Provide configuration to allow camo-media proxying (#12802)

* Provide configuration to allow camo-media proxying

Fix #916

Signed-off-by: Andrew Thornton <art27@cantab.net>
Co-authored-by: 6543 <6543@obermui.de>
Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>

1 files changed, 45 insertions, 0 deletions

diff --git a/modules/markup/camo_test.go b/modules/markup/camo_test.go
new file mode 100644
index 0000000000..cc917039d8
--- /dev/null
+++ b/modules/markup/camo_test.go
@@ -0,0 +1,45 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package markup
+
+import (
+	"testing"
+
+	"code.gitea.io/gitea/modules/setting"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestCamoHandleLink(t *testing.T) {
+	setting.AppURL = "https://gitea.com"
+	// Test media proxy
+	setting.Camo.Enabled = true
+	setting.Camo.ServerURL = "https://image.proxy"
+	setting.Camo.HMACKey = "geheim"
+
+	assert.Equal(t,
+		"https://gitea.com/img.jpg",
+		camoHandleLink("https://gitea.com/img.jpg"))
+	assert.Equal(t,
+		"https://testimages.org/img.jpg",
+		camoHandleLink("https://testimages.org/img.jpg"))
+	assert.Equal(t,
+		"https://image.proxy/eivin43gJwGVIjR9MiYYtFIk0mw/aHR0cDovL3Rlc3RpbWFnZXMub3JnL2ltZy5qcGc",
+		camoHandleLink("http://testimages.org/img.jpg"))
+
+	setting.Camo.Allways = true
+	assert.Equal(t,
+		"https://gitea.com/img.jpg",
+		camoHandleLink("https://gitea.com/img.jpg"))
+	assert.Equal(t,
+		"https://image.proxy/tkdlvmqpbIr7SjONfHNgEU622y0/aHR0cHM6Ly90ZXN0aW1hZ2VzLm9yZy9pbWcuanBn",
+		camoHandleLink("https://testimages.org/img.jpg"))
+	assert.Equal(t,
+		"https://image.proxy/eivin43gJwGVIjR9MiYYtFIk0mw/aHR0cDovL3Rlc3RpbWFnZXMub3JnL2ltZy5qcGc",
+		camoHandleLink("http://testimages.org/img.jpg"))
+
+	// Restore previous settings
+	setting.Camo.Enabled = false
+}