From 6d58fe9b324342740d95a734eff7f18076d03542 Mon Sep 17 00:00:00 2001
From: Matthew Barbour <matthew@darkholme.net>
Date: Mon, 10 Feb 2020 13:11:26 -0600
Subject: [PATCH 1/4] Fix invalid type arg

---
 themes/lite/themelet.class.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/themes/lite/themelet.class.php b/themes/lite/themelet.class.php
index 6759ca10..df5561f4 100644
--- a/themes/lite/themelet.class.php
+++ b/themes/lite/themelet.class.php
@@ -72,7 +72,7 @@ class Themelet extends BaseThemelet
 
         $pages = [];
         foreach (range($start, $end) as $i) {
-            $pages[] = $this->litetheme_gen_page_link_block($base_url, $query, $i, $current_page, $i);
+            $pages[] = $this->litetheme_gen_page_link_block($base_url, $query, $i, $current_page, strval($i));
         }
         $pages_html = implode(" ", $pages);
 

From 152e55b5dbb82325efe7fe773ca5fe0b5766ddbd Mon Sep 17 00:00:00 2001
From: Matthew Barbour <matthew@darkholme.net>
Date: Mon, 10 Feb 2020 14:44:36 -0600
Subject: [PATCH 2/4] Changed Image::by_hash so that it isn't case-sensitive

---
 core/imageboard/image.php | 1 +
 1 file changed, 1 insertion(+)

diff --git a/core/imageboard/image.php b/core/imageboard/image.php
index a6b5b7ff..7e8997cd 100644
--- a/core/imageboard/image.php
+++ b/core/imageboard/image.php
@@ -107,6 +107,7 @@ class Image
     public static function by_hash(string $hash): ?Image
     {
         global $database;
+        $hash = strtolower($hash);
         $row = $database->get_row("SELECT images.* FROM images WHERE hash=:hash", ["hash"=>$hash]);
         return ($row ? new Image($row) : null);
     }

From 30761e6d1f8039e0674ee0de608977d1d83a649c Mon Sep 17 00:00:00 2001
From: Matthew Barbour <matthew@darkholme.net>
Date: Mon, 24 Feb 2020 14:29:27 +0000
Subject: [PATCH 3/4] Added mime check to svg check so that it doesn't try to
 load every upload into memory

---
 ext/handle_svg/main.php | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/ext/handle_svg/main.php b/ext/handle_svg/main.php
index f8c8bef2..84eb19a6 100644
--- a/ext/handle_svg/main.php
+++ b/ext/handle_svg/main.php
@@ -67,6 +67,10 @@ class SVGFileHandler extends DataHandlerExtension
 
     protected function check_contents(string $file): bool
     {
+        if (getMimeType($file)!="image/svg+xml") {
+            return false;
+        }
+
         $msp = new MiniSVGParser($file);
         return bool_escape($msp->valid);
     }

From ea96f415c580e7548baf1e86fdfbf78dbef3df53 Mon Sep 17 00:00:00 2001
From: Matthew Barbour <matthew@darkholme.net>
Date: Mon, 24 Feb 2020 14:40:08 +0000
Subject: [PATCH 4/4] Fixed replace creating a new image instead of replacing,
 fixed null source causing repalce error

---
 ext/image/main.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/ext/image/main.php b/ext/image/main.php
index 48b91696..d3b8b725 100644
--- a/ext/image/main.php
+++ b/ext/image/main.php
@@ -180,11 +180,13 @@ class ImageIO extends Extension
                 throw new ImageReplaceException($error);
             }
 
-            if (strlen(trim($image->source)) == 0) {
+            if (strlen(trim($image->source ?? '')) == 0) {
                 $image->source = $existing->get_source();
             }
 
             // Update the data in the database.
+            $image->id = $id;
+            send_event(new MediaCheckPropertiesEvent($image));
             $image->save_to_db();
 
             /*