summaryrefslogtreecommitdiffstats
path: root/modules/web/middleware/cookie.go
blob: 83e365f9c48103465e86b7d10d2338ca724db950 (plain)
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
// Copyright 2020 The Macaron Authors
// Copyright 2020 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.

package middleware

import (
	"net/http"
	"net/url"
	"time"

	"code.gitea.io/gitea/modules/setting"
)

// MaxAge sets the maximum age for a provided cookie
func MaxAge(maxAge int) func(*http.Cookie) {
	return func(c *http.Cookie) {
		c.MaxAge = maxAge
	}
}

// Path sets the path for a provided cookie
func Path(path string) func(*http.Cookie) {
	return func(c *http.Cookie) {
		c.Path = path
	}
}

// Domain sets the domain for a provided cookie
func Domain(domain string) func(*http.Cookie) {
	return func(c *http.Cookie) {
		c.Domain = domain
	}
}

// Secure sets the secure setting for a provided cookie
func Secure(secure bool) func(*http.Cookie) {
	return func(c *http.Cookie) {
		c.Secure = secure
	}
}

// HTTPOnly sets the HttpOnly setting for a provided cookie
func HTTPOnly(httpOnly bool) func(*http.Cookie) {
	return func(c *http.Cookie) {
		c.HttpOnly = httpOnly
	}
}

// Expires sets the expires and rawexpires for a provided cookie
func Expires(expires time.Time) func(*http.Cookie) {
	return func(c *http.Cookie) {
		c.Expires = expires
		c.RawExpires = expires.Format(time.UnixDate)
	}
}

// SameSite sets the SameSite for a provided cookie
func SameSite(sameSite http.SameSite) func(*http.Cookie) {
	return func(c *http.Cookie) {
		c.SameSite = sameSite
	}
}

// NewCookie creates a cookie
func NewCookie(name, value string, maxAge int) *http.Cookie {
	return &http.Cookie{
		Name:     name,
		Value:    value,
		HttpOnly: true,
		Path:     setting.SessionConfig.CookiePath,
		Domain:   setting.SessionConfig.Domain,
		MaxAge:   maxAge,
		Secure:   setting.SessionConfig.Secure,
	}
}

// SetCookie set the cookies
// TODO: Copied from gitea.com/macaron/macaron and should be improved after macaron removed.
func SetCookie(resp http.ResponseWriter, name string, value string, others ...interface{}) {
	cookie := http.Cookie{}
	cookie.Name = name
	cookie.Value = url.QueryEscape(value)

	if len(others) > 0 {
		switch v := others[0].(type) {
		case int:
			cookie.MaxAge = v
		case int64:
			cookie.MaxAge = int(v)
		case int32:
			cookie.MaxAge = int(v)
		case func(*http.Cookie):
			v(&cookie)
		}
	}

	cookie.Path = "/"
	if len(others) > 1 {
		if v, ok := others[1].(string); ok && len(v) > 0 {
			cookie.Path = v
		} else if v, ok := others[1].(func(*http.Cookie)); ok {
			v(&cookie)
		}
	}

	if len(others) > 2 {
		if v, ok := others[2].(string); ok && len(v) > 0 {
			cookie.Domain = v
		} else if v, ok := others[1].(func(*http.Cookie)); ok {
			v(&cookie)
		}
	}

	if len(others) > 3 {
		switch v := others[3].(type) {
		case bool:
			cookie.Secure = v
		case func(*http.Cookie):
			v(&cookie)
		default:
			if others[3] != nil {
				cookie.Secure = true
			}
		}
	}

	if len(others) > 4 {
		if v, ok := others[4].(bool); ok && v {
			cookie.HttpOnly = true
		} else if v, ok := others[1].(func(*http.Cookie)); ok {
			v(&cookie)
		}
	}

	if len(others) > 5 {
		if v, ok := others[5].(time.Time); ok {
			cookie.Expires = v
			cookie.RawExpires = v.Format(time.UnixDate)
		} else if v, ok := others[1].(func(*http.Cookie)); ok {
			v(&cookie)
		}
	}

	if len(others) > 6 {
		for _, other := range others[6:] {
			if v, ok := other.(func(*http.Cookie)); ok {
				v(&cookie)
			}
		}
	}

	resp.Header().Add("Set-Cookie", cookie.String())
}

// GetCookie returns given cookie value from request header.
func GetCookie(req *http.Request, name string) string {
	cookie, err := req.Cookie(name)
	if err != nil {
		return ""
	}
	val, _ := url.QueryUnescape(cookie.Value)
	return val
}