1
0
Fork 0
mirror of https://we.phorge.it/source/phorge.git synced 2024-11-15 03:12:41 +01:00
phorge-phorge/src/applications/search/engine/PhabricatorApplicationSearchEngine.php
epriestley 59ae0d6fff Allow EditEngine create and edit forms to be reordered
Summary:
Ref T9132. Ref T9908. Puts reordering UI in place:

  - For create forms, this just lets you pick a UI display order other than alphabetical. Seems nice to have.
  - For edit forms, this lets you create a hierarchy of advanced-to-basic forms and give them different visibility policies, if you want.

Test Plan:
{F1017842}

  - Verified that "Edit Thing" now takes me to the highest-ranked edit form.
  - Verified that create menu and quick create menu reflect application order.

Reviewers: chad

Reviewed By: chad

Maniphest Tasks: T9132, T9908

Differential Revision: https://secure.phabricator.com/D14704
2015-12-08 13:00:54 -08:00

1175 lines
30 KiB
PHP

<?php
/**
* Represents an abstract search engine for an application. It supports
* creating and storing saved queries.
*
* @task construct Constructing Engines
* @task app Applications
* @task builtin Builtin Queries
* @task uri Query URIs
* @task dates Date Filters
* @task order Result Ordering
* @task read Reading Utilities
* @task exec Paging and Executing Queries
* @task render Rendering Results
*/
abstract class PhabricatorApplicationSearchEngine extends Phobject {
private $application;
private $viewer;
private $errors = array();
private $customFields = false;
private $request;
private $context;
private $controller;
private $namedQueries;
private $navigationItems = array();
const CONTEXT_LIST = 'list';
const CONTEXT_PANEL = 'panel';
public function setController(PhabricatorController $controller) {
$this->controller = $controller;
return $this;
}
public function getController() {
return $this->controller;
}
public function buildResponse() {
$controller = $this->getController();
$request = $controller->getRequest();
$search = id(new PhabricatorApplicationSearchController())
->setQueryKey($request->getURIData('queryKey'))
->setSearchEngine($this);
return $controller->delegateToController($search);
}
public function newResultObject() {
// We may be able to get this automatically if newQuery() is implemented.
$query = $this->newQuery();
if ($query) {
$object = $query->newResultObject();
if ($object) {
return $object;
}
}
return null;
}
public function newQuery() {
return null;
}
public function setViewer(PhabricatorUser $viewer) {
$this->viewer = $viewer;
return $this;
}
protected function requireViewer() {
if (!$this->viewer) {
throw new PhutilInvalidStateException('setViewer');
}
return $this->viewer;
}
public function setContext($context) {
$this->context = $context;
return $this;
}
public function isPanelContext() {
return ($this->context == self::CONTEXT_PANEL);
}
public function setNavigationItems(array $navigation_items) {
assert_instances_of($navigation_items, 'PHUIListItemView');
$this->navigationItems = $navigation_items;
return $this;
}
public function getNavigationItems() {
return $this->navigationItems;
}
public function canUseInPanelContext() {
return true;
}
public function saveQuery(PhabricatorSavedQuery $query) {
$query->setEngineClassName(get_class($this));
$unguarded = AphrontWriteGuard::beginScopedUnguardedWrites();
try {
$query->save();
} catch (AphrontDuplicateKeyQueryException $ex) {
// Ignore, this is just a repeated search.
}
unset($unguarded);
}
/**
* Create a saved query object from the request.
*
* @param AphrontRequest The search request.
* @return PhabricatorSavedQuery
*/
public function buildSavedQueryFromRequest(AphrontRequest $request) {
$fields = $this->buildSearchFields();
$viewer = $this->requireViewer();
$saved = new PhabricatorSavedQuery();
foreach ($fields as $field) {
$field->setViewer($viewer);
$value = $field->readValueFromRequest($request);
$saved->setParameter($field->getKey(), $value);
}
return $saved;
}
/**
* Executes the saved query.
*
* @param PhabricatorSavedQuery The saved query to operate on.
* @return The result of the query.
