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PhabricatorApplicationTransaction.php
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PhabricatorApplicationTransaction.php
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			<?php

			abstract class PhabricatorApplicationTransaction
			extends PhabricatorLiskDAO
			implements
			PhabricatorPolicyInterface,
			PhabricatorDestructibleInterface {

			const TARGET_TEXT = 'text';
			const TARGET_HTML = 'html';

			protected $phid;
			protected $objectPHID;
			protected $authorPHID;
			protected $viewPolicy;
			protected $editPolicy;

			protected $commentPHID;
			protected $commentVersion = 0;
			protected $transactionType;
			protected $oldValue;
			protected $newValue;
			protected $metadata = array();

			protected $contentSource;

			private $comment;
			private $commentNotLoaded;

			private $handles;
			private $renderingTarget = self::TARGET_HTML;
			private $transactionGroup = array();
			private $viewer = self::ATTACHABLE;
			private $object = self::ATTACHABLE;
			private $oldValueHasBeenSet = false;

			private $ignoreOnNoEffect;


			/**
			* Flag this transaction as a pure side-effect which should be ignored when
			* applying transactions if it has no effect, even if transaction application
			* would normally fail. This both provides users with better error messages
			* and allows transactions to perform optional side effects.
			*/
			public function setIgnoreOnNoEffect($ignore) {
			$this->ignoreOnNoEffect = $ignore;
			return $this;
			}

			public function getIgnoreOnNoEffect() {
			return $this->ignoreOnNoEffect;
			}

			public function shouldGenerateOldValue() {
			switch ($this->getTransactionType()) {
			case PhabricatorTransactions::TYPE_BUILDABLE:
			case PhabricatorTransactions::TYPE_TOKEN:
			case PhabricatorTransactions::TYPE_CUSTOMFIELD:
			case PhabricatorTransactions::TYPE_INLINESTATE:
			return false;
			}
			return true;
			}

			abstract public function getApplicationTransactionType();

			private function getApplicationObjectTypeName() {
			$types = PhabricatorPHIDType::getAllTypes();

			$type = idx($types, $this->getApplicationTransactionType());
			if ($type) {
			return $type->getTypeName();
			}

			return pht('Object');
			}

			public function getApplicationTransactionCommentObject() {
			throw new PhutilMethodNotImplementedException();
			}

			public function getApplicationTransactionViewObject() {
			return new PhabricatorApplicationTransactionView();
			}

			public function getMetadataValue($key, $default = null) {
			return idx($this->metadata, $key, $default);
			}

			public function setMetadataValue($key, $value) {
			$this->metadata[$key] = $value;
			return $this;
			}

			public function generatePHID() {
			$type = PhabricatorApplicationTransactionTransactionPHIDType::TYPECONST;
			$subtype = $this->getApplicationTransactionType();

			return PhabricatorPHID::generateNewPHID($type, $subtype);
			}

			protected function getConfiguration() {
			return array(
			self::CONFIG_AUX_PHID => true,
			self::CONFIG_SERIALIZATION => array(
			'oldValue' => self::SERIALIZATION_JSON,
			'newValue' => self::SERIALIZATION_JSON,
			'metadata' => self::SERIALIZATION_JSON,
			),
			self::CONFIG_COLUMN_SCHEMA => array(
			'commentPHID' => 'phid?',
			'commentVersion' => 'uint32',
			'contentSource' => 'text',
			'transactionType' => 'text32',
			),
			self::CONFIG_KEY_SCHEMA => array(
			'key_object' => array(
			'columns' => array('objectPHID'),
			),
			),
			) + parent::getConfiguration();
			}

			public function setContentSource(PhabricatorContentSource $content_source) {
			$this->contentSource = $content_source->serialize();
			return $this;
			}

			public function getContentSource() {
			return PhabricatorContentSource::newFromSerialized($this->contentSource);
			}

			public function hasComment() {
			return $this->getComment() && strlen($this->getComment()->getContent());
			}

			public function getComment() {
			if ($this->commentNotLoaded) {
			throw new Exception(pht('Comment for this transaction was not loaded.'));
			}
			return $this->comment;
			}

			public function setIsCreateTransaction($create) {
			return $this->setMetadataValue('core.create', $create);
			}

			public function getIsCreateTransaction() {
			return (bool)$this->getMetadataValue('core.create', false);
			}

			public function setIsDefaultTransaction($default) {
			return $this->setMetadataValue('core.default', $default);
			}

			public function getIsDefaultTransaction() {
			return (bool)$this->getMetadataValue('core.default', false);
			}

			public function attachComment(
			PhabricatorApplicationTransactionComment $comment) {
			$this->comment = $comment;
			$this->commentNotLoaded = false;
			return $this;
			}

			public function setCommentNotLoaded($not_loaded) {
			$this->commentNotLoaded = $not_loaded;
			return $this;
			}

			public function attachObject($object) {
			$this->object = $object;
			return $this;
			}

			public function getObject() {
			return $this->assertAttached($this->object);
			}

			public function getRemarkupChanges() {
			$changes = $this->newRemarkupChanges();
			assert_instances_of($changes, 'PhabricatorTransactionRemarkupChange');

