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<?php
/**
* ownCloud - Template Editor
*
* @author Jörn Dreyer
* @copyright 2014 Jörn Dreyer <jfd@owncloud.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
* License as published by the Free Software Foundation; either
* version 3 of the License, or any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU AFFERO GENERAL PUBLIC LICENSE for more details.
*
* You should have received a copy of the GNU Affero General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
*/
namespace OCA\TemplateEditor;
use OCP\Files\NotPermittedException;
use OC\AppFramework\Middleware\Security\SecurityException;
use OCA\TemplateEditor\Http\MailTemplateResponse;
class MailTemplate extends \OC_Template {
/** @var string */
private $path;
/** @var string */
private $theme;
/** @var array */
private $editableThemes;
/** @var array */
private $editableTemplates;
/**
* @param string string $theme
* @param string string $path
*/
public function __construct($theme, $path) {
$this->theme = $theme;
$this->path = $path;
//determine valid theme names
$this->editableThemes = self::getEditableThemes();
//for now hard code the valid mail template paths
$this->editableTemplates = self::getEditableTemplates();
}
/**
* @return \OCA\TemplateEditor\Http\MailTemplateResponse
* @throws \OC\AppFramework\Middleware\Security\SecurityException
*/
public function getResponse() {
if($this->isEditable()) {
list($app, $filename) = explode('/templates/', $this->path, 2);
$name = substr($filename, 0, -4);
list(, $template) = $this->findTemplate($this->theme, $app, $name);
return new MailTemplateResponse($template);
}
throw new SecurityException('Template not editable.', 403);
}
public function renderContent() {
if($this->isEditable()) {
list($app, $filename) = explode('/templates/', $this->path, 2);
$name = substr($filename, 0, -4);
list(, $template) = $this->findTemplate($this->theme, $app, $name);
\OC_Response::sendFile($template);
} else {
throw new SecurityException('Template not editable.', 403);
}
}
public function isEditable() {
if (isset($this->editableThemes[$this->theme])
&& isset($this->editableTemplates[$this->path])
) {
return true;
}
return false;
}
public function setContent($data) {
if($this->isEditable()) {
//save default templates in default folder to overwrite core template
$absolutePath = \OC::$SERVERROOT.'/themes/'.$this->theme.'/'.$this->path;
$parent = dirname($absolutePath);
if ( ! is_dir($parent) ) {
if ( ! mkdir(dirname($absolutePath), 0777, true) ){
throw new \Exception('Could not create directory.', 500);
}
}
if ( $this->theme !== 'default' && is_file($absolutePath) ) {
if ( ! copy($absolutePath, $absolutePath.'.bak') ){
throw new \Exception('Could not overwrite template.', 500);
}
}
//overwrite theme templates? use versions?
return file_put_contents($absolutePath, $data);
}
throw new SecurityException('Template not editable.', 403);
}
public function reset(){
if($this->isEditable()) {
$absolutePath = \OC::$SERVERROOT.'/themes/'.$this->theme.'/'.$this->path;
if ($this->theme === 'default') {
//templates can simply be deleted in the themes folder
if (unlink($absolutePath)) {
return true;
}
} else {
//if a bak file exists overwrite the template with it
if (is_file($absolutePath.'.bak')) {
if (rename($absolutePath.'.bak', $absolutePath)) {
return true;
}
} else if (unlink($absolutePath)) {
return true;
}
}
return !file_exists($absolutePath);
}
throw new NotPermittedException('Template not editable.', 403);
}
/**
* @return array with available themes. consists of core and subfolders in the themes folder
*/
public static function getEditableThemes() {
$themes = [];
$theme = \OC::$server->getConfig()->getSystemValue('theme', null);
if (!empty($theme)) {
$themes[$theme] = true;
}
if ($handle = opendir(\OC::$SERVERROOT.'/themes')) {
while (false !== ($entry = readdir($handle))) {
if ($entry === '.' || $entry === '..') {
continue;
}
if (!is_null($theme) && $entry === $theme) {
continue;
}
if (is_dir(\OC::$SERVERROOT.'/themes/'.$entry)) {
$themes[$entry] = true;
}
}
closedir($handle);
}
return $themes;
}
/**
* @return array with keys containing the path and values containing the name of a template
*/
public static function getEditableTemplates() {
$l10n = \OC::$server->getL10NFactory()->get('templateeditor');
$templates = array(
'core/templates/mail.php' => $l10n->t('Sharing email - public link shares (HTML)'),
'core/templates/altmail.php' => $l10n->t('Sharing email - public link shares (plain text fallback)'),
'core/templates/internalmail.php' => $l10n->t('Sharing email (HTML)'),
'core/templates/internalaltmail.php' => $l10n->t('Sharing email (plain text fallback)'),
'core/templates/lostpassword/email.php' => $l10n->t('Lost password mail'),
'settings/templates/email.new_user.php' => $l10n->t('New user email (HTML)'),
'settings/templates/email.new_user_plain_text.php' => $l10n->t('New user email (plain text fallback)'),
);
if (\OCP\App::isEnabled('activity')) {
$tmplPath = \OC_App::getAppPath('activity') . '/templates/email.notification.php';
$path = substr($tmplPath, strlen(\OC::$SERVERROOT) + 1);
$templates[$path] = $l10n->t('Activity notification mail');
}
return $templates;
}
}
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