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check version in backend

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This commit is contained in:
Egor Aristov 2025-02-06 14:01:17 +03:00
parent 12f5f4fed8
commit 3ea8e1b4b1
1 changed files with 16 additions and 0 deletions
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16
internal/api/http/handler.go
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@ -17,6 +17,8 @@ import (
"html" "html"
"io" "io"
"net/url" "net/url"
"strconv"
"strings"
"time" "time"
) )
@ -152,6 +154,20 @@ func (h *Handler) handlePageScreenshot(c echo.Context) error {
} }
func (h *Handler) decodeSpecs(specsParam string) (Specs, error) { func (h *Handler) decodeSpecs(specsParam string) (Specs, error) {
var err error
version := 0
paramSplit := strings.Split(specsParam, ":")
if len(paramSplit) == 2 {
version, err = strconv.Atoi(paramSplit[0])
if err != nil {
return Specs{}, fmt.Errorf("invalid version: %s", paramSplit[0])
}
}
if version != 0 {
return Specs{}, fmt.Errorf("unknown version: %d", version)
}
decodedSpecsParam, err := base64.StdEncoding.WithPadding(base64.NoPadding).DecodeString(specsParam) decodedSpecsParam, err := base64.StdEncoding.WithPadding(base64.NoPadding).DecodeString(specsParam)
if err != nil { if err != nil {
return Specs{}, fmt.Errorf("failed to decode specs: %w", err) return Specs{}, fmt.Errorf("failed to decode specs: %w", err)