package widgets import ( "errors" "git.sr.ht/~sircmpwn/aerc/config" "git.sr.ht/~sircmpwn/aerc/lib/ui" "golang.org/x/crypto/openpgp" pgperrors "golang.org/x/crypto/openpgp/errors" ) type PGPInfo struct { ui.Invalidatable details *openpgp.MessageDetails uiConfig config.UIConfig } func NewPGPInfo(details *openpgp.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) // TODO: Nicer prompt for TOFU, fetch from keyserver, etc if errors.Is(p.details.SignatureError, pgperrors.ErrUnknownIssuer) || p.details.SignedBy == nil { x := ctx.Printf(0, 0, warningStyle, "*") x += ctx.Printf(x, 0, defaultStyle, " Signed with unknown key (%8X); authenticity unknown", p.details.SignedByKeyId) } else if p.details.SignatureError != nil { x := ctx.Printf(0, 0, errorStyle, "Invalid signature!") x += ctx.Printf(x, 0, errorStyle, " This message may have been tampered with! (%s)", p.details.SignatureError.Error()) } else { entity := p.details.SignedBy.Entity ident := entity.PrimaryIdentity() x := ctx.Printf(0, 0, validStyle, "✓ Authentic ") x += ctx.Printf(x, 0, defaultStyle, "Signature from %s (%8X)", ident.Name, p.details.SignedByKeyId) } } func (p *PGPInfo) DrawEncryption(ctx *ui.Context, y int) { validStyle := p.uiConfig.GetStyle(config.STYLE_SUCCESS) defaultStyle := p.uiConfig.GetStyle(config.STYLE_DEFAULT) entity := p.details.DecryptedWith.Entity ident := entity.PrimaryIdentity() x := ctx.Printf(0, y, validStyle, "✓ Encrypted ") x += ctx.Printf(x, y, defaultStyle, "To %s (%8X) ", ident.Name, p.details.DecryptedWith.PublicKey.KeyId) } func (p *PGPInfo) Draw(ctx *ui.Context) { defaultStyle := p.uiConfig.GetStyle(config.STYLE_DEFAULT) ctx.Fill(0, 0, ctx.Width(), ctx.Height(), ' ', defaultStyle) if p.details.IsSigned && p.details.IsEncrypted { p.DrawSignature(ctx) p.DrawEncryption(ctx, 1) } else if p.details.IsSigned { p.DrawSignature(ctx) } else if p.details.IsEncrypted { p.DrawEncryption(ctx, 0) } } func (p *PGPInfo) Invalidate() { p.DoInvalidate(p) }