skhanker/faculty-pubs-chart.php

## faculty-pubs-chart.php
<!DOCTYPE html>
<meta charset="utf-8">
<style>

    .bar {
        fill: steelblue;
    }

    .bar:hover {
        fill: brown;
    }

    .axis {
        font: 10px sans-serif;
    }

    .axis path,
    .axis line {
        fill: none;
        stroke: #000;
        shape-rendering: crispEdges;
    }

    .x.axis path {
        display: none;
    }

</style>
<body>
<script src="//d3js.org/d3.v3.min.js"></script>
<script>

    var margin = {top: 20, right: 20, bottom: 200, left: 40},
        width = 1600 - margin.left - margin.right,
        height = 800 - margin.top - margin.bottom;

    var x = d3.scale.ordinal()
        .rangeRoundBands([0, width], .1);

    var y = d3.scale.linear()
        .range([height, 0]);

    var xAxis = d3.svg.axis()
        .scale(x)
        .orient("bottom");

    var yAxis = d3.svg.axis()
        .scale(y)
        .orient("left")
        .ticks(7);

    var svg = d3.select("body").append("svg")
        .attr("width", width + margin.left + margin.right)
        .attr("height", height + margin.top + margin.bottom)
        .append("g")
        .attr("transform", "translate(" + margin.left + "," + margin.top + ")");


    <?php

    # get query
    $query = file_get_contents('https://gist.githubusercontent.com/skhanker/41ad18d122586c18a899/raw/aa4dcc6f2ec9a7fbc8bdbfd5554dd84fd238bb2c/ubc-faculty-pubs-histogram.json');

    $curl = curl_init();

    curl_setopt_array($curl, array(
        CURLOPT_URL => "https://oc-index.library.ubc.ca/search",
        CURLOPT_SSL_VERIFYPEER => false,
        CURLOPT_RETURNTRANSFER => true,
        CURLOPT_ENCODING => "",
        CURLOPT_MAXREDIRS => 10,
        CURLOPT_TIMEOUT => 30,
        CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
        CURLOPT_CUSTOMREQUEST => "POST",
        CURLOPT_POSTFIELDS => trim(preg_replace('/\s+/', ' ', $query)),
        CURLOPT_HTTPHEADER => array(
            "cache-control: no-cache",
            "postman-token: 3437f71f-a94b-8696-fe39-d78498a8ec48"
        ),
    ));

    # get data from API
    $response = curl_exec($curl);
    $err = curl_error($curl);

    curl_close($curl);

    if ($err) {
    } else {

        $data = json_decode($response, true);

        # we are only concerned with aggregations
        $data = $data['data']['data']['aggregations'];

        /*
        return array(
            [ 'term' => $bucket['key'] , 'docCount' => $bucket['doc_count'] ],
            [ 'term' => $bucket['key'] , 'docCount' => $bucket['doc_count'] ]
        );

        */
        $dataset = [];
        foreach ($data['subject']['buckets'] as $bucket) {
            if (!empty($bucket['key']) && !empty($bucket['doc_count'])) {
                $dataset [] = [
                      'term' => $bucket['key']
                    , 'docCount' => $bucket['doc_count']
                ];
            }
        }
        echo "var data = " . json_encode($dataset) . ";";
    }

    ?>

    x.domain(data.map(function(d) { return d.term; }));
    y.domain([0, d3.max(data, function(d) { return d.docCount; })]);

    svg.append("g")
        .attr("class", "x axis")
        .attr("transform", "translate(0," + height + ")")
        .call(xAxis)
        .selectAll("text")
        .attr("y", 0)
        .attr("x", 7)
        .attr("transform", "rotate(90)")
        .style("text-anchor", "start");

    svg.append("g")
        .attr("class", "y axis")
        .call(yAxis)
        .append("text")
        .attr("transform", "rotate(-90)")
        .attr("y", 6)
        .attr("dy", ".71em")
        .style("text-anchor", "end")
        .text("Count");

    svg.selectAll(".bar")
        .data(data)
        .enter().append("rect")
        .attr("class", "bar")
        .attr("x", function(d) { return x(d.term); })
        .attr("width", x.rangeBand())
        .attr("y", function(d) { return y(d.docCount); })
        .attr("height", function(d) { return height - y(d.docCount); });


    function type(d) {
        d.docCount = +d.docCount;
        return d;
    }

</script>
	<!DOCTYPE html>
	<meta charset="utf-8">
	<style>

	.bar {
	fill: steelblue;
	}

	.bar:hover {
	fill: brown;
	}

	.axis {
	font: 10px sans-serif;
	}

	.axis path,
	.axis line {
	fill: none;
	stroke: #000;
	shape-rendering: crispEdges;
	}

