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PassphraseCredentialEditController.php
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Sat, Nov 2, 11:59

PassphraseCredentialEditController.php
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<?php
final class PassphraseCredentialEditController extends PassphraseController {
public function handleRequest(AphrontRequest $request) {
$viewer = $request->getViewer();
$id = $request->getURIData('id');
if ($id) {
$credential = id(new PassphraseCredentialQuery())
->setViewer($viewer)
->withIDs(array($id))
->requireCapabilities(
array(
PhabricatorPolicyCapability::CAN_VIEW,
PhabricatorPolicyCapability::CAN_EDIT,
))
->executeOne();
if (!$credential) {
return new Aphront404Response();
}
$type = $this->getCredentialType($credential->getCredentialType());
$type_const = $type->getCredentialType();
$is_new = false;
} else {
$type_const = $request->getStr('type');
$type = $this->getCredentialType($type_const);
if (!$type->isCreateable()) {
throw new Exception(
pht(
'Credential has noncreateable type "%s"!',
$type_const));
}
$credential = PassphraseCredential::initializeNewCredential($viewer)
->setCredentialType($type->getCredentialType())
->setProvidesType($type->getProvidesType())
->attachImplementation($type);
$is_new = true;
// Prefill username if provided.
$credential->setUsername((string)$request->getStr('username'));
if (!$request->getStr('isInitialized')) {
$type->didInitializeNewCredential($viewer, $credential);
}
}
$errors = array();
$v_name = $credential->getName();
$e_name = true;
$v_desc = $credential->getDescription();
$v_space = $credential->getSpacePHID();
$v_username = $credential->getUsername();
$e_username = true;
$v_is_locked = false;
$bullet = "\xE2\x80\xA2";
$v_secret = $credential->getSecretID() ? str_repeat($bullet, 32) : null;
if ($is_new && ($v_secret === null)) {
// If we're creating a new credential, the credential type may have
// populated the secret for us (for example, generated an SSH key). In
// this case,
try {
$v_secret = $credential->getSecret()->openEnvelope();
} catch (Exception $ex) {
// Ignore this.
}
}
$validation_exception = null;
$errors = array();
$e_password = null;
if ($request->isFormPost()) {
$v_name = $request->getStr('name');
$v_desc = $request->getStr('description');
$v_username = $request->getStr('username');
$v_view_policy = $request->getStr('viewPolicy');
$v_edit_policy = $request->getStr('editPolicy');
$v_is_locked = $request->getStr('lock');
$v_secret = $request->getStr('secret');
$v_space = $request->getStr('spacePHID');
$v_password = $request->getStr('password');
$v_decrypt = $v_secret;
$env_secret = new PhutilOpaqueEnvelope($v_secret);
$env_password = new PhutilOpaqueEnvelope($v_password);
if ($type->requiresPassword($env_secret)) {
if (strlen($v_password)) {
$v_decrypt = $type->decryptSecret($env_secret, $env_password);
if ($v_decrypt === null) {
$e_password = pht('Incorrect');
$errors[] = pht(
'This key requires a password, but the password you provided '.
'is incorrect.');
} else {
$v_decrypt = $v_decrypt->openEnvelope();
}
} else {
$e_password = pht('Required');
$errors[] = pht(
'This key requires a password. You must provide the password '.
