text: Ext.ns('PVE');
  
  // avoid errors when running without development tools
  if (!Ext.isDefined(Ext.global.console)) {   
      var console = { 
  	dir: function() {}, 
  	log: function() {} 
      };
  }
  console.log("Starting PVE Manager"); 
  
  Ext.Ajax.defaultHeaders = {
      'Accept': 'application/json'
  };
  
  Ext.Ajax.on('beforerequest', function(conn, options) {
      if (PVE.CSRFPreventionToken) {
  	if (!options.headers) { 
  	    options.headers = {};
  	}
  	options.headers.CSRFPreventionToken = PVE.CSRFPreventionToken;
      }
  });
  
  var IPV4_OCTET = "(?:25[0-5]|(?:[1-9]|1[0-9]|2[0-4])?[0-9])";
  var IPV4_REGEXP = "(?:(?:" + IPV4_OCTET + "\\.){3}" + IPV4_OCTET + ")";
  var IPV6_H16 = "(?:[0-9a-fA-F]{1,4})";
  var IPV6_LS32 = "(?:(?:" + IPV6_H16 + ":" + IPV6_H16 + ")|" + IPV4_REGEXP + ")";
  
  
  var IP4_match = new RegExp("^(?:" + IPV4_REGEXP + ")$");
  
  var IPV6_REGEXP = "(?:" +
      "(?:(?:"                                                  + "(?:" + IPV6_H16 + ":){6})" + IPV6_LS32 + ")|" +
      "(?:(?:"                                         +   "::" + "(?:" + IPV6_H16 + ":){5})" + IPV6_LS32 + ")|" +
      "(?:(?:(?:"                           + IPV6_H16 + ")?::" + "(?:" + IPV6_H16 + ":){4})" + IPV6_LS32 + ")|" +
      "(?:(?:(?:(?:" + IPV6_H16 + ":){0,1}" + IPV6_H16 + ")?::" + "(?:" + IPV6_H16 + ":){3})" + IPV6_LS32 + ")|" +
      "(?:(?:(?:(?:" + IPV6_H16 + ":){0,2}" + IPV6_H16 + ")?::" + "(?:" + IPV6_H16 + ":){2})" + IPV6_LS32 + ")|" +
      "(?:(?:(?:(?:" + IPV6_H16 + ":){0,3}" + IPV6_H16 + ")?::" + "(?:" + IPV6_H16 + ":){1})" + IPV6_LS32 + ")|" +
      "(?:(?:(?:(?:" + IPV6_H16 + ":){0,4}" + IPV6_H16 + ")?::" +                         ")" + IPV6_LS32 + ")|" +
      "(?:(?:(?:(?:" + IPV6_H16 + ":){0,5}" + IPV6_H16 + ")?::" +                         ")" + IPV6_H16  + ")|" +
      "(?:(?:(?:(?:" + IPV6_H16 + ":){0,7}" + IPV6_H16 + ")?::" +                         ")"             + ")"  +
      ")";
  
  var IP64_match = new RegExp("^(?:" + IPV6_REGEXP + "|" + IPV4_REGEXP + ")$");
  
  Ext.define('PVE.Utils', { statics: {
  
      // this class only contains static functions
  
      toolkit: undefined, // (extjs|touch), set inside Toolkit.js 
  
      log_severity_hash: {
  	0: "panic",
  	1: "alert",
  	2: "critical",
  	3: "error",
  	4: "warning",
  	5: "notice",
  	6: "info",
  	7: "debug"
      },
  
      support_level_hash: {
  	'c': gettext('Community'),
  	'b': gettext('Basic'),
  	's': gettext('Standard'),
  	'p': gettext('Premium')
      },
  
      noSubKeyHtml: 'You do not have a valid subscription for this server. Please visit <a target="_blank" href="http://www.proxmox.com/products/proxmox-ve/subscription-service-plans">www.proxmox.com</a> to get a list of available options.',
  
      kvm_ostypes: {
  	other: gettext('Other OS types'),
  	wxp: 'Microsoft Windows XP/2003',
  	w2k: 'Microsoft Windows 2000',
  	w2k8: 'Microsoft Windows Vista/2008',
  	win7: 'Microsoft Windows 7/2008r2',
  	win8: 'Microsoft Windows 8/2012',
  	l24: 'Linux 2.4 Kernel',
  	l26: 'Linux 3.X/2.6 Kernel',
  	solaris: 'Solaris Kernel'
      },
  
      render_kvm_ostype: function (value) {
  	if (!value) {
  	    return gettext('Other OS types');
  	}
  	var text = PVE.Utils.kvm_ostypes[value];
  	if (text) {
  	    return text + ' (' + value + ')';
  	}
  	return value;
      },
  
