Merge pull request #7765 from nupplaphil/task/move_text

Move include/text.php to class structure

src/Util/ACLFormatter.php

@@ -0,0 +1,67 @@
+<?php
+
+namespace Friendica\Util;
+
+use Friendica\Model\Group;
+
+/**
+ * Util class for ACL formatting
+ */
+final class ACLFormatter
+{
+	/**
+	 * Turn user/group ACLs stored as angle bracketed text into arrays
+	 *
+	 * @param string $ids A angle-bracketed list of IDs
+	 *
+	 * @return array The array based on the IDs
+	 */
+	public function expand(string $ids)
+	{
+		// turn string array of angle-bracketed elements into numeric array
+		// e.g. "<1><2><3>" => array(1,2,3);
+		preg_match_all('/<(' . Group::FOLLOWERS . '|'. Group::MUTUALS . '|[0-9]+)>/', $ids, $matches, PREG_PATTERN_ORDER);
+
+		return $matches[1];
+	}
+
+	/**
+	 * Wrap ACL elements in angle brackets for storage
+	 *
+	 * @param string $item The item to sanitise
+	 */
+	private function sanitize(string &$item) {
+		if (intval($item)) {
+			$item = '<' . intval(Strings::escapeTags(trim($item))) . '>';
+		} elseif (in_array($item, [Group::FOLLOWERS, Group::MUTUALS])) {
+			$item = '<' . $item . '>';
+		} else {
+			$item = '';
+		}
+	}
+
+	/**
+	 * Convert an ACL array to a storable string
+	 *
+	 * Normally ACL permissions will be an array.
+	 * We'll also allow a comma-separated string.
+	 *
+	 * @param string|array $permissions
+	 *
+	 * @return string
+	 */
+	function toString($permissions) {
+		$return = '';
+		if (is_array($permissions)) {
+			$item = $permissions;
+		} else {
+			$item = explode(',', $permissions);
+		}
+
+		if (is_array($item)) {
+			array_walk($item, [$this, 'sanitize']);
+			$return = implode('', $item);
+		}
+		return $return;
+	}
+}

src/Util/DateTimeFormat.php

@@ -148,4 +148,37 @@ class DateTimeFormat
 
 		return $d->format($format);
 	}
+
+	/**
+	 * Checks, if the given string is a date with the pattern YYYY-MM
+	 *
+	 * @param string $dateString The given date
+	 *
+	 * @return boolean True, if the date is a valid pattern
+	 */
+	public function isYearMonth(string $dateString)
+	{
+		// Check format (2019-01, 2019-1, 2019-10)
+		if (!preg_match('/^([12]\d{3}-(1[0-2]|0[1-9]|\d))$/', $dateString)) {
+			return false;
+		}
+
+		$date = DateTime::createFromFormat('Y-m', $dateString);
+
+		if (!$date) {
+			return false;
+		}
+
+		try {
+			$now = new DateTime();
+		} catch (\Throwable $t) {
+			return false;
+		}
+
+		if ($date > $now) {
+			return false;
+		}
+
+		return true;
+	}
 }