From 585d1556c18abc8b259819847d05b2b088bee806 Mon Sep 17 00:00:00 2001
From: Wim <wim@42.be>
Date: Sun, 2 Feb 2020 18:35:43 +0100
Subject: [PATCH] Disable smartypants in markdown parser. Fixes #989, #983
 (#993)

---
 bridge/helper/helper.go                                | 6 +++++-
 go.mod                                                 | 2 +-
 go.sum                                                 | 4 ++--
 vendor/github.com/gomarkdown/markdown/html/doc.go      | 2 +-
 vendor/github.com/gomarkdown/markdown/parser/inline.go | 2 +-
 vendor/modules.txt                                     | 2 +-
 6 files changed, 11 insertions(+), 7 deletions(-)

diff --git a/bridge/helper/helper.go b/bridge/helper/helper.go
index 66ba64cb..8d75a8ad 100644
--- a/bridge/helper/helper.go
+++ b/bridge/helper/helper.go
@@ -15,6 +15,7 @@ import (
 
 	"github.com/42wim/matterbridge/bridge/config"
 	"github.com/gomarkdown/markdown"
+	"github.com/gomarkdown/markdown/html"
 	"github.com/gomarkdown/markdown/parser"
 	"github.com/sirupsen/logrus"
 )
@@ -181,7 +182,10 @@ func ClipMessage(text string, length int) string {
 func ParseMarkdown(input string) string {
 	extensions := parser.HardLineBreak
 	markdownParser := parser.NewWithExtensions(extensions)
-	parsedMarkdown := markdown.ToHTML([]byte(input), markdownParser, nil)
+	renderer := html.NewRenderer(html.RendererOptions{
+		Flags: 0,
+	})
+	parsedMarkdown := markdown.ToHTML([]byte(input), markdownParser, renderer)
 	res := string(parsedMarkdown)
 	res = strings.TrimPrefix(res, "<p>")
 	res = strings.TrimSuffix(res, "</p>\n")
diff --git a/go.mod b/go.mod
index d47fa936..6f6cddcb 100644
--- a/go.mod
+++ b/go.mod
@@ -11,7 +11,7 @@ require (
 	github.com/dfordsoft/golib v0.0.0-20180902042739-76ee6ab99bec
 	github.com/fsnotify/fsnotify v1.4.7
 	github.com/go-telegram-bot-api/telegram-bot-api v4.6.5-0.20181225215658-ec221ba9ea45+incompatible
-	github.com/gomarkdown/markdown v0.0.0-20200105192015-0948ad373b2c
+	github.com/gomarkdown/markdown v0.0.0-20200127000047-1813ea067497
 	github.com/google/gops v0.3.6
 	github.com/gopackage/ddp v0.0.0-20170117053602-652027933df4 // indirect
 	github.com/gorilla/schema v1.1.0
diff --git a/go.sum b/go.sum
index c356ee32..8d15de15 100644
--- a/go.sum
+++ b/go.sum
@@ -64,8 +64,8 @@ github.com/golang/protobuf v1.3.0 h1:kbxbvI4Un1LUWKxufD+BiE6AEExYYgkQLQmLFqA1LFk
 github.com/golang/protobuf v1.3.0/go.mod h1:Qd/q+1AKNOZr9uGQzbzCmRO6sUih6GTPZv6a1/R87v0=
 github.com/golang/protobuf v1.3.1 h1:YF8+flBXS5eO826T4nzqPrxfhQThhXl0YzfuUPu4SBg=
 github.com/golang/protobuf v1.3.1/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
-github.com/gomarkdown/markdown v0.0.0-20200105192015-0948ad373b2c h1:YQi5cVUn3bbQSS7fadb1G9LLp+sqYk5bQEw+VYes7MQ=
-github.com/gomarkdown/markdown v0.0.0-20200105192015-0948ad373b2c/go.mod h1:aii0r/K0ZnHv7G0KF7xy1v0A7s2Ljrb5byB7MO5p6TU=
+github.com/gomarkdown/markdown v0.0.0-20200127000047-1813ea067497 h1:wJkj+x9gPYlDyM34C6r3SXPs270coWeh85wu1CsusDo=
+github.com/gomarkdown/markdown v0.0.0-20200127000047-1813ea067497/go.mod h1:aii0r/K0ZnHv7G0KF7xy1v0A7s2Ljrb5byB7MO5p6TU=
 github.com/google/btree v1.0.0/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ=
 github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M=
 github.com/google/gops v0.3.6 h1:6akvbMlpZrEYOuoebn2kR+ZJekbZqJ28fJXTs84+8to=
diff --git a/vendor/github.com/gomarkdown/markdown/html/doc.go b/vendor/github.com/gomarkdown/markdown/html/doc.go
index f837c63d..b8d498d6 100644
--- a/vendor/github.com/gomarkdown/markdown/html/doc.go
+++ b/vendor/github.com/gomarkdown/markdown/html/doc.go
@@ -8,7 +8,7 @@ A renderer can be configured with multiple options:
 	import "github.com/gomarkdown/markdown/html"
 
 	flags := html.CommonFlags | html.CompletePage | html.HrefTargetBlank
-	opts := html.RenderOptions{
+	opts := html.RendererOptions{
 		TItle: "A custom title",
 		Flags: flags,
 	}
diff --git a/vendor/github.com/gomarkdown/markdown/parser/inline.go b/vendor/github.com/gomarkdown/markdown/parser/inline.go
index 23849f3a..2a8ac77c 100644
--- a/vendor/github.com/gomarkdown/markdown/parser/inline.go
+++ b/vendor/github.com/gomarkdown/markdown/parser/inline.go
@@ -689,7 +689,7 @@ func leftAngle(p *Parser, data []byte, offset int) (int, ast.Node) {
 }
 
 // '\\' backslash escape
-var escapeChars = []byte("\\`*_{}[]()#+-.!:|&<>~")
+var escapeChars = []byte("\\`*_{}[]()#+-.!:|&<>~^")
 
 func escape(p *Parser, data []byte, offset int) (int, ast.Node) {
 	data = data[offset:]
diff --git a/vendor/modules.txt b/vendor/modules.txt
index 32b59b59..0fba40d5 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -44,7 +44,7 @@ github.com/go-telegram-bot-api/telegram-bot-api
 # github.com/golang/protobuf v1.3.1
 github.com/golang/protobuf/proto
 github.com/golang/protobuf/protoc-gen-go/descriptor
-# github.com/gomarkdown/markdown v0.0.0-20200105192015-0948ad373b2c
+# github.com/gomarkdown/markdown v0.0.0-20200127000047-1813ea067497
 github.com/gomarkdown/markdown
 github.com/gomarkdown/markdown/ast
 github.com/gomarkdown/markdown/html