captcha

package

v0.5.0 Latest Latest Go to latest Published: May 21, 2025 License: MIT Imports: 4 Imported by: 0

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Valid go.mod file
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github.com/ackcoder/go-mods

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Documentation ¶

Index ¶

type Captcha
- func New(size, exp int, dirverType ...CaptchaType) *Captcha
- func (c *Captcha) Check(idKey, code string) bool
- func (c *Captcha) Make(withFormatPrefix bool) (idKey, b64Str string, err error)
type CaptchaType
type ImageOption

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

This section is empty.

Types ¶

type Captcha ¶

type Captcha struct {
	// contains filtered or unexported fields
}

func New ¶

func New(size, exp int, dirverType ...CaptchaType) *Captcha

创建验证码实例

{size} 验证码长度
{exp} 验证码有效期,单位/秒
{dirverType} 验证码类型,可选,默认(数值+字母组合)

func (*Captcha) Check ¶

func (c *Captcha) Check(idKey, code string) bool

Check 校验验证码

{idKey} 验证码ID
{code} 用户提交的验证码

func (*Captcha) Make ¶

func (c *Captcha) Make(withFormatPrefix bool) (idKey, b64Str string, err error)

Make 生成验证码

{withFormatPrefix} 是否携带图片格式前缀

return:

{idKey} 验证码ID 校验时要用
{b64Str} 验证码图片 base64 字串

type CaptchaType ¶

type CaptchaType func(c *Captcha)

验证码类型项

func WithTypeAudio ¶

func WithTypeAudio(lang ...string) CaptchaType

音频验证码

{lang} 音频语言,可用值:"en"英语,"ja"日语,"ru"俄语,"zh"中文,默认"en"

func WithTypeChinese ¶

func WithTypeChinese(w, h int, opt ...*ImageOption) CaptchaType

中文验证码

{w},{h} 宽高
{opt} 可选项参数

func WithTypeDigit ¶

func WithTypeDigit(w, h int) CaptchaType

纯数字验证码

{w},{h} 宽高,最低100x36

func WithTypeMath ¶

func WithTypeMath(w, h int, opt ...*ImageOption) CaptchaType

数学计算验证码

{w},{h} 宽高
{opt} 可选项参数

func WithTypeString ¶

func WithTypeString(w, h int, opt ...*ImageOption) CaptchaType

数值字母验证码

{w},{h} 宽高
{opt} 可选项参数

type ImageOption ¶

type ImageOption struct {
	Noise     int         //噪点数,默认32
	LineLevel int         //干扰线强度,范围1-3,-1表示不设置,默认2
	BgColor   *color.RGBA //背景色,默认r10,g20,b50,a10
	Source    string      //取值源
	Font      string      //字体
}

图片类验证码选项参数

Source Files ¶

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