Differential D20498 Diff 48999 src/applications/fact/chart/PhabricatorAccumulateChartFunction.php

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Show All 29 Lines	public function evaluateFunction(array $xv) {
// Use an unconstrained query to pull all the data from the underlying		// Use an unconstrained query to pull all the data from the underlying
// source. We need to accumulate data since the beginning of time to		// source. We need to accumulate data since the beginning of time to
// figure out the right Y-intercept -- otherwise, we'll always start at		// figure out the right Y-intercept -- otherwise, we'll always start at
// "0" wherever our domain begins.		// "0" wherever our domain begins.
$empty_query = new PhabricatorChartDataQuery();		$empty_query = new PhabricatorChartDataQuery();

$datasource_xv = $datasource->newInputValues($empty_query);		$datasource_xv = $datasource->newInputValues($empty_query);
if (!$datasource_xv) {		if (!$datasource_xv) {
// TODO: Maybe this should just be an error?		// When the datasource has no datapoints, we can't evaluate the function
$datasource_xv = $xv;		// anywhere.
		return array_fill(0, count($xv), null);
}		}

$yv = $datasource->evaluateFunction($datasource_xv);		$yv = $datasource->evaluateFunction($datasource_xv);

$map = array_combine($datasource_xv, $yv);		$map = array_combine($datasource_xv, $yv);

$accumulator = 0;		$accumulator = 0;
foreach ($map as $x => $y) {		foreach ($map as $x => $y) {
Show All 34 Lines