Files
gnome-shell-extension-freon/extension.js
2012-12-29 11:57:54 +01:00

344 lines
12 KiB
JavaScript

const St = imports.gi.St;
const Lang = imports.lang;
const PanelMenu = imports.ui.panelMenu;
const PopupMenu = imports.ui.popupMenu;
const Main = imports.ui.main;
const GLib = imports.gi.GLib;
const Util = imports.misc.util;
const Mainloop = imports.mainloop;
function CpuTemperature() {
this._init.apply(this, arguments);
}
CpuTemperature.prototype = {
__proto__: PanelMenu.SystemStatusButton.prototype,
_init: function(){
PanelMenu.SystemStatusButton.prototype._init.call(this, 'temperature');
this.statusLabel = new St.Label({
text: "--",
style_class: "temperature-label"
});
// destroy all previously created children, and add our statusLabel
this.actor.get_children().forEach(function(c) {
c.destroy()
});
this.actor.add_actor(this.statusLabel);
this.sensorsPath = this._detectSensors();
this.hddtempPath = this._detectHDDTemp();
this.hddtempDaemonPort = this._detectHDDTempDaemon();
this.command=["xdg-open", "http://github.com/xtranophilist/gnome-shell-extension-cpu-temperature/issues/"];
if(this.sensorsPath){
this.title='Error';
this.content='Run sensors-detect as root. If it doesn\'t help, click here to report with your sensors output!';
}
else{
this.title='Warning';
this.content='Please install lm_sensors. If it doesn\'t help, click here to report with your sensors output!';
}
this._update_temp();
//update every 15 seconds
event = GLib.timeout_add_seconds(0, 15, Lang.bind(this, function () {
this._update_temp();
return true;
}));
},
_detectSensors: function(){
//detect if sensors is installed
let ret = GLib.spawn_command_line_sync("which sensors");
if ( (ret[0]) && (ret[3] == 0) ) {//if yes
return ret[1].toString().split("\n", 1)[0];//find the path of sensors
}
return null;
},
_detectHDDTemp: function(){
//detect if hddtemp is installed
let hddtempPath = null;
let ret = GLib.spawn_command_line_sync("which hddtemp");
if ( (ret[0]) && (ret[3] == 0) ) {//if yes
hddtempPath =ret[1].toString().split("\n", 1)[0];
// for any reason it is not possible to run hddtemp directly.
if(GLib.spawn_command_line_sync(hddtempPath)[3])
hddtempPath = null;
}
return hddtempPath;
},
_detectHDDTempDaemon: function(){
//detect if hddtemp is running as daemon
let hddtempDaemonPort = null;
let ret = GLib.spawn_command_line_sync("pidof hddtemp");
if(ret[1]) {
let cmdline = GLib.spawn_command_line_sync("ps --pid=" + ret[1] + " -o args=");
//get listening TCP port
hddtempDaemonPort = cmdline[1].toString().split("-p ")[1].split(" ")[0];
}
return hddtempDaemonPort;
},
_update_temp: function() {
let items = new Array();
let tempInfo=null;
if (this.sensorsPath){
let sensors_output = GLib.spawn_command_line_sync(this.sensorsPath);//get the output of the sensors command
if(sensors_output[0]) tempInfo = this._findTemperatureFromSensorsOutput(sensors_output[1].toString());//get temperature from sensors
if (tempInfo){
var s=0, n=0;//sum and count
for (let sensor in tempInfo){
s+=tempInfo[sensor]['temp'];
n++;
items.push(tempInfo[sensor]['label']+': '+this._formatTemp(tempInfo[sensor]['temp']));
}
if (n!=0){//if temperature is detected
this.title=this._formatTemp(s/n);//set title as average
}
}
}
if (this.hddtempPath){
