Feat: model/policy

models/group.go

@@ -11,15 +11,13 @@ type Group struct {
 	Name          string
 	Policies      string
 	MaxStorage    uint64
-	SpeedLimit           int
 	ShareEnabled  bool
-	RangeTransferEnabled bool
 	WebDAVEnabled bool
 	Aria2Option   string
 	Color         string
 
 	// 数据库忽略字段
-	PolicyList []int `gorm:"-"`
+	PolicyList []uint `gorm:"-"`
 }
 
 // GetGroupByID 用ID获取用户组
@@ -35,3 +33,16 @@ func (group *Group) AfterFind() (err error) {
 	err = json.Unmarshal([]byte(group.Policies), &group.PolicyList)
 	return err
 }
+
+// BeforeSave Save用户前的钩子
+func (group *Group) BeforeSave() (err error) {
+	err = group.SerializePolicyList()
+	return err
+}
+
+//SerializePolicyList 将序列后的可选策略列表写入数据库字段
+func (group *Group) SerializePolicyList() (err error) {
+	optionsValue, err := json.Marshal(&group.PolicyList)
+	group.Policies = string(optionsValue)
+	return err
+}

models/group_test.go

@@ -24,7 +24,7 @@ func TestGetGroupByID(t *testing.T) {
 		},
 		Name:       "管理员",
 		Policies:   "[1]",
-		PolicyList: []int{1},
+		PolicyList: []uint{1},
 	}, group)
 
 	//未找到用户时

models/migration.go

@@ -25,7 +25,10 @@ func migration() {
 	util.Log().Info("开始进行数据库自动迁移...")
 
 	// 自动迁移模式
-	DB.Set("gorm:table_options", "ENGINE=InnoDB").AutoMigrate(&User{}, &Setting{}, &Group{})
+	DB.Set("gorm:table_options", "ENGINE=InnoDB").AutoMigrate(&User{}, &Setting{}, &Group{}, &Policy{})
+
+	// 创建初始存储策略
+	addDefaultPolicy()
 
 	// 创建初始用户组
 	addDefaultGroups()
@@ -44,6 +47,27 @@ func migration() {
 
 }
 
+func addDefaultPolicy() {
+	_, err := GetPolicyByID(1)
+	// 未找到初始存储策略时，则创建
+	if gorm.IsRecordNotFoundError(err) {
+		defaultPolicy := Policy{
+			Name:               "默认上传策略",
+			Type:               "local",
+			Server:             "/Api/V3/File/Upload",
+			BaseURL:            "http://cloudreve.org/public/uploads/",
+			MaxSize:            10 * 1024 * 1024 * 1024,
+			AutoRename:         true,
+			DirNameRule:        "{date}/{uid}",
+			FileNameRule:       "{uid}_{randomkey8}_{originname}",
+			IsOriginLinkEnable: false,
+		}
+		if err := DB.Create(&defaultPolicy).Error; err != nil {
+			util.Log().Panic("无法创建初始存储策略, ", err)
+		}
+	}
+}
+
 func addDefaultSettings() {
 	defaultSettings := []Setting{
 		{Name: "siteURL", Value: `http://lite.aoaoao.me/`, Type: "basic"},
@@ -130,11 +154,10 @@ func addDefaultGroups() {
 	if gorm.IsRecordNotFoundError(err) {
 		defaultAdminGroup := Group{
 			Name:          "管理员",
-			Policies:             "[1]",
+			PolicyList:    []uint{1},
 			MaxStorage:    1 * 1024 * 1024 * 1024,
 			ShareEnabled:  true,
 			Color:         "danger",
-			RangeTransferEnabled: true,
 			WebDAVEnabled: true,
 			Aria2Option:   "0,0,0",
 		}
@@ -149,11 +172,10 @@ func addDefaultGroups() {
 	if gorm.IsRecordNotFoundError(err) {
 		defaultAdminGroup := Group{
 			Name:          "注册会员",
-			Policies:             "[1]",
+			PolicyList:    []uint{1},
 			MaxStorage:    1 * 1024 * 1024 * 1024,
 			ShareEnabled:  true,
 			Color:         "danger",
-			RangeTransferEnabled: true,
 			WebDAVEnabled: true,
 			Aria2Option:   "0,0,0",
 		}

