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HeraldDifferentialRevisionAdapter.php
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Fri, Aug 23, 01:25

HeraldDifferentialRevisionAdapter.php
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<?php
/*
* Copyright 2011 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
class HeraldDifferentialRevisionAdapter extends HeraldObjectAdapter {
protected $revision;
protected $diff;
protected $explicitCCs;
protected $explicitReviewers;
protected $forbiddenCCs;
protected $newCCs = array();
protected $remCCs = array();
protected $repository;
protected $affectedPackages;
protected $changesets;
public function __construct(
DifferentialRevision $revision,
DifferentialDiff $diff) {
$revision->loadRelationships();
$this->revision = $revision;
$this->diff = $diff;
}
public function setExplicitCCs($explicit_ccs) {
$this->explicitCCs = $explicit_ccs;
return $this;
}
public function setExplicitReviewers($explicit_reviewers) {
$this->explicitReviewers = $explicit_reviewers;
return $this;
}
public function setForbiddenCCs($forbidden_ccs) {
$this->forbiddenCCs = $forbidden_ccs;
return $this;
}
public function getCCsAddedByHerald() {
return array_diff_key($this->newCCs, $this->remCCs);
}
public function getCCsRemovedByHerald() {
return $this->remCCs;
}
public function getPHID() {
return $this->revision->getPHID();
}
public function getHeraldName() {
return $this->revision->getTitle();
}
public function getHeraldTypeName() {
return HeraldContentTypeConfig::CONTENT_TYPE_DIFFERENTIAL;
}
public function loadRepository() {
if ($this->repository === null) {
$diff = $this->diff;
$repository = false;
if ($diff->getRepositoryUUID()) {
$repository = id(new PhabricatorRepository())->loadOneWhere(
'uuid = %s',
$diff->getRepositoryUUID());
}
if (!$repository && $diff->getArcanistProjectPHID()) {
$project = id(new PhabricatorRepositoryArcanistProject())->loadOneWhere(
'phid = %s',
$diff->getArcanistProjectPHID());
if ($project && $project->getRepositoryID()) {
$repository = id(new PhabricatorRepository())->load(
$project->getRepositoryID());
}
}
$this->repository = $repository;
}
return $this->repository;
}
protected function loadChangesets() {
if ($this->changesets === null) {
$this->changesets = $this->diff->loadChangesets();
}
return $this->changesets;
}
protected function loadAffectedPaths() {
$changesets = $this->loadChangesets();
$paths = array();
foreach ($changesets as $changeset) {
$paths[] = $this->getAbsoluteRepositoryPathForChangeset($changeset);
}
return $paths;
}
protected function getAbsoluteRepositoryPathForChangeset(
DifferentialChangeset $changeset) {
$repository = $this->loadRepository();
if (!$repository) {
return '/'.ltrim($changeset->getFilename(), '/');
}
$diff = $this->diff;
return $changeset->getAbsoluteRepositoryPath($diff, $repository);
}
protected function loadContentDictionary() {
$changesets = $this->loadChangesets();
$hunks = array();
if ($changesets) {
$hunks = id(new DifferentialHunk())->loadAllWhere(
'changesetID in (%Ld)',
mpull($changesets, 'getID'));
}
$dict = array();
$hunks = mgroup($hunks, 'getChangesetID');
$changesets = mpull($changesets, null, 'getID');
foreach ($changesets as $id => $changeset) {
$path = $this->getAbsoluteRepositoryPathForChangeset($changeset);
$content = array();
foreach (idx($hunks, $id, array()) as $hunk) {
$content[] = $hunk->makeChanges();
}
$dict[$path] = implode("\n", $content);
}
return $dict;
}
public function loadAffectedPackages() {
if ($this->affectedPackages === null) {
$this->affectedPackages = array();
$repository = $this->loadRepository();
if ($repository) {
$packages = PhabricatorOwnersPackage::loadAffectedPackages(
$repository,
$this->loadAffectedPaths());
$this->affectedPackages = $packages;
}
}
return $this->affectedPackages;
}
public function getHeraldField($field) {
switch ($field) {
case HeraldFieldConfig::FIELD_TITLE:
return $this->revision->getTitle();
break;
case HeraldFieldConfig::FIELD_BODY:
return $this->revision->getSummary()."\n".