	.x.axis path {
	display: none;
	}

	</style>
	<body>
	<script src="//d3js.org/d3.v3.min.js"></script>
	<script>

	var margin = {top: 20, right: 20, bottom: 200, left: 40},
	width = 1600 - margin.left - margin.right,
	height = 800 - margin.top - margin.bottom;

	var x = d3.scale.ordinal()
	.rangeRoundBands([0, width], .1);

	var y = d3.scale.linear()
	.range([height, 0]);

	var xAxis = d3.svg.axis()
	.scale(x)
	.orient("bottom");

	var yAxis = d3.svg.axis()
	.scale(y)
	.orient("left")
	.ticks(7);

	var svg = d3.select("body").append("svg")
	.attr("width", width + margin.left + margin.right)
	.attr("height", height + margin.top + margin.bottom)
	.append("g")
	.attr("transform", "translate(" + margin.left + "," + margin.top + ")");



	<?php

	# get query
	$query = file_get_contents('https://gist.githubusercontent.com/skhanker/41ad18d122586c18a899/raw/aa4dcc6f2ec9a7fbc8bdbfd5554dd84fd238bb2c/ubc-faculty-pubs-histogram.json');

	$curl = curl_init();

	curl_setopt_array($curl, array(
	CURLOPT_URL => "https://oc-index.library.ubc.ca/search",
	CURLOPT_SSL_VERIFYPEER => false,
	CURLOPT_RETURNTRANSFER => true,
	CURLOPT_ENCODING => "",
	CURLOPT_MAXREDIRS => 10,
	CURLOPT_TIMEOUT => 30,
	CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
	CURLOPT_CUSTOMREQUEST => "POST",
	CURLOPT_POSTFIELDS => trim(preg_replace('/\s+/', ' ', $query)),
	CURLOPT_HTTPHEADER => array(
	"cache-control: no-cache",
	"postman-token: 3437f71f-a94b-8696-fe39-d78498a8ec48"
	),
	));

	# get data from API
	$response = curl_exec($curl);
	$err = curl_error($curl);

	curl_close($curl);

	if ($err) {
	} else {

	$data = json_decode($response, true);

	# we are only concerned with aggregations
	$data = $data['data']['data']['aggregations'];

	/*
	return array(
	[ 'term' => $bucket['key'] , 'docCount' => $bucket['doc_count'] ],
	[ 'term' => $bucket['key'] , 'docCount' => $bucket['doc_count'] ]
	);

	*/
	$dataset = [];
	foreach ($data['subject']['buckets'] as $bucket) {
	if (!empty($bucket['key']) && !empty($bucket['doc_count'])) {
	$dataset [] = [
	'term' => $bucket['key']
	, 'docCount' => $bucket['doc_count']
	];
	}
	}
	echo "var data = " . json_encode($dataset) . ";";
	}

	?>

	x.domain(data.map(function(d) { return d.term; }));
	y.domain([0, d3.max(data, function(d) { return d.docCount; })]);

	svg.append("g")
	.attr("class", "x axis")
	.attr("transform", "translate(0," + height + ")")
	.call(xAxis)
	.selectAll("text")
	.attr("y", 0)
	.attr("x", 7)
	.attr("transform", "rotate(90)")
	.style("text-anchor", "start");

	svg.append("g")
	.attr("class", "y axis")
	.call(yAxis)
	.append("text")
	.attr("transform", "rotate(-90)")
	.attr("y", 6)
	.attr("dy", ".71em")
	.style("text-anchor", "end")
	.text("Count");

	svg.selectAll(".bar")
	.data(data)
	.enter().append("rect")
	.attr("class", "bar")
	.attr("x", function(d) { return x(d.term); })
	.attr("width", x.rangeBand())
	.attr("y", function(d) { return y(d.docCount); })
	.attr("height", function(d) { return height - y(d.docCount); });





	function type(d) {
	d.docCount = +d.docCount;
	return d;
	}

	</script>
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