      network_iface_types: {
  	eth: gettext("Network Device"),
  	bridge: 'Linux Bridge',
  	bond: 'Linux Bond',
  	OVSBridge: 'OVS Bridge',
  	OVSBond: 'OVS Bond',
  	OVSPort: 'OVS Port',
  	OVSIntPort: 'OVS IntPort'
      },
  
      render_network_iface_type: function(value) {
  	return PVE.Utils.network_iface_types[value] || 
  	    PVE.Utils.unknownText;
      },
  
      render_scsihw: function(value) {
  	if (!value) {
  	    return PVE.Utils.defaultText + ' (LSI 53C895A)';
  	} else if (value === 'lsi') {
  	    return 'LSI 53C895A';
  	} else if (value === 'lsi53c810') {
  	    return 'LSI 53C810';
  	} else if (value === 'megasas') {
  	    return 'MegaRAID SAS 8708EM2';
  	} else if (value === 'virtio-scsi-pci') {
  	    return 'VIRTIO';
  	} else if (value === 'pvscsi') {
  	    return 'VMware PVSCSI';
  	} else {
  	    return value;
  	}
      },
  
      // fixme: auto-generate this
      // for now, please keep in sync with PVE::Tools::kvmkeymaps
      kvm_keymaps: {
  	//ar: 'Arabic',
  	da: 'Danish',
  	de: 'German', 
  	'de-ch': 'German (Swiss)', 
  	'en-gb': 'English (UK)', 
  	'en-us': 'English (USA',
  	es: 'Spanish',
  	//et: 'Estonia',
  	fi: 'Finnish',
  	//fo: 'Faroe Islands', 
  	fr: 'French', 
  	'fr-be': 'French (Belgium)', 
  	'fr-ca': 'French (Canada)',
  	'fr-ch': 'French (Swiss)',
  	//hr: 'Croatia',
  	hu: 'Hungarian',
  	is: 'Icelandic',
  	it: 'Italian', 
  	ja: 'Japanese',
  	lt: 'Lithuanian',
  	//lv: 'Latvian',
  	mk: 'Macedonian', 
  	nl: 'Dutch',
  	//'nl-be': 'Dutch (Belgium)',
  	no: 'Norwegian', 
  	pl: 'Polish',
  	pt: 'Portuguese',
  	'pt-br': 'Portuguese (Brazil)',
  	//ru: 'Russian',
  	sl: 'Slovenian',
  	sv: 'Swedish',
  	//th: 'Thai',
  	tr: 'Turkish'
      },
  
      kvm_vga_drivers: {
  	std: gettext('Standard VGA'),
  	vmware: gettext('VMWare compatible'),
  	cirrus: 'Cirrus Logic GD5446',
  	qxl: 'SPICE',
  	qxl2: 'SPICE dual monitor',
  	qxl3: 'SPICE three monitors',
  	qxl4: 'SPICE four monitors',
  	serial0: gettext('Serial terminal') + ' 0',
  	serial1: gettext('Serial terminal') + ' 1',
  	serial2: gettext('Serial terminal') + ' 2',
  	serial3: gettext('Serial terminal') + ' 3'
      },
  
      render_kvm_language: function (value) {
  	if (!value) {
  	    return PVE.Utils.defaultText;
  	}
  	var text = PVE.Utils.kvm_keymaps[value];
  	if (text) {
  	    return text + ' (' + value + ')';
  	}
  	return value;
      },
  
      kvm_keymap_array: function() {
  	var data = [['', PVE.Utils.render_kvm_language('')]];
  	Ext.Object.each(PVE.Utils.kvm_keymaps, function(key, value) {
  	    data.push([key, PVE.Utils.render_kvm_language(value)]);
  	});
  
  	return data;
      },
  
      render_console_viewer: function(value) {
  	if (!value) {
  	    return PVE.Utils.defaultText + ' (HTML5)';
  	} else if (value === 'applet') {
  	    return 'Java VNC Applet';
  	} else if (value === 'vv') {
  	    return  'SPICE (remote-viewer)';
  	} else if (value === 'html5') {
  	    return  'HTML5 (noVNC)';
  	} else {
  	    return value;
  	}
      },
  
      language_map: {
  	zh_CN: 'Chinese',
  	ca: 'Catalan',
  	da: 'Danish',
  	en: 'English',
  	eu: 'Euskera (Basque)',
  	fr: 'French',
  	de: 'German',
  	it: 'Italian',
  	ja: 'Japanese',
  	nb: 'Norwegian (Bokmal)',
  	nn: 'Norwegian (Nynorsk)',
  	fa: 'Persian (Farsi)',
  	pl: 'Polish',
  	pt_BR: 'Portuguese (Brazil)',
  	ru: 'Russian',
  	sl: 'Slovenian',
  	es: 'Spanish',
  	sv: 'Swedish',
  	tr: 'Turkish'
      },
  
