D19829.id.diff
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D19829.id.diff
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	diff --git a/src/__phutil_library_map__.php b/src/__phutil_library_map__.php
	--- a/src/__phutil_library_map__.php
	+++ b/src/__phutil_library_map__.php
	@@ -4084,8 +4084,13 @@
	'PhabricatorRemarkupUIExample' => 'applications/uiexample/examples/PhabricatorRemarkupUIExample.php',
	'PhabricatorRepositoriesSetupCheck' => 'applications/config/check/PhabricatorRepositoriesSetupCheck.php',
	'PhabricatorRepository' => 'applications/repository/storage/PhabricatorRepository.php',
	+ 'PhabricatorRepositoryActivateTransaction' => 'applications/repository/xaction/PhabricatorRepositoryActivateTransaction.php',
	'PhabricatorRepositoryAuditRequest' => 'applications/repository/storage/PhabricatorRepositoryAuditRequest.php',
	+ 'PhabricatorRepositoryAutocloseOnlyTransaction' => 'applications/repository/xaction/PhabricatorRepositoryAutocloseOnlyTransaction.php',
	+ 'PhabricatorRepositoryAutocloseTransaction' => 'applications/repository/xaction/PhabricatorRepositoryAutocloseTransaction.php',
	+ 'PhabricatorRepositoryBlueprintsTransaction' => 'applications/repository/xaction/PhabricatorRepositoryBlueprintsTransaction.php',
	'PhabricatorRepositoryBranch' => 'applications/repository/storage/PhabricatorRepositoryBranch.php',
	+ 'PhabricatorRepositoryCallsignTransaction' => 'applications/repository/xaction/PhabricatorRepositoryCallsignTransaction.php',
	'PhabricatorRepositoryCommit' => 'applications/repository/storage/PhabricatorRepositoryCommit.php',
	'PhabricatorRepositoryCommitChangeParserWorker' => 'applications/repository/worker/commitchangeparser/PhabricatorRepositoryCommitChangeParserWorker.php',
	'PhabricatorRepositoryCommitData' => 'applications/repository/storage/PhabricatorRepositoryCommitData.php',
	@@ -4099,10 +4104,15 @@
	'PhabricatorRepositoryCommitTestCase' => 'applications/repository/storage/__tests__/PhabricatorRepositoryCommitTestCase.php',
	'PhabricatorRepositoryConfigOptions' => 'applications/repository/config/PhabricatorRepositoryConfigOptions.php',
	'PhabricatorRepositoryDAO' => 'applications/repository/storage/PhabricatorRepositoryDAO.php',
	+ 'PhabricatorRepositoryDangerousTransaction' => 'applications/repository/xaction/PhabricatorRepositoryDangerousTransaction.php',
	+ 'PhabricatorRepositoryDefaultBranchTransaction' => 'applications/repository/xaction/PhabricatorRepositoryDefaultBranchTransaction.php',
	+ 'PhabricatorRepositoryDescriptionTransaction' => 'applications/repository/xaction/PhabricatorRepositoryDescriptionTransaction.php',
	'PhabricatorRepositoryDestructibleCodex' => 'applications/repository/codex/PhabricatorRepositoryDestructibleCodex.php',
	'PhabricatorRepositoryDiscoveryEngine' => 'applications/repository/engine/PhabricatorRepositoryDiscoveryEngine.php',
	'PhabricatorRepositoryEditor' => 'applications/repository/editor/PhabricatorRepositoryEditor.php',
	+ 'PhabricatorRepositoryEncodingTransaction' => 'applications/repository/xaction/PhabricatorRepositoryEncodingTransaction.php',
	'PhabricatorRepositoryEngine' => 'applications/repository/engine/PhabricatorRepositoryEngine.php',
	+ 'PhabricatorRepositoryEnormousTransaction' => 'applications/repository/xaction/PhabricatorRepositoryEnormousTransaction.php',
	'PhabricatorRepositoryFerretEngine' => 'applications/repository/search/PhabricatorRepositoryFerretEngine.php',
	'PhabricatorRepositoryFulltextEngine' => 'applications/repository/search/PhabricatorRepositoryFulltextEngine.php',
	'PhabricatorRepositoryGitCommitChangeParserWorker' => 'applications/repository/worker/commitchangeparser/PhabricatorRepositoryGitCommitChangeParserWorker.php',
	@@ -4146,6 +4156,8 @@
	'PhabricatorRepositoryMercurialCommitMessageParserWorker' => 'applications/repository/worker/commitmessageparser/PhabricatorRepositoryMercurialCommitMessageParserWorker.php',
	'PhabricatorRepositoryMirror' => 'applications/repository/storage/PhabricatorRepositoryMirror.php',
	'PhabricatorRepositoryMirrorEngine' => 'applications/repository/engine/PhabricatorRepositoryMirrorEngine.php',
	+ 'PhabricatorRepositoryNameTransaction' => 'applications/repository/xaction/PhabricatorRepositoryNameTransaction.php',
	+ 'PhabricatorRepositoryNotifyTransaction' => 'applications/repository/xaction/PhabricatorRepositoryNotifyTransaction.php',
	'PhabricatorRepositoryOldRef' => 'applications/repository/storage/PhabricatorRepositoryOldRef.php',
	'PhabricatorRepositoryParsedChange' => 'applications/repository/data/PhabricatorRepositoryParsedChange.php',
	'PhabricatorRepositoryPullEngine' => 'applications/repository/engine/PhabricatorRepositoryPullEngine.php',
	@@ -4162,6 +4174,7 @@
	'PhabricatorRepositoryPushLogQuery' => 'applications/repository/query/PhabricatorRepositoryPushLogQuery.php',
	'PhabricatorRepositoryPushLogSearchEngine' => 'applications/repository/query/PhabricatorRepositoryPushLogSearchEngine.php',
	'PhabricatorRepositoryPushMailWorker' => 'applications/repository/worker/PhabricatorRepositoryPushMailWorker.php',
	+ 'PhabricatorRepositoryPushPolicyTransaction' => 'applications/repository/xaction/PhabricatorRepositoryPushPolicyTransaction.php',
	'PhabricatorRepositoryPushReplyHandler' => 'applications/repository/mail/PhabricatorRepositoryPushReplyHandler.php',
	'PhabricatorRepositoryQuery' => 'applications/repository/query/PhabricatorRepositoryQuery.php',
	'PhabricatorRepositoryRefCursor' => 'applications/repository/storage/PhabricatorRepositoryRefCursor.php',
	@@ -4170,18 +4183,26 @@
	'PhabricatorRepositoryRefEngine' => 'applications/repository/engine/PhabricatorRepositoryRefEngine.php',
	'PhabricatorRepositoryRefPosition' => 'applications/repository/storage/PhabricatorRepositoryRefPosition.php',
	'PhabricatorRepositoryRepositoryPHIDType' => 'applications/repository/phid/PhabricatorRepositoryRepositoryPHIDType.php',
	+ 'PhabricatorRepositorySVNSubpathTransaction' => 'applications/repository/xaction/PhabricatorRepositorySVNSubpathTransaction.php',
	'PhabricatorRepositorySchemaSpec' => 'applications/repository/storage/PhabricatorRepositorySchemaSpec.php',
	'PhabricatorRepositorySearchEngine' => 'applications/repository/query/PhabricatorRepositorySearchEngine.php',
	+ 'PhabricatorRepositoryServiceTransaction' => 'applications/repository/xaction/PhabricatorRepositoryServiceTransaction.php',
	+ 'PhabricatorRepositorySlugTransaction' => 'applications/repository/xaction/PhabricatorRepositorySlugTransaction.php',
	+ 'PhabricatorRepositoryStagingURITransaction' => 'applications/repository/xaction/PhabricatorRepositoryStagingURITransaction.php',
	'PhabricatorRepositoryStatusMessage' => 'applications/repository/storage/PhabricatorRepositoryStatusMessage.php',
	'PhabricatorRepositorySvnCommitChangeParserWorker' => 'applications/repository/worker/commitchangeparser/PhabricatorRepositorySvnCommitChangeParserWorker.php',
	'PhabricatorRepositorySvnCommitMessageParserWorker' => 'applications/repository/worker/commitmessageparser/PhabricatorRepositorySvnCommitMessageParserWorker.php',
	'PhabricatorRepositorySymbol' => 'applications/repository/storage/PhabricatorRepositorySymbol.php',
	+ 'PhabricatorRepositorySymbolLanguagesTransaction' => 'applications/repository/xaction/PhabricatorRepositorySymbolLanguagesTransaction.php',
	+ 'PhabricatorRepositorySymbolSourcesTransaction' => 'applications/repository/xaction/PhabricatorRepositorySymbolSourcesTransaction.php',
	'PhabricatorRepositorySyncEvent' => 'applications/repository/storage/PhabricatorRepositorySyncEvent.php',
	'PhabricatorRepositorySyncEventPHIDType' => 'applications/repository/phid/PhabricatorRepositorySyncEventPHIDType.php',
	'PhabricatorRepositorySyncEventQuery' => 'applications/repository/query/PhabricatorRepositorySyncEventQuery.php',
	'PhabricatorRepositoryTestCase' => 'applications/repository/storage/__tests__/PhabricatorRepositoryTestCase.php',
	+ 'PhabricatorRepositoryTrackOnlyTransaction' => 'applications/repository/xaction/PhabricatorRepositoryTrackOnlyTransaction.php',
	'PhabricatorRepositoryTransaction' => 'applications/repository/storage/PhabricatorRepositoryTransaction.php',
	'PhabricatorRepositoryTransactionQuery' => 'applications/repository/query/PhabricatorRepositoryTransactionQuery.php',
	+ 'PhabricatorRepositoryTransactionType' => 'applications/repository/xaction/PhabricatorRepositoryTransactionType.php',
	'PhabricatorRepositoryType' => 'applications/repository/constants/PhabricatorRepositoryType.php',
	'PhabricatorRepositoryURI' => 'applications/repository/storage/PhabricatorRepositoryURI.php',
	'PhabricatorRepositoryURIIndex' => 'applications/repository/storage/PhabricatorRepositoryURIIndex.php',
	@@ -4192,6 +4213,7 @@
	'PhabricatorRepositoryURITestCase' => 'applications/repository/storage/__tests__/PhabricatorRepositoryURITestCase.php',
	'PhabricatorRepositoryURITransaction' => 'applications/repository/storage/PhabricatorRepositoryURITransaction.php',
	'PhabricatorRepositoryURITransactionQuery' => 'applications/repository/query/PhabricatorRepositoryURITransactionQuery.php',
	+ 'PhabricatorRepositoryVCSTransaction' => 'applications/repository/xaction/PhabricatorRepositoryVCSTransaction.php',
	'PhabricatorRepositoryWorkingCopyVersion' => 'applications/repository/storage/PhabricatorRepositoryWorkingCopyVersion.php',
	'PhabricatorRequestExceptionHandler' => 'aphront/handler/PhabricatorRequestExceptionHandler.php',
	'PhabricatorResourceSite' => 'aphront/site/PhabricatorResourceSite.php',
	@@ -10004,11 +10026,16 @@
	'PhabricatorFulltextInterface',
	'PhabricatorFerretInterface',
	),
	+ 'PhabricatorRepositoryActivateTransaction' => 'PhabricatorRepositoryTransactionType',
	'PhabricatorRepositoryAuditRequest' => array(
	'PhabricatorRepositoryDAO',
	'PhabricatorPolicyInterface',
	),
	+ 'PhabricatorRepositoryAutocloseOnlyTransaction' => 'PhabricatorRepositoryTransactionType',
	+ 'PhabricatorRepositoryAutocloseTransaction' => 'PhabricatorRepositoryTransactionType',
	+ 'PhabricatorRepositoryBlueprintsTransaction' => 'PhabricatorRepositoryTransactionType',
	'PhabricatorRepositoryBranch' => 'PhabricatorRepositoryDAO',
	+ 'PhabricatorRepositoryCallsignTransaction' => 'PhabricatorRepositoryTransactionType',
	'PhabricatorRepositoryCommit' => array(
	'PhabricatorRepositoryDAO',
	'PhabricatorPolicyInterface',
	@@ -10042,10 +10069,15 @@
	'PhabricatorRepositoryCommitTestCase' => 'PhabricatorTestCase',
	'PhabricatorRepositoryConfigOptions' => 'PhabricatorApplicationConfigOptions',
	'PhabricatorRepositoryDAO' => 'PhabricatorLiskDAO',
	+ 'PhabricatorRepositoryDangerousTransaction' => 'PhabricatorRepositoryTransactionType',
	+ 'PhabricatorRepositoryDefaultBranchTransaction' => 'PhabricatorRepositoryTransactionType',
	+ 'PhabricatorRepositoryDescriptionTransaction' => 'PhabricatorRepositoryTransactionType',
	'PhabricatorRepositoryDestructibleCodex' => 'PhabricatorDestructibleCodex',
	'PhabricatorRepositoryDiscoveryEngine' => 'PhabricatorRepositoryEngine',
	'PhabricatorRepositoryEditor' => 'PhabricatorApplicationTransactionEditor',
	+ 'PhabricatorRepositoryEncodingTransaction' => 'PhabricatorRepositoryTransactionType',
	'PhabricatorRepositoryEngine' => 'Phobject',
	+ 'PhabricatorRepositoryEnormousTransaction' => 'PhabricatorRepositoryTransactionType',
	'PhabricatorRepositoryFerretEngine' => 'PhabricatorFerretEngine',
	'PhabricatorRepositoryFulltextEngine' => 'PhabricatorFulltextEngine',
	'PhabricatorRepositoryGitCommitChangeParserWorker' => 'PhabricatorRepositoryCommitChangeParserWorker',
	@@ -10097,6 +10129,8 @@
	'PhabricatorRepositoryMercurialCommitMessageParserWorker' => 'PhabricatorRepositoryCommitMessageParserWorker',
	'PhabricatorRepositoryMirror' => 'PhabricatorRepositoryDAO',
	'PhabricatorRepositoryMirrorEngine' => 'PhabricatorRepositoryEngine',
	+ 'PhabricatorRepositoryNameTransaction' => 'PhabricatorRepositoryTransactionType',
	+ 'PhabricatorRepositoryNotifyTransaction' => 'PhabricatorRepositoryTransactionType',
	'PhabricatorRepositoryOldRef' => array(
	'PhabricatorRepositoryDAO',
	'PhabricatorPolicyInterface',
	@@ -10125,6 +10159,7 @@
	'PhabricatorRepositoryPushLogQuery' => 'PhabricatorCursorPagedPolicyAwareQuery',
	'PhabricatorRepositoryPushLogSearchEngine' => 'PhabricatorApplicationSearchEngine',
	'PhabricatorRepositoryPushMailWorker' => 'PhabricatorWorker',
	+ 'PhabricatorRepositoryPushPolicyTransaction' => 'PhabricatorRepositoryTransactionType',
	'PhabricatorRepositoryPushReplyHandler' => 'PhabricatorMailReplyHandler',
	'PhabricatorRepositoryQuery' => 'PhabricatorCursorPagedPolicyAwareQuery',
	'PhabricatorRepositoryRefCursor' => array(
	@@ -10136,12 +10171,18 @@
	'PhabricatorRepositoryRefEngine' => 'PhabricatorRepositoryEngine',
	'PhabricatorRepositoryRefPosition' => 'PhabricatorRepositoryDAO',
	'PhabricatorRepositoryRepositoryPHIDType' => 'PhabricatorPHIDType',
	+ 'PhabricatorRepositorySVNSubpathTransaction' => 'PhabricatorRepositoryTransactionType',
	'PhabricatorRepositorySchemaSpec' => 'PhabricatorConfigSchemaSpec',
	'PhabricatorRepositorySearchEngine' => 'PhabricatorApplicationSearchEngine',
	+ 'PhabricatorRepositoryServiceTransaction' => 'PhabricatorRepositoryTransactionType',
	+ 'PhabricatorRepositorySlugTransaction' => 'PhabricatorRepositoryTransactionType',
	+ 'PhabricatorRepositoryStagingURITransaction' => 'PhabricatorRepositoryTransactionType',
	'PhabricatorRepositoryStatusMessage' => 'PhabricatorRepositoryDAO',
	'PhabricatorRepositorySvnCommitChangeParserWorker' => 'PhabricatorRepositoryCommitChangeParserWorker',
	'PhabricatorRepositorySvnCommitMessageParserWorker' => 'PhabricatorRepositoryCommitMessageParserWorker',
	'PhabricatorRepositorySymbol' => 'PhabricatorRepositoryDAO',
	+ 'PhabricatorRepositorySymbolLanguagesTransaction' => 'PhabricatorRepositoryTransactionType',
	+ 'PhabricatorRepositorySymbolSourcesTransaction' => 'PhabricatorRepositoryTransactionType',
	'PhabricatorRepositorySyncEvent' => array(
	'PhabricatorRepositoryDAO',
	'PhabricatorPolicyInterface',
	@@ -10149,8 +10190,10 @@
	'PhabricatorRepositorySyncEventPHIDType' => 'PhabricatorPHIDType',
	'PhabricatorRepositorySyncEventQuery' => 'PhabricatorCursorPagedPolicyAwareQuery',
	'PhabricatorRepositoryTestCase' => 'PhabricatorTestCase',
	- 'PhabricatorRepositoryTransaction' => 'PhabricatorApplicationTransaction',
	+ 'PhabricatorRepositoryTrackOnlyTransaction' => 'PhabricatorRepositoryTransactionType',
	+ 'PhabricatorRepositoryTransaction' => 'PhabricatorModularTransaction',
	'PhabricatorRepositoryTransactionQuery' => 'PhabricatorApplicationTransactionQuery',
	+ 'PhabricatorRepositoryTransactionType' => 'PhabricatorModularTransactionType',
	'PhabricatorRepositoryType' => 'Phobject',
	'PhabricatorRepositoryURI' => array(
	'PhabricatorRepositoryDAO',
	@@ -10167,6 +10210,7 @@
	'PhabricatorRepositoryURITestCase' => 'PhabricatorTestCase',
	'PhabricatorRepositoryURITransaction' => 'PhabricatorApplicationTransaction',
	'PhabricatorRepositoryURITransactionQuery' => 'PhabricatorApplicationTransactionQuery',
	+ 'PhabricatorRepositoryVCSTransaction' => 'PhabricatorRepositoryTransactionType',
	'PhabricatorRepositoryWorkingCopyVersion' => 'PhabricatorRepositoryDAO',
	'PhabricatorRequestExceptionHandler' => 'AphrontRequestExceptionHandler',
	'PhabricatorResourceSite' => 'PhabricatorSite',
	diff --git a/src/applications/diffusion/controller/DiffusionRepositoryEditActivateController.php b/src/applications/diffusion/controller/DiffusionRepositoryEditActivateController.php
	--- a/src/applications/diffusion/controller/DiffusionRepositoryEditActivateController.php
	+++ b/src/applications/diffusion/controller/DiffusionRepositoryEditActivateController.php
	@@ -25,7 +25,8 @@
	}

