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/kdeedu@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 161 insertions, 0 deletions

diff --git a/kiten/kloader.cpp b/kiten/kloader.cpp
new file mode 100644
index 00000000..c13aaa4b
--- /dev/null
+++ b/kiten/kloader.cpp
@@ -0,0 +1,161 @@
+// ksaver.cpp
+//
+// Copyright (C) 2001 Neil Stevens <multivac@fcmail.com>
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+// THE AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+// AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+// Except as contained in this notice, the name(s) of the author(s) shall not be
+// used in advertising or otherwise to promote the sale, use or other dealings
+// in this Software without prior written authorization from the author(s).
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <klocale.h>
+#include <kio/netaccess.h>
+
+#include "kloader.h"
+
+class KLoader::KLoaderPrivate
+{
+public:
+	KLoaderPrivate() : isLocal(true), file(0), textStream(0), dataStream(0) {}
+    ~KLoaderPrivate()
+        {
+            delete file;
+            delete textStream;
+            delete dataStream;
+        }
+	bool isLocal;
+	QString tempFile;
+	QFile *file;
+	KURL url;
+	QString error;
+	QTextStream *textStream;
+	QDataStream *dataStream;
+};
+
+KLoader::KLoader(const KURL &target)
+{
+	d = new KLoaderPrivate;
+	d->url = target;
+
+	if(d->url.protocol() == "file")
+	{
+		d->isLocal = true;
+		d->file = new QFile(d->url.path());
+	}
+	else
+	{
+		d->isLocal = false;
+	}
+}
+
+KLoader::~KLoader()
+{
+	close();
+	delete d;
+}
+
+bool KLoader::open(void)
+{
+	if(d->isLocal)
+	{
+		if(!d->file->open(IO_ReadOnly))
+		{
+			d->error = i18n("Could not read from %1.").arg(d->url.prettyURL());
+			return false;
+		}
+	}
+	else
+	{
+		if(!KIO::NetAccess::download(d->url, d->tempFile))
+		{
+			d->error = i18n("Could not read from %1.").arg(d->url.prettyURL());
+			return false;
+		}
+
+		d->file = new QFile(d->tempFile);
+		if(!d->file->open(IO_ReadOnly))
+		{
+			d->error = i18n("Could not read from %1.").arg(d->tempFile);
+			return false;
+		}
+	}
+	return true;
+}
+
+void KLoader::close(void)
+{
+	d->textStream = 0;
+	d->dataStream = 0;
+
+	delete d->file;
+	d->file = 0;
+
+	if(!d->isLocal)
+		KIO::NetAccess::removeTempFile(d->tempFile);
+}
+
+QString KLoader::error(void)
+{
+	return d->error;
+}
+
+QFile &KLoader::file(void)
+{
+	if(d->file)
+		return *d->file;
+	else
+		return *static_cast<QFile *>(0);
+}
+
+QTextStream &KLoader::textStream()
+{
+	if(d->textStream)
+	{
+		return *d->textStream;
+	}
+	else if(d->file)
+	{
+		d->textStream = new QTextStream(d->file);
+		return *d->textStream;
+	}
+	else
+	{
+		return *static_cast<QTextStream *>(0);
+	}
+}
+
+QDataStream &KLoader::dataStream()
+{
+	if(d->dataStream)
+	{
+		return *d->dataStream;
+	}
+	else if(d->file)
+	{
+		d->dataStream = new QDataStream(d->file);
+		return *d->dataStream;
+	}
+	else
+	{
+		return *static_cast<QDataStream *>(0);
+	}
+}