nextcloud/apps/theming/lib/Controller/ThemingController.php

434 lines
12 KiB
PHP

<?php
/**
* @copyright Copyright (c) 2016 Bjoern Schiessle <bjoern@schiessle.org>
* @copyright Copyright (c) 2016 Lukas Reschke <lukas@statuscode.ch>
*
* @author Bjoern Schiessle <bjoern@schiessle.org>
* @author Julius Haertl <jus@bitgrid.net>
* @author Lukas Reschke <lukas@statuscode.ch>
* @author oparoz <owncloud@interfasys.ch>
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program 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 program. If not, see <http://www.gnu.org/licenses/>.
*
*/
namespace OCA\Theming\Controller;
use OC\Files\AppData\Factory;
use OC\Template\SCSSCacher;
use OCA\Theming\ThemingDefaults;
use OCP\AppFramework\Controller;
use OCP\AppFramework\Http;
use OCP\AppFramework\Http\DataDownloadResponse;
use OCP\AppFramework\Http\FileDisplayResponse;
use OCP\AppFramework\Http\DataResponse;
use OCP\AppFramework\Http\NotFoundResponse;
use OCP\AppFramework\Utility\ITimeFactory;
use OCP\Files\File;
use OCP\Files\IAppData;
use OCP\Files\NotFoundException;
use OCP\Files\NotPermittedException;
use OCP\IConfig;
use OCP\IL10N;
use OCP\ILogger;
use OCP\IRequest;
use OCA\Theming\Util;
use OCP\ITempManager;
use OCP\IURLGenerator;
use OCP\App\IAppManager;
/**
* Class ThemingController
*
* handle ajax requests to update the theme
*
* @package OCA\Theming\Controller
*/
class ThemingController extends Controller {
/** @var ThemingDefaults */
private $themingDefaults;
/** @var Util */
private $util;
/** @var ITimeFactory */
private $timeFactory;
/** @var IL10N */
private $l10n;
/** @var IConfig */
private $config;
/** @var ITempManager */
private $tempManager;
/** @var IAppData */
private $appData;
/** @var SCSSCacher */
private $scssCacher;
/** @var IURLGenerator */
private $urlGenerator;
/** @var IAppManager */
private $appManager;
/**
* ThemingController constructor.
*
* @param string $appName
* @param IRequest $request
* @param IConfig $config
* @param ThemingDefaults $themingDefaults
* @param Util $util
* @param ITimeFactory $timeFactory
* @param IL10N $l
* @param ITempManager $tempManager
* @param IAppData $appData
* @param SCSSCacher $scssCacher
* @param IURLGenerator $urlGenerator
* @param IAppManager $appManager
*/
public function __construct(
$appName,
IRequest $request,
IConfig $config,
ThemingDefaults $themingDefaults,
Util $util,
ITimeFactory $timeFactory,
IL10N $l,
ITempManager $tempManager,
IAppData $appData,
SCSSCacher $scssCacher,
IURLGenerator $urlGenerator,
IAppManager $appManager
) {
parent::__construct($appName, $request);
$this->themingDefaults = $themingDefaults;
$this->util = $util;
$this->timeFactory = $timeFactory;
$this->l10n = $l;
$this->config = $config;
$this->tempManager = $tempManager;
$this->appData = $appData;
$this->scssCacher = $scssCacher;
$this->urlGenerator = $urlGenerator;
$this->appManager = $appManager;
}
/**
* @param string $setting
* @param string $value
* @return DataResponse
* @internal param string $color
*/
public function updateStylesheet($setting, $value) {
$value = trim($value);
switch ($setting) {
case 'name':
if (strlen($value) > 250) {
return new DataResponse([
'data' => [
'message' => $this->l10n->t('The given name is too long'),
],
'status' => 'error'
]);
}
break;
case 'url':
if (strlen($value) > 500) {
return new DataResponse([
'data' => [
'message' => $this->l10n->t('The given web address is too long'),
],
'status' => 'error'
]);
}
break;
case 'slogan':
if (strlen($value) > 500) {
return new DataResponse([
'data' => [
'message' => $this->l10n->t('The given slogan is too long'),
],
