mirror of
https://github.com/LadybirdBrowser/ladybird.git
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131 lines
4.2 KiB
C++
131 lines
4.2 KiB
C++
/*
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* Copyright (c) 2023, Luke Wilde <lukew@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibWeb/Bindings/Intrinsics.h>
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#include <LibWeb/Bindings/PluginPrototype.h>
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#include <LibWeb/HTML/Plugin.h>
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#include <LibWeb/HTML/Scripting/Environments.h>
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#include <LibWeb/HTML/Window.h>
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#include <LibWeb/Page/Page.h>
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namespace Web::HTML {
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JS_DEFINE_ALLOCATOR(Plugin);
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Plugin::Plugin(JS::Realm& realm, String name)
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: Bindings::PlatformObject(realm)
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, m_name(move(name))
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{
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m_legacy_platform_object_flags = LegacyPlatformObjectFlags {
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.supports_indexed_properties = true,
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.supports_named_properties = true,
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.has_legacy_unenumerable_named_properties_interface_extended_attribute = true,
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};
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}
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Plugin::~Plugin() = default;
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void Plugin::initialize(JS::Realm& realm)
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{
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Base::initialize(realm);
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WEB_SET_PROTOTYPE_FOR_INTERFACE(Plugin);
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}
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// https://html.spec.whatwg.org/multipage/system-state.html#dom-plugin-name
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String const& Plugin::name() const
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{
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// The Plugin interface's name getter steps are to return this's name.
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return m_name;
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}
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// https://html.spec.whatwg.org/multipage/system-state.html#dom-plugin-description
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String Plugin::description() const
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{
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// The Plugin interface's description getter steps are to return "Portable Document Format".
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static String description_string = "Portable Document Format"_string;
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return description_string;
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}
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// https://html.spec.whatwg.org/multipage/system-state.html#dom-plugin-filename
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String Plugin::filename() const
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{
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// The Plugin interface's filename getter steps are to return "internal-pdf-viewer".
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static String filename_string = "internal-pdf-viewer"_string;
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return filename_string;
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}
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// https://html.spec.whatwg.org/multipage/system-state.html#pdf-viewing-support:support-named-properties-3
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Vector<FlyString> Plugin::supported_property_names() const
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{
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// The Plugin interface supports named properties. If the user agent's PDF viewer supported is true, then they are the PDF viewer mime types. Otherwise, they are the empty list.
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auto const& window = verify_cast<HTML::Window>(HTML::relevant_global_object(*this));
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if (!window.page().pdf_viewer_supported())
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return {};
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// https://html.spec.whatwg.org/multipage/system-state.html#pdf-viewer-mime-types
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static Vector<FlyString> const mime_types = {
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"application/pdf"_fly_string,
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"text/pdf"_fly_string,
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};
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return mime_types;
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}
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// https://html.spec.whatwg.org/multipage/system-state.html#dom-plugin-length
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size_t Plugin::length() const
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{
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// The Plugin interface's length getter steps are to return this's relevant global object's PDF viewer mime type objects's size.
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auto& window = verify_cast<HTML::Window>(HTML::relevant_global_object(*this));
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return window.pdf_viewer_mime_type_objects().size();
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}
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// https://html.spec.whatwg.org/multipage/system-state.html#dom-plugin-item
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JS::GCPtr<MimeType> Plugin::item(u32 index) const
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{
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// 1. Let mimeTypes be this's relevant global object's PDF viewer mime type objects.
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auto& window = verify_cast<HTML::Window>(HTML::relevant_global_object(*this));
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auto mime_types = window.pdf_viewer_mime_type_objects();
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// 2. If index < mimeType's size, then return mimeTypes[index].
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if (index < mime_types.size())
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return mime_types[index];
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// 3. Return null.
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return nullptr;
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}
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JS::GCPtr<MimeType> Plugin::named_item(FlyString const& name) const
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{
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// 1. For each MimeType mimeType of this's relevant global object's PDF viewer mime type objects: if mimeType's type is name, then return mimeType.
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auto& window = verify_cast<HTML::Window>(HTML::relevant_global_object(*this));
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auto mime_types = window.pdf_viewer_mime_type_objects();
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for (auto& mime_type : mime_types) {
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if (mime_type->type() == name)
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return mime_type;
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}
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// 2. Return null.
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return nullptr;
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}
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Optional<JS::Value> Plugin::item_value(size_t index) const
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{
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auto return_value = item(index);
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if (!return_value)
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return {};
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return return_value.ptr();
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}
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JS::Value Plugin::named_item_value(FlyString const& name) const
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{
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auto return_value = named_item(name);
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if (!return_value)
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return JS::js_null();
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return return_value.ptr();
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}
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}
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