      render_language: function (value) {
  	if (!value) {
  	    return PVE.Utils.defaultText + ' (English)';
  	}
  	var text = PVE.Utils.language_map[value];
  	if (text) {
  	    return text + ' (' + value + ')';
  	}
  	return value;
      },
  
      language_array: function() {
  	var data = [['', PVE.Utils.render_language('')]];
  	Ext.Object.each(PVE.Utils.language_map, function(key, value) {
  	    data.push([key, PVE.Utils.render_language(value)]);
  	});
  
  	return data;
      },
  
      render_kvm_vga_driver: function (value) {
  	if (!value) {
  	    return PVE.Utils.defaultText;
  	}
  	var text = PVE.Utils.kvm_vga_drivers[value];
  	if (text) { 
  	    return text + ' (' + value + ')';
  	}
  	return value;
      },
  
      kvm_vga_driver_array: function() {
  	var data = [['', PVE.Utils.render_kvm_vga_driver('')]];
  	Ext.Object.each(PVE.Utils.kvm_vga_drivers, function(key, value) {
  	    data.push([key, PVE.Utils.render_kvm_vga_driver(value)]);
  	});
  
  	return data;
      },
  
      render_kvm_startup: function(value) {
  	var startup = PVE.Parser.parseStartup(value);
  
  	var res = 'order=';
  	if (startup.order === undefined) {
  	    res += 'any';
  	} else {
  	    res += startup.order;
  	}
  	if (startup.up !== undefined) {
  	    res += ',up=' + startup.up;
  	}
  	if (startup.down !== undefined) {
  	    res += ',down=' + startup.down;
  	}
  
  	return res;
      },
  
      authOK: function() {
  	return Ext.util.Cookies.get('PVEAuthCookie');
      },
  
      authClear: function() {
  	Ext.util.Cookies.clear("PVEAuthCookie");
      },
  
      // fixme: remove - not needed?
      gridLineHeigh: function() {
  	return 21;
  	
  	//if (Ext.isGecko)
  	//return 23;
  	//return 21;
      },
  
      extractRequestError: function(result, verbose) {
  	var msg = gettext('Successful');
  
  	if (!result.success) {
  	    msg = gettext("Unknown error");
  	    if (result.message) {
  		msg = result.message;
  		if (result.status) {
  		    msg += ' (' + result.status + ')';
  		}
  	    }
  	    if (verbose && Ext.isObject(result.errors)) {
  		msg += "<br>";
  		Ext.Object.each(result.errors, function(prop, desc) {
  		    msg += "<br><b>" + Ext.htmlEncode(prop) + "</b>: " + 
  			Ext.htmlEncode(desc);
  		});
  	    }	
  	}
  
  	return msg;
      },
  
      extractFormActionError: function(action) {
  	var msg;
  	switch (action.failureType) {
  	case Ext.form.action.Action.CLIENT_INVALID:
  	    msg = gettext('Form fields may not be submitted with invalid values');
  	    break;
  	case Ext.form.action.Action.CONNECT_FAILURE:
  	    msg = gettext('Connection error');
  	    var resp = action.response;
  	    if (resp.status && resp.statusText) {
  		msg += " " + resp.status + ": " + resp.statusText;
  	    }
  	    break;
  	case Ext.form.action.Action.LOAD_FAILURE:
  	case Ext.form.action.Action.SERVER_INVALID:
  	    msg = PVE.Utils.extractRequestError(action.result, true);
  	    break;
  	}
  	return msg;
      },
  
      // Ext.Ajax.request
      API2Request: function(reqOpts) {
  
  	var newopts = Ext.apply({
  	    waitMsg: gettext('Please wait...')
  	}, reqOpts);
  
  	if (!newopts.url.match(/^\/api2/)) {
  	    newopts.url = '/api2/extjs' + newopts.url;
  	}
  	delete newopts.callback;
  
