/
client.go
156 lines (147 loc) · 3.88 KB
/
client.go
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
package api
import (
"fmt"
"github.com/gin-gonic/gin"
"github.com/gotify/server/auth"
"github.com/gotify/server/model"
)
// The ClientDatabase interface for encapsulating database access.
type ClientDatabase interface {
CreateClient(client *model.Client) error
GetClientByToken(token string) *model.Client
GetClientByID(id uint) *model.Client
GetClientsByUser(userID uint) []*model.Client
DeleteClientByID(id uint) error
}
// The ClientAPI provides handlers for managing clients and applications.
type ClientAPI struct {
DB ClientDatabase
ImageDir string
NotifyDeleted func(uint, string)
}
// CreateClient creates a client and returns the access token.
// swagger:operation POST /client client createClient
//
// Create a client.
//
// ---
// consumes: [application/json]
// produces: [application/json]
// security: [clientTokenHeader: [], clientTokenQuery: [], basicAuth: []]
// parameters:
// - name: body
// in: body
// description: the client to add
// required: true
// schema:
// $ref: "#/definitions/Client"
// responses:
// 200:
// description: Ok
// schema:
// $ref: "#/definitions/Client"
// 400:
// description: Bad Request
// schema:
// $ref: "#/definitions/Error"
// 401:
// description: Unauthorized
// schema:
// $ref: "#/definitions/Error"
// 403:
// description: Forbidden
// schema:
// $ref: "#/definitions/Error"
func (a *ClientAPI) CreateClient(ctx *gin.Context) {
client := model.Client{}
if err := ctx.Bind(&client); err == nil {
client.Token = generateNotExistingToken(auth.GenerateClientToken, a.clientExists)
client.UserID = auth.GetUserID(ctx)
a.DB.CreateClient(&client)
ctx.JSON(200, client)
}
}
// GetClients returns all clients a user has.
// swagger:operation GET /client client getClients
//
// Return all clients.
//
// ---
// consumes: [application/json]
// produces: [application/json]
// security: [clientTokenHeader: [], clientTokenQuery: [], basicAuth: []]
// responses:
// 200:
// description: Ok
// schema:
// type: array
// items:
// $ref: "#/definitions/Client"
// 401:
// description: Unauthorized
// schema:
// $ref: "#/definitions/Error"
// 403:
// description: Forbidden
// schema:
// $ref: "#/definitions/Error"
func (a *ClientAPI) GetClients(ctx *gin.Context) {
userID := auth.GetUserID(ctx)
clients := a.DB.GetClientsByUser(userID)
ctx.JSON(200, clients)
}
// DeleteClient deletes a client by its id.
// swagger:operation DELETE /client/{id} client deleteClient
//
// Delete a client.
//
// ---
// consumes: [application/json]
// produces: [application/json]
// parameters:
// - name: id
// in: path
// description: the client id
// required: true
// type: integer
// security: [clientTokenHeader: [], clientTokenQuery: [], basicAuth: []]
// responses:
// 200:
// description: Ok
// 400:
// description: Bad Request
// schema:
// $ref: "#/definitions/Error"
// 401:
// description: Unauthorized
// schema:
// $ref: "#/definitions/Error"
// 403:
// description: Forbidden
// schema:
// $ref: "#/definitions/Error"
// 404:
// description: Not Found
// schema:
// $ref: "#/definitions/Error"
func (a *ClientAPI) DeleteClient(ctx *gin.Context) {
withID(ctx, "id", func(id uint) {
if client := a.DB.GetClientByID(id); client != nil && client.UserID == auth.GetUserID(ctx) {
a.NotifyDeleted(client.UserID, client.Token)
a.DB.DeleteClientByID(id)
} else {
ctx.AbortWithError(404, fmt.Errorf("client with id %d doesn't exists", id))
}
})
}
func (a *ClientAPI) clientExists(token string) bool {
return a.DB.GetClientByToken(token) != nil
}
func generateNotExistingToken(generateToken func() string, tokenExists func(token string) bool) string {
for {
token := generateToken()
if !tokenExists(token) {
return token
}
}
}