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/*
* Copyright (C) 2009, Martin Robinson
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "config.h"
#include "DataObjectGtk.h"
#include "markup.h"
#include <gtk/gtk.h>
#include <wtf/gobject/GOwnPtr.h>
namespace WebCore {
static void replaceNonBreakingSpaceWithSpace(String& str)
{
static const UChar NonBreakingSpaceCharacter = 0xA0;
static const UChar SpaceCharacter = ' ';
str.replace(NonBreakingSpaceCharacter, SpaceCharacter);
}
String DataObjectGtk::text()
{
if (m_range)
return m_range->text();
return m_text;
}
String DataObjectGtk::markup()
{
if (m_range)
return createMarkup(m_range.get(), 0, AnnotateForInterchange, false, AbsoluteURLs);
return m_markup;
}
void DataObjectGtk::setText(const String& newText)
{
m_range = 0;
m_text = newText;
replaceNonBreakingSpaceWithSpace(m_text);
}
void DataObjectGtk::setMarkup(const String& newMarkup)
{
m_range = 0;
m_markup = newMarkup;
}
void DataObjectGtk::setURIList(const String& uriListString)
{
m_uriList = uriListString;
// This code is originally from: platform/chromium/ChromiumDataObject.cpp.
// FIXME: We should make this code cross-platform eventually.
// Line separator is \r\n per RFC 2483 - however, for compatibility
// reasons we also allow just \n here.
Vector<String> uriList;
uriListString.split('\n', uriList);
// Process the input and copy the first valid URL into the url member.
// In case no URLs can be found, subsequent calls to getData("URL")
// will get an empty string. This is in line with the HTML5 spec (see
// "The DragEvent and DataTransfer interfaces"). Also extract all filenames
// from the URI list.
bool setURL = false;
for (size_t i = 0; i < uriList.size(); ++i) {
String& line = uriList[i];
line = line.stripWhiteSpace();
if (line.isEmpty())
continue;
if (line[0] == '#')
continue;
KURL url = KURL(KURL(), line);
if (url.isValid()) {
if (!setURL) {
m_url = url;
setURL = true;
}
GOwnPtr<GError> error;
GOwnPtr<gchar> filename(g_filename_from_uri(line.utf8().data(), 0, &error.outPtr()));
if (!error && filename)
m_filenames.append(String::fromUTF8(filename.get()));
}
}
}
void DataObjectGtk::setURL(const KURL& url, const String& label)
{
m_url = url;
m_uriList = url;
setText(url.string());
String actualLabel(label);
if (actualLabel.isEmpty())
actualLabel = url;
Vector<UChar> markup;
append(markup, "<a href=\"");
append(markup, url.string());
append(markup, "\">");
GOwnPtr<gchar> escaped(g_markup_escape_text(actualLabel.utf8().data(), -1));
append(markup, String::fromUTF8(escaped.get()));
append(markup, "</a>");
setMarkup(String::adopt(markup));
}
void DataObjectGtk::clearText()
{
m_range = 0;
m_text = "";
}
void DataObjectGtk::clearMarkup()
{
m_range = 0;
m_markup = "";
}
String DataObjectGtk::urlLabel()
{
if (hasText())
return text();
if (hasURL())
return url();
return String();
}
void DataObjectGtk::clear()
{
m_text = "";
m_markup = "";
m_uriList = "";
m_url = KURL();
m_image = 0;
m_range = 0;
// We do not clear filenames. According to the spec: "The clearData() method
// does not affect whether any files were included in the drag, so the types
// attribute's list might still not be empty after calling clearData() (it would
// still contain the "Files" string if any files were included in the drag)."
}
DataObjectGtk* DataObjectGtk::forClipboard(GtkClipboard* clipboard)
{
static HashMap<GtkClipboard*, RefPtr<DataObjectGtk> > objectMap;
if (!objectMap.contains(clipboard)) {
RefPtr<DataObjectGtk> dataObject = DataObjectGtk::create();
objectMap.set(clipboard, dataObject);
return dataObject.get();
}
HashMap<GtkClipboard*, RefPtr<DataObjectGtk> >::iterator it = objectMap.find(clipboard);
return it->second.get();
}
}
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