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
#[cfg(feature = "heapsize")] use heapsize::HeapSizeOf;
use host::Host;
use idna::domain_to_unicode;
use parser::default_port;
use std::sync::atomic::{AtomicUsize, ATOMIC_USIZE_INIT, Ordering};
use Url;
pub fn url_origin(url: &Url) -> Origin {
let scheme = url.scheme();
match scheme {
"blob" => {
let result = Url::parse(url.path());
match result {
Ok(ref url) => url_origin(url),
Err(_) => Origin::new_opaque()
}
},
"ftp" | "gopher" | "http" | "https" | "ws" | "wss" => {
Origin::Tuple(scheme.to_owned(), url.host().unwrap().to_owned(),
url.port_or_known_default().unwrap())
},
"file" => Origin::new_opaque(),
_ => Origin::new_opaque()
}
}
#[derive(PartialEq, Eq, Hash, Clone, Debug)]
pub enum Origin {
Opaque(OpaqueOrigin),
Tuple(String, Host<String>, u16)
}
#[cfg(feature = "heapsize")]
impl HeapSizeOf for Origin {
fn heap_size_of_children(&self) -> usize {
match *self {
Origin::Tuple(ref scheme, ref host, _) => {
scheme.heap_size_of_children() +
host.heap_size_of_children()
},
_ => 0,
}
}
}
impl Origin {
pub fn new_opaque() -> Origin {
static COUNTER: AtomicUsize = ATOMIC_USIZE_INIT;
Origin::Opaque(OpaqueOrigin(COUNTER.fetch_add(1, Ordering::SeqCst)))
}
pub fn is_tuple(&self) -> bool {
matches!(*self, Origin::Tuple(..))
}
pub fn ascii_serialization(&self) -> String {
match *self {
Origin::Opaque(_) => "null".to_owned(),
Origin::Tuple(ref scheme, ref host, port) => {
if default_port(scheme) == Some(port) {
format!("{}://{}", scheme, host)
} else {
format!("{}://{}:{}", scheme, host, port)
}
}
}
}
pub fn unicode_serialization(&self) -> String {
match *self {
Origin::Opaque(_) => "null".to_owned(),
Origin::Tuple(ref scheme, ref host, port) => {
let host = match *host {
Host::Domain(ref domain) => {
let (domain, _errors) = domain_to_unicode(domain);
Host::Domain(domain)
}
_ => host.clone()
};
if default_port(scheme) == Some(port) {
format!("{}://{}", scheme, host)
} else {
format!("{}://{}:{}", scheme, host, port)
}
}
}
}
}
#[derive(Eq, PartialEq, Hash, Clone, Debug)]
pub struct OpaqueOrigin(usize);
#[cfg(feature = "heapsize")]
known_heap_size!(0, OpaqueOrigin);