Initial commit

typo3conf/ext/vhs/Classes/ViewHelpers/System/DateTimeViewHelper.php

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+<?php
+namespace FluidTYPO3\Vhs\ViewHelpers\System;
+
+/*
+ * This file is part of the FluidTYPO3/Vhs project under GPLv2 or later.
+ *
+ * For the full copyright and license information, please read the
+ * LICENSE.md file that was distributed with this source code.
+ */
+
+use TYPO3\CMS\Fluid\Core\ViewHelper\AbstractViewHelper;
+
+/**
+ * ### System: DateTime
+ *
+ * Returns the current system UNIX timestamp as DateTime.
+ *
+ * @author Claus Due <claus@namelesscoder.net>
+ * @package Vhs
+ * @subpackage ViewHelpers\System
+ */
+class DateTimeViewHelper extends AbstractViewHelper {
+
+	/**
+	 * @return \DateTime
+	 */
+	public function render() {
+		return \DateTime::createFromFormat('U', $this->getTimestamp());
+	}
+
+	/**
+	 * @return integer
+	 */
+	protected function getTimestamp() {
+		return time();
+	}
+
+}

typo3conf/ext/vhs/Classes/ViewHelpers/System/TimestampViewHelper.php

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+<?php
+namespace FluidTYPO3\Vhs\ViewHelpers\System;
+
+/*
+ * This file is part of the FluidTYPO3/Vhs project under GPLv2 or later.
+ *
+ * For the full copyright and license information, please read the
+ * LICENSE.md file that was distributed with this source code.
+ */
+
+use TYPO3\CMS\Fluid\Core\ViewHelper\AbstractViewHelper;
+
+/**
+ * ### System: UNIX Timestamp
+ *
+ * Returns the current system UNIX timestamp as integer.
+ * Useful combined with the Math group of ViewHelpers:
+ *
+ *     <!-- adds exactly one hour to a DateTime and formats it -->
+ *     <f:format.date format="H:i">{dateTime.timestamp -> v:math.sum(b: 3600)}</f:format.date>
+ *
+ * @author Claus Due <claus@namelesscoder.net>
+ * @package Vhs
+ * @subpackage ViewHelpers\System
+ */
+class TimestampViewHelper extends AbstractViewHelper {
+
+	/**
+	 * @return integer
+	 */
+	public function render() {
+		return $this->getTimestamp();
+	}
+
+	/**
+	 * @return integer
+	 */
+	protected function getTimestamp() {
+		return time();
+	}
+
+}

typo3conf/ext/vhs/Classes/ViewHelpers/System/UniqIdViewHelper.php

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+<?php
+namespace FluidTYPO3\Vhs\ViewHelpers\System;
+
+/*
+ * This file is part of the FluidTYPO3/Vhs project under GPLv2 or later.
+ *
+ * For the full copyright and license information, please read the
+ * LICENSE.md file that was distributed with this source code.
+ */
+
+use TYPO3\CMS\Fluid\Core\ViewHelper\AbstractViewHelper;
+
+/**
+ * ### System: Unique ID
+ *
+ * Returns a unique ID based on PHP's uniqid-function.
+ *
+ * Comes in useful when handling/generating html-element-IDs
+ * for usage with JavaScript.
+ *
+ * @author Cedric Ziel, <cedric@cedric-ziel.com>
+ * @package Vhs
+ * @subpackage ViewHelpers\System
+ */
+class UniqIdViewHelper extends AbstractViewHelper {
+
+	/**
+	 * @param string $prefix An optional prefix for making sure it's unique across environments
+	 * @param boolean $moreEntropy Add some pseudo random strings. Refer to uniqid()'s Reference.
+	 * @return string
+	 */
+	public function render($prefix = '', $moreEntropy = FALSE) {
+		$uniqueId = uniqid($prefix, $moreEntropy);
+		return $uniqueId;
+	}
+
+}