Add request time

2 files changed, 126 insertions, 0 deletions

diff --git a/apps/workflowengine/lib/AppInfo/Application.php b/apps/workflowengine/lib/AppInfo/Application.php
index 14efbaa45f4..7adc4f6864d 100644
--- a/apps/workflowengine/lib/AppInfo/Application.php
+++ b/apps/workflowengine/lib/AppInfo/Application.php
@@ -59,6 +59,7 @@ class Application extends \OCP\AppFramework\App {
 					'filesizeplugin',
 					'filesystemtagsplugin',
 					'requestremoteaddressplugin',
+					'requesttimeplugin',
 					'requesturlplugin',
 					'requestuseragentplugin',
 					'usergroupmembershipplugin',
diff --git a/apps/workflowengine/lib/Check/RequestTime.php b/apps/workflowengine/lib/Check/RequestTime.php
new file mode 100644
index 00000000000..4457f9d038c
--- /dev/null
+++ b/apps/workflowengine/lib/Check/RequestTime.php
@@ -0,0 +1,125 @@
+<?php
+/**
+ * @copyright Copyright (c) 2016 Joas Schilling <coding@schilljs.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 OCA\WorkflowEngine\Check;
+
+
+use OCP\AppFramework\Utility\ITimeFactory;
+use OCP\Files\Storage\IStorage;
+use OCP\WorkflowEngine\ICheck;
+
+class RequestTime implements ICheck {
+
+	const REGEX_TIME = '([0-1][0-9]|2[0-3]):([0-5][0-9])';
+	const REGEX_TIMEZONE = '([a-zA-Z]+(?:\\\\\\/[a-zA-Z\-\_]+)+)';
+
+	/** @var bool[] */
+	protected $cachedResults;
+
+	/** @var ITimeFactory */
+	protected $timeFactory;
+
+	/**
+	 * @param ITimeFactory $timeFactory
+	 */
+	public function __construct(ITimeFactory $timeFactory) {
+		$this->timeFactory = $timeFactory;
+	}
+
+	/**
+	 * @param IStorage $storage
+	 * @param string $path
+	 */
+	public function setFileInfo(IStorage $storage, $path) {
+		// A different path doesn't change time, so nothing to do here.
+	}
+
+	/**
+	 * @param string $operator
+	 * @param string $value
+	 * @return bool
+	 */
+	public function executeCheck($operator, $value) {
+		$valueHash = md5($value);
+
+		if (isset($this->cachedResults[$valueHash])) {
+			return $this->cachedResults[$valueHash];
+		}
+
+		$timestamp = $this->timeFactory->getTime();
+
+		$values = json_decode($value, true);
+		$timestamp1 = $this->getTimestamp($timestamp, $values[0]);
+		$timestamp2 = $this->getTimestamp($timestamp, $values[1]);
+
+		if ($timestamp1 < $timestamp2) {
+			$in = $timestamp1 <= $timestamp && $timestamp <= $timestamp2;
+		} else {
+			$in = $timestamp1 <= $timestamp || $timestamp <= $timestamp2;
+		}
+
+		return ($operator === 'in') ? $in : !$in;
+	}
+
+	/**
+	 * @param int $currentTimestamp
+	 * @param string $value Format: "H:i e"
+	 * @return int
+	 */
+	protected function getTimestamp($currentTimestamp, $value) {
+		list($time1, $timezone1) = explode(' ', $value);
+		list($hour1, $minute1) = explode(':', $time1);
+		$date1 = new \DateTime('now', new \DateTimeZone($timezone1));
+		$date1->setTimestamp($currentTimestamp);
+		$date1->setTime($hour1, $minute1);
+
+		return $date1->getTimestamp();
+	}
+
+	/**
+	 * @param string $operator
+	 * @param string $value
+	 * @throws \UnexpectedValueException
+	 */
+	public function validateCheck($operator, $value) {
+		if (!in_array($operator, ['in', '!in'])) {
+			throw new \UnexpectedValueException('Invalid operator', 1);
+		}
+
+		$regexValue = '\"' . self::REGEX_TIME . ' ' . self::REGEX_TIMEZONE . '\"';
+		$result = preg_match('/^\[' . $regexValue . ',' . $regexValue . '\]$/', $value, $matches);
+		if (!$result) {
+			throw new \UnexpectedValueException('Invalid time limits', 2);
+		}
+
+		try {
+			new \DateTimeZone(stripslashes($matches[3]));
+		} catch(\Exception $e) {
+			throw new \UnexpectedValueException('Invalid timezone1', 3);
+		}
+
+		try {
+			new \DateTimeZone(stripslashes($matches[6]));
+		} catch(\Exception $e) {
+			throw new \UnexpectedValueException('Invalid timezone2', 3);
+		}
+	}
+}