'for the key.');
}
}
if (!$errors) {
$type_name = PassphraseCredentialTransaction::TYPE_NAME;
$type_desc = PassphraseCredentialTransaction::TYPE_DESCRIPTION;
$type_username = PassphraseCredentialTransaction::TYPE_USERNAME;
$type_destroy = PassphraseCredentialTransaction::TYPE_DESTROY;
$type_secret_id = PassphraseCredentialTransaction::TYPE_SECRET_ID;
$type_is_locked = PassphraseCredentialTransaction::TYPE_LOCK;
$type_view_policy = PhabricatorTransactions::TYPE_VIEW_POLICY;
$type_edit_policy = PhabricatorTransactions::TYPE_EDIT_POLICY;
$type_space = PhabricatorTransactions::TYPE_SPACE;
$xactions = array();
$xactions[] = id(new PassphraseCredentialTransaction())
->setTransactionType($type_name)
->setNewValue($v_name);
$xactions[] = id(new PassphraseCredentialTransaction())
->setTransactionType($type_desc)
->setNewValue($v_desc);
$xactions[] = id(new PassphraseCredentialTransaction())
->setTransactionType($type_view_policy)
->setNewValue($v_view_policy);
$xactions[] = id(new PassphraseCredentialTransaction())
->setTransactionType($type_edit_policy)
->setNewValue($v_edit_policy);
$xactions[] = id(new PassphraseCredentialTransaction())
->setTransactionType($type_space)
->setNewValue($v_space);
// Open a transaction in case we're writing a new secret; this limits
// the amount of code which handles secret plaintexts.
$credential->openTransaction();
if (!$credential->getIsLocked()) {
if ($type->shouldRequireUsername()) {
$xactions[] = id(new PassphraseCredentialTransaction())
->setTransactionType($type_username)
->setNewValue($v_username);
}
// If some value other than a sequence of bullets was provided for
// the credential, update it. In particular, note that we are
// explicitly allowing empty secrets: one use case is HTTP auth where
// the username is a secret token which covers both identity and
// authentication.
if (!preg_match('/^('.$bullet.')+$/', trim($v_decrypt))) {
// If the credential was previously destroyed, restore it when it is
// edited if a secret is provided.
$xactions[] = id(new PassphraseCredentialTransaction())
->setTransactionType($type_destroy)
->setNewValue(0);
$new_secret = id(new PassphraseSecret())
->setSecretData($v_decrypt)
->save();
$xactions[] = id(new PassphraseCredentialTransaction())
->setTransactionType($type_secret_id)
->setNewValue($new_secret->getID());
}
$xactions[] = id(new PassphraseCredentialTransaction())
->setTransactionType($type_is_locked)
->setNewValue($v_is_locked);
}
try {
$editor = id(new PassphraseCredentialTransactionEditor())
->setActor($viewer)
->setContinueOnNoEffect(true)
->setContentSourceFromRequest($request)
->applyTransactions($credential, $xactions);
$credential->saveTransaction();
if ($request->isAjax()) {
return id(new AphrontAjaxResponse())->setContent(
array(
'phid' => $credential->getPHID(),
'name' => 'K'.$credential->getID().' '.$credential->getName(),
));
} else {
return id(new AphrontRedirectResponse())
->setURI('/K'.$credential->getID());
}
} catch (PhabricatorApplicationTransactionValidationException $ex) {
$credential->killTransaction();
$validation_exception = $ex;
$e_name = $ex->getShortMessage($type_name);
$e_username = $ex->getShortMessage($type_username);
$credential->setViewPolicy($v_view_policy);
$credential->setEditPolicy($v_edit_policy);
}
}
}
$policies = id(new PhabricatorPolicyQuery())
->setViewer($viewer)
->setObject($credential)
->execute();
$secret_control = $type->newSecretControl();
$credential_is_locked = $credential->getIsLocked();
$form = id(new AphrontFormView())
->setUser($viewer)
->addHiddenInput('isInitialized', true)
->addHiddenInput('type', $type_const)
->appendChild(
id(new AphrontFormTextControl())