  	var createWrapper = function(successFn, callbackFn, failureFn) {
  	    Ext.apply(newopts, {
  		success: function(response, options) {
  		    if (options.waitMsgTarget) {
  			if (PVE.Utils.toolkit === 'touch') {
  			    options.waitMsgTarget.setMasked(false);
  			} else {
  			    options.waitMsgTarget.setLoading(false);
  			}
  		    }
  		    var result = Ext.decode(response.responseText);
  		    response.result = result;
  		    if (!result.success) {
  			response.htmlStatus = PVE.Utils.extractRequestError(result, true);
  			Ext.callback(callbackFn, options.scope, [options, false, response]);
  			Ext.callback(failureFn, options.scope, [response, options]);
  			return;
  		    }
  		    Ext.callback(callbackFn, options.scope, [options, true, response]);
  		    Ext.callback(successFn, options.scope, [response, options]);
  		},
  		failure: function(response, options) {
  		    if (options.waitMsgTarget) {
  			if (PVE.Utils.toolkit === 'touch') {
  			    options.waitMsgTarget.setMasked(false);
  			} else {
  			    options.waitMsgTarget.setLoading(false);
  			}
  		    }
  		    response.result = {};
  		    try {
  			response.result = Ext.decode(response.responseText);
  		    } catch(e) {}
  		    var msg = gettext('Connection error') + ' - server offline?';
  		    if (response.aborted) {
  			msg = gettext('Connection error') + ' - aborted.';
  		    } else if (response.timedout) {
  			msg = gettext('Connection error') + ' - Timeout.';
  		    } else if (response.status && response.statusText) {
  			msg = gettext('Connection error') + ' ' + response.status + ': ' + response.statusText;
  		    }
  		    response.htmlStatus = msg;
  		    Ext.callback(callbackFn, options.scope, [options, false, response]);
  		    Ext.callback(failureFn, options.scope, [response, options]);
  		}
  	    });
  	};
  
  	createWrapper(reqOpts.success, reqOpts.callback, reqOpts.failure);
  
  	var target = newopts.waitMsgTarget;
  	if (target) {
  	    if (PVE.Utils.toolkit === 'touch') {
  		target.setMasked({ xtype: 'loadmask', message: newopts.waitMsg} );
  	    } else {
  		// Note: ExtJS bug - this does not work when component is not rendered
  		target.setLoading(newopts.waitMsg);
  	    }
  	}
  	Ext.Ajax.request(newopts);
      },
  
      assemble_field_data: function(values, data) {
          if (Ext.isObject(data)) {
  	    Ext.Object.each(data, function(name, val) {
  		if (values.hasOwnProperty(name)) {
                      var bucket = values[name];
                      if (!Ext.isArray(bucket)) {
                          bucket = values[name] = [bucket];
                      }
                      if (Ext.isArray(val)) {
                          values[name] = bucket.concat(val);
                      } else {
                          bucket.push(val);
                      }
                  } else {
  		    values[name] = val;
                  }
              });
  	}
      },
  
      checked_command: function(orig_cmd) {
      	/*PVE.Utils.API2Request({
      	    url: '/nodes/localhost/subscription',
      	    method: 'GET',
      	    //waitMsgTarget: me,
      	    failure: function(response, opts) {
  	           Ext.Msg.alert(gettext('Error'), response.htmlStatus);
      	    },
      	    success: function(response, opts) {
          		var data = response.result.data;
  
          		if (data.status !== 'Active') {
          		    Ext.Msg.show({
              			title: gettext('No valid subscription'),
              			icon: Ext.Msg.WARNING,
              			msg: PVE.Utils.noSubKeyHtml,
              			buttons: Ext.Msg.OK,
              			callback: function(btn) {
              			    if (btn !== 'ok') {
              				    return;
              			    }
              			    orig_cmd();
              			}
          		    });
          		} else {
          		    orig_cmd();
          		}
      	    }
      	});*/
          orig_cmd();
      },
  
