1. 1
2. 2
3. 3
4. 4
5. 5
6. 6
7. 7
8. 8
9. 9
10. 10
11. 11
12. 12
13. 13
14. 14
15. 15
16. 16
17. 17
18. 18
19. 19
20. 20
21. 21
22. 22
23. 23
24. 24
25. 25
26. 26
27. 27
28. 28
29. 29
30. 30
31. 31
32. 32
33. 33
34. 34
35. 35
36. 36
37. 37
38. 38
39. 39
40. 40
41. 41
42. 42
43. 43
44. 44
45. 45
46. 46
47. 47
48. 48
49. 49
50. 50
51. 51
52. 52
53. 53
54. 54
55. 55
56. 56
57. 57
58. 58
59. 59
60. 60
61. 61
62. 62
63. 63
64. 64
65. 65
66. 66
67. 67
68. 68
69. 69
70. 70
71. 71
72. 72
73. 73
74. 74
75. 75
76. 76
77. 77
78. 78
79. 79
80. 80
81. 81
82. 82
83. 83
84. 84
85. 85
86. 86
87. 87
88. 88
89. 89
90. 90
91. 91
92. 92
93. 93
94. 94
95. 95
96. 96
97. 97
98. 98
99. 99
100. 100
101. 101
102. 102
103. 103
104. 104
105. 105
106. 106
107. 107
108. 108
109. 109
110. 110
111. 111
112. 112
113. 113
114. 114
115. 115
116. 116
117. 117
118. 118
119. 119
120. 120
121. 121
122. 122
123. 123
124. 124
125. 125
126. 126
127. 127
128. 128
129. 129
130. 130
131. 131
132. 132
133. 133
134. 134
135. 135
136. 136
137. 137
138. 138
139. 139
140. 140
141. 141
142. 142
143. 143
144. 144
145. 145
146. 146
147. 147
148. 148
149. 149
150. 150
151. 151

// Copyright 2019 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT

package setting

import (
	"fmt"
	"net/http"

	"code.gitea.io/gitea/models/auth"
	"code.gitea.io/gitea/modules/base"
	"code.gitea.io/gitea/modules/context"
	"code.gitea.io/gitea/modules/web"
	"code.gitea.io/gitea/services/forms"
)

type OAuth2CommonHandlers struct {
	OwnerID            int64        // 0 for instance-wide, otherwise OrgID or UserID
	BasePathList       string       // the base URL for the application list page, eg: "/user/setting/applications"
	BasePathEditPrefix string       // the base URL for the application edit page, will be appended with app id, eg: "/user/setting/applications/oauth2"
	TplAppEdit         base.TplName // the template for the application edit page
}

func (oa *OAuth2CommonHandlers) renderEditPage(ctx *context.Context) {
	app := ctx.Data["App"].(*auth.OAuth2Application)
	ctx.Data["FormActionPath"] = fmt.Sprintf("%s/%d", oa.BasePathEditPrefix, app.ID)
	ctx.HTML(http.StatusOK, oa.TplAppEdit)
}

// AddApp adds an oauth2 application
func (oa *OAuth2CommonHandlers) AddApp(ctx *context.Context) {
	form := web.GetForm(ctx).(*forms.EditOAuth2ApplicationForm)
	if ctx.HasError() {
		// go to the application list page
		ctx.Redirect(oa.BasePathList)
		return
	}

	// TODO validate redirect URI
	app, err := auth.CreateOAuth2Application(ctx, auth.CreateOAuth2ApplicationOptions{
		Name:               form.Name,
		RedirectURIs:       []string{form.RedirectURI},
		UserID:             oa.OwnerID,
		ConfidentialClient: form.ConfidentialClient,
	})
	if err != nil {
		ctx.ServerError("CreateOAuth2Application", err)
		return
	}

