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netdata_netdata/web/index.js
Costa Tsaousis (ktsaou) 3503751f1f web UI fixes
2015-09-13 13:56:10 +03:00

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var page_is_visible = 1;
var TARGET_THUMB_GRAPH_WIDTH = 500; // thumb charts width will range from 0.5 to 1.5 of that
var MINIMUM_THUMB_GRAPH_WIDTH = 400; // thumb chart will generally try to be wider than that
var TARGET_THUMB_GRAPH_HEIGHT = 180; // the height of the thumb charts
var THUMBS_MAX_TIME_TO_SHOW = 240; // how much time the thumb charts will present?
var THUMBS_POINTS_DIVISOR = 3;
var THUMBS_STACKED_POINTS_DIVISOR = 3;
var GROUPS_MAX_TIME_TO_SHOW = 120; // how much time the group charts will present?
var GROUPS_POINTS_DIVISOR = 2;
var GROUPS_STACKED_POINTS_DIVISOR = 2;
var MAINCHART_MAX_TIME_TO_SHOW = 600; // how much time the main chart will present by default?
var MAINCHART_POINTS_DIVISOR = 5; // how much detailed will the main chart be by default? 1 = finest, higher is faster
var MAINCHART_STACKED_POINTS_DIVISOR = 10; // how much detailed will the main chart be by default? 1 = finest, higher is faster
var MAINCHART_CONTROL_HEIGHT = 75; // how tall the control chart will be
var MAINCHART_CONTROL_DIVISOR = 2; // how much detailed will the control chart be? 1 = finest, higher is faster
var MAINCHART_INITIAL_SELECTOR= 20; // 1/20th of the width, this overrides MAINCHART_MAX_TIME_TO_SHOW
var CHARTS_REFRESH_LOOP = 100; // delay between chart refreshes
var CHARTS_REFRESH_IDLE = 500; // delay between chart refreshes when no chart was ready for refresh the last time
var CHARTS_CHECK_NO_FOCUS = 500; // delay to check for visibility when the page has no focus
var CHARTS_SCROLL_IDLE = 300; // delay to wait after a page scroll
var MODE_THUMBS = 1;
var MODE_MAIN = 2;
var MODE_GROUP_THUMBS = 3;
var mode; // one of the MODE_* values
var mycharts = new Array();
var mainchart;
// html for the main menu
var mainmenu = "";
var categoriesmainmenu = "";
var familiesmainmenu = "";
var chartsmainmenu = "";
// ------------------------------------------------------------------------
// common HTML generation
function thumbChartActions(i, c, nogroup) {
var name = c.name;
if(!nogroup) name = c.family;
var refinfo = "the chart is drawing ";
if(c.group == 1) refinfo += "every single point collected (" + c.update_every + "s each).";
else refinfo += ((c.group_method == "average")?"the average":"the max") + " value for every " + (c.group * c.update_every) + " seconds of data";
var html = "<div class=\"btn-group btn-group\" data-toggle=\"tooltip\" title=\"" + refinfo + "\">"
+ "<button type=\"button\" class=\"btn btn-default\" onclick=\"javascript: return;\"><span class=\"glyphicon glyphicon-info-sign\"></span></button>"
+ "</div>"
+ "<div class=\"btn-group btn-group\"><button type=\"button\" class=\"btn btn-default disabled\"><small>&nbsp;&nbsp; " + name + "</small></button>";
if(!nogroup) {
var ingroup = 0;
var ingroup_detail = 0;
$.each(mycharts, function(i, d) {
if(d.family == c.family) {
ingroup++;
if(d.isdetail) ingroup_detail++;
}
});
var hidden = "";
if(ingroup_detail) hidden = ", including " + ingroup_detail + " charts not shown now";
html += "<button type=\"button\" data-toggle=\"tooltip\" title=\"Show all " + ingroup + " charts in group '" + c.family + "'" + hidden + "\" class=\"btn btn-default\" onclick=\"initGroupGraphs('" + c.family +"');\"><span class=\"glyphicon glyphicon-th-large\"></span></button>";
}
html += "<button type=\"button\" data-toggle=\"tooltip\" title=\"show chart '" + c.name + "' in fullscreen\" class=\"btn btn-default\" onclick=\"initMainChartIndex(" + i +");\"><span class=\"glyphicon glyphicon-resize-full\"></span></button>"
+ "<button type=\"button\" data-toggle=\"tooltip\" title=\"set options for chart '" + c.name + "'\" class=\"btn btn-default disabled\" onclick=\"alert('Not implemented yet!');\"><span class=\"glyphicon glyphicon-cog\"></span></button>"
+ "<button type=\"button\" data-toggle=\"tooltip\" title=\"ignore chart '" + c.name + "'\" class=\"btn btn-default\" onclick=\"disableChart(" + i + ");\"><span class=\"glyphicon glyphicon-trash\"></span></button>"
+ "</div>";
return html;
}
function mylog(txt) {
