feat: add type to fs read api

go.mod

@@ -15,6 +15,7 @@ require (
 	github.com/pkg/errors v0.9.1
 	github.com/pquerna/otp v1.3.0
 	github.com/sirupsen/logrus v1.8.1
+	github.com/spf13/cobra v1.5.0
 	github.com/winfsp/cgofuse v1.5.0
 	gorm.io/driver/mysql v1.3.4
 	gorm.io/driver/postgres v1.3.7
@@ -49,7 +50,6 @@ require (
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.2 // indirect
 	github.com/pelletier/go-toml/v2 v2.0.1 // indirect
-	github.com/spf13/cobra v1.5.0 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
 	github.com/ugorji/go/codec v1.2.7 // indirect
 	golang.org/x/crypto v0.0.0-20220622213112-05595931fe9d // indirect

internal/bootstrap/config.go

@@ -21,7 +21,7 @@ func InitConfig() {
 			log.Fatalf("failed to create config file: %+v", err)
 		}
 		conf.Conf = conf.DefaultConfig()
-		if !utils.WriteToJson(flags.Config, conf.Conf) {
+		if !utils.WriteJsonToFile(flags.Config, conf.Conf) {
 			log.Fatalf("failed to create default config file")
 		}
 	} else {

internal/bootstrap/data/setting.go

@@ -47,6 +47,7 @@ func initSettings() {
 			log.Fatalf("failed get setting: %+v", err)
 		}
 	}
+	db.ResetTypeMap()
 }
 
 func isActive(key string) bool {
@@ -80,6 +81,8 @@ func initialSettings() {
 		{Key: conf.TextTypes, Value: "txt,htm,html,xml,java,properties,sql,js,md,json,conf,ini,vue,php,py,bat,gitignore,yml,go,sh,c,cpp,h,hpp,tsx,vtt,srt,ass,rs,lrc", Type: conf.TypeText, Group: model.PREVIEW, Flag: model.PRIVATE},
 		{Key: conf.AudioTypes, Value: "mp3,flac,ogg,m4a,wav,opus", Type: conf.TypeText, Group: model.PREVIEW, Flag: model.PRIVATE},
 		{Key: conf.VideoTypes, Value: "mp4,mkv,avi,mov,rmvb,webm,flv", Type: conf.TypeText, Group: model.PREVIEW, Flag: model.PRIVATE},
+		{Key: conf.ImageTypes, Value: "jpg,tiff,jpeg,png,gif,bmp,svg,ico,swf,webp", Type: conf.TypeText, Group: model.PREVIEW, Flag: model.PRIVATE},
+		{Key: conf.OfficeTypes, Value: "doc,docx,xls,xlsx,ppt,pptx,pdf", Type: conf.TypeText, Group: model.PREVIEW, Flag: model.PRIVATE},
 		{Key: conf.ProxyTypes, Value: "m3u8", Type: conf.TypeText, Group: model.PREVIEW, Flag: model.PRIVATE},
 		{Key: conf.PdfViewerUrl, Value: "https://alist-org.github.io/pdf.js/web/viewer.html?file=$url", Type: conf.TypeString, Group: model.PREVIEW},
 		{Key: conf.AudioAutoplay, Value: "true", Type: conf.TypeBool, Group: model.PREVIEW},

internal/conf/const.go

@@ -21,6 +21,8 @@ const (
 	TextTypes     = "text_types"
 	AudioTypes    = "audio_types"
 	VideoTypes    = "video_types"
+	ImageTypes    = "image_types"
+	OfficeTypes   = "office_types"
 	ProxyTypes    = "proxy_types"
 	PdfViewerUrl  = "pdf_viewer_url"
 	AudioAutoplay = "audio_autoplay"
@@ -37,3 +39,13 @@ const (
 
 	Token = "token"
 )
+
+const (
+	UNKNOWN = iota
+	FOLDER
+	OFFICE
+	VIDEO
+	AUDIO
+	TEXT
+	IMAGE
+)

internal/conf/var.go

@@ -12,3 +12,5 @@ var (
 var (
 	Conf *Config
 )
+
+var TypesMap = make(map[string][]string)

internal/db/settingitem.go

@@ -2,7 +2,9 @@ package db
 
 import (
 	"fmt"
+	"strings"
 