	// render the edit page with secret
	ctx.Flash.Success(ctx.Tr("settings.create_oauth2_application_success"), true)
	ctx.Data["App"] = app
	ctx.Data["ClientSecret"], err = app.GenerateClientSecret()
	if err != nil {
		ctx.ServerError("GenerateClientSecret", err)
		return
	}
	oa.renderEditPage(ctx)
}

// EditShow displays the given application
func (oa *OAuth2CommonHandlers) EditShow(ctx *context.Context) {
	app, err := auth.GetOAuth2ApplicationByID(ctx, ctx.ParamsInt64("id"))
	if err != nil {
		if auth.IsErrOAuthApplicationNotFound(err) {
			ctx.NotFound("Application not found", err)
			return
		}
		ctx.ServerError("GetOAuth2ApplicationByID", err)
		return
	}
	if app.UID != oa.OwnerID {
		ctx.NotFound("Application not found", nil)
		return
	}
	ctx.Data["App"] = app
	oa.renderEditPage(ctx)
}

// EditSave saves the oauth2 application
func (oa *OAuth2CommonHandlers) EditSave(ctx *context.Context) {
	form := web.GetForm(ctx).(*forms.EditOAuth2ApplicationForm)

	if ctx.HasError() {
		oa.renderEditPage(ctx)
		return
	}

	// TODO validate redirect URI
	var err error
	if ctx.Data["App"], err = auth.UpdateOAuth2Application(auth.UpdateOAuth2ApplicationOptions{
		ID:                 ctx.ParamsInt64("id"),
		Name:               form.Name,
		RedirectURIs:       []string{form.RedirectURI},
		UserID:             oa.OwnerID,
		ConfidentialClient: form.ConfidentialClient,
	}); err != nil {
		ctx.ServerError("UpdateOAuth2Application", err)
		return
	}
	ctx.Flash.Success(ctx.Tr("settings.update_oauth2_application_success"))
	ctx.Redirect(oa.BasePathList)
}

// RegenerateSecret regenerates the secret
func (oa *OAuth2CommonHandlers) RegenerateSecret(ctx *context.Context) {
	app, err := auth.GetOAuth2ApplicationByID(ctx, ctx.ParamsInt64("id"))
	if err != nil {
		if auth.IsErrOAuthApplicationNotFound(err) {
			ctx.NotFound("Application not found", err)
			return
		}
		ctx.ServerError("GetOAuth2ApplicationByID", err)
		return
	}
	if app.UID != oa.OwnerID {
		ctx.NotFound("Application not found", nil)
		return
	}
	ctx.Data["App"] = app
	ctx.Data["ClientSecret"], err = app.GenerateClientSecret()
	if err != nil {
		ctx.ServerError("GenerateClientSecret", err)
		return
	}
	ctx.Flash.Success(ctx.Tr("settings.update_oauth2_application_success"), true)
	oa.renderEditPage(ctx)
}

// DeleteApp deletes the given oauth2 application
func (oa *OAuth2CommonHandlers) DeleteApp(ctx *context.Context) {
	if err := auth.DeleteOAuth2Application(ctx.ParamsInt64("id"), oa.OwnerID); err != nil {
		ctx.ServerError("DeleteOAuth2Application", err)
		return
	}

	ctx.Flash.Success(ctx.Tr("settings.remove_oauth2_application_success"))
	ctx.JSON(http.StatusOK, map[string]interface{}{"redirect": oa.BasePathList})
}

// RevokeGrant revokes the grant
func (oa *OAuth2CommonHandlers) RevokeGrant(ctx *context.Context) {
	if err := auth.RevokeOAuth2Grant(ctx, ctx.ParamsInt64("grantId"), oa.OwnerID); err != nil {
		ctx.ServerError("RevokeOAuth2Grant", err)
		return
	}

	ctx.Flash.Success(ctx.Tr("settings.revoke_oauth2_grant_success"))
	ctx.JSON(http.StatusOK, map[string]interface{}{"redirect": oa.BasePathList})
}