console.log(txt);
$('#logline').html(txt);
}
function chartssort(a, b) {
if(a.priority == b.priority) {
if(a.name < b.name) return -1;
}
else if(a.priority < b.priority) return -1;
return 1;
}
// ------------------------------------------------------------------------
// MAINGRAPH = fullscreen view of 1 graph
// copy the chart c to mainchart
// switch to main graphs screen
function initMainChart(c) {
if(mainchart) cleanThisChart(mainchart);
mainchart = $.extend(true, {}, c);
mainchart.enabled = true;
mainchart.refreshCount = 0;
mainchart.last_updated = 0;
mainchart.chartOptions.explorer = null;
mainchart.chart = null;
mainchart.chartOptions.width = screenWidth();
mainchart.chartOptions.height = $(window).height() - 150 - MAINCHART_CONTROL_HEIGHT;
if(mainchart.chartOptions.height < 300) mainchart.chartOptions.height = 300;
mainchart.div = 'maingraph';
mainchart.time_to_show = (mainchart.last_entry_t - mainchart.first_entry_t) / MAINCHART_INITIAL_SELECTOR;
if(mainchart.time_to_show < MAINCHART_INITIAL_SELECTOR) mainchart.time_to_show = MAINCHART_INITIAL_SELECTOR;
calculateChartPointsToShow(mainchart, mainchart.chartOptions.isStacked?MAINCHART_STACKED_POINTS_DIVISOR:MAINCHART_POINTS_DIVISOR, mainchart.time_to_show, 0);
// copy it to the hidden chart
mainchart.hiddenchart = $.extend(true, {}, mainchart);
mainchart.hiddenchart.chartOptions.height = MAINCHART_CONTROL_HEIGHT;
mainchart.hiddenchart.div = 'maingraph_control';
mainchart.hiddenchart.non_zero = 0;
// initialize the div
showChartIsLoading(mainchart.div, mainchart.name, mainchart.chartOptions.width, mainchart.chartOptions.height);
document.getElementById(mainchart.hiddenchart.div).innerHTML = "<table><tr><td align=\"center\" width=\"" + mainchart.hiddenchart.chartOptions.width + "\" height=\"" + mainchart.hiddenchart.chartOptions.height + "\" style=\"vertical-align:middle\"><h4><span class=\"label label-default\">Please wait...</span></h4></td></tr></table>";
//showChartIsLoading(mainchart.hiddenchart.div, mainchart.hiddenchart.name, mainchart.hiddenchart.chartOptions.width, mainchart.hiddenchart.chartOptions.height);
// set the radio buttons
setMainChartGroupMethod(mainchart.group_method, 'no-refresh');
setMainChartMax('normal');
$('#group' + mainchart.group).trigger('click');
setMainChartGroup(mainchart.group, 'no-refresh');
switchToMainGraph();
}
function refreshHiddenChart(doNext) {
if(refresh_mode == REFRESH_PAUSED && mainchart.hiddenchart.last_updated != 0) {
if(typeof doNext == "function") doNext();
return;
}
// is it too soon for a refresh?
var now = new Date().getTime();
if((now - mainchart.hiddenchart.last_updated) < (mainchart.hiddenchart.group * mainchart.hiddenchart.update_every * 1000)) {
if(typeof doNext == "function") doNext();
return;
}
if(mainchart.dashboard && mainchart.hiddenchart.refreshCount > 50) {
mainchart.dashboard.clear();
mainchart.control_wrapper.clear();
mainchart.hidden_wrapper.clear();
mainchart.dashboard = null;
mainchart.control_wrapper = null;
mainchart.hidden_wrapper = null;
mainchart.hiddenchart.last_updated = 0;
}
if(!mainchart.dashboard) {
var controlopts = $.extend(true, {}, mainchart.chartOptions, {
lineWidth: 1,
height: mainchart.hiddenchart.chartOptions.height,
chartArea: {'width': '98%'},
hAxis: {'baselineColor': 'none', viewWindowMode: 'maximized'},
vAxis: {'title': null},
});
mainchart.dashboard = new google.visualization.Dashboard(document.getElementById('maingraph_dashboard'));
mainchart.control_wrapper = new google.visualization.ControlWrapper({
controlType: 'ChartRangeFilter',
containerId: 'maingraph_control',
options: {
filterColumnIndex: 0,
ui: {
chartType: mainchart.chartType,
chartOptions: controlopts,
minRangeSize: (MAINCHART_MAX_TIME_TO_SHOW * 1000) / MAINCHART_POINTS_DIVISOR,
}
},
});
mainchart.hidden_wrapper = new google.visualization.ChartWrapper({
chartType: mainchart.chartType,
containerId: 'maingraph_hidden',
options: {
isStacked: mainchart.chartOptions.isStacked,
width: mainchart.hiddenchart.chartOptions.width,
height: mainchart.hiddenchart.chartOptions.height,
//chartArea: {'height': '80%', 'width': '100%'},
//hAxis: {'slantedText': false},
//legend: {'position': 'none'}
},
});
mainchart.hiddenchart.refreshCount = 0;
}