->setName('name')
->setLabel(pht('Name'))
->setValue($v_name)
->setError($e_name))
->appendChild(
id(new AphrontFormTextAreaControl())
->setHeight(AphrontFormTextAreaControl::HEIGHT_VERY_SHORT)
->setName('description')
->setLabel(pht('Description'))
->setValue($v_desc))
->appendChild(
id(new AphrontFormMarkupControl())
->setLabel(pht('Credential Type'))
->setValue($type->getCredentialTypeName()))
->appendChild(
id(new AphrontFormDividerControl()))
->appendControl(
id(new AphrontFormPolicyControl())
->setName('viewPolicy')
->setPolicyObject($credential)
->setSpacePHID($v_space)
->setCapability(PhabricatorPolicyCapability::CAN_VIEW)
->setPolicies($policies))
->appendControl(
id(new AphrontFormPolicyControl())
->setName('editPolicy')
->setPolicyObject($credential)
->setCapability(PhabricatorPolicyCapability::CAN_EDIT)
->setPolicies($policies))
->appendChild(
id(new AphrontFormDividerControl()));
if ($credential_is_locked) {
$form->appendRemarkupInstructions(
pht('This credential is permanently locked and can not be edited.'));
}
if ($type->shouldRequireUsername()) {
$form
->appendChild(
id(new AphrontFormTextControl())
->setName('username')
->setLabel(pht('Login/Username'))
->setValue($v_username)
->setDisabled($credential_is_locked)
->setError($e_username));
}
$form
->appendChild(
$secret_control
->setName('secret')
->setLabel($type->getSecretLabel())
->setDisabled($credential_is_locked)
->setValue($v_secret));
if ($type->shouldShowPasswordField()) {
$form->appendChild(
id(new AphrontFormPasswordControl())
->setDisableAutocomplete(true)
->setName('password')
->setLabel($type->getPasswordLabel())
->setDisabled($credential_is_locked)
->setError($e_password));
}
if ($is_new) {
$form->appendChild(
id(new AphrontFormCheckboxControl())
->addCheckbox(
'lock',
1,
array(
phutil_tag('strong', array(), pht('Lock Permanently:')),
' ',
pht('Prevent the secret from being revealed or changed.'),
),
$v_is_locked)
->setDisabled($credential_is_locked));
}
$crumbs = $this->buildApplicationCrumbs();
$crumbs->setBorder(true);
if ($is_new) {
$title = pht('Create New Credential');
$crumbs->addTextCrumb(pht('Create'));
$cancel_uri = $this->getApplicationURI();
$header_icon = 'fa-plus-square';
} else {
$title = pht('Edit Credential: %s', $credential->getName());
$crumbs->addTextCrumb(
'K'.$credential->getID(),
'/K'.$credential->getID());
$crumbs->addTextCrumb(pht('Edit'));
$cancel_uri = '/K'.$credential->getID();
$header_icon = 'fa-pencil';
}
if ($request->isAjax()) {
if ($errors) {
$errors = id(new PHUIInfoView())->setErrors($errors);
}
return $this->newDialog()
->setWidth(AphrontDialogView::WIDTH_FORM)
->setTitle($title)
->appendChild($errors)
->appendChild($form->buildLayoutView())
->addSubmitButton(pht('Create Credential'))
->addCancelButton($cancel_uri);
}
$form->appendChild(
id(new AphrontFormSubmitControl())
->setValue(pht('Save'))
->addCancelButton($cancel_uri));
$box = id(new PHUIObjectBoxView())
->setHeaderText(pht('Credential'))
->setFormErrors($errors)
->setValidationException($validation_exception)
->setBackground(PHUIObjectBoxView::BLUE_PROPERTY)
->setForm($form);
$header = id(new PHUIHeaderView())
->setHeader($title)
->setHeaderIcon($header_icon);
$view = id(new PHUITwoColumnView())
->setHeader($header)
->setFooter(array(
$box,
));
return $this->newPage()
->setTitle($title)
->setCrumbs($crumbs)
->appendChild($view);
}
private function getCredentialType($type_const) {
$type = PassphraseCredentialType::getTypeByConstant($type_const);
if (!$type) {
throw new Exception(
pht('Credential has invalid type "%s"!', $type_const));
}
return $type;
}
}

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