	$xaction = id(new PhabricatorRepositoryTransaction())
	- ->setTransactionType(PhabricatorRepositoryTransaction::TYPE_ACTIVATE)
	+ ->setTransactionType(
	+ PhabricatorRepositoryActivateTransaction::TRANSACTIONTYPE)
	->setNewValue($new_status);

	$editor = id(new PhabricatorRepositoryEditor())
	diff --git a/src/applications/diffusion/controller/DiffusionRepositoryEditDangerousController.php b/src/applications/diffusion/controller/DiffusionRepositoryEditDangerousController.php
	--- a/src/applications/diffusion/controller/DiffusionRepositoryEditDangerousController.php
	+++ b/src/applications/diffusion/controller/DiffusionRepositoryEditDangerousController.php
	@@ -30,7 +30,8 @@

	if ($request->isFormPost()) {
	$xaction = id(new PhabricatorRepositoryTransaction())
	- ->setTransactionType(PhabricatorRepositoryTransaction::TYPE_DANGEROUS)
	+ ->setTransactionType(
	+ PhabricatorRepositoryDangerousTransaction::TRANSACTIONTYPE)
	->setNewValue(!$repository->shouldAllowDangerousChanges());

	$editor = id(new PhabricatorRepositoryEditor())
	diff --git a/src/applications/diffusion/controller/DiffusionRepositoryEditEnormousController.php b/src/applications/diffusion/controller/DiffusionRepositoryEditEnormousController.php
	--- a/src/applications/diffusion/controller/DiffusionRepositoryEditEnormousController.php
	+++ b/src/applications/diffusion/controller/DiffusionRepositoryEditEnormousController.php
	@@ -30,7 +30,8 @@

	if ($request->isFormPost()) {
	$xaction = id(new PhabricatorRepositoryTransaction())
	- ->setTransactionType(PhabricatorRepositoryTransaction::TYPE_ENORMOUS)
	+ ->setTransactionType(
	+ PhabricatorRepositoryEnormousTransaction::TRANSACTIONTYPE)
	->setNewValue(!$repository->shouldAllowEnormousChanges());

	$editor = id(new PhabricatorRepositoryEditor())
	diff --git a/src/applications/diffusion/editor/DiffusionRepositoryEditEngine.php b/src/applications/diffusion/editor/DiffusionRepositoryEditEngine.php
	--- a/src/applications/diffusion/editor/DiffusionRepositoryEditEngine.php
	+++ b/src/applications/diffusion/editor/DiffusionRepositoryEditEngine.php
	@@ -243,7 +243,8 @@
	id(new PhabricatorSelectEditField())
	->setKey('vcs')
	->setLabel(pht('Version Control System'))
	- ->setTransactionType(PhabricatorRepositoryTransaction::TYPE_VCS)
	+ ->setTransactionType(
	+ PhabricatorRepositoryVCSTransaction::TRANSACTIONTYPE)
	->setIsFormField(false)
	->setIsCopyable(true)
	->setOptions(PhabricatorRepositoryType::getAllRepositoryTypes())
	@@ -258,7 +259,8 @@
	->setKey('name')
	->setLabel(pht('Name'))
	->setIsRequired(true)
	- ->setTransactionType(PhabricatorRepositoryTransaction::TYPE_NAME)
	+ ->setTransactionType(
	+ PhabricatorRepositoryNameTransaction::TRANSACTIONTYPE)
	->setDescription(pht('The repository name.'))
	->setConduitDescription(pht('Rename the repository.'))
	->setConduitTypeDescription(pht('New repository name.'))
	@@ -266,7 +268,8 @@
	id(new PhabricatorTextEditField())
	->setKey('callsign')
	->setLabel(pht('Callsign'))
	- ->setTransactionType(PhabricatorRepositoryTransaction::TYPE_CALLSIGN)
	+ ->setTransactionType(
	+ PhabricatorRepositoryCallsignTransaction::TRANSACTIONTYPE)
	->setDescription(pht('The repository callsign.'))
	->setConduitDescription(pht('Change the repository callsign.'))
	->setConduitTypeDescription(pht('New repository callsign.'))
	@@ -274,7 +277,8 @@
	id(new PhabricatorTextEditField())
	->setKey('shortName')
	->setLabel(pht('Short Name'))
	- ->setTransactionType(PhabricatorRepositoryTransaction::TYPE_SLUG)
	+ ->setTransactionType(
	+ PhabricatorRepositorySlugTransaction::TRANSACTIONTYPE)
	->setDescription(pht('Short, unique repository name.'))
	->setConduitDescription(pht('Change the repository short name.'))
	->setConduitTypeDescription(pht('New short name for the repository.'))
	@@ -282,7 +286,8 @@
	id(new PhabricatorRemarkupEditField())
	->setKey('description')
	->setLabel(pht('Description'))
	- ->setTransactionType(PhabricatorRepositoryTransaction::TYPE_DESCRIPTION)
	+ ->setTransactionType(
	+ PhabricatorRepositoryDescriptionTransaction::TRANSACTIONTYPE)
	->setDescription(pht('Repository description.'))
	->setConduitDescription(pht('Change the repository description.'))
	->setConduitTypeDescription(pht('New repository description.'))
	@@ -291,7 +296,8 @@
	->setKey('encoding')
	->setLabel(pht('Text Encoding'))
	->setIsCopyable(true)
	- ->setTransactionType(PhabricatorRepositoryTransaction::TYPE_ENCODING)
	+ ->setTransactionType(
	+ PhabricatorRepositoryEncodingTransaction::TRANSACTIONTYPE)
	->setDescription(pht('Default text encoding.'))
	->setConduitDescription(pht('Change the default text encoding.'))
	->setConduitTypeDescription(pht('New text encoding.'))
	@@ -304,7 +310,8 @@
	->setOptions(
	pht('Prevent Dangerous Changes'),
	pht('Allow Dangerous Changes'))
	- ->setTransactionType(PhabricatorRepositoryTransaction::TYPE_DANGEROUS)
	+ ->setTransactionType(
	+ PhabricatorRepositoryDangerousTransaction::TRANSACTIONTYPE)
	->setDescription(pht('Permit dangerous changes to be made.'))
	->setConduitDescription(pht('Allow or prevent dangerous changes.'))
	->setConduitTypeDescription(pht('New protection setting.'))
	@@ -317,7 +324,8 @@
	->setOptions(
	pht('Prevent Enormous Changes'),
	pht('Allow Enormous Changes'))
	- ->setTransactionType(PhabricatorRepositoryTransaction::TYPE_ENORMOUS)
	+ ->setTransactionType(
	+ PhabricatorRepositoryEnormousTransaction::TRANSACTIONTYPE)
	->setDescription(pht('Permit enormous changes to be made.'))
	->setConduitDescription(pht('Allow or prevent enormous changes.'))
	->setConduitTypeDescription(pht('New protection setting.'))
	@@ -325,7 +333,8 @@
	id(new PhabricatorSelectEditField())
	->setKey('status')
	->setLabel(pht('Status'))
	- ->setTransactionType(PhabricatorRepositoryTransaction::TYPE_ACTIVATE)
	+ ->setTransactionType(
	+ PhabricatorRepositoryActivateTransaction::TRANSACTIONTYPE)
	->setIsFormField(false)
	->setOptions(PhabricatorRepository::getStatusNameMap())
	->setDescription(pht('Active or inactive status.'))
	@@ -336,7 +345,7 @@
	->setKey('defaultBranch')
	->setLabel(pht('Default Branch'))
	->setTransactionType(
	- PhabricatorRepositoryTransaction::TYPE_DEFAULT_BRANCH)
	+ PhabricatorRepositoryDefaultBranchTransaction::TRANSACTIONTYPE)
	->setIsCopyable(true)
	->setDescription(pht('Default branch name.'))
	->setConduitDescription(pht('Set the default branch name.'))
	@@ -347,7 +356,7 @@
	->setKey('trackOnly')
	->setLabel(pht('Track Only'))
	->setTransactionType(
	- PhabricatorRepositoryTransaction::TYPE_TRACK_ONLY)
	+ PhabricatorRepositoryTrackOnlyTransaction::TRANSACTIONTYPE)
	->setIsCopyable(true)
	->setDescription(pht('Track only these branches.'))
	->setConduitDescription(pht('Set the tracked branches.'))
	@@ -358,7 +367,7 @@
	->setKey('autocloseOnly')
	->setLabel(pht('Autoclose Only'))
	->setTransactionType(
	- PhabricatorRepositoryTransaction::TYPE_AUTOCLOSE_ONLY)
	+ PhabricatorRepositoryAutocloseOnlyTransaction::TRANSACTIONTYPE)
	->setIsCopyable(true)
	->setDescription(pht('Autoclose commits on only these branches.'))
	->setConduitDescription(pht('Set the autoclose branches.'))
	@@ -368,7 +377,7 @@
	->setKey('importOnly')
	->setLabel(pht('Import Only'))
	->setTransactionType(
	- PhabricatorRepositoryTransaction::TYPE_SVN_SUBPATH)
	+ PhabricatorRepositorySVNSubpathTransaction::TRANSACTIONTYPE)
	->setIsCopyable(true)
	->setDescription(pht('Subpath to selectively import.'))
	->setConduitDescription(pht('Set the subpath to import.'))
	@@ -379,7 +388,7 @@
	->setKey('stagingAreaURI')
	->setLabel(pht('Staging Area URI'))
	->setTransactionType(
	- PhabricatorRepositoryTransaction::TYPE_STAGING_URI)
	+ PhabricatorRepositoryStagingURITransaction::TRANSACTIONTYPE)
	->setIsCopyable(true)
	->setDescription(pht('Staging area URI.'))
	->setConduitDescription(pht('Set the staging area URI.'))
	@@ -390,7 +399,7 @@
	->setKey('automationBlueprintPHIDs')
	->setLabel(pht('Use Blueprints'))
	->setTransactionType(
	- PhabricatorRepositoryTransaction::TYPE_AUTOMATION_BLUEPRINTS)
	+ PhabricatorRepositoryBlueprintsTransaction::TRANSACTIONTYPE)
	->setIsCopyable(true)
	->setDatasource(new DrydockBlueprintDatasource())
	->setDescription(pht('Automation blueprints.'))
	@@ -402,7 +411,7 @@
	->setKey('symbolLanguages')
	->setLabel(pht('Languages'))
	->setTransactionType(
	- PhabricatorRepositoryTransaction::TYPE_SYMBOLS_LANGUAGE)
	+ PhabricatorRepositorySymbolLanguagesTransaction::TRANSACTIONTYPE)
	->setIsCopyable(true)
	->setDescription(
	pht('Languages which define symbols in this repository.'))
	@@ -415,7 +424,7 @@
	->setKey('symbolRepositoryPHIDs')
	->setLabel(pht('Uses Symbols From'))
	->setTransactionType(
	- PhabricatorRepositoryTransaction::TYPE_SYMBOLS_SOURCES)
	+ PhabricatorRepositorySymbolSourcesTransaction::TRANSACTIONTYPE)
	->setIsCopyable(true)
	->setDatasource(new DiffusionRepositoryDatasource())
	->setDescription(pht('Repositories to link symbols from.'))
	@@ -426,7 +435,7 @@
	->setKey('publish')
	->setLabel(pht('Publish/Notify'))
	->setTransactionType(
	- PhabricatorRepositoryTransaction::TYPE_NOTIFY)
	+ PhabricatorRepositoryNotifyTransaction::TRANSACTIONTYPE)
	->setIsCopyable(true)
	->setOptions(
	pht('Disable Notifications, Feed, and Herald'),
	@@ -439,7 +448,7 @@
	->setKey('autoclose')
	->setLabel(pht('Autoclose'))
	->setTransactionType(
	- PhabricatorRepositoryTransaction::TYPE_AUTOCLOSE)
	+ PhabricatorRepositoryAutocloseTransaction::TRANSACTIONTYPE)
	->setIsCopyable(true)
	->setOptions(
	pht('Disable Autoclose'),
	@@ -455,7 +464,8 @@
	->setIsCopyable(true)
	->setCapability(DiffusionPushCapability::CAPABILITY)
	->setPolicies($policies)
	- ->setTransactionType(PhabricatorRepositoryTransaction::TYPE_PUSH_POLICY)
	+ ->setTransactionType(
	+ PhabricatorRepositoryPushPolicyTransaction::TRANSACTIONTYPE)
	->setDescription(
	pht('Controls who can push changes to the repository.'))
	->setConduitDescription(
	diff --git a/src/applications/meta/xactions/PhabricatorApplicationPolicyChangeTransaction.php b/src/applications/meta/xactions/PhabricatorApplicationPolicyChangeTransaction.php
	--- a/src/applications/meta/xactions/PhabricatorApplicationPolicyChangeTransaction.php
	+++ b/src/applications/meta/xactions/PhabricatorApplicationPolicyChangeTransaction.php
	@@ -52,8 +52,8 @@
	}