// load the data for the control and the hidden wrappers
// calculate the group and points to show for the control chart
calculateChartPointsToShow(mainchart.hiddenchart, MAINCHART_CONTROL_DIVISOR, 0, -1);
$.ajax({
url: generateChartURL(mainchart.hiddenchart),
dataType:"json",
cache: false
})
.done(function(jsondata) {
if(!jsondata || jsondata.length == 0) return;
mainchart.control_data = new google.visualization.DataTable(jsondata);
if(mainchart.hiddenchart.last_updated == 0) {
google.visualization.events.addListener(mainchart.control_wrapper, 'ready', mainchartControlReadyEvent);
mainchart.dashboard.bind(mainchart.control_wrapper, mainchart.hidden_wrapper);
}
if(refresh_mode != REFRESH_PAUSED) {
mainchart.control_wrapper.setState({range: {
start: new Date((Math.round(new Date().getTime() / 1000) - mainchart.hiddenchart.time_to_show) * 1000),
end: new Date()
}});
}
mainchart.dashboard.draw(mainchart.control_data);
mainchart.hiddenchart.last_updated = new Date().getTime();
mainchart.hiddenchart.refreshCount++;
})
.always(function() {
if(typeof doNext == "function") doNext();
});
}
function mainchartControlReadyEvent() {
google.visualization.events.addListener(mainchart.control_wrapper, 'statechange', mainchartControlStateHandler);
//mylog(mainchart);
}
function mainchartControlStateHandler() {
// setMainChartPlay('pause');
var state = mainchart.control_wrapper.getState();
mainchart.after = Math.round(state.range.start.getTime() / 1000);
mainchart.before = Math.round(state.range.end.getTime() / 1000);
calculateChartPointsToShow(mainchart, mainchart.chartOptions.isStacked?MAINCHART_STACKED_POINTS_DIVISOR:MAINCHART_POINTS_DIVISOR, 0, 0);
//mylog('group = ' + mainchart.group + ', points_to_show = ' + mainchart.points_to_show + ', dt = ' + (mainchart.before - mainchart.after));
$('#group' + mainchart.group).trigger('click');
mainchart.last_updated = 0;
if(refresh_mode != REFRESH_PAUSED) pauseGraphs();
}
function initMainChartIndex(i) {
if(mode == MODE_GROUP_THUMBS)
initMainChart(group_charts[i]);
else if(mode == MODE_THUMBS)
initMainChart(mycharts[i]);
else
initMainChart(mycharts[i]);
}
function initMainChartIndexOfMyCharts(i) {
initMainChart(mycharts[i]);
}
var last_main_chart_max='normal';
function setMainChartMax(m) {
if(!mainchart) return;
if(m == 'toggle') {
if(last_main_chart_max == 'maximized') m = 'normal';
else m = 'maximized';
}
if(m == "maximized") {
mainchart.chartOptions.theme = 'maximized';
//mainchart.chartOptions.axisTitlesPosition = 'in';
//mainchart.chartOptions.legend = {position: 'none'};
mainchart.chartOptions.hAxis.title = null;
mainchart.chartOptions.hAxis.viewWindowMode = 'maximized';
mainchart.chartOptions.vAxis.viewWindowMode = 'maximized';
mainchart.chartOptions.chartArea = {'width': '98%', 'height': '100%'};
}
else {
mainchart.chartOptions.hAxis.title = null;
mainchart.chartOptions.theme = null;
mainchart.chartOptions.hAxis.viewWindowMode = null;
mainchart.chartOptions.vAxis.viewWindowMode = null;
mainchart.chartOptions.chartArea = {'width': '80%', 'height': '90%'};
}
$('.mainchart_max_button').button(m);
last_main_chart_max = m;
mainchart.last_updated = 0;
}
function setMainChartGroup(g, norefresh) {
if(!mainchart) return;
mainchart.group = g;
if(!mainchart.before && !mainchart.after)
calculateChartPointsToShow(mainchart, mainchart.chartOptions.isStacked?MAINCHART_STACKED_POINTS_DIVISOR:MAINCHART_POINTS_DIVISOR, mainchart.time_to_show, mainchart.group);
else
calculateChartPointsToShow(mainchart, mainchart.chartOptions.isStacked?MAINCHART_STACKED_POINTS_DIVISOR:MAINCHART_POINTS_DIVISOR, 0, mainchart.group);
if(!norefresh) {
mainchart.last_updated = 0;
}
}
var last_main_chart_avg = null;
function setMainChartGroupMethod(g, norefresh) {
if(!mainchart) return;
if(g == 'toggle') {
if(last_main_chart_avg == 'max') g = 'average';
else g = 'max';
}
mainchart.group_method = g;
$('.mainchart_avg_button').button(g);
if(!norefresh) {
mainchart.last_updated = 0;
}
last_main_chart_avg = g;
}
function setMainChartPlay(p) {
if(!mainchart) return;
if(p == 'toggle') {
if(refresh_mode != REFRESH_ALWAYS) p = 'play';
else p = 'pause';
}
if(p == 'play') {
//mainchart.chartOptions.explorer = null;
mainchart.after = 0;
mainchart.before = 0;