+	"github.com/alist-org/alist/v3/internal/conf"
 	"github.com/alist-org/alist/v3/internal/model"
 	"github.com/pkg/errors"
 	log "github.com/sirupsen/logrus"
@@ -11,8 +13,23 @@ import (
 var settingsMap map[string]string
 var publicSettingsMap map[string]string
 
+func ResetTypeMap() {
+	settingsMap := GetSettingsMap()
+	conf.TypesMap[conf.AudioTypes] = strings.Split(settingsMap[conf.AudioTypes], ",")
+	conf.TypesMap[conf.VideoTypes] = strings.Split(settingsMap[conf.VideoTypes], ",")
+	conf.TypesMap[conf.ImageTypes] = strings.Split(settingsMap[conf.ImageTypes], ",")
+	conf.TypesMap[conf.TextTypes] = strings.Split(settingsMap[conf.TextTypes], ",")
+	conf.TypesMap[conf.OfficeTypes] = strings.Split(settingsMap[conf.OfficeTypes], ",")
+}
+
+func settingsUpdate() {
+	settingsMap = nil
+	publicSettingsMap = nil
+	ResetTypeMap()
+}
+
 func GetPublicSettingsMap() map[string]string {
-	if settingsMap == nil || publicSettingsMap == nil {
+	if publicSettingsMap == nil {
 		publicSettingsMap = make(map[string]string)
 		settingItems, err := GetPublicSettingItems()
 		if err != nil {
@@ -88,12 +105,12 @@ func GetSettingItemsInGroups(groups []int) ([]model.SettingItem, error) {
 }
 
 func SaveSettingItems(items []model.SettingItem) error {
-	settingsMap = nil
+	settingsUpdate()
 	return errors.WithStack(db.Save(items).Error)
 }
 
 func SaveSettingItem(item model.SettingItem) error {
-	settingsMap = nil
+	settingsUpdate()
 	return errors.WithStack(db.Save(item).Error)
 }
 
@@ -108,6 +125,6 @@ func DeleteSettingItemByKey(key string) error {
 	if !old.IsDeprecated() {
 		return errors.Errorf("setting [%s] is not deprecated", key)
 	}
-	settingsMap = nil
+	settingsUpdate()
 	return errors.WithStack(db.Delete(&settingItem).Error)
 }

pkg/utils/file.go

@@ -1,12 +1,12 @@
 package utils
 
 import (
-	"github.com/alist-org/alist/v3/internal/conf"
 	"io"
 	"io/ioutil"
 	"os"
 	"path/filepath"
 
+	"github.com/alist-org/alist/v3/internal/conf"
 	log "github.com/sirupsen/logrus"
 )
 
@@ -49,3 +49,24 @@ func CreateTempFile(r io.ReadCloser) (*os.File, error) {
 	}
 	return f, nil
 }
+
+// GetFileType get file type
+func GetFileType(filename string) int {
+	ext := Ext(filename)
+	if SliceContains(conf.TypesMap[conf.OfficeTypes], ext) {
+		return conf.OFFICE
+	}
+	if SliceContains(conf.TypesMap[conf.AudioTypes], ext) {
+		return conf.AUDIO
+	}
+	if SliceContains(conf.TypesMap[conf.VideoTypes], ext) {
+		return conf.VIDEO
+	}
+	if SliceContains(conf.TypesMap[conf.ImageTypes], ext) {
+		return conf.IMAGE
+	}
+	if SliceContains(conf.TypesMap[conf.TextTypes], ext) {
+		return conf.TEXT
+	}
+	return conf.UNKNOWN
+}

pkg/utils/json.go

@@ -1,15 +1,16 @@
 package utils
 
 import (
+	"io/ioutil"
+
 	json "github.com/json-iterator/go"
 	log "github.com/sirupsen/logrus"
-	"io/ioutil"
 )
 
 var Json = json.ConfigCompatibleWithStandardLibrary
 
-// WriteToJson write struct to json file
+// WriteJsonToFile write struct to json file
-func WriteToJson(src string, conf interface{}) bool {
+func WriteJsonToFile(src string, conf interface{}) bool {
 	data, err := Json.MarshalIndent(conf, "", "  ")
 	if err != nil {
 		log.Errorf("failed convert Conf to []byte:%s", err.Error())

pkg/utils/slice.go

@@ -1,5 +1,6 @@
 package utils
 
+// SliceEqual check if two slices are equal
 func SliceEqual[T comparable](a, b []T) bool {
 	if len(a) != len(b) {
 		return false
@@ -12,6 +13,7 @@ func SliceEqual[T comparable](a, b []T) bool {
 	return true
 }
 
