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phab/src/applications/doorkeeper/engine/DoorkeeperImportEngine.php
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DoorkeeperImportEngine.php
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<?php
final class DoorkeeperImportEngine extends Phobject {
private $viewer;
private $refs = array();
private $phids = array();
private $localOnly;
private $throwOnMissingLink;
public function setViewer(PhabricatorUser $viewer) {
$this->viewer = $viewer;
return $this;
}
public function getViewer() {
return $this->viewer;
}
public function setRefs(array $refs) {
assert_instances_of($refs, 'DoorkeeperObjectRef');
$this->refs = $refs;
return $this;
}
public function getRefs() {
return $this->refs;
}
public function withPHIDs(array $phids) {
$this->phids = $phids;
return $this;
}
public function needLocalOnly($local_only) {
$this->localOnly = $local_only;
return $this;
}
/**
* Configure behavior if remote refs can not be retrieved because an
* authentication link is missing.
*/
public function setThrowOnMissingLink($throw) {
$this->throwOnMissingLink = $throw;
return $this;
}
public function execute() {
$refs = $this->getRefs();
$viewer = $this->getViewer();
$keys = mpull($refs, 'getObjectKey');
if ($keys) {
$xobjs = id(new DoorkeeperExternalObjectQuery())
->setViewer($viewer)
->withObjectKeys($keys)
->execute();
$xobjs = mpull($xobjs, null, 'getObjectKey');
foreach ($refs as $ref) {
$xobj = idx($xobjs, $ref->getObjectKey());
if (!$xobj) {
$xobj = $ref
->newExternalObject()
->setImporterPHID($viewer->getPHID());
// NOTE: Fill the new external object into the object map, so we'll
// reference the same external object if more than one ref is the
// same. This prevents issues later where we double-populate
// external objects when handed duplicate refs.
$xobjs[$ref->getObjectKey()] = $xobj;
}
$ref->attachExternalObject($xobj);
}
}
if ($this->phids) {
$xobjs = id(new DoorkeeperExternalObjectQuery())
->setViewer($viewer)
->withPHIDs($this->phids)
->execute();
foreach ($xobjs as $xobj) {
$ref = $xobj->getRef();
$ref->attachExternalObject($xobj);
$refs[$ref->getObjectKey()] = $ref;
}
}
if (!$this->localOnly) {
$bridges = id(new PhutilSymbolLoader())
->setAncestorClass('DoorkeeperBridge')
->loadObjects();
foreach ($bridges as $key => $bridge) {
if (!$bridge->isEnabled()) {
unset($bridges[$key]);
}
$bridge->setViewer($viewer);
$bridge->setThrowOnMissingLink($this->throwOnMissingLink);
}
$working_set = $refs;
foreach ($bridges as $bridge) {
$bridge_refs = array();
foreach ($working_set as $key => $ref) {
if ($bridge->canPullRef($ref)) {
$bridge_refs[$key] = $ref;
unset($working_set[$key]);
}
}
if ($bridge_refs) {
$bridge->pullRefs($bridge_refs);
}
}
}
return $refs;
}
public function executeOne() {
return head($this->execute());
}
}
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