diff --git a/go.mod b/go.mod
index a0c456a..83f415c 100644
--- a/go.mod
+++ b/go.mod
@@ -30,6 +30,7 @@ require (
 	github.com/stretchr/testify v1.4.0
 	github.com/tencentyun/cos-go-sdk-v5 v0.0.0-20200120023323-87ff3bc489ac
 	github.com/upyun/go-sdk v2.1.0+incompatible
+	github.com/zyxar/argo v0.0.0-20190709183644-6096bc0e6414
 	golang.org/x/net v0.0.0-20190724013045-ca1201d0de80
 	gopkg.in/go-playground/validator.v8 v8.18.2
 	gopkg.in/ini.v1 v1.51.0 // indirect
diff --git a/go.sum b/go.sum
index 48acde0..58e655b 100644
--- a/go.sum
+++ b/go.sum
@@ -89,6 +89,8 @@ github.com/gorilla/securecookie v1.1.1/go.mod h1:ra0sb63/xPlUeL+yeDciTfxMRAA+MP+
 github.com/gorilla/sessions v1.1.1/go.mod h1:8KCfur6+4Mqcc6S0FEfKuN15Vl5MgXW92AE8ovaJD0w=
 github.com/gorilla/sessions v1.1.3 h1:uXoZdcdA5XdXF3QzuSlheVRUvjl+1rKY7zBXL68L9RU=
 github.com/gorilla/sessions v1.1.3/go.mod h1:8KCfur6+4Mqcc6S0FEfKuN15Vl5MgXW92AE8ovaJD0w=
+github.com/gorilla/websocket v1.4.0 h1:WDFjx/TMzVgy9VdMMQi2K2Emtwi2QcUQsztZ/zLaH/Q=
+github.com/gorilla/websocket v1.4.0/go.mod h1:E7qHFY5m1UJ88s3WnNqhKjPHQ0heANvMoAMk2YaljkQ=
 github.com/hashicorp/golang-lru v0.5.0/go.mod h1:/m3WP610KZHVQ1SGc6re/UDhFvYD7pJ4Ao+sR/qLZy8=
 github.com/hpcloud/tail v1.0.0/go.mod h1:ab1qPbhIpdTxEkNHXyeSf5vhxWSCs/tWer42PpOxQnU=
 github.com/jinzhu/gorm v1.9.11 h1:gaHGvE+UnWGlbWG4Y3FUwY1EcZ5n6S9WtqBA/uySMLE=
@@ -113,11 +115,13 @@ github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
 github.com/kr/pty v1.1.8/go.mod h1:O1sed60cT9XZ5uDucP5qwvh+TE3NnUj51EiZO/lmSfw=
 github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
 github.com/lib/pq v1.1.1/go.mod h1:5WUZQaWbwv1U+lTReE5YruASi9Al49XbQIvNi/34Woo=
+github.com/mailru/easyjson v0.0.0-20180730094502-03f2033d19d5/go.mod h1:C1wdFJiN94OJF2b5HbByQZoLdCWB1Yqtg26g4irojpc=
 github.com/mattn/go-colorable v0.1.4 h1:snbPLB8fVfU9iwbbo30TPtbLRzwWu6aJS6Xh4eaaviA=
 github.com/mattn/go-colorable v0.1.4/go.mod h1:U0ppj6V5qS13XJ6of8GYAs25YV2eR4EVcfRqFIhoBtE=
 github.com/mattn/go-isatty v0.0.7/go.mod h1:Iq45c/XA43vh69/j3iqttzPXn0bhXyGjM0Hdxcsrc5s=
 github.com/mattn/go-isatty v0.0.8 h1:HLtExJ+uU2HOZ+wI0Tt5DtUDrx8yhUqDcp7fYERX4CE=
 github.com/mattn/go-isatty v0.0.8/go.mod h1:Iq45c/XA43vh69/j3iqttzPXn0bhXyGjM0Hdxcsrc5s=
+github.com/mattn/go-runewidth v0.0.4/go.mod h1:LwmH8dsx7+W8Uxz3IHJYH5QSwggIsqBzpuz5H//U1FU=
 github.com/mattn/go-sqlite3 v1.11.0 h1:LDdKkqtYlom37fkvqs8rMPFKAMe8+SgjbwZ6ex1/A/Q=
 github.com/mattn/go-sqlite3 v1.11.0/go.mod h1:FPy6KqzDD04eiIsT53CuJW3U88zkxoIYsOqkbpncsNc=
 github.com/matttproud/golang_protobuf_extensions v1.0.1/go.mod h1:D8He9yQNgCq6Z5Ld7szi9bcBfOoFv/3dc6xSMkL2PC0=
@@ -135,6 +139,7 @@ github.com/mozillazg/go-httpheader v0.2.1/go.mod h1:jJ8xECTlalr6ValeXYdOF8fFUISe
 github.com/mwitkow/go-conntrack v0.0.0-20161129095857-cc309e4a2223/go.mod h1:qRWi+5nqEBWmkhHvq77mSJWrCKwh8bxhgT7d/eI7P4U=
 github.com/nfnt/resize v0.0.0-20180221191011-83c6a9932646 h1:zYyBkD/k9seD2A7fsi6Oo2LfFZAehjjQMERAvZLEDnQ=
 github.com/nfnt/resize v0.0.0-20180221191011-83c6a9932646/go.mod h1:jpp1/29i3P1S/RLdc7JQKbRpFeM1dOBd8T9ki5s+AY8=
+github.com/olekukonko/tablewriter v0.0.1/go.mod h1:vsDQFd/mU46D+Z4whnwzcISnGGzXWMclvtLoiIKAKIo=
 github.com/onsi/ginkgo v1.6.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
 github.com/onsi/ginkgo v1.7.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
 github.com/onsi/gomega v1.4.3/go.mod h1:ex+gbHU/CVuBBDIJjb2X0qEXbFg53c61hWP/1CpauHY=
@@ -182,6 +187,8 @@ github.com/ugorji/go/codec v1.1.7 h1:2SvQaVZ1ouYrrKKwoSk2pzd4A9evlKJb9oTL+OaLUSs
 github.com/ugorji/go/codec v1.1.7/go.mod h1:Ax+UKWsSmolVDwsd+7N3ZtXu+yMGCf907BLYF3GoBXY=
 github.com/upyun/go-sdk v2.1.0+incompatible h1:OdjXghQ/TVetWV16Pz3C1/SUpjhGBVPr+cLiqZLLyq0=
 github.com/upyun/go-sdk v2.1.0+incompatible/go.mod h1:eu3F5Uz4b9ZE5bE5QsCL6mgSNWRwfj0zpJ9J626HEqs=
+github.com/zyxar/argo v0.0.0-20190709183644-6096bc0e6414 h1:Lik9S6KuMnplY7s8tSeCvYwIUOxHtnO0bPLEHOFBL5g=
+github.com/zyxar/argo v0.0.0-20190709183644-6096bc0e6414/go.mod h1:UdVgwBBjhPE3QYySyknw2WlXX0CFrHKoehgZoFI92r8=
 go.opencensus.io v0.20.1/go.mod h1:6WKK9ahsWS3RSO+PY9ZHZUfv2irvY6gN279GOPZjmmk=
 golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
diff --git a/main.go b/main.go
index 710b430..c9491c2 100644
--- a/main.go
+++ b/main.go
@@ -2,6 +2,7 @@ package main
 
