1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
3 /* This Source Code Form is subject to the terms of the Mozilla Public
4 * License, v. 2.0. If a copy of the MPL was not distributed with this
5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
7 #ifndef mozilla_dom_MimeType_h
8 #define mozilla_dom_MimeType_h
10 #include "mozilla/TextUtils.h"
11 #include "mozilla/UniquePtr.h"
12 #include "nsDataHashtable.h"
15 template <typename char_type
>
18 struct HashKeyType
<char16_t
> {
19 typedef nsStringHashKey HashType
;
22 struct HashKeyType
<char> {
23 typedef nsCStringHashKey HashType
;
26 template <typename char_type
>
27 class TMimeType final
{
29 class ParameterValue
: public nsTString
<char_type
> {
31 bool mRequiresQuoting
;
33 ParameterValue() : mRequiresQuoting(false) {}
36 nsTString
<char_type
> mType
;
37 nsTString
<char_type
> mSubtype
;
38 nsDataHashtable
<typename HashKeyType
<char_type
>::HashType
, ParameterValue
>
40 nsTArray
<nsTString
<char_type
>> mParameterNames
;
43 TMimeType(const nsTSubstring
<char_type
>& aType
,
44 const nsTSubstring
<char_type
>& aSubtype
)
45 : mType(aType
), mSubtype(aSubtype
) {}
47 static mozilla::UniquePtr
<TMimeType
<char_type
>> Parse(
48 const nsTSubstring
<char_type
>& aStr
);
50 void Serialize(nsTSubstring
<char_type
>& aStr
) const;
52 // Returns the `<mType>/<mSubtype>`
53 void GetFullType(nsTSubstring
<char_type
>& aStr
) const;
55 // @param aName - the name of the parameter
56 // @return true if the parameter name is found, false otherwise.
57 bool HasParameter(const nsTSubstring
<char_type
>& aName
) const;
59 // @param aName - the name of the parameter
60 // @param aOutput - will hold the value of the parameter (quoted if necessary)
61 // @param aAppend - if true, the method will append to the string;
62 // otherwise the string is truncated before appending.
63 // @return true if the parameter name is found, false otherwise.
64 bool GetParameterValue(const nsTSubstring
<char_type
>& aName
,
65 nsTSubstring
<char_type
>& aOutput
,
66 bool aAppend
= false) const;
68 // @param aName - the name of the parameter
69 // @param aValue - the value of the parameter
70 void SetParameterValue(const nsTSubstring
<char_type
>& aName
,
71 const nsTSubstring
<char_type
>& aValue
);
74 using MimeType
= TMimeType
<char16_t
>;
75 using CMimeType
= TMimeType
<char>;
77 #endif // mozilla_dom_MimeType_h