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fix #1829 and fix #890

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This commit is contained in:
Unknwon 2015-12-04 21:30:33 -05:00
parent 76d4b9288b
commit e538ff2770
25 changed files with 248 additions and 94 deletions
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129
modules/base/markdown.go
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@ -137,50 +137,6 @@ var (
sha1CurrentPattern = regexp.MustCompile(`\b[0-9a-f]{40}\b`)
)
func RenderSpecialLink(rawBytes []byte, urlPrefix string) []byte {
ms := MentionPattern.FindAll(rawBytes, -1)
for _, m := range ms {
m = bytes.TrimSpace(m)
rawBytes = bytes.Replace(rawBytes, m,
[]byte(fmt.Sprintf(`<a href="%s/%s">%s</a>`, setting.AppSubUrl, m[1:], m)), -1)
}
ms = commitPattern.FindAll(rawBytes, -1)
for _, m := range ms {
m = bytes.TrimSpace(m)
i := strings.Index(string(m), "commit/")
j := strings.Index(string(m), "#")
if j == -1 {
j = len(m)
}
rawBytes = bytes.Replace(rawBytes, m, []byte(fmt.Sprintf(
` <code><a href="%s">%s</a></code>`, m, ShortSha(string(m[i+7:j])))), -1)
}
ms = issueFullPattern.FindAll(rawBytes, -1)
for _, m := range ms {
m = bytes.TrimSpace(m)
i := strings.Index(string(m), "issues/")
j := strings.Index(string(m), "#")
if j == -1 {
j = len(m)
}
rawBytes = bytes.Replace(rawBytes, m, []byte(fmt.Sprintf(
` <a href="%s">#%s</a>`, m, ShortSha(string(m[i+7:j])))), -1)
}
rawBytes = RenderIssueIndexPattern(rawBytes, urlPrefix)
rawBytes = RenderSha1CurrentPattern(rawBytes, urlPrefix)
return rawBytes
}
func RenderSha1CurrentPattern(rawBytes []byte, urlPrefix string) []byte {
ms := sha1CurrentPattern.FindAll(rawBytes, -1)
for _, m := range ms {
rawBytes = bytes.Replace(rawBytes, m, []byte(fmt.Sprintf(
`<a href="%s/commit/%s"><code>%s</code></a>`, urlPrefix, m, ShortSha(string(m)))), -1)
}
return rawBytes
}
func cutoutVerbosePrefix(prefix string) string {
count := 0
for i := 0; i < len(prefix); i++ {
@ -194,7 +150,7 @@ func cutoutVerbosePrefix(prefix string) string {
return prefix
}
func RenderIssueIndexPattern(rawBytes []byte, urlPrefix string) []byte {
func RenderIssueIndexPattern(rawBytes []byte, urlPrefix string, metas map[string]string) []byte {
urlPrefix = cutoutVerbosePrefix(urlPrefix)
ms := issueIndexPattern.FindAll(rawBytes, -1)
for _, m := range ms {
@ -204,24 +160,45 @@ func RenderIssueIndexPattern(rawBytes []byte, urlPrefix string) []byte {
space = " "
m2 = m2[1:]
}
rawBytes = bytes.Replace(rawBytes, m, []byte(fmt.Sprintf(`%s<a href="%s/issues/%s">%s</a>`,
space, urlPrefix, m2[1:], m2)), 1)
if metas == nil {
rawBytes = bytes.Replace(rawBytes, m, []byte(fmt.Sprintf(`%s<a href="%s/issues/%s">%s</a>`,
space, urlPrefix, m2[1:], m2)), 1)
} else {
// Support for external issue tracker
metas["index"] = string(m2[1:])
rawBytes = bytes.Replace(rawBytes, m, []byte(fmt.Sprintf(`%s<a href="%s">%s</a>`,
space, com.Expand(metas["format"], metas), m2)), 1)
}
}
return rawBytes
}
func RenderSpecialLink(rawBytes []byte, urlPrefix string, metas map[string]string) []byte {
ms := MentionPattern.FindAll(rawBytes, -1)
for _, m := range ms {
m = bytes.TrimSpace(m)
rawBytes = bytes.Replace(rawBytes, m,
[]byte(fmt.Sprintf(`<a href="%s/%s">%s</a>`, setting.AppSubUrl, m[1:], m)), -1)
}
rawBytes = RenderIssueIndexPattern(rawBytes, urlPrefix, metas)
rawBytes = RenderSha1CurrentPattern(rawBytes, urlPrefix)
