Differential D14967 Diff 36168 src/applications/differential/engine/DifferentialDiffExtractionEngine.php

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src/applications/differential/engine/DifferentialDiffExtractionEngine.php

This file was added.

				<?php

				final class DifferentialDiffExtractionEngine extends Phobject {

				private $viewer;
				private $authorPHID;

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

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

				public function setAuthorPHID($author_phid) {
				$this->authorPHID = $author_phid;
				return $this;
				}

				public function getAuthorPHID() {
				return $this->authorPHID;
				}

				public function newDiffFromCommit(PhabricatorRepositoryCommit $commit) {
				$viewer = $this->getViewer();

				$repository = $commit->getRepository();
				$identifier = $commit->getCommitIdentifier();
				$monogram = $commit->getMonogram();

				$drequest = DiffusionRequest::newFromDictionary(
				array(
				'user' => $viewer,
				'repository' => $repository,
				));

				$raw_diff = DiffusionQuery::callConduitWithDiffusionRequest(
				$viewer,
				$drequest,
				'diffusion.rawdiffquery',
				array(
				'commit' => $identifier,
				));

				// TODO: Support adds, deletes and moves under SVN.
				if (strlen($raw_diff)) {
				$changes = id(new ArcanistDiffParser())->parseDiff($raw_diff);
				} else {
				// This is an empty diff, maybe made with `git commit --allow-empty`.
				// NOTE: These diffs have the same tree hash as their ancestors, so
				// they may attach to revisions in an unexpected way. Just let this
				// happen for now, although it might make sense to special case it
				// eventually.
				$changes = array();
				}

				$diff = DifferentialDiff::newFromRawChanges($viewer, $changes)
				->setRepositoryPHID($repository->getPHID())
				->setCreationMethod('commit')
				->setSourceControlSystem($repository->getVersionControlSystem())
				->setLintStatus(DifferentialLintStatus::LINT_AUTO_SKIP)
				->setUnitStatus(DifferentialUnitStatus::UNIT_AUTO_SKIP)
				->setDateCreated($commit->getEpoch())
				->setDescription($monogram);

				$author_phid = $this->getAuthorPHID();
				if ($author_phid !== null) {
				$diff->setAuthorPHID($author_phid);
				}

				$parents = DiffusionQuery::callConduitWithDiffusionRequest(
				$viewer,
				$drequest,
				'diffusion.commitparentsquery',
				array(
				'commit' => $identifier,
				));

				if ($parents) {
				$diff->setSourceControlBaseRevision(head($parents));
				}

				// TODO: Attach binary files.

				return $diff->save();
				}

				}