/**
* Call the appropriate backend method.
*
* @access public
* @param string $from Page to rename
* @param string $to New name
* @param boolean $updateWikiLinks If the text in all pages should be replaced.
* @return boolean true or false
*/
function renamePage($from, $to, $updateWikiLinks = false)
{
assert(is_string($from) && $from != '');
assert(is_string($to) && $to != '');
$result = false;
if (method_exists($this->_backend, 'rename_page')) {
$oldpage = $this->getPage($from);
$newpage = $this->getPage($to);
//update all WikiLinks in existing pages
//non-atomic! i.e. if rename fails the links are not undone
if ($updateWikiLinks) {
require_once 'lib/plugin/WikiAdminSearchReplace.php';
$links = $oldpage->getBackLinks();
while ($linked_page = $links->next()) {
WikiPlugin_WikiAdminSearchReplace::replaceHelper($this, $linked_page->getName(), $from, $to);
}
$links = $newpage->getBackLinks();
while ($linked_page = $links->next()) {
WikiPlugin_WikiAdminSearchReplace::replaceHelper($this, $linked_page->getName(), $from, $to);
}
}
if ($oldpage->exists() and !$newpage->exists()) {
if ($result = $this->_backend->rename_page($from, $to)) {
//create a RecentChanges entry with explaining summary
$page = $this->getPage($to);
$current = $page->getCurrentRevision();
$meta = $current->_data;
$version = $current->getVersion();
$meta['summary'] = sprintf(_("renamed from %s"), $from);
$page->save($current->getPackedContent(), $version + 1, $meta);
}
} elseif (!$oldpage->getCurrentRevision(false) and !$newpage->exists()) {
// if a version 0 exists try it also.
$result = $this->_backend->rename_page($from, $to);
}
} else {
trigger_error(_("WikiDB::renamePage() not yet implemented for this backend"), E_USER_WARNING);
}
/* Generate notification emails? */
if ($result and !isa($GLOBALS['request'], 'MockRequest')) {
$notify = $this->get('notify');
if (!empty($notify) and is_array($notify)) {
list($emails, $userids) = $oldpage->getPageChangeEmails($notify);
if (!empty($emails)) {
$oldpage->sendPageRenameNotification($to, $meta, $emails, $userids);
}
}
}
return $result;
}
/**
* Call the appropriate backend method.
*
* @access public
* @param string $from Page to rename
* @param string $to New name
* @param boolean $updateWikiLinks If the text in all pages should be replaced.
* @return boolean true or false
*/
function renamePage($from, $to, $updateWikiLinks = false)
{
if (!empty($this->readonly)) {
trigger_error("readonly database", E_USER_WARNING);
return;
}
assert(is_string($from) && $from != '');
assert(is_string($to) && $to != '');
$result = false;
if (method_exists($this->_backend, 'rename_page')) {
$oldpage = $this->getPage($from);
$newpage = $this->getPage($to);
//update all WikiLinks in existing pages
//non-atomic! i.e. if rename fails the links are not undone
if ($updateWikiLinks) {
$lookbehind = "/(?<=[\\W:])\\Q";
$lookahead = "\\E(?=[\\W:])/";
require_once 'lib/plugin/WikiAdminSearchReplace.php';
$links = $oldpage->getBackLinks();
while ($linked_page = $links->next()) {
WikiPlugin_WikiAdminSearchReplace::replaceHelper($this, $linked_page->getName(), $lookbehind . $from . $lookahead, $to, true, true);
}
// FIXME: Disabled to avoid recursive modification when renaming
// a page like 'PageFoo to 'PageFooTwo'
if (0) {
$links = $newpage->getBackLinks();
while ($linked_page = $links->next()) {
WikiPlugin_WikiAdminSearchReplace::replaceHelper($this, $linked_page->getName(), $lookbehind . $from . $lookahead, $to, true, true);
}
}
}
if ($oldpage->exists() and !$newpage->exists()) {
if ($result = $this->_backend->rename_page($from, $to)) {
// create a RecentChanges entry with explaining summary
$page = $this->getPage($to);
$current = $page->getCurrentRevision();
$meta = $current->_data;
$version = $current->getVersion();
$meta['summary'] = sprintf(_("renamed from %s"), $from);
unset($meta['mtime']);
// force new date
$page->save($current->getPackedContent(), $version + 1, $meta);
}
} elseif (!$oldpage->getCurrentRevision(false) and !$newpage->exists()) {
// if a version 0 exists try it also.
$result = $this->_backend->rename_page($from, $to);
}
} else {
trigger_error(_("WikiDB::renamePage() not yet implemented for this backend"), E_USER_WARNING);
}
/* Generate notification emails? */
if ($result and ENABLE_MAILNOTIFY and !isa($GLOBALS['request'], 'MockRequest')) {
$notify = $this->get('notify');
if (!empty($notify) and is_array($notify)) {
include_once "lib/MailNotify.php";
$MailNotify = new MailNotify($from);
$MailNotify->onRenamePage($this, $from, $to);
}
}
return $result;
}