You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
paopao-ce/internal/servants/web/utils.go

209 lines
7.3 KiB

This file contains ambiguous Unicode characters!

This file contains ambiguous Unicode characters that may be confused with others in your current locale. If your use case is intentional and legitimate, you can safely ignore this warning. Use the Escape button to highlight these characters.

// Copyright 2022 ROC. All rights reserved.
// Use of this source code is governed by a MIT style
// license that can be found in the LICENSE file.
package web
import (
"image"
"math/rand"
"strings"
"time"
"unicode/utf8"
"github.com/alimy/mir/v4"
"github.com/gofrs/uuid/v5"
"github.com/rocboss/paopao-ce/internal/core"
"github.com/rocboss/paopao-ce/internal/model/web"
"github.com/rocboss/paopao-ce/pkg/utils"
"github.com/rocboss/paopao-ce/pkg/xerror"
"github.com/sirupsen/logrus"
)
var defaultAvatars = []string{
"https://assets.paopao.info/public/avatar/default/zoe.png",
"https://assets.paopao.info/public/avatar/default/william.png",
"https://assets.paopao.info/public/avatar/default/walter.png",
"https://assets.paopao.info/public/avatar/default/thomas.png",
"https://assets.paopao.info/public/avatar/default/taylor.png",
"https://assets.paopao.info/public/avatar/default/sophia.png",
"https://assets.paopao.info/public/avatar/default/sam.png",
"https://assets.paopao.info/public/avatar/default/ryan.png",
"https://assets.paopao.info/public/avatar/default/ruby.png",
"https://assets.paopao.info/public/avatar/default/quinn.png",
"https://assets.paopao.info/public/avatar/default/paul.png",
"https://assets.paopao.info/public/avatar/default/owen.png",
"https://assets.paopao.info/public/avatar/default/olivia.png",
"https://assets.paopao.info/public/avatar/default/norman.png",
"https://assets.paopao.info/public/avatar/default/nora.png",
"https://assets.paopao.info/public/avatar/default/natalie.png",
"https://assets.paopao.info/public/avatar/default/naomi.png",
"https://assets.paopao.info/public/avatar/default/miley.png",
"https://assets.paopao.info/public/avatar/default/mike.png",
"https://assets.paopao.info/public/avatar/default/lucas.png",
"https://assets.paopao.info/public/avatar/default/kylie.png",
"https://assets.paopao.info/public/avatar/default/julia.png",
"https://assets.paopao.info/public/avatar/default/joshua.png",
"https://assets.paopao.info/public/avatar/default/john.png",
"https://assets.paopao.info/public/avatar/default/jane.png",
"https://assets.paopao.info/public/avatar/default/jackson.png",
"https://assets.paopao.info/public/avatar/default/ivy.png",
"https://assets.paopao.info/public/avatar/default/isaac.png",
"https://assets.paopao.info/public/avatar/default/henry.png",
"https://assets.paopao.info/public/avatar/default/harry.png",
"https://assets.paopao.info/public/avatar/default/harold.png",
"https://assets.paopao.info/public/avatar/default/hanna.png",
"https://assets.paopao.info/public/avatar/default/grace.png",
"https://assets.paopao.info/public/avatar/default/george.png",
"https://assets.paopao.info/public/avatar/default/freddy.png",
"https://assets.paopao.info/public/avatar/default/frank.png",
"https://assets.paopao.info/public/avatar/default/finn.png",
"https://assets.paopao.info/public/avatar/default/emma.png",
"https://assets.paopao.info/public/avatar/default/emily.png",
"https://assets.paopao.info/public/avatar/default/edward.png",
"https://assets.paopao.info/public/avatar/default/clara.png",
"https://assets.paopao.info/public/avatar/default/claire.png",
"https://assets.paopao.info/public/avatar/default/chloe.png",
"https://assets.paopao.info/public/avatar/default/audrey.png",
"https://assets.paopao.info/public/avatar/default/arthur.png",