			// Convert older-style remarkup blocks into newer-style remarkup changes.
			// This builds changes that do not have the correct "old value", so rules
			// that operate differently against edits (like @user mentions) won't work
			// properly.
			foreach ($this->getRemarkupBlocks() as $block) {
			$changes[] = $this->newRemarkupChange()
			->setOldValue(null)
			->setNewValue($block);
			}

			$comment = $this->getComment();
			if ($comment) {
			if ($comment->hasOldComment()) {
			$old_value = $comment->getOldComment()->getContent();
			} else {
			$old_value = null;
			}

			$new_value = $comment->getContent();

			$changes[] = $this->newRemarkupChange()
			->setOldValue($old_value)
			->setNewValue($new_value);
			}

			return $changes;
			}

			protected function newRemarkupChanges() {
			return array();
			}

			protected function newRemarkupChange() {
			return id(new PhabricatorTransactionRemarkupChange())
			->setTransaction($this);
			}

			/**
			* @deprecated
			*/
			public function getRemarkupBlocks() {
			$blocks = array();

			switch ($this->getTransactionType()) {
			case PhabricatorTransactions::TYPE_CUSTOMFIELD:
			$field = $this->getTransactionCustomField();
			if ($field) {
			$custom_blocks = $field->getApplicationTransactionRemarkupBlocks(
			$this);
			foreach ($custom_blocks as $custom_block) {
			$blocks[] = $custom_block;
			}
			}
			break;
			}

			return $blocks;
			}

			public function setOldValue($value) {
			$this->oldValueHasBeenSet = true;
			$this->writeField('oldValue', $value);
			return $this;
			}

			public function hasOldValue() {
			return $this->oldValueHasBeenSet;
			}


			/* -( Rendering )---------------------------------------------------------- */

			public function setRenderingTarget($rendering_target) {
			$this->renderingTarget = $rendering_target;
			return $this;
			}

			public function getRenderingTarget() {
			return $this->renderingTarget;
			}

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

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

			public function getRequiredHandlePHIDs() {
			$phids = array();

			$old = $this->getOldValue();
			$new = $this->getNewValue();

			$phids[] = array($this->getAuthorPHID());
			$phids[] = array($this->getObjectPHID());
			switch ($this->getTransactionType()) {
			case PhabricatorTransactions::TYPE_CUSTOMFIELD:
			$field = $this->getTransactionCustomField();
			if ($field) {
			$phids[] = $field->getApplicationTransactionRequiredHandlePHIDs(
			$this);
			}
			break;
			case PhabricatorTransactions::TYPE_SUBSCRIBERS:
			$phids[] = $old;
			$phids[] = $new;
			break;
			case PhabricatorTransactions::TYPE_EDGE:
			$phids[] = ipull($old, 'dst');
			$phids[] = ipull($new, 'dst');
			break;
			case PhabricatorTransactions::TYPE_COLUMNS:
			foreach ($new as $move) {
			$phids[] = array(
			$move['columnPHID'],
			$move['boardPHID'],
			);
			$phids[] = $move['fromColumnPHIDs'];
			}
			break;
			case PhabricatorTransactions::TYPE_EDIT_POLICY:
			case PhabricatorTransactions::TYPE_VIEW_POLICY:
			case PhabricatorTransactions::TYPE_JOIN_POLICY:
			if (!PhabricatorPolicyQuery::isSpecialPolicy($old)) {
			$phids[] = array($old);
			}
			if (!PhabricatorPolicyQuery::isSpecialPolicy($new)) {
			$phids[] = array($new);
			}
			break;
			case PhabricatorTransactions::TYPE_SPACE:
			if ($old) {
			$phids[] = array($old);
			}
			if ($new) {
			$phids[] = array($new);
			}
			break;
			case PhabricatorTransactions::TYPE_TOKEN:
			break;
			case PhabricatorTransactions::TYPE_BUILDABLE:
			$phid = $this->getMetadataValue('harbormaster:buildablePHID');
			if ($phid) {
			$phids[] = array($phid);
			}
			break;
			}

			if ($this->getComment()) {
			$phids[] = array($this->getComment()->getAuthorPHID());
			}

			return array_mergev($phids);
			}

			public function setHandles(array $handles) {
			$this->handles = $handles;
			return $this;
			}

			public function getHandle($phid) {
			if (empty($this->handles[$phid])) {
			throw new Exception(
			pht(
			'Transaction ("%s", of type "%s") requires a handle ("%s") that it '.
			'did not load.',
			$this->getPHID(),
			$this->getTransactionType(),
			$phid));
			}
			return $this->handles[$phid];
			}

			public function getHandleIfExists($phid) {
			return idx($this->handles, $phid);
			}

			public function getHandles() {
			if ($this->handles === null) {
			throw new Exception(
			pht('Transaction requires handles and it did not load them.'));
			}
			return $this->handles;
			}

			public function renderHandleLink($phid) {
			if ($this->renderingTarget == self::TARGET_HTML) {
			return $this->getHandle($phid)->renderLink();
			} else {
			return $this->getHandle($phid)->getLinkName();
			}
			}

			public function renderHandleList(array $phids) {
			$links = array();
			foreach ($phids as $phid) {
			$links[] = $this->renderHandleLink($phid);
			}
			if ($this->renderingTarget == self::TARGET_HTML) {
			return phutil_implode_html(', ', $links);
			} else {
			return implode(', ', $links);
			}
			}