*/
public function buildQueryFromSavedQuery(PhabricatorSavedQuery $saved) {
$saved = clone $saved;
$this->willUseSavedQuery($saved);
$fields = $this->buildSearchFields();
$viewer = $this->requireViewer();
$map = array();
foreach ($fields as $field) {
$field->setViewer($viewer);
$field->readValueFromSavedQuery($saved);
$value = $field->getValueForQuery($field->getValue());
$map[$field->getKey()] = $value;
}
$query = $this->buildQueryFromParameters($map);
$object = $this->newResultObject();
if (!$object) {
return $query;
}
if ($object instanceof PhabricatorSubscribableInterface) {
if (!empty($map['subscriberPHIDs'])) {
$query->withEdgeLogicPHIDs(
PhabricatorObjectHasSubscriberEdgeType::EDGECONST,
PhabricatorQueryConstraint::OPERATOR_OR,
$map['subscriberPHIDs']);
}
}
if ($object instanceof PhabricatorProjectInterface) {
if (!empty($map['projectPHIDs'])) {
$query->withEdgeLogicConstraints(
PhabricatorProjectObjectHasProjectEdgeType::EDGECONST,
$map['projectPHIDs']);
}
}
if ($object instanceof PhabricatorSpacesInterface) {
if (!empty($map['spacePHIDs'])) {
$query->withSpacePHIDs($map['spacePHIDs']);
} else {
// If the user doesn't search for objects in specific spaces, we
// default to "all active spaces you have permission to view".
$query->withSpaceIsArchived(false);
}
}
if ($object instanceof PhabricatorCustomFieldInterface) {
$this->applyCustomFieldsToQuery($query, $saved);
}
$order = $saved->getParameter('order');
$builtin = $query->getBuiltinOrderAliasMap();
if (strlen($order) && isset($builtin[$order])) {
$query->setOrder($order);
} else {
// If the order is invalid or not available, we choose the first
// builtin order. This isn't always the default order for the query,
// but is the first value in the "Order" dropdown, and makes the query
// behavior more consistent with the UI. In queries where the two
// orders differ, this order is the preferred order for humans.
$query->setOrder(head_key($builtin));
}
return $query;
}
/**
* Hook for subclasses to adjust saved queries prior to use.
*
* If an application changes how queries are saved, it can implement this
* hook to keep old queries working the way users expect, by reading,
* adjusting, and overwriting parameters.
*
* @param PhabricatorSavedQuery Saved query which will be executed.
* @return void
*/
protected function willUseSavedQuery(PhabricatorSavedQuery $saved) {
return;
}
protected function buildQueryFromParameters(array $parameters) {
throw new PhutilMethodNotImplementedException();
}
/**
* Builds the search form using the request.
*
* @param AphrontFormView Form to populate.
* @param PhabricatorSavedQuery The query from which to build the form.
* @return void
*/
public function buildSearchForm(
AphrontFormView $form,
PhabricatorSavedQuery $saved) {
$saved = clone $saved;
$this->willUseSavedQuery($saved);
$fields = $this->buildSearchFields();
$fields = $this->adjustFieldsForDisplay($fields);
$viewer = $this->requireViewer();
foreach ($fields as $field) {
$field->setViewer($viewer);
$field->readValueFromSavedQuery($saved);
}
foreach ($fields as $field) {
foreach ($field->getErrors() as $error) {
$this->addError(last($error));
}
}
foreach ($fields as $field) {
$field->appendToForm($form);
}
}
protected function buildSearchFields() {
$fields = array();
foreach ($this->buildCustomSearchFields() as $field) {
$fields[] = $field;
}
$object = $this->newResultObject();
if ($object) {
if ($object instanceof PhabricatorSubscribableInterface) {
$fields[] = id(new PhabricatorSearchSubscribersField())
->setLabel(pht('Subscribers'))
->setKey('subscriberPHIDs')
->setAliases(array('subscriber', 'subscribers'));
}
if ($object instanceof PhabricatorProjectInterface) {
$fields[] = id(new PhabricatorProjectSearchField())
->setKey('projectPHIDs')
->setAliases(array('project', 'projects'))
->setLabel(pht('Projects'));
}
if ($object instanceof PhabricatorSpacesInterface) {
if (PhabricatorSpacesNamespaceQuery::getSpacesExist()) {
$fields[] = id(new PhabricatorSpacesSearchField())
->setKey('spacePHIDs')
->setAliases(array('space', 'spaces'))
->setLabel(pht('Spaces'));
}
}
}
foreach ($this->buildCustomFieldSearchFields() as $custom_field) {
$fields[] = $custom_field;
}
$query = $this->newQuery();
if ($query && $this->shouldShowOrderField()) {
$orders = $query->getBuiltinOrders();
$orders = ipull($orders, 'name');
$fields[] = id(new PhabricatorSearchOrderField())
->setLabel(pht('Order By'))
->setKey('order')
->setOrderAliases($query->getBuiltinOrderAliasMap())
->setOptions($orders);
}
$field_map = array();
foreach ($fields as $field) {
$key = $field->getKey();
if (isset($field_map[$key])) {
throw new Exception(
pht(
'Two fields in this SearchEngine use the same key ("%s"), but '.
