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better-testing

PhabricatorApplicationEditEngine.php
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			<?php


			/**
			* @task fields Managing Fields
			* @task text Display Text
			* @task uri Managing URIs
			* @task load Creating and Loading Objects
			* @task web Responding to Web Requests
			* @task edit Responding to Edit Requests
			* @task http Responding to HTTP Parameter Requests
			* @task conduit Responding to Conduit Requests
			*/
			abstract class PhabricatorApplicationEditEngine extends Phobject {

			private $viewer;
			private $controller;
			private $isCreate;

			final public function setViewer(PhabricatorUser $viewer) {
			$this->viewer = $viewer;
			return $this;
			}

			final public function getViewer() {
			return $this->viewer;
			}

			final public function setController(PhabricatorController $controller) {
			$this->controller = $controller;
			$this->setViewer($controller->getViewer());
			return $this;
			}

			final public function getController() {
			return $this->controller;
			}


			/* -( Managing Fields )---------------------------------------------------- */


			abstract protected function buildCustomEditFields($object);

			final protected function buildEditFields($object) {
			$viewer = $this->getViewer();
			$editor = $object->getApplicationTransactionEditor();

			$types = $editor->getTransactionTypesForObject($object);
			$types = array_fuse($types);

			$fields = $this->buildCustomEditFields($object);

			if ($object instanceof PhabricatorPolicyInterface) {
			$policies = id(new PhabricatorPolicyQuery())
			->setViewer($viewer)
			->setObject($object)
			->execute();

			$map = array(
			PhabricatorTransactions::TYPE_VIEW_POLICY => array(
			'key' => 'policy.view',
			'aliases' => array('view'),
			'capability' => PhabricatorPolicyCapability::CAN_VIEW,
			'label' => pht('View Policy'),
			'description' => pht('Controls who can view the object.'),
			'edit' => 'view',
			),
			PhabricatorTransactions::TYPE_EDIT_POLICY => array(
			'key' => 'policy.edit',
			'aliases' => array('edit'),
			'capability' => PhabricatorPolicyCapability::CAN_EDIT,
			'label' => pht('Edit Policy'),
			'description' => pht('Controls who can edit the object.'),
			'edit' => 'edit',
			),
			PhabricatorTransactions::TYPE_JOIN_POLICY => array(
			'key' => 'policy.join',
			'aliases' => array('join'),
			'capability' => PhabricatorPolicyCapability::CAN_JOIN,
			'label' => pht('Join Policy'),
			'description' => pht('Controls who can join the object.'),
			'edit' => 'join',
			),
			);

			foreach ($map as $type => $spec) {
			if (empty($types[$type])) {
			continue;
			}

			$capability = $spec['capability'];
			$key = $spec['key'];
			$aliases = $spec['aliases'];
			$label = $spec['label'];
			$description = $spec['description'];
			$edit = $spec['edit'];

			$policy_field = id(new PhabricatorPolicyEditField())
			->setKey($key)
			->setLabel($label)
			->setDescription($description)
			->setAliases($aliases)
			->setCapability($capability)
			->setPolicies($policies)
			->setTransactionType($type)
			->setEditTypeKey($edit)
			->setValue($object->getPolicy($capability));
			$fields[] = $policy_field;

			if ($object instanceof PhabricatorSpacesInterface) {
			if ($capability == PhabricatorPolicyCapability::CAN_VIEW) {
			$type_space = PhabricatorTransactions::TYPE_SPACE;
			if (isset($types[$type_space])) {
			$space_field = id(new PhabricatorSpaceEditField())
			->setKey('spacePHID')
			->setLabel(pht('Space'))
			->setEditTypeKey('space')
			->setDescription(
			pht('Shifts the object in the Spaces application.'))
			->setAliases(array('space', 'policy.space'))
			->setTransactionType($type_space)
			->setValue($object->getSpacePHID());
			$fields[] = $space_field;

			$policy_field->setSpaceField($space_field);
			}
			}
			}
			}
			}

			$edge_type = PhabricatorTransactions::TYPE_EDGE;
			$object_phid = $object->getPHID();