"https://assets.paopao.info/public/avatar/default/anna.png",
"https://assets.paopao.info/public/avatar/default/andy.png",
"https://assets.paopao.info/public/avatar/default/alfred.png",
"https://assets.paopao.info/public/avatar/default/alexa.png",
"https://assets.paopao.info/public/avatar/default/abigail.png",
}
func getRandomAvatar() string {
rand.Seed(time.Now().UnixMicro())
return defaultAvatars[rand.Intn(len(defaultAvatars))]
}
// checkPassword 密码检查
func checkPassword(password string) mir.Error {
// 检测用户是否合规
if utf8.RuneCountInString(password) < 6 || utf8.RuneCountInString(password) > 16 {
return web.ErrPasswordLengthLimit
}
return nil
}
// ValidPassword 检查密码是否一致
func validPassword(dbPassword, password, salt string) bool {
return strings.Compare(dbPassword, utils.EncodeMD5(utils.EncodeMD5(password)+salt)) == 0
}
// encryptPasswordAndSalt 密码加密&生成salt
func encryptPasswordAndSalt(password string) (string, string) {
salt := uuid.Must(uuid.NewV4()).String()[:8]
password = utils.EncodeMD5(utils.EncodeMD5(password) + salt)
return password, salt
}
// deleteOssObjects 删除推文的媒体内容, 宽松处理错误(就是不处理), 后续完善
func deleteOssObjects(oss core.ObjectStorageService, mediaContents []string) {
mediaContentsSize := len(mediaContents)
if mediaContentsSize > 1 {
objectKeys := make([]string, 0, mediaContentsSize)
for _, cUrl := range mediaContents {
objectKeys = append(objectKeys, oss.ObjectKey(cUrl))
}
// TODO: 优化处理尽量使用channel传递objectKeys使用可控数量的Goroutine集中处理object删除动作后续完善
go oss.DeleteObjects(objectKeys)
} else if mediaContentsSize == 1 {
oss.DeleteObject(oss.ObjectKey(mediaContents[0]))
}
}
// persistMediaContents 获取媒体内容并持久化
func persistMediaContents(oss core.ObjectStorageService, contents []*web.PostContentItem) (items []string, err error) {
items = make([]string, 0, len(contents))
for _, item := range contents {
switch item.Type {
case core.ContentTypeImage,
core.ContentTypeVideo,
core.ContentTypeAudio,
core.ContentTypeAttachment,
core.ContentTypeChargeAttachment:
items = append(items, item.Content)
if err != nil {
continue
}
if err = oss.PersistObject(oss.ObjectKey(item.Content)); err != nil {
logrus.Errorf("service.persistMediaContents failed: %s", err)
}
}
}
return
}
func fileCheck(uploadType string, size int64) mir.Error {
if uploadType != "public/video" &&
uploadType != "public/image" &&
uploadType != "public/avatar" &&
uploadType != "attachment" {
return xerror.InvalidParams
}
if size > 1024*1024*100 {
return web.ErrFileInvalidSize.WithDetails("最大允许100MB")
}
return nil
}
func getFileExt(s string) (string, mir.Error) {
switch s {
case "image/png":
return ".png", nil
case "image/jpg":
return ".jpg", nil
case "image/jpeg":
return ".jpeg", nil
case "image/gif":
return ".gif", nil
case "video/mp4":
return ".mp4", nil
case "video/quicktime":
return ".mov", nil
case "application/zip",
"application/x-zip",
"application/octet-stream",
"application/x-zip-compressed":
return ".zip", nil
default:
return "", web.ErrFileInvalidExt.WithDetails("仅允许 png/jpg/gif/mp4/mov/zip 类型")
}
}
func generatePath(s string) string {
n := len(s)
if n <= 2 {
return s
}
return generatePath(s[:n-2]) + "/" + s[n-2:]
}
func getImageSize(img image.Rectangle) (int, int) {
b := img.Bounds()
width := b.Max.X
height := b.Max.Y
return width, height
}
func tagsFrom(originTags []string) []string {
tags := make([]string, 0, len(originTags))
for _, tag := range originTags {
// TODO: 优化tag有效性检测
if tag = strings.TrimSpace(tag); len(tag) > 0 {
tags = append(tags, tag)
}
}
return tags
}
// checkPermision 检查是否拥有者或管理员
func checkPermision(user *core.User, targetUserId int64) mir.Error {
if user == nil || (user.ID != targetUserId && !user.IsAdmin) {
return web.ErrNoPermission
}
return nil
}