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	 7c57961c61
			
		
	
	
		7c57961c61
		
	
	
	
	
		
			
			Browsing contexts are defined by the HTML specification, so let's move them into the HTML directory. :^)
		
			
				
	
	
		
			86 lines
		
	
	
	
		
			2.5 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			86 lines
		
	
	
	
		
			2.5 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
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|  * Copyright (c) 2020-2021, Andreas Kling <kling@serenityos.org>
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|  *
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|  * SPDX-License-Identifier: BSD-2-Clause
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|  */
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| 
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| #include <LibWeb/DOM/Document.h>
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| #include <LibWeb/DOM/Event.h>
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| #include <LibWeb/HTML/BrowsingContext.h>
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| #include <LibWeb/HTML/HTMLIFrameElement.h>
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| #include <LibWeb/Layout/FrameBox.h>
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| #include <LibWeb/Origin.h>
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| 
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| namespace Web::HTML {
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| 
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| HTMLIFrameElement::HTMLIFrameElement(DOM::Document& document, QualifiedName qualified_name)
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|     : BrowsingContextContainer(document, move(qualified_name))
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| {
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| }
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| 
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| HTMLIFrameElement::~HTMLIFrameElement()
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| {
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| }
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| 
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| RefPtr<Layout::Node> HTMLIFrameElement::create_layout_node()
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| {
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|     auto style = document().style_computer().compute_style(*this);
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|     return adopt_ref(*new Layout::FrameBox(document(), *this, move(style)));
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| }
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| 
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| void HTMLIFrameElement::parse_attribute(const FlyString& name, const String& value)
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| {
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|     HTMLElement::parse_attribute(name, value);
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|     if (name == HTML::AttributeNames::src)
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|         load_src(value);
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| }
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| 
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| void HTMLIFrameElement::inserted()
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| {
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|     BrowsingContextContainer::inserted();
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|     if (is_connected())
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|         load_src(attribute(HTML::AttributeNames::src));
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| }
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| 
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| void HTMLIFrameElement::load_src(const String& value)
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| {
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|     if (!m_nested_browsing_context)
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|         return;
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| 
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|     if (value.is_null())
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|         return;
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| 
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|     auto url = document().parse_url(value);
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|     if (!url.is_valid()) {
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|         dbgln("iframe failed to load URL: Invalid URL: {}", value);
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|         return;
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|     }
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|     if (url.protocol() == "file" && document().origin().protocol() != "file") {
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|         dbgln("iframe failed to load URL: Security violation: {} may not load {}", document().url(), url);
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|         return;
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|     }
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| 
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|     dbgln("Loading iframe document from {}", value);
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|     m_nested_browsing_context->loader().load(url, FrameLoader::Type::IFrame);
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| }
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| 
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| // https://html.spec.whatwg.org/multipage/iframe-embed-object.html#iframe-load-event-steps
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| void run_iframe_load_event_steps(HTML::HTMLIFrameElement& element)
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| {
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|     // 1. Assert: element's nested browsing context is not null.
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|     VERIFY(element.nested_browsing_context());
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| 
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|     // 2. Let childDocument be the active document of element's nested browsing context.
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|     [[maybe_unused]] auto* child_document = element.nested_browsing_context()->active_document();
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| 
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|     // FIXME: 3. If childDocument has its mute iframe load flag set, then return.
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| 
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|     // FIXME: 4. Set childDocument's iframe load in progress flag.
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| 
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|     // 5. Fire an event named load at element.
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|     element.dispatch_event(DOM::Event::create(HTML::EventNames::load));
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| 
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|     // FIXME: 6. Unset childDocument's iframe load in progress flag.
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| }
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| 
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| }
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