let hddtemp_output = GLib.spawn_command_line_sync(this.hddtempPath);//get the output of the hddtemp command
if(hddtemp_output[0]) tempInfo = this._findTemperatureFromHDDTempOutput(hddtemp_output[1].toString());//get temperature from hddtemp
if(tempInfo){
for (let sensor in tempInfo){
items.push('Disk ' + tempInfo[sensor]['label']+': '+this._formatTemp(tempInfo[sensor]['temp']));
}
}
}
else if (this.hddtempDaemonPort) { //Try hddtemp daemon
let hddtemp_output = GLib.spawn_command_line_sync("nc localhost " + this.hddtempDaemonPort); //query hddtemp daemon on loopback interface
if(hddtemp_output[0]) tempInfo = this._findTemperatureFromHDDTempDaemon(hddtemp_output[1].toString());//get temperature from hddtemp
if(tempInfo){
for (let sensor in tempInfo){
items.push('Disk ' + tempInfo[sensor]['label']+': '+this._formatTemp(tempInfo[sensor]['temp']));
}
}
}
//if we don't have the temperature yet, use some known files
if(!tempInfo){
tempInfo = this._findTemperatureFromFiles();
if(tempInfo.temp){
this.title=this._formatTemp(tempInfo.temp);
items.push('Current Temperature : '+this._formatTemp(tempInfo.temp));
if (tempInfo.crit)
items.push('Critical Temperature : '+this._formatTemp(tempInfo.crit));
}
}
this.statusLabel.set_text(this.title);
this.menu.box.get_children().forEach(function(c) {
c.destroy()
});
let section = new PopupMenu.PopupMenuSection("Temperature");
if (items.length>0){
let item;
for each (let itemText in items){
item = new PopupMenu.PopupMenuItem("");
item.addActor(new St.Label({
text:itemText,
style_class: "sm-label"
}));
section.addMenuItem(item);
}
}else{
let command=this.command;
let item = new PopupMenu.PopupMenuItem("");
item.addActor(new St.Label({
text:this.content,
style_class: "sm-label"
}));
item.connect('activate',function() {
Util.spawn(command);
});
section.addMenuItem(item);
}
this.menu.addMenuItem(section);
},
_findTemperatureFromFiles: function(){
let info = new Array();
let temp_files = [
//hwmon for new 2.6.39, 3.x linux kernels
'/sys/class/hwmon/hwmon0/temp1_input',
'/sys/devices/platform/coretemp.0/temp1_input',
'/sys/bus/acpi/devices/LNXTHERM\:00/thermal_zone/temp',
'/sys/devices/virtual/thermal/thermal_zone0/temp',
'/sys/bus/acpi/drivers/ATK0110/ATK0110:00/hwmon/hwmon0/temp1_input',
//old kernels with proc fs
'/proc/acpi/thermal_zone/THM0/temperature',
'/proc/acpi/thermal_zone/THRM/temperature',
'/proc/acpi/thermal_zone/THR0/temperature',
'/proc/acpi/thermal_zone/TZ0/temperature',
//Debian Sid/Experimental on AMD-64
'/sys/class/hwmon/hwmon0/device/temp1_input'];
for each (let file in temp_files){
if(GLib.file_test(file,1<<4)){
//let f = Gio.file_new_for_path(file);
//f.read_async(0, null, function(source, result) {debug(source.read_finish(result).read())});
let temperature = GLib.file_get_contents(file);
if(temperature[0]) {
info['temp']= parseInt(temperature[1])/1000;
}
}
break;
}
let crit_files = ['/sys/devices/platform/coretemp.0/temp1_crit',
'/sys/bus/acpi/drivers/ATK0110/ATK0110:00/hwmon/hwmon0/temp1_crit',
//hwmon for new 2.6.39, 3.0 linux kernels
'/sys/class/hwmon/hwmon0/temp1_crit',
//Debian Sid/Experimental on AMD-64
'/sys/class/hwmon/hwmon0/device/temp1_crit'];
for each (let file in crit_files){
if(GLib.file_test(file,1<<4)){
