Fix issue link rendering in commit messages (#2897)
* Fix issue link rendering in commit messages * Update page.tmpl * No links for parens * remove comment
This commit is contained in:
Ethan Koenig
Lunny Xiao
parent
47f40ccd5e
commit
5481be0ac5
7 changed files with 126 additions and 52 deletions
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@ -126,35 +126,82 @@ func URLJoin(base string, elems ...string) string {
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return u.String()
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}
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// RenderIssueIndexPatternOptions options for RenderIssueIndexPattern function
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type RenderIssueIndexPatternOptions struct {
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// url to which non-special formatting should be linked. If empty,
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// no such links will be added
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DefaultURL string
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URLPrefix string
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Metas map[string]string
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}
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// addText add text to the given buffer, adding a link to the default url
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// if appropriate
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func (opts RenderIssueIndexPatternOptions) addText(text []byte, buf *bytes.Buffer) {
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if len(text) == 0 {
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return
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} else if len(opts.DefaultURL) == 0 {
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buf.Write(text)
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return
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}
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buf.WriteString(`<a rel="nofollow" href="`)
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buf.WriteString(opts.DefaultURL)
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buf.WriteString(`">`)
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buf.Write(text)
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buf.WriteString(`</a>`)
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}
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// RenderIssueIndexPattern renders issue indexes to corresponding links.
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func RenderIssueIndexPattern(rawBytes []byte, urlPrefix string, metas map[string]string) []byte {
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urlPrefix = cutoutVerbosePrefix(urlPrefix)
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func RenderIssueIndexPattern(rawBytes []byte, opts RenderIssueIndexPatternOptions) []byte {
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opts.URLPrefix = cutoutVerbosePrefix(opts.URLPrefix)
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pattern := IssueNumericPattern
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if metas["style"] == IssueNameStyleAlphanumeric {
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if opts.Metas["style"] == IssueNameStyleAlphanumeric {
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pattern = IssueAlphanumericPattern
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}
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ms := pattern.FindAll(rawBytes, -1)
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for _, m := range ms {
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if m[0] == ' ' || m[0] == '(' {
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m = m[1:] // ignore leading space or opening parentheses
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var buf bytes.Buffer
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remainder := rawBytes
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for {
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indices := pattern.FindIndex(remainder)
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if indices == nil || len(indices) < 2 {
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opts.addText(remainder, &buf)
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return buf.Bytes()
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}
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var link string
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if metas == nil {
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link = fmt.Sprintf(`<a href="%s">%s</a>`, URLJoin(urlPrefix, "issues", string(m[1:])), m)
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startIndex := indices[0]
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endIndex := indices[1]
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opts.addText(remainder[:startIndex], &buf)
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if remainder[startIndex] == '(' || remainder[startIndex] == ' ' {
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buf.WriteByte(remainder[startIndex])
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startIndex++
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}
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if opts.Metas == nil {
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buf.WriteString(`<a href="`)
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buf.WriteString(URLJoin(
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opts.URLPrefix, "issues", string(remainder[startIndex+1:endIndex])))
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buf.WriteString(`">`)
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buf.Write(remainder[startIndex:endIndex])
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buf.WriteString(`</a>`)
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} else {
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// Support for external issue tracker
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if metas["style"] == IssueNameStyleAlphanumeric {
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metas["index"] = string(m)
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buf.WriteString(`<a href="`)
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if opts.Metas["style"] == IssueNameStyleAlphanumeric {
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opts.Metas["index"] = string(remainder[startIndex:endIndex])
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} else {
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metas["index"] = string(m[1:])
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opts.Metas["index"] = string(remainder[startIndex+1 : endIndex])
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}
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link = fmt.Sprintf(`<a href="%s">%s</a>`, com.Expand(metas["format"], metas), m)
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buf.WriteString(com.Expand(opts.Metas["format"], opts.Metas))
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buf.WriteString(`">`)
