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index.html
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<!doctype html>
<html>
<head>
<title>Facetgrapher</title>
<link href="css/bootstrap.min.css" rel="stylesheet">
<link href="css/nv.d3.css" rel="stylesheet">
<script src="js/jquery-1.8.2.min.js" type="text/javascript"></script>
<script src="js/underscore-min.js" type="text/javascript"></script>
<script src="js/moment.min.js" type="text/javascript"></script>
<script src="js/d3.v2.min.js" type="text/javascript"></script>
<script src="js/nv.d3.js" type="text/javascript"></script>
<script src="js/bootstrap.min.js" type="text/javascript"></script>
<script type="text/javascript">
// TODO: write all changes in the URL, so you can link to the graph :-)
// TOOD: labels dependant on selected interval
// TODO: use date time pickers (postponed, there is no nice bootstrap widget)
var fields = {}
var chartData = []
$(document).ready(function() {
$.ajax({processData : false, url : "/_cluster/state", type: "GET", dataType: "json", success : configureIndices })
// add listener to the index select forms (and to those which will be created)
$("div.data-select select[name=index]").on('change', function(evt) {
var index = $(evt.target).find("option:selected").val()
$(evt.target).parent().find("select[name=type] option").remove()
_.each(_.keys(fields[index]), function(type) {
$(evt.target).parent().find("select[name=type]").append(new Option(type, type))
$(evt.target).parent().find("select[name=type]").trigger('change')
})
})
// add listener to the type select forms
$("div.data-select select[name=type]").on('change', function(evt) {
var type = $(evt.target).find("option:selected").val()
var index = $(evt.target).parent().find("select[name=index] option:selected").val()
$(evt.target).parent().find("select[name=field] option").remove()
_.each(fields[index][type], function(field) {
$(evt.target).parent().find("select[name=field]").append(new Option(field, field))
})
})
// add listener to the "add" button
$('.icon-plus-sign').on('click', function(evt) {
// chane class, remove all events and add the remove one
//$(evt.target).unbind().removeClass('icon-plus-sign').addClass('icon-minus-sign').on('click', removeDataSelector)
// copy element (including listeners)
var newDataSelect = $(".data-select-template").clone(true, true).removeClass('data-select-template').css('display', 'block')
// append after last element
$('#graphform .data-select').last().after(newDataSelect)
})
$('.icon-minus-sign').on('click', removeDataSelector)
// add listener to the graph button
$("#graphform").submit(function(evt) {
evt.preventDefault();
chartData = []
nv.graphs = []
executeRequest();
});
});
function removeDataSelector(evt) {
if ($("#graphform .icon-minus-sign").size() > 1) {
$(evt.target).parent().remove()
}
}
function configureIndices(data) {
// create fields data structure
var indices = _.keys(data.metadata.indices)
_.each(indices, function(idx) {
_.each(_.keys(data.metadata.indices[idx].mappings), function(key) {
_.each(data.metadata.indices[idx].mappings[key], function(mapping) {
_.each(_.keys(mapping), function(field) {
if (data.metadata.indices[idx].mappings[key].properties[field] && data.metadata.indices[idx].mappings[key].properties[field].type == 'date') {
if (_.isUndefined(fields[idx])) fields[idx] = {}
if (_.isUndefined(fields[idx][key])) fields[idx][key] = []
fields[idx][key].push(field)
}
})
})
})
})
// set default for the first select box
_.each(_.keys(fields), function(key) {
$("div.data-select select[name=index]").append(new Option(key, key))
})
$("div.data-select select[name=index]").trigger('change')
}
function executeRequest() {
var interval = $('#graphform select[name=interval]').val()
var from = $('#graphform input[name=from]').val()
var to = $('#graphform input[name=to]').val()
$('#graphform div.data-select').each(function(element) {
var index = $(this).find('select[name=index]').val()
var type = $(this).find('select[name=type]').val()
var field = $(this).find('select[name=field]').val()
var color = $(this).find('input[name=color]').val()