let temperature = GLib.file_get_contents(file);
if(temperature[0]) {
info['crit']= parseInt(temperature[1])/1000;
}
}
}
return info;
},
_findTemperatureFromSensorsOutput: function(txt){
let sensors_output=txt.split("\n");
let feature_label=undefined;
let feature_value=undefined;
let s= new Array();
let n=0,c=0;
let f;
//iterate through each lines
for(let i = 0; i < sensors_output.length; i++) {
// ignore chipset driver name and 'Adapter:' line for now
i+=2;
// get every feature of the chip
while(sensors_output[i]){
// if it is not a continutation of a feature line
if(sensors_output[i].indexOf(' ') != 0){
let feature = this._parseSensorsTemperatureLine(feature_label, feature_value);
if (feature) {
s[n++] = feature;
feature = undefined;
}
[feature_label, feature_value]=sensors_output[i].split(':');
}
else{
feature_value += sensors_output[i];
}
i++;
}
}
let feature = this._parseSensorsTemperatureLine(feature_label, feature_value);
if (feature) {
s[n++] = feature;
feature = undefined;
}
return s;
},
_parseSensorsTemperatureLine: function(label, value) {
let s = undefined;
if(label != undefined && value != undefined) {
let curValue = value.trim().split(' ')[0];
// does the current value look like a temperature unit (°C)?
if(curValue.indexOf("C", curValue.length - "C".length) !== -1){
s = new Array();
s['label'] = label.trim();
s['temp'] = parseFloat(curValue.split(' ')[0]);
s['high'] = this._getHigh(value);
s['crit'] = this._getCrit(value);
s['hyst'] = this._getHyst(value);
}
}
return s;
},
_findTemperatureFromHDDTempOutput: function(txt){
let hddtemp_output=txt.split("\n");
let s= new Array();
let n=0;
for(let i = 0; i < hddtemp_output.length; i++)
{
if(hddtemp_output[i]){
s[++n] = new Array();
s[n]['label'] = hddtemp_output[i].split(': ')[0].split('/');
s[n]['label'] = s[n]['label'][s[n]['label'].length - 1];
s[n]['temp'] = parseFloat(hddtemp_output[i].split(': ')[2]);
}
}
return s;
},
_findTemperatureFromHDDTempDaemon: function(txt){
let hddtemp_output=txt.split("\n");
let s= new Array();
let n=0;
for(let i = 0; i < hddtemp_output.length; i++)
{
if(hddtemp_output[i]){
s[++n] = new Array();
s[n]['label'] = hddtemp_output[i].split('|')[1].split('/');
s[n]['label'] = s[n]['label'][s[n]['label'].length - 1];
s[n]['temp'] = parseFloat(hddtemp_output[i].split('|')[3]);
}
}
return s;
},
_getHigh: function(t){
let r;
return (r=/high=\+(\d{1,3}.\d)/.exec(t))?parseFloat(r[1]):null;
},
_getCrit: function(t){
let r;
return (r=/crit=\+(\d{1,3}.\d)/.exec(t))?parseFloat(r[1]):null;
},
_getHyst: function(t){
let r;
return (r=/hyst=\+(\d{1,3}.\d)/.exec(t))?parseFloat(r[1]):null;
},
_toFahrenheit: function(c){
return ((9/5)*c+32).toFixed(1);
},
_formatTemp: function(t) {
//uncomment the next line to display temperature in Fahrenheit
//return (Math.round(this._toFahrenheit(t))).toString()+"\u00b0F";
return (Math.round(t)).toString()+"\u00b0C";
}
}
//for debugging
function debug(a){
global.log(a);
Util.spawn(['echo',a]);
}
function init() {
//do nothing
}
let indicator;
let event=null;
function enable() {
indicator = new CpuTemperature();
Main.panel.addToStatusArea('temperature', indicator);
}
function disable() {
indicator.destroy();
Mainloop.source_remove(event);
indicator = null;
}