From 9983233184b0c8c57defd63c9d4ce57535f60665 Mon Sep 17 00:00:00 2001
From: flashwave <me@flash.moe>
Date: Thu, 9 Mar 2023 16:18:52 +0000
Subject: [PATCH] Allow media linking without https: or http: prefix on forum.

---
 assets/js/misuzu/embed.js            | 3 ++-
 src/Parsers/BBCode/Tags/AudioTag.php | 4 ++--
 src/Parsers/BBCode/Tags/ImageTag.php | 4 ++--
 src/Parsers/BBCode/Tags/VideoTag.php | 4 ++--
 4 files changed, 8 insertions(+), 7 deletions(-)

diff --git a/assets/js/misuzu/embed.js b/assets/js/misuzu/embed.js
index 94d7cb3..467137e 100644
--- a/assets/js/misuzu/embed.js
+++ b/assets/js/misuzu/embed.js
@@ -18,7 +18,8 @@ var MszEmbed = (function() {
 
                 const cleanUrl = target.dataset.mszEmbedUrl.replace(/ /, '%20');
                 if(cleanUrl.indexOf('https://') !== 0
-                    && cleanUrl.indexOf('http://') !== 0) {
+                    && cleanUrl.indexOf('http://') !== 0
+                    && cleanUrl.indexOf('//') !== 0) {
                     target.textContent = target.dataset.mszEmbedUrl;
                     continue;
                 }
diff --git a/src/Parsers/BBCode/Tags/AudioTag.php b/src/Parsers/BBCode/Tags/AudioTag.php
index 8bd821a..552c000 100644
--- a/src/Parsers/BBCode/Tags/AudioTag.php
+++ b/src/Parsers/BBCode/Tags/AudioTag.php
@@ -6,11 +6,11 @@ use Misuzu\Parsers\BBCode\BBCodeTag;
 final class AudioTag extends BBCodeTag {
     public function parseText(string $text): string {
         return preg_replace_callback(
-            '#\[audio\]((?:https?:\/\/).+?)\[/audio\]#',
+            '#\[audio\]((?:https?:)?\/\/.+?)\[/audio\]#',
             function ($matches) {
                 $url = parse_url($matches[1]);
 
-                if(empty($url['scheme']) || !in_array(mb_strtolower($url['scheme']), ['http', 'https'], true))
+                if(!empty($url['scheme']) && !in_array(mb_strtolower($url['scheme']), ['http', 'https'], true))
                     return $matches[0];
 
                 return sprintf(
diff --git a/src/Parsers/BBCode/Tags/ImageTag.php b/src/Parsers/BBCode/Tags/ImageTag.php
index f779ee4..ac60172 100644
--- a/src/Parsers/BBCode/Tags/ImageTag.php
+++ b/src/Parsers/BBCode/Tags/ImageTag.php
@@ -5,10 +5,10 @@ use Misuzu\Parsers\BBCode\BBCodeTag;
 
 final class ImageTag extends BBCodeTag {
     public function parseText(string $text): string {
-        return preg_replace_callback("/\[img\]((?:https?:\/\/).+?)\[\/img\]/", function ($matches) {
+        return preg_replace_callback("/\[img\]((?:https?:)?\/\/.+?)\[\/img\]/", function ($matches) {
             $url = parse_url($matches[1]);
 
-            if(empty($url['scheme']) || !in_array(mb_strtolower($url['scheme']), ['http', 'https'], true))
+            if(!empty($url['scheme']) && !in_array(mb_strtolower($url['scheme']), ['http', 'https'], true))
                 return $matches[0];
 
             // return sprintf(
diff --git a/src/Parsers/BBCode/Tags/VideoTag.php b/src/Parsers/BBCode/Tags/VideoTag.php
index ea9e510..676241d 100644
--- a/src/Parsers/BBCode/Tags/VideoTag.php
+++ b/src/Parsers/BBCode/Tags/VideoTag.php
@@ -6,11 +6,11 @@ use Misuzu\Parsers\BBCode\BBCodeTag;
 final class VideoTag extends BBCodeTag {
     public function parseText(string $text): string {
         return preg_replace_callback(
-            '#\[video\]((?:https?:\/\/).+?)\[/video\]#',
+            '#\[video\]((?:https?:)?\/\/.+?)\[/video\]#',
             function ($matches) {
                 $url = parse_url($matches[1]);
 
-                if(empty($url['scheme']) || !in_array(mb_strtolower($url['scheme']), ['http', 'https'], true))
+                if(!empty($url['scheme']) && !in_array(mb_strtolower($url['scheme']), ['http', 'https'], true))
                     return $matches[0];
 
                 return sprintf(