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feat(thumb blob path): support magic variables in thumb blob path (#3030)

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This commit is contained in:
Darren Yu
2025-11-12 13:49:32 +08:00
committed by GitHub
parent 6085f2090f
commit deecc5c20b
7 changed files with 107 additions and 70 deletions
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17
inventory/migration.go
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@@ -477,6 +477,23 @@ var patches = []Patch{
return fmt.Errorf("failed to update mail_reset_template setting: %w", err)
}
return nil
},
},
{
Name: "apply_thumb_path_magic_var",
EndVersion: "4.10.0",
Func: func(l logging.Logger, client *ent.Client, ctx context.Context) error {
thumbSuffixSetting, err := client.Setting.Query().Where(setting.Name("thumb_entity_suffix")).First(ctx)
if err != nil {
return fmt.Errorf("failed to query thumb_entity_suffix setting: %w", err)
}
newThumbSuffix := fmt.Sprintf("{blob_path}/{blob_name}%s", thumbSuffixSetting.Value)
if _, err := client.Setting.UpdateOne(thumbSuffixSetting).SetValue(newThumbSuffix).Save(ctx); err != nil {
return fmt.Errorf("failed to update thumb_entity_suffix setting: %w", err)
}
return nil
},
},

2
inventory/setting.go
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@@ -555,7 +555,7 @@ var DefaultSettings = map[string]string{
"captcha_cap_asset_server": "jsdelivr",
"thumb_width": "400",
"thumb_height": "300",
"thumb_entity_suffix": "._thumb",
"thumb_entity_suffix": "{blob_path}/{blob_name}._thumb",
"thumb_slave_sidecar_suffix": "._thumb_sidecar",
"thumb_encode_method": "png",
"thumb_gc_after_gen": "0",

69
pkg/filemanager/fs/dbfs/dbfs.go
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@@ -4,12 +4,8 @@ import (
"context"
"errors"
"fmt"
"math/rand"
"path"
"path/filepath"
"regexp"
"strconv"
"strings"
"sync"
"time"
@@ -126,7 +122,7 @@ func (f *DBFS) List(ctx context.Context, path *fs.URI, opts ...fs.Option) (fs.Fi
parent, err := f.getFileByPath(ctx, navigator, path)
if err != nil {
return nil, nil, fmt.Errorf("Parent not exist: %w", err)
return nil, nil, fmt.Errorf("parent not exist: %w", err)
}
pageSize := 0
@@ -787,71 +783,16 @@ func (f *DBFS) navigatorId(path *fs.URI) string {
// generateSavePath generates the physical save path for the upload request.
func generateSavePath(policy *ent.StoragePolicy, req *fs.UploadRequest, user *ent.User) string {
currentTime := time.Now()
originName := req.Props.Uri.Name()
dynamicReplace := func(regPattern string, rule string, pathAvailable bool) string {
re := regexp.MustCompile(regPattern)
return re.ReplaceAllStringFunc(rule, func(match string) string {
switch match {
case "{timestamp}":
return strconv.FormatInt(currentTime.Unix(), 10)
case "{timestamp_nano}":
return strconv.FormatInt(currentTime.UnixNano(), 10)
case "{datetime}":
return currentTime.Format("20060102150405")
case "{date}":
return currentTime.Format("20060102")
case "{year}":
return currentTime.Format("2006")
case "{month}":
return currentTime.Format("01")
case "{day}":
return currentTime.Format("02")
case "{hour}":
return currentTime.Format("15")
case "{minute}":
return currentTime.Format("04")
case "{second}":
return currentTime.Format("05")
case "{uid}":
return strconv.Itoa(user.ID)
case "{randomkey16}":
return util.RandStringRunes(16)
case "{randomkey8}":
return util.RandStringRunes(8)
case "{randomnum8}":
return strconv.Itoa(rand.Intn(8))
case "{randomnum4}":
return strconv.Itoa(rand.Intn(4))
case "{randomnum3}":
return strconv.Itoa(rand.Intn(3))
case "{randomnum2}":
return strconv.Itoa(rand.Intn(2))
case "{uuid}":
return uuid.Must(uuid.NewV4()).String()
case "{path}":
if pathAvailable {
return req.Props.Uri.Dir() + fs.Separator
}
return match
case "{originname}":
return originName
case "{ext}":
return filepath.Ext(originName)
case "{originname_without_ext}":
return strings.TrimSuffix(originName, filepath.Ext(originName))
default:
return match
}
})
dynamicReplace := func(rule string, pathAvailable bool) string {
return util.ReplaceMagicVar(rule, fs.Separator, pathAvailable, false, currentTime, user.ID, req.Props.Uri.Name(), req.Props.Uri.Dir(), "")
}
dirRule := policy.DirNameRule
dirRule = filepath.ToSlash(dirRule)
dirRule = dynamicReplace(`\{[^{}]+\}`, dirRule, true)
dirRule = dynamicReplace(dirRule, true)
nameRule := policy.FileNameRule
nameRule = dynamicReplace(`\{[^{}]+\}`, nameRule, false)
nameRule = dynamicReplace(nameRule, false)
return path.Join(path.Clean(dirRule), nameRule)
}

