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authorJohn Molakvoæ (skjnldsv) <skjnldsv@protonmail.com>2018-06-25 11:17:00 +0200
committerJulius Härtl <jus@bitgrid.net>2018-07-19 08:16:30 +0200
commit84e90e26c0a257c11ebdd05e01046e1a90e6c9bd (patch)
treee5f137e5dd41cfc49e02645dd9de872633676e36 /core/Controller
parentb7e32df6603720c7f58b93a97b68cc841c0ad2ff (diff)
downloadnextcloud-server-84e90e26c0a257c11ebdd05e01046e1a90e6c9bd.tar.gz
nextcloud-server-84e90e26c0a257c11ebdd05e01046e1a90e6c9bd.zip
Svg color api
Signed-off-by: John Molakvoæ (skjnldsv) <skjnldsv@protonmail.com>
Diffstat (limited to 'core/Controller')
-rw-r--r--core/Controller/JsController.php4
-rw-r--r--core/Controller/SvgController.php97
2 files changed, 99 insertions, 2 deletions
diff --git a/core/Controller/JsController.php b/core/Controller/JsController.php
index 3fc48e9a380..f91fe8f75d5 100644
--- a/core/Controller/JsController.php
+++ b/core/Controller/JsController.php
@@ -57,8 +57,8 @@ class JsController extends Controller {
* @PublicPage
* @NoCSRFRequired
*
- * @param string $fileName css filename with extension
- * @param string $appName css folder name
+ * @param string $fileName js filename with extension
+ * @param string $appName js folder name
* @return FileDisplayResponse|NotFoundResponse
*/
public function getJs(string $fileName, string $appName): Response {
diff --git a/core/Controller/SvgController.php b/core/Controller/SvgController.php
new file mode 100644
index 00000000000..b2202f88a24
--- /dev/null
+++ b/core/Controller/SvgController.php
@@ -0,0 +1,97 @@
+<?php
+declare (strict_types = 1);
+/**
+ * @copyright Copyright (c) 2018, John Molakvoæ (skjnldsv@protonmail.com)
+ *
+ * @author John Molakvoæ (skjnldsv) <skjnldsv@protonmail.com>
+ *
+ * @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 OC\Core\Controller;
+
+use OCP\AppFramework\Controller;
+use OCP\AppFramework\Http;
+use OCP\AppFramework\Http\DataDisplayResponse;
+use OCP\AppFramework\Http\NotFoundResponse;
+use OCP\AppFramework\Utility\ITimeFactory;
+use OCP\Files\NotFoundException;
+use OCP\IRequest;
+
+class SvgController extends Controller {
+
+ /** @var string */
+ protected $serverRoot;
+
+ /** @var ITimeFactory */
+ protected $timeFactory;
+
+ public function __construct(string $appName,
+ IRequest $request,
+ ITimeFactory $timeFactory) {
+ parent::__construct($appName, $request);
+
+ $this->serverRoot = \OC::$SERVERROOT;
+ $this->timeFactory = $timeFactory;
+ }
+
+ /**
+ * @NoAdminRequired
+ * @NoCSRFRequired
+ *
+ * Generate svg from filename with the requested color
+ *
+ * @param string $fileName
+ * @param string $color
+ * @return DataDisplayResponse|NotFoundException
+ */
+ public function getSvg(string $fileName, $color = 'ffffff') {
+ $path = $this->serverRoot . "/core/img/actions/$fileName.svg";
+ if (!file_exists($path)) {
+ return new NotFoundResponse();
+ }
+
+ $svg = file_get_contents($path);
+
+ if (is_null($svg)) {
+ return new NotFoundResponse();
+ }
+
+ // add fill (fill is not present on black elements)
+ $fillRe = '/<((circle|rect|path)((?!fill)[a-z0-9 =".\-#])+)\/>/mi';
+
+ $svg = preg_replace($fillRe, '<$1 fill="#' . $color . '"/>', $svg);
+
+ // replace any fill or stroke colors
+ $svg = preg_replace('/stroke="#([a-z0-9]{3,6})"/mi', 'stroke="#' . $color . '"', $svg);
+ $svg = preg_replace('/fill="#([a-z0-9]{3,6})"/mi', 'fill="#' . $color . '"', $svg);
+
+ $response = new DataDisplayResponse($svg, Http::STATUS_OK, ['Content-Type' => 'image/svg+xml']);
+
+ // Set cache control
+ $ttl = 31536000;
+ $response->addHeader('Cache-Control', 'max-age=' . $ttl . ', immutable');
+ $response->addHeader('Content-Disposition', 'inline; filename="' . $fileName . '.svg"');
+ $expires = new \DateTime();
+ $expires->setTimestamp($this->timeFactory->getTime());
+ $expires->add(new \DateInterval('PT' . $ttl . 'S'));
+ $response->addHeader('Expires', $expires->format(\DateTime::RFC1123));
+ $response->addHeader('Pragma', 'cache');
+
+ return $response;
+ }
+} \ No newline at end of file