 import (
 	"github.com/HFO4/cloudreve/models"
+	"github.com/HFO4/cloudreve/pkg/aria2"
 	"github.com/HFO4/cloudreve/pkg/auth"
 	"github.com/HFO4/cloudreve/pkg/authn"
 	"github.com/HFO4/cloudreve/pkg/cache"
@@ -22,6 +23,7 @@ func init() {
 		model.Init()
 		authn.Init()
 		task.Init()
+		aria2.Init()
 	}
 	auth.Init()
 }
diff --git a/models/download.go b/models/download.go
index eb80ce0..89a62cd 100644
--- a/models/download.go
+++ b/models/download.go
@@ -10,9 +10,10 @@ type Download struct {
 	gorm.Model
 	Status   int    // 任务状态
 	Type     int    // 任务类型
+	Source   string // 文件下载地址
 	Name     string // 任务文件名
 	Size     uint64 // 文件大小
-	PID      string // 任务ID
+	GID      string // 任务ID
 	Path     string `gorm:"type:text"` // 存储路径
 	Attrs    string `gorm:"type:text"` // 任务状态属性
 	FolderID uint   // 存储父目录ID
diff --git a/models/group.go b/models/group.go
index 58d7334..df1ae9d 100644
--- a/models/group.go
+++ b/models/group.go
@@ -25,13 +25,14 @@ type Group struct {
 