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buf.Write(remainder[startIndex:endIndex])
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buf.WriteString(`</a>`)
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}
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rawBytes = bytes.Replace(rawBytes, m, []byte(link), 1)
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if endIndex < len(remainder) &&
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(remainder[endIndex] == ')' || remainder[endIndex] == ' ') {
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buf.WriteByte(remainder[endIndex])
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endIndex++
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}
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remainder = remainder[endIndex:]
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}
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return rawBytes
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}
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// IsSameDomain checks if given url string has the same hostname as current Gitea instance
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@ -432,7 +479,10 @@ func RenderSpecialLink(rawBytes []byte, urlPrefix string, metas map[string]strin
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rawBytes = RenderFullIssuePattern(rawBytes)
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rawBytes = RenderShortLinks(rawBytes, urlPrefix, false, isWikiMarkdown)
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rawBytes = RenderIssueIndexPattern(rawBytes, urlPrefix, metas)
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rawBytes = RenderIssueIndexPattern(rawBytes, RenderIssueIndexPatternOptions{
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URLPrefix: urlPrefix,
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Metas: metas,
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})
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rawBytes = RenderCrossReferenceIssueIndexPattern(rawBytes, urlPrefix, metas)
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rawBytes = renderFullSha1Pattern(rawBytes, urlPrefix)
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rawBytes = renderSha1CurrentPattern(rawBytes, urlPrefix)
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@ -55,9 +55,12 @@ func link(href, contents string) string {
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return fmt.Sprintf("<a href=\"%s\">%s</a>", href, contents)
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}
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func testRenderIssueIndexPattern(t *testing.T, input, expected string, metas map[string]string) {
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assert.Equal(t, expected,
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string(RenderIssueIndexPattern([]byte(input), AppSubURL, metas)))
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func testRenderIssueIndexPattern(t *testing.T, input, expected string, opts RenderIssueIndexPatternOptions) {
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if len(opts.URLPrefix) == 0 {
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opts.URLPrefix = AppSubURL
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}
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actual := string(RenderIssueIndexPattern([]byte(input), opts))
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assert.Equal(t, expected, actual)
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}
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func TestURLJoin(t *testing.T) {
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@ -88,8 +91,8 @@ func TestURLJoin(t *testing.T) {
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func TestRender_IssueIndexPattern(t *testing.T) {
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// numeric: render inputs without valid mentions
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test := func(s string) {
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testRenderIssueIndexPattern(t, s, s, nil)
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testRenderIssueIndexPattern(t, s, s, numericMetas)
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testRenderIssueIndexPattern(t, s, s, RenderIssueIndexPatternOptions{})
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testRenderIssueIndexPattern(t, s, s, RenderIssueIndexPatternOptions{Metas: numericMetas})
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}
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// should not render anything when there are no mentions
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@ -123,13 +126,13 @@ func TestRender_IssueIndexPattern2(t *testing.T) {
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links[i] = numericIssueLink(URLJoin(setting.AppSubURL, "issues"), index)
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}
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expectedNil := fmt.Sprintf(expectedFmt, links...)
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testRenderIssueIndexPattern(t, s, expectedNil, nil)
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testRenderIssueIndexPattern(t, s, expectedNil, RenderIssueIndexPatternOptions{})
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for i, index := range indices {
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links[i] = numericIssueLink("https://someurl.com/someUser/someRepo/", index)
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}
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expectedNum := fmt.Sprintf(expectedFmt, links...)
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testRenderIssueIndexPattern(t, s, expectedNum, numericMetas)
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testRenderIssueIndexPattern(t, s, expectedNum, RenderIssueIndexPatternOptions{Metas: numericMetas})
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}
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// should render freestanding mentions
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@ -155,7 +158,7 @@ func TestRender_IssueIndexPattern3(t *testing.T) {
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// alphanumeric: render inputs without valid mentions
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test := func(s string) {
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testRenderIssueIndexPattern(t, s, s, alphanumericMetas)
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testRenderIssueIndexPattern(t, s, s, RenderIssueIndexPatternOptions{Metas: alphanumericMetas})
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}
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test("")
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test("this is a test")
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@ -187,13 +190,32 @@ func TestRender_IssueIndexPattern4(t *testing.T) {
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links[i] = alphanumIssueLink("https://someurl.com/someUser/someRepo/", name)
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}
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expected := fmt.Sprintf(expectedFmt, links...)