			private function renderSubscriberList(array $phids, $change_type) {
			if ($this->getRenderingTarget() == self::TARGET_TEXT) {
			return $this->renderHandleList($phids);
			} else {
			$handles = array_select_keys($this->getHandles(), $phids);
			return id(new SubscriptionListStringBuilder())
			->setHandles($handles)
			->setObjectPHID($this->getPHID())
			->buildTransactionString($change_type);
			}
			}

			protected function renderPolicyName($phid, $state = 'old') {
			$policy = PhabricatorPolicy::newFromPolicyAndHandle(
			$phid,
			$this->getHandleIfExists($phid));
			if ($this->renderingTarget == self::TARGET_HTML) {
			switch ($policy->getType()) {
			case PhabricatorPolicyType::TYPE_CUSTOM:
			$policy->setHref('/transactions/'.$state.'/'.$this->getPHID().'/');
			$policy->setWorkflow(true);
			break;
			default:
			break;
			}
			$output = $policy->renderDescription();
			} else {
			$output = hsprintf('%s', $policy->getFullName());
			}
			return $output;
			}

			public function getIcon() {
			switch ($this->getTransactionType()) {
			case PhabricatorTransactions::TYPE_COMMENT:
			$comment = $this->getComment();
			if ($comment && $comment->getIsRemoved()) {
			return 'fa-trash';
			}
			return 'fa-comment';
			case PhabricatorTransactions::TYPE_SUBSCRIBERS:
			$old = $this->getOldValue();
			$new = $this->getNewValue();
			$add = array_diff($new, $old);
			$rem = array_diff($old, $new);
			if ($add && $rem) {
			return 'fa-user';
			} else if ($add) {
			return 'fa-user-plus';
			} else if ($rem) {
			return 'fa-user-times';
			} else {
			return 'fa-user';
			}
			case PhabricatorTransactions::TYPE_VIEW_POLICY:
			case PhabricatorTransactions::TYPE_EDIT_POLICY:
			case PhabricatorTransactions::TYPE_JOIN_POLICY:
			return 'fa-lock';
			case PhabricatorTransactions::TYPE_EDGE:
			return 'fa-link';
			case PhabricatorTransactions::TYPE_BUILDABLE:
			return 'fa-wrench';
			case PhabricatorTransactions::TYPE_TOKEN:
			return 'fa-trophy';
			case PhabricatorTransactions::TYPE_SPACE:
			return 'fa-th-large';
			case PhabricatorTransactions::TYPE_COLUMNS:
			return 'fa-columns';
			}

			return 'fa-pencil';
			}

			public function getToken() {
			switch ($this->getTransactionType()) {
			case PhabricatorTransactions::TYPE_TOKEN:
			$old = $this->getOldValue();
			$new = $this->getNewValue();
			if ($new) {
			$icon = substr($new, 10);
			} else {
			$icon = substr($old, 10);
			}
			return array($icon, !$this->getNewValue());
			}

			return array(null, null);
			}

			public function getColor() {
			switch ($this->getTransactionType()) {
			case PhabricatorTransactions::TYPE_COMMENT;
			$comment = $this->getComment();
			if ($comment && $comment->getIsRemoved()) {
			return 'black';
			}
			break;
			case PhabricatorTransactions::TYPE_BUILDABLE:
			switch ($this->getNewValue()) {
			case HarbormasterBuildable::STATUS_PASSED:
			return 'green';
			case HarbormasterBuildable::STATUS_FAILED:
			return 'red';
			}
			break;
			}
			return null;
			}

			protected function getTransactionCustomField() {
			switch ($this->getTransactionType()) {
			case PhabricatorTransactions::TYPE_CUSTOMFIELD:
			$key = $this->getMetadataValue('customfield:key');
			if (!$key) {
			return null;
			}

			$object = $this->getObject();

			if (!($object instanceof PhabricatorCustomFieldInterface)) {
			return null;
			}

			$field = PhabricatorCustomField::getObjectField(
			$object,
			PhabricatorCustomField::ROLE_APPLICATIONTRANSACTIONS,
			$key);
			if (!$field) {
			return null;
			}

			$field->setViewer($this->getViewer());
			return $field;
			}

			return null;
			}

			public function shouldHide() {
			// Never hide comments.
			if ($this->hasComment()) {
			return false;
			}

			// Hide creation transactions if the old value is empty. These are
			// transactions like "alice set the task tile to: ...", which are
			// essentially never interesting.
			if ($this->getIsCreateTransaction()) {
			switch ($this->getTransactionType()) {
			case PhabricatorTransactions::TYPE_CREATE:
			case PhabricatorTransactions::TYPE_VIEW_POLICY:
			case PhabricatorTransactions::TYPE_EDIT_POLICY:
			case PhabricatorTransactions::TYPE_JOIN_POLICY:
			case PhabricatorTransactions::TYPE_SPACE:
			break;
			default:
			$old = $this->getOldValue();

			if (is_array($old) && !$old) {
			return true;
			}

			if (!is_array($old)) {
			if (!strlen($old)) {
			return true;
			}

			// The integer 0 is also uninteresting by default; this is often
			// an "off" flag for something like "All Day Event".
			if ($old === 0) {
			return true;
			}
			}

			break;
			}
			}

			// Hide creation transactions setting values to defaults, even if
			// the old value is not empty. For example, tasks may have a global
			// default view policy of "All Users", but a particular form sets the
			// policy to "Administrators". The transaction corresponding to this
			// change is not interesting, since it is the default behavior of the
			// form.

			if ($this->getIsCreateTransaction()) {
			if ($this->getIsDefaultTransaction()) {
			return true;
			}
			}

			switch ($this->getTransactionType()) {
			case PhabricatorTransactions::TYPE_VIEW_POLICY:
			case PhabricatorTransactions::TYPE_EDIT_POLICY:
			case PhabricatorTransactions::TYPE_JOIN_POLICY:
			case PhabricatorTransactions::TYPE_SPACE:
			if ($this->getIsCreateTransaction()) {
			break;
			}

			// TODO: Remove this eventually, this is handling old changes during
			// object creation prior to the introduction of "create" and "default"
			// transaction display flags.

