1/*
2 * Copyright (C) 2007, 2008, 2009 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 COMPUTER, 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 COMPUTER, 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 "DragData.h"
28
29#include "Document.h"
30#include "DocumentFragment.h"
31#include "Frame.h"
32#include "markup.h"
33
34#include <QColor>
35#include <QList>
36#include <QMimeData>
37#include <QUrl>
38
39namespace WebCore {
40
41bool DragData::canSmartReplace() const
42{
43    return false;
44}
45
46bool DragData::containsColor() const
47{
48    if (!m_platformDragData)
49        return false;
50    return m_platformDragData->hasColor();
51}
52
53bool DragData::containsFiles() const
54{
55    if (!m_platformDragData)
56        return false;
57    QList<QUrl> urls = m_platformDragData->urls();
58    foreach (const QUrl &url, urls) {
59        if (!url.toLocalFile().isEmpty())
60            return true;
61    }
62    return false;
63}
64
65void DragData::asFilenames(Vector<String>& result) const
66{
67    if (!m_platformDragData)
68        return;
69    QList<QUrl> urls = m_platformDragData->urls();
70    foreach (const QUrl &url, urls) {
71        QString file = url.toLocalFile();
72        if (!file.isEmpty())
73            result.append(file);
74    }
75}
76
77bool DragData::containsPlainText() const
78{
79    if (!m_platformDragData)
80        return false;
81    return m_platformDragData->hasText() || m_platformDragData->hasUrls();
82}
83
84String DragData::asPlainText(Frame* frame) const
85{
86    if (!m_platformDragData)
87        return String();
88    String text = m_platformDragData->text();
89    if (!text.isEmpty())
90        return text;
91
92    // FIXME: Should handle rich text here
93    return asURL(frame, DoNotConvertFilenames, 0);
94}
95
96Color DragData::asColor() const
97{
98    if (!m_platformDragData)
99        return Color();
100    return qvariant_cast<QColor>(m_platformDragData->colorData());
101}
102
103bool DragData::containsCompatibleContent() const
104{
105    if (!m_platformDragData)
106        return false;
107    return containsColor() || containsURL(0) || m_platformDragData->hasHtml() || m_platformDragData->hasText();
108}
109
110bool DragData::containsURL(Frame*, FilenameConversionPolicy filenamePolicy) const
111{
112    // FIXME: Use filenamePolicy.
113    if (!m_platformDragData)
114        return false;
115    return m_platformDragData->hasUrls();
116}
117
118String DragData::asURL(Frame*, FilenameConversionPolicy filenamePolicy, String*) const
119{
120    // FIXME: Use filenamePolicy.
121    if (!m_platformDragData)
122        return String();
123    QList<QUrl> urls = m_platformDragData->urls();
124
125    if (urls.isEmpty())
126        return String();
127
128    QByteArray encodedUrl = urls.first().toEncoded();
129    return String(encodedUrl.constData(), encodedUrl.length());
130}
131
132PassRefPtr<DocumentFragment> DragData::asFragment(Frame* frame, PassRefPtr<Range>, bool, bool&) const
133{
134    if (m_platformDragData && m_platformDragData->hasHtml())
135        return createFragmentFromMarkup(frame->document(), m_platformDragData->html(), "", FragmentScriptingNotAllowed);
136
137    return 0;
138}
139
140}
141
142