From 15c246bc62ab0875f756c6378cc81883f803a2ec Mon Sep 17 00:00:00 2001
From: Sugeng Sulistiyawan <sugeng.sulistiyawan@gmail.com>
Date: Fri, 13 Oct 2023 21:01:20 +0700
Subject: [PATCH] Add checksum + fixed bug vars type

---
 .gitignore        |  9 +++++++++
 WebDAVAdapter.php | 18 +++++++++++++++++-
 2 files changed, 26 insertions(+), 1 deletion(-)
 create mode 100644 .gitignore

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..b5069c5
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,9 @@
+vendor
+bin
+coverage
+coverage.xml
+composer.lock
+.DS_Store
+.idea/
+phpunit.xml
+.phpunit.result.cache
\ No newline at end of file
diff --git a/WebDAVAdapter.php b/WebDAVAdapter.php
index cde5a7c..0327571 100644
--- a/WebDAVAdapter.php
+++ b/WebDAVAdapter.php
@@ -4,6 +4,7 @@
 
 namespace League\Flysystem\WebDAV;
 
+use League\Flysystem\ChecksumProvider;
 use League\Flysystem\Config;
 use League\Flysystem\DirectoryAttributes;
 use League\Flysystem\FileAttributes;
@@ -16,6 +17,7 @@
 use League\Flysystem\UnableToDeleteDirectory;
 use League\Flysystem\UnableToDeleteFile;
 use League\Flysystem\UnableToMoveFile;
+use League\Flysystem\UnableToProvideChecksum;
 use League\Flysystem\UnableToReadFile;
 use League\Flysystem\UnableToRetrieveMetadata;
 use League\Flysystem\UnableToSetVisibility;
@@ -37,7 +39,7 @@
 use function parse_url;
 use function rawurldecode;
 
-class WebDAVAdapter implements FilesystemAdapter, PublicUrlGenerator
+class WebDAVAdapter implements FilesystemAdapter, PublicUrlGenerator, ChecksumProvider
 {
     public const ON_VISIBILITY_THROW_ERROR = 'throw';
     public const ON_VISIBILITY_IGNORE = 'ignore';
@@ -447,4 +449,18 @@ public function publicUrl(string $path, Config $config): string
     {
         return $this->client->getAbsoluteUrl($this->encodePath($this->prefixer->prefixPath($path)));
     }
+
+    public function checksum(string $path, Config $config): string
+    {
+        $algo = $config->get('checksum_algo', 'md5');
+        $contents = $this->read($path);
+        error_clear_last();
+        $checksum = @hash($algo, $contents);
+
+        if ($checksum === false) {
+            throw new UnableToProvideChecksum(error_get_last()['message'] ?? '', $path);
+        }
+
+        return $checksum;
+    }
 }