			// NOTE: We can also hit this case with Space transactions that later
			// update a default space (`null`) to an explicit space, so handling
			// the Space case may require some finesse.

			if ($this->getOldValue() === null) {
			return true;
			} else {
			return false;
			}
			break;
			case PhabricatorTransactions::TYPE_CUSTOMFIELD:
			$field = $this->getTransactionCustomField();
			if ($field) {
			return $field->shouldHideInApplicationTransactions($this);
			}
			break;
			case PhabricatorTransactions::TYPE_COLUMNS:
			return !$this->getInterestingMoves($this->getNewValue());
			case PhabricatorTransactions::TYPE_EDGE:
			$edge_type = $this->getMetadataValue('edge:type');
			switch ($edge_type) {
			case PhabricatorObjectMentionsObjectEdgeType::EDGECONST:
			case ManiphestTaskHasDuplicateTaskEdgeType::EDGECONST:
			case ManiphestTaskIsDuplicateOfTaskEdgeType::EDGECONST:
			return true;
			break;
			case PhabricatorObjectMentionedByObjectEdgeType::EDGECONST:
			$new = ipull($this->getNewValue(), 'dst');
			$old = ipull($this->getOldValue(), 'dst');
			$add = array_diff($new, $old);
			$add_value = reset($add);
			$add_handle = $this->getHandle($add_value);
			if ($add_handle->getPolicyFiltered()) {
			return true;
			}
			return false;
			break;
			default:
			break;
			}
			break;
			}

			return false;
			}

			public function shouldHideForMail(array $xactions) {
			if ($this->isSelfSubscription()) {
			return true;
			}

			switch ($this->getTransactionType()) {
			case PhabricatorTransactions::TYPE_TOKEN:
			return true;
			case PhabricatorTransactions::TYPE_BUILDABLE:
			switch ($this->getNewValue()) {
			case HarbormasterBuildable::STATUS_FAILED:
			// For now, only ever send mail when builds fail. We might let
			// you customize this later, but in most cases this is probably
			// completely uninteresting.
			return false;
			}
			return true;
			case PhabricatorTransactions::TYPE_EDGE:
			$edge_type = $this->getMetadataValue('edge:type');
			switch ($edge_type) {
			case PhabricatorObjectMentionsObjectEdgeType::EDGECONST:
			case PhabricatorObjectMentionedByObjectEdgeType::EDGECONST:
			return true;
			case PhabricatorProjectObjectHasProjectEdgeType::EDGECONST:
			// When an object is first created, we hide any corresponding
			// project transactions in the web UI because you can just look at
			// the UI element elsewhere on screen to see which projects it
			// is tagged with. However, in mail there's no other way to get
			// this information, and it has some amount of value to users, so
			// we keep the transaction. See T10493.
			return false;
			default:
			break;
			}
			break;
			}

			if ($this->isInlineCommentTransaction()) {
			$inlines = array();

			// If there's a normal comment, we don't need to publish the inline
			// transaction, since the normal comment covers things.
			foreach ($xactions as $xaction) {
			if ($xaction->isInlineCommentTransaction()) {
			$inlines[] = $xaction;
			continue;
			}

			// We found a normal comment, so hide this inline transaction.
			if ($xaction->hasComment()) {
			return true;
			}
			}

			// If there are several inline comments, only publish the first one.
			if ($this !== head($inlines)) {
			return true;
			}
			}

			return $this->shouldHide();
			}

			public function shouldHideForFeed() {
			if ($this->isSelfSubscription()) {
			return true;
			}

			switch ($this->getTransactionType()) {
			case PhabricatorTransactions::TYPE_TOKEN:
			return true;
			case PhabricatorTransactions::TYPE_BUILDABLE:
			switch ($this->getNewValue()) {
			case HarbormasterBuildable::STATUS_FAILED:
			// For now, don't notify on build passes either. These are pretty
			// high volume and annoying, with very little present value. We
			// might want to turn them back on in the specific case of
			// build successes on the current document?
			return false;
			}
			return true;
			case PhabricatorTransactions::TYPE_EDGE:
			$edge_type = $this->getMetadataValue('edge:type');
			switch ($edge_type) {
			case PhabricatorObjectMentionsObjectEdgeType::EDGECONST:
			case PhabricatorObjectMentionedByObjectEdgeType::EDGECONST:
			return true;
			break;
			default:
			break;
			}
			break;
			case PhabricatorTransactions::TYPE_INLINESTATE:
			return true;
			}

			return $this->shouldHide();
			}

			public function getTitleForMail() {
			return id(clone $this)->setRenderingTarget('text')->getTitle();
			}

			public function getTitleForHTMLMail() {
			$title = $this->getTitleForMail();
			if ($title === null) {
			return null;
			}

			if ($this->hasChangeDetails()) {
			$details_uri = $this->getChangeDetailsURI();
			$details_uri = PhabricatorEnv::getProductionURI($details_uri);

