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fix(notifications): rendering of plaintext mails

This commit is contained in:
kolaente 2024-04-07 14:12:44 +02:00
parent 191a476823
commit 5892622676
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GPG Key ID: F40E70337AB24C9B
3 changed files with 33 additions and 29 deletions
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8
pkg/notifications/mail.go
View File

@ -31,7 +31,7 @@ type Mail struct {
} }
type mailLine struct { type mailLine struct {
text string Text string
isHTML bool isHTML bool
} }
@ -71,7 +71,7 @@ func (m *Mail) Action(text, url string) *Mail {
return m return m
} }
// Line adds a line of text to the mail // Line adds a line of Text to the mail
func (m *Mail) Line(line string) *Mail { func (m *Mail) Line(line string) *Mail {
return m.appendLine(line, false) return m.appendLine(line, false)
} }
@ -83,14 +83,14 @@ func (m *Mail) HTML(line string) *Mail {
func (m *Mail) appendLine(line string, isHTML bool) *Mail { func (m *Mail) appendLine(line string, isHTML bool) *Mail {
if m.actionURL == "" { if m.actionURL == "" {
m.introLines = append(m.introLines, &mailLine{ m.introLines = append(m.introLines, &mailLine{
text: line, Text: line,
isHTML: isHTML, isHTML: isHTML,
}) })
return m return m
} }
m.outroLines = append(m.outroLines, &mailLine{ m.outroLines = append(m.outroLines, &mailLine{
text: line, Text: line,
isHTML: isHTML, isHTML: isHTML,
}) })

20
pkg/notifications/mail_render.go
View File

@ -35,12 +35,12 @@ import (
const mailTemplatePlain = ` const mailTemplatePlain = `
{{ .Greeting }} {{ .Greeting }}
{{ range $line := .IntroLines}} {{ range $line := .IntroLines}}
{{ $line }} {{ $line.Text }}
{{ end }} {{ end }}
{{ if .ActionURL }}{{ .ActionText }}: {{ if .ActionURL }}{{ .ActionText }}:
{{ .ActionURL }}{{end}} {{ .ActionURL }}{{end}}
{{ range $line := .OutroLines}} {{ range $line := .OutroLines}}
{{ $line }} {{ $line.Text }}
{{ end }}` {{ end }}`
const mailTemplateHTML = ` const mailTemplateHTML = `
@ -50,9 +50,9 @@ const mailTemplateHTML = `
<meta name="viewport" content="width: display-width;"> <meta name="viewport" content="width: display-width;">
</head> </head>
<body style="width: 100%; padding: 0; margin: 0; background: #f3f4f6"> <body style="width: 100%; padding: 0; margin: 0; background: #f3f4f6">
<div style="width: 100%; font-family: 'Open Sans', sans-serif; text-rendering: optimizeLegibility"> <div style="width: 100%; font-family: 'Open Sans', sans-serif; Text-rendering: optimizeLegibility">
<div style="width: 600px; margin: 0 auto; text-align: justify;"> <div style="width: 600px; margin: 0 auto; Text-align: justify;">
<h1 style="font-size: 30px; text-align: center;"> <h1 style="font-size: 30px; Text-align: center;">
<img src="cid:logo.png" style="height: 75px;" alt="Vikunja"/> <img src="cid:logo.png" style="height: 75px;" alt="Vikunja"/>
</h1> </h1>
