/**
* Delete version
*
* @param void
* @return null
*/
function delete()
{
if ($this->request->isSubmitted()) {
if (!$this->active_page_version->canDelete($this->logged_user)) {
$this->httpError(HTTP_ERR_FORBIDDEN);
}
// if
$delete = $this->active_page_version->delete();
if ($delete && !is_error($delete)) {
if ($this->request->isAsyncCall()) {
$this->httpOk();
} else {
flash_success('Version #:version has been deleted', array('version' => $this->active_page_version->getVersion()));
}
// if
} else {
if ($this->request->isAsyncCall()) {
$this->httpError(HTTP_ERR_OPERATION_FAILED);
} else {
flash_success('Failed to delete version #:version', array('version' => $this->active_page_version->getVersion()));
}
// if
}
// if
$this->redirectToUrl($this->active_page->getViewUrl());
} else {
$this->httpError(HTTP_ERR_BAD_REQUEST);
}
// if
}
/**
* Handle on_new_revision event
*
* @param Page $page
* @param PageVersion $version
* @param User $by
* @return null
*/
function pages_handle_on_new_revision($page, $version, $by)
{
if (instance_of($page, 'Page')) {
$page->sendToSubscribers('pages/new_revision', array('created_by_url' => $by->getViewUrl(), 'created_by_name' => $by->getDisplayName(), 'revision_num' => $page->getRevisionNum(), 'old_url' => $version->getViewUrl(), 'old_name' => $version->getName(), 'old_body' => $version->getFormattedBody(), 'new_url' => $page->getViewUrl(), 'new_name' => $page->getName(), 'new_body' => $page->getFormattedBody()), $by->getId());
}
// if
}
public function beforeInsert()
{
if ($current_version = PageVersion::getCurrentVersionFrom($this->parent)) {
$current_version->behavior_id = 'version';
$current_version->save();
}
parent::beforeInsert();
return true;
}
/**
* Creates a page version children
*
* @param the current page
*/
public static function callback_page_updated($page)
{
if ($page->behavior_id == 'version' || $page->behavior_id == 'current_version') {
return;
}
$new_version = PageVersion::createFrom($page);
$new_version->save();
Observer::notify('version_add_after_save', $new_version);
/* Clone the page parts. */
$page_parts = PagePart::findByPageId($page->id);
if (count($page_parts)) {
foreach ($page_parts as $part) {
$part->page_id = $new_version->id;
$part->id = null;
$part->save();
}
}
}
function __construct()
{
$this->pageVersion = PageVersion::load(1);
$this->view = new PageVersionEditView($this->pageVersion);
}
/**
* Get revert to URL
*
* @param PageVersion $version
* @return string
*/
function getRevertUrl($version)
{
return assemble_url('project_page_revert', array('project_id' => $this->getProjectId(), 'page_id' => $this->getId(), 'to' => $version->getVersion()));
}