'status' => 'error'
]);
}
break;
case 'color':
if (!preg_match('/^\#([0-9a-f]{3}|[0-9a-f]{6})$/i', $value)) {
return new DataResponse([
'data' => [
'message' => $this->l10n->t('The given color is invalid'),
],
'status' => 'error'
]);
}
break;
}
$this->themingDefaults->set($setting, $value);
// reprocess server scss for preview
$cssCached = $this->scssCacher->process(\OC::$SERVERROOT, 'core/css/server.scss', 'core');
return new DataResponse(
[
'data' =>
[
'message' => $this->l10n->t('Saved'),
'serverCssUrl' => $this->urlGenerator->linkTo('', $this->scssCacher->getCachedSCSS('core', '/core/css/server.scss'))
],
'status' => 'success'
]
);
}
/**
* Update the logos and background image
*
* @return DataResponse
*/
public function updateLogo() {
$backgroundColor = $this->request->getParam('backgroundColor', false);
if($backgroundColor) {
$this->themingDefaults->set('backgroundMime', 'backgroundColor');
return new DataResponse(
[
'data' =>
[
'name' => 'backgroundColor',
'message' => $this->l10n->t('Saved')
],
'status' => 'success'
]
);
}
$newLogo = $this->request->getUploadedFile('uploadlogo');
$newBackgroundLogo = $this->request->getUploadedFile('upload-login-background');
if (empty($newLogo) && empty($newBackgroundLogo)) {
return new DataResponse(
[
'data' => [
'message' => $this->l10n->t('No file uploaded')
]
],
Http::STATUS_UNPROCESSABLE_ENTITY
);
}
$name = '';
try {
$folder = $this->appData->getFolder('images');
} catch (NotFoundException $e) {
$folder = $this->appData->newFolder('images');
}
if (!empty($newLogo)) {
$target = $folder->newFile('logo');
$target->putContent(file_get_contents($newLogo['tmp_name'], 'r'));
$this->themingDefaults->set('logoMime', $newLogo['type']);
$name = $newLogo['name'];
}
if (!empty($newBackgroundLogo)) {
$target = $folder->newFile('background');
$image = @imagecreatefromstring(file_get_contents($newBackgroundLogo['tmp_name'], 'r'));
if ($image === false) {
return new DataResponse(
[
'data' => [
'message' => $this->l10n->t('Unsupported image type'),
],
'status' => 'failure',
],
Http::STATUS_UNPROCESSABLE_ENTITY
);
}
// Optimize the image since some people may upload images that will be
// either to big or are not progressive rendering.
$tmpFile = $this->tempManager->getTemporaryFile();
if (function_exists('imagescale')) {
// FIXME: Once PHP 5.5.0 is a requirement the above check can be removed
// Workaround for https://bugs.php.net/bug.php?id=65171
$newHeight = imagesy($image) / (imagesx($image) / 1920);
$image = imagescale($image, 1920, $newHeight);
}
imageinterlace($image, 1);
imagejpeg($image, $tmpFile, 75);
imagedestroy($image);
$target->putContent(file_get_contents($tmpFile, 'r'));
$this->themingDefaults->set('backgroundMime', $newBackgroundLogo['type']);
$name = $newBackgroundLogo['name'];
}
return new DataResponse(
[
'data' =>
[
'name' => $name,
'message' => $this->l10n->t('Saved')
],
'status' => 'success'
]
);
}
/**
* Revert setting to default value
*
* @param string $setting setting which should be reverted
* @return DataResponse
*/
public function undo($setting) {
$value = $this->themingDefaults->undo($setting);
// reprocess server scss for preview
$cssCached = $this->scssCacher->process(\OC::$SERVERROOT, 'core/css/server.scss', 'core');
if($setting === 'logoMime') {
try {
$file = $this->appData->getFolder('images')->getFile('logo');
$file->delete();
} catch (NotFoundException $e) {
} catch (NotPermittedException $e) {
}
}
if($setting === 'backgroundMime') {
try {
$file = $this->appData->getFolder('images')->getFile('background');
$file->delete();
} catch (NotFoundException $e) {
} catch (NotPermittedException $e) {