	public function getTitle() {
	- $old = $this->renderPolicy($this->getOldValue());
	- $new = $this->renderPolicy($this->getNewValue());
	+ $old = $this->renderApplicationPolicy($this->getOldValue());
	+ $new = $this->renderApplicationPolicy($this->getNewValue());

	return pht(
	'%s changed the "%s" policy from "%s" to "%s".',
	@@ -64,8 +64,8 @@
	}

	public function getTitleForFeed() {
	- $old = $this->renderPolicy($this->getOldValue());
	- $new = $this->renderPolicy($this->getNewValue());
	+ $old = $this->renderApplicationPolicy($this->getOldValue());
	+ $new = $this->renderApplicationPolicy($this->getNewValue());

	return pht(
	'%s changed the "%s" policy for application %s from "%s" to "%s".',
	@@ -165,7 +165,7 @@
	return $errors;
	}

	- private function renderPolicy($name) {
	+ private function renderApplicationPolicy($name) {
	$policies = $this->getAllPolicies();
	if (empty($policies[$name])) {
	// Not a standard policy, check for a custom policy.
	diff --git a/src/applications/repository/editor/PhabricatorRepositoryEditor.php b/src/applications/repository/editor/PhabricatorRepositoryEditor.php
	--- a/src/applications/repository/editor/PhabricatorRepositoryEditor.php
	+++ b/src/applications/repository/editor/PhabricatorRepositoryEditor.php
	@@ -14,28 +14,6 @@
	public function getTransactionTypes() {
	$types = parent::getTransactionTypes();

	- $types[] = PhabricatorRepositoryTransaction::TYPE_VCS;
	- $types[] = PhabricatorRepositoryTransaction::TYPE_ACTIVATE;
	- $types[] = PhabricatorRepositoryTransaction::TYPE_NAME;
	- $types[] = PhabricatorRepositoryTransaction::TYPE_DESCRIPTION;
	- $types[] = PhabricatorRepositoryTransaction::TYPE_ENCODING;
	- $types[] = PhabricatorRepositoryTransaction::TYPE_DEFAULT_BRANCH;
	- $types[] = PhabricatorRepositoryTransaction::TYPE_TRACK_ONLY;
	- $types[] = PhabricatorRepositoryTransaction::TYPE_AUTOCLOSE_ONLY;
	- $types[] = PhabricatorRepositoryTransaction::TYPE_SVN_SUBPATH;
	- $types[] = PhabricatorRepositoryTransaction::TYPE_NOTIFY;
	- $types[] = PhabricatorRepositoryTransaction::TYPE_AUTOCLOSE;
	- $types[] = PhabricatorRepositoryTransaction::TYPE_PUSH_POLICY;
	- $types[] = PhabricatorRepositoryTransaction::TYPE_DANGEROUS;
	- $types[] = PhabricatorRepositoryTransaction::TYPE_ENORMOUS;
	- $types[] = PhabricatorRepositoryTransaction::TYPE_SLUG;
	- $types[] = PhabricatorRepositoryTransaction::TYPE_SERVICE;
	- $types[] = PhabricatorRepositoryTransaction::TYPE_SYMBOLS_LANGUAGE;
	- $types[] = PhabricatorRepositoryTransaction::TYPE_SYMBOLS_SOURCES;
	- $types[] = PhabricatorRepositoryTransaction::TYPE_STAGING_URI;
	- $types[] = PhabricatorRepositoryTransaction::TYPE_AUTOMATION_BLUEPRINTS;
	- $types[] = PhabricatorRepositoryTransaction::TYPE_CALLSIGN;
	-
	$types[] = PhabricatorTransactions::TYPE_EDGE;
	$types[] = PhabricatorTransactions::TYPE_VIEW_POLICY;
	$types[] = PhabricatorTransactions::TYPE_EDIT_POLICY;
	@@ -43,504 +21,6 @@
	return $types;
	}