			$show_details = phutil_tag(
			'a',
			array(
			'href' => $details_uri,
			),
			pht('(Show Details)'));

			$title = array($title, ' ', $show_details);
			}

			return $title;
			}

			public function getChangeDetailsURI() {
			return '/transactions/detail/'.$this->getPHID().'/';
			}

			public function getBodyForMail() {
			if ($this->isInlineCommentTransaction()) {
			// We don't return inline comment content as mail body content, because
			// applications need to contextualize it (by adding line numbers, for
			// example) in order for it to make sense.
			return null;
			}

			$comment = $this->getComment();
			if ($comment && strlen($comment->getContent())) {
			return $comment->getContent();
			}

			return null;
			}

			public function getNoEffectDescription() {

			switch ($this->getTransactionType()) {
			case PhabricatorTransactions::TYPE_COMMENT:
			return pht('You can not post an empty comment.');
			case PhabricatorTransactions::TYPE_VIEW_POLICY:
			return pht(
			'This %s already has that view policy.',
			$this->getApplicationObjectTypeName());
			case PhabricatorTransactions::TYPE_EDIT_POLICY:
			return pht(
			'This %s already has that edit policy.',
			$this->getApplicationObjectTypeName());
			case PhabricatorTransactions::TYPE_JOIN_POLICY:
			return pht(
			'This %s already has that join policy.',
			$this->getApplicationObjectTypeName());
			case PhabricatorTransactions::TYPE_SUBSCRIBERS:
			return pht(
			'All users are already subscribed to this %s.',
			$this->getApplicationObjectTypeName());
			case PhabricatorTransactions::TYPE_SPACE:
			return pht('This object is already in that space.');
			case PhabricatorTransactions::TYPE_EDGE:
			return pht('Edges already exist; transaction has no effect.');
			case PhabricatorTransactions::TYPE_COLUMNS:
			return pht(
			'You have not moved this object to any columns it is not '.
			'already in.');
			}

			return pht(
			'Transaction (of type "%s") has no effect.',
			$this->getTransactionType());
			}

			public function getTitle() {
			$author_phid = $this->getAuthorPHID();

			$old = $this->getOldValue();
			$new = $this->getNewValue();

			switch ($this->getTransactionType()) {
			case PhabricatorTransactions::TYPE_CREATE:
			return pht(
			'%s created this object.',
			$this->renderHandleLink($author_phid));
			case PhabricatorTransactions::TYPE_COMMENT:
			return pht(
			'%s added a comment.',
			$this->renderHandleLink($author_phid));
			case PhabricatorTransactions::TYPE_VIEW_POLICY:
			if ($this->getIsCreateTransaction()) {
			return pht(
			'%s created this object with visibility "%s".',
			$this->renderHandleLink($author_phid),
			$this->renderPolicyName($new, 'new'));
			} else {
			return pht(
			'%s changed the visibility from "%s" to "%s".',
			$this->renderHandleLink($author_phid),
			$this->renderPolicyName($old, 'old'),
			$this->renderPolicyName($new, 'new'));
			}
			case PhabricatorTransactions::TYPE_EDIT_POLICY:
			if ($this->getIsCreateTransaction()) {
			return pht(
			'%s created this object with edit policy "%s".',
			$this->renderHandleLink($author_phid),
			$this->renderPolicyName($new, 'new'));
			} else {
			return pht(
			'%s changed the edit policy from "%s" to "%s".',
			$this->renderHandleLink($author_phid),
			$this->renderPolicyName($old, 'old'),
			$this->renderPolicyName($new, 'new'));
			}
			case PhabricatorTransactions::TYPE_JOIN_POLICY:
			if ($this->getIsCreateTransaction()) {
			return pht(
			'%s created this object with join policy "%s".',
			$this->renderHandleLink($author_phid),
			$this->renderPolicyName($new, 'new'));
			} else {
			return pht(
			'%s changed the join policy from "%s" to "%s".',
			$this->renderHandleLink($author_phid),
			$this->renderPolicyName($old, 'old'),
			$this->renderPolicyName($new, 'new'));
			}
			case PhabricatorTransactions::TYPE_SPACE:
			if ($this->getIsCreateTransaction()) {
			return pht(
			'%s created this object in space %s.',
			$this->renderHandleLink($author_phid),
			$this->renderHandleLink($new));
			} else {
			return pht(
			'%s shifted this object from the %s space to the %s space.',
			$this->renderHandleLink($author_phid),
			$this->renderHandleLink($old),
			$this->renderHandleLink($new));
			}
			case PhabricatorTransactions::TYPE_SUBSCRIBERS:
			$add = array_diff($new, $old);
			$rem = array_diff($old, $new);