<div style="border: 1px solid #dbdbdb; -webkit-box-shadow: 0.3em 0.3em 0.8em #e6e6e6; box-shadow: 0.3em 0.3em 0.8em #e6e6e6; color: #4a4a4a; padding: 5px 25px; border-radius: 3px; background: #fff;"> <div style="border: 1px solid #dbdbdb; -webkit-box-shadow: 0.3em 0.3em 0.8em #e6e6e6; box-shadow: 0.3em 0.3em 0.8em #e6e6e6; color: #4a4a4a; padding: 5px 25px; border-radius: 3px; background: #fff;">
@ -66,7 +66,7 @@ const mailTemplateHTML = `
{{ if .ActionURL }} {{ if .ActionURL }}
<a href="{{ .ActionURL }}" title="{{ .ActionText }}" <a href="{{ .ActionURL }}" title="{{ .ActionText }}"
style="position: relative;text-decoration:none;display: block;border-radius: 4px;cursor: pointer;padding-bottom: 8px;padding-left: 14px;padding-right: 14px;padding-top: 8px;width:280px;margin:10px auto;text-align: center;white-space: nowrap;border: 0;text-transform: uppercase;font-size: 14px;font-weight: 700;-webkit-box-shadow: 0 3px 6px rgba(107,114,128,.12),0 2px 4px rgba(107,114,128,.1);box-shadow: 0 3px 6px rgba(107,114,128,.12),0 2px 4px rgba(107,114,128,.1);background-color: #1973ff;border-color: transparent;color: #fff;"> style="position: relative;Text-decoration:none;display: block;border-radius: 4px;cursor: pointer;padding-bottom: 8px;padding-left: 14px;padding-right: 14px;padding-top: 8px;width:280px;margin:10px auto;Text-align: center;white-space: nowrap;border: 0;Text-transform: uppercase;font-size: 14px;font-weight: 700;-webkit-box-shadow: 0 3px 6px rgba(107,114,128,.12),0 2px 4px rgba(107,114,128,.1);box-shadow: 0 3px 6px rgba(107,114,128,.12),0 2px 4px rgba(107,114,128,.1);background-color: #1973ff;border-color: transparent;color: #fff;">
{{ .ActionText }} {{ .ActionText }}
</a> </a>
{{end}} {{end}}
@ -125,11 +125,11 @@ func RenderMail(m *Mail) (mailOpts *mail.Opts, err error) {
for _, line := range m.introLines { for _, line := range m.introLines {
if line.isHTML { if line.isHTML {
// #nosec G203 -- the html is sanitized // #nosec G203 -- the html is sanitized
introLinesHTML = append(introLinesHTML, templatehtml.HTML(p.Sanitize(line.text))) introLinesHTML = append(introLinesHTML, templatehtml.HTML(p.Sanitize(line.Text)))
continue continue
} }
md := []byte(templatehtml.HTMLEscapeString(line.text)) md := []byte(templatehtml.HTMLEscapeString(line.Text))
var buf bytes.Buffer var buf bytes.Buffer
err = goldmark.Convert(md, &buf) err = goldmark.Convert(md, &buf)
if err != nil { if err != nil {
@ -144,11 +144,11 @@ func RenderMail(m *Mail) (mailOpts *mail.Opts, err error) {
for _, line := range m.outroLines { for _, line := range m.outroLines {
if line.isHTML { if line.isHTML {
// #nosec G203 -- the html is sanitized // #nosec G203 -- the html is sanitized
outroLinesHTML = append(outroLinesHTML, templatehtml.HTML(p.Sanitize(line.text))) outroLinesHTML = append(outroLinesHTML, templatehtml.HTML(p.Sanitize(line.Text)))
continue continue
} }
md := []byte(templatehtml.HTMLEscapeString(line.text)) md := []byte(templatehtml.HTMLEscapeString(line.Text))
var buf bytes.Buffer var buf bytes.Buffer
err = goldmark.Convert(md, &buf) err = goldmark.Convert(md, &buf)
if err != nil { if err != nil {