'each field must use a unique key.',
$key));
}
$field_map[$key] = $field;
}
return $field_map;
}
protected function shouldShowOrderField() {
return true;
}
private function adjustFieldsForDisplay(array $field_map) {
$order = $this->getDefaultFieldOrder();
$head_keys = array();
$tail_keys = array();
$seen_tail = false;
foreach ($order as $order_key) {
if ($order_key === '...') {
$seen_tail = true;
continue;
}
if (!$seen_tail) {
$head_keys[] = $order_key;
} else {
$tail_keys[] = $order_key;
}
}
$head = array_select_keys($field_map, $head_keys);
$body = array_diff_key($field_map, array_fuse($tail_keys));
$tail = array_select_keys($field_map, $tail_keys);
$result = $head + $body + $tail;
foreach ($this->getHiddenFields() as $hidden_key) {
unset($result[$hidden_key]);
}
return $result;
}
protected function buildCustomSearchFields() {
throw new PhutilMethodNotImplementedException();
}
/**
* Define the default display order for fields by returning a list of
* field keys.
*
* You can use the special key `...` to mean "all unspecified fields go
* here". This lets you easily put important fields at the top of the form,
* standard fields in the middle of the form, and less important fields at
* the bottom.
*
* For example, you might return a list like this:
*
* return array(
* 'authorPHIDs',
* 'reviewerPHIDs',
* '...',
* 'createdAfter',
* 'createdBefore',
* );
*
* Any unspecified fields (including custom fields and fields added
* automatically by infrastruture) will be put in the middle.
*
* @return list<string> Default ordering for field keys.
*/
protected function getDefaultFieldOrder() {
return array();
}
/**
* Return a list of field keys which should be hidden from the viewer.
*
* @return list<string> Fields to hide.
*/
protected function getHiddenFields() {
return array();
}
public function getErrors() {
return $this->errors;
}
public function addError($error) {
$this->errors[] = $error;
return $this;
}
/**
* Return an application URI corresponding to the results page of a query.
* Normally, this is something like `/application/query/QUERYKEY/`.
*
* @param string The query key to build a URI for.
* @return string URI where the query can be executed.
* @task uri
*/
public function getQueryResultsPageURI($query_key) {
return $this->getURI('query/'.$query_key.'/');
}
/**
* Return an application URI for query management. This is used when, e.g.,
* a query deletion operation is cancelled.
*
* @return string URI where queries can be managed.
* @task uri
*/
public function getQueryManagementURI() {
return $this->getURI('query/edit/');
}
/**
* Return the URI to a path within the application. Used to construct default
* URIs for management and results.
*
* @return string URI to path.
* @task uri
*/
abstract protected function getURI($path);
/**
* Return a human readable description of the type of objects this query
* searches for.
*
* For example, "Tasks" or "Commits".
*
* @return string Human-readable description of what this engine is used to
* find.
