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upgrade macaron/captcha to fix random error problem (#7407)

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Lunny Xiao 2019-07-10 13:26:42 +08:00 committed by GitHub
parent 877df0f9fb
commit b84a251fca
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6 changed files with 44 additions and 29 deletions
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2
go.mod
View file

@ -45,7 +45,7 @@ require (
github.com/glycerine/goconvey v0.0.0-20190315024820-982ee783a72e // indirect
github.com/go-macaron/binding v0.0.0-20160711225916-9440f336b443
github.com/go-macaron/cache v0.0.0-20151013081102-561735312776
github.com/go-macaron/captcha v0.0.0-20151123225153-8aa5919789ab
github.com/go-macaron/captcha v0.0.0-20190710000913-8dc5911259df
github.com/go-macaron/cors v0.0.0-20190309005821-6fd6a9bfe14e9
github.com/go-macaron/csrf v0.0.0-20180426211211-503617c6b372
github.com/go-macaron/i18n v0.0.0-20160612092837-ef57533c3b0f

4
go.sum
View file

@ -113,8 +113,8 @@ github.com/go-macaron/binding v0.0.0-20160711225916-9440f336b443 h1:i801KPR7j76u
github.com/go-macaron/binding v0.0.0-20160711225916-9440f336b443/go.mod h1:u+H6rwW+HQwUL+w5uaEJSpIlVZDye1o9MB4Su0JfRfM=
github.com/go-macaron/cache v0.0.0-20151013081102-561735312776 h1:UYIHS1r0WotqB5cIa0PAiV0m6GzD9rDBcn4alp5JgCw=
github.com/go-macaron/cache v0.0.0-20151013081102-561735312776/go.mod h1:hHAsZm/oBZVcY+S7qdQL6Vbg5VrXF6RuKGuqsszt3Ok=
github.com/go-macaron/captcha v0.0.0-20151123225153-8aa5919789ab h1:4VFhsA3GE5Wwq1Ymr8KWCmrOWi1wRLEgdj48LPfQjxI=
github.com/go-macaron/captcha v0.0.0-20151123225153-8aa5919789ab/go.mod h1:j9TJ+0nwUOWBvNnm0bheHIPFf3cC62EQo7n7O6PbjZA=
github.com/go-macaron/captcha v0.0.0-20190710000913-8dc5911259df h1:MdgvtI3Y1u/DHNj7xUGOqAv+KGoTikjy8xQtCm12L78=
github.com/go-macaron/captcha v0.0.0-20190710000913-8dc5911259df/go.mod h1:j9TJ+0nwUOWBvNnm0bheHIPFf3cC62EQo7n7O6PbjZA=
github.com/go-macaron/cors v0.0.0-20190309005821-6fd6a9bfe14e9 h1:A0QGzY6UHHEil0I2e7C21JenNNG0mmrj5d9SFWTlgr8=
github.com/go-macaron/cors v0.0.0-20190309005821-6fd6a9bfe14e9/go.mod h1:utmMRnVIrXPSfA9MFcpIYKEpKawjKxf62vv62k4707E=
github.com/go-macaron/csrf v0.0.0-20180426211211-503617c6b372 h1:acrx8CnDmlKl+BPoOOLEK9Ko+SrWFB5pxRuGkKj4iqo=

14
vendor/github.com/go-macaron/captcha/.travis.yml generated vendored
View file

@ -1,14 +1,10 @@
sudo: false
language: go
go:
- 1.3
- 1.4
- 1.5
- tip
- 1.6.x
- 1.7.x
- 1.8.x
- 1.9.x
- 1.10.x
script: go test -v -cover -race
notifications:
email:
- u@gogs.io

