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	 eb6e35a1be
			
		
	
	
		eb6e35a1be
		
	
	
	
	
		
			
			We now store the response headers in a download object on the protocol server side and pass it to the client when finishing up a download. Response headers are passed as an IPC::Dictionary. :^)
		
			
				
	
	
		
			105 lines
		
	
	
	
		
			3.8 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			105 lines
		
	
	
	
		
			3.8 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
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|  * Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
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|  * All rights reserved.
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|  *
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|  * Redistribution and use in source and binary forms, with or without
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|  * modification, are permitted provided that the following conditions are met:
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|  *
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|  * 1. Redistributions of source code must retain the above copyright notice, this
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|  *    list of conditions and the following disclaimer.
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|  *
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|  * 2. Redistributions in binary form must reproduce the above copyright notice,
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|  *    this list of conditions and the following disclaimer in the documentation
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|  *    and/or other materials provided with the distribution.
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|  *
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|  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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|  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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|  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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|  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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|  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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|  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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|  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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|  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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|  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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|  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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|  */
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| 
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| #include <LibJS/Interpreter.h>
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| #include <LibJS/Runtime/Function.h>
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| #include <LibWeb/Bindings/EventWrapper.h>
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| #include <LibWeb/Bindings/XMLHttpRequestWrapper.h>
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| #include <LibWeb/DOM/Document.h>
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| #include <LibWeb/DOM/Event.h>
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| #include <LibWeb/DOM/EventListener.h>
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| #include <LibWeb/DOM/Window.h>
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| #include <LibWeb/DOM/XMLHttpRequest.h>
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| #include <LibWeb/ResourceLoader.h>
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| 
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| namespace Web {
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| 
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| XMLHttpRequest::XMLHttpRequest(Window& window)
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|     : m_window(window)
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| {
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| }
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| 
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| XMLHttpRequest::~XMLHttpRequest()
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| {
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| }
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| 
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| void XMLHttpRequest::set_ready_state(ReadyState ready_state)
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| {
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|     // FIXME: call onreadystatechange once we have that
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|     m_ready_state = ready_state;
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| }
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| 
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| String XMLHttpRequest::response_text() const
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| {
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|     if (m_response.is_null())
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|         return {};
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|     return String::copy(m_response);
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| }
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| 
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| void XMLHttpRequest::open(const String& method, const String& url)
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| {
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|     m_method = method;
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|     m_url = url;
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|     set_ready_state(ReadyState::Opened);
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| }
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| 
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| void XMLHttpRequest::send()
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| {
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|     // FIXME: in order to properly set ReadyState::HeadersReceived and ReadyState::Loading,
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|     // we need to make ResourceLoader give us more detailed updates than just "done" and "error".
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|     ResourceLoader::the().load(
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|         m_window->document().complete_url(m_url),
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|         [weak_this = make_weak_ptr()](auto& data, auto&) {
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|             if (!weak_this)
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|                 return;
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|             const_cast<XMLHttpRequest&>(*weak_this).m_response = data;
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|             const_cast<XMLHttpRequest&>(*weak_this).set_ready_state(ReadyState::Done);
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|             const_cast<XMLHttpRequest&>(*weak_this).dispatch_event(Event::create("load"));
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|         },
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|         [weak_this = make_weak_ptr()](auto& error) {
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|             if (!weak_this)
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|                 return;
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|             dbg() << "XHR failed to load: " << error;
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|             const_cast<XMLHttpRequest&>(*weak_this).set_ready_state(ReadyState::Done);
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|             const_cast<XMLHttpRequest&>(*weak_this).dispatch_event(Event::create("error"));
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|         });
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| }
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| 
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| void XMLHttpRequest::dispatch_event(NonnullRefPtr<Event> event)
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| {
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|     for (auto& listener : listeners()) {
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|         if (listener.event_name == event->name()) {
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|             auto& function = const_cast<EventListener&>(*listener.listener).function();
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|             auto& heap = function.heap();
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|             auto* this_value = wrap(heap, *this);
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|             JS::MarkedValueList arguments(heap);
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|             arguments.append(wrap(heap, *event));
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|             function.interpreter().call(function, this_value, move(arguments));
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|         }
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|     }
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| }
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| 
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| }
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