+// SliceContains check if slice contains element
 func SliceContains[T comparable](arr []T, v T) bool {
 	for _, vv := range arr {
 		if vv == v {
@@ -21,9 +23,10 @@ func SliceContains[T comparable](arr []T, v T) bool {
 	return false
 }
 
+// SliceConvert convert slice to another type slice
 func SliceConvert[S any, D any](srcS []S, convert func(src S) (D, error)) ([]D, error) {
 	var res []D
-	for i, _ := range srcS {
+	for i := range srcS {
 		dst, err := convert(srcS[i])
 		if err != nil {
 			return nil, err

server/handles/down.go

@@ -9,7 +9,6 @@ import (
 	"github.com/alist-org/alist/v3/internal/driver"
 	"github.com/alist-org/alist/v3/internal/fs"
 	"github.com/alist-org/alist/v3/internal/model"
-	"github.com/alist-org/alist/v3/internal/setting"
 	"github.com/alist-org/alist/v3/internal/sign"
 	"github.com/alist-org/alist/v3/pkg/utils"
 	"github.com/alist-org/alist/v3/server/common"
@@ -85,8 +84,7 @@ func shouldProxy(storage driver.Driver, filename string) bool {
 	if storage.Config().MustProxy() || storage.GetStorage().WebProxy {
 		return true
 	}
-	proxyTypes := setting.GetByKey(conf.ProxyTypes)
+	if utils.SliceContains(conf.TypesMap[conf.ProxyTypes], utils.Ext(filename)) {
-	if strings.Contains(proxyTypes, utils.Ext(filename)) {
 		return true
 	}
 	return false
@@ -103,12 +101,10 @@ func canProxy(storage driver.Driver, filename string) bool {
 	if storage.Config().MustProxy() || storage.GetStorage().WebProxy {
 		return true
 	}
-	proxyTypes := setting.GetByKey(conf.ProxyTypes)
+	if utils.SliceContains(conf.TypesMap[conf.ProxyTypes], utils.Ext(filename)) {
-	if strings.Contains(proxyTypes, utils.Ext(filename)) {
 		return true
 	}
-	textTypes := setting.GetByKey(conf.TextTypes)
+	if utils.SliceContains(conf.TypesMap[conf.TextTypes], utils.Ext(filename)) {
-	if strings.Contains(textTypes, utils.Ext(filename)) {
 		return true
 	}
 	return false

server/handles/fsread.go

@@ -6,6 +6,7 @@ import (
 	"strings"
 	"time"
 
+	"github.com/alist-org/alist/v3/internal/conf"
 	"github.com/alist-org/alist/v3/internal/db"
 	"github.com/alist-org/alist/v3/internal/errs"
 	"github.com/alist-org/alist/v3/internal/fs"
@@ -35,6 +36,7 @@ type ObjResp struct {
 	Modified  time.Time `json:"modified"`
 	Sign      string    `json:"sign"`
 	Thumbnail string    `json:"thumbnail"`
+	Type      int       `json:"type"`
 }
 
 type FsListResp struct {
@@ -171,6 +173,10 @@ func toObjResp(objs []model.Obj) []ObjResp {
 		if t, ok := obj.(model.Thumbnail); ok {
 			thumbnail = t.Thumbnail()
 		}
+		tp := conf.FOLDER
+		if !obj.IsDir() {
+			tp = utils.GetFileType(obj.GetName())
+		}
 		resp = append(resp, ObjResp{
 			Name:      obj.GetName(),
 			Size:      obj.GetSize(),
@@ -178,6 +184,7 @@ func toObjResp(objs []model.Obj) []ObjResp {
 			Modified:  obj.ModTime(),
 			Sign:      common.Sign(obj),
 			Thumbnail: thumbnail,
+			Type:      tp,
 		})
 	}
 	return resp
@@ -256,6 +263,7 @@ func FsGet(c *gin.Context) {
 			IsDir:    obj.IsDir(),
 			Modified: obj.ModTime(),
 			Sign:     common.Sign(obj),
+			Type:     utils.GetFileType(obj.GetName()),
 		},
 		RawURL:  rawURL,
 		Readme:  getReadme(meta, req.Path),