      task_desc_table: {
  	vncproxy: [ 'VM/CT', gettext('Console') ],
  	spiceproxy: [ 'VM/CT', gettext('Console') + ' (Spice)' ],
  	vncshell: [ '', gettext('Shell') ],
  	spiceshell: [ '', gettext('Shell')  + ' (Spice)' ],
  	qmsnapshot: [ 'VM', gettext('Snapshot') ],
  	qmrollback: [ 'VM', gettext('Rollback') ],
  	qmdelsnapshot: [ 'VM', gettext('Delete Snapshot') ],
  	qmcreate: [ 'VM', gettext('Create') ],
  	qmrestore: [ 'VM', gettext('Restore') ],
  	qmdestroy: [ 'VM', gettext('Destroy') ],
  	qmigrate: [ 'VM', gettext('Migrate') ],
  	qmclone: [ 'VM', gettext('Clone') ],
  	qmmove: [ 'VM', gettext('Move disk') ],
  	qmtemplate: [ 'VM', gettext('Convert to template') ],
  	qmstart: [ 'VM', gettext('Start') ],
  	qmstop: [ 'VM', gettext('Stop') ],
  	qmreset: [ 'VM', gettext('Reset') ],
  	qmshutdown: [ 'VM', gettext('Shutdown') ],
  	qmsuspend: [ 'VM', gettext('Suspend') ],
  	qmresume: [ 'VM', gettext('Resume') ],
  	qmconfig: [ 'VM', gettext('Configure') ],
      qmisodownload: [ 'VM', gettext('Download ISO') ],
      qmisoupload: [ 'VM', gettext('Upload ISO') ],
  	vzcreate: ['CT', gettext('Create') ],
  	vzrestore: ['CT', gettext('Restore') ],
  	vzdestroy: ['CT', gettext('Destroy') ],
  	vzreinstall: ['CT', gettext('Reinstall') ],
  	vzmigrate: [ 'CT', gettext('Migrate') ],
  	vzstart: ['CT', gettext('Start') ],
  	vzstop: ['CT', gettext('Stop') ],
  	vzmount: ['CT', gettext('Mount') ],
  	vzumount: ['CT', gettext('Unmount') ],
  	vzshutdown: ['CT', gettext('Shutdown') ],
  	vzsuspend: [ 'CT', gettext('Suspend') ],
  	vzresume: [ 'CT', gettext('Resume') ],
  	vzcompact: [ 'CT', gettext('Compact') ],
      vzcompactall: [ '', gettext('Compact all Containers') ],
  	vzsnapshot: [ 'CT', gettext('Snapshot') ],
  	vzsnapshotswitch: [ 'CT', gettext('Switch Snapshot') ],
  	vzdelsnapshot: [ 'CT', gettext('Delete Snapshot') ],
  	hamigrate: [ 'HA', gettext('Migrate') ],
  	hastart: [ 'HA', gettext('Start') ],
  	hastop: [ 'HA', gettext('Stop') ],
  	srvstart: ['SRV', gettext('Start') ],
  	srvstop: ['SRV', gettext('Stop') ],
  	srvrestart: ['SRV', gettext('Restart') ],
  	srvreload: ['SRV', gettext('Reload') ],
  	cephcreatemon: ['Ceph Monitor', gettext('Create') ],
  	cephdestroymon: ['Ceph Monitor', gettext('Destroy') ],
  	cephcreateosd: ['Ceph OSD', gettext('Create') ],
  	cephdestroyosd: ['Ceph OSD', gettext('Destroy') ],
  	imgcopy: ['', gettext('Copy data') ],
  	imgdel: ['', gettext('Erase data') ],
  	download: ['', gettext('Download') ],
  	vzdump: ['', gettext('Backup') ],
      vzsingledump: ['CT/VM', gettext('Backup')],
  	aptupdate: ['', gettext('Update package database') ],
  	startall: [ '', gettext('Start all VMs and Containers') ],
  	stopall: [ '', gettext('Stop all VMs and Containers') ]
      },
  
      format_task_description: function(type, id) {	
  	var farray = PVE.Utils.task_desc_table[type];
  	if (!farray) {
  	    return type;
  	}
  	var prefix = farray[0];
  	var text = farray[1];
  	if (prefix) {
  	    return prefix + ' ' + id + ' - ' + text; 
  	}
  	return text;
      },
  
      parse_task_upid: function(upid) {
  	var task = {};
  
  	var res = upid.match(/^UPID:(\S+):([0-9A-Fa-f]{8}):([0-9A-Fa-f]{8,9}):([0-9A-Fa-f]{8}):([^:\s]+):([^:\s]*):([^:\s]+):$/);
  	if (!res) {
  	    throw "unable to parse upid '" + upid + "'";
  	}
  	task.node = res[1];
  	task.pid = parseInt(res[2], 16);
  	task.pstart = parseInt(res[3], 16);
  	task.starttime = parseInt(res[4], 16);
  	task.type = res[5];
  	task.id = res[6];
  	task.user = res[7];
  
  	task.desc = PVE.Utils.format_task_description(task.type, task.id);
  
  	return task;
      },
  
      format_size: function(size) {
  	/*jslint confusion: true */
  
  	if (size < 1024) {
  	    return size;
  	}
  
  	var kb = size / 1024;
  
  	if (kb < 1024) {
  	    return kb.toFixed(0) + "KB";
  	}
  
  	var mb = size / (1024*1024);
  
  	if (mb < 1024) {
  	    return mb.toFixed(0) + "MB";
  	}
  
  	var gb = mb / 1024;
  
  	if (gb < 1024) {
  	    return gb.toFixed(2) + "GB";
  	}
  
  	var tb =  gb / 1024;
  
  	return tb.toFixed(2) + "TB";
  
      },
  
      format_html_bar: function(per, text) {
  
  	return "<div class='pve-bar-wrap'>" + text + "<div class='pve-bar-border'>" +
  	    "<div class='pve-bar-inner' style='width:" + per + "%;'></div>" +
  	    "</div></div>";
  	
