File size: 4,422 Bytes
7107f0b
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
package op

import (
	"reflect"
	"strings"

	"github.com/alist-org/alist/v3/internal/conf"
	"github.com/alist-org/alist/v3/internal/driver"
	"github.com/pkg/errors"
)

type DriverConstructor func() driver.Driver

var driverMap = map[string]DriverConstructor{}
var driverInfoMap = map[string]driver.Info{}

func RegisterDriver(driver DriverConstructor) {
	// log.Infof("register driver: [%s]", config.Name)
	tempDriver := driver()
	tempConfig := tempDriver.Config()
	registerDriverItems(tempConfig, tempDriver.GetAddition())
	driverMap[tempConfig.Name] = driver
}

func GetDriver(name string) (DriverConstructor, error) {
	n, ok := driverMap[name]
	if !ok {
		return nil, errors.Errorf("no driver named: %s", name)
	}
	return n, nil
}

func GetDriverNames() []string {
	var driverNames []string
	for k := range driverInfoMap {
		driverNames = append(driverNames, k)
	}
	return driverNames
}

func GetDriverInfoMap() map[string]driver.Info {
	return driverInfoMap
}

func registerDriverItems(config driver.Config, addition driver.Additional) {
	// log.Debugf("addition of %s: %+v", config.Name, addition)
	tAddition := reflect.TypeOf(addition)
	for tAddition.Kind() == reflect.Pointer {
		tAddition = tAddition.Elem()
	}
	mainItems := getMainItems(config)
	additionalItems := getAdditionalItems(tAddition, config.DefaultRoot)
	driverInfoMap[config.Name] = driver.Info{
		Common:     mainItems,
		Additional: additionalItems,
		Config:     config,
	}
}

func getMainItems(config driver.Config) []driver.Item {
	items := []driver.Item{{
		Name:     "mount_path",
		Type:     conf.TypeString,
		Required: true,
		Help:     "The path you want to mount to, it is unique and cannot be repeated",
	}, {
		Name: "order",
		Type: conf.TypeNumber,
		Help: "use to sort",
	}, {
		Name: "remark",
		Type: conf.TypeText,
	}, {
		Name:    "group",
		Type:    conf.TypeString,
		Default: "未分组",
	}, {
		Name:    "sync_group",
		Type:    conf.TypeBool,
		Default: "false",
		Help:    "同时修改同组内所有存储",
	}}
	if !config.NoCache {
		items = append(items, driver.Item{
			Name:     "cache_expiration",
			Type:     conf.TypeNumber,
			Default:  "30",
			Required: true,
			Help:     "The cache expiration time for this storage",
		})
	}
	if !config.OnlyProxy && !config.OnlyLocal {
		items = append(items, []driver.Item{{
			Name: "web_proxy",
			Type: conf.TypeBool,
		}, {
			Name:     "webdav_policy",
			Type:     conf.TypeSelect,
			Options:  "302_redirect,use_proxy_url,native_proxy",
			Default:  "302_redirect",
			Required: true,
		},
		}...)
	} else {
		items = append(items, driver.Item{
			Name:     "webdav_policy",
			Type:     conf.TypeSelect,
			Default:  "native_proxy",
			Options:  "use_proxy_url,native_proxy",
			Required: true,
		})
	}
	items = append(items, driver.Item{
		Name: "down_proxy_url",
		Type: conf.TypeText,
	})
	if config.LocalSort {
		items = append(items, []driver.Item{{
			Name:    "order_by",
			Type:    conf.TypeSelect,
			Options: "name,size,modified",
		}, {
			Name:    "order_direction",
			Type:    conf.TypeSelect,
			Options: "asc,desc",
		}}...)
	}
	items = append(items, driver.Item{
		Name:    "extract_folder",
		Type:    conf.TypeSelect,
		Options: "front,back",
	})
	items = append(items, driver.Item{
		Name:     "enable_sign",
		Type:     conf.TypeBool,
		Default:  "false",
		Required: true,
	})
	return items
}
func getAdditionalItems(t reflect.Type, defaultRoot string) []driver.Item {
	var items []driver.Item
	for i := 0; i < t.NumField(); i++ {
		field := t.Field(i)
		if field.Type.Kind() == reflect.Struct {
			items = append(items, getAdditionalItems(field.Type, defaultRoot)...)
			continue
		}
		tag := field.Tag
		ignore, ok1 := tag.Lookup("ignore")
		name, ok2 := tag.Lookup("json")
		if (ok1 && ignore == "true") || !ok2 {
			continue
		}
		item := driver.Item{
			Name:     name,
			Type:     strings.ToLower(field.Type.Name()),
			Default:  tag.Get("default"),
			Options:  tag.Get("options"),
			Required: tag.Get("required") == "true",
			Help:     tag.Get("help"),
		}
		if tag.Get("type") != "" {
			item.Type = tag.Get("type")
		}
		if item.Name == "root_folder_id" || item.Name == "root_folder_path" {
			if item.Default == "" {
				item.Default = defaultRoot
			}
			item.Required = item.Default != ""
		}
		// set default type to string
		if item.Type == "" {
			item.Type = "string"
		}
		items = append(items, item)
	}
	return items
}