			$project_edge_type = PhabricatorProjectObjectHasProjectEdgeType::EDGECONST;

			if ($object instanceof PhabricatorProjectInterface) {
			if (isset($types[$edge_type])) {
			if ($object_phid) {
			$project_phids = PhabricatorEdgeQuery::loadDestinationPHIDs(
			$object_phid,
			$project_edge_type);
			$project_phids = array_reverse($project_phids);
			} else {
			$project_phids = array();
			}

			$edge_field = id(new PhabricatorDatasourceEditField())
			->setKey('projectPHIDs')
			->setLabel(pht('Projects'))
			->setEditTypeKey('projects')
			->setDescription(
			pht(
			'Add or remove associated projects.'))
			->setDatasource(new PhabricatorProjectDatasource())
			->setAliases(array('project', 'projects'))
			->setTransactionType($edge_type)
			->setMetadataValue('edge:type', $project_edge_type)
			->setValue($project_phids);
			$fields[] = $edge_field;
			}
			}

			$subscribers_type = PhabricatorTransactions::TYPE_SUBSCRIBERS;

			if ($object instanceof PhabricatorSubscribableInterface) {
			if (isset($types[$subscribers_type])) {
			if ($object_phid) {
			$sub_phids = PhabricatorSubscribersQuery::loadSubscribersForPHID(
			$object_phid);
			} else {
			// TODO: Allow applications to provide default subscribers; Maniphest
			// does this at a minimum.
			$sub_phids = array();
			}

			$subscribers_field = id(new PhabricatorDatasourceEditField())
			->setKey('subscriberPHIDs')
			->setLabel(pht('Subscribers'))
			->setEditTypeKey('subscribers')
			->setDescription(pht('Manage subscribers.'))
			->setDatasource(new PhabricatorMetaMTAMailableDatasource())
			->setAliases(array('subscriber', 'subscribers'))
			->setTransactionType($subscribers_type)
			->setValue($sub_phids);
			$fields[] = $subscribers_field;
			}
			}

			foreach ($fields as $field) {
			$field
			->setViewer($viewer)
			->setObject($object);
			}

			return $fields;
			}


			/* -( Display Text )------------------------------------------------------- */


			/**
			* @task text
			*/
			abstract protected function getObjectCreateTitleText($object);


			/**
			* @task text
			*/
			abstract protected function getObjectEditTitleText($object);


			/**
			* @task text
			*/
			abstract protected function getObjectCreateShortText($object);


			/**
			* @task text
			*/
			abstract protected function getObjectEditShortText($object);


			/**
			* @task text
			*/
			protected function getObjectCreateButtonText($object) {
			return $this->getObjectCreateTitleText($object);
			}


			/**
			* @task text
			*/
			protected function getObjectEditButtonText($object) {
			return pht('Save Changes');
			}


			/* -( Managing URIs )------------------------------------------------------ */


			/**
			* @task uri
			*/
			abstract protected function getObjectViewURI($object);


			/**
			* @task uri
			*/
			protected function getObjectEditURI($object) {
			return $this->getController()->getApplicationURI('edit/');
			}


			/**
			* @task uri
			*/
			protected function getObjectCreateCancelURI($object) {
			return $this->getController()->getApplicationURI();
			}


			/**
			* @task uri
			*/
			protected function getObjectEditCancelURI($object) {
			return $this->getObjectViewURI($object);
			}


			/**
			* @task uri
			*/
			protected function getEditURI($object, $path = null) {
			$parts = array(
			$this->getObjectEditURI($object),
			);

			if (!$this->getIsCreate()) {
			$parts[] = $object->getID().'/';
			}

			if ($path !== null) {
			$parts[] = $path;
			}

			return implode('', $parts);
			}


			/* -( Creating and Loading Objects )--------------------------------------- */


			/**
			* Initialize a new object for creation.
			*
			* @return object Newly initialized object.
			* @task load
			*/
			abstract protected function newEditableObject();


			/**
			* Build an empty query for objects.
			*
			* @return PhabricatorPolicyAwareQuery Query.
			* @task load
			*/
			abstract protected function newObjectQuery();