	- protected function getCustomTransactionOldValue(
	- PhabricatorLiskDAO $object,
	- PhabricatorApplicationTransaction $xaction) {
	-
	- switch ($xaction->getTransactionType()) {
	- case PhabricatorRepositoryTransaction::TYPE_VCS:
	- return $object->getVersionControlSystem();
	- case PhabricatorRepositoryTransaction::TYPE_ACTIVATE:
	- return $object->isTracked();
	- case PhabricatorRepositoryTransaction::TYPE_NAME:
	- return $object->getName();
	- case PhabricatorRepositoryTransaction::TYPE_DESCRIPTION:
	- return $object->getDetail('description');
	- case PhabricatorRepositoryTransaction::TYPE_ENCODING:
	- return $object->getDetail('encoding');
	- case PhabricatorRepositoryTransaction::TYPE_DEFAULT_BRANCH:
	- return $object->getDetail('default-branch');
	- case PhabricatorRepositoryTransaction::TYPE_TRACK_ONLY:
	- return array_keys($object->getDetail('branch-filter', array()));
	- case PhabricatorRepositoryTransaction::TYPE_AUTOCLOSE_ONLY:
	- return array_keys($object->getDetail('close-commits-filter', array()));
	- case PhabricatorRepositoryTransaction::TYPE_SVN_SUBPATH:
	- return $object->getDetail('svn-subpath');
	- case PhabricatorRepositoryTransaction::TYPE_NOTIFY:
	- return (int)!$object->getDetail('herald-disabled');
	- case PhabricatorRepositoryTransaction::TYPE_AUTOCLOSE:
	- return (int)!$object->getDetail('disable-autoclose');
	- case PhabricatorRepositoryTransaction::TYPE_PUSH_POLICY:
	- return $object->getPushPolicy();
	- case PhabricatorRepositoryTransaction::TYPE_DANGEROUS:
	- return $object->shouldAllowDangerousChanges();
	- case PhabricatorRepositoryTransaction::TYPE_ENORMOUS:
	- return $object->shouldAllowEnormousChanges();
	- case PhabricatorRepositoryTransaction::TYPE_SLUG:
	- return $object->getRepositorySlug();
	- case PhabricatorRepositoryTransaction::TYPE_SERVICE:
	- return $object->getAlmanacServicePHID();
	- case PhabricatorRepositoryTransaction::TYPE_SYMBOLS_LANGUAGE:
	- return $object->getSymbolLanguages();
	- case PhabricatorRepositoryTransaction::TYPE_SYMBOLS_SOURCES:
	- return $object->getSymbolSources();
	- case PhabricatorRepositoryTransaction::TYPE_STAGING_URI:
	- return $object->getDetail('staging-uri');
	- case PhabricatorRepositoryTransaction::TYPE_AUTOMATION_BLUEPRINTS:
	- return $object->getDetail('automation.blueprintPHIDs', array());
	- case PhabricatorRepositoryTransaction::TYPE_CALLSIGN:
	- return $object->getCallsign();
	- }
	- }
	-
	- protected function getCustomTransactionNewValue(
	- PhabricatorLiskDAO $object,
	- PhabricatorApplicationTransaction $xaction) {
	-
	- switch ($xaction->getTransactionType()) {
	- case PhabricatorRepositoryTransaction::TYPE_ACTIVATE:
	- case PhabricatorRepositoryTransaction::TYPE_NAME:
	- case PhabricatorRepositoryTransaction::TYPE_DESCRIPTION:
	- case PhabricatorRepositoryTransaction::TYPE_ENCODING:
	- case PhabricatorRepositoryTransaction::TYPE_DEFAULT_BRANCH:
	- case PhabricatorRepositoryTransaction::TYPE_TRACK_ONLY:
	- case PhabricatorRepositoryTransaction::TYPE_AUTOCLOSE_ONLY:
	- case PhabricatorRepositoryTransaction::TYPE_SVN_SUBPATH:
	- case PhabricatorRepositoryTransaction::TYPE_VCS:
	- case PhabricatorRepositoryTransaction::TYPE_PUSH_POLICY:
	- case PhabricatorRepositoryTransaction::TYPE_DANGEROUS:
	- case PhabricatorRepositoryTransaction::TYPE_ENORMOUS:
	- case PhabricatorRepositoryTransaction::TYPE_SERVICE:
	- case PhabricatorRepositoryTransaction::TYPE_SYMBOLS_LANGUAGE:
	- case PhabricatorRepositoryTransaction::TYPE_SYMBOLS_SOURCES:
	- case PhabricatorRepositoryTransaction::TYPE_STAGING_URI:
	- case PhabricatorRepositoryTransaction::TYPE_AUTOMATION_BLUEPRINTS:
	- return $xaction->getNewValue();
	- case PhabricatorRepositoryTransaction::TYPE_SLUG:
	- case PhabricatorRepositoryTransaction::TYPE_CALLSIGN:
	- $name = $xaction->getNewValue();
	- if (strlen($name)) {
	- return $name;
	- }
	- return null;
	- case PhabricatorRepositoryTransaction::TYPE_NOTIFY:
	- case PhabricatorRepositoryTransaction::TYPE_AUTOCLOSE:
	- return (int)$xaction->getNewValue();
	- }
	- }
	-
	- protected function applyCustomInternalTransaction(
	- PhabricatorLiskDAO $object,
	- PhabricatorApplicationTransaction $xaction) {
	-
	- switch ($xaction->getTransactionType()) {
	- case PhabricatorRepositoryTransaction::TYPE_VCS:
	- $object->setVersionControlSystem($xaction->getNewValue());
	- break;
	- case PhabricatorRepositoryTransaction::TYPE_ACTIVATE:
	- $active = $xaction->getNewValue();
	-
	- // The first time a repository is activated, clear the "new repository"
	- // flag so we stop showing setup hints.
	- if ($active) {
	- $object->setDetail('newly-initialized', false);
	- }
	-
	- $object->setDetail('tracking-enabled', $active);
	- break;
	- case PhabricatorRepositoryTransaction::TYPE_NAME:
	- $object->setName($xaction->getNewValue());
	- break;
	- case PhabricatorRepositoryTransaction::TYPE_DESCRIPTION:
	- $object->setDetail('description', $xaction->getNewValue());
	- break;
	- case PhabricatorRepositoryTransaction::TYPE_DEFAULT_BRANCH:
	- $object->setDetail('default-branch', $xaction->getNewValue());
	- break;
	- case PhabricatorRepositoryTransaction::TYPE_TRACK_ONLY:
	- $object->setDetail(
	- 'branch-filter',
	- array_fill_keys($xaction->getNewValue(), true));
	- break;
	- case PhabricatorRepositoryTransaction::TYPE_AUTOCLOSE_ONLY:
	- $object->setDetail(
	- 'close-commits-filter',
	- array_fill_keys($xaction->getNewValue(), true));
	- break;
	- case PhabricatorRepositoryTransaction::TYPE_SVN_SUBPATH:
	- $object->setDetail('svn-subpath', $xaction->getNewValue());
	- break;
	- case PhabricatorRepositoryTransaction::TYPE_NOTIFY:
	- $object->setDetail('herald-disabled', (int)!$xaction->getNewValue());
	- break;
	- case PhabricatorRepositoryTransaction::TYPE_AUTOCLOSE:
	- $object->setDetail('disable-autoclose', (int)!$xaction->getNewValue());
	- break;
	- case PhabricatorRepositoryTransaction::TYPE_PUSH_POLICY:
	- return $object->setPushPolicy($xaction->getNewValue());
	- case PhabricatorRepositoryTransaction::TYPE_DANGEROUS:
	- $object->setDetail('allow-dangerous-changes', $xaction->getNewValue());
	- return;
	- case PhabricatorRepositoryTransaction::TYPE_ENORMOUS:
	- $object->setDetail('allow-enormous-changes', $xaction->getNewValue());
	- return;
	- case PhabricatorRepositoryTransaction::TYPE_SLUG:
	- $object->setRepositorySlug($xaction->getNewValue());
	- return;
	- case PhabricatorRepositoryTransaction::TYPE_SERVICE:
	- $object->setAlmanacServicePHID($xaction->getNewValue());
	- return;
	- case PhabricatorRepositoryTransaction::TYPE_SYMBOLS_LANGUAGE:
	- $object->setDetail('symbol-languages', $xaction->getNewValue());
	- return;
	- case PhabricatorRepositoryTransaction::TYPE_SYMBOLS_SOURCES:
	- $object->setDetail('symbol-sources', $xaction->getNewValue());
	- return;
	- case PhabricatorRepositoryTransaction::TYPE_STAGING_URI:
	- $object->setDetail('staging-uri', $xaction->getNewValue());
	- return;
	- case PhabricatorRepositoryTransaction::TYPE_AUTOMATION_BLUEPRINTS:
	- $object->setDetail(
	- 'automation.blueprintPHIDs',
	- $xaction->getNewValue());
	- return;
	- case PhabricatorRepositoryTransaction::TYPE_CALLSIGN:
	- $object->setCallsign($xaction->getNewValue());
	- return;
	- case PhabricatorRepositoryTransaction::TYPE_ENCODING:
	- $object->setDetail('encoding', $xaction->getNewValue());
	- break;
	- }
	- }
	-
	- protected function applyCustomExternalTransaction(
	- PhabricatorLiskDAO $object,
	- PhabricatorApplicationTransaction $xaction) {
	-
	- switch ($xaction->getTransactionType()) {
	- case PhabricatorRepositoryTransaction::TYPE_AUTOMATION_BLUEPRINTS:
	- DrydockAuthorization::applyAuthorizationChanges(
	- $this->getActor(),
	- $object->getPHID(),
	- $xaction->getOldValue(),
	- $xaction->getNewValue());
	- break;
	- }
	-
	- }
	-
	- protected function validateTransaction(
	- PhabricatorLiskDAO $object,
	- $type,
	- array $xactions) {
	-
	- $errors = parent::validateTransaction($object, $type, $xactions);
	-
	- switch ($type) {
	- case PhabricatorRepositoryTransaction::TYPE_AUTOCLOSE_ONLY:
	- case PhabricatorRepositoryTransaction::TYPE_TRACK_ONLY:
	- foreach ($xactions as $xaction) {
	- foreach ($xaction->getNewValue() as $pattern) {
	- // Check for invalid regular expressions.
	- $regexp = PhabricatorRepository::extractBranchRegexp($pattern);
	- if ($regexp !== null) {
	- $ok = @preg_match($regexp, '');
	- if ($ok === false) {
	- $error = new PhabricatorApplicationTransactionValidationError(
	- $type,
	- pht('Invalid'),
	- pht(
	- 'Expression "%s" is not a valid regular expression. Note '.
	- 'that you must include delimiters.',
	- $regexp),
	- $xaction);
	- $errors[] = $error;
	- continue;
	- }
	- }
	-
	- // Check for formatting mistakes like `regex(...)` instead of
	- // `regexp(...)`.
	- $matches = null;
	- if (preg_match('/^([^(]+)\$.*\$\z/', $pattern, $matches)) {
	- switch ($matches[1]) {
	- case 'regexp':
	- break;
	- default:
	- $error = new PhabricatorApplicationTransactionValidationError(
	- $type,
	- pht('Invalid'),
	- pht(
	- 'Matching function "%s(...)" is not recognized. Valid '.
	- 'functions are: regexp(...).',
	- $matches[1]),
	- $xaction);
	- $errors[] = $error;
	- break;
	- }
	- }
	- }
	- }
	- break;
	-
	- case PhabricatorRepositoryTransaction::TYPE_AUTOMATION_BLUEPRINTS:
	- foreach ($xactions as $xaction) {
	- $old = nonempty($xaction->getOldValue(), array());
	- $new = nonempty($xaction->getNewValue(), array());
	-
	- $add = array_diff($new, $old);
	-
	- $invalid = PhabricatorObjectQuery::loadInvalidPHIDsForViewer(
	- $this->getActor(),
	- $add);
	- if ($invalid) {
	- $errors[] = new PhabricatorApplicationTransactionValidationError(
	- $type,
	- pht('Invalid'),
	- pht(
	- 'Some of the selected automation blueprints are invalid '.
	- 'or restricted: %s.',
	- implode(', ', $invalid)),
	- $xaction);
	- }
	- }
	- break;
	-
	- case PhabricatorRepositoryTransaction::TYPE_VCS:
	- $vcs_map = PhabricatorRepositoryType::getAllRepositoryTypes();
	- $current_vcs = $object->getVersionControlSystem();
	-
	- if (!$this->getIsNewObject()) {
	- foreach ($xactions as $xaction) {
	- if ($xaction->getNewValue() == $current_vcs) {
	- continue;
	- }
	-
	- $errors[] = new PhabricatorApplicationTransactionValidationError(
	- $type,
	- pht('Immutable'),
	- pht(
	- 'You can not change the version control system an existing '.
	- 'repository uses. It can only be set when a repository is '.
	- 'first created.'),
	- $xaction);
	- }
	- } else {
	- $value = $object->getVersionControlSystem();
	- foreach ($xactions as $xaction) {
	- $value = $xaction->getNewValue();
	-
	- if (empty($vcs_map[$value])) {
	- $errors[] = new PhabricatorApplicationTransactionValidationError(
	- $type,
	- pht('Invalid'),
	- pht(
	- 'Specified version control system must be a VCS '.
	- 'recognized by Phabricator: %s.',
	- implode(', ', array_keys($vcs_map))),
	- $xaction);
	- }
	- }
	-
	- if (!strlen($value)) {
	- $error = new PhabricatorApplicationTransactionValidationError(
	- $type,
	- pht('Required'),
	- pht(
	- 'When creating a repository, you must specify a valid '.
	- 'underlying version control system: %s.',
	- implode(', ', array_keys($vcs_map))),
	- nonempty(last($xactions), null));
	- $error->setIsMissingFieldError(true);
	- $errors[] = $error;
	- }
	- }
	- break;
	-
	- case PhabricatorRepositoryTransaction::TYPE_NAME:
	- $missing = $this->validateIsEmptyTextField(
	- $object->getName(),
	- $xactions);
	-
	- if ($missing) {
	- $error = new PhabricatorApplicationTransactionValidationError(
	- $type,
	- pht('Required'),
	- pht('Repository name is required.'),
	- nonempty(last($xactions), null));
	-
	- $error->setIsMissingFieldError(true);
	- $errors[] = $error;
	- }
	- break;
	-
	- case PhabricatorRepositoryTransaction::TYPE_ACTIVATE:
	- $status_map = PhabricatorRepository::getStatusMap();
	- foreach ($xactions as $xaction) {
	- $status = $xaction->getNewValue();
	- if (empty($status_map[$status])) {
	- $errors[] = new PhabricatorApplicationTransactionValidationError(
	- $type,
	- pht('Invalid'),
	- pht(
	- 'Repository status "%s" is not valid.',
	- $status),
	- $xaction);
	- }
	- }
	- break;
	-
	- case PhabricatorRepositoryTransaction::TYPE_ENCODING:
	- foreach ($xactions as $xaction) {
	- // Make sure the encoding is valid by converting to UTF-8. This tests
	- // that the user has mbstring installed, and also that they didn't
	- // type a garbage encoding name. Note that we're converting from
	- // UTF-8 to the target encoding, because mbstring is fine with
	- // converting from a nonsense encoding.
	- $encoding = $xaction->getNewValue();
	- if (!strlen($encoding)) {
	- continue;
	- }
	-
	- try {
	- phutil_utf8_convert('.', $encoding, 'UTF-8');
	- } catch (Exception $ex) {
	- $errors[] = new PhabricatorApplicationTransactionValidationError(
	- $type,
	- pht('Invalid'),
	- pht(
	- 'Repository encoding "%s" is not valid: %s',
	- $encoding,
	- $ex->getMessage()),
	- $xaction);
	- }
	- }
	- break;
	-
	- case PhabricatorRepositoryTransaction::TYPE_SLUG:
	- foreach ($xactions as $xaction) {
	- $old = $xaction->getOldValue();
	- $new = $xaction->getNewValue();
	-
	- if (!strlen($new)) {
	- continue;
	- }
	-
	- if ($new === $old) {
	- continue;
	- }
	-
	- try {
	- PhabricatorRepository::assertValidRepositorySlug($new);
	- } catch (Exception $ex) {
	- $errors[] = new PhabricatorApplicationTransactionValidationError(
	- $type,
	- pht('Invalid'),
	- $ex->getMessage(),
	- $xaction);
	- continue;
	- }
	-
	- $other = id(new PhabricatorRepositoryQuery())
	- ->setViewer(PhabricatorUser::getOmnipotentUser())
	- ->withSlugs(array($new))
	- ->executeOne();
	- if ($other && ($other->getID() !== $object->getID())) {
	- $errors[] = new PhabricatorApplicationTransactionValidationError(
	- $type,
	- pht('Duplicate'),
	- pht(
	- 'The selected repository short name is already in use by '.
	- 'another repository. Choose a unique short name.'),
	- $xaction);
	- continue;
	- }
	- }
	- break;
	-
	- case PhabricatorRepositoryTransaction::TYPE_CALLSIGN:
	- foreach ($xactions as $xaction) {
	- $old = $xaction->getOldValue();
	- $new = $xaction->getNewValue();
	-
	- if (!strlen($new)) {
	- continue;
	- }
	-
	- if ($new === $old) {
	- continue;
	- }
	-
	- try {
	- PhabricatorRepository::assertValidCallsign($new);
	- } catch (Exception $ex) {
	- $errors[] = new PhabricatorApplicationTransactionValidationError(
	- $type,
	- pht('Invalid'),
	- $ex->getMessage(),
	- $xaction);
	- continue;
	- }
	-
	- $other = id(new PhabricatorRepositoryQuery())
	- ->setViewer(PhabricatorUser::getOmnipotentUser())
	- ->withCallsigns(array($new))
	- ->executeOne();
	- if ($other && ($other->getID() !== $object->getID())) {
	- $errors[] = new PhabricatorApplicationTransactionValidationError(
	- $type,
	- pht('Duplicate'),
	- pht(
	- 'The selected callsign ("%s") is already in use by another '.
	- 'repository. Choose a unique callsign.',
	- $new),
	- $xaction);
	- continue;
	- }
	- }
	- break;
	-
	- case PhabricatorRepositoryTransaction::TYPE_SYMBOLS_SOURCES:
	- foreach ($xactions as $xaction) {
	- $old = $object->getSymbolSources();
	- $new = $xaction->getNewValue();
	-
	- // If the viewer is adding new repositories, make sure they are
	- // valid and visible.
	- $add = array_diff($new, $old);
	- if (!$add) {
	- continue;
	- }
	-
	- $repositories = id(new PhabricatorRepositoryQuery())
	- ->setViewer($this->getActor())
	- ->withPHIDs($add)
	- ->execute();
	- $repositories = mpull($repositories, null, 'getPHID');
	-
	- foreach ($add as $phid) {
	- if (isset($repositories[$phid])) {
	- continue;
	- }
	-
	- $errors[] = new PhabricatorApplicationTransactionValidationError(
	- $type,
	- pht('Invalid'),
	- pht(
	- 'Repository ("%s") does not exist, or you do not have '.
	- 'permission to see it.',
	- $phid),
	- $xaction);
	- break;
	- }
	- }
	- break;
	-
	- }
	-
	- return $errors;
	- }
	-
	protected function didCatchDuplicateKeyException(
	PhabricatorLiskDAO $object,
	array $xactions,
	diff --git a/src/applications/repository/management/PhabricatorRepositoryManagementClusterizeWorkflow.php b/src/applications/repository/management/PhabricatorRepositoryManagementClusterizeWorkflow.php
	--- a/src/applications/repository/management/PhabricatorRepositoryManagementClusterizeWorkflow.php
	+++ b/src/applications/repository/management/PhabricatorRepositoryManagementClusterizeWorkflow.php
	@@ -117,7 +117,8 @@
	$xactions = array();

	$xactions[] = id(new PhabricatorRepositoryTransaction())
	- ->setTransactionType(PhabricatorRepositoryTransaction::TYPE_SERVICE)
	+ ->setTransactionType(
	+ PhabricatorRepositoryServiceTransaction::TRANSACTIONTYPE)
	->setNewValue($service_phid);

	id(new PhabricatorRepositoryEditor())
	diff --git a/src/applications/repository/storage/PhabricatorRepositoryTransaction.php b/src/applications/repository/storage/PhabricatorRepositoryTransaction.php
	--- a/src/applications/repository/storage/PhabricatorRepositoryTransaction.php
	+++ b/src/applications/repository/storage/PhabricatorRepositoryTransaction.php
	@@ -1,29 +1,7 @@
	<?php

	final class PhabricatorRepositoryTransaction
	- extends PhabricatorApplicationTransaction {
	-
	- const TYPE_VCS = 'repo:vcs';
	- const TYPE_ACTIVATE = 'repo:activate';
	- const TYPE_NAME = 'repo:name';
	- const TYPE_DESCRIPTION = 'repo:description';
	- const TYPE_ENCODING = 'repo:encoding';
	- const TYPE_DEFAULT_BRANCH = 'repo:default-branch';
	- const TYPE_TRACK_ONLY = 'repo:track-only';
	- const TYPE_AUTOCLOSE_ONLY = 'repo:autoclose-only';
	- const TYPE_SVN_SUBPATH = 'repo:svn-subpath';
	- const TYPE_NOTIFY = 'repo:notify';
	- const TYPE_AUTOCLOSE = 'repo:autoclose';
	- const TYPE_PUSH_POLICY = 'repo:push-policy';
	- const TYPE_DANGEROUS = 'repo:dangerous';
	- const TYPE_ENORMOUS = 'repo:enormous';
	- const TYPE_SLUG = 'repo:slug';
	- const TYPE_SERVICE = 'repo:service';
	- const TYPE_SYMBOLS_SOURCES = 'repo:symbol-source';
	- const TYPE_SYMBOLS_LANGUAGE = 'repo:symbol-language';
	- const TYPE_STAGING_URI = 'repo:staging-uri';
	- const TYPE_AUTOMATION_BLUEPRINTS = 'repo:automation-blueprints';
	- const TYPE_CALLSIGN = 'repo:callsign';
	+ extends PhabricatorModularTransaction {

	public function getApplicationName() {
	return 'repository';
	@@ -37,381 +15,8 @@
	return null;
	}

