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Fix orgmode link resolving (#29024)

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Fix #28974

Add some new tests and fix some legacy unclear tests.
This commit is contained in:
wxiaoguang 2024-02-07 16:32:31 +08:00 committed by GitHub
parent 5849d4fde3
commit 2bac85dc33
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2 changed files with 41 additions and 39 deletions
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38
modules/markup/orgmode/orgmode.go
View File

@ -133,18 +133,18 @@ type Writer struct {
Ctx *markup.RenderContext
}
const mailto = "mailto:"
func (r *Writer) resolveLink(l org.RegularLink) string {
link := html.EscapeString(l.URL)
if l.Protocol == "file" {
link = link[len("file:"):]
}
if len(link) > 0 && !markup.IsLinkStr(link) &&
link[0] != '#' && !strings.HasPrefix(link, mailto) {
func (r *Writer) resolveLink(kind, link string) string {
link = strings.TrimPrefix(link, "file:")
if !strings.HasPrefix(link, "#") && // not a URL fragment
!markup.IsLinkStr(link) && // not an absolute URL
!strings.HasPrefix(link, "mailto:") {
if kind == "regular" {
// orgmode reports the link kind as "regular" for "[[ImageLink.svg][The Image Desc]]"
// so we need to try to guess the link kind again here
kind = org.RegularLink{URL: link}.Kind()
}
base := r.Ctx.Links.Base
switch l.Kind() {
case "image", "video":
if kind == "image" || kind == "video" {
base = r.Ctx.Links.ResolveMediaLink(r.Ctx.IsWiki)
}
link = util.URLJoin(base, link)
@ -154,29 +154,29 @@ func (r *Writer) resolveLink(l org.RegularLink) string {
// WriteRegularLink renders images, links or videos
func (r *Writer) WriteRegularLink(l org.RegularLink) {
link := r.resolveLink(l)
link := r.resolveLink(l.Kind(), l.URL)
// Inspired by https://github.com/niklasfasching/go-org/blob/6eb20dbda93cb88c3503f7508dc78cbbc639378f/org/html_writer.go#L406-L427
switch l.Kind() {
case "image":
if l.Description == nil {
fmt.Fprintf(r, `<img src="%s" alt="%s" />`, link, link)
_, _ = fmt.Fprintf(r, `<img src="%s" alt="%s" />`, link, link)
} else {
imageSrc := r.resolveLink(l.Description[0].(org.RegularLink))
fmt.Fprintf(r, `<a href="%s"><img src="%s" alt="%s" /></a>`, link, imageSrc, imageSrc)
imageSrc := r.resolveLink(l.Kind(), org.String(l.Description...))
_, _ = fmt.Fprintf(r, `<a href="%s"><img src="%s" alt="%s" /></a>`, link, imageSrc, imageSrc)
}
case "video":
if l.Description == nil {
fmt.Fprintf(r, `<video src="%s">%s</video>`, link, link)
_, _ = fmt.Fprintf(r, `<video src="%s">%s</video>`, link, link)
} else {
videoSrc := r.resolveLink(l.Description[0].(org.RegularLink))
fmt.Fprintf(r, `<a href="%s"><video src="%s">%s</video></a>`, link, videoSrc, videoSrc)
videoSrc := r.resolveLink(l.Kind(), org.String(l.Description...))
_, _ = fmt.Fprintf(r, `<a href="%s"><video src="%s">%s</video></a>`, link, videoSrc, videoSrc)
}
default:
description := link
if l.Description != nil {
description = r.WriteNodesAsString(l.Description...)
}
fmt.Fprintf(r, `<a href="%s">%s</a>`, link, description)
_, _ = fmt.Fprintf(r, `<a href="%s">%s</a>`, link, description)
}
}

