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phab/src/applications/differential/conduit/DifferentialGetDiffConduitAPIMethod.php
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DifferentialGetDiffConduitAPIMethod.php
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<?php
final class DifferentialGetDiffConduitAPIMethod
extends DifferentialConduitAPIMethod {
public function getAPIMethodName() {
return 'differential.getdiff';
}
public function shouldAllowPublic() {
return true;
}
public function getMethodStatus() {
return self::METHOD_STATUS_DEPRECATED;
}
public function getMethodStatusDescription() {
return pht(
'This method has been deprecated in favor of %s.',
'differential.querydiffs');
}
public function getMethodDescription() {
return pht(
'Load the content of a diff from Differential by revision ID '.
'or diff ID.');
}
protected function defineParamTypes() {
return array(
'revision_id' => 'optional id',
'diff_id' => 'optional id',
);
}
protected function defineReturnType() {
return 'nonempty dict';
}
protected function defineErrorTypes() {
return array(
'ERR_BAD_DIFF' => pht('No such diff exists.'),
);
}
protected function execute(ConduitAPIRequest $request) {
$diff_id = $request->getValue('diff_id');
// If we have a revision ID, we need the most recent diff. Figure that out
// without loading all the attached data.
$revision_id = $request->getValue('revision_id');
if ($revision_id) {
$diffs = id(new DifferentialDiffQuery())
->setViewer($request->getUser())
->withRevisionIDs(array($revision_id))
->execute();
if ($diffs) {
$diff_id = head($diffs)->getID();
} else {
throw new ConduitException('ERR_BAD_DIFF');
}
}
$diff = null;
if ($diff_id) {
$diff = id(new DifferentialDiffQuery())
->setViewer($request->getUser())
->withIDs(array($diff_id))
->needChangesets(true)
->executeOne();
}
if (!$diff) {
throw new ConduitException('ERR_BAD_DIFF');
}
return $diff->getDiffDict();
}
}
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