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justcaptcha
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Code Issues Releases 6 Activity

Image now passed by a pointer instead of value. Hope it will help with memory consumption a little.

This commit is contained in:
Alexander Andreev 2022-08-17 21:47:27 +04:00
parent 18431e0001
commit 59bd479ebe
Signed by: Arav
GPG Key ID: 0388CC8FAA51063F
5 changed files with 7 additions and 6 deletions
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5
internal/captcha/dwelling_captcha.go
View File

@ -24,7 +24,7 @@ func NewDwellingCaptcha(expiry time.Duration) *DwellingCaptcha {
ExpireIn: captcha.ExpiryDate(expiry)}}
}
func (c *DwellingCaptcha) Image(style string) image.Image {
func (c *DwellingCaptcha) Image(style string) *image.Image {
isDark := style == "dark"
ctx := gg.NewContext(dwImageWidth, dwImageHeight)
@ -67,5 +67,6 @@ func (c *DwellingCaptcha) Image(style string) image.Image {
ctx.Stroke()
}
return ctx.Image()
i := ctx.Image()
return &i
}

2
internal/captcha/instance.go
View File

@ -17,7 +17,7 @@ func New(data string, captcha captcha.Captcha) (captcha.Captcha, captcha.ID) {
return captchaDb.New(data, captcha)
}
func Image(id captcha.ID, style string) (image.Image, error) {
func Image(id captcha.ID, style string) (*image.Image, error) {
return captchaDb.Image(id, style)
}

2
internal/handlers/handlers.go
View File

@ -39,7 +39,7 @@ func (h *CaptchaHandlers) Image(w http.ResponseWriter, r *http.Request) {
w.Header().Add("Content-Disposition", "inline; filename=\""+string(captchaID)+"\"")
png.Encode(w, captchaImage)
png.Encode(w, *captchaImage)
}
func (h *CaptchaHandlers) Solve(w http.ResponseWriter, r *http.Request) {

2
pkg/captcha/captcha.go
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@ -21,7 +21,7 @@ func NewIntAnswer() Answer {
// Captcha interface that should be implemented by captcha.
type Captcha interface {
// Image generates and returns an image of captcha.
Image(style string) image.Image
Image(style string) *image.Image
// GetAnswer returns a pregenerated answer.
GetAnswer() Answer
// Solve compares a stored answer with a passed one.

2
pkg/captcha/db.go
View File

@ -87,7 +87,7 @@ func (cdb *InMemoryCaptchaDB) GetExpiry() time.Duration {
}
// Image returns image for a captcha.
func (cdb *InMemoryCaptchaDB) Image(id ID, style string) (image.Image, error) {
func (cdb *InMemoryCaptchaDB) Image(id ID, style string) (*image.Image, error) {
cdb.Lock()
defer cdb.Unlock()
if c, ok := cdb.DB[id]; ok {