Support custom mime type mapping for text files (#16304)

* Support custom mime type mapping for text files

* Apply suggested change to routers/common/repo.go

Co-authored-by: KN4CK3R <admin@oldschoolhack.me>

Co-authored-by: 6543 <6543@obermui.de>
Co-authored-by: KN4CK3R <admin@oldschoolhack.me>
This commit is contained in:
Jimmy Praet 2021-06-30 23:31:54 +02:00 committed by GitHub
parent 9979983283
commit ce286f9d9c
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
6 changed files with 43 additions and 9 deletions

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@ -8,6 +8,7 @@ import (
"net/http"
"testing"
"code.gitea.io/gitea/modules/setting"
"github.com/stretchr/testify/assert"
)
@ -62,3 +63,30 @@ func TestDownloadByIDMediaForSVGUsesSecureHeaders(t *testing.T) {
assert.Equal(t, "image/svg+xml", resp.HeaderMap.Get("Content-Type"))
assert.Equal(t, "nosniff", resp.HeaderMap.Get("X-Content-Type-Options"))
}
func TestDownloadRawTextFileWithoutMimeTypeMapping(t *testing.T) {
defer prepareTestEnv(t)()
session := loginUser(t, "user2")
req := NewRequest(t, "GET", "/user2/repo2/raw/branch/master/test.xml")
resp := session.MakeRequest(t, req, http.StatusOK)
assert.Equal(t, "text/plain; charset=utf-8", resp.HeaderMap.Get("Content-Type"))
}
func TestDownloadRawTextFileWithMimeTypeMapping(t *testing.T) {
defer prepareTestEnv(t)()
setting.MimeTypeMap.Map[".xml"] = "text/xml"
setting.MimeTypeMap.Enabled = true
session := loginUser(t, "user2")
req := NewRequest(t, "GET", "/user2/repo2/raw/branch/master/test.xml")
resp := session.MakeRequest(t, req, http.StatusOK)
assert.Equal(t, "text/xml; charset=utf-8", resp.HeaderMap.Get("Content-Type"))
delete(setting.MimeTypeMap.Map, ".xml")
setting.MimeTypeMap.Enabled = false
}

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@ -0,0 +1,2 @@
x<01>ŽK
Â0Eg %Ÿ×":uäôŠ•¦J|‚îÞê¸çpË­ÖQ´ó~% Ð9Ù„<C399>à<EFBFBD>G6GÎ ”ͦw(êžæE4}*<2A>íÙ{Ç)`YƆƒlŒeêMî—„JO¹Üš>Žµ¾õ©%ˆÞ^¿ÐÝ¿°L˜!]ÆN[v#E½6ÎU~/ÿúê0 <5A>îU'õgpJ5

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@ -1 +1 @@
205ac761f3326a7ebe416e8673760016450b5cec
1032bbf17fbc0d9c95bb5418dabe8f8c99278700

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@ -64,16 +64,26 @@ func ServeData(ctx *context.Context, name string, size int64, reader io.Reader)
st := typesniffer.DetectContentType(buf)
mappedMimeType := ""
if setting.MimeTypeMap.Enabled {
fileExtension := strings.ToLower(filepath.Ext(name))
mappedMimeType = setting.MimeTypeMap.Map[fileExtension]
}
if st.IsText() || ctx.QueryBool("render") {
cs, err := charset.DetectEncoding(buf)
if err != nil {
log.Error("Detect raw file %s charset failed: %v, using by default utf-8", name, err)
cs = "utf-8"
}
ctx.Resp.Header().Set("Content-Type", "text/plain; charset="+strings.ToLower(cs))
if mappedMimeType == "" {
mappedMimeType = "text/plain"
}
ctx.Resp.Header().Set("Content-Type", mappedMimeType+"; charset="+strings.ToLower(cs))
} else {
ctx.Resp.Header().Set("Access-Control-Expose-Headers", "Content-Disposition")
if mappedMimeType != "" {
ctx.Resp.Header().Set("Content-Type", mappedMimeType)
}
if (st.IsImage() || st.IsPDF()) && (setting.UI.SVG.Enabled || !st.IsSvgImage()) {
ctx.Resp.Header().Set("Content-Disposition", fmt.Sprintf(`inline; filename="%s"`, name))
if st.IsSvgImage() {
@ -83,12 +93,6 @@ func ServeData(ctx *context.Context, name string, size int64, reader io.Reader)
}
} else {
ctx.Resp.Header().Set("Content-Disposition", fmt.Sprintf(`attachment; filename="%s"`, name))
if setting.MimeTypeMap.Enabled {
fileExtension := strings.ToLower(filepath.Ext(name))
if mimetype, ok := setting.MimeTypeMap.Map[fileExtension]; ok {
ctx.Resp.Header().Set("Content-Type", mimetype)
}
}
}
}