			/**
			* Test if this workflow is creating a new object or editing an existing one.
			*
			* @return bool True if a new object is being created.
			* @task load
			*/
			final protected function getIsCreate() {
			return $this->isCreate;
			}


			/**
			* Flag this workflow as a create or edit.
			*
			* @param bool True if this is a create workflow.
			* @return this
			* @task load
			*/
			private function setIsCreate($is_create) {
			$this->isCreate = $is_create;
			return $this;
			}


			/**
			* Load an object by ID.
			*
			* @param int Object ID.
			* @return object\|null Object, or null if no such object exists.
			* @task load
			*/
			private function newObjectFromID($id) {
			$query = $this->newObjectQuery()
			->withIDs(array($id));

			return $this->newObjectFromQuery($query);
			}


			/**
			* Load an object by PHID.
			*
			* @param phid Object PHID.
			* @return object\|null Object, or null if no such object exists.
			* @task load
			*/
			private function newObjectFromPHID($phid) {
			$query = $this->newObjectQuery()
			->withPHIDs(array($phid));

			return $this->newObjectFromQuery($query);
			}


			/**
			* Load an object given a configured query.
			*
			* @param PhabricatorPolicyAwareQuery Configured query.
			* @return object\|null Object, or null if no such object exists.
			* @task load
			*/
			private function newObjectFromQuery(PhabricatorPolicyAwareQuery $query) {
			$viewer = $this->getViewer();

			$object = $query
			->setViewer($viewer)
			->requireCapabilities(
			array(
			PhabricatorPolicyCapability::CAN_VIEW,
			PhabricatorPolicyCapability::CAN_EDIT,
			))
			->executeOne();
			if (!$object) {
			return null;
			}

			return $object;
			}


			/* -( Responding to Web Requests )----------------------------------------- */


			final public function buildResponse() {
			$viewer = $this->getViewer();
			$controller = $this->getController();
			$request = $controller->getRequest();

			$id = $request->getURIData('id');
			if ($id) {
			$this->setIsCreate(false);
			$object = $this->newObjectFromID($id);
			if (!$object) {
			return new Aphront404Response();
			}
			} else {
			$this->setIsCreate(true);
			$object = $this->newEditableObject();
			}

			$action = $request->getURIData('editAction');
			switch ($action) {
			case 'parameters':
			return $this->buildParametersResponse($object);
			default:
			return $this->buildEditResponse($object);
			}
			}

			private function buildCrumbs($object, $final = false) {
			$controller = $this->getcontroller();

			$crumbs = $controller->buildApplicationCrumbsForEditEngine();
			if ($this->getIsCreate()) {
			$create_text = $this->getObjectCreateShortText($object);
			if ($final) {
			$crumbs->addTextCrumb($create_text);
			} else {
			$edit_uri = $this->getEditURI($object);
			$crumbs->addTextCrumb($create_text, $edit_uri);
			}
			} else {
			$crumbs->addTextCrumb(
			$this->getObjectEditShortText($object),
			$this->getObjectViewURI($object));

			$edit_text = pht('Edit');
			if ($final) {
			$crumbs->addTextCrumb($edit_text);
			} else {
			$edit_uri = $this->getEditURI($object);
			$crumbs->addTextCrumb($edit_text, $edit_uri);
			}
			}

			return $crumbs;
			}

			private function buildEditResponse($object) {
			$viewer = $this->getViewer();
			$controller = $this->getController();
			$request = $controller->getRequest();

			$fields = $this->buildEditFields($object);
			$template = $object->getApplicationTransactionTemplate();

			$validation_exception = null;
			if ($request->isFormPost()) {
			foreach ($fields as $field) {
			$field->readValueFromSubmit($request);
			}

			$xactions = array();
			foreach ($fields as $field) {
			$xactions[] = $field->generateTransaction(clone $template);
			}

