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04567c765e
This uses our own gomatrix lib with the SendHTML function which adds HTML to formatted_body in matrix. golang-commonmark is used to convert markdown into valid HTML.
71 lines
1.4 KiB
Go
71 lines
1.4 KiB
Go
// Copyright 2015 The Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package markdown
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import (
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"regexp"
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"strings"
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)
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var (
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rAutolink = regexp.MustCompile(`^<([a-zA-Z][a-zA-Z0-9+.\-]{1,31}):([^<>\x00-\x20]*)>`)
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rEmail = regexp.MustCompile(`^<([a-zA-Z0-9.!#$%&'*+/=?^_{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*)>`)
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)
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func ruleAutolink(s *StateInline, silent bool) bool {
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pos := s.Pos
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src := s.Src
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if src[pos] != '<' {
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return false
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}
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tail := src[pos:]
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if strings.IndexByte(tail, '>') < 0 {
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return false
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}
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link := rAutolink.FindString(tail)
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if link != "" {
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link = link[1 : len(link)-1]
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href := normalizeLink(link)
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if !validateLink(href) {
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return false
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}
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if !silent {
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s.PushOpeningToken(&LinkOpen{Href: href})
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s.PushToken(&Text{Content: normalizeLinkText(link)})
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s.PushClosingToken(&LinkClose{})
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}
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s.Pos += len(link) + 2
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return true
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}
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email := rEmail.FindString(tail)
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if email != "" {
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email = email[1 : len(email)-1]
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href := normalizeLink("mailto:" + email)
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if !validateLink(href) {
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return false
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}
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if !silent {
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s.PushOpeningToken(&LinkOpen{Href: href})
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s.PushToken(&Text{Content: normalizeLinkText(email)})
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s.PushClosingToken(&LinkClose{})
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}
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s.Pos += len(email) + 2
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return true
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}
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return false
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}
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