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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /dom/base/FormData.h | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/base/FormData.h')
-rw-r--r-- | dom/base/FormData.h | 169 |
1 files changed, 169 insertions, 0 deletions
diff --git a/dom/base/FormData.h b/dom/base/FormData.h new file mode 100644 index 0000000000..9078c7782b --- /dev/null +++ b/dom/base/FormData.h @@ -0,0 +1,169 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* 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 mozilla_dom_FormData_h +#define mozilla_dom_FormData_h + +#include "mozilla/Attributes.h" +#include "mozilla/dom/BindingDeclarations.h" +#include "mozilla/dom/HTMLFormSubmission.h" +#include "mozilla/dom/File.h" +#include "mozilla/dom/FormDataBinding.h" +#include "nsGenericHTMLElement.h" +#include "nsTArray.h" +#include "nsWrapperCache.h" + +namespace mozilla { +class ErrorResult; + +namespace dom { + +class HTMLFormElement; +class GlobalObject; + +class FormData final : public nsISupports, + public HTMLFormSubmission, + public nsWrapperCache { + private: + FormData(const FormData& aFormData); + ~FormData() = default; + + struct FormDataTuple { + nsString name; + OwningBlobOrDirectoryOrUSVString value; + }; + + // Returns the FormDataTuple to modify. This may be null, in which case + // no element with aName was found. + FormDataTuple* RemoveAllOthersAndGetFirstFormDataTuple( + const nsAString& aName); + + void SetNameValuePair(FormDataTuple* aData, const nsAString& aName, + const nsAString& aValue); + + void SetNameFilePair(FormDataTuple* aData, const nsAString& aName, + File* aFile); + + void SetNameDirectoryPair(FormDataTuple* aData, const nsAString& aName, + Directory* aDirectory); + + public: + explicit FormData(nsISupports* aOwner = nullptr, + NotNull<const Encoding*> aEncoding = UTF_8_ENCODING, + Element* aSubmitter = nullptr); + + already_AddRefed<FormData> Clone(); + + NS_DECL_CYCLE_COLLECTING_ISUPPORTS + NS_DECL_CYCLE_COLLECTION_WRAPPERCACHE_CLASS(FormData) + + // nsWrapperCache + virtual JSObject* WrapObject(JSContext* aCx, + JS::Handle<JSObject*> aGivenProto) override; + + // WebIDL + nsISupports* GetParentObject() const { return mOwner; } + + static already_AddRefed<FormData> Constructor( + const GlobalObject& aGlobal, + const Optional<NonNull<HTMLFormElement> >& aFormElement, + nsGenericHTMLElement* aSubmitter, ErrorResult& aRv); + + void Append(const nsAString& aName, const nsAString& aValue, + ErrorResult& aRv); + + void Append(const nsAString& aName, Blob& aBlob, + const Optional<nsAString>& aFilename, ErrorResult& aRv); + + void Append(const nsAString& aName, Directory* aDirectory); + + void Append(const FormData& aFormData); + + void Delete(const nsAString& aName); + + void Get(const nsAString& aName, + Nullable<OwningBlobOrDirectoryOrUSVString>& aOutValue); + + void GetAll(const nsAString& aName, + nsTArray<OwningBlobOrDirectoryOrUSVString>& aValues); + + bool Has(const nsAString& aName); + + void Set(const nsAString& aName, Blob& aBlob, + const Optional<nsAString>& aFilename, ErrorResult& aRv); + void Set(const nsAString& aName, const nsAString& aValue, ErrorResult& aRv); + + uint32_t GetIterableLength() const; + + const nsAString& GetKeyAtIndex(uint32_t aIndex) const; + + const OwningBlobOrDirectoryOrUSVString& GetValueAtIndex( + uint32_t aIndex) const; + + // HTMLFormSubmission + virtual nsresult GetEncodedSubmission(nsIURI* aURI, + nsIInputStream** aPostDataStream, + nsCOMPtr<nsIURI>& aOutURI) override; + + virtual nsresult AddNameValuePair(const nsAString& aName, + const nsAString& aValue) override { + nsAutoString usvName(aName); + nsAutoString usvValue(aValue); + if (!NormalizeUSVString(usvName) || !NormalizeUSVString(usvValue)) { + return NS_ERROR_OUT_OF_MEMORY; + } + + FormDataTuple* data = mFormData.AppendElement(); + SetNameValuePair(data, usvName, usvValue); + return NS_OK; + } + + virtual nsresult AddNameBlobPair(const nsAString& aName, + Blob* aBlob) override; + + virtual nsresult AddNameDirectoryPair(const nsAString& aName, + Directory* aDirectory) override; + + using FormDataEntryCallback = + bool (*)(const nsString& aName, + const OwningBlobOrDirectoryOrUSVString& aValue, void* aClosure); + + uint32_t Length() const { return mFormData.Length(); } + + // Stops iteration and returns false if any invocation of callback returns + // false. Returns true otherwise. + bool ForEach(FormDataEntryCallback aFunc, void* aClosure) { + for (uint32_t i = 0; i < mFormData.Length(); ++i) { + FormDataTuple& tuple = mFormData[i]; + if (!aFunc(tuple.name, tuple.value, aClosure)) { + return false; + } + } + + return true; + } + + nsresult GetSendInfo(nsIInputStream** aBody, uint64_t* aContentLength, + nsACString& aContentTypeWithCharset, + nsACString& aCharset) const; + + nsresult CopySubmissionDataTo(HTMLFormSubmission* aFormSubmission) const; + + Element* GetSubmitterElement() const { return mSubmitter.get(); } + + private: + nsCOMPtr<nsISupports> mOwner; + + // Submitter element. + RefPtr<Element> mSubmitter; + + nsTArray<FormDataTuple> mFormData; +}; + +} // namespace dom +} // namespace mozilla + +#endif // mozilla_dom_FormData_h |