url/origin.cc

   1 // Copyright 2015 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "url/origin.h"
   6
   7 #include <string.h>
   8
   9 #include "base/logging.h"
  10 #include "base/strings/string_number_conversions.h"
  11 #include "url/gurl.h"
  12 #include "url/url_canon.h"
  13 #include "url/url_canon_stdstring.h"
  14 #include "url/url_constants.h"
  15 #include "url/url_util.h"
  16
  17 namespace url {
  18
  19 Origin::Origin() : unique_(true) {
  20 }
  21
  22 Origin::Origin(const GURL& url) : unique_(true) {
  23   if (!url.is_valid() || (!url.IsStandard() && !url.SchemeIsBlob()))
  24     return;
  25
  26   if (url.SchemeIsFileSystem()) {
  27     tuple_ = SchemeHostPort(*url.inner_url());
  28   } else if (url.SchemeIsBlob()) {
  29     // TODO(mkwst): This relies on the fact that GURL pushes the unparseable
  30     // bits and pieces of a non-standard scheme into the GURL's path. It seems
  31     // fairly fragile, so it might be worth teaching GURL about blobs' data in
  32     // the same way it's been taught about filesystems' inner URLs.
  33     tuple_ = SchemeHostPort(GURL(url.path()));
  34   } else {
  35     tuple_ = SchemeHostPort(url);
  36   }
  37
  38   unique_ = tuple_.IsInvalid();
  39 }
  40
  41 Origin::~Origin() {
  42 }
  43
  44 std::string Origin::Serialize() const {
  45   if (unique())
  46     return "null";
  47
  48   if (scheme() == kFileScheme)
  49     return "file://";
  50
  51   return tuple_.Serialize();
  52 }
  53
  54 bool Origin::IsSameOriginWith(const Origin& other) const {
  55   if (unique_ || other.unique_)
  56     return false;
  57
  58   return tuple_.Equals(other.tuple_);
  59 }
  60
  61 bool Origin::operator<(const Origin& other) const {
  62   return tuple_ < other.tuple_;
  63 }
  64
  65 std::ostream& operator<<(std::ostream& out, const url::Origin& origin) {
  66   return out << origin.Serialize();
  67 }
  68
  69 }  // namespace url