Added Gentoo support to Lumina, added ebuild file.

1 files changed, 300 insertions, 0 deletions

diff --git a/libLumina/LuminaOS-Gentoo.cpp b/libLumina/LuminaOS-Gentoo.cpp
new file mode 100644
index 00000000..4029ee51
--- /dev/null
+++ b/libLumina/LuminaOS-Gentoo.cpp
@@ -0,0 +1,300 @@
+//===========================================
+//  Lumina-DE source code
+//  Copyright (c) 2016, Ken Moore
+//  Available under the 3-clause BSD license
+//  See the LICENSE file for full details
+//===========================================
+#ifdef __linux__
+#include <QDebug>
+#include "LuminaOS.h"
+#include <unistd.h>
+#include <stdio.h> // Needed for BUFSIZ
+
+//can't read xbrightness settings - assume invalid until set
+static int screenbrightness = -1;
+
+QString LOS::OSName(){ return "Gentoo Linux"; }
+
+//OS-specific prefix(s)
+// NOTE: PREFIX, L_ETCDIR, L_SHAREDIR are defined in the OS-detect.pri project file and passed in
+QString LOS::LuminaShare(){ return (L_SHAREDIR+"/Lumina-DE/"); } //Install dir for Lumina share files
+QString LOS::AppPrefix(){ return "/usr/"; } //Prefix for applications
+QString LOS::SysPrefix(){ return "/"; } //Prefix for system
+
+//OS-specific application shortcuts (*.desktop files)
+QString LOS::ControlPanelShortcut(){ return ""; } //system control panel
+QString LOS::AppStoreShortcut(){ return LOS::AppPrefix() + "/share/applications/porthole.desktop"; } //graphical app/pkg manager
+
+// ==== ExternalDevicePaths() ====
+QStringList LOS::ExternalDevicePaths(){
+  /* Returns: QStringList[<type>::::<filesystem>::::<path>]
+     Note: <type> = [USB, HDRIVE, DVD, SDCARD, UNKNOWN]
+     df is much better for this than mount, because it skips
+     all non-physical devices (like bind-mounts from schroot)
+     so they are not listed in lumina-fm */
+  QStringList devs = LUtils::getCmdOutput("df --output=source,fstype,target");
+  //Now check the output
+  for(int i=0; i<devs.length(); i++){
+    if(devs[i].startsWith("/dev/")){
+      devs[i] = devs[i].simplified();
+      QString type = devs[i].section(" on ",0,0);
+      type.remove("/dev/");
+      //Determine the type of hardware device based on the dev node
+      if(type.startsWith("sd") || type.startsWith("nvme"){ type = "HDRIVE"; }
+      else if(type.startsWith("sr")){ type="DVD"; }
+      else if(type.contains("mapper")){ type="LVM"; }
+      else{ type = "UNKNOWN"; }
+      //Now put the device in the proper output format
+      devs[i] = type + "::::" + devs[i].section(" ",1,1) + "::::" + devs[i].section(" ",2,2);
+    }else{
+      //invalid device - remove it from the list
+      devs.removeAt(i);
+      i--;
+    }
+  }
+  return devs;
+}
+
+//Read screen brightness information
+int LOS::ScreenBrightness(){
+   //Returns: Screen Brightness as a percentage (0-100, with -1 for errors)
+  if(screenbrightness==-1){
+    if(QFile::exists(QDir::homePath()+"/.lumina/.currentxbrightness")){
+      int val = LUtils::readFile(QDir::homePath()+"/.lumina/.currentxbrightness").join("").simplified().toInt();
+      screenbrightness = val;
+    }
+  }
+  return screenbrightness;
+
+}
+
+//Set screen brightness
+void LOS::setScreenBrightness(int percent){
+  //ensure bounds
+  if(percent<0){percent=0;}
+  else if(percent>100){ percent=100; }
+  // float pf = percent/100.0; //convert to a decimel
+  //Run the command
+  QString cmd = "xbacklight -set %1";
+  // cmd = cmd.arg( QString::number( int(65535*pf) ) );
+  cmd = cmd.arg( QString::number( percent ) );
+  int ret = LUtils::runCmd(cmd);
+  //Save the result for later
+  if(ret!=0){ screenbrightness = -1; }
+  else{ screenbrightness = percent; }
+  LUtils::writeFile(QDir::homePath()+"/.lumina/.currentxbrightness", QStringList() << QString::number(screenbrightness), true);
+
+}
+
+//Read the current volume
+int LOS::audioVolume(){ //Returns: audio volume as a percentage (0-100, with -1 for errors)
