Files
grafana/panels/terms/module.js
T
2013-07-30 14:58:45 -07:00

307 lines
9.0 KiB
JavaScript

/*jshint globalstrict:true */
/*global angular:true */
/*
## Terms
### Parameters
* style :: A hash of css styles
* size :: top N
* arrangement :: How should I arrange the query results? 'horizontal' or 'vertical'
* chart :: Show a chart? 'none', 'bar', 'pie'
* donut :: Only applies to 'pie' charts. Punches a hole in the chart for some reason
* tilt :: Only 'pie' charts. Janky 3D effect. Looks terrible 90% of the time.
* lables :: Only 'pie' charts. Labels on the pie?
*/
'use strict';
angular.module('kibana.terms', [])
.controller('terms', function($scope, querySrv, dashboard, filterSrv) {
$scope.panelMeta = {
status : "Beta",
description : "Displays the results of an elasticsearch facet as a pie chart, bar chart, or a "+
"table"
};
// Set and populate defaults
var _d = {
queries : {
mode : 'all',
ids : []
},
field : '_type',
exclude : [],
missing : true,
other : true,
size : 10,
order : 'count',
style : { "font-size": '10pt'},
donut : false,
tilt : false,
labels : true,
arrangement : 'horizontal',
chart : 'bar',
counter_pos : 'above',
spyable : true
};
_.defaults($scope.panel,_d);
$scope.init = function () {
$scope.hits = 0;
$scope.$on('refresh',function(){
$scope.get_data();
});
$scope.get_data();
};
$scope.get_data = function(segment,query_id) {
// Make sure we have everything for the request to complete
if(dashboard.indices.length === 0) {
return;
}
$scope.panelMeta.loading = true;
var request,
results,
boolQuery;
request = $scope.ejs.Request().indices(dashboard.indices);
$scope.panel.queries.ids = querySrv.idsByMode($scope.panel.queries);
// This could probably be changed to a BoolFilter
boolQuery = $scope.ejs.BoolQuery();
_.each($scope.panel.queries.ids,function(id) {
boolQuery = boolQuery.should(querySrv.getEjsObj(id));
});
// Terms mode
request = request
.facet($scope.ejs.TermsFacet('terms')
.field($scope.panel.field)
.size($scope.panel.size)
.order($scope.panel.order)
.exclude($scope.panel.exclude)
.facetFilter($scope.ejs.QueryFilter(
$scope.ejs.FilteredQuery(
boolQuery,
filterSrv.getBoolFilter(filterSrv.ids)
)))).size(0);
// Populate the inspector panel
$scope.inspector = angular.toJson(JSON.parse(request.toString()),true);
results = request.doSearch();
// Populate scope when we have results
results.then(function(results) {
var k = 0;
$scope.panelMeta.loading = false;
$scope.hits = results.hits.total;
$scope.data = [];
_.each(results.facets.terms.terms, function(v) {
var slice = { label : v.term, data : [[k,v.count]], actions: true};
$scope.data.push(slice);
k = k + 1;
});
$scope.data.push({label:'Missing field',
data:[[k,results.facets.terms.missing]],meta:"missing",color:'#aaa',opacity:0});
$scope.data.push({label:'Other values',
data:[[k+1,results.facets.terms.other]],meta:"other",color:'#444'});
$scope.$emit('render');
});
};
$scope.build_search = function(term,negate) {
if(_.isUndefined(term.meta)) {
filterSrv.set({type:'terms',field:$scope.panel.field,value:term.label,
mandate:(negate ? 'mustNot':'must')});
} else if(term.meta === 'missing') {
filterSrv.set({type:'exists',field:$scope.panel.field,
mandate:(negate ? 'must':'mustNot')});
} else {
return;
}
dashboard.refresh();
};
$scope.set_refresh = function (state) {
$scope.refresh = state;
};
$scope.close_edit = function() {
if($scope.refresh) {
$scope.get_data();
}
$scope.refresh = false;
$scope.$emit('render');
};
$scope.showMeta = function(term) {
if(_.isUndefined(term.meta)) {
return true;
}
if(term.meta === 'other' && !$scope.panel.other) {
return false;
}
if(term.meta === 'missing' && !$scope.panel.missing) {
return false;
}
return true;
};
}).directive('termsChart', function(querySrv, filterSrv, dashboard) {
return {
restrict: 'A',
link: function(scope, elem, attrs, ctrl) {
// Receive render events
scope.$on('render',function(){
render_panel();
});
// Re-render if the window is resized
angular.element(window).bind('resize', function(){
render_panel();
});
// Function for rendering panel
function render_panel() {
var plot, chartData;
var scripts = $LAB.script("common/lib/panels/jquery.flot.js").wait()
.script("common/lib/panels/jquery.flot.pie.js");
// IE doesn't work without this
elem.css({height:scope.panel.height||scope.row.height});
// Make a clone we can operate on.
