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fix panic (#12)

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* c.Args().Len() - 1 might be negative value

* fix getStdinLinesOrFirstArgument

* fix getStdinLinesOrFirstArgument
This commit is contained in:
mattn 2024-02-03 22:03:32 +09:00 committed by GitHub
parent 0b9e861f90
commit 01e1f52a70
No known key found for this signature in database
GPG Key ID: B5690EEEBB952194
5 changed files with 35 additions and 18 deletions
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2
decode.go
View File

@ -33,7 +33,7 @@ var decode = &cli.Command{
},
ArgsUsage: "<npub | nprofile | nip05 | nevent | naddr | nsec>",
Action: func(c *cli.Context) error {
for input := range getStdinLinesOrFirstArgument(c) {
for input := range getStdinLinesOrFirstArgument(c.Args().First()) {
if strings.HasPrefix(input, "nostr:") {
input = input[6:]
}

10
encode.go
View File

@ -29,7 +29,7 @@ var encode = &cli.Command{
Name: "npub",
Usage: "encode a hex public key into bech32 'npub' format",
Action: func(c *cli.Context) error {
for target := range getStdinLinesOrFirstArgument(c) {
for target := range getStdinLinesOrFirstArgument(c.Args().First()) {
if ok := nostr.IsValidPublicKey(target); !ok {
lineProcessingError(c, "invalid public key: %s", target)
continue
@ -50,7 +50,7 @@ var encode = &cli.Command{
Name: "nsec",
Usage: "encode a hex private key into bech32 'nsec' format",
Action: func(c *cli.Context) error {
for target := range getStdinLinesOrFirstArgument(c) {
for target := range getStdinLinesOrFirstArgument(c.Args().First()) {
if ok := nostr.IsValid32ByteHex(target); !ok {
lineProcessingError(c, "invalid private key: %s", target)
continue
@ -78,7 +78,7 @@ var encode = &cli.Command{
},
},
Action: func(c *cli.Context) error {
for target := range getStdinLinesOrFirstArgument(c) {
for target := range getStdinLinesOrFirstArgument(c.Args().First()) {
if ok := nostr.IsValid32ByteHex(target); !ok {
lineProcessingError(c, "invalid public key: %s", target)
continue
@ -115,7 +115,7 @@ var encode = &cli.Command{
},
},
Action: func(c *cli.Context) error {
for target := range getStdinLinesOrFirstArgument(c) {
for target := range getStdinLinesOrFirstArgument(c.Args().First()) {
if ok := nostr.IsValid32ByteHex(target); !ok {
lineProcessingError(c, "invalid event id: %s", target)
continue
@ -212,7 +212,7 @@ var encode = &cli.Command{
Name: "note",
Usage: "generate note1 event codes (not recommended)",
Action: func(c *cli.Context) error {
for target := range getStdinLinesOrFirstArgument(c) {
for target := range getStdinLinesOrFirstArgument(c.Args().First()) {
if ok := nostr.IsValid32ByteHex(target); !ok {
lineProcessingError(c, "invalid event id: %s", target)
continue

2
fetch.go
View File

@ -31,7 +31,7 @@ var fetch = &cli.Command{
})
}()
for code := range getStdinLinesOrFirstArgument(c) {
for code := range getStdinLinesOrFirstArgument(c.Args().First()) {
filter := nostr.Filter{}
prefix, value, err := nip19.Decode(code)

7
helpers.go
View File

@ -47,12 +47,11 @@ func getStdinLinesOrBlank() chan string {
}
}
func getStdinLinesOrFirstArgument(c *cli.Context) chan string {
func getStdinLinesOrFirstArgument(arg string) chan string {
// try the first argument
target := c.Args().First()
if target != "" {
if arg != "" {
single := make(chan string, 1)
single <- target
single <- arg
close(single)
return single
}

32
key.go
View File

@ -39,7 +39,7 @@ var public = &cli.Command{
Description: ``,
ArgsUsage: "[secret]",
Action: func(c *cli.Context) error {
for sec := range getSecretKeyFromStdinLinesOrFirstArgument(c) {
for sec := range getSecretKeyFromStdinLinesOrFirstArgument(c, c.Args().First()) {
pubkey, err := nostr.GetPublicKey(sec)
if err != nil {
lineProcessingError(c, "failed to derive public key: %s", err)
@ -65,11 +65,20 @@ var encrypt = &cli.Command{
},
},
Action: func(c *cli.Context) error {
password := c.Args().Get(c.Args().Len() - 1)
var content string
var password string
switch c.Args().Len() {
case 1:
content = ""
password = c.Args().Get(0)
case 2:
content = c.Args().Get(0)
password = c.Args().Get(1)
}
if password == "" {
return fmt.Errorf("no password given")
}
for sec := range getSecretKeyFromStdinLinesOrFirstArgument(c) {
for sec := range getSecretKeyFromStdinLinesOrFirstArgument(c, content) {
ncryptsec, err := nip49.Encrypt(sec, password, uint8(c.Int("logn")), 0x02)
if err != nil {
lineProcessingError(c, "failed to encrypt: %s", err)
@ -87,11 +96,20 @@ var decrypt = &cli.Command{
Description: `uses the NIP-49 standard.`,
ArgsUsage: "<ncryptsec-code> <password>",
Action: func(c *cli.Context) error {
password := c.Args().Get(c.Args().Len() - 1)
var content string
var password string
switch c.Args().Len() {
case 1:
content = ""
password = c.Args().Get(0)
case 2:
content = c.Args().Get(0)
password = c.Args().Get(1)
}
if password == "" {
return fmt.Errorf("no password given")
}
for ncryptsec := range getStdinLinesOrFirstArgument(c) {
for ncryptsec := range getStdinLinesOrFirstArgument(content) {
sec, err := nip49.Decrypt(ncryptsec, password)
if err != nil {
lineProcessingError(c, "failed to decrypt: %s", err)
@ -104,10 +122,10 @@ var decrypt = &cli.Command{
},
}
func getSecretKeyFromStdinLinesOrFirstArgument(c *cli.Context) chan string {
func getSecretKeyFromStdinLinesOrFirstArgument(c *cli.Context, content string) chan string {
ch := make(chan string)
go func() {
for sec := range getStdinLinesOrFirstArgument(c) {
for sec := range getStdinLinesOrFirstArgument(content) {
if sec == "" {
continue
}