+QString info = LUtils::getCmdOutput("amixer get Master").join("").simplified();;
+  int out = -1;
+  int start_position, end_position;
+  QString current_volume;
+  if(!info.isEmpty()){
+     start_position = info.indexOf("[");
+     start_position++;
+     end_position = info.indexOf("%");
+     current_volume = info.mid(start_position, end_position - start_position);
+     out = current_volume.toInt();
+  }
+  return out;
+
+}
+
+//Set the current volume
+void LOS::setAudioVolume(int percent){
+  if(percent<0){percent=0;}
+  else if(percent>100){percent=100;}
+  // QString info = "amixer -c 0 sset Master,0 " + QString::number(percent) + "%";
+  QString info = "amixer set Master " + QString::number(percent) + "%";
+  if(!info.isEmpty()){
+    //Run Command
+    LUtils::runCmd(info);
+  }
+
+}
+
+//Change the current volume a set amount (+ or -)
+void LOS::changeAudioVolume(int percentdiff){
+  int old_volume = audioVolume();
+  int new_volume = old_volume + percentdiff;
+  if (new_volume < 0)
+      new_volume = 0;
+  if (new_volume > 100)
+      new_volume = 100;
+  qDebug() << "Setting new volume to: " << new_volume;
+  setAudioVolume(new_volume);
+}
+
+//Check if a graphical audio mixer is installed
+bool LOS::hasMixerUtility(){
+  return QFile::exists(LOS::AppPrefix() + "bin/pavucontrol");
+}
+
+//Launch the graphical audio mixer utility
+void LOS::startMixerUtility(){
+  QProcess::startDetached(LOS::AppPrefix() + "bin/pavucontrol");
+}
+
+//Check for user system permission (shutdown/restart)
+bool LOS::userHasShutdownAccess(){
+  return QProcess::startDetached("dbus-send --system --print-reply=literal \
+  --type=method_call --dest=org.freedesktop.login1 \
+  /org/freedesktop/login1 org.freedesktop.login1.Manager.CanPowerOff");
+}
+
+//Check for whether the system is safe to power off (no updates being perfomed)
+bool LOS::systemPerformingUpdates(){
+  return false; //Not implemented yet
+}
+
+//System Shutdown
+void LOS::systemShutdown(){ //start poweroff sequence
+  QProcess::startDetached("dbus-send --system --print-reply \
+  --dest=org.freedesktop.login1 /org/freedesktop/login1 \
+  org.freedesktop.login1.Manager.PowerOff boolean:true");
+}
+
+//System Restart
+void LOS::systemRestart(){ //start reboot sequence
+  QProcess::startDetached("dbus-send --system --print-reply \
+  --dest=org.freedesktop.login1 /org/freedesktop/login1 \
+  org.freedesktop.login1.Manager.Reboot boolean:true");
+}
+
+//Check for suspend support
+bool LOS::systemCanSuspend(){
+  return QProcess::startDetached("dbus-send --system --print-reply=literal \
+  --type=method_call --dest=org.freedesktop.login1 \
+  /org/freedesktop/login1 org.freedesktop.login1.Manager.CanSuspend");
+}
+
+//Put the system into the suspend state
+void LOS::systemSuspend(){
+  QProcess::startDetached("dbus-send --system --print-reply \
+  --dest=org.freedesktop.login1 /org/freedesktop/login1 \
+  org.freedesktop.login1.Manager.Suspend boolean:true");
+}
+
+//Battery Availability
+bool LOS::hasBattery(){
+  QString my_status = LUtils::getCmdOutput("acpi -b").join("");
+  bool no_battery = my_status.contains("No support");
+  if (no_battery) return false;
+  return true;
+}
+
+//Battery Charge Level
+int LOS::batteryCharge(){ //Returns: percent charge (0-100), anything outside that range is counted as an error
+  QString my_status = LUtils::getCmdOutput("acpi -b").join("");
+  int my_start = my_status.indexOf("%");
+  // get the number right before the % sign
+  int my_end = my_start;
+  my_start--;
+  while ( (my_status[my_start] != ' ') && (my_start > 0) )
+      my_start--;
+  my_start++;
+  int my_charge = my_status.mid(my_start, my_end - my_start).toInt();
+  if ( (my_charge < 0) || (my_charge > 100) ) return -1;
+  return my_charge;
+}
+
+//Battery Charging State
+// Many possible values are returned if the laptop is plugged in
+// these include "Unknown, Full and No support.
