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

466 lines
16 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 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\IConfig;
use OCP\IL10N;
use OCP\IRequest;
use OCA\Theming\Util;
use OCP\ITempManager;
/**
* Class ThemingController
*
* handle ajax requests to update the theme
*
* @package OCA\Theming\Controller
*/
class ThemingController extends Controller {
/** @var ThemingDefaults */
private $template;
/** @var Util */
private $util;
/** @var ITimeFactory */
private $timeFactory;
/** @var IL10N */
private $l;
/** @var IConfig */
private $config;
/** @var ITempManager */
private $tempManager;
/** @var IAppData */
private $appData;
/**
* ThemingController constructor.
*
* @param string $appName
* @param IRequest $request
* @param IConfig $config
* @param ThemingDefaults $template
* @param Util $util
* @param ITimeFactory $timeFactory
* @param IL10N $l
* @param ITempManager $tempManager
* @param IAppData $appData
*/
public function __construct(
$appName,
IRequest $request,
IConfig $config,
ThemingDefaults $template,
Util $util,
ITimeFactory $timeFactory,
IL10N $l,
ITempManager $tempManager,
IAppData $appData
) {
parent::__construct($appName, $request);
$this->template = $template;
$this->util = $util;
$this->timeFactory = $timeFactory;
$this->l = $l;
$this->config = $config;
$this->tempManager = $tempManager;
$this->appData = $appData;
}
/**
* @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' => $this->l->t('The given name is too long'),
],
'status' => 'error'
]);
}
break;
case 'url':
if (strlen($value) > 500) {
return new DataResponse([
'data' => [
'message' => $this->l->t('The given web address is too long'),
],
'status' => 'error'
]);
}
break;
case 'slogan':
if (strlen($value) > 500) {
return new DataResponse([
'data' => [
'message' => $this->l->t('The given slogan is too long'),
],
'status' => 'error'
]);
}
break;
case 'color':
if (!preg_match('/^\#([0-9a-f]{3}|[0-9a-f]{6})$/i', $value)) {
return new DataResponse([
'data' => [
'message' => $this->l->t('The given color is invalid'),
],
'status' => 'error'
]);
}
break;
}
$this->template->set($setting, $value);
return new DataResponse(
[
'data' =>
[
'message' => $this->l->t('Saved')
],
'status' => 'success'
]
);
}
/**
* Update the logos and background image
*
* @return DataResponse
*/
public function updateLogo() {
$newLogo = $this->request->getUploadedFile('uploadlogo');
$newBackgroundLogo = $this->request->getUploadedFile('upload-login-background');
if (empty($newLogo) && empty($newBackgroundLogo)) {
return new DataResponse(
[
'data' => [
'message' => $this->l->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->template->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->l->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->template->set('backgroundMime', $newBackgroundLogo['type']);
$name = $newBackgroundLogo['name'];
}
return new DataResponse(
[
'data' =>
[
'name' => $name,
'message' => $this->l->t('Saved')
],
'status' => 'success'
]
);
}
/**
* Revert setting to default value
*
* @param string $setting setting which should be reverted
* @return DataResponse
*/
public function undo($setting) {
$value = $this->template->undo($setting);
return new DataResponse(
[
'data' =>
[
'value' => $value,
'message' => $this->l->t('Saved')
],
'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 DataDownloadResponse
*/
public function getStylesheet() {
$cacheBusterValue = $this->config->getAppValue('theming', 'cachebuster', '0');
$responseCss = '';
$color = $this->config->getAppValue($this->appName, 'color');
$elementColor = $this->util->elementColor($color);
if($this->util->invertTextColor($color)) {
$textColor = '#000000';
} else {
$textColor = '#ffffff';
}
if($color !== '') {
$responseCss .= sprintf(
'#body-user #header,#body-settings #header,#body-public #header,#body-login,.searchbox input[type="search"]:focus,.searchbox input[type="search"]:active,.searchbox input[type="search"]:valid {background-color: %s}' . "\n",
$color
);
$responseCss .= sprintf('input[type="checkbox"].checkbox:checked:enabled:not(.checkbox--white) + label:before {' .
'background-image:url(\'%s/core/img/actions/checkmark-white.svg\');' .
'background-color: %s; background-position: center center; background-size:contain;' .
'width:12px; height:12px; padding:0; margin:2px 6px 6px 2px; border-radius:1px;' .
"}\n",
\OC::$WEBROOT,
$elementColor
);
$responseCss .= 'input[type="radio"].radio:checked:not(.radio--white):not(:disabled) + label:before {' .
'background-image: url(\'data:image/svg+xml;base64,'.$this->util->generateRadioButton($elementColor).'\');' .
"}\n";
$responseCss .= '.primary, input[type="submit"].primary, input[type="button"].primary, button.primary, .button.primary,' .
'.primary:active, input[type="submit"].primary:active, input[type="button"].primary:active, button.primary:active, .button.primary:active {' .
'border: 1px solid '.$elementColor.';'.
'background-color: '.$elementColor.';'.
'color: ' . $textColor . ';'.
"}\n" .
'.primary:hover, input[type="submit"].primary:hover, input[type="button"].primary:hover, button.primary:hover, .button.primary:hover,' .
'.primary:focus, input[type="submit"].primary:focus, input[type="button"].primary:focus, button.primary:focus, .button.primary:focus {' .
'border: 1px solid '.$elementColor.';'.
'background-color: '.$elementColor.';'.
'color: ' . $textColor . ';'.
"}\n" .
'.primary:disabled, input[type="submit"].primary:disabled, input[type="button"].primary:disabled, button.primary:disabled, .button.primary:disabled,' .