calculateChartPointsToShow(mainchart, mainchart.chartOptions.isStacked?MAINCHART_STACKED_POINTS_DIVISOR:MAINCHART_POINTS_DIVISOR, mainchart.time_to_show, 0);
$('#group' + mainchart.group).trigger('click');
mainchart.last_updated = 0;
mainchart.hiddenchart.last_updated = 0;
playGraphs();
}
else {
//mainchart.chartOptions.explorer = {
// 'axis': 'horizontal',
// 'maxZoomOut': 1,
//};
//mainchart.last_updated = 0;
//if(!renderChart(mainchart, pauseGraphs))
pauseGraphs();
}
}
// ------------------------------------------------------------------------
// Chart resizing
function screenWidth() {
return (($(window).width() * 0.95) - 50);
}
// calculate the proper width for the thumb charts
function thumbWidth() {
var cwidth = screenWidth();
var items = Math.round(cwidth / TARGET_THUMB_GRAPH_WIDTH);
if(items < 1) items = 1;
if(items > 1 && (cwidth / items) < MINIMUM_THUMB_GRAPH_WIDTH) items--;
return Math.round(cwidth / items) - 1;
}
function groupChartSizes() {
var s = { width: screenWidth() / 2, height: ($(window).height() - 130) / 3 - 10};
if(s.width < MINIMUM_THUMB_GRAPH_WIDTH * 1.5) s.width = screenWidth();
var count = 0;
if(group_charts) $.each(group_charts, function(i, c) {
if(c.enabled) count++;
});
if(count == 0) {
s.width = TARGET_THUMB_GRAPH_WIDTH;
s.height = TARGET_THUMB_GRAPH_HEIGHT;
}
if(count < 4) {
s.width = screenWidth();
s.height = ($(window).height() - 130) / count - 10;
}
else if(count == 4) {
s.height = ($(window).height() - 130) / 2 - 10;
}
if(s.height < TARGET_THUMB_GRAPH_HEIGHT * 1.5)
s.height = TARGET_THUMB_GRAPH_HEIGHT * 1.5;
return s;
}
// resize all charts
// if the thumb charts need resize in their width, reset them
function resizeCharts() {
var width = screenWidth();
if(mainchart) {
mainchart.chartOptions.width = width;
mainchart.chartOptions.height = $(window).height() - 150 - MAINCHART_CONTROL_HEIGHT;
mainchart.last_updated = 0;
mainchart.hidden_wrapper.setOption('width', width);
mainchart.control_wrapper.setOption('ui.chartOptions.width', width);
mainchart.hiddenchart.chartOptions.width = width;
mainchart.hiddenchart.last_updated = 0;
}
width = thumbWidth();
$.each(mycharts, function(i, c) {
if(c.enabled && c.chartOptions.width != width) {
cleanThisChart(c);
c.chartOptions.width = width;
calculateChartPointsToShow(c, c.chartOptions.isStacked?THUMBS_STACKED_POINTS_DIVISOR:THUMBS_POINTS_DIVISOR, THUMBS_MAX_TIME_TO_SHOW, -1);
showChartIsLoading(c.div, c.name, c.chartOptions.width, c.chartOptions.height);
c.last_updated = 0;
}
});
if(group_charts) $.each(group_charts, function(i, c) {
var sizes = groupChartSizes();
if(c.enabled && (c.chartOptions.width != sizes.width || c.chartOptions.height != sizes.height)) {
cleanThisChart(c);
c.chartOptions.width = sizes.width;
c.chartOptions.height = sizes.height;
calculateChartPointsToShow(c, c.chartOptions.isStacked?GROUPS_STACKED_POINTS_DIVISOR:GROUPS_POINTS_DIVISOR, GROUPS_MAX_TIME_TO_SHOW, -1);
showChartIsLoading(c.div, c.name, c.chartOptions.width, c.chartOptions.height);
c.last_updated = 0;
}
});
}
var resize_request = false;
window.onresize = function(event) {
resize_request = true;
};
// ------------------------------------------------------------------------
// Core of the thread refreshing the charts
var REFRESH_PAUSED = 0;
var REFRESH_ALWAYS = 1;
var refresh_mode = REFRESH_PAUSED;
var last_refresh = 0;
function playGraphs() {
if(refresh_mode == REFRESH_ALWAYS) return;
//mylog('PlayGraphs()');
refresh_mode = REFRESH_ALWAYS;
$('.mainchart_play_button').button('play');
// check if the thread died due to a javascript error
var now = new Date().getTime();
if((now - last_refresh) > 5000) {
// it died or never started
//mylog('It seems the refresh thread died. Restarting it.');
chartsRefresh();
}
}
function pauseGraphs() {
if(refresh_mode == REFRESH_PAUSED) return;
//mylog('PauseGraphs()');
refresh_mode = REFRESH_PAUSED;
$('.mainchart_play_button').button('pause');
}
var interval = null;
function checkRefreshThread() {
if(interval == null) {
interval = setInterval(checkRefreshThread, 2000);
return;
}
var now = new Date().getTime();
if(now - last_refresh > 10000) {
mylog('Refresh thread died. Restarting it.');
chartsRefresh();
}
}
// refresh the proper chart
// this is an internal function.
