/**
* Get a count or list of revisions
*
* @param string $rtrn Data format to return
* @param array $filters Filters to apply to data fetch
* @param boolean $clear Clear cached data?
* @return mixed
*/
public function revisions($what = 'list', $filters = array(), $clear = false)
{
if (!isset($filters['pageid'])) {
$filters['pageid'] = $this->get('id');
}
if (!isset($filters['approved'])) {
$filters['approved'] = array(0, 1);
}
if (!isset($filters['sortby'])) {
$filters['sortby'] = 'version ASC';
}
switch (strtolower($what)) {
case 'count':
if (!is_numeric($this->_revisions_count) || $clear) {
$tbl = new Tables\Revision($this->_db);
$this->_revisions_count = $tbl->getRecordsCount($filters);
}
return $this->_revisions_count;
break;
case 'list':
case 'results':
default:
if (!$this->_revisions instanceof ItemList || $clear) {
$results = array();
$tbl = new Tables\Revision($this->_db);
if ($results = $tbl->getRecords($filters)) {
foreach ($results as $key => $result) {
$results[$key] = new Revision($result);
}
}
$this->_revisions = new ItemList($results);
}
return $this->_revisions;
break;
}
}
/**
* Delete a revision
*
* @return void
*/
public function removeTask()
{
$pageid = Request::getInt('pageid', 0);
$ids = Request::getVar('id', array(0));
$ids = !is_array($ids) ? array($ids) : $ids;
if (count($ids) <= 0) {
App::redirect(Route::url('index.php?option=' . $this->_option . '&controller=' . $this->_controller . '&pageid=' . $pageid, false), Lang::txt('COM_WIKI_ERROR_MISSING_ID'), 'warning');
return;
}
// Incoming
$step = Request::getInt('step', 1);
$step = !$step ? 1 : $step;
// What step are we on?
switch ($step) {
case 1:
Request::setVar('hidemainmenu', 1);
$this->view->ids = $ids;
$this->view->pageid = $pageid;
// Set any errors
foreach ($this->getErrors() as $error) {
$this->view->setError($error);
}
// Output the HTML
$this->view->display();
break;
case 2:
// Check for request forgeries
Request::checkToken();
// Check if they confirmed
$confirmed = Request::getInt('confirm', 0);
if (!$confirmed) {
// Instantiate a new view
$this->view->ids = $ids;
$this->setMessage(Lang::txt('COM_WIKI_CONFIRM_DELETE'), 'error');
// Output the HTML
$this->view->display();
return;
}
$msg = '';
if (!empty($ids)) {
$db = App::get('db');
$tbl = new Tables\Revision($db);
foreach ($ids as $id) {
// Load the revision
$revision = new Revision($id);
$pageid = $pageid ? $pageid : $revision->get('pageid');
// Get a count of all approved revisions
$tbl->pageid = $pageid;
$count = $tbl->getRevisionCount();
// Can't delete - it's the only approved version!
if ($count <= 1) {
App::redirect(Route::url('index.php?option=' . $this->_option . '&controller=' . $this->_controller . '&pageid=' . $pageid, false), Lang::txt('COM_WIKI_ERROR_CANNOT_REMOVE_REVISION'), 'error');
return;
}
// Delete it
$revision->delete();
}
$msg = Lang::txt('COM_WIKI_PAGES_DELETED', count($ids));
}
// Set the redirect
App::redirect(Route::url('index.php?option=' . $this->_option . '&controller=' . $this->_controller . '&pageid=' . $pageid, false), $msg);
break;
}
}
/**
* Load a wiki with default content
* This is largely Help pages
*
* @param string $option Component name
* @return string
*/
public function scribe($option)
{
$pages = $this->_defaultPages();
if (count($pages) <= 0) {
return Lang::txt('No default pages found');
}
$p = Parser::getInstance();
foreach ($pages as $f => $c) {
$f = str_replace('_', ':', $f);
// Instantiate a new page
$page = new Tables\Page($this->_db);
$page->pagename = $f;
$page->title = $page->getTitle();
$page->access = 0;
if ($this->_scope != '__site__') {
$page->group_cn = $this->_scope;
$page->scope = $this->_scope . '/wiki';
}
if ($this->_scope == '__site__' && $page->pagename == 'MainPage') {
$page->params = 'mode=static' . "\n";
} else {
$page->params = 'mode=wiki' . "\n";
}
// Check content
if (!$page->check()) {
throw new Exception($page->getError(), 500);
}
// Store content
if (!$page->store()) {
throw new Exception($page->getError(), 500);
}
// Ensure we have a page ID
if (!$page->id) {
$page->id = $this->_db->insertid();
}
// Instantiate a new revision
$revision = new Tables\Revision($this->_db);
$revision->pageid = $page->id;
$revision->minor_edit = 0;
$revision->version = 1;
$revision->pagetext = $c;
$revision->approved = 1;
$wikiconfig = array('option' => $option, 'scope' => $page->scope, 'pagename' => $page->pagename, 'pageid' => $page->id, 'filepath' => '', 'domain' => $page->group_cn);
// Transform the wikitext to HTML
if ($page->pagename != 'Help:WikiMath') {
$revision->pagehtml = $p->parse($revision->pagetext, $wikiconfig, true, true);
}
// Check content
if (!$revision->check()) {
throw new Exception($revision->getError(), 500);
}
// Store content
if (!$revision->store()) {
throw new Exception($revision->getError(), 500);
}
$page->version_id = $revision->id;
$page->modified = $revision->created;
if (!$page->store()) {
// This really shouldn't happen.
throw new Exception($page->getError(), 500);
}
}
return null;
}