 // GroupOption 用户组其他配置
 type GroupOption struct {
-	ArchiveDownload bool   `json:"archive_download,omitempty"`
-	ArchiveTask     bool   `json:"archive_task,omitempty"`
-	CompressSize    uint64 `json:"compress_size,omitempty"`
+	ArchiveDownload bool   `json:"archive_download,omitempty"` // 打包下载
+	ArchiveTask     bool   `json:"archive_task,omitempty"`     // 在线压缩
+	CompressSize    uint64 `json:"compress_size,omitempty"`    // 可压缩大小
 	DecompressSize  uint64 `json:"decompress_size,omitempty"`
 	OneTimeDownload bool   `json:"one_time_download,omitempty"`
 	ShareDownload   bool   `json:"share_download,omitempty"`
 	ShareFree       bool   `json:"share_free,omitempty"`
+	Aria2           bool   `json:"aria2,omitempty"` // 离线下载
 }
 
 // GetAria2Option 获取用户离线下载设备
diff --git a/models/migration.go b/models/migration.go
index 06267d1..af6d4a1 100644
--- a/models/migration.go
+++ b/models/migration.go
@@ -29,7 +29,8 @@ func migration() {
 	if conf.DatabaseConfig.Type == "mysql" {
 		DB = DB.Set("gorm:table_options", "ENGINE=InnoDB")
 	}
-	DB.AutoMigrate(&User{}, &Setting{}, &Group{}, &Policy{}, &Folder{}, &File{}, &StoragePack{}, &Share{}, &Task{})
+	DB.AutoMigrate(&User{}, &Setting{}, &Group{}, &Policy{}, &Folder{}, &File{}, &StoragePack{}, &Share{},
+		&Task{}, &Download{})
 
 	// 创建初始存储策略
 	addDefaultPolicy()
@@ -110,6 +111,7 @@ solid #e9e9e9;"bgcolor="#fff"><tbody><tr style="font-family: 'Helvetica Neue',He
 		{Name: "onedrive_monitor_timeout", Value: `600`, Type: "timeout"},
 		{Name: "share_download_session_timeout", Value: `2073600`, Type: "timeout"},
 		{Name: "onedrive_callback_check", Value: `20`, Type: "timeout"},
+		{Name: "aria2_call_timeout", Value: `5`, Type: "timeout"},
 		{Name: "onedrive_chunk_retries", Value: `1`, Type: "retry"},
 		{Name: "allowdVisitorDownload", Value: `false`, Type: "share"},
 		{Name: "login_captcha", Value: `0`, Type: "login"},
@@ -155,9 +157,9 @@ Neue',Helvetica,Arial,sans-serif; box-sizing: border-box; font-size: 14px; verti
 		{Name: "themes", Value: `{"#3f51b5":{"palette":{"primary":{"light":"#7986cb","main":"#3f51b5","dark":"#303f9f","contrastText":"#fff"},"secondary":{"light":"#ff4081","main":"#f50057","dark":"#c51162","contrastText":"#fff"},"error":{"light":"#e57373","main":"#f44336","dark":"#d32f2f","contrastText":"#fff"},"explorer":{"filename":"#474849","icon":"#8f8f8f","bgSelected":"#D5DAF0","emptyIcon":"#e8e8e8"}}}}`, Type: "basic"},
 		{Name: "refererCheck", Value: `true`, Type: "share"},
 		{Name: "header", Value: `X-Sendfile`, Type: "download"},
-		{Name: "aria2_tmppath", Value: `/path/to/public/download`, Type: "aria2"},
 		{Name: "aria2_token", Value: `your token`, Type: "aria2"},
-		{Name: "aria2_rpcurl", Value: `http://127.0.0.1:6800/`, Type: "aria2"},
+		{Name: "aria2_token", Value: `your token`, Type: "aria2"},
+		{Name: "aria2_temp_path", Value: `F:\aria2-1.33.1-win-64bit-build1\temp`, Type: "aria2"},
 		{Name: "aria2_options", Value: `{"max-tries":5}`, Type: "aria2"},
 		{Name: "max_worker_num", Value: `10`, Type: "task"},
 		{Name: "max_parallel_transfer", Value: `4`, Type: "task"},
diff --git a/models/setting.go b/models/setting.go
index 0ed3648..0de472c 100644
--- a/models/setting.go
+++ b/models/setting.go
@@ -39,7 +39,7 @@ func GetSettingByName(name string) string {
 }
 
