/**
* 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';
}
/**
* Return info about the current document as associative
* array.
*
* @author Andreas Gohr <*****@*****.**>
*
* @return array with info about current document
*/
function pageinfo()
{
global $ID;
global $REV;
global $RANGE;
global $lang;
/* @var Input $INPUT */
global $INPUT;
$info = basicinfo($ID);
// include ID & REV not redundant, as some parts of DokuWiki may temporarily change $ID, e.g. p_wiki_xhtml
// FIXME ... perhaps it would be better to ensure the temporary changes weren't necessary
$info['id'] = $ID;
$info['rev'] = $REV;
if ($INPUT->server->has('REMOTE_USER')) {
$sub = new Subscription();
$info['subscribed'] = $sub->user_subscription();
} else {
$info['subscribed'] = false;
}
$info['locked'] = checklock($ID);
$info['filepath'] = fullpath(wikiFN($ID));
$info['exists'] = file_exists($info['filepath']);
$info['currentrev'] = @filemtime($info['filepath']);
if ($REV) {
//check if current revision was meant
if ($info['exists'] && $info['currentrev'] == $REV) {
$REV = '';
} elseif ($RANGE) {
//section editing does not work with old revisions!
$REV = '';
$RANGE = '';
msg($lang['nosecedit'], 0);
} else {
//really use old revision
$info['filepath'] = fullpath(wikiFN($ID, $REV));
$info['exists'] = file_exists($info['filepath']);
}
}
$info['rev'] = $REV;
if ($info['exists']) {
$info['writable'] = is_writable($info['filepath']) && $info['perm'] >= AUTH_EDIT;
} else {
$info['writable'] = $info['perm'] >= AUTH_CREATE;
}
$info['editable'] = $info['writable'] && empty($info['locked']);
$info['lastmod'] = @filemtime($info['filepath']);
//load page meta data
$info['meta'] = p_get_metadata($ID);
//who's the editor
$pagelog = new PageChangeLog($ID, 1024);
if ($REV) {
$revinfo = $pagelog->getRevisionInfo($REV);
} else {
if (!empty($info['meta']['last_change']) && is_array($info['meta']['last_change'])) {
$revinfo = $info['meta']['last_change'];
} else {
$revinfo = $pagelog->getRevisionInfo($info['lastmod']);
// cache most recent changelog line in metadata if missing and still valid
if ($revinfo !== false) {
$info['meta']['last_change'] = $revinfo;
p_set_metadata($ID, array('last_change' => $revinfo));
}
}
}
//and check for an external edit
if ($revinfo !== false && $revinfo['date'] != $info['lastmod']) {
// cached changelog line no longer valid
$revinfo = false;
$info['meta']['last_change'] = $revinfo;
p_set_metadata($ID, array('last_change' => $revinfo));
}
$info['ip'] = $revinfo['ip'];
$info['user'] = $revinfo['user'];
$info['sum'] = $revinfo['sum'];
// See also $INFO['meta']['last_change'] which is the most recent log line for page $ID.
// Use $INFO['meta']['last_change']['type']===DOKU_CHANGE_TYPE_MINOR_EDIT in place of $info['minor'].
if ($revinfo['user']) {
$info['editor'] = $revinfo['user'];
} else {
$info['editor'] = $revinfo['ip'];
}
// draft
$draft = getCacheName($info['client'] . $ID, '.draft');
if (file_exists($draft)) {
if (@filemtime($draft) < @filemtime(wikiFN($ID))) {
// remove stale draft
@unlink($draft);
} else {
$info['draft'] = $draft;
}
}
return $info;
}
/**
* Return info about the current document as associative
* array.
*
* @author Andreas Gohr <*****@*****.**>
*/
function pageinfo()
{
global $ID;
global $REV;
global $RANGE;
global $USERINFO;
global $lang;
// include ID & REV not redundant, as some parts of DokuWiki may temporarily change $ID, e.g. p_wiki_xhtml
// FIXME ... perhaps it would be better to ensure the temporary changes weren't necessary
$info['id'] = $ID;
$info['rev'] = $REV;
// set info about manager/admin status.