+// However, it seems just one status is returned when running
+// on battery and that is "Discharging". So if the value we get
+// is NOT Discharging then we assume the battery is charging.
+bool LOS::batteryIsCharging(){
+  QString my_status = LUtils::getCmdOutput("acpi -b").join("");
+  bool discharging = my_status.contains("Discharging");
+  if (discharging) return false;
+  return true;
+}
+
+//Battery Time Remaining
+int LOS::batterySecondsLeft(){ //Returns: estimated number of seconds remaining
+  return 0; //not implemented yet for Linux
+}
+
+//File Checksums
+QStringList LOS::Checksums(QStringList filepaths){ //Return: checksum of the input file
+  QStringList info = LUtils::getCmdOutput("md5sum \""+filepaths.join("\" \"")+"\"");
+  for(int i=0; i<info.length(); i++){
+    // first: md5sum: = error ; second: there's always one empty entry generated by getCmdOutput
+    if( info[i].startsWith("md5sum:") || info[i].isEmpty()){ info.removeAt(i); i--; }
+    else{
+      //Strip out the extra information
+      info[i] = info[i].section(" ",0,0);
+    }
+  }
+ return info;
+}
+
+//file system capacity
+QString LOS::FileSystemCapacity(QString dir) { //Return: percentage capacity as give by the df command
+  QStringList mountInfo = LUtils::getCmdOutput("df -h \"" + dir + "\"");
+  QString::SectionFlag skipEmpty = QString::SectionSkipEmpty;
+  //output: 200G of 400G available on /mount/point
+  QString capacity = mountInfo[1].section(" ",3,3, skipEmpty) + " of " + mountInfo[1].section(" ",1,1, skipEmpty) + " available on " +  mountInfo[1].section(" ",5,5, skipEmpty);
+  return capacity;
+}
+
+QStringList LOS::CPUTemperatures(){ //Returns: List containing the temperature of any CPU's ("50C" for example)
+  QStringList temp = LUtils::getCmdOutput("acpi -t").filter("degrees");
+  for(int i=0; i<temp.length(); i++){
+    if(temp[i].startsWith("Thermal")){
+      temp[i] = temp[i].section(" ", 4, 6);
+    }else{
+      temp.removeAt(i); i--;
+    }
+  }
+  if(temp.isEmpty()) {
+    temp << "Not available";
+  }
+  return temp;
+}
+
+int LOS::CPUUsagePercent(){ //Returns: Overall percentage of the amount of CPU cycles in use (-1 for errors)
+  QStringList info = LUtils::getCmdOutput("top -bn1").filter("Cpu(s)");
+  if(info.isEmpty()){ return -1; }
+  QString idle = info.first().section(" ", 7, 7, QString::SectionSkipEmpty);
+  if(idle.isEmpty()){ return -1; }
+  else{
+    return (100 - idle.toDouble());
+  }
+}
+
+int LOS::MemoryUsagePercent(){
+  QStringList mem = LUtils::getCmdOutput("top -bn1").filter("Mem :");
+  if(mem.isEmpty()){ return -1; }
+  double fB = 0; //Free Bytes
+  double uB = 0; //Used Bytes
+  fB = mem.first().section(" ", 5, 5, QString::SectionSkipEmpty).toDouble();
+  uB = mem.first().section(" ", 7, 7, QString::SectionSkipEmpty).toDouble();
+  double per = (uB/(fB+uB)) * 100.0;
+  return qRound(per);
+}
+
+QStringList LOS::DiskUsage(){ //Returns: List of current read/write stats for each device
+  QStringList info = LUtils::getCmdOutput("iostat -dx -N");
+  if(info.length()<3){ return QStringList(); } //nothing from command
+  QStringList labs = info[1].split(" ",QString::SkipEmptyParts);
+  QStringList out;
+  QString fmt = "%1: %2 %3";
+  for(int i=2; i<info.length(); i++){ //skip the first two lines, just labels
+    info[i].replace("\t"," ");
+    if(info[i].startsWith("Device:")){ labs = info[i].split(" ", QString::SkipEmptyParts); }//the labels for each column
+    else{
+      QStringList data = info[i].split(" ",QString::SkipEmptyParts); //data[0] is always the device
+      if(data.length()>2 && labs.length()>2){
+        out << fmt.arg(data[0], data[3]+" "+labs[3], data[4]+" "+labs[4]);
+      }
+    }
+  }
+
+  return out;
+}
+#endif