feat: 支持设置worker访问请求中的图片地址

common/constants.go

@@ -12,7 +12,6 @@ import (
 var StartTime = time.Now().Unix() // unit: second
 var Version = "v0.0.0"            // this hard coding will be replaced automatically when building, no need to manually change
 var SystemName = "New API"
-var ServerAddress = "http://localhost:3000"
 var Footer = ""
 var Logo = ""
 var TopUpLink = ""

common/image.go

@@ -1,114 +0,0 @@
-package common
-
-import (
-	"bytes"
-	"encoding/base64"
-	"errors"
-	"fmt"
-	"golang.org/x/image/webp"
-	"image"
-	"io"
-	"net/http"
-	"strings"
-)
-
-func DecodeBase64ImageData(base64String string) (image.Config, string, string, error) {
-	// 去除base64数据的URL前缀（如果有）
-	if idx := strings.Index(base64String, ","); idx != -1 {
-		base64String = base64String[idx+1:]
-	}
-
-	// 将base64字符串解码为字节切片
-	decodedData, err := base64.StdEncoding.DecodeString(base64String)
-	if err != nil {
-		fmt.Println("Error: Failed to decode base64 string")
-		return image.Config{}, "", "", err
-	}
-
-	// 创建一个bytes.Buffer用于存储解码后的数据
-	reader := bytes.NewReader(decodedData)
-	config, format, err := getImageConfig(reader)
-	return config, format, base64String, err
-}
-
-func IsImageUrl(url string) (bool, error) {
-	resp, err := http.Head(url)
-	if err != nil {
-		return false, err
-	}
-	if !strings.HasPrefix(resp.Header.Get("Content-Type"), "image/") {
-		return false, nil
-	}
-	return true, nil
-}
-
-// GetImageFromUrl 获取图片的类型和base64编码的数据
-func GetImageFromUrl(url string) (mimeType string, data string, err error) {
-	isImage, err := IsImageUrl(url)
-	if !isImage {
-		return
-	}
-	resp, err := http.Get(url)
-	if err != nil {
-		return
-	}
-	defer resp.Body.Close()
-	buffer := bytes.NewBuffer(nil)
-	_, err = buffer.ReadFrom(resp.Body)
-	if err != nil {
-		return
-	}
-	mimeType = resp.Header.Get("Content-Type")
-	data = base64.StdEncoding.EncodeToString(buffer.Bytes())
-	return
-}
-
-func DecodeUrlImageData(imageUrl string) (image.Config, string, error) {
-	response, err := http.Get(imageUrl)
-	if err != nil {
-		SysLog(fmt.Sprintf("fail to get image from url: %s", err.Error()))
-		return image.Config{}, "", err
-	}
-	defer response.Body.Close()
-
-	var readData []byte
-	for _, limit := range []int64{1024 * 8, 1024 * 24, 1024 * 64} {
-		SysLog(fmt.Sprintf("try to decode image config with limit: %d", limit))
-
-		// 从response.Body读取更多的数据直到达到当前的限制
-		additionalData := make([]byte, limit-int64(len(readData)))
-		n, _ := io.ReadFull(response.Body, additionalData)
-		readData = append(readData, additionalData[:n]...)
-
-		// 使用io.MultiReader组合已经读取的数据和response.Body
-		limitReader := io.MultiReader(bytes.NewReader(readData), response.Body)
-
-		var config image.Config
-		var format string
-		config, format, err = getImageConfig(limitReader)
-		if err == nil {
-			return config, format, nil
-		}
-	}
-
-	return image.Config{}, "", err // 返回最后一个错误
-}
-
-func getImageConfig(reader io.Reader) (image.Config, string, error) {
-	// 读取图片的头部信息来获取图片尺寸
-	config, format, err := image.DecodeConfig(reader)
-	if err != nil {
-		err = errors.New(fmt.Sprintf("fail to decode image config(gif, jpg, png): %s", err.Error()))
-		SysLog(err.Error())
-		config, err = webp.DecodeConfig(reader)
-		if err != nil {
-			err = errors.New(fmt.Sprintf("fail to decode image config(webp): %s", err.Error()))
-			SysLog(err.Error())
-		}
-		format = "webp"
-	}
-	if err != nil {
-		return image.Config{}, "", err
-	}
-	return config, format, nil
-}