summaryrefslogtreecommitdiffstats
path: root/netwerk/base/nsSimpleURI.h
blob: c3d3bdf270b822ba138e79491be307a107a260f9 (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
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef nsSimpleURI_h__
#define nsSimpleURI_h__

#include "mozilla/MemoryReporting.h"
#include "nsIURI.h"
#include "nsISerializable.h"
#include "nsString.h"
#include "nsIClassInfo.h"
#include "nsISizeOf.h"
#include "nsIURIMutator.h"
#include "nsISimpleURIMutator.h"

namespace mozilla {
namespace net {

#define NS_THIS_SIMPLEURI_IMPLEMENTATION_CID         \
  { /* 0b9bb0c2-fee6-470b-b9b9-9fd9462b5e19 */       \
    0x0b9bb0c2, 0xfee6, 0x470b, {                    \
      0xb9, 0xb9, 0x9f, 0xd9, 0x46, 0x2b, 0x5e, 0x19 \
    }                                                \
  }

class nsSimpleURI : public nsIURI, public nsISerializable, public nsISizeOf {
 protected:
  nsSimpleURI() = default;
  virtual ~nsSimpleURI() = default;

 public:
  NS_DECL_THREADSAFE_ISUPPORTS
  NS_DECL_NSIURI
  NS_DECL_NSISERIALIZABLE

  static already_AddRefed<nsSimpleURI> From(nsIURI* aURI);

  // nsSimpleURI methods:

  bool Equals(nsSimpleURI* aOther) { return EqualsInternal(aOther, eHonorRef); }

  // nsISizeOf
  // Among the sub-classes that inherit (directly or indirectly) from
  // nsSimpleURI, measurement of the following members may be added later if
  // DMD finds it is worthwhile:
  // - nsJSURI: mBaseURI
  // - nsSimpleNestedURI: mInnerURI
  // - nsBlobURI: mPrincipal
  virtual size_t SizeOfExcludingThis(MallocSizeOf aMallocSizeOf) const override;
  virtual size_t SizeOfIncludingThis(MallocSizeOf aMallocSizeOf) const override;

 protected:
  // enum used in a few places to specify how .ref attribute should be handled
  enum RefHandlingEnum { eIgnoreRef, eHonorRef, eReplaceRef };

  virtual nsresult Clone(nsIURI** result);
  virtual nsresult SetSpecInternal(const nsACString& aSpec,
                                   bool aStripWhitespace = false);
  virtual nsresult SetScheme(const nsACString& scheme);
  virtual nsresult SetUserPass(const nsACString& input);
  nsresult SetUsername(const nsACString& input);
  virtual nsresult SetPassword(const nsACString& input);
  virtual nsresult SetHostPort(const nsACString& aValue);
  virtual nsresult SetHost(const nsACString& input);
  virtual nsresult SetPort(int32_t port);
  virtual nsresult SetPathQueryRef(const nsACString& aPath);
  virtual nsresult SetRef(const nsACString& aRef);
  virtual nsresult SetFilePath(const nsACString& aFilePath);
  virtual nsresult SetQuery(const nsACString& aQuery);
  virtual nsresult SetQueryWithEncoding(const nsACString& aQuery,
                                        const Encoding* encoding);
  nsresult ReadPrivate(nsIObjectInputStream* stream);

  // Helper to share code between Equals methods.
  virtual nsresult EqualsInternal(nsIURI* other,
                                  RefHandlingEnum refHandlingMode,
                                  bool* result);

  // Helper to be used by inherited classes who want to test
  // equality given an assumed nsSimpleURI.  This must NOT check
  // the passed-in other for QI to our CID.
  bool EqualsInternal(nsSimpleURI* otherUri, RefHandlingEnum refHandlingMode);

  // Used by StartClone (and versions of StartClone in subclasses) to
  // handle the ref in the right way for clones.
  void SetRefOnClone(nsSimpleURI* url, RefHandlingEnum refHandlingMode,
                     const nsACString& newRef);

  // NOTE: This takes the refHandlingMode as an argument because
  // nsSimpleNestedURI's specialized version needs to know how to clone
  // its inner URI.
  virtual nsSimpleURI* StartClone(RefHandlingEnum refHandlingMode,
                                  const nsACString& newRef);

  // Helper to share code between Clone methods.
  virtual nsresult CloneInternal(RefHandlingEnum refHandlingMode,
                                 const nsACString& newRef, nsIURI** result);

  void TrimTrailingCharactersFromPath();
  nsresult EscapeAndSetPathQueryRef(const nsACString& aPath);
  nsresult SetPathQueryRefInternal(const nsACString& aPath);

  bool Deserialize(const mozilla::ipc::URIParams&);

  nsCString mScheme;
  nsCString mPath;  // NOTE: mPath does not include ref, as an optimization
  nsCString mRef;   // so that URIs with different refs can share string data.
  nsCString
      mQuery;  // so that URLs with different querys can share string data.
  bool mIsRefValid{false};  // To distinguish between empty-ref and no-ref.
  // To distinguish between empty-query and no-query.
  bool mIsQueryValid{false};

 public:
  class Mutator final : public nsIURIMutator,
                        public BaseURIMutator<nsSimpleURI>,
                        public nsISimpleURIMutator,
                        public nsISerializable {
    NS_DECL_ISUPPORTS
    NS_FORWARD_SAFE_NSIURISETTERS_RET(mURI)
    NS_DEFINE_NSIMUTATOR_COMMON

    NS_IMETHOD
    Write(nsIObjectOutputStream* aOutputStream) override {
      return NS_ERROR_NOT_IMPLEMENTED;
    }

    [[nodiscard]] NS_IMETHOD Read(nsIObjectInputStream* aStream) override {
      return InitFromInputStream(aStream);
    }

    [[nodiscard]] NS_IMETHOD SetSpecAndFilterWhitespace(
        const nsACString& aSpec, nsIURIMutator** aMutator) override {
      if (aMutator) {
        *aMutator = do_AddRef(this).take();
      }

      nsresult rv = NS_OK;
      RefPtr<nsSimpleURI> uri = new nsSimpleURI();
      rv = uri->SetSpecInternal(aSpec, /* filterWhitespace */ true);
      if (NS_FAILED(rv)) {
        return rv;
      }
      mURI = std::move(uri);
      return NS_OK;
    }

    explicit Mutator() = default;

   private:
    virtual ~Mutator() = default;

    friend class nsSimpleURI;
  };

  friend BaseURIMutator<nsSimpleURI>;
};

}  // namespace net
}  // namespace mozilla

#endif  // nsSimpleURI_h__