'.primary:disabled:hover, input[type="submit"].primary:disabled:hover, input[type="button"].primary:disabled:hover, button.primary:disabled:hover, .button.primary:disabled:hover,' .
'.primary:disabled:focus, input[type="submit"].primary:disabled:focus, input[type="button"].primary:disabled:focus, button.primary:disabled:focus, .button.primary:disabled:focus {' .
'border: 1px solid '.$elementColor.';'.
'background-color: '.$elementColor.';'.
'opacity: 0.4;' .
'color: '.$textColor.';'.
"}\n";
$responseCss .= '.ui-widget-header { border: 1px solid ' . $color . '; background: '. $color . '; color: #ffffff;' . "}\n";
$responseCss .= '.ui-state-active, .ui-widget-content .ui-state-active, .ui-widget-header .ui-state-active {' .
'border: 1px solid ' . $color . ';' .
'color: ' . $elementColor . ';' .
"}\n";
$responseCss .= '.ui-state-active a, .ui-state-active a:link, .ui-state-active a:visited {' .
'color: ' . $elementColor . ';' .
"}\n";
$responseCss .= '
#firstrunwizard .firstrunwizard-header {
background-color: ' . $color . ';
}
#firstrunwizard p a {
color: ' . $color . ';
}
';
$responseCss .= sprintf('.nc-theming-main-background {background-color: %s}' . "\n", $color);
$responseCss .= sprintf('.nc-theming-main-text {color: %s}' . "\n", $color);
$responseCss .= sprintf('#app-navigation li:hover > a, #app-navigation li:focus > a, #app-navigation a:focus, #app-navigation .selected, #app-navigation .selected a, #app-navigation .active, #app-navigation .active a {box-shadow: inset 2px 0 %s}' . "\n", $color);
}
$logo = $this->config->getAppValue($this->appName, 'logoMime');
if($logo !== '') {
$responseCss .= sprintf(
'#header .logo {' .
'background-image: url(\'./logo?v='.$cacheBusterValue.'\');' .
'background-size: contain;' .
'}' . "\n" .
'#header .logo-icon {' .
'background-image: url(\'./logo?v='.$cacheBusterValue.'\');' .
'background-size: contain;' .
'}' . "\n" .
'#firstrunwizard .firstrunwizard-header .logo {' .
'background-image: url(\'./logo?v='.$cacheBusterValue.'\');' .
'background-size: contain;' .
'}' . "\n"
);
}
$backgroundLogo = $this->config->getAppValue($this->appName, 'backgroundMime');
if($backgroundLogo !== '') {
$responseCss .= '#body-login {background-image: url(\'./loginbackground?v='.$cacheBusterValue.'\');}' . "\n";
$responseCss .= '#firstrunwizard .firstrunwizard-header {' .
'background-image: url(\'./loginbackground?v='.$cacheBusterValue.'\');' .
'}' . "\n";
}
if($this->util->invertTextColor($color)) {
$responseCss .= '#header .header-appname, #expandDisplayName { color: #000000; }' . "\n";
$responseCss .= '#header .icon-caret { background-image: url(\'' . \OC::$WEBROOT . '/core/img/actions/caret-dark.svg\'); }' . "\n";
$responseCss .= '.searchbox input[type="search"] { background: transparent url(\'' . \OC::$WEBROOT . '/core/img/actions/search.svg\') no-repeat 6px center; color: #000; }' . "\n";
$responseCss .= '.searchbox input[type="search"]:focus,.searchbox input[type="search"]:active,.searchbox input[type="search"]:valid { color: #000; border: 1px solid rgba(0, 0, 0, .5); }' . "\n";
$responseCss .= '#body-login input.login { background-image: url(\'' . \OC::$WEBROOT . '/core/img/actions/confirm.svg?v=2\'); }' . "\n";
$responseCss .= '.nc-theming-contrast {color: #000000}' . "\n";
$responseCss .= '.ui-widget-header { color: #000000; }' . "\n";
} else {
$responseCss .= '.nc-theming-contrast {color: #ffffff}' . "\n";
}
if($logo !== '' or $color !== '') {
$responseCss .= '.icon-file,.icon-filetype-text {' .
'background-image: url(\'./img/core/filetypes/text.svg?v='.$cacheBusterValue.'\');' . "}\n" .
'.icon-folder, .icon-filetype-folder {' .
'background-image: url(\'./img/core/filetypes/folder.svg?v='.$cacheBusterValue.'\');' . "}\n" .
'.icon-filetype-folder-drag-accept {' .
'background-image: url(\'./img/core/filetypes/folder-drag-accept.svg?v='.$cacheBusterValue.'\')!important;' . "}\n";
}
$response = new DataDownloadResponse($responseCss, 'style', 'text/css');
$response->addHeader('Expires', date(\DateTime::RFC2822, $this->timeFactory->getTime()));
$response->addHeader('Pragma', 'cache');
$response->cacheFor(3600);
return $response;
}
/**
* @NoCSRFRequired
* @PublicPage
*
* @return DataDownloadResponse
*/
public function getJavascript() {
$cacheBusterValue = $this->config->getAppValue('theming', 'cachebuster', '0');
$responseJS = '(function() {
OCA.Theming = {
name: ' . json_encode($this->template->getName()) . ',
url: ' . json_encode($this->template->getBaseUrl()) . ',
slogan: ' . json_encode($this->template->getSlogan()) . ',
color: ' . json_encode($this->template->getMailHeaderColor()) . ',
inverted: ' . json_encode($this->util->invertTextColor($this->template->getMailHeaderColor())) . ',
cacheBuster: ' . json_encode($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;
}
}