			if ($add && $rem) {
			return pht(
			'%s edited subscriber(s), added %d: %s; removed %d: %s.',
			$this->renderHandleLink($author_phid),
			count($add),
			$this->renderSubscriberList($add, 'add'),
			count($rem),
			$this->renderSubscriberList($rem, 'rem'));
			} else if ($add) {
			return pht(
			'%s added %d subscriber(s): %s.',
			$this->renderHandleLink($author_phid),
			count($add),
			$this->renderSubscriberList($add, 'add'));
			} else if ($rem) {
			return pht(
			'%s removed %d subscriber(s): %s.',
			$this->renderHandleLink($author_phid),
			count($rem),
			$this->renderSubscriberList($rem, 'rem'));
			} else {
			// This is used when rendering previews, before the user actually
			// selects any CCs.
			return pht(
			'%s updated subscribers...',
			$this->renderHandleLink($author_phid));
			}
			break;
			case PhabricatorTransactions::TYPE_EDGE:
			$new = ipull($new, 'dst');
			$old = ipull($old, 'dst');
			$add = array_diff($new, $old);
			$rem = array_diff($old, $new);
			$type = $this->getMetadata('edge:type');
			$type = head($type);

			$type_obj = PhabricatorEdgeType::getByConstant($type);

			if ($add && $rem) {
			return $type_obj->getTransactionEditString(
			$this->renderHandleLink($author_phid),
			new PhutilNumber(count($add) + count($rem)),
			phutil_count($add),
			$this->renderHandleList($add),
			phutil_count($rem),
			$this->renderHandleList($rem));
			} else if ($add) {
			return $type_obj->getTransactionAddString(
			$this->renderHandleLink($author_phid),
			phutil_count($add),
			$this->renderHandleList($add));
			} else if ($rem) {
			return $type_obj->getTransactionRemoveString(
			$this->renderHandleLink($author_phid),
			phutil_count($rem),
			$this->renderHandleList($rem));
			} else {
			return $type_obj->getTransactionPreviewString(
			$this->renderHandleLink($author_phid));
			}

			case PhabricatorTransactions::TYPE_CUSTOMFIELD:
			$field = $this->getTransactionCustomField();
			if ($field) {
			return $field->getApplicationTransactionTitle($this);
			} else {
			return pht(
			'%s edited a custom field.',
			$this->renderHandleLink($author_phid));
			}

			case PhabricatorTransactions::TYPE_TOKEN:
			if ($old && $new) {
			return pht(
			'%s updated a token.',
			$this->renderHandleLink($author_phid));
			} else if ($old) {
			return pht(
			'%s rescinded a token.',
			$this->renderHandleLink($author_phid));
			} else {
			return pht(
			'%s awarded a token.',
			$this->renderHandleLink($author_phid));
			}

			case PhabricatorTransactions::TYPE_BUILDABLE:
			switch ($this->getNewValue()) {
			case HarbormasterBuildable::STATUS_BUILDING:
			return pht(
			'%s started building %s.',
			$this->renderHandleLink($author_phid),
			$this->renderHandleLink(
			$this->getMetadataValue('harbormaster:buildablePHID')));
			case HarbormasterBuildable::STATUS_PASSED:
			return pht(
			'%s completed building %s.',
			$this->renderHandleLink($author_phid),
			$this->renderHandleLink(
			$this->getMetadataValue('harbormaster:buildablePHID')));
			case HarbormasterBuildable::STATUS_FAILED:
			return pht(
			'%s failed to build %s!',
			$this->renderHandleLink($author_phid),
			$this->renderHandleLink(
			$this->getMetadataValue('harbormaster:buildablePHID')));
			default:
			return null;
			}

			case PhabricatorTransactions::TYPE_INLINESTATE:
			$done = 0;
			$undone = 0;
			foreach ($new as $phid => $state) {
			if ($state == PhabricatorInlineCommentInterface::STATE_DONE) {
			$done++;
			} else {
			$undone++;
			}
			}
			if ($done && $undone) {
			return pht(
			'%s marked %s inline comment(s) as done and %s inline comment(s) '.
			'as not done.',
			$this->renderHandleLink($author_phid),
			new PhutilNumber($done),
			new PhutilNumber($undone));
			} else if ($done) {
			return pht(
			'%s marked %s inline comment(s) as done.',
			$this->renderHandleLink($author_phid),
			new PhutilNumber($done));
			} else {
			return pht(
			'%s marked %s inline comment(s) as not done.',
			$this->renderHandleLink($author_phid),
			new PhutilNumber($undone));
			}
			break;

			case PhabricatorTransactions::TYPE_COLUMNS:
			$moves = $this->getInterestingMoves($new);
			if (count($moves) == 1) {
			$move = head($moves);
			$from_columns = $move['fromColumnPHIDs'];
			$to_column = $move['columnPHID'];
			$board_phid = $move['boardPHID'];
			if (count($from_columns) == 1) {
			return pht(
			'%s moved this task from %s to %s on the %s board.',
			$this->renderHandleLink($author_phid),
			$this->renderHandleLink(head($from_columns)),
			$this->renderHandleLink($to_column),
			$this->renderHandleLink($board_phid));
			} else {
			return pht(
			'%s moved this task to %s on the %s board.',
			$this->renderHandleLink($author_phid),
			$this->renderHandleLink($to_column),
			$this->renderHandleLink($board_phid));
			}
			} else {
			$fragments = array();
			foreach ($moves as $move) {
			$fragments[] = pht(
			'%s (%s)',
			$this->renderHandleLink($board_phid),
			$this->renderHandleLink($to_column));
			}

			return pht(
			'%s moved this task on %s board(s): %s.',
			$this->renderHandleLink($author_phid),
			phutil_count($moves),
			phutil_implode_html(', ', $fragments));
			}
			break;

			default:
			// In developer mode, provide a better hint here about which string
			// we're missing.
			$developer_mode = 'phabricator.developer-mode';
			$is_developer = PhabricatorEnv::getEnvConfig($developer_mode);
			if ($is_developer) {
			return pht(
			'%s edited this object (transaction type "%s").',
			$this->renderHandleLink($author_phid),
			$this->getTransactionType());
			} else {
			return pht(
			'%s edited this %s.',
			$this->renderHandleLink($author_phid),
			$this->getApplicationObjectTypeName());
			}
			}
			}

			public function getTitleForFeed() {
			$author_phid = $this->getAuthorPHID();
			$object_phid = $this->getObjectPHID();

