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-rw-r--r--ksvg/impl/SVGScriptElementImpl.cc185
1 files changed, 185 insertions, 0 deletions
diff --git a/ksvg/impl/SVGScriptElementImpl.cc b/ksvg/impl/SVGScriptElementImpl.cc
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+++ b/ksvg/impl/SVGScriptElementImpl.cc
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+/*
+ 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