			$editor = $object->getApplicationTransactionEditor()
			->setActor($viewer)
			->setContentSourceFromRequest($request)
			->setContinueOnNoEffect(true);

			try {

			$editor->applyTransactions($object, $xactions);

			return id(new AphrontRedirectResponse())
			->setURI($this->getObjectViewURI($object));
			} catch (PhabricatorApplicationTransactionValidationException $ex) {
			$validation_exception = $ex;
			}
			} else {
			if ($this->getIsCreate()) {
			foreach ($fields as $field) {
			$field->readValueFromRequest($request);
			}
			} else {
			foreach ($fields as $field) {
			$field->readValueFromObject($object);
			}
			}
			}

			$action_button = $this->buildEditFormActionButton($object);

			if ($this->getIsCreate()) {
			$header_text = $this->getObjectCreateTitleText($object);
			} else {
			$header_text = $this->getObjectEditTitleText($object);
			}

			$header = id(new PHUIHeaderView())
			->setHeader($header_text)
			->addActionLink($action_button);

			$crumbs = $this->buildCrumbs($object, $final = true);
			$form = $this->buildEditForm($object, $fields);

			$box = id(new PHUIObjectBoxView())
			->setUser($viewer)
			->setHeader($header)
			->setValidationException($validation_exception)
			->appendChild($form);

			return $controller->newPage()
			->setTitle($header_text)
			->setCrumbs($crumbs)
			->appendChild($box);
			}

			private function buildEditForm($object, array $fields) {
			$viewer = $this->getViewer();

			$form = id(new AphrontFormView())
			->setUser($viewer);

			foreach ($fields as $field) {
			$field->appendToForm($form);
			}

			if ($this->getIsCreate()) {
			$cancel_uri = $this->getObjectCreateCancelURI($object);
			$submit_button = $this->getObjectCreateButtonText($object);
			} else {
			$cancel_uri = $this->getObjectEditCancelURI($object);
			$submit_button = $this->getObjectEditButtonText($object);
			}

			$form->appendControl(
			id(new AphrontFormSubmitControl())
			->addCancelButton($cancel_uri)
			->setValue($submit_button));

			return $form;
			}

			private function buildEditFormActionButton($object) {
			$viewer = $this->getViewer();

			$action_view = id(new PhabricatorActionListView())
			->setUser($viewer);

			foreach ($this->buildEditFormActions($object) as $action) {
			$action_view->addAction($action);
			}

			$action_button = id(new PHUIButtonView())
			->setTag('a')
			->setText(pht('Actions'))
			->setHref('#')
			->setIconFont('fa-bars')
			->setDropdownMenu($action_view);

			return $action_button;
			}

			private function buildEditFormActions($object) {
			$actions = array();

			$actions[] = id(new PhabricatorActionView())
			->setName(pht('Show HTTP Parameters'))
			->setIcon('fa-crosshairs')
			->setHref($this->getEditURI($object, 'parameters/'));

			return $actions;
			}


			/* -( Responding to HTTP Parameter Requests )------------------------------ */


			/**
			* Respond to a request for documentation on HTTP parameters.
			*
			* @param object Editable object.
			* @return AphrontResponse Response object.
			* @task http
			*/
			private function buildParametersResponse($object) {
			$controller = $this->getController();
			$viewer = $this->getViewer();
			$request = $controller->getRequest();
			$fields = $this->buildEditFields($object);

			$crumbs = $this->buildCrumbs($object);
			$crumbs->addTextCrumb(pht('HTTP Parameters'));
			$crumbs->setBorder(true);

			$header_text = pht(
			'HTTP Parameters: %s',
			$this->getObjectCreateShortText($object));

			$header = id(new PHUIHeaderView())
			->setHeader($header_text);

			$help_view = id(new PhabricatorApplicationEditHTTPParameterHelpView())
			->setUser($viewer)
			->setFields($fields);

			$document = id(new PHUIDocumentViewPro())
			->setUser($viewer)
			->setHeader($header)
			->appendChild($help_view);

			return $controller->newPage()
			->setTitle(pht('HTTP Parameters'))
			->setCrumbs($crumbs)
			->addClass('pro-white-background')
			->appendChild($document);
			}


			/* -( Conduit )------------------------------------------------------------ */


			/**
			* Respond to a Conduit edit request.
			*
			* This method accepts a list of transactions to apply to an object, and
			* either edits an existing object or creates a new one.
			*
			* @task conduit
			*/
			final public function buildConduitResponse(ConduitAPIRequest $request) {
			$viewer = $this->getViewer();

