UPSTREAM BASELINE: nextcloud/spreed v22.0.12 (без изменений)

Источник: https://github.com/nextcloud/spreed/archive/refs/tags/v22.0.12.tar.gz С этого коммита ветка официального Nextcloud Talk отрезана (решение владельца 2026-07-06). Все дальнейшие изменения — только наши; версии релизов: 22.0.12-f7.N.
2026-07-06 14:07:50 +00:00
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+<?php
+
+declare(strict_types=1);
+/**
+ * SPDX-FileCopyrightText: 2020 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+
+namespace OCA\Talk\Service;
+
+use OCP\IEmojiHelper;
+
+class EmojiService {
+
+	public function __construct(
+		protected IEmojiHelper $emojiHelper,
+	) {
+	}
+
+	/**
+	 * Get the first combined full emoji (including gender, skin tone, job, …)
+	 *
+	 * @param string $roomName
+	 * @param int $length
+	 * @return string
+	 */
+	public function getFirstCombinedEmoji(string $roomName, int $length = 0): string {
+		if (!$this->emojiHelper->doesPlatformSupportEmoji() || mb_strlen($roomName) === $length) {
+			return '';
+		}
+
+		$attempt = mb_substr($roomName, 0, $length + 1);
+		if ($this->emojiHelper->isValidSingleEmoji($attempt)) {
+			$longerAttempt = $this->getFirstCombinedEmoji($roomName, $length + 1);
+			return $longerAttempt ?: $attempt;
+		}
+		return '';
+	}
+
+	public function isValidSingleEmoji(string $string): bool {
+		return $this->emojiHelper->doesPlatformSupportEmoji() && $this->emojiHelper->isValidSingleEmoji(mb_substr($string, 0, 1));
+	}
+}