1 files changed, 190 insertions, 0 deletions
diff --git a/src/VSessionHandler.cpp b/src/VSessionHandler.cpp
new file mode 100644
index 0000000..bda85d0
--- /dev/null
+++ b/src/VSessionHandler.cpp
@@ -0,0 +1,190 @@
+/*
+ * Copyright (c) 2010,2011 - RZ Uni Freiburg
+ * Copyright (c) 2010,2011 - OpenSLX Project
+ *
+ * This program/file is free software distributed under the GPL version 2.
+ * See http://gpl.openslx.org/
+ *
+ * If you have any feedback please consult http://feedback.openslx.org/ and
+ * send your feedback to feedback@openslx.org
+ *
+ * General information about OpenSLX - libChooser can be found under
+ * http://openslx.org
+ *
+ */
+
+#include "VSessionHandler.h"
+
+#include <QList>
+#include <QString>
+#include <QFile>
+#include <QDir>
+#include <QDirIterator>
+#include <QProcess>
+#include <QDebug>
+#include <QDomDocument>
+
+#include "Defaults.h"
+#include "Session.h"
+#include "VSession.h"
+
+
+VSessionHandler::VSessionHandler() {
+	debugMode = true;
+    _filterScript = QString(LIBCHOOSER_BIN_PATH "/xmlfilter.sh");
+    _runVmScript = QString(LIBCHOOSER_BIN_PATH "/run-virt.sh");
+    _printerScript = QString(LIBCHOOSER_ETC_BASE_PATH "/printer.sh");
+    _scannerScript = QString(LIBCHOOSER_ETC_BASE_PATH "/scanner.sh");
+    _confPath = QString(LIBCHOOSER_ETC_BASE_PATH);
+    _env = QString();
+}
+
+VSessionHandler::~VSessionHandler() {
+	// TODO Auto-generated destructor stub
+}
+
+void VSessionHandler::setEnv(QString env) {
+	_env = env;
+}
+
+void VSessionHandler::setPrinterScript(QString printerScript) {
+	_printerScript = printerScript;
+}
+
+void VSessionHandler::setScannerScript(QString scannerScript) {
+	_scannerScript = scannerScript;
+}
+
+void VSessionHandler::setRunVmScript(QString runVmScript) {
+	_runVmScript = runVmScript;
+}
+
+void VSessionHandler::setConfPath(QString confPath) {
+	_confPath = confPath;
+}
+
+void VSessionHandler::setFilterScript(QString filterScript) {
+	_filterScript = filterScript;
+}
+
+QString VSessionHandler::getEnv()  {
+	return _env;
+
+}
+QString VSessionHandler::getPrinterScript() {
+	return _printerScript;
+
+}
+QString VSessionHandler::getScannerScript()  {
+	return _scannerScript;
+
+}
+QString VSessionHandler::getRunVmScript()  {
+	return _runVmScript;
+
+}
+QString VSessionHandler::getConfPath()  {
+	return _confPath;
+
+}
+QString VSessionHandler::getFilterScript()  {
+	return _filterScript;
+}
+
+bool VSessionHandler::hasEnv() {
+	return (_env.size() != 0);
+}
+
+/**
+ * - calls xmlfilter.sh to glob a folder for xmls
+ *   -> if no xmlfilter.sh is available, it globs for available xmls
+ * - reads all xml files and creates for each its own VSession-struct
+ */
+QList<Session*> VSessionHandler::readXmlDir(const QString& path) {
+    QList<Session*> retval;
+
+    if (QFile::exists(_filterScript)) {
+        // run filterScript
+        // treat every output line as a filename and read it
+        QProcess myFilterScript;
+        myFilterScript.start(_filterScript, QStringList(path),
+                           QIODevice::ReadOnly);
+        myFilterScript.waitForFinished();
+        while (!myFilterScript.atEnd()) {
+            QString filename(myFilterScript.readLine());
+            filename = filename.trimmed();
+            if (QDir::isRelativePath(filename)) {
+                filename.prepend(path + "/");
+            }
+            retval.append(readXmlFile(filename));
+        }
+
+        myFilterScript.close();
+    } else {
+        // iterate over all .xml files in directory <path> (and sub-directories)
+        // and read them
+        QDirIterator di(path,
+                        QDirIterator::Subdirectories |
+                        QDirIterator::FollowSymlinks);
+        while (di.hasNext()) {
+            if (!di.next().endsWith(".xml")) continue;
+
+            if (!di.fileInfo().isReadable()) {
+            	if (debugMode) qDebug() << "skip" << di.fileInfo().absoluteFilePath() << ": xml not readable, incorrect file permissions";
+            	continue;
+            }
+
+            QList<Session*> vsessionTmp = readXmlFile(di.fileInfo().absoluteFilePath());
+
+            if (vsessionTmp.isEmpty()) {
+            	if (debugMode) qDebug() << "skip" << di.fileInfo().absoluteFilePath() << ": reading xml failed for some reason";
+            	continue;
+            }
+
+            if (!vsessionTmp.first()->isValid()) {
+            	if (debugMode) qDebug() << "skip" << vsessionTmp.first()->shortDescription() << ": vdi/vmdk missing";
+            	continue;
+            }
+
+            if (!vsessionTmp.first()->isActive()) {
+            	if (debugMode) qDebug() << "skip" << vsessionTmp.first()->shortDescription() << ": not active";
+            	continue;
+            }
+
+            retval.append(vsessionTmp);
+        }
+    }
+    return retval;
+}
+
+QList<Session*> VSessionHandler::readXmlFile(const QString& filepath) {
+    QList<Session*> retval;
+
+    QDomDocument doc;
+    QFile file(filepath);
+    if (!file.open(QIODevice::ReadOnly)) {
+        // TODO: error message
+        return retval;
+    }
+    if (!doc.setContent(&file)) {
+        // TODO: error message
+        file.close();
+        return retval;
+    }
+    file.close();
+
+    QString dirName(QFileInfo(filepath).dir().absolutePath());
+    QDomElement settingsNode = doc.firstChildElement("settings");
+    for (QDomElement el(settingsNode.firstChildElement("eintrag"));
+    !el.isNull();
+    el = el.nextSiblingElement("eintrag")) {
+        QDomDocument dummy;
+        dummy.appendChild(dummy.importNode(el, true));
+        VSession* e = new VSession(this);
+        if (e->init(dummy.toString(), dirName)) {
+            retval.append(e);
+        }
+    }
+    return retval;
+}
+