Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdegraphics@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 185 insertions, 0 deletions

diff --git a/ksvg/impl/SVGScriptElementImpl.cc b/ksvg/impl/SVGScriptElementImpl.cc
new file mode 100644
index 00000000..9a211425
--- /dev/null
+++ b/ksvg/impl/SVGScriptElementImpl.cc
@@ -0,0 +1,185 @@
+/*
+    Copyright (C) 2001-2003 KSVG Team
+    This file is part of the KDE project
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Library 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
+    Library General Public License for more details.
+
+    You should have received a copy of the GNU Library General Public License
+    along with this library; see the file COPYING.LIB.  If not, write to
+    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+    Boston, MA 02110-1301, USA.
+*/
+
+#include <kdebug.h>
+
+#include <kio/job.h>
+#include <kfilterdev.h>
+#include <qbuffer.h>
+
+#include "SVGDocumentImpl.h"
+#include "SVGAnimatedStringImpl.h"
+#include "SVGScriptElementImpl.moc"
+
+using namespace KSVG;
+
+#include "SVGScriptElementImpl.lut.h"
+#include "ksvg_scriptinterpreter.h"
+#include "ksvg_bridge.h"
+#include "ksvg_ecma.h"
+
+SVGScriptElementImpl::SVGScriptElementImpl(DOM::ElementImpl *impl) : QObject(), SVGElementImpl(impl), SVGURIReferenceImpl(), SVGExternalResourcesRequiredImpl()
+{
+	KSVG_EMPTY_FLAGS
+
+	m_job = 0;
+	m_added = false;
+}
+
+SVGScriptElementImpl::~SVGScriptElementImpl()
+{
+}
+
+void SVGScriptElementImpl::setType(const DOM::DOMString &type)
+{
+	setAttribute("type", type);
+}
+
+DOM::DOMString SVGScriptElementImpl::type() const
+{
+	return getAttribute("type");
+}
+
+void SVGScriptElementImpl::setAttributes()
+{
+	SVGElementImpl::setAttributes();
+
+	// Spec: provide a default type
+	if(KSVG_TOKEN_NOT_PARSED(Type))
+		KSVG_SET_ALT_ATTRIBUTE(Type, "text/ecmascript")
+
+	// Remote downloading
+	QString href = m_href->baseVal().string();
+
+	if(!href.isEmpty())
+	{
+		KURL url(ownerDoc()->baseUrl(), href);
+
+		if(m_job == 0)
+			m_job = KIO::get(url, false, false);
+
+		connect(m_job, SIGNAL(data(KIO::Job *, const QByteArray &)), this, SLOT(slotData(KIO::Job *, const QByteArray &)));
+		connect(m_job, SIGNAL(result(KIO::Job *)), this, SLOT(slotResult(KIO::Job *)));
+	}
+}
+
+void SVGScriptElementImpl::slotData(KIO::Job *, const QByteArray &data)
+{
+	QDataStream dataStream(m_data, IO_WriteOnly | IO_Append);
+	dataStream.writeRawBytes(data.data(), data.size());
+}
+
+void SVGScriptElementImpl::slotResult(KIO::Job *)
+{
+	m_job = 0;
+
+	// Append a NULL terminator so we don't die
+	m_data.resize(m_data.size() + 1);
+	m_data[m_data.size() - 1] = '\0';
+
+	QBuffer buf(m_data);
+	QIODevice *dev = KFilterDev::device(&buf, "application/x-gzip", false);
+	QByteArray contents;
+	if(dev->open(IO_ReadOnly))
+		contents = dev->readAll();
+	delete dev;
+	m_text = QString::fromUtf8(contents.data());
+
+	m_data.resize(0);
+}
+
+bool SVGScriptElementImpl::canExecuteScript()
+{
+	if(!m_added)
+	{
+		m_added = true;
+		m_text += collectText();
+	}
+
+	if(m_text.isEmpty() && !getAttribute("href").isNull() && !getAttribute("href").string().isEmpty())
+		return false;
+
+	return true;
+}
+
+bool SVGScriptElementImpl::executeScript(DOM::Node node)
+{
+	return SVGScriptElementImpl::executeScript(node, ownerDoc(), m_text);
+}
+
+bool SVGScriptElementImpl::executeScript(DOM::Node node, SVGDocumentImpl *document, const QString &text)
+{
+#ifdef KJS_VERBOSE
+    kdDebug(6070) << "SVGScriptElementImpl::executeScript n=" << node.nodeName().string().latin1() << "(" << (node.isNull() ? 0 : node.nodeType()) << ") " << text << endl;
+#endif
+	KSVGEcma *ecmaEngine = document->ecmaEngine();
+
+	if(!ecmaEngine->initialized())
+		ecmaEngine->setup();
+
+	KJS::Value thisNode = node.isNull() ? ecmaEngine->globalObject() : getDOMNode(ecmaEngine->globalExec(), node);
+
+	KJS::UString code(text);
+	KJS::Completion comp = ecmaEngine->evaluate(code, thisNode);
+
+	// TODO: If that's needed find a better solution which 
+	// doesn't cause endless loops if the func, specified in
+	// onerror="..." isn't yet available
+	// onerror support
+//	if(comp.complType() == Throw)
+//		document->rootElement()->dispatchEvent(SVGEventImpl::ERROR_EVENT, false, false);		
+
+	return (comp.complType() == KJS::Normal) || (comp.complType() == KJS::ReturnValue);
+}
+
+// Ecma stuff
+
+/*
+@namespace KSVG
+@begin SVGScriptElementImpl::s_hashTable 2
+ type	SVGScriptElementImpl::Type  DontDelete
+@end
+*/
+
+Value SVGScriptElementImpl::getValueProperty(ExecState *, int token) const
+{
+	switch(token)
+	{
+		case Type:
+			return String(type());
+		default:
+			kdWarning() << "Unhandled token in " << k_funcinfo << " : " << token << endl;
+			return Undefined();
+	}
+}
+
+void SVGScriptElementImpl::putValueProperty(KJS::ExecState *exec, int token, const KJS::Value &value, int)
+{
+	switch(token)
+	{
+		case Type:
+			setType(value.toString(exec).string());
+			break;
+		default:
+			kdWarning() << "Unhandled token in " << k_funcinfo << " : " << token << endl;
+	}
+}
+
+// vim:ts=4:noet