// never call it directly, or new javascript threads will be spawn
var timeout = null;
function chartsRefresh() {
last_refresh = new Date().getTime();
if(!page_is_visible) {
timeout = setTimeout(triggerRefresh, CHARTS_CHECK_NO_FOCUS);
return;
}
if(resize_request) {
resizeCharts();
resize_request = false;
// refresh_mode = REFRESH_ALWAYS;
}
if(last_user_scroll) {
var now = new Date().getTime();
if((now - last_user_scroll) >= CHARTS_SCROLL_IDLE) {
last_user_scroll = 0;
mylog('Scrolling: resuming refresh...');
}
else {
mylog('Scrolling: pausing refresh for ' + (CHARTS_SCROLL_IDLE - (now - last_user_scroll)) + ' ms...');
timeout = setTimeout(triggerRefresh, CHARTS_SCROLL_IDLE - (now - last_user_scroll));
return;
}
}
if(refresh_mode == REFRESH_PAUSED) {
if(mode == MODE_MAIN && mainchart.last_updated == 0) {
mainChartRefresh();
return;
}
}
if(mode == MODE_THUMBS) timeout = setTimeout(thumbChartsRefresh, CHARTS_REFRESH_LOOP);
else if(mode == MODE_GROUP_THUMBS) timeout = setTimeout(groupChartsRefresh, CHARTS_REFRESH_LOOP);
else if(mode == MODE_MAIN) timeout = setTimeout(mainChartRefresh, CHARTS_REFRESH_LOOP);
else timeout = setTimeout(triggerRefresh, CHARTS_REFRESH_IDLE);
}
// callback for refreshing the charts later
// this is an internal function.
// never call it directly, or new javascript threads will be spawn
function triggerRefresh() {
//mylog('triggerRefresh()');
// cleanup has to take place when the charts are not refreshed
// since the refreshing thread is in this function, it means
// nothing is being refreshed.
cleanupCharts();
if(mode == MODE_THUMBS) timeout = setTimeout(chartsRefresh, CHARTS_REFRESH_IDLE);
else if(mode == MODE_GROUP_THUMBS) timeout = setTimeout(chartsRefresh, CHARTS_REFRESH_IDLE);
else if(mode == MODE_MAIN) timeout = setTimeout(chartsRefresh, CHARTS_REFRESH_IDLE);
else timeout = setTimeout(triggerRefresh, CHARTS_REFRESH_IDLE);
}
// refresh the main chart
// make sure we don't loose the refreshing thread
function mainChartRefresh() {
//mylog('mainChartRefresh()');
if(mode != MODE_MAIN || !mainchart) {
triggerRefresh();
return;
}
if(refresh_mode == REFRESH_PAUSED && mainchart.last_updated != 0) {
hiddenChartRefresh();
return;
}
if(!renderChart(mainchart, hiddenChartRefresh))
hiddenChartRefresh();
}
function hiddenChartRefresh() {
refreshHiddenChart(triggerRefresh);
}
function roundRobinRefresh(charts, startat) {
var refreshed = false;
// find a chart to refresh
var all = charts.length;
var cur = startat + 1;
var count = 0;
for(count = 0; count < all ; count++, cur++) {
if(cur >= all) cur = 0;
if(charts[cur].enabled) {
refreshed = renderChart(charts[cur], chartsRefresh);
if(refreshed) {
mylog('Refreshed: ' + charts[cur].name);
break;
}
}
}
if(!refreshed) triggerRefresh();
return cur;
}
// refresh the thumb charts
// make sure we don't loose the refreshing thread
var last_thumb_updated = 0;
function thumbChartsRefresh() {
//mylog('thumbChartsRefresh()');
if(mycharts.length == 0 || mode != MODE_THUMBS) {
triggerRefresh();
return;
}
last_thumb_updated = roundRobinRefresh(mycharts, last_thumb_updated);
}
// refresh the group charts
// make sure we don't loose the refreshing thread
var last_group_updated = 0;
function groupChartsRefresh() {
//mylog('groupChartsRefresh()');
if(!group_charts || group_charts.length == 0 || mode != MODE_GROUP_THUMBS) {
//mylog('cannot refresh charts');
triggerRefresh();
return;
}
last_group_updated = roundRobinRefresh(group_charts, last_group_updated);
}
// ------------------------------------------------------------------------
// switch the screen between views
// these should be called only from initXXXX()
function disableChart(i) {
//mylog('disableChart(' + i + ')');
var chart = null;
var count = 0;
if(mode == MODE_GROUP_THUMBS && group_charts) {
$.each(group_charts, function(i, c) {
if(c.enabled) count++;
});
if(i < group_charts.length) chart = group_charts[i];
}
