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phorge/src/applications/diffusion/query/DiffusionResolveUserQuery.php
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DiffusionResolveUserQuery.php
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<?php
/**
* Resolve an author or committer name, like
* `"Abraham Lincoln <alincoln@logcab.in>"`, into a valid Phabricator user
* account, like `@alincoln`.
*/
final class DiffusionResolveUserQuery extends Phobject {
private $name;
private $commit;
public function withName($name) {
$this->name = $name;
return $this;
}
public function withCommit($commit) {
$this->commit = $commit;
return $this;
}
public function execute() {
$user_name = $this->name;
$phid = $this->findUserPHID($this->name);
$phid = $this->fireLookupEvent($phid);
return $phid;
}
private function findUserPHID($user_name) {
if (!strlen($user_name)) {
return null;
}
$phid = $this->findUserByUserName($user_name);
if ($phid) {
return $phid;
}
$phid = $this->findUserByEmailAddress($user_name);
if ($phid) {
return $phid;
}
$phid = $this->findUserByRealName($user_name);
if ($phid) {
return $phid;
}
// No hits yet, try to parse it as an email address.
$email = new PhutilEmailAddress($user_name);
$phid = $this->findUserByEmailAddress($email->getAddress());
if ($phid) {
return $phid;
}
$display_name = $email->getDisplayName();
if ($display_name) {
$phid = $this->findUserByUserName($display_name);
if ($phid) {
return $phid;
}
$phid = $this->findUserByRealName($display_name);
if ($phid) {
return $phid;
}
}
return null;
}
/**
* Emit an event so installs can do custom lookup of commit authors who may
* not be naturally resolvable.
*/
private function fireLookupEvent($guess) {
$type = PhabricatorEventType::TYPE_DIFFUSION_LOOKUPUSER;
$data = array(
'commit' => $this->commit,
'query' => $this->name,
'result' => $guess,
);
$event = new PhabricatorEvent($type, $data);
PhutilEventEngine::dispatchEvent($event);
return $event->getValue('result');
}
private function findUserByUserName($user_name) {
$by_username = id(new PhabricatorUser())->loadOneWhere(
'userName = %s',
$user_name);
if ($by_username) {
return $by_username->getPHID();
}
return null;
}
private function findUserByRealName($real_name) {
// Note, real names are not guaranteed unique, which is why we do it this
// way.
$by_realname = id(new PhabricatorUser())->loadAllWhere(
'realName = %s',
$real_name);
if (count($by_realname) == 1) {
return reset($by_realname)->getPHID();
}
return null;
}
private function findUserByEmailAddress($email_address) {
$by_email = PhabricatorUser::loadOneWithEmailAddress($email_address);
if ($by_email) {
return $by_email->getPHID();
}
return null;
}
}

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