*/
abstract public function getResultTypeDescription();
public function newSavedQuery() {
return id(new PhabricatorSavedQuery())
->setEngineClassName(get_class($this));
}
public function addNavigationItems(PHUIListView $menu) {
$viewer = $this->requireViewer();
$menu->newLabel(pht('Queries'));
$named_queries = $this->loadEnabledNamedQueries();
foreach ($named_queries as $query) {
$key = $query->getQueryKey();
$uri = $this->getQueryResultsPageURI($key);
$menu->newLink($query->getQueryName(), $uri, 'query/'.$key);
}
if ($viewer->isLoggedIn()) {
$manage_uri = $this->getQueryManagementURI();
$menu->newLink(pht('Edit Queries...'), $manage_uri, 'query/edit');
}
$menu->newLabel(pht('Search'));
$advanced_uri = $this->getQueryResultsPageURI('advanced');
$menu->newLink(pht('Advanced Search'), $advanced_uri, 'query/advanced');
foreach ($this->navigationItems as $extra_item) {
$menu->addMenuItem($extra_item);
}
return $this;
}
public function loadAllNamedQueries() {
$viewer = $this->requireViewer();
$builtin = $this->getBuiltinQueries($viewer);
if ($this->namedQueries === null) {
$named_queries = id(new PhabricatorNamedQueryQuery())
->setViewer($viewer)
->withUserPHIDs(array($viewer->getPHID()))
->withEngineClassNames(array(get_class($this)))
->execute();
$named_queries = mpull($named_queries, null, 'getQueryKey');
$builtin = mpull($builtin, null, 'getQueryKey');
foreach ($named_queries as $key => $named_query) {
if ($named_query->getIsBuiltin()) {
if (isset($builtin[$key])) {
$named_queries[$key]->setQueryName($builtin[$key]->getQueryName());
unset($builtin[$key]);
} else {
unset($named_queries[$key]);
}
}
unset($builtin[$key]);
}
$named_queries = msort($named_queries, 'getSortKey');
$this->namedQueries = $named_queries;
}
return $this->namedQueries + $builtin;
}
public function loadEnabledNamedQueries() {
$named_queries = $this->loadAllNamedQueries();
foreach ($named_queries as $key => $named_query) {
if ($named_query->getIsBuiltin() && $named_query->getIsDisabled()) {
unset($named_queries[$key]);
}
}
return $named_queries;
}
protected function setQueryProjects(
PhabricatorCursorPagedPolicyAwareQuery $query,
PhabricatorSavedQuery $saved) {
$datasource = id(new PhabricatorProjectLogicalDatasource())
->setViewer($this->requireViewer());
$projects = $saved->getParameter('projects', array());
$constraints = $datasource->evaluateTokens($projects);
if ($constraints) {
$query->withEdgeLogicConstraints(
PhabricatorProjectObjectHasProjectEdgeType::EDGECONST,
$constraints);
}
return $this;
}
/* -( Applications )------------------------------------------------------- */
protected function getApplicationURI($path = '') {
return $this->getApplication()->getApplicationURI($path);
}
protected function getApplication() {
if (!$this->application) {
$class = $this->getApplicationClassName();
$this->application = id(new PhabricatorApplicationQuery())
->setViewer($this->requireViewer())
->withClasses(array($class))
->withInstalled(true)
->executeOne();
if (!$this->application) {
throw new Exception(
pht(
'Application "%s" is not installed!',
$class));
}
}
return $this->application;
}
abstract public function getApplicationClassName();
/* -( Constructing Engines )----------------------------------------------- */
/**
* Load all available application search engines.
*
* @return list<PhabricatorApplicationSearchEngine> All available engines.
* @task construct
*/
public static function getAllEngines() {
return id(new PhutilClassMapQuery())
->setAncestorClass(__CLASS__)
->execute();
}
/**
* Get an engine by class name, if it exists.
*
* @return PhabricatorApplicationSearchEngine|null Engine, or null if it does
* not exist.
