PhabricatorProjectLogicalViewerDatasource.php
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PhabricatorProjectLogicalViewerDatasource.php
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	<?php

	final class PhabricatorProjectLogicalViewerDatasource
	extends PhabricatorTypeaheadDatasource {

	public function getBrowseTitle() {
	return pht('Browse Viewer Projects');
	}

	public function getPlaceholderText() {
	return pht('Type viewerprojects()...');
	}

	public function getDatasourceApplicationClass() {
	return PhabricatorProjectApplication::class;
	}

	public function getDatasourceFunctions() {
	return array(
	'viewerprojects' => array(
	'name' => pht("Current Viewer's Projects"),
	'summary' => pht(
	"Find results in any of the current viewer's projects."),
	'description' => pht(
	"This function matches results in any of the current viewing ".
	"user's projects:".
	"\n\n".
	"> viewerprojects()".
	"\n\n".
	"This normally means //your// projects, but if you save a query ".
	"using this function and send it to someone else, it will mean ".
	"//their// projects when they run it (they become the current ".
	"viewer). This can be useful for building dashboard panels."),
	),
	);
	}

	public function loadResults() {
	if ($this->getViewer()->getPHID()) {
	$results = array($this->renderViewerProjectsFunctionToken());
	} else {
	$results = array();
	}

	return $this->filterResultsAgainstTokens($results);
	}

	protected function canEvaluateFunction($function) {
	if (!$this->getViewer()->getPHID()) {
	return false;
	}

	return parent::canEvaluateFunction($function);
	}

	protected function evaluateFunction($function, array $argv_list) {
	$viewer = $this->getViewer();

	$projects = id(new PhabricatorProjectQuery())
	->setViewer($viewer)
	->withMemberPHIDs(array($viewer->getPHID()))
	->execute();
	$phids = mpull($projects, 'getPHID');

	$results = array();
	if ($phids) {
	foreach ($phids as $phid) {
	$results[] = new PhabricatorQueryConstraint(
	PhabricatorQueryConstraint::OPERATOR_OR,
	$phid);
	}
	} else {
	$results[] = new PhabricatorQueryConstraint(
	PhabricatorQueryConstraint::OPERATOR_EMPTY,
	null);
	}

	return $results;
	}

	public function renderFunctionTokens(
	$function,
	array $argv_list) {

	$tokens = array();
	foreach ($argv_list as $argv) {
	$tokens[] = PhabricatorTypeaheadTokenView::newFromTypeaheadResult(
	$this->renderViewerProjectsFunctionToken());
	}

	return $tokens;
	}

	private function renderViewerProjectsFunctionToken() {
	return $this->newFunctionResult()
	->setName(pht('Current Viewer\'s Projects'))
	->setPHID('viewerprojects()')
	->setIcon('fa-asterisk')
	->setUnique(true)
	->addAttribute(pht('Select projects current viewer is a member of.'));
	}

	}

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