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https://github.com/go-gitea/gitea
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Custom URL-Schemas for Markdown
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ab0ba4bbae
commit
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@ -29,16 +29,10 @@ func isalnum(c byte) bool {
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return (c >= '0' && c <= '9') || isletter(c)
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}
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var validLinks = [][]byte{[]byte("http://"), []byte("https://"), []byte("ftp://"), []byte("mailto://")}
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var validLinksPattern = regexp.MustCompile(`^[a-z][\w-]+://`)
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func isLink(link []byte) bool {
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for _, prefix := range validLinks {
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if len(link) > len(prefix) && bytes.Equal(bytes.ToLower(link[:len(prefix)]), prefix) && isalnum(link[len(prefix)]) {
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return true
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}
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}
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return false
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return validLinksPattern.Match(link)
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}
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func IsMarkdownFile(name string) bool {
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@ -346,7 +340,7 @@ OUTER_LOOP:
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func RenderMarkdown(rawBytes []byte, urlPrefix string, metas map[string]string) []byte {
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result := RenderRawMarkdown(rawBytes, urlPrefix)
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result = PostProcessMarkdown(result, urlPrefix, metas)
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result = Sanitizer.SanitizeBytes(result)
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result = BuildSanitizer().SanitizeBytes(result)
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return result
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}
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@ -37,6 +37,7 @@ func BuildSanitizer() (p *bluemonday.Policy) {
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p.AllowAttrs("type").Matching(regexp.MustCompile(`^checkbox$`)).OnElements("input")
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p.AllowAttrs("checked", "disabled").OnElements("input")
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p.AllowURLSchemes(setting.Markdown.CustomURLSchemes...)
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return p
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}
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@ -117,6 +117,7 @@ var (
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// Markdown sttings
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Markdown struct {
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EnableHardLineBreak bool
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CustomURLSchemes []string `ini:"CUSTOM_URL_SCHEMES"`
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}
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// Picture settings
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@ -105,7 +105,7 @@ func Safe(raw string) template.HTML {
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}
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func Str2html(raw string) template.HTML {
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return template.HTML(base.Sanitizer.Sanitize(raw))
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return template.HTML(base.BuildSanitizer().Sanitize(raw))
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}
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func Range(l int) []int {
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