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DifferentialRevisionEditController.php
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Fri, Jun 6, 18:45

DifferentialRevisionEditController.php
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<?php
final class DifferentialRevisionEditController extends DifferentialController {
private $id;
public function willProcessRequest(array $data) {
$this->id = idx($data, 'id');
}
public function processRequest() {
$request = $this->getRequest();
if (!$this->id) {
$this->id = $request->getInt('revisionID');
}
if ($this->id) {
$revision = id(new DifferentialRevision())->load($this->id);
if (!$revision) {
return new Aphront404Response();
}
} else {
$revision = new DifferentialRevision();
}
$revision->loadRelationships();
$aux_fields = $this->loadAuxiliaryFields($revision);
$diff_id = $request->getInt('diffID');
if ($diff_id) {
$diff = id(new DifferentialDiff())->load($diff_id);
if (!$diff) {
return new Aphront404Response();
}
if ($diff->getRevisionID()) {
// TODO: Redirect?
throw new Exception("This diff is already attached to a revision!");
}
} else {
$diff = null;
}
$errors = array();
if ($request->isFormPost() && !$request->getStr('viaDiffView')) {
foreach ($aux_fields as $aux_field) {
$aux_field->setValueFromRequest($request);
try {
$aux_field->validateField();
} catch (DifferentialFieldValidationException $ex) {
$errors[] = $ex->getMessage();
}
}
if (!$errors) {
$editor = new DifferentialRevisionEditor($revision);
$editor->setActor($request->getUser());
if ($diff) {
$editor->addDiff($diff, $request->getStr('comments'));
}
$editor->setAuxiliaryFields($aux_fields);
$editor->save();
return id(new AphrontRedirectResponse())
->setURI('/D'.$revision->getID());
}
}
$aux_phids = array();
foreach ($aux_fields as $key => $aux_field) {
$aux_phids[$key] = $aux_field->getRequiredHandlePHIDsForRevisionEdit();
}
$phids = array_mergev($aux_phids);
$phids = array_unique($phids);
$handles = $this->loadViewerHandles($phids);
foreach ($aux_fields as $key => $aux_field) {
$aux_field->setHandles(array_select_keys($handles, $aux_phids[$key]));
}
$form = new AphrontFormView();
$form->setUser($request->getUser());
if ($diff) {
$form->addHiddenInput('diffID', $diff->getID());
}
if ($revision->getID()) {
$form->setAction('/differential/revision/edit/'.$revision->getID().'/');
} else {
$form->setAction('/differential/revision/edit/');
}
$error_view = null;
if ($errors) {
$error_view = id(new AphrontErrorView())
->setTitle(pht('Form Errors'))
->setErrors($errors);
}
if ($diff && $revision->getID()) {
$form
->appendChild(
id(new AphrontFormTextAreaControl())
->setLabel(pht('Comments'))
->setName('comments')
->setCaption(pht("Explain what's new in this diff."))
->setValue($request->getStr('comments')))
->appendChild(
id(new AphrontFormSubmitControl())
->setValue(pht('Save')))
->appendChild(
id(new AphrontFormDividerControl()));
}
foreach ($aux_fields as $aux_field) {
$control = $aux_field->renderEditControl();
if ($control) {
$form->appendChild($control);
}
}
$submit = id(new AphrontFormSubmitControl())
->setValue('Save');
if ($diff) {
$submit->addCancelButton('/differential/diff/'.$diff->getID().'/');
} else {
$submit->addCancelButton('/D'.$revision->getID());
}
$form->appendChild($submit);
$panel = new AphrontPanelView();
if ($revision->getID()) {
if ($diff) {
$panel->setHeader(pht('Update Differential Revision'));
} else {
$panel->setHeader(pht('Edit Differential Revision'));
}
} else {
$panel->setHeader(pht('Create New Differential Revision'));
}
$panel->appendChild($form);
$panel->setWidth(AphrontPanelView::WIDTH_FORM);
$panel->setNoBackground();
return $this->buildStandardPageResponse(
array($error_view, $panel),
array(
'title' => pht('Edit Differential Revision'),
));
}
private function loadAuxiliaryFields(DifferentialRevision $revision) {
$user = $this->getRequest()->getUser();
$aux_fields = DifferentialFieldSelector::newSelector()
->getFieldSpecifications();
foreach ($aux_fields as $key => $aux_field) {
$aux_field->setRevision($revision);
if (!$aux_field->shouldAppearOnEdit()) {
unset($aux_fields[$key]);
} else {
$aux_field->setUser($user);
}
}
return DifferentialAuxiliaryField::loadFromStorage(
$revision,
$aux_fields);
}
}

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