xref: /aosp_15_r20/external/openscreen/util/url.cc (revision 3f982cf4871df8771c9d4abe6e9a6f8d829b2736)
1*3f982cf4SFabien Sanglard // Copyright 2020 The Chromium Authors. All rights reserved.
2*3f982cf4SFabien Sanglard // Use of this source code is governed by a BSD-style license that can be
3*3f982cf4SFabien Sanglard // found in the LICENSE file.
4*3f982cf4SFabien Sanglard 
5*3f982cf4SFabien Sanglard #include "util/url.h"
6*3f982cf4SFabien Sanglard 
7*3f982cf4SFabien Sanglard #include <limits.h>
8*3f982cf4SFabien Sanglard 
9*3f982cf4SFabien Sanglard #include <utility>
10*3f982cf4SFabien Sanglard 
11*3f982cf4SFabien Sanglard #include "third_party/mozilla/url_parse.h"
12*3f982cf4SFabien Sanglard #include "third_party/mozilla/url_parse_internal.h"
13*3f982cf4SFabien Sanglard 
14*3f982cf4SFabien Sanglard namespace openscreen {
15*3f982cf4SFabien Sanglard 
Url(const std::string & source)16*3f982cf4SFabien Sanglard Url::Url(const std::string& source) {
17*3f982cf4SFabien Sanglard   Parsed parsed;
18*3f982cf4SFabien Sanglard   Component scheme;
19*3f982cf4SFabien Sanglard   const char* url = source.c_str();
20*3f982cf4SFabien Sanglard   size_t length = source.size();
21*3f982cf4SFabien Sanglard   if (length > INT_MAX) {
22*3f982cf4SFabien Sanglard     return;
23*3f982cf4SFabien Sanglard   }
24*3f982cf4SFabien Sanglard   int url_length = static_cast<int>(length);
25*3f982cf4SFabien Sanglard 
26*3f982cf4SFabien Sanglard   if (!ExtractScheme(url, url_length, &scheme)) {
27*3f982cf4SFabien Sanglard     return;
28*3f982cf4SFabien Sanglard   }
29*3f982cf4SFabien Sanglard 
30*3f982cf4SFabien Sanglard   if (CompareSchemeComponent(url, scheme, kFileScheme) ||
31*3f982cf4SFabien Sanglard       CompareSchemeComponent(url, scheme, kFileSystemScheme) ||
32*3f982cf4SFabien Sanglard       CompareSchemeComponent(url, scheme, kMailtoScheme)) {
33*3f982cf4SFabien Sanglard     // NOTE: Special schemes that are unsupported.
34*3f982cf4SFabien Sanglard     return;
35*3f982cf4SFabien Sanglard   } else if (IsStandard(url, scheme)) {
36*3f982cf4SFabien Sanglard     ParseStandardURL(url, url_length, &parsed);
37*3f982cf4SFabien Sanglard     if (!parsed.host.is_valid()) {
38*3f982cf4SFabien Sanglard       return;
39*3f982cf4SFabien Sanglard     }
40*3f982cf4SFabien Sanglard   } else {
41*3f982cf4SFabien Sanglard     ParsePathURL(url, url_length, true, &parsed);
42*3f982cf4SFabien Sanglard   }
43*3f982cf4SFabien Sanglard 
44*3f982cf4SFabien Sanglard   if (!parsed.scheme.is_nonempty()) {
45*3f982cf4SFabien Sanglard     return;
46*3f982cf4SFabien Sanglard   }
47*3f982cf4SFabien Sanglard   scheme_ = std::string(url + parsed.scheme.begin, url + parsed.scheme.end());
48*3f982cf4SFabien Sanglard 
49*3f982cf4SFabien Sanglard   if (parsed.host.is_valid()) {
50*3f982cf4SFabien Sanglard     has_host_ = true;
51*3f982cf4SFabien Sanglard     host_ = std::string(url + parsed.host.begin, url + parsed.host.end());
52*3f982cf4SFabien Sanglard   }
53*3f982cf4SFabien Sanglard 
54*3f982cf4SFabien Sanglard   if (parsed.port.is_nonempty()) {
55*3f982cf4SFabien Sanglard     int parse_result = ParsePort(url, parsed.port);