models/policy.go

@@ -0,0 +1,66 @@
+package model
+
+import (
+	"encoding/json"
+	"github.com/jinzhu/gorm"
+)
+
+// Policy 存储策略
+type Policy struct {
+	// 表字段
+	gorm.Model
+	Name               string
+	Type               string
+	Server             string
+	BucketName         string
+	IsPrivate          bool
+	BaseURL            string
+	AccessKey          string `gorm:"size:512"`
+	SecretKey          string `gorm:"size:512"`
+	MaxSize            uint64
+	AutoRename         bool
+	DirNameRule        string
+	FileNameRule       string
+	IsOriginLinkEnable bool
+	Options            string `gorm:"size:4096"`
+
+	// 数据库忽略字段
+	OptionsSerialized PolicyOption `gorm:"-"`
+}
+
+// PolicyOption 非公有的存储策略属性
+type PolicyOption struct {
+	OPName               string   `json:"op_name"`
+	OPPassword           string   `json:"op_pwd"`
+	FileType             []string `json:"file_type"`
+	MimeType             string   `json:"mimetype"`
+	SpeedLimit           int      `json:"speed_limit"`
+	RangeTransferEnabled bool     `json:"range_transfer_enabled"`
+}
+
+// GetPolicyByID 用ID获取存储策略
+func GetPolicyByID(ID interface{}) (Policy, error) {
+	var policy Policy
+	result := DB.First(&policy, ID)
+	return policy, result.Error
+}
+
+// AfterFind 找到上传策略后的钩子
+func (policy *Policy) AfterFind() (err error) {
+	// 解析上传策略设置到OptionsSerialized
+	err = json.Unmarshal([]byte(policy.Options), &policy.OptionsSerialized)
+	return err
+}
+
+// BeforeSave Save策略前的钩子
+func (policy *Policy) BeforeSave() (err error) {
+	err = policy.SerializeOptions()
+	return err
+}
+
+//SerializeOptions 将序列后的Option写入到数据库字段
+func (policy *Policy) SerializeOptions() (err error) {
+	optionsValue, err := json.Marshal(&policy.OptionsSerialized)
+	policy.Options = string(optionsValue)
+	return err
+}

models/user.go

@@ -41,6 +41,7 @@ type User struct {
 
 	// 关联模型
 	Group  Group
+	Policy Policy `gorm:"PRELOAD:false,association_autoupdate:false"`
 
 	// 数据库忽略字段
 	OptionsSerialized UserOption `gorm:"-"`
@@ -49,9 +50,32 @@ type User struct {
 // UserOption 用户个性化配置字段
 type UserOption struct {
 	ProfileOn       int    `json:"profile_on"`
+	PreferredPolicy uint   `json:"preferred_policy"`
 	WebDAVKey       string `json:"webdav_key"`
 }
 
+// GetPolicyID 获取用户当前的上传策略ID
+func (user *User) GetPolicyID() uint {
+	// 用户未指定时，返回可用的第一个
+	if user.OptionsSerialized.PreferredPolicy == 0 {
+		if len(user.Group.PolicyList) != 0 {
+			return user.Group.PolicyList[0]
+		}
+		return 1
+	} else {
+		// 用户指定时，先检查是否为可用策略列表中的值
+		if util.ContainsUint(user.Group.PolicyList, user.OptionsSerialized.PreferredPolicy) {
+			return user.OptionsSerialized.PreferredPolicy
+		}
+		// 不可用时，返回第一个
+		if len(user.Group.PolicyList) != 0 {
+			return user.Group.PolicyList[0]
+		}
+		return 1
+
+	}
+}
+
 // GetUserByID 用ID获取用户
 func GetUserByID(ID interface{}) (User, error) {
 	var user User
@@ -71,17 +95,32 @@ func NewUser() User {
 	options := UserOption{
 		ProfileOn: 1,
 	}
-	optionsValue, _ := json.Marshal(&options)
 	return User{
 		Avatar:            "default",
-		Options: string(optionsValue),
+		OptionsSerialized: options,
 	}
 }
 
