From f6298605068faf5efd101740dd121a773498f292 Mon Sep 17 00:00:00 2001
From: Matthias Schmidt <gravatronics@live.com>
Date: Fri, 18 Jan 2019 18:15:22 +0100
Subject: [PATCH] Use video player for video attachments

Close #2802
---
 .../templates/__videoAttachmentBBCode.tpl     | 19 +++++++++++++++++++
 .../system/bbcode/AttachmentBBCode.class.php  |  7 +++++++
 2 files changed, 26 insertions(+)
 create mode 100644 com.woltlab.wcf/templates/__videoAttachmentBBCode.tpl

diff --git a/com.woltlab.wcf/templates/__videoAttachmentBBCode.tpl b/com.woltlab.wcf/templates/__videoAttachmentBBCode.tpl
new file mode 100644
index 0000000000..da69480dbb
--- /dev/null
+++ b/com.woltlab.wcf/templates/__videoAttachmentBBCode.tpl
@@ -0,0 +1,19 @@
+<div id="attachmentVideo_{@$attachmentIdentifier}" class="videoContainer" style="display: none;">
+	<video src="{link controller='Attachment' object=$attachment}{/link}" controls></video>
+</div>
+
+<a id="attachmentVideoLink_{@$attachmentIdentifier}" href="{link controller='Attachment' object=$attachment}{/link}">{$attachment->filename}</a>
+
+<script data-relocate="true">
+	{* try to determine if browser might be able to play video *}
+	var video = elById('attachmentVideo_{@$attachmentIdentifier}');
+	var canPlayType = elCreate('video').canPlayType('{$attachment->fileType}');
+	
+	if (canPlayType === '') {
+		elRemove(video);
+	}
+	else {
+		elShow(video);
+		elRemove(elById('attachmentVideoLink_{@$attachmentIdentifier}'));
+	}
+</script>
diff --git a/wcfsetup/install/files/lib/system/bbcode/AttachmentBBCode.class.php b/wcfsetup/install/files/lib/system/bbcode/AttachmentBBCode.class.php
index d4a6c6e65d..89713b829e 100644
--- a/wcfsetup/install/files/lib/system/bbcode/AttachmentBBCode.class.php
+++ b/wcfsetup/install/files/lib/system/bbcode/AttachmentBBCode.class.php
@@ -3,6 +3,7 @@ namespace wcf\system\bbcode;
 use wcf\data\attachment\GroupedAttachmentList;
 use wcf\system\message\embedded\object\MessageEmbeddedObjectManager;
 use wcf\system\request\LinkHandler;
+use wcf\system\WCF;
 use wcf\util\StringUtil;
 
 /**
@@ -152,6 +153,12 @@ class AttachmentBBCode extends AbstractBBCode {
 				
 				return $result;
 			}
+			else if (substr($attachment->fileType, 0, 6) === 'video/') {
+				return WCF::getTPL()->fetch('__videoAttachmentBBCode', 'wcf', [
+					'attachment' => $attachment,
+					'attachmentIdentifier' => StringUtil::getRandomID()
+				]);
+			}
 			else {
 				// file
 				return StringUtil::getAnchorTag(LinkHandler::getInstance()->getLink('Attachment', [
-- 
2.20.1