      },
  
      format_cpu_bar: function(per1, per2, text) {
  
  	return "<div class='pve-bar-border'>" +
  	    "<div class='pve-bar-inner' style='width:" + per1 + "%;'></div>" +
  	    "<div class='pve-bar-inner2' style='width:" + per2 + "%;'></div>" +
  	    "<div class='pve-bar-text'>" + text + "</div>" + 
  	    "</div>";
      },
  
      format_large_bar: function(per, text) {
  
  	if (!text) {
  	    text = per.toFixed(1) + "%";
  	}
  
  	return "<div class='pve-largebar-border'>" +
  	    "<div class='pve-largebar-inner' style='width:" + per + "%;'></div>" +
  	    "<div class='pve-largebar-text'>" + text + "</div>" + 
  	    "</div>";
      },
  
      format_duration_long: function(ut) {
  
  	var days = Math.floor(ut / 86400);
  	ut -= days*86400;
  	var hours = Math.floor(ut / 3600);
  	ut -= hours*3600;
  	var mins = Math.floor(ut / 60);
  	ut -= mins*60;
  
  	var hours_str = '00' + hours.toString();
  	hours_str = hours_str.substr(hours_str.length - 2);
  	var mins_str = "00" + mins.toString();
  	mins_str = mins_str.substr(mins_str.length - 2);
  	var ut_str = "00" + ut.toString();
  	ut_str = ut_str.substr(ut_str.length - 2);
  
  	if (days) {
  	    var ds = days > 1 ? PVE.Utils.daysText : PVE.Utils.dayText;
  	    return days.toString() + ' ' + ds + ' ' + 
  		hours_str + ':' + mins_str + ':' + ut_str;
  	} else {
  	    return hours_str + ':' + mins_str + ':' + ut_str;
  	}
      },
  
      format_duration_short: function(ut) {
  	
  	if (ut < 60) {
  	    return ut.toString() + 's';
  	}
  
  	if (ut < 3600) {
  	    var mins = ut / 60;
  	    return mins.toFixed(0) + 'm';
  	}
  
  	if (ut < 86400) {
  	    var hours = ut / 3600;
  	    return hours.toFixed(0) + 'h';
  	}
  
  	var days = ut / 86400;
  	return days.toFixed(0) + 'd';	
      },
  
      yesText: gettext('Yes'),
      noText: gettext('No'),
      noneText: gettext('none'),
      errorText: gettext('Error'),
      unknownText: gettext('Unknown'),
      defaultText: gettext('Default'),
      daysText: gettext('days'),
      dayText: gettext('day'),
      runningText: gettext('running'),
      stoppedText: gettext('stopped'),
      neverText: gettext('never'),
      totalText: gettext('Total'),
      usedText: gettext('Used'),
      directoryText: gettext('Directory'),
      imagesText: gettext('Disk image'),
      backupFileText: gettext('VZDump backup file'),
      vztmplText: gettext('OpenVZ template'),
      isoImageText: gettext('ISO image'),
      containersText: gettext('OpenVZ Container'),
  
      format_expire: function(date) {
  	if (!date) {
  	    return PVE.Utils.neverText;
  	}
  	return Ext.Date.format(date, "Y-m-d");
      },
  
      format_storage_type: function(value) {
  	if (value === 'dir') {
  	    return PVE.Utils.directoryText;
  	} else if (value === 'nfs') {
  	    return 'NFS';
  	} else if (value === 'glusterfs') {
  	    return 'GlusterFS';
  	} else if (value === 'lvm') {
  	    return 'LVM';
  	} else if (value === 'iscsi') {
  	    return 'iSCSI';
  	} else if (value === 'rbd') {
  	    return 'RBD';
  	} else if (value === 'sheepdog') {
  	    return 'Sheepdog';
  	} else if (value === 'zfs') {
  	    return 'ZFS';
  	} else if (value === 'iscsidirect') {
  	    return 'iSCSIDirect';
  	} else {
  	    return PVE.Utils.unknownText;
  	}
      },
  
      format_boolean_with_default: function(value) {
  	if (Ext.isDefined(value) && value !== '') {
  	    return value ? PVE.Utils.yesText : PVE.Utils.noText;
  	}
  	return PVE.Utils.defaultText;
      },
  
      format_boolean: function(value) {
  	return value ? PVE.Utils.yesText : PVE.Utils.noText;
      },
  
      format_neg_boolean: function(value) {
  	return !value ? PVE.Utils.yesText : PVE.Utils.noText;
      },
  
      format_content_types: function(value) {
  	var cta = [];
  
