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PhabricatorObjectQuery.php
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Mon, Feb 3, 15:22

PhabricatorObjectQuery.php
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<?php
final class PhabricatorObjectQuery
extends PhabricatorCursorPagedPolicyAwareQuery {
private $phids = array();
private $names = array();
private $types;
private $namedResults;
public function withPHIDs(array $phids) {
$this->phids = $phids;
return $this;
}
public function withNames(array $names) {
$this->names = $names;
return $this;
}
public function withTypes(array $types) {
$this->types = $types;
return $this;
}
public function loadPage() {
if ($this->namedResults === null) {
$this->namedResults = array();
}
$types = PhabricatorPHIDType::getAllTypes();
if ($this->types) {
$types = array_select_keys($types, $this->types);
}
$names = array_unique($this->names);
$phids = $this->phids;
// We allow objects to be named by their PHID in addition to their normal
// name so that, e.g., CLI tools which accept object names can also accept
// PHIDs and work as users expect.
$actually_phids = array();
if ($names) {
foreach ($names as $key => $name) {
if (!strncmp($name, 'PHID-', 5)) {
$actually_phids[] = $name;
$phids[] = $name;
unset($names[$key]);
}
}
}
$phids = array_unique($phids);
if ($names) {
$name_results = $this->loadObjectsByName($types, $names);
} else {
$name_results = array();
}
if ($phids) {
$phid_results = $this->loadObjectsByPHID($types, $phids);
} else {
$phid_results = array();
}
foreach ($actually_phids as $phid) {
if (isset($phid_results[$phid])) {
$name_results[$phid] = $phid_results[$phid];
}
}
$this->namedResults += $name_results;
return $phid_results + mpull($name_results, null, 'getPHID');
}
public function getNamedResults() {
if ($this->namedResults === null) {
throw new Exception("Call execute() before getNamedResults()!");
}
return $this->namedResults;
}
private function loadObjectsByName(array $types, array $names) {
$groups = array();
foreach ($names as $name) {
foreach ($types as $type => $type_impl) {
if (!$type_impl->canLoadNamedObject($name)) {
continue;
}
$groups[$type][] = $name;
break;
}
}
$results = array();
foreach ($groups as $type => $group) {
$results += $types[$type]->loadNamedObjects($this, $group);
}
return $results;
}
private function loadObjectsByPHID(array $types, array $phids) {
$groups = array();
foreach ($phids as $phid) {
$type = phid_get_type($phid);
$groups[$type][] = $phid;
}
$results = array();
foreach ($groups as $type => $group) {
if (isset($types[$type])) {
$objects = $types[$type]->loadObjects($this, $group);
$results += mpull($objects, null, 'getPHID');
}
}
return $results;
}
protected function didFilterResults(array $filtered) {
foreach ($this->namedResults as $name => $result) {
if (isset($filtered[$result->getPHID()])) {
unset($this->namedResults[$name]);
}
}
}
/**
* This query disables policy filtering because it is performed in the
* subqueries which actually load objects. We don't need to re-filter
* results, since policies have already been applied.
*/
protected function shouldDisablePolicyFiltering() {
return true;
}
}

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