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package widgets
import (
"fmt"
"strings"
"unicode/utf8"
"git.sr.ht/~rjarry/aerc/config"
"git.sr.ht/~rjarry/aerc/lib/ui"
"git.sr.ht/~rjarry/aerc/models"
"github.com/gdamore/tcell/v2"
)
type PGPInfo struct {
details *models.MessageDetails
uiConfig *config.UIConfig
}
func NewPGPInfo(details *models.MessageDetails, uiConfig *config.UIConfig) *PGPInfo {
return &PGPInfo{details: details, uiConfig: uiConfig}
}
func (p *PGPInfo) DrawSignature(ctx *ui.Context) {
errorStyle := p.uiConfig.GetStyle(config.STYLE_ERROR)
warningStyle := p.uiConfig.GetStyle(config.STYLE_WARNING)
validStyle := p.uiConfig.GetStyle(config.STYLE_SUCCESS)
defaultStyle := p.uiConfig.GetStyle(config.STYLE_DEFAULT)
var icon string
var indicatorStyle, textstyle tcell.Style
textstyle = defaultStyle
var indicatorText, messageText string
// TODO: Nicer prompt for TOFU, fetch from keyserver, etc
switch p.details.SignatureValidity {
case models.UnknownEntity:
icon = p.uiConfig.IconUnknown
indicatorStyle = warningStyle
indicatorText = "Unknown"
messageText = fmt.Sprintf("Signed with unknown key (%8X); authenticity unknown", p.details.SignedByKeyId)
case models.Valid:
icon = p.uiConfig.IconSigned
if p.details.IsEncrypted && p.uiConfig.IconSignedEncrypted != "" {
icon = p.uiConfig.IconSignedEncrypted
}
indicatorStyle = validStyle
indicatorText = "Authentic"
messageText = fmt.Sprintf("Signature from %s (%8X)", p.details.SignedBy, p.details.SignedByKeyId)
default:
icon = p.uiConfig.IconInvalid
indicatorStyle = errorStyle
indicatorText = "Invalid signature!"
messageText = fmt.Sprintf("This message may have been tampered with! (%s)", p.details.SignatureError)
}
x := ctx.Printf(0, 0, indicatorStyle, "%s %s ", icon, indicatorText)
ctx.Printf(x, 0, textstyle, messageText)
}
func (p *PGPInfo) DrawEncryption(ctx *ui.Context, y int) {
warningStyle := p.uiConfig.GetStyle(config.STYLE_WARNING)
validStyle := p.uiConfig.GetStyle(config.STYLE_SUCCESS)
defaultStyle := p.uiConfig.GetStyle(config.STYLE_DEFAULT)
// if a sign-encrypt combination icon is set, use that
icon := p.uiConfig.IconEncrypted
if p.details.IsSigned && p.details.SignatureValidity == models.Valid && p.uiConfig.IconSignedEncrypted != "" {
icon = strings.Repeat(" ", utf8.RuneCountInString(p.uiConfig.IconSignedEncrypted))
}
x := ctx.Printf(0, y, validStyle, "%s Encrypted", icon)
x += ctx.Printf(x+1, y, defaultStyle, "To %s (%8X) ", p.details.DecryptedWith, p.details.DecryptedWithKeyId)
if !p.details.IsSigned {
ctx.Printf(x, y, warningStyle, "(message not signed!)")
}
}
func (p *PGPInfo) Draw(ctx *ui.Context) {
warningStyle := p.uiConfig.GetStyle(config.STYLE_WARNING)
defaultStyle := p.uiConfig.GetStyle(config.STYLE_DEFAULT)
ctx.Fill(0, 0, ctx.Width(), ctx.Height(), ' ', defaultStyle)
switch {
case p.details == nil && p.uiConfig.IconUnencrypted != "":
x := ctx.Printf(0, 0, warningStyle, "%s ", p.uiConfig.IconUnencrypted)
ctx.Printf(x, 0, defaultStyle, "message unencrypted and unsigned")
case p.details.IsSigned && p.details.IsEncrypted:
p.DrawSignature(ctx)
p.DrawEncryption(ctx, 1)
case p.details.IsSigned:
p.DrawSignature(ctx)
case p.details.IsEncrypted:
p.DrawEncryption(ctx, 0)
}
}
func (p *PGPInfo) Invalidate() {
ui.Invalidate()
}
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