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phorge/src/applications/project/chart/PhabricatorProjectBurndownChartEngine.php
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PhabricatorProjectBurndownChartEngine.php
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<?php
final class PhabricatorProjectBurndownChartEngine
extends PhabricatorChartEngine {
const CHARTENGINEKEY = 'project.burndown';
/**
* @param array<PhabricatorProject> $projects
*/
public function setProjects(array $projects) {
assert_instances_of($projects, 'PhabricatorProject');
$project_phids = mpull($projects, 'getPHID');
return $this->setEngineParameter('projectPHIDs', $project_phids);
}
protected function newChart(PhabricatorFactChart $chart, array $map) {
$viewer = $this->getViewer();
$map = $map + array(
'projectPHIDs' => array(),
);
if ($map['projectPHIDs']) {
$projects = id(new PhabricatorProjectQuery())
->setViewer($viewer)
->withPHIDs($map['projectPHIDs'])
->execute();
$project_phids = mpull($projects, 'getPHID');
} else {
$project_phids = array();
}
$functions = array();
if ($project_phids) {
$open_function = $this->newFunction(
array(
'accumulate',
array(
'sum',
$this->newFactSum(
'tasks.open-count.create.project', $project_phids),
$this->newFactSum(
'tasks.open-count.status.project', $project_phids),
$this->newFactSum(
'tasks.open-count.assign.project', $project_phids),
),
));
$closed_function = $this->newFunction(
array(
'accumulate',
$this->newFactSum('tasks.open-count.status.project', $project_phids),
));
} else {
$open_function = $this->newFunction(
array(
'accumulate',
array(
'sum',
array('fact', 'tasks.open-count.create'),
array('fact', 'tasks.open-count.status'),
),
));
$closed_function = $this->newFunction(
array(
'accumulate',
array('fact', 'tasks.open-count.status'),
));
}
$open_function->getFunctionLabel()
->setKey('open')
->setName(pht('Open Tasks'))
->setColor('rgba(0, 0, 200, 1)')
->setFillColor('rgba(0, 0, 200, 0.15)');
$closed_function->getFunctionLabel()
->setKey('closed')
->setName(pht('Closed Tasks'))
->setColor('rgba(0, 200, 0, 1)')
->setFillColor('rgba(0, 200, 0, 0.15)');
$datasets = array();
$dataset = id(new PhabricatorChartStackedAreaDataset())
->setFunctions(
array(
$open_function,
$closed_function,
))
->setStacks(
array(
array('open'),
array('closed'),
));
$datasets[] = $dataset;
$chart->attachDatasets($datasets);
}
/**
* @param string $fact_key The key of the new fact sum
* (e.g. "tasks.open-count.assign.project")
* @param array<string> Project PHIDs
*/
private function newFactSum($fact_key, array $phids) {
$result = array();
$result[] = 'sum';
foreach ($phids as $phid) {
$result[] = array('fact', $fact_key, $phid);
}
return $result;
}
}

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