			$old = $this->getOldValue();
			$new = $this->getNewValue();

			switch ($this->getTransactionType()) {
			case PhabricatorTransactions::TYPE_CREATE:
			return pht(
			'%s created %s.',
			$this->renderHandleLink($author_phid),
			$this->renderHandleLink($object_phid));
			case PhabricatorTransactions::TYPE_COMMENT:
			return pht(
			'%s added a comment to %s.',
			$this->renderHandleLink($author_phid),
			$this->renderHandleLink($object_phid));
			case PhabricatorTransactions::TYPE_VIEW_POLICY:
			return pht(
			'%s changed the visibility for %s.',
			$this->renderHandleLink($author_phid),
			$this->renderHandleLink($object_phid));
			case PhabricatorTransactions::TYPE_EDIT_POLICY:
			return pht(
			'%s changed the edit policy for %s.',
			$this->renderHandleLink($author_phid),
			$this->renderHandleLink($object_phid));
			case PhabricatorTransactions::TYPE_JOIN_POLICY:
			return pht(
			'%s changed the join policy for %s.',
			$this->renderHandleLink($author_phid),
			$this->renderHandleLink($object_phid));
			case PhabricatorTransactions::TYPE_SUBSCRIBERS:
			return pht(
			'%s updated subscribers of %s.',
			$this->renderHandleLink($author_phid),
			$this->renderHandleLink($object_phid));
			case PhabricatorTransactions::TYPE_SPACE:
			return pht(
			'%s shifted %s from the %s space to the %s space.',
			$this->renderHandleLink($author_phid),
			$this->renderHandleLink($object_phid),
			$this->renderHandleLink($old),
			$this->renderHandleLink($new));
			case PhabricatorTransactions::TYPE_EDGE:
			$new = ipull($new, 'dst');
			$old = ipull($old, 'dst');
			$add = array_diff($new, $old);
			$rem = array_diff($old, $new);
			$type = $this->getMetadata('edge:type');
			$type = head($type);

			$type_obj = PhabricatorEdgeType::getByConstant($type);

			if ($add && $rem) {
			return $type_obj->getFeedEditString(
			$this->renderHandleLink($author_phid),
			$this->renderHandleLink($object_phid),
			new PhutilNumber(count($add) + count($rem)),
			phutil_count($add),
			$this->renderHandleList($add),
			phutil_count($rem),
			$this->renderHandleList($rem));
			} else if ($add) {
			return $type_obj->getFeedAddString(
			$this->renderHandleLink($author_phid),
			$this->renderHandleLink($object_phid),
			phutil_count($add),
			$this->renderHandleList($add));
			} else if ($rem) {
			return $type_obj->getFeedRemoveString(
			$this->renderHandleLink($author_phid),
			$this->renderHandleLink($object_phid),
			phutil_count($rem),
			$this->renderHandleList($rem));
			} else {
			return pht(
			'%s edited edge metadata for %s.',
			$this->renderHandleLink($author_phid),
			$this->renderHandleLink($object_phid));
			}

			case PhabricatorTransactions::TYPE_CUSTOMFIELD:
			$field = $this->getTransactionCustomField();
			if ($field) {
			return $field->getApplicationTransactionTitleForFeed($this);
			} else {
			return pht(
			'%s edited a custom field on %s.',
			$this->renderHandleLink($author_phid),
			$this->renderHandleLink($object_phid));
			}
			case PhabricatorTransactions::TYPE_BUILDABLE:
			switch ($this->getNewValue()) {
			case HarbormasterBuildable::STATUS_BUILDING:
			return pht(
			'%s started building %s for %s.',
			$this->renderHandleLink($author_phid),
			$this->renderHandleLink(
			$this->getMetadataValue('harbormaster:buildablePHID')),
			$this->renderHandleLink($object_phid));
			case HarbormasterBuildable::STATUS_PASSED:
			return pht(
			'%s completed building %s for %s.',
			$this->renderHandleLink($author_phid),
			$this->renderHandleLink(
			$this->getMetadataValue('harbormaster:buildablePHID')),
			$this->renderHandleLink($object_phid));
			case HarbormasterBuildable::STATUS_FAILED:
			return pht(
			'%s failed to build %s for %s.',
			$this->renderHandleLink($author_phid),
			$this->renderHandleLink(
			$this->getMetadataValue('harbormaster:buildablePHID')),
			$this->renderHandleLink($object_phid));
			default:
			return null;
			}