$info['isadmin'] = false;
$info['ismanager'] = false;
if (isset($_SERVER['REMOTE_USER'])) {
$sub = new Subscription();
$info['userinfo'] = $USERINFO;
$info['perm'] = auth_quickaclcheck($ID);
$info['subscribed'] = $sub->user_subscription();
$info['client'] = $_SERVER['REMOTE_USER'];
if ($info['perm'] == AUTH_ADMIN) {
$info['isadmin'] = true;
$info['ismanager'] = true;
} elseif (auth_ismanager()) {
$info['ismanager'] = true;
}
// if some outside auth were used only REMOTE_USER is set
if (!$info['userinfo']['name']) {
$info['userinfo']['name'] = $_SERVER['REMOTE_USER'];
}
} else {
$info['perm'] = auth_aclcheck($ID, '', null);
$info['subscribed'] = false;
$info['client'] = clientIP(true);
}
$info['namespace'] = getNS($ID);
$info['locked'] = checklock($ID);
$info['filepath'] = fullpath(wikiFN($ID));
$info['exists'] = @file_exists($info['filepath']);
if ($REV) {
//check if current revision was meant
if ($info['exists'] && @filemtime($info['filepath']) == $REV) {
$REV = '';
} elseif ($RANGE) {
//section editing does not work with old revisions!
$REV = '';
$RANGE = '';
msg($lang['nosecedit'], 0);
} else {
//really use old revision
$info['filepath'] = fullpath(wikiFN($ID, $REV));
$info['exists'] = @file_exists($info['filepath']);
}
}
$info['rev'] = $REV;
if ($info['exists']) {
$info['writable'] = is_writable($info['filepath']) && $info['perm'] >= AUTH_EDIT;
} else {
$info['writable'] = $info['perm'] >= AUTH_CREATE;
}
$info['editable'] = $info['writable'] && empty($info['locked']);
$info['lastmod'] = @filemtime($info['filepath']);
//load page meta data
$info['meta'] = p_get_metadata($ID);
//who's the editor
if ($REV) {
$revinfo = getRevisionInfo($ID, $REV, 1024);
} else {
if (is_array($info['meta']['last_change'])) {
$revinfo = $info['meta']['last_change'];
} else {
$revinfo = getRevisionInfo($ID, $info['lastmod'], 1024);
// cache most recent changelog line in metadata if missing and still valid
if ($revinfo !== false) {
$info['meta']['last_change'] = $revinfo;
p_set_metadata($ID, array('last_change' => $revinfo));
}
}
}
//and check for an external edit
if ($revinfo !== false && $revinfo['date'] != $info['lastmod']) {
// cached changelog line no longer valid
$revinfo = false;
$info['meta']['last_change'] = $revinfo;
p_set_metadata($ID, array('last_change' => $revinfo));
}
$info['ip'] = $revinfo['ip'];
$info['user'] = $revinfo['user'];
$info['sum'] = $revinfo['sum'];
// See also $INFO['meta']['last_change'] which is the most recent log line for page $ID.
// Use $INFO['meta']['last_change']['type']===DOKU_CHANGE_TYPE_MINOR_EDIT in place of $info['minor'].
if ($revinfo['user']) {
$info['editor'] = $revinfo['user'];
} else {
$info['editor'] = $revinfo['ip'];
}
// draft
$draft = getCacheName($info['client'] . $ID, '.draft');
if (@file_exists($draft)) {
if (@filemtime($draft) < @filemtime(wikiFN($ID))) {
// remove stale draft
@unlink($draft);
} else {
$info['draft'] = $draft;
}
}
// mobile detection
$info['ismobile'] = clientismobile();
return $info;
}