var legend = $(this).find('input[name=legend]').val()
var url = "/" + index + "/" + type +"/_search?size=0"
var facetFilter = {}
facetFilter[field] = { "from" : from, "to" : to }
$.ajax({processData : false, url : url, type: "POST", dataType: "json", data : JSON.stringify({ "facets" : { "data" : { "date_histogram": { "field" : field, "interval" : interval }, "facet_filter" : { "range" : facetFilter } } } }), success : function(data) { drawChart(data, {color: color, legend: legend}) } })
})
}
function drawChart(data, cfg) {
var counts = _.map(data.facets.data.entries, function(entry){ return entry.count; });
var tooltips = _.map(data.facets.data.entries, function(entry){ return moment(new Date(entry.time)).format("DD.MM") + ": " + entry.count + " items"; });
//var labels = _.map(data.facets.data.entries, function(entry){ return moment(new Date(entry.time)).format("DD.MM") + ": " + entry.count + " items"; });
// var labelFunction = $('#graphform input[name=labelFunction]').val()
// console.log("LABEL FUNCTION: " + labelFunction);
//var labels = _.map(data.facets.data.entries, function(entry){ return eval(labelFunction) });
// has many {x:foo, y:bar} entries
var x = 0
var dataArray = _.map(data.facets.data.entries, function(entry){
return { x: x++,
y: entry.count,
label: d3.time.format('%x')(new Date(entry.time)) }
});
// has many { values: data, key: 'name', color: '#ff7f0e'} entries
chartData.push({values: dataArray, key: cfg.legend, color: cfg.color, area: true})
// do not graph until all ajax requests have returned
if (chartData.length != $('#graphform div.data-select').size()) {
return
}
var labelYAxis = $('#graphform input[name=label-y-axis]').val()
var labelXAxis = $('#graphform input[name=label-x-axis]').val()
nv.addGraph(function() {
var chart = nv.models.lineChart();
chart.xAxis
.axisLabel(labelXAxis)
.tickFormat(function(d) {
if (d >= 0 && dataArray[d] != null) {
return dataArray[d].label
}
return d;
});
chart.yAxis
.axisLabel(labelYAxis)
.tickFormat(d3.format(',r'));
d3.select('#chart svg')
.datum(chartData)
.transition().duration(500)
.call(chart);
nv.utils.windowResize(chart.update);
//nv.utils.windowResize(function() { d3.select('#chart svg').call(chart) });
return chart;
});
}
</script>
</head>
<body>
<div class="container">
<h1>Facet grapher</h1>
<form class="form-inline" id="graphform">
<input type="text" class="input-medium" name="from" value="2012-01-01T00:00:00">
<input type="text" class="input-medium" name="to" value="2012-01-31T23:59:59">
<select name="interval">
<option>day</option>
<option>minute</option>
<option>hour</option>
<option>week</option>
<option>month</option>
<option>quarter</option>
<option>year</option>
</select>
<br />
<input type="text" name="label-y-axis" placeholder="Y axis label" />
<input type="text" name="label-x-axis" placeholder="X axis label" />
<br />
<div class="data-select">
<select name="index" class="input-medium"></select>
<select name="type" class="input-medium"></select>
<select name="field" class="input-medium"></select>
<input type="text" name="legend" placeholder="legend" />
<input type="color" name="color" value="#ff7f0e" class="input-mini"></input>
<i class="icon-minus-sign" style="cursor: pointer"></i>
<i class="icon-plus-sign" style="cursor: pointer"></i>
</div>
<div style="padding-top: 1em">
<button type="submit" class="btn btn-primary">Graph</button>
</div>
<!-- <input type="text" class="input-xxlarge" name="labelFunction" value="return moment(new Date(entry.time)).format('DD.MM') + ': ' + entry.count + ' items';"> -->
</form>
<div id='chart'>
<svg style='height:500px'></svg>
</div>
<div class="data-select data-select-template" style="display : none">
<select name="index" class="input-medium"></select>
<select name="type" class="input-medium"></select>
<select name="field" class="input-medium"></select>
<input type="text" name="legend" placeholder="legend" />
<input type="color" name="color" value="#ff7f0e" class="input-mini"></input>
<i class="icon-minus-sign" style="cursor: pointer"></i>
<i class="icon-plus-sign" style="cursor: pointer"></i>
</div>
</div>
</body>
</html>