT->server->str('REMOTE_USER'), $style);
} else {
$ok = $sub->add($target, $INPUT->server->str('REMOTE_USER'), $style);
}
if ($ok) {
msg(sprintf($lang["subscr_{$action}_success"], hsc($INFO['userinfo']['name']), prettyprint_id($target)), 1);
act_redirect($ID, $act);
} else {
throw new Exception(sprintf($lang["subscr_{$action}_error"], hsc($INFO['userinfo']['name']), prettyprint_id($target)));
}
// Assure that we have valid data if act_redirect somehow fails.
$INFO['subscribed'] = $sub->user_subscription();
return 'show';
}