42
modules/markup/orgmode/orgmode_test.go
View File

@ -10,26 +10,21 @@ import (
"code.gitea.io/gitea/modules/git"
"code.gitea.io/gitea/modules/markup"
"code.gitea.io/gitea/modules/setting"
"code.gitea.io/gitea/modules/util"
"github.com/stretchr/testify/assert"
)
const (
AppURL = "http://localhost:3000/"
Repo = "gogits/gogs"
AppSubURL = AppURL + Repo + "/"
)
const AppURL = "http://localhost:3000/"
func TestRender_StandardLinks(t *testing.T) {
setting.AppURL = AppURL
setting.AppSubURL = AppSubURL
test := func(input, expected string) {
buffer, err := RenderString(&markup.RenderContext{
Ctx: git.DefaultContext,
Links: markup.Links{
Base: setting.AppSubURL,
Base: "/relative-path",
BranchPath: "branch/main",
},
}, input)
assert.NoError(t, err)
@ -38,32 +33,30 @@ func TestRender_StandardLinks(t *testing.T) {
test("[[https://google.com/]]",
`<p><a href="https://google.com/">https://google.com/</a></p>`)
lnk := util.URLJoin(AppSubURL, "WikiPage")
test("[[WikiPage][WikiPage]]",
`<p><a href="`+lnk+`">WikiPage</a></p>`)
test("[[WikiPage][The WikiPage Desc]]",
`<p><a href="/relative-path/WikiPage">The WikiPage Desc</a></p>`)
test("[[ImageLink.svg][The Image Desc]]",
`<p><a href="/relative-path/media/branch/main/ImageLink.svg">The Image Desc</a></p>`)
}
func TestRender_Media(t *testing.T) {
setting.AppURL = AppURL
setting.AppSubURL = AppSubURL
test := func(input, expected string) {
buffer, err := RenderString(&markup.RenderContext{
Ctx: git.DefaultContext,
Links: markup.Links{
Base: setting.AppSubURL,
Base: "./relative-path",
},
}, input)
assert.NoError(t, err)
assert.Equal(t, strings.TrimSpace(expected), strings.TrimSpace(buffer))
}
url := "../../.images/src/02/train.jpg"
result := util.URLJoin(AppSubURL, url)
test("[[file:"+url+"]]",
`<p><img src="`+result+`" alt="`+result+`" /></p>`)
test("[[file:../../.images/src/02/train.jpg]]",
`<p><img src=".images/src/02/train.jpg" alt=".images/src/02/train.jpg" /></p>`)
test("[[file:train.jpg]]",
`<p><img src="relative-path/train.jpg" alt="relative-path/train.jpg" /></p>`)
// With description.
test("[[https://example.com][https://example.com/example.svg]]",
@ -80,11 +73,20 @@ func TestRender_Media(t *testing.T) {
`<p><img src="https://example.com/example.svg" alt="https://example.com/example.svg" /></p>`)
test("[[https://example.com/example.mp4]]",
`<p><video src="https://example.com/example.mp4">https://example.com/example.mp4</video></p>`)
// test [[LINK][DESCRIPTION]] syntax with "file:" prefix
test(`[[https://example.com/][file:https://example.com/foo%20bar.svg]]`,
`<p><a href="https://example.com/"><img src="https://example.com/foo%20bar.svg" alt="https://example.com/foo%20bar.svg" /></a></p>`)
test(`[[file:https://example.com/foo%20bar.svg][Goto Image]]`,
`<p><a href="https://example.com/foo%20bar.svg">Goto Image</a></p>`)
test(`[[file:https://example.com/link][https://example.com/image.jpg]]`,
`<p><a href="https://example.com/link"><img src="https://example.com/image.jpg" alt="https://example.com/image.jpg" /></a></p>`)
test(`[[file:https://example.com/link][file:https://example.com/image.jpg]]`,
`<p><a href="https://example.com/link"><img src="https://example.com/image.jpg" alt="https://example.com/image.jpg" /></a></p>`)
}
func TestRender_Source(t *testing.T) {
setting.AppURL = AppURL
setting.AppSubURL = AppSubURL
test := func(input, expected string) {
buffer, err := RenderString(&markup.RenderContext{