yml2213
ec2f12c6ed
- 新增 S3 兼容 Storage 抽象与 MinIO 实现，compose 启动 MinIO - 上传接口：校验 → 缩放 → WebP → 主图/缩略图入库 - 消息图片 content 改为对象 URL，拒绝 base64 - 工作台/访客端改为先上传再发消息
28 lines
598 B
Go
28 lines
598 B
Go
package storage
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import (
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"crypto/rand"
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"encoding/hex"
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"strings"
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)
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func randomHex(n int) string {
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b := make([]byte, n)
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_, _ = rand.Read(b)
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return hex.EncodeToString(b)
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}
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// NormalizePublicBase 去掉末尾斜杠
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func NormalizePublicBase(base string) string {
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return strings.TrimRight(strings.TrimSpace(base), "/")
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}
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// IsAllowedObjectURL 判断 url 是否属于当前存储公网前缀
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func IsAllowedObjectURL(publicBase, url string) bool {
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base := NormalizePublicBase(publicBase)
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if base == "" || url == "" {
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return false
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}
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return strings.HasPrefix(url, base+"/") || url == base
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}
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