mirror of
https://github.com/42wim/matterbridge.git
synced 2024-12-28 22:22:48 +01:00
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.
132 lines
2.1 KiB
Go
132 lines
2.1 KiB
Go
// Copyright 2015 The Authors. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style
|
|
// license that can be found in the LICENSE file.
|
|
|
|
package markdown
|
|
|
|
func ruleImage(s *StateInline, silent bool) bool {
|
|
pos := s.Pos
|
|
max := s.PosMax
|
|
|
|
if pos+2 >= max {
|
|
return false
|
|
}
|
|
|
|
src := s.Src
|
|
if src[pos] != '!' || src[pos+1] != '[' {
|
|
return false
|
|
}
|
|
|
|
labelStart := pos + 2
|
|
labelEnd := parseLinkLabel(s, pos+1, false)
|
|
if labelEnd < 0 {
|
|
return false
|
|
}
|
|
|
|
var href, title, label string
|
|
oldPos := pos
|
|
pos = labelEnd + 1
|
|
if pos < max && src[pos] == '(' {
|
|
pos++
|
|
for pos < max {
|
|
b := src[pos]
|
|
if !byteIsSpace(b) && b != '\n' {
|
|
break
|
|
}
|
|
pos++
|
|
}
|
|
if pos >= max {
|
|
return false
|
|
}
|
|
|
|
start := pos
|
|
url, _, endpos, ok := parseLinkDestination(src, pos, s.PosMax)
|
|
if ok {
|
|
url = normalizeLink(url)
|
|
if validateLink(url) {
|
|
href = url
|
|
pos = endpos
|
|
}
|
|
}
|
|
|
|
start = pos
|
|
for pos < max {
|
|
b := src[pos]
|
|
if !byteIsSpace(b) && b != '\n' {
|
|
break
|
|
}
|
|
pos++
|
|
}
|
|
if pos >= max {
|
|
return false
|
|
}
|
|
|
|
title, _, endpos, ok = parseLinkTitle(src, pos, s.PosMax)
|
|
if pos < max && start != pos && ok {
|
|
pos = endpos
|
|
for pos < max {
|
|
b := src[pos]
|
|
if !byteIsSpace(b) && b != '\n' {
|
|
break
|
|
}
|
|
pos++
|
|
}
|
|
}
|
|
|
|
if pos >= max || src[pos] != ')' {
|
|
s.Pos = oldPos
|
|
return false
|
|
}
|
|
|
|
pos++
|
|
|
|
} else {
|
|
if s.Env.References == nil {
|
|
return false
|
|
}
|
|
|
|
if pos < max && src[pos] == '[' {
|
|
start := pos + 1
|
|
pos = parseLinkLabel(s, pos, false)
|
|
if pos >= 0 {
|
|
label = src[start:pos]
|
|
pos++
|
|
} else {
|
|
pos = labelEnd + 1
|
|
}
|
|
} else {
|
|
pos = labelEnd + 1
|
|
}
|
|
|
|
if label == "" {
|
|
label = src[labelStart:labelEnd]
|
|
}
|
|
|
|
ref, ok := s.Env.References[normalizeReference(label)]
|
|
if !ok {
|
|
s.Pos = oldPos
|
|
return false
|
|
}
|
|
|
|
href = ref["href"]
|
|
title = ref["title"]
|
|
}
|
|
|
|
if !silent {
|
|
content := src[labelStart:labelEnd]
|
|
|
|
tokens := s.Md.Inline.Parse(content, s.Md, s.Env)
|
|
|
|
s.PushToken(&Image{
|
|
Src: href,
|
|
Title: title,
|
|
Tokens: tokens,
|
|
})
|
|
}
|
|
|
|
s.Pos = pos
|
|
s.PosMax = max
|
|
|
|
return true
|
|
}
|