return rawBytes
}
func RenderSha1CurrentPattern(rawBytes []byte, urlPrefix string) []byte {
ms := sha1CurrentPattern.FindAll(rawBytes, -1)
for _, m := range ms {
rawBytes = bytes.Replace(rawBytes, m, []byte(fmt.Sprintf(
`<a href="%s/commit/%s"><code>%s</code></a>`, urlPrefix, m, ShortSha(string(m)))), -1)
}
return rawBytes
}
func RenderRawMarkdown(body []byte, urlPrefix string) []byte {
htmlFlags := 0
// htmlFlags |= blackfriday.HTML_USE_XHTML
// htmlFlags |= blackfriday.HTML_USE_SMARTYPANTS
// htmlFlags |= blackfriday.HTML_SMARTYPANTS_FRACTIONS
// htmlFlags |= blackfriday.HTML_SMARTYPANTS_LATEX_DASHES
// htmlFlags |= blackfriday.HTML_SKIP_HTML
htmlFlags |= blackfriday.HTML_SKIP_STYLE
// htmlFlags |= blackfriday.HTML_SKIP_SCRIPT
// htmlFlags |= blackfriday.HTML_GITHUB_BLOCKCODE
htmlFlags |= blackfriday.HTML_OMIT_CONTENTS
// htmlFlags |= blackfriday.HTML_COMPLETE_PAGE
renderer := &CustomRender{
Renderer: blackfriday.HtmlRenderer(htmlFlags, "", ""),
urlPrefix: urlPrefix,
@ -252,9 +229,36 @@ var (
var noEndTags = []string{"img", "input", "br", "hr"}
// PreProcessMarkdown renders full links of commits, issues and pulls to shorter version.
func PreProcessMarkdown(rawHTML []byte, urlPrefix string) []byte {
ms := commitPattern.FindAll(rawHTML, -1)
for _, m := range ms {
m = bytes.TrimSpace(m)
i := strings.Index(string(m), "commit/")
j := strings.Index(string(m), "#")
if j == -1 {
j = len(m)
}
rawHTML = bytes.Replace(rawHTML, m, []byte(fmt.Sprintf(
` <code><a href="%s">%s</a></code>`, m, ShortSha(string(m[i+7:j])))), -1)
}
ms = issueFullPattern.FindAll(rawHTML, -1)
for _, m := range ms {
m = bytes.TrimSpace(m)
i := strings.Index(string(m), "issues/")
j := strings.Index(string(m), "#")
if j == -1 {
j = len(m)
}
rawHTML = bytes.Replace(rawHTML, m, []byte(fmt.Sprintf(
` <a href="%s">#%s</a>`, m, ShortSha(string(m[i+7:j])))), -1)
}
return rawHTML
}
// PostProcessMarkdown treats different types of HTML differently,
// and only renders special links for plain text blocks.
func PostProcessMarkdown(rawHtml []byte, urlPrefix string) []byte {
func PostProcessMarkdown(rawHtml []byte, urlPrefix string, metas map[string]string) []byte {
startTags := make([]string, 0, 5)
var buf bytes.Buffer
tokenizer := html.NewTokenizer(bytes.NewReader(rawHtml))
@ -264,7 +268,7 @@ OUTER_LOOP:
token := tokenizer.Token()
switch token.Type {
case html.TextToken:
buf.Write(RenderSpecialLink([]byte(token.String()), urlPrefix))
buf.Write(RenderSpecialLink([]byte(token.String()), urlPrefix, metas))
case html.StartTagToken:
buf.WriteString(token.String())
@ -322,13 +326,14 @@ OUTER_LOOP:
return rawHtml
}
func RenderMarkdown(rawBytes []byte, urlPrefix string) []byte {
result := RenderRawMarkdown(rawBytes, urlPrefix)
result = PostProcessMarkdown(result, urlPrefix)
func RenderMarkdown(rawBytes []byte, urlPrefix string, metas map[string]string) []byte {
result := PreProcessMarkdown(rawBytes, urlPrefix)
result = RenderRawMarkdown(result, urlPrefix)
result = PostProcessMarkdown(result, urlPrefix, metas)
result = Sanitizer.SanitizeBytes(result)
return result
}
func RenderMarkdownString(raw, urlPrefix string) string {
return string(RenderMarkdown([]byte(raw), urlPrefix))
func RenderMarkdownString(raw, urlPrefix string, metas map[string]string) string {
return string(RenderMarkdown([]byte(raw), urlPrefix, metas))
}