else if(mode == MODE_THUMBS) {
$.each(mycharts, function(i, c) {
if(c.enabled) count++;
});
if(i < mycharts.length) chart = mycharts[i];
}
if(!chart) return;
if(count <= 1) {
alert('Cannot close the last chart shown.');
return;
}
if(chart) {
//mylog("disabling chart " + chart.name);
chart.disablethisplease = true;
}
}
function cleanThisChart(chart, emptydivs) {
//mylog('cleanThisChart(' + chart.name + ', ' + emptydivs +')');
if(chart.dashboard) {
chart.dashboard.clear();
chart.dashboard = null;
if(chart.control_wrapper) {
chart.control_wrapper.clear();
chart.control_wrapper = null;
}
if(chart.hidden_wrapper) {
chart.hidden_wrapper.clear();
chart.hidden_wrapper = null;
}
chart.control_data = null;
}
if(chart.chart) chart.chart.clearChart();
chart.chart = null;
if(emptydivs) {
var div = document.getElementById(chart.div);
if(div) {
div.style.display = 'none';
div.innerHTML = "";
}
div = document.getElementById(chart.div + "_parent");
if(div) {
div.style.display = 'none';
div.innerHTML = "";
}
}
//mylog("chart " + chart.name + " cleaned with option " + emptydivs);
}
// cleanup the previously shown charts
function cleanupCharts() {
//mylog('cleanupCharts()');
if(mode != MODE_MAIN && mainchart) {
if(mainchart.chart) cleanThisChart(mainchart);
mainchart = null;
}
if(mode != MODE_GROUP_THUMBS && group_charts) {
clearGroupGraphs();
}
// cleanup the disabled charts
$.each(mycharts, function(i, c) {
if(c.disablethisplease && c.enabled) {
cleanThisChart(c, 'emptydivs');
c.disablethisplease = false;
c.enabled = false;
resize_request = true;
//mylog("disabled chart " + c.name + " removed");
}
});
if(group_charts) $.each(group_charts, function(i, c) {
if(c.disablethisplease && c.enabled) {
cleanThisChart(c, 'emptydivs');
c.disablethisplease = false;
c.enabled = false;
resize_request = true;
//mylog("disabled chart " + c.name + " removed");
}
});
// we never cleanup the thumb charts
}
function updateUI() {
$('[data-toggle="tooltip"]').tooltip({'placement': 'top', 'container': 'body', 'html': true});
$('[data-spy="scroll"]').each(function () {
var $spy = $(this).scrollspy('refresh')
})
}
var thumbsScrollPosition = null;
function switchToMainGraph() {
//mylog('switchToMainGraph()');
if(!mainchart) return;
if(!group_charts) thumbsScrollPosition = window.pageYOffset;
document.getElementById('maingraph_container').style.display = 'block';
document.getElementById('thumbgraphs_container').style.display = 'none';
document.getElementById('groupgraphs_container').style.display = 'none';
document.getElementById('splash_container').style.display = 'none';
document.getElementById("main_menu_div").innerHTML = "<ul class=\"nav navbar-nav\"><li><a href=\"javascript:switchToThumbGraphs();\"><span class=\"glyphicon glyphicon-circle-arrow-left\"></span> Back to Dashboard</a></li><li class=\"active\"><a href=\"#\">" + mainchart.name + "</a></li>" + familiesmainmenu + chartsmainmenu + "</ul>";
window.scrollTo(0, 0);
mode = MODE_MAIN;
playGraphs();
updateUI();
}
function switchToThumbGraphs() {
//mylog('switchToThumbGraphs()');
document.getElementById('maingraph_container').style.display = 'none';
document.getElementById('thumbgraphs_container').style.display = 'block';
document.getElementById('groupgraphs_container').style.display = 'none';
document.getElementById('splash_container').style.display = 'none';
document.getElementById("main_menu_div").innerHTML = mainmenu;
if(thumbsScrollPosition) window.scrollTo(0, thumbsScrollPosition);
// switch mode
mode = MODE_THUMBS;
playGraphs();
updateUI();
}
function switchToGroupGraphs() {
//mylog('switchToGroupGraphs()');
if(!group_charts) return;
if(!mainchart) thumbsScrollPosition = window.pageYOffset;
document.getElementById('maingraph_container').style.display = 'none';
document.getElementById('thumbgraphs_container').style.display = 'none';
document.getElementById('groupgraphs_container').style.display = 'block';
