From ef5afda76f101d4ba65699b05767b02c6e7e4629 Mon Sep 17 00:00:00 2001
From: Han Cen <hi@chamburr.com>
Date: Wed, 1 Jun 2022 17:29:13 +0800
Subject: [PATCH] Add support for `.tgz` files Closes #17

---
 QLPlugin/Info.plist                      | 1 +
 QLPlugin/Utils/File.swift                | 2 +-
 QLPlugin/Views/PreviewVCFactory.swift    | 2 +-
 QLPlugin/Views/Previews/TARPreview.swift | 2 +-
 4 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/QLPlugin/Info.plist b/QLPlugin/Info.plist
index 78b9b28..1f16a43 100644
--- a/QLPlugin/Info.plist
+++ b/QLPlugin/Info.plist
@@ -41,6 +41,7 @@
 				<string>com.sun.web-application-archive</string> <!-- .war (Java) -->
 				<string>dyn.ah62d4rv4ge80n2pw</string> <!-- .ear (Java) -->
 				<string>org.gnu.gnu-zip-archive</string> <!-- .gz -->
+				<string>org.gnu.gnu-zip-tar-archive</string> <!-- .tgz -->
 				<string>public.tar-archive</string> <!-- .tar -->
 				<string>public.zip-archive</string> <!-- .zip -->
 
diff --git a/QLPlugin/Utils/File.swift b/QLPlugin/Utils/File.swift
index 4851822..6ebbf4e 100644
--- a/QLPlugin/Utils/File.swift
+++ b/QLPlugin/Utils/File.swift
@@ -27,7 +27,7 @@ extension FileError: LocalizedError {
 
 /// Utility class for reading the content and metadata of the corresponding file.
 class File {
-	let archiveExtensions = ["tar", "tar.gz", "zip"]
+	let archiveExtensions = ["tar", "tar.gz", "tgz", "zip"]
 	let fileManager = FileManager.default
 
 	var attributes: [FileAttributeKey: Any]
diff --git a/QLPlugin/Views/PreviewVCFactory.swift b/QLPlugin/Views/PreviewVCFactory.swift
index 5382f3d..a3a6624 100644
--- a/QLPlugin/Views/PreviewVCFactory.swift
+++ b/QLPlugin/Views/PreviewVCFactory.swift
@@ -12,7 +12,7 @@ class PreviewVCFactory {
 				return MarkdownPreview.self
 			case "ipynb":
 				return JupyterPreview.self
-			case "tar":
+			case "tar", "tgz":
 				return TARPreview.self
 			case "tab", "tsv":
 				return TSVPreview.self
diff --git a/QLPlugin/Views/Previews/TARPreview.swift b/QLPlugin/Views/Previews/TARPreview.swift
index 205c44c..71a349a 100644
--- a/QLPlugin/Views/Previews/TARPreview.swift
+++ b/QLPlugin/Views/Previews/TARPreview.swift
@@ -140,7 +140,7 @@ class TARPreview: Preview {
 	}
 
 	func createPreviewVC(file: File) throws -> PreviewVC {
-		let isGzipped = file.path.hasSuffix(".tar.gz")
+		let isGzipped = file.path.hasSuffix(".tar.gz") || file.path.hasSuffix(".tgz")
 
 		// Parse TAR contents
 		let filesOutput = try runTARFilesCommand(filePath: file.path)