* @task construct
*/
public static function getEngineByClassName($class_name) {
return idx(self::getAllEngines(), $class_name);
}
/* -( Builtin Queries )---------------------------------------------------- */
/**
* @task builtin
*/
public function getBuiltinQueries() {
$names = $this->getBuiltinQueryNames();
$queries = array();
$sequence = 0;
foreach ($names as $key => $name) {
$queries[$key] = id(new PhabricatorNamedQuery())
->setUserPHID($this->requireViewer()->getPHID())
->setEngineClassName(get_class($this))
->setQueryName($name)
->setQueryKey($key)
->setSequence((1 << 24) + $sequence++)
->setIsBuiltin(true);
}
return $queries;
}
/**
* @task builtin
*/
public function getBuiltinQuery($query_key) {
if (!$this->isBuiltinQuery($query_key)) {
throw new Exception(pht("'%s' is not a builtin!", $query_key));
}
return idx($this->getBuiltinQueries(), $query_key);
}
/**
* @task builtin
*/
protected function getBuiltinQueryNames() {
return array();
}
/**
* @task builtin
*/
public function isBuiltinQuery($query_key) {
$builtins = $this->getBuiltinQueries();
return isset($builtins[$query_key]);
}
/**
* @task builtin
*/
public function buildSavedQueryFromBuiltin($query_key) {
throw new Exception(pht("Builtin '%s' is not supported!", $query_key));
}
/* -( Reading Utilities )--------------------------------------------------- */
/**
* Read a list of user PHIDs from a request in a flexible way. This method
* supports either of these forms:
*
* users[]=alincoln&users[]=htaft
* users=alincoln,htaft
*
* Additionally, users can be specified either by PHID or by name.
*
* The main goal of this flexibility is to allow external programs to generate
* links to pages (like "alincoln's open revisions") without needing to make
* API calls.
*
* @param AphrontRequest Request to read user PHIDs from.
* @param string Key to read in the request.
* @param list<const> Other permitted PHID types.
* @return list<phid> List of user PHIDs and selector functions.
* @task read
*/
protected function readUsersFromRequest(
AphrontRequest $request,
$key,
array $allow_types = array()) {
$list = $this->readListFromRequest($request, $key);
$phids = array();
$names = array();
$allow_types = array_fuse($allow_types);
$user_type = PhabricatorPeopleUserPHIDType::TYPECONST;
foreach ($list as $item) {
$type = phid_get_type($item);
if ($type == $user_type) {
$phids[] = $item;
} else if (isset($allow_types[$type])) {
$phids[] = $item;
} else {
if (PhabricatorTypeaheadDatasource::isFunctionToken($item)) {
// If this is a function, pass it through unchanged; we'll evaluate
// it later.
$phids[] = $item;
} else {
$names[] = $item;
}
}
}
if ($names) {
$users = id(new PhabricatorPeopleQuery())
->setViewer($this->requireViewer())
->withUsernames($names)
->execute();
foreach ($users as $user) {
$phids[] = $user->getPHID();
}
$phids = array_unique($phids);
}
return $phids;
}
/**
* Read a list of project PHIDs from a request in a flexible way.
*
* @param AphrontRequest Request to read user PHIDs from.
* @param string Key to read in the request.
* @return list<phid> List of projet PHIDs and selector functions.
* @task read
*/
protected function readProjectsFromRequest(AphrontRequest $request, $key) {
$list = $this->readListFromRequest($request, $key);
$phids = array();
$slugs = array();
$project_type = PhabricatorProjectProjectPHIDType::TYPECONST;
foreach ($list as $item) {
$type = phid_get_type($item);
if ($type == $project_type) {
$phids[] = $item;
} else {
if (PhabricatorTypeaheadDatasource::isFunctionToken($item)) {
// If this is a function, pass it through unchanged; we'll evaluate
// it later.
$phids[] = $item;
} else {
$slugs[] = $item;
}
}
}
if ($slugs) {
$projects = id(new PhabricatorProjectQuery())
->setViewer($this->requireViewer())
->withSlugs($slugs)
->execute();
foreach ($projects as $project) {
$phids[] = $project->getPHID();
}
$phids = array_unique($phids);
}
return $phids;
}
/**
* Read a list of subscribers from a request in a flexible way.
*
* @param AphrontRequest Request to read PHIDs from.
