1 /*
2 * Copyright (C) 2008 Apple Inc. All Rights Reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26 #include "config.h"
27 #include "core/xml/XMLHttpRequestUpload.h"
28
29 #include "core/events/Event.h"
30 #include "core/xml/XMLHttpRequestProgressEvent.h"
31 #include "wtf/Assertions.h"
32 #include "wtf/text/AtomicString.h"
33
34 namespace blink {
35
XMLHttpRequestUpload(XMLHttpRequest * xmlHttpRequest)36 XMLHttpRequestUpload::XMLHttpRequestUpload(XMLHttpRequest* xmlHttpRequest)
37 : m_xmlHttpRequest(xmlHttpRequest)
38 , m_lastBytesSent(0)
39 , m_lastTotalBytesToBeSent(0)
40 {
41 }
42
interfaceName() const43 const AtomicString& XMLHttpRequestUpload::interfaceName() const
44 {
45 return EventTargetNames::XMLHttpRequestUpload;
46 }
47
executionContext() const48 ExecutionContext* XMLHttpRequestUpload::executionContext() const
49 {
50 return m_xmlHttpRequest->executionContext();
51 }
52
dispatchProgressEvent(unsigned long long bytesSent,unsigned long long totalBytesToBeSent)53 void XMLHttpRequestUpload::dispatchProgressEvent(unsigned long long bytesSent, unsigned long long totalBytesToBeSent)
54 {
55 m_lastBytesSent = bytesSent;
56 m_lastTotalBytesToBeSent = totalBytesToBeSent;
57 dispatchEvent(XMLHttpRequestProgressEvent::create(EventTypeNames::progress, true, bytesSent, totalBytesToBeSent));
58 }
59
dispatchEventAndLoadEnd(const AtomicString & type,bool lengthComputable,unsigned long long bytesSent,unsigned long long total)60 void XMLHttpRequestUpload::dispatchEventAndLoadEnd(const AtomicString& type, bool lengthComputable, unsigned long long bytesSent, unsigned long long total)
61 {
62 ASSERT(type == EventTypeNames::load || type == EventTypeNames::abort || type == EventTypeNames::error || type == EventTypeNames::timeout);
63 dispatchEvent(XMLHttpRequestProgressEvent::create(type, lengthComputable, bytesSent, total));
64 dispatchEvent(XMLHttpRequestProgressEvent::create(EventTypeNames::loadend, lengthComputable, bytesSent, total));
65 }
66
handleRequestError(const AtomicString & type)67 void XMLHttpRequestUpload::handleRequestError(const AtomicString& type)
68 {
69 bool lengthComputable = m_lastTotalBytesToBeSent > 0 && m_lastBytesSent <= m_lastTotalBytesToBeSent;
70 dispatchEvent(XMLHttpRequestProgressEvent::create(EventTypeNames::progress, lengthComputable, m_lastBytesSent, m_lastTotalBytesToBeSent));
71 dispatchEventAndLoadEnd(type, lengthComputable, m_lastBytesSent, m_lastTotalBytesToBeSent);
72 }
73
trace(Visitor * visitor)74 void XMLHttpRequestUpload::trace(Visitor* visitor)
75 {
76 visitor->trace(m_xmlHttpRequest);
77 XMLHttpRequestEventTarget::trace(visitor);
78 }
79
80 } // namespace blink
81