			$phid = $request->getValue('objectPHID');
			if ($phid) {
			$this->setIsCreate(false);
			$object = $this->newObjectFromPHID($phid);
			if (!$object) {
			throw new Exception(pht('No such object with PHID "%s".', $phid));
			}
			} else {
			$this->setIsCreate(true);
			$object = $this->newEditableObject();
			}

			$fields = $this->buildEditFields($object);

			$types = $this->getAllEditTypesFromFields($fields);
			$template = $object->getApplicationTransactionTemplate();

			$xactions = $this->getConduitTransactions($request, $types, $template);

			$editor = $object->getApplicationTransactionEditor()
			->setActor($viewer)
			->setContentSourceFromConduitRequest($request)
			->setContinueOnNoEffect(true);

			$xactions = $editor->applyTransactions($object, $xactions);

			$xactions_struct = array();
			foreach ($xactions as $xaction) {
			$xactions_struct[] = array(
			'phid' => $xaction->getPHID(),
			);
			}

			return array(
			'object' => array(
			'id' => $object->getID(),
			'phid' => $object->getPHID(),
			),
			'transactions' => $xactions_struct,
			);
			}


			/**
			* Generate transactions which can be applied from edit actions in a Conduit
			* request.
			*
			* @param ConduitAPIRequest The request.
			* @param list<PhabricatorEditType> Supported edit types.
			* @param PhabricatorApplicationTransaction Template transaction.
			* @return list<PhabricatorApplicationTransaction> Generated transactions.
			* @task conduit
			*/
			private function getConduitTransactions(
			ConduitAPIRequest $request,
			array $types,
			PhabricatorApplicationTransaction $template) {

			$transactions_key = 'transactions';

			$xactions = $request->getValue($transactions_key);
			if (!is_array($xactions)) {
			throw new Exception(
			pht(
			'Parameter "%s" is not a list of transactions.',
			$transactions_key));
			}

			foreach ($xactions as $key => $xaction) {
			if (!is_array($xaction)) {
			throw new Exception(
			pht(
			'Parameter "%s" must contain a list of transaction descriptions, '.
			'but item with key "%s" is not a dictionary.',
			$transactions_key,
			$key));
			}

			if (!array_key_exists('type', $xaction)) {
			throw new Exception(
			pht(
			'Parameter "%s" must contain a list of transaction descriptions, '.
			'but item with key "%s" is missing a "type" field. Each '.
			'transaction must have a type field.',
			$transactions_key,
			$key));
			}

			$type = $xaction['type'];
			if (empty($types[$type])) {
			throw new Exception(
			pht(
			'Transaction with key "%s" has invalid type "%s". This type is '.
			'not recognized. Valid types are: %s.',
			$key,
			$type,
			implode(', ', array_keys($types))));
			}
			}

			$results = array();
			foreach ($xactions as $xaction) {
			$type = $types[$xaction['type']];

			$results[] = $type->generateTransaction(
			clone $template,
			$xaction);
			}

			return $results;
			}


			/**
			* @return map<string, PhabricatorEditType>
			* @task conduit
			*/
			private function getAllEditTypesFromFields(array $fields) {
			$types = array();
			foreach ($fields as $field) {
			$field_types = $field->getEditTransactionTypes();
			foreach ($field_types as $field_type) {
			$field_type->setField($field);
			$types[$field_type->getEditType()] = $field_type;
			}
			}
			return $types;
			}

			public function getAllEditTypes() {
			$object = $this->newEditableObject();
			$fields = $this->buildEditFields($object);
			return $this->getAllEditTypesFromFields($fields);
			}


			}

phab/src/applications/transactions/editengine/PhabricatorApplicationEditEngine.php9de4bc6f3acffeature/better-testing

PhabricatorApplicationEditEngine.phpView Options

phab/src/applications/transactions/editengine/PhabricatorApplicationEditEngine.php
9de4bc6f3acffeature/better-testing

PhabricatorApplicationEditEngine.php
View Options