56*3f982cf4SFabien Sanglard     if (parse_result == PORT_INVALID) {
57*3f982cf4SFabien Sanglard       return;
58*3f982cf4SFabien Sanglard     } else if (parse_result >= 0) {
59*3f982cf4SFabien Sanglard       has_port_ = true;
60*3f982cf4SFabien Sanglard       port_ = parse_result;
61*3f982cf4SFabien Sanglard     }
62*3f982cf4SFabien Sanglard   }
63*3f982cf4SFabien Sanglard 
64*3f982cf4SFabien Sanglard   if (parsed.path.is_nonempty()) {
65*3f982cf4SFabien Sanglard     has_path_ = true;
66*3f982cf4SFabien Sanglard     path_ = std::string(url + parsed.path.begin, url + parsed.path.end());
67*3f982cf4SFabien Sanglard   }
68*3f982cf4SFabien Sanglard 
69*3f982cf4SFabien Sanglard   if (parsed.query.is_nonempty()) {
70*3f982cf4SFabien Sanglard     has_query_ = true;
71*3f982cf4SFabien Sanglard     query_ = std::string(url + parsed.query.begin, url + parsed.query.end());
72*3f982cf4SFabien Sanglard   }
73*3f982cf4SFabien Sanglard 
74*3f982cf4SFabien Sanglard   is_valid_ = true;
75*3f982cf4SFabien Sanglard }
76*3f982cf4SFabien Sanglard 
77*3f982cf4SFabien Sanglard Url::Url(const Url&) = default;
78*3f982cf4SFabien Sanglard 
Url(Url && other)79*3f982cf4SFabien Sanglard Url::Url(Url&& other) noexcept
80*3f982cf4SFabien Sanglard     : is_valid_(other.is_valid_),
81*3f982cf4SFabien Sanglard       has_host_(other.has_host_),
82*3f982cf4SFabien Sanglard       has_port_(other.has_port_),
83*3f982cf4SFabien Sanglard       has_path_(other.has_path_),
84*3f982cf4SFabien Sanglard       has_query_(other.has_query_),
85*3f982cf4SFabien Sanglard       scheme_(std::move(other.scheme_)),
86*3f982cf4SFabien Sanglard       host_(std::move(other.host_)),
87*3f982cf4SFabien Sanglard       port_(other.port_),
88*3f982cf4SFabien Sanglard       path_(std::move(other.path_)),
89*3f982cf4SFabien Sanglard       query_(std::move(other.query_)) {
90*3f982cf4SFabien Sanglard   other.is_valid_ = false;
91*3f982cf4SFabien Sanglard }
92*3f982cf4SFabien Sanglard 
93*3f982cf4SFabien Sanglard Url::~Url() = default;
94*3f982cf4SFabien Sanglard 
95*3f982cf4SFabien Sanglard Url& Url::operator=(const Url&) = default;
96*3f982cf4SFabien Sanglard 
operator =(Url && other)97*3f982cf4SFabien Sanglard Url& Url::operator=(Url&& other) {
98*3f982cf4SFabien Sanglard   is_valid_ = other.is_valid_;
99*3f982cf4SFabien Sanglard   has_host_ = other.has_host_;
100*3f982cf4SFabien Sanglard   has_port_ = other.has_port_;
101*3f982cf4SFabien Sanglard   has_path_ = other.has_path_;
102*3f982cf4SFabien Sanglard   has_query_ = other.has_query_;
103*3f982cf4SFabien Sanglard   scheme_ = std::move(other.scheme_);
104*3f982cf4SFabien Sanglard   host_ = std::move(other.host_);
105*3f982cf4SFabien Sanglard   port_ = other.port_;
106*3f982cf4SFabien Sanglard   path_ = std::move(other.path_);
107*3f982cf4SFabien Sanglard   query_ = std::move(other.query_);
108*3f982cf4SFabien Sanglard   other.is_valid_ = false;
109*3f982cf4SFabien Sanglard   return *this;
110*3f982cf4SFabien Sanglard }
111*3f982cf4SFabien Sanglard 
112*3f982cf4SFabien Sanglard }  // namespace openscreen
113