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ferret/pkg/stdlib/strings/encode.go
3timeslazy de703513e4 Linter Cleanup (#276)
* linter cleanup

* fix default case
2019-03-29 10:48:51 -04:00

93 lines
2.5 KiB
Go

package strings
import (
"context"
"crypto/md5"
"crypto/sha1"
"crypto/sha512"
"encoding/base64"
"net/url"
"github.com/MontFerret/ferret/pkg/runtime/core"
"github.com/MontFerret/ferret/pkg/runtime/values"
)
// EncodeURIComponent returns the encoded String of uri.
// @param (String) - Uri to encode.
// @returns String - Encoded string.
func EncodeURIComponent(_ context.Context, args ...core.Value) (core.Value, error) {
err := core.ValidateArgs(args, 1, 1)
if err != nil {
return values.EmptyString, err
}
str := url.QueryEscape(args[0].String())
return values.NewString(str), nil
}
// Md5 calculates the MD5 checksum for text and return it in a hexadecimal string representation.
// @param text (String) - The string to do calculations against to.
// @return (String) - MD5 checksum as hex string.
func Md5(_ context.Context, args ...core.Value) (core.Value, error) {
err := core.ValidateArgs(args, 1, 1)
if err != nil {
return values.EmptyString, err
}
text := args[0].String()
res := md5.Sum([]byte(text))
return values.NewString(string(res[:])), nil
}
// Sha1 calculates the SHA1 checksum for text and returns it in a hexadecimal string representation.
// @param text (String) - The string to do calculations against to.
// @return (String) - Sha1 checksum as hex string.
func Sha1(_ context.Context, args ...core.Value) (core.Value, error) {
err := core.ValidateArgs(args, 1, 1)
if err != nil {
return values.EmptyString, err
}
text := args[0].String()
res := sha1.Sum([]byte(text))
return values.NewString(string(res[:])), nil
}
// Sha512 calculates the SHA512 checksum for text and returns it in a hexadecimal string representation.
// @param text (String) - The string to do calculations against to.
// @return (String) - SHA512 checksum as hex string.
func Sha512(_ context.Context, args ...core.Value) (core.Value, error) {
err := core.ValidateArgs(args, 1, 1)
if err != nil {
return values.EmptyString, err
}
text := args[0].String()
res := sha512.Sum512([]byte(text))
return values.NewString(string(res[:])), nil
}
// ToBase64 returns the base64 representation of value.
// @param value (string) - The string to encode.
// @returns toBase64String (String) - A base64 representation of the string.
func ToBase64(_ context.Context, args ...core.Value) (core.Value, error) {
err := core.ValidateArgs(args, 1, 1)
if err != nil {
return values.EmptyString, err
}
value := args[0].String()
out := base64.StdEncoding.EncodeToString([]byte(value))
return values.NewString(out), nil
}