Initial import of tork 0.33

1 files changed, 202 insertions, 0 deletions

diff --git a/src/functions.cpp b/src/functions.cpp
new file mode 100644
index 0000000..828222e
--- /dev/null
+++ b/src/functions.cpp
@@ -0,0 +1,202 @@
+/***************************************************************************
+ ** $Id: functions.cpp,v 1.14 2008/07/31 19:56:26 hoganrobert Exp $
+ *   Copyright (C) 2006 - 2008 Robert Hogan                                *
+ *   [email protected]                                                *
+ *   Copyright (C) 2005 by Joris Guisson                                   *
+ *   [email protected]                                               *
+ *                                                                         *
+ *   This program is free software; you can redistribute it and/or modify  *
+ *   it under the terms of the GNU General Public License as published by  *
+ *   the Free Software Foundation; either version 2 of the License, or     *
+ *   (at your option) any later version.                                   *
+ *                                                                         *
+ *   This program 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 General Public License for more details.                          *
+ *                                                                         *
+ *   You should have received a copy of the GNU General Public License     *
+ *   along with this program; if not, write to the                         *
+ *   Free Software Foundation, Inc.,                                       *
+ *   51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.              *
+ ***************************************************************************/
+#include <qdatetime.h>
+#include <klocale.h>
+#include <kglobal.h>
+#include <kdebug.h>
+#include <sys/time.h>
+#include <qdir.h>
+#include <cstdlib>
+
+#include "functions.h"
+
+
+namespace tk
+{
+	const double TO_KB = 1024.0;
+	const double TO_MEG = (1024.0 * 1024.0);
+	const double TO_GIG = (1024.0 * 1024.0 * 1024.0);
+	
+	QString BytesToString(Uint64 bytes,int precision)
+	{
+		KLocale* loc = KGlobal::locale();
+		if (bytes >= 1024 * 1024 * 1024)
+			return i18n("%1 GB").arg(loc->formatNumber(bytes / TO_GIG,precision < 0 ? 2 : precision));
+		else if (bytes >= 1024*1024)
+			return i18n("%1 MB").arg(loc->formatNumber(bytes / TO_MEG,precision < 0 ? 1 : precision));
+		else if (bytes >= 1024)
+			return i18n("%1 KB").arg(loc->formatNumber(bytes / TO_KB,precision < 0 ? 1 : precision));
+		else
+			return i18n("%1 B").arg(bytes);
+	}
+
+	QString BytesPerSecToString(double bytes,int precision)
+	{
+		KLocale* loc = KGlobal::locale();
+		if (bytes >= 1024 * 1024 * 1024)
+			return i18n("%1 GB/s").arg(loc->formatNumber(bytes / TO_GIG,precision < 0 ? 2 : precision));
+		else if (bytes >= 1024*1024)
+			return i18n("%1 MB/s").arg(loc->formatNumber(bytes / TO_MEG,precision < 0 ? 1 : precision));
+		else if (bytes >= 1024)
+			return i18n("%1 KB/s").arg(loc->formatNumber(bytes / TO_KB,precision < 0 ? 1 : precision));
+		else
+			return i18n("%1 B/s").arg(loc->formatNumber(bytes,precision < 0 ? 1 : precision));
+	}
+
+	QString KBytesPerSecToString(double speed,int precision)
+	{
+		KLocale* loc = KGlobal::locale();
+		return i18n("%1 KB/s").arg(loc->formatNumber(speed,precision));
+	}
+
+
+	QString DurationToString(Uint32 nsecs)
+	{
+		KLocale* loc = KGlobal::locale();
+		QTime t;
+		int ndays = nsecs / 86400;
+		t = t.addSecs(nsecs % 86400);
+		QString s = loc->formatTime(t,true,true);
+		if (ndays > 0)
+			s = i18n("1 day ","%n days ",ndays) + s;
+
+		return s;
+	}
+
+    QString calcBW(const QStringList &bwlist, int num)
+    {
+
+        double totalbw = 0;
+        int numtmp=0;
+        for ( QStringList::ConstIterator it = bwlist.end(); it != bwlist.begin(); --it )
+        {
+            totalbw += (*it).toDouble();
+            numtmp++;
+            if (numtmp > num)
+              break;
+        }
+        double avgbw = totalbw / (900 * num);
+        return BytesPerSecToString(avgbw);
+    }
+
+}
+
+namespace bt
+{
+
+	void UpdateCurrentTime()
+	{
+		global_time_stamp = Now();
+	}
+	
+	TimeStamp global_time_stamp = 0;
+	
+	Uint64 Now()
+	{
+		struct timeval tv;
+		gettimeofday(&tv,0);
+		global_time_stamp = (Uint64)(tv.tv_sec * 1000 + tv.tv_usec * 0.001);
+		return global_time_stamp;
+	}
+
+}
+
+
+QString getFullLocation(const char *additionalPaths, const QString &name)
+{
+
+    // do not search one path twice
+    QStringList paths;
+    // get the environment path variable
+    paths = addPaths(getenv("PATH"));
+    paths += addPaths(additionalPaths);
+
+	QStringList::ConstIterator dirpath = paths.begin();
+	QStringList::ConstIterator end = paths.end();
+	for(; dirpath!=end; ++dirpath)
+	{
+		QDir dir = *dirpath;
+		if (!dir.exists()) continue;
+
+        QFile inf(*dirpath+'/'+name);
+        if (inf.exists())
+            return *dirpath+'/'+name;
+
+	}
+    return QString();
+}
+
+
+QStringList findPrograms(const QStringList &programList)
+{
+
+    // do not search one path twice
+    QStringList paths;
+    // get the environment path variable
+    paths = addPaths(getenv("PATH"));
+    QStringList tofind;
+    QStringList remaining;
+    QStringList finds;
+	QStringList::ConstIterator dirpath = paths.begin();
+	QStringList::ConstIterator end = paths.end();
+
+    tofind = programList;
+    remaining = tofind;
+	for(; dirpath!=end; ++dirpath)
+	{
+		QDir dir = *dirpath;
+		if (!dir.exists()) continue;
+
+    	for ( QStringList::Iterator it = tofind.begin(); it != tofind.end(); ++it ){
+            QFile inf(*dirpath+'/'+*it);
+            if (inf.exists()){
+                finds.append(*it);
+                remaining.remove(*it);
+            }
+		}
+        tofind = remaining;
+	}
+
+    return finds;
+}
+
+
+QStringList addPaths(const char *env_path){
+
+    // do not search one path twice
+    QStringList paths;
+/*    // get the environment path variable
+    char* env_path = getenv("PATH");*/
+    if( env_path ) {
+      QStringList env_pathList = QStringList::split(":", QString::fromLocal8Bit(env_path));
+      for( QStringList::const_iterator it = env_pathList.begin(); it != env_pathList.end(); ++it ) {
+        QString p = *it;
+        if( p[p.length()-1] == '/' )
+      p.truncate( p.length()-1 );
+        if( !paths.contains( p ) && !paths.contains( p + "/" ) )
+      paths.append(p);
+      }
+    }
+
+    return paths;
+}