	- public function getRequiredHandlePHIDs() {
	- $phids = parent::getRequiredHandlePHIDs();
	-
	- $old = $this->getOldValue();
	- $new = $this->getNewValue();
	-
	- switch ($this->getTransactionType()) {
	- case self::TYPE_PUSH_POLICY:
	- case self::TYPE_SERVICE:
	- if ($old) {
	- $phids[] = $old;
	- }
	- if ($new) {
	- $phids[] = $new;
	- }
	- break;
	- case self::TYPE_SYMBOLS_SOURCES:
	- case self::TYPE_AUTOMATION_BLUEPRINTS:
	- if ($old) {
	- $phids = array_merge($phids, $old);
	- }
	- if ($new) {
	- $phids = array_merge($phids, $new);
	- }
	- break;
	- }
	-
	- return $phids;
	- }
	-
	- public function shouldHide() {
	- $old = $this->getOldValue();
	- $new = $this->getNewValue();
	-
	- switch ($this->getTransactionType()) {
	- case self::TYPE_NAME:
	- // Hide these on create, they aren't interesting and we have an
	- // explicit "create" transaction.
	- if (!strlen($old)) {
	- return true;
	- }
	- break;
	- }
	-
	- return parent::shouldHide();
	- }
	-
	- public function getIcon() {
	- switch ($this->getTransactionType()) {
	- case self::TYPE_VCS:
	- return 'fa-plus';
	- }
	- return parent::getIcon();
	- }
	-
	- public function getColor() {
	- switch ($this->getTransactionType()) {
	- case self::TYPE_VCS:
	- return 'green';
	- }
	- return parent::getIcon();
	- }
	-
	- public function getTitle() {
	- $author_phid = $this->getAuthorPHID();
	-
	- $old = $this->getOldValue();
	- $new = $this->getNewValue();
	-
	- switch ($this->getTransactionType()) {
	- case self::TYPE_VCS:
	- return pht(
	- '%s created this repository.',
	- $this->renderHandleLink($author_phid));
	- case self::TYPE_ACTIVATE:
	- // TODO: Old versions of this transaction use a boolean value, but
	- // should be migrated.
	- $is_deactivate =
	- (!$new) \|\|
	- ($new == PhabricatorRepository::STATUS_INACTIVE);
	-
	- if (!$is_deactivate) {
	- return pht(
	- '%s activated this repository.',
	- $this->renderHandleLink($author_phid));
	- } else {
	- return pht(
	- '%s deactivated this repository.',
	- $this->renderHandleLink($author_phid));
	- }
	- case self::TYPE_NAME:
	- return pht(
	- '%s renamed this repository from "%s" to "%s".',
	- $this->renderHandleLink($author_phid),
	- $old,
	- $new);
	- case self::TYPE_DESCRIPTION:
	- return pht(
	- '%s updated the description of this repository.',
	- $this->renderHandleLink($author_phid));
	- case self::TYPE_ENCODING:
	- if (strlen($old) && !strlen($new)) {
	- return pht(
	- '%s removed the "%s" encoding configured for this repository.',
	- $this->renderHandleLink($author_phid),
	- $old);
	- } else if (strlen($new) && !strlen($old)) {
	- return pht(
	- '%s set the encoding for this repository to "%s".',
	- $this->renderHandleLink($author_phid),
	- $new);
	- } else {
	- return pht(
	- '%s changed the repository encoding from "%s" to "%s".',
	- $this->renderHandleLink($author_phid),
	- $old,
	- $new);
	- }
	- case self::TYPE_DEFAULT_BRANCH:
	- if (!strlen($new)) {
	- return pht(
	- '%s removed "%s" as the default branch.',
	- $this->renderHandleLink($author_phid),
	- $old);
	- } else if (!strlen($old)) {
	- return pht(
	- '%s set the default branch to "%s".',
	- $this->renderHandleLink($author_phid),
	- $new);
	- } else {
	- return pht(
	- '%s changed the default branch from "%s" to "%s".',
	- $this->renderHandleLink($author_phid),
	- $old,
	- $new);
	- }
	- break;
	- case self::TYPE_TRACK_ONLY:
	- if (!$new) {
	- return pht(
	- '%s set this repository to track all branches.',
	- $this->renderHandleLink($author_phid));
	- } else if (!$old) {
	- return pht(
	- '%s set this repository to track branches: %s.',
	- $this->renderHandleLink($author_phid),
	- implode(', ', $new));
	- } else {
	- return pht(
	- '%s changed track branches from "%s" to "%s".',
	- $this->renderHandleLink($author_phid),
	- implode(', ', $old),
	- implode(', ', $new));
	- }
	- break;
	- case self::TYPE_AUTOCLOSE_ONLY:
	- if (!$new) {
	- return pht(
	- '%s set this repository to autoclose on all branches.',
	- $this->renderHandleLink($author_phid));
	- } else if (!$old) {
	- return pht(
	- '%s set this repository to autoclose on branches: %s.',
	- $this->renderHandleLink($author_phid),
	- implode(', ', $new));
	- } else {
	- return pht(
	- '%s changed autoclose branches from "%s" to "%s".',
	- $this->renderHandleLink($author_phid),
	- implode(', ', $old),
	- implode(', ', $new));
	- }
	- break;
	- case self::TYPE_SVN_SUBPATH:
	- if (!strlen($new)) {
	- return pht(
	- '%s removed "%s" as the Import Only path.',
	- $this->renderHandleLink($author_phid),
	- $old);
	- } else if (!strlen($old)) {
	- return pht(
	- '%s set the repository to import only "%s".',
	- $this->renderHandleLink($author_phid),
	- $new);
	- } else {
	- return pht(
	- '%s changed the import path from "%s" to "%s".',
	- $this->renderHandleLink($author_phid),
	- $old,
	- $new);
	- }
	- break;
	- case self::TYPE_NOTIFY:
	- if ($new) {
	- return pht(
	- '%s enabled notifications and publishing for this repository.',
	- $this->renderHandleLink($author_phid));
	- } else {
	- return pht(
	- '%s disabled notifications and publishing for this repository.',
	- $this->renderHandleLink($author_phid));
	- }
	- break;
	- case self::TYPE_AUTOCLOSE:
	- if ($new) {
	- return pht(
	- '%s enabled autoclose for this repository.',
	- $this->renderHandleLink($author_phid));
	- } else {
	- return pht(
	- '%s disabled autoclose for this repository.',
	- $this->renderHandleLink($author_phid));
	- }
	- break;
	- case self::TYPE_PUSH_POLICY:
	- return pht(
	- '%s changed the push policy of this repository from "%s" to "%s".',
	- $this->renderHandleLink($author_phid),
	- $this->renderPolicyName($old, 'old'),
	- $this->renderPolicyName($new, 'new'));
	- case self::TYPE_DANGEROUS:
	- if ($new) {
	- return pht(
	- '%s disabled protection against dangerous changes.',
	- $this->renderHandleLink($author_phid));
	- } else {
	- return pht(
	- '%s enabled protection against dangerous changes.',
	- $this->renderHandleLink($author_phid));
	- }
	- case self::TYPE_ENORMOUS:
	- if ($new) {
	- return pht(
	- '%s disabled protection against enormous changes.',
	- $this->renderHandleLink($author_phid));
	- } else {
	- return pht(
	- '%s enabled protection against enormous changes.',
	- $this->renderHandleLink($author_phid));
	- }
	- case self::TYPE_SLUG:
	- if (strlen($old) && !strlen($new)) {
	- return pht(
	- '%s removed the short name of this repository.',
	- $this->renderHandleLink($author_phid));
	- } else if (strlen($new) && !strlen($old)) {
	- return pht(
	- '%s set the short name of this repository to "%s".',
	- $this->renderHandleLink($author_phid),
	- $new);
	- } else {
	- return pht(
	- '%s changed the short name of this repository from "%s" to "%s".',
	- $this->renderHandleLink($author_phid),
	- $old,
	- $new);
	- }
	- case self::TYPE_SERVICE:
	- if (strlen($old) && !strlen($new)) {
	- return pht(
	- '%s moved storage for this repository from %s to local.',
	- $this->renderHandleLink($author_phid),
	- $this->renderHandleLink($old));
	- } else if (!strlen($old) && strlen($new)) {
	- // TODO: Possibly, we should distinguish between automatic assignment
	- // on creation vs explicit adjustment.
	- return pht(
	- '%s set storage for this repository to %s.',
	- $this->renderHandleLink($author_phid),
	- $this->renderHandleLink($new));
	- } else {
	- return pht(
	- '%s moved storage for this repository from %s to %s.',
	- $this->renderHandleLink($author_phid),
	- $this->renderHandleLink($old),
	- $this->renderHandleLink($new));
	- }
	- case self::TYPE_SYMBOLS_SOURCES:
	- return pht(
	- '%s changed symbol sources from %s to %s.',
	- $this->renderHandleLink($author_phid),
	- empty($old) ? pht('None') : $this->renderHandleList($old),
	- empty($new) ? pht('None') : $this->renderHandleList($new));
	-
	- case self::TYPE_SYMBOLS_LANGUAGE:
	- return pht('%s changed indexed languages from %s to %s.',
	- $this->renderHandleLink($author_phid),
	- $old ? implode(', ', $old) : pht('Any'),
	- $new ? implode(', ', $new) : pht('Any'));
	-
	- case self::TYPE_STAGING_URI:
	- if (!$old) {
	- return pht(
	- '%s set "%s" as the staging area for this repository.',
	- $this->renderHandleLink($author_phid),
	- $new);
	- } else if (!$new) {
	- return pht(
	- '%s removed "%s" as the staging area for this repository.',
	- $this->renderHandleLink($author_phid),
	- $old);
	- } else {
	- return pht(
	- '%s changed the staging area for this repository from '.
	- '"%s" to "%s".',
	- $this->renderHandleLink($author_phid),
	- $old,
	- $new);
	- }
	-
	- case self::TYPE_AUTOMATION_BLUEPRINTS:
	- $add = array_diff($new, $old);
	- $rem = array_diff($old, $new);
	-
	- if ($add && $rem) {
	- return pht(
	- '%s changed %s automation blueprint(s), '.
	- 'added %s: %s; removed %s: %s.',
	- $this->renderHandleLink($author_phid),
	- new PhutilNumber(count($add) + count($rem)),
	- new PhutilNumber(count($add)),
	- $this->renderHandleList($add),
	- new PhutilNumber(count($rem)),
	- $this->renderHandleList($rem));
	- } else if ($add) {
	- return pht(
	- '%s added %s automation blueprint(s): %s.',
	- $this->renderHandleLink($author_phid),
	- new PhutilNumber(count($add)),
	- $this->renderHandleList($add));
	- } else {
	- return pht(
	- '%s removed %s automation blueprint(s): %s.',
	- $this->renderHandleLink($author_phid),
	- new PhutilNumber(count($rem)),
	- $this->renderHandleList($rem));
	- }
	-
	- case self::TYPE_CALLSIGN:
	- if ($old === null) {
	- return pht(
	- '%s set the callsign for this repository to "%s".',
	- $this->renderHandleLink($author_phid),
	- $new);
	- } else if ($new === null) {
	- return pht(
	- '%s removed the callsign ("%s") for this repository.',
	- $this->renderHandleLink($author_phid),
	- $old);
	- } else {
	- return pht(
	- '%s changed the callsign for this repository from "%s" to "%s".',
	- $this->renderHandleLink($author_phid),
	- $old,
	- $new);
	- }
	-
	- }
	-
	- return parent::getTitle();
	- }
	-
	- public function hasChangeDetails() {
	- switch ($this->getTransactionType()) {
	- case self::TYPE_DESCRIPTION:
	- return true;
	- }
	- return parent::hasChangeDetails();
	- }
	-
	- public function renderChangeDetails(PhabricatorUser $viewer) {
	- return $this->renderTextCorpusChangeDetails(
	- $viewer,
	- $this->getOldValue(),
	- $this->getNewValue());
	+ public function getBaseTransactionClass() {
	+ return 'PhabricatorRepositoryTransactionType';
	}