  	Ext.each(value.split(',').sort(), function(ct) {
  	    if (ct === 'images') {
  		cta.push(PVE.Utils.imagesText);
  	    } else if (ct === 'backup') {
  		cta.push(PVE.Utils.backupFileText);
  	    } else if (ct === 'vztmpl') {
  		cta.push(PVE.Utils.vztmplText);
  	    } else if (ct === 'iso') {
  		cta.push(PVE.Utils.isoImageText);
  	    } else if (ct === 'rootdir') {
  		cta.push(PVE.Utils.containersText);
  	    }
  	});
  
  	return cta.join(', ');
      },
  
      render_storage_content: function(value, metaData, record) {
  	var data = record.data;
  	if (Ext.isNumber(data.channel) &&
  	    Ext.isNumber(data.id) &&
  	    Ext.isNumber(data.lun)) {
  	    return "CH " + 
  		Ext.String.leftPad(data.channel,2, '0') + 
  		" ID " + data.id + " LUN " + data.lun;
  	}
  	return data.volid.replace(/^.*:(.*\/)?/,'');
      },
  
      render_serverity: function (value) {
  	return PVE.Utils.log_severity_hash[value] || value;
      },
  
      render_cpu: function(value, metaData, record, rowIndex, colIndex, store) {
  
  	if (!(record.data.uptime && Ext.isNumeric(value))) {
  	    return '';
  	}
  
  	var maxcpu = record.data.maxcpu || 1;
  
  	if (!Ext.isNumeric(maxcpu) && (maxcpu >= 1)) {
  	    return '';
  	}
  	
  	var per = value * 100;
  
  	return per.toFixed(1) + '% of ' + maxcpu.toString() + (maxcpu > 1 ? 'CPUs' : 'CPU');
      },
  
      render_size: function(value, metaData, record, rowIndex, colIndex, store) {
  	/*jslint confusion: true */
  
  	if (!Ext.isNumeric(value)) {
  	    return '';
  	}
  
  	return PVE.Utils.format_size(value);
      },
  
      render_timestamp: function(value, metaData, record, rowIndex, colIndex, store) {
  	var servertime = new Date(value * 1000);
  	return Ext.Date.format(servertime, 'Y-m-d H:i:s');
      },
  
      render_mem_usage: function(value, metaData, record, rowIndex, colIndex, store) {
  
  	var mem = value;
  	var maxmem = record.data.maxmem;
  	
  	if (!record.data.uptime) {
  	    return '';
  	}
  
  	if (!(Ext.isNumeric(mem) && maxmem)) {
  	    return '';
  	}
  
  	var per = (mem * 100) / maxmem;
  
  	return per.toFixed(1) + '%';
      },
  
      render_disk_usage: function(value, metaData, record, rowIndex, colIndex, store) {
  
  	var disk = value;
  	var maxdisk = record.data.maxdisk;
  
  	if (!(Ext.isNumeric(disk) && maxdisk)) {
  	    return '';
  	}
  
  	var per = (disk * 100) / maxdisk;
  
  	return per.toFixed(1) + '%';
      },
  
      render_resource_type: function(value, metaData, record, rowIndex, colIndex, store) {
  
  	var cls = 'pve-itype-icon-' + value;
  
  	if (record.data.running) {
  	    metaData.tdCls = cls + "-running";
  	} else if (record.data.template) {
  	    metaData.tdCls = cls + "-template";	    
  	} else {
  	    metaData.tdCls = cls;
  	}
  
  	return value;
      },
  
      render_uptime: function(value, metaData, record, rowIndex, colIndex, store) {
  
  	var uptime = value;
  
  	if (uptime === undefined) {
  	    return '';
  	}
  	
  	if (uptime <= 0) {
  	    return '-';
  	}
  
  	return PVE.Utils.format_duration_long(uptime);
      },
  
      render_support_level: function(value, metaData, record) {
  	return PVE.Utils.support_level_hash[value] || '-';
      },
  
      render_upid: function(value, metaData, record) { 
  	var type = record.data.type;
  	var id = record.data.id;
  
  	return PVE.Utils.format_task_description(type, id);
      },
  
      dialog_title: function(subject, create, isAdd) {
  	if (create) {
  	    if (isAdd) {
  		return gettext('Add') + ': ' + subject;
  	    } else {
  		return gettext('Create') + ': ' + subject;
  	    }
  	} else {
  	    return gettext('Edit') + ': ' + subject;
  	}
      },
   
      openDefaultConsoleWindow: function(allowSpice, vmtype, vmid, nodename, vmname) {
  	var dv = PVE.Utils.defaultViewer(allowSpice);
  	PVE.Utils.openConsoleWindow(dv, vmtype, vmid, nodename, vmname);
      },
  
      openConsoleWindow: function(viewer, vmtype, vmid, nodename, vmname) {
  	// kvm, openvz, shell, upgrade
  
  	if (vmid == undefined && (vmtype === 'kvm' || vmtype === 'openvz')) {
  	    throw "missing vmid";
  	}
  