 // GetSettingByNames 用多个 Name 获取设置值
-func GetSettingByNames(names []string) map[string]string {
+func GetSettingByNames(names ...string) map[string]string {
 	var queryRes []Setting
 	res, miss := cache.GetSettings(names, "setting_")
 
diff --git a/models/setting_test.go b/models/setting_test.go
index 8ccbaf5..e6c716c 100644
--- a/models/setting_test.go
+++ b/models/setting_test.go
@@ -67,7 +67,7 @@ func TestGetSettingByNames(t *testing.T) {
 		AddRow("siteName", "Cloudreve", "basic").
 		AddRow("siteDes", "Something wonderful", "basic")
 	mock.ExpectQuery("^SELECT \\* FROM `(.+)` WHERE `(.+)`\\.`deleted_at` IS NULL AND(.+)$").WillReturnRows(rows)
-	settings := GetSettingByNames([]string{"siteName", "siteDes"})
+	settings := GetSettingByNames("siteName", "siteDes")
 	asserts.Equal(map[string]string{
 		"siteName": "Cloudreve",
 		"siteDes":  "Something wonderful",
@@ -78,7 +78,7 @@ func TestGetSettingByNames(t *testing.T) {
 	rows = sqlmock.NewRows([]string{"name", "value", "type"}).
 		AddRow("siteName2", "Cloudreve", "basic")
 	mock.ExpectQuery("^SELECT \\* FROM `(.+)` WHERE `(.+)`\\.`deleted_at` IS NULL AND(.+)$").WillReturnRows(rows)
-	settings = GetSettingByNames([]string{"siteName2", "siteDes2333"})
+	settings = GetSettingByNames("siteName2", "siteDes2333")
 	asserts.Equal(map[string]string{
 		"siteName2": "Cloudreve",
 	}, settings)
@@ -87,14 +87,14 @@ func TestGetSettingByNames(t *testing.T) {
 	//找不到设置时
 	rows = sqlmock.NewRows([]string{"name", "value", "type"})
 	mock.ExpectQuery("^SELECT \\* FROM `(.+)` WHERE `(.+)`\\.`deleted_at` IS NULL AND(.+)$").WillReturnRows(rows)
-	settings = GetSettingByNames([]string{"siteName2333", "siteDes2333"})
+	settings = GetSettingByNames("siteName2333", "siteDes2333")
 	asserts.Equal(map[string]string{}, settings)
 	asserts.NoError(mock.ExpectationsWereMet())
 