document.getElementById('splash_container').style.display = 'none';
document.getElementById("main_menu_div").innerHTML = "<ul class=\"nav navbar-nav\"><li><a href=\"javascript:switchToThumbGraphs();\"><span class=\"glyphicon glyphicon-circle-arrow-left\"></span> Back to Dashboard</a></li><li class=\"active\"><a href=\"#\">" + group_charts[0].family + "</a></li>" + familiesmainmenu + chartsmainmenu + "</ul>";
window.scrollTo(0, 0);
mode = MODE_GROUP_THUMBS;
playGraphs();
updateUI();
}
// ------------------------------------------------------------------------
// Group Charts
var group_charts = null;
function initGroupGraphs(group) {
var count = 0;
if(group_charts) clearGroupGraphs();
group_charts = new Array();
var groupbody = "";
$.each(mycharts, function(i, c) {
if(c.family == group) {
group_charts[count] = [];
group_charts[count] = $.extend(true, {}, c);
group_charts[count].div += "_group";
group_charts[count].enabled = true;
group_charts[count].chart = null;
group_charts[count].last_updated = 0;
count++;
}
});
group_charts.sort(chartssort);
var sizes = groupChartSizes();
var groupbody = "";
$.each(group_charts, function(i, c) {
c.chartOptions.width = sizes.width;
c.chartOptions.height = sizes.height;
calculateChartPointsToShow(c, c.chartOptions.isStacked?GROUPS_STACKED_POINTS_DIVISOR:GROUPS_POINTS_DIVISOR, GROUPS_MAX_TIME_TO_SHOW, -1);
groupbody += "<div class=\"thumbgraph\" id=\"" + c.div + "_parent\"><table><tr><td><div class=\"thumbgraph\" id=\"" + c.div + "\">" + chartIsLoadingHTML(c.name, c.chartOptions.width, c.chartOptions.height) + "</div></td></tr><tr><td align=\"center\">" + thumbChartActions(i, c, 'nogroup') + "</td></tr><tr><td height='15'></td></tr></table></div>";
});
groupbody += "";
document.getElementById("groupgraphs").innerHTML = groupbody;
switchToGroupGraphs();
}
function clearGroupGraphs() {
if(group_charts && group_charts.length) {
$.each(group_charts, function(i, c) {
cleanThisChart(c, 'emptydivs');
});
group_charts = null;
}
document.getElementById("groupgraphs").innerHTML = "";
}
// ------------------------------------------------------------------------
// Global entry point
// initialize the thumb charts
var last_user_scroll = 0;
// load the charts from the server
// generate html for the thumbgraphs to support them
function initCharts() {
var width = thumbWidth();
var height = TARGET_THUMB_GRAPH_HEIGHT;
window.onscroll = function (e) {
last_user_scroll = new Date().getTime();
mylog('Scrolling: detected');
}
loadCharts(null, function(all) {
mycharts = all.charts;
if(mycharts == null || mycharts.length == 0) {
alert("Cannot load data from server.");
return;
}
var thumbsContainer = document.getElementById("thumbgraphs");
if(!thumbsContainer) {
alert("Cannot find the thumbsContainer");
return;
}
mycharts.sort(chartssort);
document.getElementById('hostname_id').innerHTML = all.hostname;
document.title = all.hostname;
// create an array for grouping all same-type graphs together
var dimensions = 0;
var categories = new Array();
var families = new Array();
var chartslist = new Array();
$.each(mycharts, function(i, c) {
var j;
chartslist.push({name: c.name, type: c.type, id: i});
dimensions += c.dimensions.length;
c.chartOptions.width = width;
c.chartOptions.height = height;
// calculate how many point to show for each chart
//c.points_to_show = Math.round(c.entries / c.group) - 1;
// show max 10 mins of data
//if(c.points_to_show * c.group > THUMBS_MAX_TIME_TO_SHOW) c.points_to_show = THUMBS_MAX_TIME_TO_SHOW / c.group;
calculateChartPointsToShow(c, c.chartOptions.isStacked?THUMBS_STACKED_POINTS_DIVISOR:THUMBS_POINTS_DIVISOR, THUMBS_MAX_TIME_TO_SHOW, -1);
if(c.enabled) {
var h = "<div class=\"thumbgraph\" id=\"" + c.div + "_parent\"><table><tr><td><div class=\"thumbgraph\" id=\"" + c.div + "\">" + chartIsLoadingHTML(c.name, c.chartOptions.width, c.chartOptions.height) + "</div></td></tr><tr><td align=\"center\">"