* @param string Key to read in the request.
* @return list<phid> List of object PHIDs.
* @task read
*/
protected function readSubscribersFromRequest(
AphrontRequest $request,
$key) {
return $this->readUsersFromRequest(
$request,
$key,
array(
PhabricatorProjectProjectPHIDType::TYPECONST,
));
}
/**
* Read a list of generic PHIDs from a request in a flexible way. Like
* @{method:readUsersFromRequest}, this method supports either array or
* comma-delimited forms. Objects can be specified either by PHID or by
* object name.
*
* @param AphrontRequest Request to read PHIDs from.
* @param string Key to read in the request.
* @param list<const> Optional, list of permitted PHID types.
* @return list<phid> List of object PHIDs.
*
* @task read
*/
protected function readPHIDsFromRequest(
AphrontRequest $request,
$key,
array $allow_types = array()) {
$list = $this->readListFromRequest($request, $key);
$objects = id(new PhabricatorObjectQuery())
->setViewer($this->requireViewer())
->withNames($list)
->execute();
$list = mpull($objects, 'getPHID');
if (!$list) {
return array();
}
// If only certain PHID types are allowed, filter out all the others.
if ($allow_types) {
$allow_types = array_fuse($allow_types);
foreach ($list as $key => $phid) {
if (empty($allow_types[phid_get_type($phid)])) {
unset($list[$key]);
}
}
}
return $list;
}
/**
* Read a list of items from the request, in either array format or string
* format:
*
* list[]=item1&list[]=item2
* list=item1,item2
*
* This provides flexibility when constructing URIs, especially from external
* sources.
*
* @param AphrontRequest Request to read strings from.
* @param string Key to read in the request.
* @return list<string> List of values.
*/
protected function readListFromRequest(
AphrontRequest $request,
$key) {
$list = $request->getArr($key, null);
if ($list === null) {
$list = $request->getStrList($key);
}
if (!$list) {
return array();
}
return $list;
}
protected function readDateFromRequest(
AphrontRequest $request,
$key) {
$value = AphrontFormDateControlValue::newFromRequest($request, $key);
if ($value->isEmpty()) {
return null;
}
return $value->getDictionary();
}
protected function readBoolFromRequest(
AphrontRequest $request,
$key) {
if (!strlen($request->getStr($key))) {
return null;
}
return $request->getBool($key);
}
protected function getBoolFromQuery(PhabricatorSavedQuery $query, $key) {
$value = $query->getParameter($key);
if ($value === null) {
return $value;
}
return $value ? 'true' : 'false';
}
/* -( Dates )-------------------------------------------------------------- */
/**
* @task dates
*/
protected function parseDateTime($date_time) {
if (!strlen($date_time)) {
return null;
}
return PhabricatorTime::parseLocalTime($date_time, $this->requireViewer());
}
/**
* @task dates
*/
protected function buildDateRange(
AphrontFormView $form,
PhabricatorSavedQuery $saved_query,
$start_key,
$start_name,
$end_key,
$end_name) {
$start_str = $saved_query->getParameter($start_key);
$start = null;
if (strlen($start_str)) {
$start = $this->parseDateTime($start_str);
if (!$start) {
$this->addError(
pht(
'"%s" date can not be parsed.',
$start_name));
}
}
$end_str = $saved_query->getParameter($end_key);
$end = null;
if (strlen($end_str)) {
$end = $this->parseDateTime($end_str);
if (!$end) {
$this->addError(
pht(
'"%s" date can not be parsed.',
$end_name));
}
}
if ($start && $end && ($start >= $end)) {
$this->addError(
pht(
'"%s" must be a date before "%s".',
$start_name,
$end_name));
}
$form
->appendChild(
id(new PHUIFormFreeformDateControl())
->setName($start_key)
->setLabel($start_name)
->setValue($start_str))
->appendChild(
id(new AphrontFormTextControl())
->setName($end_key)
->setLabel($end_name)
->setValue($end_str));
}
/* -( Paging and Executing Queries )--------------------------------------- */
public function getPageSize(PhabricatorSavedQuery $saved) {
$limit = (int)$saved->getParameter('limit');
if ($limit > 0) {
return $limit;
}
return 100;
}
public function shouldUseOffsetPaging() {
return false;
}
public function newPagerForSavedQuery(PhabricatorSavedQuery $saved) {
if ($this->shouldUseOffsetPaging()) {
$pager = new PHUIPagerView();
} else {
$pager = new AphrontCursorPagerView();
}
$page_size = $this->getPageSize($saved);
if (is_finite($page_size)) {
$pager->setPageSize($page_size);
} else {
// Consider an INF pagesize to mean a large finite pagesize.