+// BeforeSave Save用户前的钩子
+func (user *User) BeforeSave() (err error) {
+	err = user.SerializeOptions()
+	return err
+}
+
+//SerializeOptions 将序列后的Option写入到数据库字段
+func (user *User) SerializeOptions() (err error) {
+	optionsValue, err := json.Marshal(&user.OptionsSerialized)
+	user.Options = string(optionsValue)
+	return err
+}
+
 // AfterFind 找到用户后的钩子
 func (user *User) AfterFind() (err error) {
 	// 解析用户设置到OptionsSerialized
 	err = json.Unmarshal([]byte(user.Options), &user.OptionsSerialized)
+
+	// 预加载存储策略
+	user.Policy, _ = GetPolicyByID(user.GetPolicyID())
 	return err
 }
 

models/user_test.go

@@ -37,7 +37,7 @@ func TestGetUserByID(t *testing.T) {
 			},
 			Name:       "管理员",
 			Policies:   "[1]",
-			PolicyList: []int{1},
+			PolicyList: []uint{1},
 		},
 	}, user)
 
@@ -85,17 +85,72 @@ func TestNewUser(t *testing.T) {
 	newUser := NewUser()
 	asserts.IsType(User{}, newUser)
 	asserts.NotEmpty(newUser.Avatar)
-	asserts.NotEmpty(newUser.Options)
+	asserts.NotEmpty(newUser.OptionsSerialized)
 }
 
 func TestUser_AfterFind(t *testing.T) {
 	asserts := assert.New(t)
 
+	policyRows := sqlmock.NewRows([]string{"id", "name"}).
+		AddRow(1, "默认上传策略")
+	mock.ExpectQuery("^SELECT (.+)").WillReturnRows(policyRows)
+
 	newUser := NewUser()
 	err := newUser.AfterFind()
+	err = newUser.BeforeSave()
 	expected := UserOption{}
 	err = json.Unmarshal([]byte(newUser.Options), &expected)
 
 	asserts.NoError(err)
+	asserts.NoError(mock.ExpectationsWereMet())
 	asserts.Equal(expected, newUser.OptionsSerialized)
+	asserts.Equal("默认上传策略", newUser.Policy.Name)
+}
+
+func TestUser_BeforeSave(t *testing.T) {
+	asserts := assert.New(t)
+
+	newUser := NewUser()
+	err := newUser.BeforeSave()
+	expected, err := json.Marshal(newUser.OptionsSerialized)
+
+	asserts.NoError(err)
+	asserts.Equal(string(expected), newUser.Options)
+}
+
+func TestUser_GetPolicyID(t *testing.T) {
+	asserts := assert.New(t)
+
+	newUser := NewUser()
+
+	testCases := []struct {
+		preferred uint
+		available []uint
+		expected  uint
+	}{
+		{
+			available: []uint{1},
+			expected:  1,
+		},
+		{
+			available: []uint{5, 2, 3},
+			expected:  5,
+		},
+		{
+			preferred: 1,
+			available: []uint{5, 1, 3},
+			expected:  1,
+		},
+		{
+			preferred: 9,
+			available: []uint{5, 1, 3},
+			expected:  5,
+		},
+	}
+
+	for key, testCase := range testCases {
+		newUser.OptionsSerialized.PreferredPolicy = testCase.preferred
+		newUser.Group.PolicyList = testCase.available
+		asserts.Equal(testCase.expected, newUser.GetPolicyID(), "测试用例 #%d 未通过", key)
+	}
 }

pkg/util/common.go

@@ -14,3 +14,13 @@ func RandStringRunes(n int) string {
 	}
 	return string(b)
 }
+
+// ContainsUint 返回list中是否包含
+func ContainsUint(s []uint, e uint) bool {
+	for _, a := range s {
+		if a == e {
+			return true
+		}
+	}
+	return false
+}