2
pkg/filemanager/fs/dbfs/upload.go
View File

@@ -160,7 +160,7 @@ func (f *DBFS) PrepareUpload(ctx context.Context, req *fs.UploadRequest, opts ..
if req.Props.SavePath == "" || isThumbnailAndPolicyNotAvailable {
req.Props.SavePath = generateSavePath(policy, req, f.user)
if isThumbnailAndPolicyNotAvailable {
req.Props.SavePath = req.Props.SavePath + f.settingClient.ThumbEntitySuffix(ctx)
req.Props.SavePath = path.Clean(util.ReplaceMagicVar(f.settingClient.ThumbEntitySuffix(ctx), fs.Separator, true, true, time.Now(), f.user.ID, req.Props.Uri.Name(), req.Props.Uri.Path(), req.Props.SavePath))
}
}

5
pkg/filemanager/manager/thumbnail.go
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@@ -4,8 +4,8 @@ import (
"context"
"errors"
"fmt"
"github.com/cloudreve/Cloudreve/v4/pkg/thumb"
"os"
"path"
"runtime"
"time"
@@ -18,6 +18,7 @@ import (
"github.com/cloudreve/Cloudreve/v4/pkg/filemanager/manager/entitysource"
"github.com/cloudreve/Cloudreve/v4/pkg/logging"
"github.com/cloudreve/Cloudreve/v4/pkg/queue"
"github.com/cloudreve/Cloudreve/v4/pkg/thumb"
"github.com/cloudreve/Cloudreve/v4/pkg/util"
"github.com/samber/lo"
)
@@ -185,7 +186,7 @@ func (m *manager) generateThumb(ctx context.Context, uri *fs.URI, ext string, es
Props: &fs.UploadProps{
Uri: uri,
Size: fileInfo.Size(),
SavePath: es.Entity().Source() + m.settings.ThumbEntitySuffix(ctx),
SavePath: path.Clean(util.ReplaceMagicVar(m.settings.ThumbEntitySuffix(ctx), fs.Separator, true, true, time.Now(), m.user.ID, uri.Name(), uri.Path(), es.Entity().Source())),
MimeType: m.dep.MimeDetector(ctx).TypeByName("thumb.jpg"),
EntityType: &entityType,
},

2
pkg/setting/provider.go
View File

@@ -510,7 +510,7 @@ func (s *settingProvider) ThumbEncode(ctx context.Context) *ThumbEncode {
}
func (s *settingProvider) ThumbEntitySuffix(ctx context.Context) string {
return s.getString(ctx, "thumb_entity_suffix", "._thumb")
return s.getString(ctx, "thumb_entity_suffix", "{blob_path}/{blob_name}._thumb")
}
func (s *settingProvider) ThumbSlaveSidecarSuffix(ctx context.Context) string {

80
pkg/util/common.go
View File

@@ -3,12 +3,16 @@ package util
import (
"context"
"fmt"
"github.com/gin-gonic/gin"
"math/rand"
"path/filepath"
"regexp"
"strconv"
"strings"
"time"
"unicode/utf8"
"github.com/gin-gonic/gin"
"github.com/gofrs/uuid"
)
func init() {
@@ -95,6 +99,80 @@ func Replace(table map[string]string, s string) string {
return s
}
// ReplaceMagicVar 动态替换字符串中的魔法变量
func ReplaceMagicVar(rawString string, fsSeparator string, pathAvailable bool, blobAvailable bool,
timeConst time.Time, userId int, originName string, originPath string, completeBlobPath string) string {
re := regexp.MustCompile(`\{[^{}]+\}`)
return re.ReplaceAllStringFunc(rawString, func(match string) string {
switch match {
case "{randomkey16}":
return RandStringRunes(16)
case "{randomkey8}":
return RandStringRunes(8)
case "{timestamp}":
return strconv.FormatInt(timeConst.Unix(), 10)
case "{timestamp_nano}":
return strconv.FormatInt(timeConst.UnixNano(), 10)
case "{randomnum2}":
return strconv.Itoa(rand.Intn(2))
case "{randomnum3}":
return strconv.Itoa(rand.Intn(3))
case "{randomnum4}":
return strconv.Itoa(rand.Intn(4))
case "{randomnum8}":
return strconv.Itoa(rand.Intn(8))
case "{uid}":
return strconv.Itoa(userId)
case "{datetime}":
return timeConst.Format("20060102150405")
case "{date}":
return timeConst.Format("20060102")
case "{year}":
return timeConst.Format("2006")
case "{month}":
return timeConst.Format("01")
case "{day}":
return timeConst.Format("02")
case "{hour}":
return timeConst.Format("15")
case "{minute}":
return timeConst.Format("04")
case "{second}":
return timeConst.Format("05")
case "{uuid}":
return uuid.Must(uuid.NewV4()).String()
case "{ext}":
return filepath.Ext(originName)
case "{originname}":
return originName
case "{originname_without_ext}":
return strings.TrimSuffix(originName, filepath.Ext(originName))
case "{path}":
if pathAvailable {
return originPath + fsSeparator
}
return match
case "{blob_name}":
if blobAvailable {
return filepath.Base(completeBlobPath)
}
return match
case "{blob_name_without_ext}":
if blobAvailable {
return strings.TrimSuffix(filepath.Base(completeBlobPath), filepath.Ext(completeBlobPath))
}
return match
case "{blob_path}":
if blobAvailable {
return filepath.Dir(completeBlobPath) + fsSeparator
}
return match
default:
return match
}
})
}
// BuildRegexp 构建用于SQL查询用的多条件正则
func BuildRegexp(search []string, prefix, suffix, condition string) string {
var res string