// TODO: It would be nice to handle this more gracefully, but math
// with INF seems to vary across PHP versions, systems, and runtimes.
$pager->setPageSize(0xFFFF);
}
return $pager;
}
public function executeQuery(
PhabricatorPolicyAwareQuery $query,
AphrontView $pager) {
$query->setViewer($this->requireViewer());
if ($this->shouldUseOffsetPaging()) {
$objects = $query->executeWithOffsetPager($pager);
} else {
$objects = $query->executeWithCursorPager($pager);
}
return $objects;
}
/* -( Rendering )---------------------------------------------------------- */
public function setRequest(AphrontRequest $request) {
$this->request = $request;
return $this;
}
public function getRequest() {
return $this->request;
}
public function renderResults(
array $objects,
PhabricatorSavedQuery $query) {
$phids = $this->getRequiredHandlePHIDsForResultList($objects, $query);
if ($phids) {
$handles = id(new PhabricatorHandleQuery())
->setViewer($this->requireViewer())
->witHPHIDs($phids)
->execute();
} else {
$handles = array();
}
return $this->renderResultList($objects, $query, $handles);
}
protected function getRequiredHandlePHIDsForResultList(
array $objects,
PhabricatorSavedQuery $query) {
return array();
}
abstract protected function renderResultList(
array $objects,
PhabricatorSavedQuery $query,
array $handles);
/* -( Application Search )------------------------------------------------- */
/**
* Retrieve an object to use to define custom fields for this search.
*
* To integrate with custom fields, subclasses should override this method
* and return an instance of the application object which implements
* @{interface:PhabricatorCustomFieldInterface}.
*
* @return PhabricatorCustomFieldInterface|null Object with custom fields.
* @task appsearch
*/
public function getCustomFieldObject() {
$object = $this->newResultObject();
if ($object instanceof PhabricatorCustomFieldInterface) {
return $object;
}
return null;
}
/**
* Get the custom fields for this search.
*
* @return PhabricatorCustomFieldList|null Custom fields, if this search
* supports custom fields.
* @task appsearch
*/
public function getCustomFieldList() {
if ($this->customFields === false) {
$object = $this->getCustomFieldObject();
if ($object) {
$fields = PhabricatorCustomField::getObjectFields(
$object,
PhabricatorCustomField::ROLE_APPLICATIONSEARCH);
$fields->setViewer($this->requireViewer());
} else {
$fields = null;
}
$this->customFields = $fields;
}
return $this->customFields;
}
/**
* Applies data from a saved query to an executable query.
*
* @param PhabricatorCursorPagedPolicyAwareQuery Query to constrain.
* @param PhabricatorSavedQuery Saved query to read.
* @return void
*/
protected function applyCustomFieldsToQuery(
PhabricatorCursorPagedPolicyAwareQuery $query,
PhabricatorSavedQuery $saved) {
$list = $this->getCustomFieldList();
if (!$list) {
return;
}
foreach ($list->getFields() as $field) {
$value = $field->applyApplicationSearchConstraintToQuery(
$this,
$query,
$saved->getParameter('custom:'.$field->getFieldIndex()));
}
}
private function buildCustomFieldSearchFields() {
$list = $this->getCustomFieldList();
if (!$list) {
return array();
}
$fields = array();
foreach ($list->getFields() as $field) {
$fields[] = id(new PhabricatorSearchCustomFieldProxyField())
->setSearchEngine($this)
->setCustomField($field);
}
return $fields;
}
}