- Service 层:energy_service → energize/operations/admin/query 四文件 - Service 层:post_service → helpers/audit + 核心 CRUD 保留 - Service 层:favorite_service → items + 核心文件夹操作保留 - Service 层:auth_service → password + 核心注册/登录保留 - Service 层:notification_service → notify + 核心列表/已读保留 - Service 层:audit_service → review + 核心列表/详情保留 - Controller 层:studio_controller → page/write/api/post_api/action 五文件 - Controller 层:post_controller → page/api/upload 三文件 - Controller 层:comment_controller → list/write/action/upload 四文件 - 清理未使用导入(notification_service.go 移除 fmt)
120 lines
3.0 KiB
Go
120 lines
3.0 KiB
Go
package controller
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import (
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"bytes"
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"image"
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"image/jpeg"
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"image/png"
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"io"
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"net/http"
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"os"
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"path/filepath"
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"strconv"
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"strings"
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"time"
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"metazone.cc/metalab/internal/common"
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"github.com/gin-gonic/gin"
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)
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// UploadImage 上传评论图片 POST /api/comments/upload-image
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// 需要 LV4+(Exp ≥ 1500),复用帖子图片上传的 WebP 转码逻辑
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func (ctrl *CommentController) UploadImage(c *gin.Context) {
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uid, _, ok := common.GetGinUser(c)
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if !ok {
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common.Error(c, http.StatusUnauthorized, "请先登录")
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return
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}
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// LV4+ 检查(Exp ≥ 1500)
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expVal, exists := c.Get("exp")
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if !exists {
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common.Error(c, http.StatusForbidden, "无法获取经验值")
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return
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}
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exp := expVal.(int)
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if exp < 1500 {
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common.Error(c, http.StatusForbidden, "需 Lv4 以上才能上传评论图片")
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return
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}
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file, header, err := c.Request.FormFile("file")
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if err != nil {
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common.Error(c, http.StatusBadRequest, "请选择文件")
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return
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}
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defer file.Close()
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// 检查扩展名
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ext := strings.ToLower(filepath.Ext(header.Filename))
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allowedExt := map[string]bool{".jpg": true, ".jpeg": true, ".png": true, ".gif": true, ".webp": true}
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if !allowedExt[ext] {
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common.Error(c, http.StatusBadRequest, "仅支持 jpg/jpeg/png/gif/webp 格式")
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return
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}
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// 限制 5MB
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if header.Size > 5<<20 {
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common.Error(c, http.StatusBadRequest, "图片大小不能超过 5MB")
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return
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}
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data, err := io.ReadAll(file)
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if err != nil {
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common.Error(c, http.StatusInternalServerError, "读取文件失败")
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return
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}
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storageDir := "storage/uploads/posts"
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if err := os.MkdirAll(storageDir, 0755); err != nil {
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common.Error(c, http.StatusInternalServerError, "存储初始化失败")
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return
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}
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ts := time.Now().UnixMilli()
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isJPEGPNG := ext == ".jpg" || ext == ".jpeg" || ext == ".png"
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var savePath, url string
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// JPEG/PNG 转 WebP
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if isJPEGPNG {
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img, _, err := image.Decode(bytes.NewReader(data))
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if err != nil {
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common.Error(c, http.StatusBadRequest, "图片格式无效")
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return
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}
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webpData := encodeWebPBinary(img, len(data))
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if webpData != nil && len(webpData) < len(data) {
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filename := strconv.FormatUint(uint64(uid), 10) + "_" + strconv.FormatInt(ts, 10) + ".webp"
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savePath = filepath.Join(storageDir, filename)
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os.WriteFile(savePath, webpData, 0644)
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url = "/uploads/posts/" + filename
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}
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}
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// 回退存储
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if savePath == "" {
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dataOut := data
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if isJPEGPNG {
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decImg, _, decErr := image.Decode(bytes.NewReader(data))
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if decErr == nil {
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var buf bytes.Buffer
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if ext == ".png" {
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png.Encode(&buf, decImg)
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} else {
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jpeg.Encode(&buf, decImg, &jpeg.Options{Quality: 92})
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}
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dataOut = buf.Bytes()
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}
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}
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filename := strconv.FormatUint(uint64(uid), 10) + "_" + strconv.FormatInt(ts, 10) + ext
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savePath = filepath.Join(storageDir, filename)
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os.WriteFile(savePath, dataOut, 0644)
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url = "/uploads/posts/" + filename
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}
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// 返回标准 JSON(前端将 URL 插入评论文本)
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common.Ok(c, gin.H{"url": url})
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}
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