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testRenderIssueIndexPattern(t, s, expected, alphanumericMetas)
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testRenderIssueIndexPattern(t, s, expected, RenderIssueIndexPatternOptions{Metas: alphanumericMetas})
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}
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test("OTT-1234 test", "%s test", "OTT-1234")
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test("test T-12 issue", "test %s issue", "T-12")
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test("test issue ABCDEFGHIJ-1234567890", "test issue %s", "ABCDEFGHIJ-1234567890")
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}
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func TestRenderIssueIndexPatternWithDefaultURL(t *testing.T) {
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setting.AppURL = AppURL
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setting.AppSubURL = AppSubURL
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test := func(input string, expected string) {
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testRenderIssueIndexPattern(t, input, expected, RenderIssueIndexPatternOptions{
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DefaultURL: AppURL,
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})
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}
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test("hello #123 world",
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fmt.Sprintf(`<a rel="nofollow" href="%s">hello</a> `, AppURL)+
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fmt.Sprintf(`<a href="%sissues/123">#123</a> `, AppSubURL)+
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fmt.Sprintf(`<a rel="nofollow" href="%s">world</a>`, AppURL))
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test("hello (#123) world",
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fmt.Sprintf(`<a rel="nofollow" href="%s">hello </a>`, AppURL)+
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fmt.Sprintf(`(<a href="%sissues/123">#123</a>)`, AppSubURL)+
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fmt.Sprintf(`<a rel="nofollow" href="%s"> world</a>`, AppURL))
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}
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func TestRender_AutoLink(t *testing.T) {
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setting.AppURL = AppURL
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setting.AppSubURL = AppSubURL
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@ -111,6 +111,7 @@ func NewFuncMap() []template.FuncMap {
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return strings.NewReplacer("%", "%25", "#", "%23", " ", "%20", "?", "%3F").Replace(str)
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},
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"RenderCommitMessage": RenderCommitMessage,
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"RenderCommitMessageLink": RenderCommitMessageLink,
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"ThemeColorMetaTag": func() string {
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return setting.UI.ThemeColorMetaTag
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},
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@ -252,28 +253,31 @@ func ReplaceLeft(s, old, new string) string {
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}
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// RenderCommitMessage renders commit message with XSS-safe and special links.
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func RenderCommitMessage(full bool, msg, urlPrefix string, metas map[string]string) template.HTML {
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func RenderCommitMessage(msg, urlPrefix string, metas map[string]string) template.HTML {
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return renderCommitMessage(msg, markup.RenderIssueIndexPatternOptions{
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URLPrefix: urlPrefix,
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Metas: metas,
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})
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}
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// RenderCommitMessageLink renders commit message as a XXS-safe link to the provided
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// default url, handling for special links.
