/
goticon.go
88 lines (71 loc) · 1.72 KB
/
goticon.go
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package main
import (
"errors"
"github.com/gin-gonic/gin"
"image/png"
"io"
"log"
"net/http"
"os"
"strconv"
)
func GenerateGitHub(c *gin.Context, name string, width, margin int) {
if width < 32 || width-margin < 10 {
c.AbortWithError(http.StatusInternalServerError, errors.New("Invalid parameters"))
return
}
img := GenerateIdenticon([]byte(name), width, margin)
c.Header("Content-Type", "image/png")
c.Stream(func(w io.Writer) bool {
png.Encode(w, img)
return false
})
}
func Generate8bit(c *gin.Context) {
name := c.Param("name")
gender := c.Param("gender")
switch {
case gender == "m":
gender = "male"
case gender == "f":
gender = "female"
case gender == "male" || gender == "female":
//do nothing
default:
c.AbortWithError(http.StatusInternalServerError, errors.New("Invalid parameters"))
return
}
log.Println(name)
InitAssets()
img := GenerateIdenticon8bits(gender, []byte(name))
c.Header("Content-Type", "image/png")
c.Stream(func(w io.Writer) bool {
png.Encode(w, img)
return false
})
}
func main() {
r := gin.Default()
g := r.Group("/i", func(c *gin.Context) {
c.Header("Cache-Control", "max-age=315360000")
})
g.GET("/g/:name", func(c *gin.Context) {
name := c.Param("name")
queryWidth := c.DefaultQuery("w", "512")
queryMargin := c.DefaultQuery("m", "32")
width, err := strconv.Atoi(queryWidth)
margin, err2 := strconv.Atoi(queryMargin)
if err != nil || err2 != nil {
log.Println(err, err2)
c.AbortWithError(http.StatusInternalServerError, errors.New("Invalid parameters"))
return
}
GenerateGitHub(c, name, width, margin)
})
g.GET("/8/:gender/:name", Generate8bit)
port := os.Getenv("PORT")
if port == "" {
port = "8080"
}
r.Run(":" + port)
}