34
pkg/notifications/mail_test.go
View File

@ -41,11 +41,15 @@ func TestNewMail(t *testing.T) {
assert.Equal(t, "Testmail", mail.subject) assert.Equal(t, "Testmail", mail.subject)
assert.Equal(t, "Hi there,", mail.greeting) assert.Equal(t, "Hi there,", mail.greeting)
assert.Len(t, mail.introLines, 2) assert.Len(t, mail.introLines, 2)
assert.Equal(t, "This is a line", mail.introLines[0]) assert.Equal(t, "This is a line", mail.introLines[0].Text)
assert.Equal(t, "And another one", mail.introLines[1]) assert.False(t, mail.introLines[0].isHTML)
assert.Equal(t, "And another one", mail.introLines[1].Text)
assert.False(t, mail.introLines[1].isHTML)
assert.Len(t, mail.outroLines, 2) assert.Len(t, mail.outroLines, 2)
assert.Equal(t, "This should be an outro line", mail.outroLines[0]) assert.Equal(t, "This should be an outro line", mail.outroLines[0].Text)
assert.Equal(t, "And one more, because why not?", mail.outroLines[1]) assert.False(t, mail.outroLines[0].isHTML)
assert.Equal(t, "And one more, because why not?", mail.outroLines[1].Text)
assert.False(t, mail.outroLines[1].isHTML)
}) })
t.Run("No greeting", func(t *testing.T) { t.Run("No greeting", func(t *testing.T) {
mail := NewMail(). mail := NewMail().
@ -60,8 +64,8 @@ func TestNewMail(t *testing.T) {
assert.Equal(t, "Testmail", mail.subject) assert.Equal(t, "Testmail", mail.subject)
assert.Equal(t, "", mail.greeting) assert.Equal(t, "", mail.greeting)
assert.Len(t, mail.introLines, 2) assert.Len(t, mail.introLines, 2)
assert.Equal(t, "This is a line", mail.introLines[0]) assert.Equal(t, "This is a line", mail.introLines[0].Text)
assert.Equal(t, "And another one", mail.introLines[1]) assert.Equal(t, "And another one", mail.introLines[1].Text)
}) })
t.Run("No action", func(t *testing.T) { t.Run("No action", func(t *testing.T) {
mail := NewMail(). mail := NewMail().
@ -77,10 +81,10 @@ func TestNewMail(t *testing.T) {
assert.Equal(t, "test@otherdomain.com", mail.to) assert.Equal(t, "test@otherdomain.com", mail.to)
assert.Equal(t, "Testmail", mail.subject) assert.Equal(t, "Testmail", mail.subject)
assert.Len(t, mail.introLines, 4) assert.Len(t, mail.introLines, 4)
assert.Equal(t, "This is a line", mail.introLines[0]) assert.Equal(t, "This is a line", mail.introLines[0].Text)
assert.Equal(t, "And another one", mail.introLines[1]) assert.Equal(t, "And another one", mail.introLines[1].Text)
assert.Equal(t, "This should be an outro line", mail.introLines[2]) assert.Equal(t, "This should be an outro line", mail.introLines[2].Text)
assert.Equal(t, "And one more, because why not?", mail.introLines[3]) assert.Equal(t, "And one more, because why not?", mail.introLines[3].Text)
}) })
} }
@ -125,9 +129,9 @@ And one more, because why not?
<meta name="viewport" content="width: display-width;"> <meta name="viewport" content="width: display-width;">
</head> </head>
<body style="width: 100%; padding: 0; margin: 0; background: #f3f4f6"> <body style="width: 100%; padding: 0; margin: 0; background: #f3f4f6">
<div style="width: 100%; font-family: 'Open Sans', sans-serif; text-rendering: optimizeLegibility"> <div style="width: 100%; font-family: 'Open Sans', sans-serif; Text-rendering: optimizeLegibility">
<div style="width: 600px; margin: 0 auto; text-align: justify;"> <div style="width: 600px; margin: 0 auto; Text-align: justify;">
<h1 style="font-size: 30px; text-align: center;"> <h1 style="font-size: 30px; Text-align: center;">
<img src="cid:logo.png" style="height: 75px;" alt="Vikunja"/> <img src="cid:logo.png" style="height: 75px;" alt="Vikunja"/>
</h1> </h1>
<div style="border: 1px solid #dbdbdb; -webkit-box-shadow: 0.3em 0.3em 0.8em #e6e6e6; box-shadow: 0.3em 0.3em 0.8em #e6e6e6; color: #4a4a4a; padding: 5px 25px; border-radius: 3px; background: #fff;"> <div style="border: 1px solid #dbdbdb; -webkit-box-shadow: 0.3em 0.3em 0.8em #e6e6e6; box-shadow: 0.3em 0.3em 0.8em #e6e6e6; color: #4a4a4a; padding: 5px 25px; border-radius: 3px; background: #fff;">
@ -139,7 +143,7 @@ And one more, because why not?
<p>This is a line</p> <p>This is a line</p>
<p>This <strong>line</strong> contains <a href="https://vikunja.io">a link</a></p> <p>This <strong>line</strong> contains <a href="https://vikunja.io" rel="nofollow">a link</a></p>
<p>And another one</p> <p>And another one</p>
@ -148,7 +152,7 @@ And one more, because why not?
<a href="https://example.com" title="The action" <a href="https://example.com" title="The action"
style="position: relative;text-decoration:none;display: block;border-radius: 4px;cursor: pointer;padding-bottom: 8px;padding-left: 14px;padding-right: 14px;padding-top: 8px;width:280px;margin:10px auto;text-align: center;white-space: nowrap;border: 0;text-transform: uppercase;font-size: 14px;font-weight: 700;-webkit-box-shadow: 0 3px 6px rgba(107,114,128,.12),0 2px 4px rgba(107,114,128,.1);box-shadow: 0 3px 6px rgba(107,114,128,.12),0 2px 4px rgba(107,114,128,.1);background-color: #1973ff;border-color: transparent;color: #fff;"> style="position: relative;Text-decoration:none;display: block;border-radius: 4px;cursor: pointer;padding-bottom: 8px;padding-left: 14px;padding-right: 14px;padding-top: 8px;width:280px;margin:10px auto;Text-align: center;white-space: nowrap;border: 0;Text-transform: uppercase;font-size: 14px;font-weight: 700;-webkit-box-shadow: 0 3px 6px rgba(107,114,128,.12),0 2px 4px rgba(107,114,128,.1);box-shadow: 0 3px 6px rgba(107,114,128,.12),0 2px 4px rgba(107,114,128,.1);background-color: #1973ff;border-color: transparent;color: #fff;">
The action The action
</a> </a>