chartData = _.clone(scope.data);
chartData = scope.panel.missing ? chartData :
_.without(chartData,_.findWhere(chartData,{meta:'missing'}));
chartData = scope.panel.other ? chartData :
_.without(chartData,_.findWhere(chartData,{meta:'other'}));
// Populate element.
scripts.wait(function(){
// Populate element
try {
// Add plot to scope so we can build out own legend
if(scope.panel.chart === 'bar') {
plot = $.plot(elem, chartData, {
legend: { show: false },
series: {
lines: { show: false, },
bars: { show: true, fill: 1, barWidth: 0.8, horizontal: false },
shadowSize: 1
},
yaxis: { show: true, min: 0, color: "#c8c8c8" },
xaxis: { show: false },
grid: {
borderWidth: 0,
borderColor: '#eee',
color: "#eee",
hoverable: true,
clickable: true
},
colors: querySrv.colors
});
}
if(scope.panel.chart === 'pie') {
var labelFormat = function(label, series){
return '<div ng-click="build_search(panel.field,\''+label+'\')'+
' "style="font-size:8pt;text-align:center;padding:2px;color:white;">'+
label+'<br/>'+Math.round(series.percent)+'%</div>';
};
plot = $.plot(elem, chartData, {
legend: { show: false },
series: {
pie: {
innerRadius: scope.panel.donut ? 0.4 : 0,
tilt: scope.panel.tilt ? 0.45 : 1,
radius: 1,
show: true,
combine: {
color: '#999',
label: 'The Rest'
},
stroke: {
width: 0
},
label: {
show: scope.panel.labels,
radius: 2/3,
formatter: labelFormat,
threshold: 0.1
}
}
},
//grid: { hoverable: true, clickable: true },
grid: { hoverable: true, clickable: true },
colors: querySrv.colors
});
}
// Populate legend
if(elem.is(":visible")){
scripts.wait(function(){
scope.legend = plot.getData();
if(!scope.$$phase) {
scope.$apply();
}
});
}
} catch(e) {
elem.text(e);
}
});
}
function tt(x, y, contents) {
var tooltip = $('#pie-tooltip').length ?
$('#pie-tooltip') : $('<div id="pie-tooltip"></div>');
//var tooltip = $('#pie-tooltip')
tooltip.html(contents).css({
position: 'absolute',
top : y + 5,
left : x + 5,
color : "#c8c8c8",
padding : '10px',
'font-size': '11pt',
'font-weight' : 200,
'background-color': '#1f1f1f',
'border-radius': '5px',
}).appendTo("body");
}
elem.bind("plotclick", function (event, pos, object) {
if(object) {
scope.build_search(scope.data[object.seriesIndex]);
}
});
elem.bind("plothover", function (event, pos, item) {
if (item) {
var value = scope.panel.chart === 'bar' ?
item.datapoint[1] : item.datapoint[1][0][1];
tt(pos.pageX, pos.pageY,
"<div style='vertical-align:middle;border-radius:10px;display:inline-block;background:"+
item.series.color+";height:20px;width:20px'></div> "+item.series.label+
" ("+value.toFixed(0)+")");
} else {
$("#pie-tooltip").remove();
}
});
}
};
});