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func RenderCommitMessageLink(msg, urlPrefix string, urlDefault string, metas map[string]string) template.HTML {
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return renderCommitMessage(msg, markup.RenderIssueIndexPatternOptions{
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DefaultURL: urlDefault,
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URLPrefix: urlPrefix,
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Metas: metas,
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})
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}
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func renderCommitMessage(msg string, opts markup.RenderIssueIndexPatternOptions) template.HTML {
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cleanMsg := template.HTMLEscapeString(msg)
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fullMessage := string(markup.RenderIssueIndexPattern([]byte(cleanMsg), urlPrefix, metas))
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fullMessage := string(markup.RenderIssueIndexPattern([]byte(cleanMsg), opts))
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msgLines := strings.Split(strings.TrimSpace(fullMessage), "\n")
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numLines := len(msgLines)
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if numLines == 0 {
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if len(msgLines) == 0 {
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return template.HTML("")
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} else if !full {
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}
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return template.HTML(msgLines[0])
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} else if numLines == 1 || (numLines >= 2 && len(msgLines[1]) == 0) {
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// First line is a header, standalone or followed by empty line
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header := fmt.Sprintf("<h3>%s</h3>", msgLines[0])
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if numLines >= 2 {
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fullMessage = header + fmt.Sprintf("\n<pre>%s</pre>", strings.Join(msgLines[2:], "\n"))
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} else {
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fullMessage = header
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}
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} else {
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// Non-standard git message, there is no header line
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fullMessage = fmt.Sprintf("<h4>%s</h4>", strings.Join(msgLines, "<br>"))
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}
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return template.HTML(fullMessage)
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}
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// Actioner describes an action
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@ -60,7 +60,7 @@
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</a>
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</td>
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<td class="message collapsing">
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<span class="has-emoji{{if gt .ParentCount 1}} grey text{{end}}">{{RenderCommitMessage false .Summary $.RepoLink $.Repository.ComposeMetas}}</span>
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<span class="has-emoji{{if gt .ParentCount 1}} grey text{{end}}">{{RenderCommitMessage .Summary $.RepoLink $.Repository.ComposeMetas}}</span>
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{{template "repo/commit_status" .Status}}
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</td>
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<td class="grey text right aligned">{{TimeSince .Author.When $.Lang}}</td>
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@ -9,7 +9,7 @@
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<a class="ui floated right blue tiny button" href="{{EscapePound .SourcePath}}">
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{{.i18n.Tr "repo.diff.browse_source"}}
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</a>
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<h3>{{RenderCommitMessage false .Commit.Message $.RepoLink $.Repository.ComposeMetas}}{{template "repo/commit_status" .CommitStatus}}</h3>
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<h3>{{RenderCommitMessage .Commit.Message $.RepoLink $.Repository.ComposeMetas}}{{template "repo/commit_status" .CommitStatus}}</h3>
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</div>
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<div class="ui attached info segment {{if .Commit.Signature}} isSigned {{if .Verification.Verified }} isVerified {{end}}{{end}}">
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{{if .Author}}
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@ -26,7 +26,7 @@
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<a href="{{AppSubUrl}}/{{$.Username}}/{{$.Reponame}}/commit/{{.Rev}}">{{ .ShortRev}}</a>
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</code>
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<strong> {{.Branch}}</strong>
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<em>{{RenderCommitMessage false .Subject $.RepoLink $.Repository.ComposeMetas}}</em> by
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<em>{{RenderCommitMessage .Subject $.RepoLink $.Repository.ComposeMetas}}</em> by
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<span class="author">
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{{.Author}}
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</span>
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@ -27,7 +27,7 @@
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</div>
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{{end}}
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</a>
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<span class="grey has-emoji">{{RenderCommitMessage false .LatestCommit.Summary .RepoLink $.Repository.ComposeMetas}}
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<span class="grey has-emoji">{{RenderCommitMessage .LatestCommit.Summary .RepoLink $.Repository.ComposeMetas}}
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{{template "repo/commit_status" .LatestCommitStatus}}</span>
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</th>
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<th class="nine wide">
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@ -75,9 +75,7 @@
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</td>
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{{end}}
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<td class="message collapsing has-emoji">
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<a rel="nofollow" href="{{$.RepoLink}}/commit/{{$commit.ID}}">
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{{RenderCommitMessage false $commit.Summary $.RepoLink $.Repository.ComposeMetas}}
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</a>
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{{RenderCommitMessageLink $commit.Summary $.RepoLink (print $.RepoLink "/commit/" $commit.ID) $.Repository.ComposeMetas}}
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</td>
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<td class="text grey right age">{{TimeSince $commit.Committer.When $.Lang}}</td>
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</tr>
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