 	// 一个设置命中缓存
 	mock.ExpectQuery("^SELECT \\* FROM `(.+)` WHERE `(.+)`\\.`deleted_at` IS NULL AND(.+)$").WithArgs("siteDes2").WillReturnRows(sqlmock.NewRows([]string{"name", "value", "type"}).
 		AddRow("siteDes2", "Cloudreve2", "basic"))
-	settings = GetSettingByNames([]string{"siteName", "siteDes2"})
+	settings = GetSettingByNames("siteName", "siteDes2")
 	asserts.Equal(map[string]string{
 		"siteName": "Cloudreve",
 		"siteDes2": "Cloudreve2",
diff --git a/pkg/aria2/aria2.go b/pkg/aria2/aria2.go
new file mode 100644
index 0000000..9372181
--- /dev/null
+++ b/pkg/aria2/aria2.go
@@ -0,0 +1,75 @@
+package aria2
+
+import (
+	model "github.com/HFO4/cloudreve/models"
+	"github.com/HFO4/cloudreve/pkg/serializer"
+	"github.com/HFO4/cloudreve/pkg/util"
+	"net/url"
+)
+
+// Instance 默认使用的Aria2处理实例
+var Instance Aria2 = &DummyAria2{}
+
+// Aria2 离线下载处理接口
+type Aria2 interface {
+	// CreateTask 创建新的任务
+	CreateTask(task *model.Download) error
+}
+
+const (
+	// URLTask 从URL添加的任务
+	URLTask = iota
+	// TorrentTask 种子任务
+	TorrentTask
+)
+
+const (
+	// Ready 准备就绪
+	Ready = iota
+)
+
+var (
+	// ErrNotEnabled 功能未开启错误
+	ErrNotEnabled = serializer.NewError(serializer.CodeNoPermissionErr, "离线下载功能未开启", nil)
+)
+
+// DummyAria2 未开启Aria2功能时使用的默认处理器
+type DummyAria2 struct {
+}
+
+// CreateTask 创建新任务，此处直接返回未开启错误
+func (instance *DummyAria2) CreateTask(task *model.Download) error {
+	return ErrNotEnabled
+}
+
+// Init 初始化
+func Init() {
+	options := model.GetSettingByNames("aria2_rpcurl", "aria2_token", "aria2_options")
+	timeout := model.GetIntSetting("aria2_call_timeout", 5)
+	if options["aria2_rpcurl"] == "" {
+		// 未开启Aria2服务
+		return
+	}
+
+	util.Log().Info("初始化 aria2 RPC 服务[%s]", options["aria2_rpcurl"])
+	client := &RPCService{}
+	if previousClient, ok := Instance.(*RPCService); ok {
+		client = previousClient
+	}
+
+	// 解析RPC服务地址
+	server, err := url.Parse(options["aria2_rpcurl"])
+	if err != nil {
+		util.Log().Warning("无法解析 aria2 RPC 服务地址，%s", err)
+		return
+	}
+	server.Path = "/jsonrpc"
+
+	// todo 加载自定义下载配置
+	if err := client.Init(server.String(), options["aria2_token"], timeout, []interface{}{}); err != nil {
+		util.Log().Warning("初始化 aria2 RPC 服务失败，%s", err)
+		return
+	}
+
+	Instance = client
+}
diff --git a/pkg/aria2/caller.go b/pkg/aria2/caller.go
new file mode 100644
index 0000000..70404cb
--- /dev/null
+++ b/pkg/aria2/caller.go
@@ -0,0 +1,58 @@
+package aria2
+
+import (
+	"context"
+	model "github.com/HFO4/cloudreve/models"
+	"github.com/zyxar/argo/rpc"
+	"path/filepath"
+	"strconv"
+	"time"
+)
+
+// RPCService 通过RPC服务的Aria2任务管理器
+type RPCService struct {
+	options *clientOptions
+	caller  rpc.Client
+}
+
+type clientOptions struct {
+	Options []interface{} // 创建下载时额外添加的设置
+}
+
+// Init 初始化
+func (client *RPCService) Init(server, secret string, timeout int, options []interface{}) error {
+	// 客户端已存在，则关闭先前连接
+	if client.caller != nil {
+		client.caller.Close()
+	}
+
+	client.options = &clientOptions{
+		Options: options,
+	}
+	caller, err := rpc.New(context.Background(), server, secret, time.Duration(timeout)*time.Second,
+		rpc.DummyNotifier{})
+	client.caller = caller
+	return err
+}
+
+// CreateTask 创建新任务
+func (client *RPCService) CreateTask(task *model.Download) error {
+	// 生成存储路径
+	task.Path = filepath.Join(
+		model.GetSettingByName("aria2_temp_path"),
+		"aria2",
+		strconv.FormatInt(time.Now().UnixNano(), 10),
+	)
+
+	// 创建下载任务
+	gid, err := client.caller.AddURI(task.Source, map[string]string{"dir": task.Path})
+	if err != nil || gid == "" {
+		return err
+	}
+
+	// 保存到数据库
+	task.GID = gid
+	_, err = task.Create()
+
+	return err
+}
diff --git a/pkg/filesystem/driver/onedrive/api.go b/pkg/filesystem/driver/onedrive/api.go
index d0a674d..739054e 100644
--- a/pkg/filesystem/driver/onedrive/api.go
+++ b/pkg/filesystem/driver/onedrive/api.go
@@ -290,7 +290,8 @@ func (client *Client) BatchDelete(ctx context.Context, dst []string) ([]string,
 	return finalRes, err
 }
 