26
vendor/github.com/go-macaron/captcha/captcha.go generated vendored
View file

@ -19,6 +19,7 @@ package captcha
import (
"fmt"
"html/template"
"image/color"
"path"
"strings"
@ -49,6 +50,7 @@ type Captcha struct {
ChallengeNums int
Expiration int64
CachePrefix string
ColorPalette color.Palette
}
// generate key string
@ -61,16 +63,21 @@ func (c *Captcha) genRandChars() string {
return string(com.RandomCreateBytes(c.ChallengeNums, defaultChars...))
}
// tempalte func for output html
func (c *Captcha) CreateHtml() template.HTML {
// CreateHTML outputs HTML for display and fetch new captcha images.
func (c *Captcha) CreateHTML() template.HTML {
value, err := c.CreateCaptcha()
if err != nil {
panic(fmt.Errorf("fail to create captcha: %v", err))
}
return template.HTML(fmt.Sprintf(`<input type="hidden" name="%s" value="%s">
<a class="captcha" href="javascript:">
<img onclick="this.src=('%s%s%s.png?reload='+(new Date()).getTime())" class="captcha-img" src="%s%s%s.png">
</a>`, c.FieldIdName, value, c.SubURL, c.URLPrefix, value, c.SubURL, c.URLPrefix, value))
return template.HTML(fmt.Sprintf(`<input type="hidden" name="%[1]s" value="%[2]s">
<a class="captcha" href="javascript:" tabindex="-1">
<img onclick="this.src=('%[3]s%[4]s%[2]s.png?reload='+(new Date()).getTime())" class="captcha-img" src="%[3]s%[4]s%[2]s.png">
</a>`, c.FieldIdName, value, c.SubURL, c.URLPrefix))
}
// DEPRECATED
func (c *Captcha) CreateHtml() template.HTML {
return c.CreateHTML()
}
// create a new captcha id
@ -139,6 +146,9 @@ type Options struct {
Expiration int64
// Cache key prefix captcha characters. Default is "captcha_".
CachePrefix string
// ColorPalette holds a collection of primary colors used for
// the captcha's text. If not defined, a random color will be generated.
ColorPalette color.Palette
}
func prepareOptions(options []Options) Options {
@ -192,6 +202,7 @@ func NewCaptcha(opt Options) *Captcha {
ChallengeNums: opt.ChallengeNums,
Expiration: opt.Expiration,
CachePrefix: opt.CachePrefix,
ColorPalette: opt.ColorPalette,
}
}
@ -229,9 +240,10 @@ func Captchaer(options ...Options) macaron.Handler {
}
}
if _, err := NewImage([]byte(chars), cpt.StdWidth, cpt.StdHeight).WriteTo(ctx.Resp); err != nil {
if _, err := NewImage([]byte(chars), cpt.StdWidth, cpt.StdHeight, cpt.ColorPalette).WriteTo(ctx.Resp); err != nil {
panic(fmt.Errorf("write captcha: %v", err))
}
ctx.Status(200)
return
}

25
vendor/github.com/go-macaron/captcha/image.go generated vendored
View file

@ -265,16 +265,22 @@ func randFloat(from, to float64) float64 {
return (to-from)*prng.Float64() + from
}
func randomPalette() color.Palette {
func randomPalette(primary color.Palette) color.Palette {
p := make([]color.Color, circleCount+1)
// Transparent color.
p[0] = color.RGBA{0xFF, 0xFF, 0xFF, 0x00}
// Primary color.
prim := color.RGBA{
uint8(randIntn(129)),
uint8(randIntn(129)),
uint8(randIntn(129)),
0xFF,
var prim color.RGBA
if len(primary) == 0 {
prim = color.RGBA{
uint8(randIntn(129)),
uint8(randIntn(129)),
uint8(randIntn(129)),
0xFF,
}
} else {
r, g, b, a := primary[randIntn(len(primary)-1)].RGBA()
prim = color.RGBA{uint8(r), uint8(g), uint8(b), uint8(a)}
}
p[1] = prim
// Circle colors.
@ -285,10 +291,11 @@ func randomPalette() color.Palette {
}
// NewImage returns a new captcha image of the given width and height with the
// given digits, where each digit must be in range 0-9.
func NewImage(digits []byte, width, height int) *Image {
// given digits, where each digit must be in range 0-9. The digit's color is
// chosen by random from the colorPalette.
func NewImage(digits []byte, width, height int, colorPalette color.Palette) *Image {
m := new(Image)
m.Paletted = image.NewPaletted(image.Rect(0, 0, width, height), randomPalette())
m.Paletted = image.NewPaletted(image.Rect(0, 0, width, height), randomPalette(colorPalette))
m.calculateSizes(width, height, len(digits))
// Randomly position captcha inside the image.
maxx := width - (m.numWidth+m.dotSize)*len(digits) - m.dotSize

2
vendor/modules.txt vendored
View file

@ -124,7 +124,7 @@ github.com/go-macaron/binding
github.com/go-macaron/cache
github.com/go-macaron/cache/memcache
github.com/go-macaron/cache/redis
# github.com/go-macaron/captcha v0.0.0-20151123225153-8aa5919789ab
# github.com/go-macaron/captcha v0.0.0-20190710000913-8dc5911259df
github.com/go-macaron/captcha
# github.com/go-macaron/cors v0.0.0-20190309005821-6fd6a9bfe14e9
github.com/go-macaron/cors