  	if (!nodename) {
  	    throw "no nodename specified";
  	}
  
  	if (viewer === 'applet' || viewer === 'html5') {
  	    PVE.Utils.openVNCViewer(vmtype, vmid, nodename, vmname, viewer === 'html5');
  	} else if (viewer === 'vv') {
  	    var url;
  	    var params = { proxy: window.location.hostname };
  	    if (vmtype === 'kvm') {
  		url = '/nodes/' + nodename + '/qemu/' + vmid.toString() + '/spiceproxy';
  		PVE.Utils.openSpiceViewer(url, params);
  	    } else if (vmtype === 'openvz') {
  		url = '/nodes/' + nodename + '/openvz/' + vmid.toString() + '/spiceproxy';
  		PVE.Utils.openSpiceViewer(url, params);
  	    } else if (vmtype === 'shell') {
  		url = '/nodes/' + nodename + '/spiceshell';
  		PVE.Utils.openSpiceViewer(url, params);
  	    } else if (vmtype === 'upgrade') {
  		url = '/nodes/' + nodename + '/spiceshell';
  		params.upgrade = 1;
  		PVE.Utils.openSpiceViewer(url, params);
  	    }
  	} else {
  	    throw "unknown viewer type";
  	}
      },
  
      defaultViewer: function(allowSpice) {
  	var vncdefault = 'html5';
  	var dv = PVE.VersionInfo.console || vncdefault;
  	if (dv === 'vv' && !allowSpice) {
  	    dv = vncdefault;
  	}
  
  	return dv;
      },
  
      openVNCViewer: function(vmtype, vmid, nodename, vmname, novnc) {
  	var url = Ext.urlEncode({
  	    console: vmtype, // kvm, openvz, upgrade or shell
  	    novnc: novnc ? 1 : 0,
  	    vmid: vmid,
  	    vmname: vmname,
  	    node: nodename
  	});
  	var nw = window.open("?" + url, '_blank', "innerWidth=745,innerheight=427");
  	nw.focus();
      },
  
      openSpiceViewer: function(url, params){
  
  	var downloadWithName = function(uri, name) {
  	    var link = Ext.DomHelper.append(document.body, {
  		tag: 'a',
  		href: uri,
  		css : 'display:none;visibility:hidden;height:0px;'
  	    });
  
  	    // Note: we need to tell android the correct file name extension
  	    // but we do not set 'download' tag for other environments, because
  	    // It can have strange side effects (additional user prompt on firefox)
  	    var andriod = navigator.userAgent.match(/Android/i) ? true : false;
  	    if (andriod) {
  		link.download = name;
  	    }
  
  	    if (link.fireEvent) {
  		link.fireEvent('onclick');
  	    } else {
                  var evt = document.createEvent("MouseEvents");
                  evt.initMouseEvent('click', true, true, window, 1, 0, 0, 0, 0, false, false, false, false, 0, null);
  		link.dispatchEvent(evt);
  	    }
  	};
  
  	PVE.Utils.API2Request({
  	    url: url,
  	    params: params,
  	    method: 'POST',
  	    failure: function(response, opts){
  		Ext.Msg.alert('Error', response.htmlStatus);
  	    },
  	    success: function(response, opts){
  		var raw = "[virt-viewer]\n";
  		Ext.Object.each(response.result.data, function(k, v) {
  		    raw += k + "=" + v + "\n";
  		});
  		var url = 'data:application/x-virt-viewer;charset=UTF-8,' +
  		    encodeURIComponent(raw);
  		    
  		downloadWithName(url, "pve-spice.vv");
  	    }
  	});
      },
  
      // comp.setLoading() is buggy in ExtJS 4.0.7, so we 
      // use el.mask() instead
      setErrorMask: function(comp, msg) {
  	var el = comp.el;
  	if (!el) {
  	    return;
  	}
  	if (!msg) {
  	    el.unmask();
  	} else {
  	    if (msg === true) {
  		el.mask(gettext("Loading..."));
  	    } else {
  		el.mask(msg);
  	    }
  	}
      },
  
      monStoreErrors: function(me, store) {
  	me.mon(store, 'beforeload', function(s, operation, eOpts) {
  	    if (!me.loadCount) {
  		me.loadCount = 0; // make sure it is numeric
  		PVE.Utils.setErrorMask(me, true);
  	    }
  	});
  
  	// only works with 'pve' proxy
  	me.mon(store.proxy, 'afterload', function(proxy, request, success) {
  	    me.loadCount++;
  
  	    if (success) {
  		PVE.Utils.setErrorMask(me, false);
  		return;
  	    }
  
  	    var msg;
  	    var operation = request.operation;
  	    var error = operation.getError();
  	    if (error.statusText) {
  		msg = error.statusText + ' (' + error.status + ')';
  	    } else {
  		msg = gettext('Connection error');
  	    }
  	    PVE.Utils.setErrorMask(me, msg);
  	});
      }
  
  }});
  
  