-// Delete 并行删除文件，返回删除失败的文件，及第一个遇到的错误，最多删除20个
+// Delete 并行删除文件，返回删除失败的文件，及第一个遇到的错误，
+// 由于API限制，最多删除20个
 func (client *Client) Delete(ctx context.Context, dst []string) ([]string, error) {
 	body := client.makeBatchDeleteRequestsBody(dst)
 	res, err := client.requestWithStr(ctx, "POST", client.getRequestURL("$batch"), body, 200)
diff --git a/routers/controllers/aria2.go b/routers/controllers/aria2.go
new file mode 100644
index 0000000..6b25877
--- /dev/null
+++ b/routers/controllers/aria2.go
@@ -0,0 +1,17 @@
+package controllers
+
+import (
+	"github.com/HFO4/cloudreve/service/aria2"
+	"github.com/gin-gonic/gin"
+)
+
+// AddAria2URL 添加离线下载URL
+func AddAria2URL(c *gin.Context) {
+	var addService aria2.AddURLService
+	if err := c.ShouldBindJSON(&addService); err == nil {
+		res := addService.Add(c)
+		c.JSON(200, res)
+	} else {
+		c.JSON(200, ErrorResponse(err))
+	}
+}
diff --git a/routers/controllers/main.go b/routers/controllers/main.go
index 062c12d..b43e21a 100644
--- a/routers/controllers/main.go
+++ b/routers/controllers/main.go
@@ -16,6 +16,7 @@ func ParamErrorMsg(filed string, tag string) string {
 		"Password": "密码",
 		"Path":     "路径",
 		"SourceID": "原始资源",
+		"URL":      "链接",
 	}
 	// 未通过的规则与中文对应
 	tagMap := map[string]string{
diff --git a/routers/controllers/site.go b/routers/controllers/site.go
index 629aa4d..5f49a04 100644
--- a/routers/controllers/site.go
+++ b/routers/controllers/site.go
@@ -11,7 +11,7 @@ import (
 
 // SiteConfig 获取站点全局配置
 func SiteConfig(c *gin.Context) {
-	siteConfig := model.GetSettingByNames([]string{
+	siteConfig := model.GetSettingByNames(
 		"siteName",
 		"login_captcha",
 		"qq_login",
@@ -25,7 +25,7 @@ func SiteConfig(c *gin.Context) {
 		"share_score_rate",
 		"home_view_method",
 		"share_view_method",
-	})
+	)
 
 	// 如果已登录，则同时返回用户信息
 	user, _ := c.Get("user")
diff --git a/routers/router.go b/routers/router.go
index 7fe27e8..b2c9e49 100644
--- a/routers/router.go
+++ b/routers/router.go
@@ -274,7 +274,10 @@ func InitMasterRouter() *gin.Engine {
 			}
 
 			// 离线下载任务
-			//aria2 := auth.Group("aria2")
+			aria2 := auth.Group("aria2")
+			{
+				aria2.POST("url", controllers.AddAria2URL)
+			}
 
 			// 目录
 			directory := auth.Group("directory")
diff --git a/service/aria2/add.go b/service/aria2/add.go
new file mode 100644
index 0000000..4e91e96
--- /dev/null
+++ b/service/aria2/add.go
@@ -0,0 +1,53 @@
+package aria2
+
+import (
+	model "github.com/HFO4/cloudreve/models"
+	"github.com/HFO4/cloudreve/pkg/aria2"
+	"github.com/HFO4/cloudreve/pkg/filesystem"
+	"github.com/HFO4/cloudreve/pkg/serializer"
+	"github.com/gin-gonic/gin"
+)
+
+// AddURLService 添加URL离线下载服务
+type AddURLService struct {
+	URL string `json:"url" binding:"required"`
+	Dst string `json:"dst" binding:"required,min=1,max=65535"`
+}
+
+// Add 创建新的链接离线下载任务
+func (service *AddURLService) Add(c *gin.Context) serializer.Response {
+	// 创建文件系统
+	fs, err := filesystem.NewFileSystemFromContext(c)
+	if err != nil {
+		return serializer.Err(serializer.CodePolicyNotAllowed, err.Error(), err)
+	}
+	defer fs.Recycle()
+
+	// 检查用户组权限
+	if !fs.User.Group.OptionsSerialized.Aria2 {
+		return serializer.Err(serializer.CodeGroupNotAllowed, "当前用户组无法进行此操作", nil)
+	}
+
+	// 存放目录是否存在
+	var (
+		exist  bool
+		parent *model.Folder
+	)
+	if exist, parent = fs.IsPathExist(service.Dst); !exist {
+		return serializer.Err(serializer.CodeNotFound, "存放路径不存在", nil)
+	}
+
+	// 创建任务
+	task := &model.Download{
+		Status:   aria2.Ready,
+		Type:     aria2.URLTask,
+		FolderID: parent.ID,
+		UserID:   fs.User.ID,
+		Source:   service.URL,
+	}
+	if err := aria2.Instance.CreateTask(task); err != nil {
+		return serializer.Err(serializer.CodeNotSet, "任务创建失败", err)
+	}
+
+	return serializer.Response{}
+}