/**
* Load the record
*
* @return void
*/
private function loadData()
{
// get record
$this->id = $this->getParameter('id', 'int');
// validate id
if ($this->id === null || !BackendPagesModel::existsTemplate($this->id)) {
$this->redirect(BackendModel::createURLForAction('templates') . '&error=non-existing');
}
// get the record
$this->record = BackendPagesModel::getTemplate($this->id);
// unserialize
$this->record['data'] = unserialize($this->record['data']);
// assign
$this->tpl->assign('template', $this->record);
// is the template being used
$inUse = BackendPagesModel::isTemplateInUse($this->id);
// determine if deleting is allowed
$deleteAllowed = true;
if ($this->record['id'] == BackendModel::getModuleSetting($this->getModule(), 'default_template')) {
$deleteAllowed = false;
} elseif (count(BackendPagesModel::getTemplates()) == 1) {
$deleteAllowed = false;
} elseif ($inUse) {
$deleteAllowed = false;
}
// assign
$this->tpl->assign('inUse', $inUse);
$this->tpl->assign('deleteAllowed', $deleteAllowed);
}
/**
* Execute the action
*
* @return void
*/
public function execute()
{
// get parameters
$this->id = $this->getParameter('id', 'int');
// does the item exist
if ($this->id !== null && BackendPagesModel::existsTemplate($this->id)) {
// call parent, this will probably add some general CSS/JS or other required files
parent::execute();
// init var
$success = false;
// get template (we need the title)
$item = BackendPagesModel::getTemplate($this->id);
// valid template?
if (!empty($item)) {
// delete the page
$success = BackendPagesModel::deleteTemplate($this->id);
// trigger event
BackendModel::triggerEvent($this->getModule(), 'after_delete_template', array('id' => $this->id));
// build cache
BackendPagesModel::buildCache(BL::getWorkingLanguage());
}
// page is deleted, so redirect to the overview
if ($success) {
$this->redirect(BackendModel::createURLForAction('templates') . '&theme=' . $item['theme'] . '&report=deleted-template&var=' . urlencode($item['label']));
} else {
$this->redirect(BackendModel::createURLForAction('templates') . '&error=non-existing');
}
} else {
$this->redirect(BackendModel::createURLForAction('templates') . '&error=non-existing');
}
}
/**
* Switch templates for all existing pages
*
* @return void
* @param int $oldTemplateId The id of the new template to replace.
* @param int $newTemplateId The id of the new template to use.
*/
public static function updatePagesTemplates($oldTemplateId, $newTemplateId)
{
// fetch new template data
$newTemplate = BackendPagesModel::getTemplate($newTemplateId);
$newTemplate['data'] = @unserialize($newTemplate['data']);
// fetch all pages
$pages = BackendModel::getDB()->getRecords('SELECT *
FROM pages
WHERE template_id = ? AND status IN (?, ?)', array($oldTemplateId, 'active', 'draft'));
// there is no active/draft page with the old template id
if (empty($pages)) {
return;
}
// loop pages
foreach ($pages as $page) {
// fetch blocks
$blocksContent = BackendPagesModel::getBlocksRevision($page['id'], $page['revision_id'], $page['language']);
// unset revision id
unset($page['revision_id']);
// change template
$page['template_id'] = $newTemplateId;
// save new page revision
$page['revision_id'] = BackendPagesModel::update($page);
// init blocks array
$blocks = array();
// loop missing blocks
for ($i = 0; $i < max(count($blocksContent), (int) $newTemplate['num_blocks']); $i++) {
$block = array();
// block already exists
if (isset($blocksContent[$i])) {
$block = $blocksContent[$i];
$block['created_on'] = BackendModel::getUTCDate(null, $block['created_on']);
$block['edited_on'] = BackendModel::getUTCDate(null, $block['edited_on']);
$block['revision_id'] = $page['revision_id'];
} else {
$block['id'] = BackendPagesModel::getMaximumBlockId() + $i + 1;
$block['revision_id'] = $page['revision_id'];
$block['html'] = '';
$block['status'] = 'active';
$block['created_on'] = BackendModel::getUTCDate();
$block['edited_on'] = $block['created_on'];
$block['html'] = '';
$block['extra_id'] = null;
$block['has_extra'] = 'N';
}
// verify that there is no existing content and that we actually have new default content
if (!isset($blocksContent[$i]) || !$blocksContent[$i]['html'] && !$blocksContent[$i]['extra_id'] && $i < $newTemplate['num_blocks']) {
// get default extras in this language
if (isset($newTemplate['data']['default_extras_' . $page['language']])) {
// check if a default extra has been defined
if ($newTemplate['data']['default_extras_' . $page['language']][$i] != 'editor') {
$page['has_extra'] = 'Y';
$block['extra_id'] = $newTemplate['data']['default_extras_' . $page['language']][$i];
} else {
$block['extra_id'] = null;
}
} else {
// check if a default extra has been defined
if ($newTemplate['data']['default_extras'][$i] != 'editor') {
$page['has_extra'] = 'Y';
$block['extra_id'] = $newTemplate['data']['default_extras'][$i];
} else {
$block['extra_id'] = null;
}
}
}
// add block
$blocks[] = $block;
}
// insert the blocks
BackendPagesModel::updateBlocks($blocks, $page['has_extra'] == 'Y');
}
}
