Differential D16857 Diff 40745 src/ref/ArcanistRefQuery.php

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src/ref/ArcanistRefQuery.php

This file was added.

				<?php

				final class ArcanistRefQuery extends Phobject {

				private $repositoryAPI;
				private $conduitEngine;

				private $refs;
				private $hardpoints;

				public function setRefs(array $refs) {
				assert_instances_of($refs, 'ArcanistRef');
				$this->refs = $refs;
				return $this;
				}

				public function getRefs() {
				return $this->refs;
				}

				public function setRepositoryAPI(ArcanistRepositoryAPI $repository_api) {
				$this->repositoryAPI = $repository_api;
				return $this;
				}

				public function getRepositoryAPI() {
				return $this->repositoryAPI;
				}

				public function setConduitEngine(ArcanistConduitEngine $conduit_engine) {
				$this->conduitEngine = $conduit_engine;
				return $this;
				}

				public function getConduitEngine() {
				return $this->conduitEngine;
				}

				public function needHardpoints(array $hardpoints) {
				$this->hardpoints = $hardpoints;
				return $this;
				}

				public function execute() {
				$refs = $this->getRefs();

				if ($this->refs === null) {
				throw new PhutilInvalidStateException('setRefs');
				}

				if ($this->hardpoints === null) {
				throw new PhutilInvalidStateException('needHardpoints');
				}

				$api = $this->getRepositoryAPI();
				$all_loaders = ArcanistHardpointLoader::getAllLoaders();

				$loaders = array();
				foreach ($all_loaders as $loader_key => $loader) {
				if (!$loader->canLoadRepositoryAPI($api)) {
				continue;
				}

				$loaders[$loader_key] = id(clone $loader)
				->setQuery($this);
				}

				foreach ($this->hardpoints as $hardpoint) {
				$load = array();
				$need = array();
				$has_hardpoint = false;
				foreach ($refs as $ref_key => $ref) {
				if (!$ref->hasHardpoint($hardpoint)) {
				continue;
				}

				$has_hardpoint = true;

				if ($ref->hasAttachedHardpoint($hardpoint)) {
				continue;
				}

				foreach ($loaders as $loader_key => $loader) {
				if (!$loader->canLoadRef($ref)) {
				continue;
				}

				if (!$loader->canLoadHardpoint($ref, $hardpoint)) {
				continue;
				}

				$load[$loader_key][$ref_key] = $ref;
				}

				$need[$ref_key] = $ref_key;
				}

				if ($refs && !$has_hardpoint) {
				throw new Exception(
				pht(
				'No ref in query has hardpoint "%s".',
				$hardpoint));
				}

				$vectors = array();
				foreach ($need as $ref_key) {
				$ref = $refs[$ref_key];
				if ($ref->isVectorHardpoint($hardpoint)) {
				$vectors[$ref_key] = $ref_key;
				$ref->attachHardpoint($hardpoint, array());
				}
				}

				foreach ($load as $loader_key => $loader_refs) {
				$loader_refs = array_select_keys($loader_refs, $need);

				$loader = $loaders[$loader_key];
				$data = $loader->loadHardpoints($loader_refs, $hardpoint);

				foreach ($data as $ref_key => $value) {
				$ref = $refs[$ref_key];
				if (isset($vectors[$ref_key])) {
				$ref->appendHardpoint($hardpoint, $value);
				} else {
				unset($need[$ref_key]);
				$ref->attachHardpoint($hardpoint, $value);
				}
				}
				}

				foreach ($vectors as $ref_key) {
				unset($need[$ref_key]);
				}

				if ($need) {
				throw new Exception(
				pht(
				'Nothing could attach data to hardpoint "%s" for ref "%s".',
				$hardpoint,
				$refs[head($need)]->getRefIdentifier()));
				}
				}

				return $refs;
				}

				}