	}
	diff --git a/src/applications/repository/xaction/PhabricatorRepositoryActivateTransaction.php b/src/applications/repository/xaction/PhabricatorRepositoryActivateTransaction.php
	new file mode 100644
	--- /dev/null
	+++ b/src/applications/repository/xaction/PhabricatorRepositoryActivateTransaction.php
	@@ -0,0 +1,61 @@
	+<?php
	+
	+final class PhabricatorRepositoryActivateTransaction
	+ extends PhabricatorRepositoryTransactionType {
	+
	+ const TRANSACTIONTYPE = 'repo:activate';
	+
	+ public function generateOldValue($object) {
	+ return $object->isTracked();
	+ }
	+
	+ public function applyInternalEffects($object, $value) {
	+ // The first time a repository is activated, clear the "new repository"
	+ // flag so we stop showing setup hints.
	+ if ($value) {
	+ $object->setDetail('newly-initialized', false);
	+ }
	+
	+ $object->setDetail('tracking-enabled', $value);
	+ }
	+
	+ public function getTitle() {
	+ $new = $this->getNewValue();
	+
	+ // TODO: Old versions of this transaction use a boolean value, but
	+ // should be migrated.
	+ $is_deactivate =
	+ (!$new) \|\|
	+ ($new == PhabricatorRepository::STATUS_INACTIVE);
	+
	+ if (!$is_deactivate) {
	+ return pht(
	+ '%s activated this repository.',
	+ $this->renderAuthor());
	+ } else {
	+ return pht(
	+ '%s deactivated this repository.',
	+ $this->renderAuthor());
	+ }
	+ }
	+
	+ public function validateTransactions($object, array $xactions) {
	+ $errors = array();
	+
	+ $status_map = PhabricatorRepository::getStatusMap();
	+ foreach ($xactions as $xaction) {
	+ $status = $xaction->getNewValue();
	+ if (empty($status_map[$status])) {
	+ $errors[] = $this->newInvalidError(
	+ pht(
	+ 'Repository status "%s" is not valid. Valid statuses are: %s.',
	+ $status,
	+ implode(', ', array_keys($status_map))),
	+ $xaction);
	+ }
	+ }
	+
	+ return $errors;
	+ }
	+
	+}
	diff --git a/src/applications/repository/xaction/PhabricatorRepositoryAutocloseOnlyTransaction.php b/src/applications/repository/xaction/PhabricatorRepositoryAutocloseOnlyTransaction.php
	new file mode 100644
	--- /dev/null
	+++ b/src/applications/repository/xaction/PhabricatorRepositoryAutocloseOnlyTransaction.php
	@@ -0,0 +1,42 @@
	+<?php
	+
	+final class PhabricatorRepositoryAutocloseOnlyTransaction
	+ extends PhabricatorRepositoryTransactionType {
	+
	+ const TRANSACTIONTYPE = 'repo:autoclose-only';
	+
	+ public function generateOldValue($object) {
	+ return array_keys($object->getDetail('close-commits-filter', array()));
	+ }
	+
	+ public function applyInternalEffects($object, $value) {
	+ $object->setDetail('close-commits-filter', array_fill_keys($value, true));
	+ }
	+
	+ public function getTitle() {
	+ $old = $this->getOldValue();
	+ $new = $this->getNewValue();
	+
	+ if (!$new) {
	+ return pht(
	+ '%s set this repository to autoclose on all branches.',
	+ $this->renderAuthor());
	+ } else if (!$old) {
	+ return pht(
	+ '%s set this repository to autoclose on branches: %s.',
	+ $this->renderAuthor(),
	+ $this->renderValue(implode(', ', $new)));
	+ } else {
	+ return pht(
	+ '%s changed autoclose branches from %s to %s.',
	+ $this->renderAuthor(),
	+ $this->renderValue(implode(', ', $old)),
	+ $this->renderValue(implode(', ', $new)));
	+ }
	+ }
	+
	+ public function validateTransactions($object, array $xactions) {
	+ return $this->validateRefList($object, $xactions);
	+ }
	+
	+}
	diff --git a/src/applications/repository/xaction/PhabricatorRepositoryAutocloseTransaction.php b/src/applications/repository/xaction/PhabricatorRepositoryAutocloseTransaction.php
	new file mode 100644
	--- /dev/null
	+++ b/src/applications/repository/xaction/PhabricatorRepositoryAutocloseTransaction.php
	@@ -0,0 +1,34 @@
	+<?php
	+
	+final class PhabricatorRepositoryAutocloseTransaction
	+ extends PhabricatorRepositoryTransactionType {
	+
	+ const TRANSACTIONTYPE = 'repo:autoclose';
	+
	+ public function generateOldValue($object) {
	+ return (int)!$object->getDetail('disable-autoclose');
	+ }
	+
	+ public function generateNewValue($object, $value) {
	+ return (int)$value;
	+ }
	+
	+ public function applyInternalEffects($object, $value) {
	+ $object->setDetail('disable-autoclose', (int)!$value);
	+ }
	+
	+ public function getTitle() {
	+ $new = $this->getNewValue();
	+
	+ if ($new) {
	+ return pht(
	+ '%s enabled autoclose for this repository.',
	+ $this->renderAuthor());
	+ } else {
	+ return pht(
	+ '%s disabled autoclose for this repository.',
	+ $this->renderAuthor());
	+ }
	+ }
	+
	+}
	diff --git a/src/applications/repository/xaction/PhabricatorRepositoryBlueprintsTransaction.php b/src/applications/repository/xaction/PhabricatorRepositoryBlueprintsTransaction.php
	new file mode 100644
	--- /dev/null
	+++ b/src/applications/repository/xaction/PhabricatorRepositoryBlueprintsTransaction.php
	@@ -0,0 +1,81 @@
	+<?php
	+
	+final class PhabricatorRepositoryBlueprintsTransaction
	+ extends PhabricatorRepositoryTransactionType {
	+
	+ const TRANSACTIONTYPE = 'repo:automation-blueprints';
	+
	+ public function generateOldValue($object) {
	+ return $object->getDetail('automation.blueprintPHIDs', array());
	+ }
	+
	+ public function applyInternalEffects($object, $value) {
	+ $object->setDetail('automation.blueprintPHIDs', $value);
	+ }
	+
	+ public function applyExternalEffects($object, $value) {
	+ DrydockAuthorization::applyAuthorizationChanges(
	+ $this->getActor(),
	+ $object->getPHID(),
	+ $this->getOldValue(),
	+ $this->getNewValue());
	+ }
	+
	+ public function getTitle() {
	+ $old = $this->getOldValue();
	+ $new = $this->getNewValue();
	+
	+ $add = array_diff($new, $old);
	+ $rem = array_diff($old, $new);
	+
	+ if ($add && $rem) {
	+ return pht(
	+ '%s changed %s automation blueprint(s), '.
	+ 'added %s: %s; removed %s: %s.',
	+ $this->renderAuthor(),
	+ new PhutilNumber(count($add) + count($rem)),
	+ new PhutilNumber(count($add)),
	+ $this->renderHandleList($add),
	+ new PhutilNumber(count($rem)),
	+ $this->renderHandleList($rem));
	+ } else if ($add) {
	+ return pht(
	+ '%s added %s automation blueprint(s): %s.',
	+ $this->renderAuthor(),
	+ new PhutilNumber(count($add)),
	+ $this->renderHandleList($add));
	+ } else {
	+ return pht(
	+ '%s removed %s automation blueprint(s): %s.',
	+ $this->renderAuthor(),
	+ new PhutilNumber(count($rem)),
	+ $this->renderHandleList($rem));
	+ }
	+ }
	+
	+ public function validateTransactions($object, array $xactions) {
	+ $errors = array();
	+
	+ foreach ($xactions as $xaction) {
	+ $old = nonempty($xaction->getOldValue(), array());
	+ $new = nonempty($xaction->getNewValue(), array());
	+
	+ $add = array_diff($new, $old);
	+
	+ $invalid = PhabricatorObjectQuery::loadInvalidPHIDsForViewer(
	+ $this->getActor(),
	+ $add);
	+ if ($invalid) {
	+ $errors[] = $this->newInvalidError(
	+ pht(
	+ 'Some of the selected automation blueprints are invalid '.
	+ 'or restricted: %s.',
	+ implode(', ', $invalid)),
	+ $xaction);
	+ }
	+ }
	+
	+ return $errors;
	+ }
	+
	+}
	diff --git a/src/applications/repository/xaction/PhabricatorRepositoryCallsignTransaction.php b/src/applications/repository/xaction/PhabricatorRepositoryCallsignTransaction.php
	new file mode 100644
	--- /dev/null
	+++ b/src/applications/repository/xaction/PhabricatorRepositoryCallsignTransaction.php
	@@ -0,0 +1,90 @@
	+<?php
	+
	+final class PhabricatorRepositoryCallsignTransaction
	+ extends PhabricatorRepositoryTransactionType {
	+
	+ const TRANSACTIONTYPE = 'repo:callsign';
	+
	+ public function generateOldValue($object) {
	+ return $object->getCallsign();
	+ }
	+
	+ public function generateNewValue($object, $value) {
	+ if (strlen($value)) {
	+ return $value;
	+ }
	+
	+ return null;
	+ }
	+
	+ public function applyInternalEffects($object, $value) {
	+ $object->setCallsign($value);
	+ }
	+
	+ public function getTitle() {
	+ $old = $this->getOldValue();
	+ $new = $this->getNewValue();
	+
	+ if (!strlen($old)) {
	+ return pht(
	+ '%s set the callsign for this repository to %s.',
	+ $this->renderAuthor(),
	+ $this->renderNewValue());
	+ } else if (!strlen($new)) {
	+ return pht(
	+ '%s removed the callsign (%s) for this repository.',
	+ $this->renderAuthor(),
	+ $this->renderOldValue());
	+ } else {
	+ return pht(
	+ '%s changed the callsign for this repository from %s to %s.',
	+ $this->renderAuthor(),
	+ $this->renderOldValue(),
	+ $this->renderNewValue());
	+ }
	+ }
	+
	+ public function validateTransactions($object, array $xactions) {
	+ $errors = array();
	+
	+ foreach ($xactions as $xaction) {
	+ $old = $xaction->getOldValue();
	+ $new = $xaction->getNewValue();
	+
	+ if (!strlen($new)) {
	+ continue;
	+ }
	+
	+ if ($new === $old) {
	+ continue;
	+ }
	+
	+ try {
	+ PhabricatorRepository::assertValidCallsign($new);
	+ } catch (Exception $ex) {
	+ $errors[] = $this->newInvalidError(
	+ $ex->getMessage(),
	+ $xaction);
	+ continue;
	+ }
	+
	+ $other = id(new PhabricatorRepositoryQuery())
	+ ->setViewer(PhabricatorUser::getOmnipotentUser())
	+ ->withCallsigns(array($new))
	+ ->executeOne();
	+ if ($other && ($other->getID() !== $object->getID())) {
	+ $errors[] = $this->newError(
	+ pht('Duplicate'),
	+ pht(
	+ 'The selected callsign ("%s") is already in use by another '.
	+ 'repository. Choose a unique callsign.',
	+ $new),
	+ $xaction);
	+ continue;
	+ }
	+ }
	+
	+ return $errors;
	+ }
	+
	+}
	diff --git a/src/applications/repository/xaction/PhabricatorRepositoryDangerousTransaction.php b/src/applications/repository/xaction/PhabricatorRepositoryDangerousTransaction.php
	new file mode 100644
	--- /dev/null
	+++ b/src/applications/repository/xaction/PhabricatorRepositoryDangerousTransaction.php
	@@ -0,0 +1,30 @@
	+<?php
	+
	+final class PhabricatorRepositoryDangerousTransaction
	+ extends PhabricatorRepositoryTransactionType {
	+
	+ const TRANSACTIONTYPE = 'repo:dangerous';
	+
	+ public function generateOldValue($object) {
	+ return $object->shouldAllowDangerousChanges();
	+ }
	+
	+ public function applyInternalEffects($object, $value) {
	+ $object->setDetail('allow-dangerous-changes', $value);
	+ }
	+
	+ public function getTitle() {
	+ $new = $this->getNewValue();
	+
	+ if ($new) {
	+ return pht(
	+ '%s disabled protection against dangerous changes.',
	+ $this->renderAuthor());
	+ } else {
	+ return pht(
	+ '%s enabled protection against dangerous changes.',
	+ $this->renderAuthor());
	+ }
	+ }
	+
	+}
	diff --git a/src/applications/repository/xaction/PhabricatorRepositoryDefaultBranchTransaction.php b/src/applications/repository/xaction/PhabricatorRepositoryDefaultBranchTransaction.php
	new file mode 100644
	--- /dev/null
	+++ b/src/applications/repository/xaction/PhabricatorRepositoryDefaultBranchTransaction.php
	@@ -0,0 +1,39 @@
	+<?php
	+
	+final class PhabricatorRepositoryDefaultBranchTransaction
	+ extends PhabricatorRepositoryTransactionType {
	+
	+ const TRANSACTIONTYPE = 'repo:default-branch';
	+
	+ public function generateOldValue($object) {
	+ return $object->getDetail('default-branch');
	+ }
	+
	+ public function applyInternalEffects($object, $value) {
	+ $object->setDetail('default-branch', $value);
	+ }
	+
	+ public function getTitle() {
	+ $old = $this->getOldValue();
	+ $new = $this->getNewValue();
	+
	+ if (!strlen($new)) {
	+ return pht(
	+ '%s removed %s as the default branch.',
	+ $this->renderAuthor(),
	+ $this->renderOldValue());
	+ } else if (!strlen($old)) {
	+ return pht(
	+ '%s set the default branch to %s.',
	+ $this->renderAuthor(),
	+ $this->renderNewValue());
	+ } else {
	+ return pht(
	+ '%s changed the default branch from %s to %s.',
	+ $this->renderAuthor(),
	+ $this->renderOldValue(),
	+ $this->renderNewValue());
	+ }
	+ }
	+
	+}
	diff --git a/src/applications/repository/xaction/PhabricatorRepositoryDescriptionTransaction.php b/src/applications/repository/xaction/PhabricatorRepositoryDescriptionTransaction.php
	new file mode 100644
	--- /dev/null
	+++ b/src/applications/repository/xaction/PhabricatorRepositoryDescriptionTransaction.php
	@@ -0,0 +1,49 @@
	+<?php
	+
	+final class PhabricatorRepositoryDescriptionTransaction
	+ extends PhabricatorRepositoryTransactionType {
	+
	+ const TRANSACTIONTYPE = 'repo:description';
	+
	+ public function generateOldValue($object) {
	+ return $object->getDetail('description');
	+ }
	+
	+ public function applyInternalEffects($object, $value) {
	+ $object->setDetail('description', $value);
	+ }
	+
	+ public function getTitle() {
	+ return pht(
	+ '%s updated the description for this repository.',