$this->revision->getTestPlan();
break;
case HeraldFieldConfig::FIELD_AUTHOR:
return $this->revision->getAuthorPHID();
break;
case HeraldFieldConfig::FIELD_DIFF_FILE:
return $this->loadAffectedPaths();
case HeraldFieldConfig::FIELD_CC:
if (isset($this->explicitCCs)) {
return array_keys($this->explicitCCs);
} else {
return $this->revision->getCCPHIDs();
}
case HeraldFieldConfig::FIELD_REVIEWERS:
if (isset($this->explicitReviewers)) {
return array_keys($this->explicitReviewers);
} else {
return $this->revision->getReviewers();
}
case HeraldFieldConfig::FIELD_REPOSITORY:
$repository = $this->loadRepository();
if (!$repository) {
return null;
}
return $repository->getPHID();
case HeraldFieldConfig::FIELD_DIFF_CONTENT:
return $this->loadContentDictionary();
case HeraldFieldConfig::FIELD_AFFECTED_PACKAGE:
$packages = $this->loadAffectedPackages();
return mpull($packages, 'getPHID');
case HeraldFieldConfig::FIELD_AFFECTED_PACKAGE_OWNER:
$packages = $this->loadAffectedPackages();
$owners = PhabricatorOwnersOwner::loadAllForPackages($packages);
return mpull($owners, 'getUserPHID');
default:
throw new Exception("Invalid field '{$field}'.");
}
}
public function applyHeraldEffects(array $effects) {
$result = array();
if ($this->explicitCCs) {
$effect = new HeraldEffect();
$effect->setAction(HeraldActionConfig::ACTION_ADD_CC);
$effect->setTarget(array_keys($this->explicitCCs));
$effect->setReason(
'CCs provided explicitly by revision author or carried over from a '.
'previous version of the revision.');
$result[] = new HeraldApplyTranscript(
$effect,
true,
'Added addresses to CC list.');
}
$forbidden_ccs = array_fill_keys(
nonempty($this->forbiddenCCs, array()),
true);
foreach ($effects as $effect) {
$action = $effect->getAction();
switch ($action) {
case HeraldActionConfig::ACTION_NOTHING:
$result[] = new HeraldApplyTranscript(
$effect,
true,
'OK, did nothing.');
break;
case HeraldActionConfig::ACTION_ADD_CC:
$base_target = $effect->getTarget();
$forbidden = array();
foreach ($base_target as $key => $fbid) {
if (isset($forbidden_ccs[$fbid])) {
$forbidden[] = $fbid;
unset($base_target[$key]);
} else {
$this->newCCs[$fbid] = true;
}
}
if ($forbidden) {
$failed = clone $effect;
$failed->setTarget($forbidden);
if ($base_target) {
$effect->setTarget($base_target);
$result[] = new HeraldApplyTranscript(
$effect,
true,
'Added these addresses to CC list. Others could not be added.');
}
$result[] = new HeraldApplyTranscript(
$failed,
false,
'CC forbidden, these addresses have unsubscribed.');
} else {
$result[] = new HeraldApplyTranscript(
$effect,
true,
'Added addresses to CC list.');
}
break;
case HeraldActionConfig::ACTION_REMOVE_CC:
foreach ($effect->getTarget() as $fbid) {
$this->remCCs[$fbid] = true;
}
$result[] = new HeraldApplyTranscript(
$effect,
true,
'Removed addresses from CC list.');
break;
default:
throw new Exception("No rules to handle action '{$action}'.");
}
}
return $result;
}
}

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