}
}
return new DataResponse(
[
'data' =>
[
'value' => $value,
'message' => $this->l10n->t('Saved'),
'serverCssUrl' => $this->urlGenerator->linkTo('', $this->scssCacher->getCachedSCSS('core', '/core/css/server.scss'))
],
'status' => 'success'
]
);
}
/**
* @PublicPage
* @NoCSRFRequired
*
* @return FileDisplayResponse|NotFoundResponse
*/
public function getLogo() {
try {
/** @var File $file */
$file = $this->appData->getFolder('images')->getFile('logo');
} catch (NotFoundException $e) {
return new NotFoundResponse();
}
$response = new FileDisplayResponse($file);
$response->cacheFor(3600);
$expires = new \DateTime();
$expires->setTimestamp($this->timeFactory->getTime());
$expires->add(new \DateInterval('PT24H'));
$response->addHeader('Expires', $expires->format(\DateTime::RFC2822));
$response->addHeader('Pragma', 'cache');
$response->addHeader('Content-Type', $this->config->getAppValue($this->appName, 'logoMime', ''));
return $response;
}
/**
* @PublicPage
* @NoCSRFRequired
*
* @return FileDisplayResponse|NotFoundResponse
*/
public function getLoginBackground() {
try {
/** @var File $file */
$file = $this->appData->getFolder('images')->getFile('background');
} catch (NotFoundException $e) {
return new NotFoundResponse();
}
$response = new FileDisplayResponse($file);
$response->cacheFor(3600);
$expires = new \DateTime();
$expires->setTimestamp($this->timeFactory->getTime());
$expires->add(new \DateInterval('PT24H'));
$response->addHeader('Expires', $expires->format(\DateTime::RFC2822));
$response->addHeader('Pragma', 'cache');
$response->addHeader('Content-Type', $this->config->getAppValue($this->appName, 'backgroundMime', ''));
return $response;
}
/**
* @NoCSRFRequired
* @PublicPage
*
* @return FileDisplayResponse|NotFoundResponse
*/
public function getStylesheet() {
$appPath = $this->appManager->getAppPath('theming');
/* SCSSCacher is required here
* We cannot rely on automatic caching done by \OC_Util::addStyle,
* since we need to add the cacheBuster value to the url
*/
$cssCached = $this->scssCacher->process($appPath, 'css/theming.scss', 'theming');
if(!$cssCached) {
return new NotFoundResponse();
}
try {
$cssFile = $this->scssCacher->getCachedCSS('theming', 'theming.css');
$response = new FileDisplayResponse($cssFile, Http::STATUS_OK, ['Content-Type' => 'text/css']);
$response->cacheFor(86400);
$expires = new \DateTime();
$expires->setTimestamp($this->timeFactory->getTime());
$expires->add(new \DateInterval('PT24H'));
$response->addHeader('Expires', $expires->format(\DateTime::RFC1123));
$response->addHeader('Pragma', 'cache');
return $response;
} catch (NotFoundException $e) {
return new NotFoundResponse();
}
}
/**
* @NoCSRFRequired
* @PublicPage
*
* @return DataDownloadResponse
*/
public function getJavascript() {
$cacheBusterValue = $this->config->getAppValue('theming', 'cachebuster', '0');
$responseJS = '(function() {
OCA.Theming = {
name: ' . json_encode($this->themingDefaults->getName()) . ',
url: ' . json_encode($this->themingDefaults->getBaseUrl()) . ',
slogan: ' . json_encode($this->themingDefaults->getSlogan()) . ',
color: ' . json_encode($this->themingDefaults->getColorPrimary()) . ',
inverted: ' . json_encode($this->util->invertTextColor($this->themingDefaults->getColorPrimary())) . ',
cacheBuster: ' . json_encode($cacheBusterValue) . '
};
})();';
$response = new DataDownloadResponse($responseJS, 'javascript', 'text/javascript');
$response->addHeader('Expires', date(\DateTime::RFC2822, $this->timeFactory->getTime()));
$response->addHeader('Pragma', 'cache');
$response->cacheFor(3600);
return $response;
}
}