	+ $this->renderAuthor());
	+ }
	+
	+ public function hasChangeDetailView() {
	+ return true;
	+ }
	+
	+ public function getMailDiffSectionHeader() {
	+ return pht('CHANGES TO REPOSITORY DESCRIPTION');
	+ }
	+
	+ public function newChangeDetailView() {
	+ $viewer = $this->getViewer();
	+
	+ return id(new PhabricatorApplicationTransactionTextDiffDetailView())
	+ ->setViewer($viewer)
	+ ->setOldText($this->getOldValue())
	+ ->setNewText($this->getNewValue());
	+ }
	+
	+ public function newRemarkupChanges() {
	+ $changes = array();
	+
	+ $changes[] = $this->newRemarkupChange()
	+ ->setOldValue($this->getOldValue())
	+ ->setNewValue($this->getNewValue());
	+
	+ return $changes;
	+ }
	+
	+}
	diff --git a/src/applications/repository/xaction/PhabricatorRepositoryEncodingTransaction.php b/src/applications/repository/xaction/PhabricatorRepositoryEncodingTransaction.php
	new file mode 100644
	--- /dev/null
	+++ b/src/applications/repository/xaction/PhabricatorRepositoryEncodingTransaction.php
	@@ -0,0 +1,68 @@
	+<?php
	+
	+final class PhabricatorRepositoryEncodingTransaction
	+ extends PhabricatorRepositoryTransactionType {
	+
	+ const TRANSACTIONTYPE = 'repo:encoding';
	+
	+ public function generateOldValue($object) {
	+ return $object->getDetail('encoding');
	+ }
	+
	+ public function applyInternalEffects($object, $value) {
	+ $object->setDetail('encoding', $value);
	+ }
	+
	+ public function getTitle() {
	+ $old = $this->getOldValue();
	+ $new = $this->getNewValue();
	+
	+ if (strlen($old) && !strlen($new)) {
	+ return pht(
	+ '%s removed the %s encoding configured for this repository.',
	+ $this->renderAuthor(),
	+ $this->renderOldValue());
	+ } else if (strlen($new) && !strlen($old)) {
	+ return pht(
	+ '%s set the encoding for this repository to %s.',
	+ $this->renderAuthor(),
	+ $this->renderNewValue());
	+ } else {
	+ return pht(
	+ '%s changed the repository encoding from %s to %s.',
	+ $this->renderAuthor(),
	+ $this->renderOldValue(),
	+ $this->renderNewValue());
	+ }
	+ }
	+
	+ public function validateTransactions($object, array $xactions) {
	+ $errors = array();
	+
	+ foreach ($xactions as $xaction) {
	+ // Make sure the encoding is valid by converting to UTF-8. This tests
	+ // that the user has mbstring installed, and also that they didn't
	+ // type a garbage encoding name. Note that we're converting from
	+ // UTF-8 to the target encoding, because mbstring is fine with
	+ // converting from a nonsense encoding.
	+ $encoding = $xaction->getNewValue();
	+ if (!strlen($encoding)) {
	+ continue;
	+ }
	+
	+ try {
	+ phutil_utf8_convert('.', $encoding, 'UTF-8');
	+ } catch (Exception $ex) {
	+ $errors[] = $this->newInvalidError(
	+ pht(
	+ 'Repository encoding "%s" is not valid: %s',
	+ $encoding,
	+ $ex->getMessage()),
	+ $xaction);
	+ }
	+ }
	+
	+ return $errors;
	+ }
	+
	+}
	diff --git a/src/applications/repository/xaction/PhabricatorRepositoryEnormousTransaction.php b/src/applications/repository/xaction/PhabricatorRepositoryEnormousTransaction.php
	new file mode 100644
	--- /dev/null
	+++ b/src/applications/repository/xaction/PhabricatorRepositoryEnormousTransaction.php
	@@ -0,0 +1,30 @@
	+<?php
	+
	+final class PhabricatorRepositoryEnormousTransaction
	+ extends PhabricatorRepositoryTransactionType {
	+
	+ const TRANSACTIONTYPE = 'repo:enormous';
	+
	+ public function generateOldValue($object) {
	+ return $object->shouldAllowEnormousChanges();
	+ }
	+
	+ public function applyInternalEffects($object, $value) {
	+ $object->setDetail('allow-enormous-changes', $value);
	+ }
	+
	+ public function getTitle() {
	+ $new = $this->getNewValue();
	+
	+ if ($new) {
	+ return pht(
	+ '%s disabled protection against enormous changes.',
	+ $this->renderAuthor());
	+ } else {
	+ return pht(
	+ '%s enabled protection against enormous changes.',
	+ $this->renderAuthor());
	+ }
	+ }
	+
	+}
	diff --git a/src/applications/repository/xaction/PhabricatorRepositoryNameTransaction.php b/src/applications/repository/xaction/PhabricatorRepositoryNameTransaction.php
	new file mode 100644
	--- /dev/null
	+++ b/src/applications/repository/xaction/PhabricatorRepositoryNameTransaction.php
	@@ -0,0 +1,35 @@
	+<?php
	+
	+final class PhabricatorRepositoryNameTransaction
	+ extends PhabricatorRepositoryTransactionType {
	+
	+ const TRANSACTIONTYPE = 'repo:name';
	+
	+ public function generateOldValue($object) {
	+ return $object->getName();
	+ }
	+
	+ public function applyInternalEffects($object, $value) {
	+ $object->setName($value);
	+ }
	+
	+ public function getTitle() {
	+ return pht(
	+ '%s renamed this repository from %s to %s.',
	+ $this->renderAuthor(),
	+ $this->renderOldValue(),
	+ $this->renderNewValue());
	+ }
	+
	+ public function validateTransactions($object, array $xactions) {
	+ $errors = array();
	+
	+ if ($this->isEmptyTextTransaction($object->getName(), $xactions)) {
	+ $errors[] = $this->newRequiredError(
	+ pht('Repositories must have a name.'));
	+ }
	+
	+ return $errors;
	+ }
	+
	+}
	diff --git a/src/applications/repository/xaction/PhabricatorRepositoryNotifyTransaction.php b/src/applications/repository/xaction/PhabricatorRepositoryNotifyTransaction.php
	new file mode 100644
	--- /dev/null
	+++ b/src/applications/repository/xaction/PhabricatorRepositoryNotifyTransaction.php
	@@ -0,0 +1,34 @@
	+<?php
	+
	+final class PhabricatorRepositoryNotifyTransaction
	+ extends PhabricatorRepositoryTransactionType {
	+
	+ const TRANSACTIONTYPE = 'repo:notify';
	+
	+ public function generateOldValue($object) {
	+ return (int)!$object->getDetail('herald-disabled');
	+ }
	+
	+ public function generateNewValue($object, $value) {
	+ return (int)$value;
	+ }
	+
	+ public function applyInternalEffects($object, $value) {
	+ $object->setDetail('herald-disabled', (int)!$value);
	+ }
	+
	+ public function getTitle() {
	+ $new = $this->getNewValue();
	+
	+ if ($new) {
	+ return pht(
	+ '%s enabled notifications and publishing for this repository.',
	+ $this->renderAuthor());
	+ } else {
	+ return pht(
	+ '%s disabled notifications and publishing for this repository.',
	+ $this->renderAuthor());
	+ }
	+ }
	+
	+}
	diff --git a/src/applications/repository/xaction/PhabricatorRepositoryPushPolicyTransaction.php b/src/applications/repository/xaction/PhabricatorRepositoryPushPolicyTransaction.php
	new file mode 100644
	--- /dev/null
	+++ b/src/applications/repository/xaction/PhabricatorRepositoryPushPolicyTransaction.php
	@@ -0,0 +1,24 @@
	+<?php
	+
	+final class PhabricatorRepositoryPushPolicyTransaction
	+ extends PhabricatorRepositoryTransactionType {
	+
	+ const TRANSACTIONTYPE = 'repo:push-policy';
	+
	+ public function generateOldValue($object) {
	+ return $object->getPushPolicy();
	+ }
	+
	+ public function applyInternalEffects($object, $value) {
	+ $object->setPushPolicy($value);
	+ }
	+
	+ public function getTitle() {
	+ return pht(
	+ '%s changed the push policy of this repository from %s to %s.',
	+ $this->renderAuthor(),
	+ $this->renderOldPolicy(),
	+ $this->renderNewPolicy());
	+ }
	+
	+}
	diff --git a/src/applications/repository/xaction/PhabricatorRepositorySVNSubpathTransaction.php b/src/applications/repository/xaction/PhabricatorRepositorySVNSubpathTransaction.php
	new file mode 100644
	--- /dev/null
	+++ b/src/applications/repository/xaction/PhabricatorRepositorySVNSubpathTransaction.php
	@@ -0,0 +1,39 @@
	+<?php
	+
	+final class PhabricatorRepositorySVNSubpathTransaction
	+ extends PhabricatorRepositoryTransactionType {
	+
	+ const TRANSACTIONTYPE = 'repo:svn-subpath';
	+
	+ public function generateOldValue($object) {
	+ return $object->getDetail('svn-subpath');
	+ }
	+
	+ public function applyInternalEffects($object, $value) {
	+ $object->setDetail('svn-subpath', $value);
	+ }
	+
	+ public function getTitle() {
	+ $old = $this->getOldValue();
	+ $new = $this->getNewValue();
	+
	+ if (!strlen($new)) {
	+ return pht(
	+ '%s removed %s as the "Import Only" path.',
	+ $this->renderAuthor(),
	+ $this->renderOldValue());
	+ } else if (!strlen($old)) {
	+ return pht(
	+ '%s set the repository "Import Only" path to %s.',
	+ $this->renderAuthor(),
	+ $this->renderNewValue());
	+ } else {
	+ return pht(
	+ '%s changed the "Import Only" path from %s to %s.',
	+ $this->renderAuthor(),
	+ $this->renderOldValue(),
	+ $this->renderNewValue());
	+ }
	+ }
	+
	+}
	diff --git a/src/applications/repository/xaction/PhabricatorRepositoryServiceTransaction.php b/src/applications/repository/xaction/PhabricatorRepositoryServiceTransaction.php
	new file mode 100644
	--- /dev/null
	+++ b/src/applications/repository/xaction/PhabricatorRepositoryServiceTransaction.php
	@@ -0,0 +1,59 @@
	+<?php
	+
	+final class PhabricatorRepositoryServiceTransaction
	+ extends PhabricatorRepositoryTransactionType {
	+
	+ const TRANSACTIONTYPE = 'repo:service';
	+
	+ public function generateOldValue($object) {
	+ return $object->getAlmanacServicePHID();
	+ }
	+
	+ public function generateNewValue($object, $value) {
	+ if (strlen($value)) {
	+ return $value;
	+ }
	+
	+ return null;
	+ }
	+
	+ public function applyInternalEffects($object, $value) {
	+ $object->setAlmanacServicePHID($value);
	+ }
	+
	+ public function getTitle() {
	+ $old = $this->getOldValue();
	+ $new = $this->getOldValue();
	+
	+ if (strlen($old) && !strlen($new)) {
	+ return pht(
	+ '%s moved storage for this repository from %s to local.',
	+ $this->renderAuthor(),
	+ $this->renderOldHandle());
	+ } else if (!strlen($old) && strlen($new)) {
	+ // TODO: Possibly, we should distinguish between automatic assignment
	+ // on creation vs explicit adjustment.
	+ return pht(
	+ '%s set storage for this repository to %s.',
	+ $this->renderAuthor(),
	+ $this->renderNewHandle());
	+ } else {
	+ return pht(
	+ '%s moved storage for this repository from %s to %s.',
	+ $this->renderAuthor(),
	+ $this->renderOldHandle(),
	+ $this->renderNewHandle());
	+ }
	+ }
	+
	+ public function validateTransactions($object, array $xactions) {
	+ $errors = array();
	+
	+ // TODO: This could use some validation, values should be valid Almanac
	+ // services of appropriate types. It's only reachable via the CLI so it's
	+ // difficult to get wrong in practice.
	+
	+ return $errors;
	+ }
	+
	+}
	diff --git a/src/applications/repository/xaction/PhabricatorRepositorySlugTransaction.php b/src/applications/repository/xaction/PhabricatorRepositorySlugTransaction.php
	new file mode 100644
	--- /dev/null
	+++ b/src/applications/repository/xaction/PhabricatorRepositorySlugTransaction.php
	@@ -0,0 +1,88 @@
	+<?php
	+
	+final class PhabricatorRepositorySlugTransaction
	+ extends PhabricatorRepositoryTransactionType {
	+
	+ const TRANSACTIONTYPE = 'repo:slug';
	+
	+ public function generateOldValue($object) {
	+ return $object->getRepositorySlug();
	+ }
	+
	+ public function generateNewValue($object, $value) {
	+ if (strlen($value)) {
	+ return $value;
	+ }
	+
	+ return null;
	+ }
	+
	+ public function applyInternalEffects($object, $value) {
	+ $object->setRepositorySlug($value);
	+ }
	+
	+ public function getTitle() {
	+ $old = $this->getOldValue();
	+ $new = $this->getNewValue();
	+
	+ if (strlen($old) && !strlen($new)) {
	+ return pht(
	+ '%s removed the short name of this repository.',
	+ $this->renderAuthor());
	+ } else if (strlen($new) && !strlen($old)) {
	+ return pht(
	+ '%s set the short name of this repository to %s.',
	+ $this->renderAuthor(),
	+ $this->renderNewValue());
	+ } else {
	+ return pht(
	+ '%s changed the short name of this repository from %s to %s.',
	+ $this->renderAuthor(),
	+ $this->renderOldValue(),
	+ $this->renderNewValue());
	+ }
	+ }
	+
	+ public function validateTransactions($object, array $xactions) {
	+ $errors = array();
	+
	+ foreach ($xactions as $xaction) {
	+ $old = $xaction->getOldValue();
	+ $new = $xaction->getNewValue();
	+
	+ if (!strlen($new)) {
	+ continue;
	+ }
	+
	+ if ($new === $old) {
	+ continue;
	+ }
	+
	+ try {
	+ PhabricatorRepository::assertValidRepositorySlug($new);
	+ } catch (Exception $ex) {
	+ $errors[] = $this->newInvalidError(
	+ $ex->getMessage(),
	+ $xaction);
	+ continue;
	+ }
	+
	+ $other = id(new PhabricatorRepositoryQuery())
	+ ->setViewer(PhabricatorUser::getOmnipotentUser())
	+ ->withSlugs(array($new))
	+ ->executeOne();
	+ if ($other && ($other->getID() !== $object->getID())) {
	+ $errors[] = $this->newError(
	+ pht('Duplicate'),
	+ pht(
	+ 'The selected repository short name is already in use by '.
