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

diff --git a/go.mod b/go.mod
index 0820c0a8e9bd1258520c05b448950d987b8437b8..8fdf57b3fcdbfd9912dccf05008fb5f0313e6b88 100644 (file)
--- a/go.mod
+++ b/go.mod
@@ -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

diff --git a/go.sum b/go.sum
index 47d096be508e3fc961780a145b91b37da573ac47..8a617be49cb560ffa808cfaf3d730ecd343165df 100644 (file)
--- a/go.sum
+++ b/go.sum
@@ -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=

diff --git a/vendor/github.com/go-macaron/captcha/.travis.yml b/vendor/github.com/go-macaron/captcha/.travis.yml
index 2774fb35d50bb836bb80aa1f120e7cf3d0c97bfd..81680f0f025336b890b46fe7fa6820d72c888d51 100644 (file)
--- a/vendor/github.com/go-macaron/captcha/.travis.yml
+++ b/vendor/github.com/go-macaron/captcha/.travis.yml
@@ -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

diff --git a/vendor/github.com/go-macaron/captcha/captcha.go b/vendor/github.com/go-macaron/captcha/captcha.go
index dc97f0fddd720dafb77162364ed1e47fe3c9316c..91e6386651ffa0bef26fc60976c60f644a906cf2 100644 (file)
--- a/vendor/github.com/go-macaron/captcha/captcha.go
+++ b/vendor/github.com/go-macaron/captcha/captcha.go
@@ -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
                }
 

diff --git a/vendor/github.com/go-macaron/captcha/image.go b/vendor/github.com/go-macaron/captcha/image.go
index 0bd5cb536fc79c11a4acb2d7aa6c284b101e1baa..abe087437a315244ece3bc90b31c492854b2b1a3 100644 (file)
--- a/vendor/github.com/go-macaron/captcha/image.go
+++ b/vendor/github.com/go-macaron/captcha/image.go
@@ -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

diff --git a/vendor/modules.txt b/vendor/modules.txt
index f19057e8ac77aeaec569a0d764b1baa20d6adf1c..0e9d3c316394529d74b06c3697c63ead9cccf9f3 100644 (file)
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -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