From 2870f42ca2d5c1fc75e6ce32ed5d2839e8e51425 Mon Sep 17 00:00:00 2001
From: Philipp Holzer <admin+github@philipp.info>
Date: Wed, 23 Oct 2019 00:14:47 +0200
Subject: [PATCH] Move bb_translate_video - To new Class BBCode\Video - Adding
 tests - Make BaseObject::getClass() public

---
 include/text.php                            | 16 --------
 mod/item.php                                |  7 ++--
 src/BaseObject.php                          |  2 +-
 src/Content/Text/BBCode/Video.php           | 32 +++++++++++++++
 tests/src/Content/Text/BBCode/VideoTest.php | 43 +++++++++++++++++++++
 5 files changed, 80 insertions(+), 20 deletions(-)
 create mode 100644 src/Content/Text/BBCode/Video.php
 create mode 100644 tests/src/Content/Text/BBCode/VideoTest.php

diff --git a/include/text.php b/include/text.php
index 0935c5e74..6eb1e46ff 100644
--- a/include/text.php
+++ b/include/text.php
@@ -223,22 +223,6 @@ function return_bytes($size_str) {
 	}
 }
 
-function bb_translate_video($s) {
-
-	$matches = null;
-	$r = preg_match_all("/\[video\](.*?)\[\/video\]/ism",$s,$matches,PREG_SET_ORDER);
-	if ($r) {
-		foreach ($matches as $mtch) {
-			if ((stristr($mtch[1], 'youtube')) || (stristr($mtch[1], 'youtu.be'))) {
-				$s = str_replace($mtch[0], '[youtube]' . $mtch[1] . '[/youtube]', $s);
-			} elseif (stristr($mtch[1], 'vimeo')) {
-				$s = str_replace($mtch[0], '[vimeo]' . $mtch[1] . '[/vimeo]', $s);
-			}
-		}
-	}
-	return $s;
-}
-
 /// @TODO Rewrite this
 function is_a_date_arg($s) {
 	$i = intval($s);
diff --git a/mod/item.php b/mod/item.php
index 7c8ebee4a..c9a33cc20 100644
--- a/mod/item.php
+++ b/mod/item.php
@@ -24,8 +24,8 @@ use Friendica\Core\Hook;
 use Friendica\Core\L10n;
 use Friendica\Core\Logger;
 use Friendica\Core\Protocol;
-use Friendica\Core\System;
 use Friendica\Core\Session;
+use Friendica\Core\System;
 use Friendica\Core\Worker;
 use Friendica\Database\DBA;
 use Friendica\Model\Attach;
@@ -499,8 +499,9 @@ function item_post(App $a) {
 		$objecttype = ACTIVITY_OBJ_BOOKMARK;
 	}
 
-	$body = bb_translate_video($body);
-
+	/** @var BBCode\Video $bbCodeVideo */
+	$bbCodeVideo = \Friendica\BaseObject::getClass(BBCode\Video::class);
+	$body =  $bbCodeVideo->transform($body);
 
 	// Fold multi-line [code] sequences
 	$body = preg_replace('/\[\/code\]\s*\[code\]/ism', "\n", $body);
diff --git a/src/BaseObject.php b/src/BaseObject.php
index 996824f4a..204818845 100644
--- a/src/BaseObject.php
+++ b/src/BaseObject.php
@@ -54,7 +54,7 @@ class BaseObject
 	 *
 	 * @throws InternalServerErrorException
 	 */
-	protected static function getClass(string $name)
+	public static function getClass(string $name)
 	{
 		if (empty(self::$dice)) {
 			throw new InternalServerErrorException('DICE isn\'t initialized.');
diff --git a/src/Content/Text/BBCode/Video.php b/src/Content/Text/BBCode/Video.php
new file mode 100644
index 000000000..b73ddce0b
--- /dev/null
+++ b/src/Content/Text/BBCode/Video.php
@@ -0,0 +1,32 @@
+<?php
+
+namespace Friendica\Content\Text\BBCode;
+
+/**
+ * Video specific BBCode util class
+ */
+final class Video
+{
+	/**
+	 * Transforms video BBCode tagged links to youtube/vimeo tagged links
+	 *
+	 * @param string $bbCodeString The input BBCode styled string
+	 *
+	 * @return string The transformed text
+	 */
+	public function transform(string $bbCodeString)
+	{
+		$matches = null;
+		$found = preg_match_all("/\[video\](.*?)\[\/video\]/ism",$bbCodeString,$matches,PREG_SET_ORDER);
+		if ($found) {
+			foreach ($matches as $match) {
+				if ((stristr($match[1], 'youtube')) || (stristr($match[1], 'youtu.be'))) {
+					$bbCodeString = str_replace($match[0], '[youtube]' . $match[1] . '[/youtube]', $bbCodeString);
+				} elseif (stristr($match[1], 'vimeo')) {
+					$bbCodeString = str_replace($match[0], '[vimeo]' . $match[1] . '[/vimeo]', $bbCodeString);
+				}
+			}
+		}
+		return $bbCodeString;
+	}
+}
diff --git a/tests/src/Content/Text/BBCode/VideoTest.php b/tests/src/Content/Text/BBCode/VideoTest.php
new file mode 100644
index 000000000..dcdbf937a
--- /dev/null
+++ b/tests/src/Content/Text/BBCode/VideoTest.php
@@ -0,0 +1,43 @@
+<?php
+
+namespace src\Content\Text\BBCode;
+
+use Friendica\Content\Text\BBCode\Video;
+use Friendica\Test\MockedTest;
+
+class VideoTest extends MockedTest
+{
+	public function dataVideo()
+	{
+		return [
+			'youtube' => [
+				'input' => '[video]https://youtube.link/4523[/video]',
+				'assert' => '[youtube]https://youtube.link/4523[/youtube]',
+			],
+			'youtu.be' => [
+				'input' => '[video]https://youtu.be.link/4523[/video]',
+				'assert' => '[youtube]https://youtu.be.link/4523[/youtube]',
+			],
+			'vimeo' => [
+				'input' => '[video]https://vimeo.link/2343[/video]',
+				'assert' => '[vimeo]https://vimeo.link/2343[/vimeo]',
+			],
+			'mixed' => [
+				'input' => '[video]https://vimeo.link/2343[/video] With other [b]string[/b] [video]https://youtu.be/blaa[/video]',
+				'assert' => '[vimeo]https://vimeo.link/2343[/vimeo] With other [b]string[/b] [youtube]https://youtu.be/blaa[/youtube]',
+			]
+		];
+	}
+
+	/**
+	 * Test if the BBCode is successfully transformed for video links
+	 *
+	 * @dataProvider dataVideo
+	 */
+	public function testTransform(string $input, string $assert)
+	{
+		$bbCodeVideo = new Video();
+
+		$this->assertEquals($assert, $bbCodeVideo->transform($input));
+	}
+}