	+ 'another repository. Choose a unique short name.'),
	+ $xaction);
	+ continue;
	+ }
	+ }
	+
	+ return $errors;
	+ }
	+
	+}
	diff --git a/src/applications/repository/xaction/PhabricatorRepositoryStagingURITransaction.php b/src/applications/repository/xaction/PhabricatorRepositoryStagingURITransaction.php
	new file mode 100644
	--- /dev/null
	+++ b/src/applications/repository/xaction/PhabricatorRepositoryStagingURITransaction.php
	@@ -0,0 +1,68 @@
	+<?php
	+
	+final class PhabricatorRepositoryStagingURITransaction
	+ extends PhabricatorRepositoryTransactionType {
	+
	+ const TRANSACTIONTYPE = 'repo:staging-uri';
	+
	+ public function generateOldValue($object) {
	+ return $object->getDetail('staging-uri');
	+ }
	+
	+ public function applyInternalEffects($object, $value) {
	+ $object->setDetail('staging-uri', $value);
	+ }
	+
	+ public function getTitle() {
	+ $old = $this->getOldValue();
	+ $new = $this->getNewValue();
	+
	+ if (!strlen($old)) {
	+ return pht(
	+ '%s set %s as the staging area for this repository.',
	+ $this->renderAuthor(),
	+ $this->renderNewValue());
	+ } else if (!strlen($new)) {
	+ return pht(
	+ '%s removed %s as the staging area for this repository.',
	+ $this->renderAuthor(),
	+ $this->renderOldValue());
	+ } else {
	+ return pht(
	+ '%s changed the staging area for this repository from '.
	+ '%s to %s.',
	+ $this->renderAuthor(),
	+ $this->renderOldValue(),
	+ $this->renderNewValue());
	+ }
	+ }
	+
	+ public function validateTransactions($object, array $xactions) {
	+ $errors = array();
	+
	+ $old = $this->generateOldValue($object);
	+ foreach ($xactions as $xaction) {
	+ $new = $xaction->getNewValue();
	+
	+ if (!strlen($new)) {
	+ continue;
	+ }
	+
	+ if ($new === $old) {
	+ continue;
	+ }
	+
	+ try {
	+ PhabricatorRepository::assertValidRemoteURI($new);
	+ } catch (Exception $ex) {
	+ $errors[] = $this->newInvalidError(
	+ $ex->getMessage(),
	+ $xaction);
	+ continue;
	+ }
	+ }
	+
	+ return $errors;
	+ }
	+
	+}
	diff --git a/src/applications/repository/xaction/PhabricatorRepositorySymbolLanguagesTransaction.php b/src/applications/repository/xaction/PhabricatorRepositorySymbolLanguagesTransaction.php
	new file mode 100644
	--- /dev/null
	+++ b/src/applications/repository/xaction/PhabricatorRepositorySymbolLanguagesTransaction.php
	@@ -0,0 +1,39 @@
	+<?php
	+
	+final class PhabricatorRepositorySymbolLanguagesTransaction
	+ extends PhabricatorRepositoryTransactionType {
	+
	+ const TRANSACTIONTYPE = 'repo:symbol-language';
	+
	+ public function generateOldValue($object) {
	+ return $object->getSymbolLanguages();
	+ }
	+
	+ public function applyInternalEffects($object, $value) {
	+ $object->setDetail('symbol-languages', $value);
	+ }
	+
	+ public function getTitle() {
	+ $old = $this->getOldValue();
	+ $new = $this->getNewValue();
	+
	+ if ($old) {
	+ $display_old = implode(', ', $old);
	+ } else {
	+ $display_old = pht('Any');
	+ }
	+
	+ if ($new) {
	+ $display_new = implode(', ', $new);
	+ } else {
	+ $display_new = pht('Any');
	+ }
	+
	+ return pht(
	+ '%s changed indexed languages from %s to %s.',
	+ $this->renderAuthor(),
	+ $this->renderValue($display_old),
	+ $this->renderValue($display_new));
	+ }
	+
	+}
	diff --git a/src/applications/repository/xaction/PhabricatorRepositorySymbolSourcesTransaction.php b/src/applications/repository/xaction/PhabricatorRepositorySymbolSourcesTransaction.php
	new file mode 100644
	--- /dev/null
	+++ b/src/applications/repository/xaction/PhabricatorRepositorySymbolSourcesTransaction.php
	@@ -0,0 +1,78 @@
	+<?php
	+
	+final class PhabricatorRepositorySymbolSourcesTransaction
	+ extends PhabricatorRepositoryTransactionType {
	+
	+ const TRANSACTIONTYPE = 'repo:symbol-source';
	+
	+ public function generateOldValue($object) {
	+ return $object->getSymbolSources();
	+ }
	+
	+ public function applyInternalEffects($object, $value) {
	+ $object->setDetail('symbol-sources', $value);
	+ }
	+
	+ public function getTitle() {
	+ $old = $this->getOldValue();
	+ $new = $this->getNewValue();
	+
	+ if ($old) {
	+ $display_old = $this->renderHandleList($old);
	+ } else {
	+ $display_old = $this->renderValue(pht('None'));
	+ }
	+
	+ if ($new) {
	+ $display_new = $this->renderHandleList($new);
	+ } else {
	+ $display_new = $this->renderValue(pht('None'));
	+ }
	+
	+ return pht(
	+ '%s changed symbol sources from %s to %s.',
	+ $this->renderAuthor(),
	+ $display_old,
	+ $display_new);
	+ }
	+
	+ public function validateTransactions($object, array $xactions) {
	+ $errors = array();
	+
	+ foreach ($xactions as $xaction) {
	+ $old = $object->getSymbolSources();
	+ $new = $xaction->getNewValue();
	+
	+ // If the viewer is adding new repositories, make sure they are
	+ // valid and visible.
	+ $add = array_diff($new, $old);
	+ if (!$add) {
	+ continue;
	+ }
	+
	+ $repositories = id(new PhabricatorRepositoryQuery())
	+ ->setViewer($this->getActor())
	+ ->withPHIDs($add)
	+ ->execute();
	+ $repositories = mpull($repositories, null, 'getPHID');
	+
	+ foreach ($add as $phid) {
	+ if (isset($repositories[$phid])) {
	+ continue;
	+ }
	+
	+ $errors[] = $this->newInvalidError(
	+ pht(
	+ 'Repository ("%s") does not exist, or you do not have '.
	+ 'permission to see it.',
	+ $phid),
	+ $xaction);
	+ break;
	+ }
	+ }
	+
	+ return $errors;
	+ }
	+
	+
	+}
	diff --git a/src/applications/repository/xaction/PhabricatorRepositoryTrackOnlyTransaction.php b/src/applications/repository/xaction/PhabricatorRepositoryTrackOnlyTransaction.php
	new file mode 100644
	--- /dev/null
	+++ b/src/applications/repository/xaction/PhabricatorRepositoryTrackOnlyTransaction.php
	@@ -0,0 +1,42 @@
	+<?php
	+
	+final class PhabricatorRepositoryTrackOnlyTransaction
	+ extends PhabricatorRepositoryTransactionType {
	+
	+ const TRANSACTIONTYPE = 'repo:track-only';
	+
	+ public function generateOldValue($object) {
	+ return array_keys($object->getDetail('branch-filter', array()));
	+ }
	+
	+ public function applyInternalEffects($object, $value) {
	+ $object->setDetail('branch-filter', array_fill_keys($value, true));
	+ }
	+
	+ public function getTitle() {
	+ $old = $this->getOldValue();
	+ $new = $this->getNewValue();
	+
	+ if (!$new) {
	+ return pht(
	+ '%s set this repository to track all branches.',
	+ $this->renderAuthor());
	+ } else if (!$old) {
	+ return pht(
	+ '%s set this repository to track branches: %s.',
	+ $this->renderAuthor(),
	+ $this->renderValue(implode(', ', $new)));
	+ } else {
	+ return pht(
	+ '%s changed tracked branches from %s to %s.',
	+ $this->renderAuthor(),
	+ $this->renderValue(implode(', ', $old)),
	+ $this->renderValue(implode(', ', $new)));
	+ }
	+ }
	+
	+ public function validateTransactions($object, array $xactions) {
	+ return $this->validateRefList($object, $xactions);
	+ }
	+
	+}
	diff --git a/src/applications/repository/xaction/PhabricatorRepositoryTransactionType.php b/src/applications/repository/xaction/PhabricatorRepositoryTransactionType.php
	new file mode 100644
	--- /dev/null
	+++ b/src/applications/repository/xaction/PhabricatorRepositoryTransactionType.php
	@@ -0,0 +1,49 @@
	+<?php
	+
	+abstract class PhabricatorRepositoryTransactionType
	+ extends PhabricatorModularTransactionType {
	+
	+ protected function validateRefList($object, array $xactions) {
	+ $errors = array();
	+
	+ foreach ($xactions as $xaction) {
	+ foreach ($xaction->getNewValue() as $pattern) {
	+ // Check for invalid regular expressions.
	+ $regexp = PhabricatorRepository::extractBranchRegexp($pattern);
	+ if ($regexp !== null) {
	+ $ok = @preg_match($regexp, '');
	+ if ($ok === false) {
	+ $errors[] = $this->newInvalidError(
	+ pht(
	+ 'Expression "%s" is not a valid regular expression. Note '.
	+ 'that you must include delimiters.',
	+ $regexp),
	+ $xaction);
	+ continue;
	+ }
	+ }
	+
	+ // Check for formatting mistakes like `regex(...)` instead of
	+ // `regexp(...)`.
	+ $matches = null;
	+ if (preg_match('/^([^(]+)\$.*\$\z/', $pattern, $matches)) {
	+ switch ($matches[1]) {
	+ case 'regexp':
	+ break;
	+ default:
	+ $errors[] = $this->newInvalidError(
	+ pht(
	+ 'Matching function "%s(...)" is not recognized. Valid '.
	+ 'functions are: regexp(...).',
	+ $matches[1]),
	+ $xaction);
	+ break;
	+ }
	+ }
	+ }
	+ }
	+
	+ return $errors;
	+ }
	+
	+}
	diff --git a/src/applications/repository/xaction/PhabricatorRepositoryVCSTransaction.php b/src/applications/repository/xaction/PhabricatorRepositoryVCSTransaction.php
	new file mode 100644
	--- /dev/null
	+++ b/src/applications/repository/xaction/PhabricatorRepositoryVCSTransaction.php
	@@ -0,0 +1,66 @@
	+<?php
	+
	+final class PhabricatorRepositoryVCSTransaction
	+ extends PhabricatorRepositoryTransactionType {
	+
	+ const TRANSACTIONTYPE = 'repo:vcs';
	+
	+ public function generateOldValue($object) {
	+ return $object->getVersionControlSystem();
	+ }
	+
	+ public function applyInternalEffects($object, $value) {
	+ $object->setVersionControlSystem($value);
	+ }
	+
	+ public function validateTransactions($object, array $xactions) {
	+ $errors = array();
	+
	+ $vcs_map = PhabricatorRepositoryType::getAllRepositoryTypes();
	+ $current_vcs = $object->getVersionControlSystem();
	+
	+ if (!$this->isNewObject()) {
	+ foreach ($xactions as $xaction) {
	+ if ($xaction->getNewValue() == $current_vcs) {
	+ continue;
	+ }
	+
	+ $errors[] = $this->newInvalidError(
	+ pht(
	+ 'You can not change the version control system an existing '.
	+ 'repository uses. It can only be set when a repository is '.
	+ 'first created.'),
	+ $xaction);
	+ }
	+
	+ return $errors;
	+ }
	+
	+ $value = $object->getVersionControlSystem();
	+
	+ foreach ($xactions as $xaction) {
	+ $value = $xaction->getNewValue();
	+
	+ if (isset($vcs_map[$value])) {
	+ continue;
	+ }
	+
	+ $errors[] = $this->newInvalidError(
	+ pht(
	+ 'Specified version control system must be a VCS '.
	+ 'recognized by Phabricator. Valid systems are: %s.',
	+ implode(', ', array_keys($vcs_map))),
	+ $xaction);
	+ }
	+
	+ if ($value === null) {
	+ $errors[] = $this->newRequiredError(
	+ pht(
	+ 'When creating a repository, you must specify a valid '.
	+ 'underlying version control system. Valid systems are: %s.',
	+ implode(', ', array_keys($vcs_map))));
	+ }
	+
	+ return $errors;
	+ }
	+}
	diff --git a/src/applications/transactions/controller/PhabricatorApplicationTransactionValueController.php b/src/applications/transactions/controller/PhabricatorApplicationTransactionValueController.php
	--- a/src/applications/transactions/controller/PhabricatorApplicationTransactionValueController.php
	+++ b/src/applications/transactions/controller/PhabricatorApplicationTransactionValueController.php
	@@ -32,7 +32,7 @@
	case PhabricatorTransactions::TYPE_VIEW_POLICY:
	case PhabricatorTransactions::TYPE_EDIT_POLICY:
	case PhabricatorTransactions::TYPE_JOIN_POLICY:
	- case PhabricatorRepositoryTransaction::TYPE_PUSH_POLICY:
	+ case PhabricatorRepositoryPushPolicyTransaction::TRANSACTIONTYPE:
	break;
	default:
	return new Aphront404Response();
	diff --git a/src/applications/transactions/storage/PhabricatorModularTransactionType.php b/src/applications/transactions/storage/PhabricatorModularTransactionType.php
	--- a/src/applications/transactions/storage/PhabricatorModularTransactionType.php
	+++ b/src/applications/transactions/storage/PhabricatorModularTransactionType.php
	@@ -199,6 +199,35 @@
	return $this->renderHandle($this->getNewValue());
	}

	+ final protected function renderOldPolicy() {
	+ return $this->renderPolicy($this->getOldValue(), 'old');
	+ }
	+
	+ final protected function renderNewPolicy() {
	+ return $this->renderPolicy($this->getNewValue(), 'new');
	+ }
	+
	+ final protected function renderPolicy($phid, $mode) {
	+ $viewer = $this->getViewer();
	+ $handles = $viewer->loadHandles(array($phid));
	+
	+ $policy = PhabricatorPolicy::newFromPolicyAndHandle(
	+ $phid,
	+ $handles[$phid]);
	+
	+ if ($this->isTextMode()) {
	+ return $this->renderValue($policy->getFullName());
	+ }
	+
	+ $storage = $this->getStorage();
	+ if ($policy->getType() == PhabricatorPolicyType::TYPE_CUSTOM) {
	+ $policy->setHref('/transactions/'.$mode.'/'.$storage->getPHID().'/');
	+ $policy->setWorkflow(true);
	+ }
	+
	+ return $this->renderValue($policy->renderDescription());
	+ }
	+
	final protected function renderHandleList(array $phids) {
	$viewer = $this->getViewer();
	$display = $viewer->renderHandleList($phids)

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