+ thumbChartActions(i, c)
+ "</td></tr><tr><td height='15'></td></tr></table></div>";
// find the categories object for this type
for(j = 0; j < categories.length ;j++) {
if(categories[j].name == c.type) {
categories[j].html += h;
categories[j].count++;
break;
}
}
if(j == categories.length)
categories.push({name: c.type, title: c.category, description: '', priority: c.categoryPriority, count: 1, glyphicon: c.glyphicon, html: h});
}
// find the families object for this type
for(j = 0; j < families.length ;j++) {
if(families[j].name == c.family) {
families[j].count++;
break;
}
}
if(j == families.length)
families.push({name: c.family, count: 1});
});
document.getElementById('server_summary_id').innerHTML = "<small>NetData server at <b>" + all.hostname + "</b> is maintaining <b>" + mycharts.length + "</b> charts, having <b>" + dimensions + "</b> dimensions (by default with <b>" + all.history + "</b> entries each), which are updated every <b>" + all.update_every + "s</b>, using a total of <b>" + (Math.round(all.memory * 10 / 1024 / 1024) / 10) + " MB</b> for the round robin database.</small>";
$.each(categories, function(i, a) {
a.html = "<tr><td id=\"" + a.name + "\"><ol class=\"breadcrumb graphs\"><li class=\"active\"><span class=\"glyphicon " + a.glyphicon + "\"></span> &nbsp; <a id=\"" + a.name + "\" href=\"#" + a.name + "\"><b>" + a.title + "</b> " + a.description + " </a></li></ol></td></tr><tr><td><div class=\"thumbgraphs\">" + a.html + "</td></tr>";
});
function categoriessort(a, b) {
if(a.priority < b.priority) return -1;
return 1;
}
categories.sort(categoriessort);
function familiessort(a, b) {
if(a.name < b.name) return -1;
return 1;
}
families.sort(familiessort);
function chartslistsort(a, b) {
if(a.name < b.name) return -1;
return 1;
}
chartslist.sort(chartslistsort);
// combine all the htmls into one
var allcategories = "<table width=\"100%\">";
mainmenu = '<ul class="nav navbar-nav">';
categoriesmainmenu = '<li class="dropdown"><a href="#" class="dropdown-toggle" data-toggle="dropdown"><span class=\"glyphicon glyphicon-fire\"></span> Dashboard Sections <b class="caret"></b></a><ul class="dropdown-menu">';
$.each(categories, function(i, a) {
allcategories += a.html;
categoriesmainmenu += "<li><a href=\"#" + a.name + "\">" + a.title + "</a></li>";
});
categoriesmainmenu += "</ul></li>";
allcategories += "</table>";
familiesmainmenu = '<li class="dropdown"><a href="#" class="dropdown-toggle" data-toggle="dropdown"><span class=\"glyphicon glyphicon-th-large\"></span> Chart Families <b class="caret"></b></a><ul class="dropdown-menu">';
$.each(families, function(i, a) {
familiesmainmenu += "<li><a href=\"javascript:initGroupGraphs('" + a.name + "');\">" + a.name + " <span class=\"badge pull-right\">" + a.count + "</span></a></li>";
});
familiesmainmenu += "</ul></li>";
chartsmainmenu = '<li class="dropdown"><a href="#" class="dropdown-toggle" data-toggle="dropdown"><span class=\"glyphicon glyphicon-resize-full\"></span> All Charts <b class="caret"></b></a><ul class="dropdown-menu">';
$.each(chartslist, function(i, a) {
chartsmainmenu += "<li><a href=\"javascript:initMainChartIndexOfMyCharts('" + a.id + "');\">" + a.name + "</a></li>";
});
chartsmainmenu += "</ul></li>";
mainmenu += categoriesmainmenu;
mainmenu += familiesmainmenu;
mainmenu += chartsmainmenu;
mainmenu += '<li role="presentation" class="disabled" style="display: none;"><a href="#" id="logline"></a></li></ul>';
thumbsContainer.innerHTML = allcategories;
switchToThumbGraphs();
checkRefreshThread();
});
}
$(window).blur(function() {
page_is_visible = 0;
mylog('Lost Focus!');
});
$(window).focus(function() {
page_is_visible = 1;
mylog('Focus restored!');
});
// Set a callback to run when the Google Visualization API is loaded.
google.setOnLoadCallback(initCharts);
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