			case PhabricatorTransactions::TYPE_COLUMNS:
			$moves = $this->getInterestingMoves($new);
			if (count($moves) == 1) {
			$move = head($moves);
			$from_columns = $move['fromColumnPHIDs'];
			$to_column = $move['columnPHID'];
			$board_phid = $move['boardPHID'];
			if (count($from_columns) == 1) {
			return pht(
			'%s moved %s from %s to %s on the %s board.',
			$this->renderHandleLink($author_phid),
			$this->renderHandleLink($object_phid),
			$this->renderHandleLink(head($from_columns)),
			$this->renderHandleLink($to_column),
			$this->renderHandleLink($board_phid));
			} else {
			return pht(
			'%s moved %s to %s on the %s board.',
			$this->renderHandleLink($author_phid),
			$this->renderHandleLink($object_phid),
			$this->renderHandleLink($to_column),
			$this->renderHandleLink($board_phid));
			}
			} else {
			$fragments = array();
			foreach ($moves as $move) {
			$fragments[] = pht(
			'%s (%s)',
			$this->renderHandleLink($board_phid),
			$this->renderHandleLink($to_column));
			}

			return pht(
			'%s moved %s on %s board(s): %s.',
			$this->renderHandleLink($author_phid),
			$this->renderHandleLink($object_phid),
			phutil_count($moves),
			phutil_implode_html(', ', $fragments));
			}
			break;

			}

			return $this->getTitle();
			}

			public function getMarkupFieldsForFeed(PhabricatorFeedStory $story) {
			$fields = array();

			switch ($this->getTransactionType()) {
			case PhabricatorTransactions::TYPE_COMMENT:
			$text = $this->getComment()->getContent();
			if (strlen($text)) {
			$fields[] = 'comment/'.$this->getID();
			}
			break;
			}

			return $fields;
			}

			public function getMarkupTextForFeed(PhabricatorFeedStory $story, $field) {
			switch ($this->getTransactionType()) {
			case PhabricatorTransactions::TYPE_COMMENT:
			$text = $this->getComment()->getContent();
			return PhabricatorMarkupEngine::summarize($text);
			}

			return null;
			}

			public function getBodyForFeed(PhabricatorFeedStory $story) {
			$remarkup = $this->getRemarkupBodyForFeed($story);
			if ($remarkup !== null) {
			$remarkup = PhabricatorMarkupEngine::summarize($remarkup);
			return new PHUIRemarkupView($this->viewer, $remarkup);
			}

			$old = $this->getOldValue();
			$new = $this->getNewValue();

			$body = null;

			switch ($this->getTransactionType()) {
			case PhabricatorTransactions::TYPE_COMMENT:
			$text = $this->getComment()->getContent();
			if (strlen($text)) {
			$body = $story->getMarkupFieldOutput('comment/'.$this->getID());
			}
			break;
			}

			return $body;
			}

			public function getRemarkupBodyForFeed(PhabricatorFeedStory $story) {
			return null;
			}

			public function getActionStrength() {
			if ($this->isInlineCommentTransaction()) {
			return 0.25;
			}

			switch ($this->getTransactionType()) {
			case PhabricatorTransactions::TYPE_COMMENT:
			return 0.5;
			case PhabricatorTransactions::TYPE_SUBSCRIBERS:
			if ($this->isSelfSubscription()) {
			// Make this weaker than TYPE_COMMENT.
			return 0.25;
			}

			if ($this->isApplicationAuthor()) {
			// When applications (most often: Herald) change subscriptions it
			// is very uninteresting.
			return 0.000000001;
			}

			// In other cases, subscriptions are more interesting than comments
			// (which are shown anyway) but less interesting than any other type of
			// transaction.
			return 0.75;
			}

			return 1.0;
			}

			public function isCommentTransaction() {
			if ($this->hasComment()) {
			return true;
			}

			switch ($this->getTransactionType()) {
			case PhabricatorTransactions::TYPE_COMMENT:
			return true;
			}

			return false;
			}

			public function isInlineCommentTransaction() {
			return false;
			}

			public function getActionName() {
			switch ($this->getTransactionType()) {
			case PhabricatorTransactions::TYPE_COMMENT:
			return pht('Commented On');
			case PhabricatorTransactions::TYPE_VIEW_POLICY:
			case PhabricatorTransactions::TYPE_EDIT_POLICY:
			case PhabricatorTransactions::TYPE_JOIN_POLICY:
			return pht('Changed Policy');
			case PhabricatorTransactions::TYPE_SUBSCRIBERS:
			return pht('Changed Subscribers');
			case PhabricatorTransactions::TYPE_BUILDABLE:
			switch ($this->getNewValue()) {
			case HarbormasterBuildable::STATUS_PASSED:
			return pht('Build Passed');
			case HarbormasterBuildable::STATUS_FAILED:
			return pht('Build Failed');
			default:
			return pht('Build Status');
			}
			default:
			return pht('Updated');
			}
			}

			public function getMailTags() {
			return array();
			}

			public function hasChangeDetails() {
			switch ($this->getTransactionType()) {
			case PhabricatorTransactions::TYPE_CUSTOMFIELD:
			$field = $this->getTransactionCustomField();
			if ($field) {
			return $field->getApplicationTransactionHasChangeDetails($this);
			}
			break;
			}
			return false;
			}

			public function hasChangeDetailsForMail() {
			return $this->hasChangeDetails();
			}

			public function renderChangeDetailsForMail(PhabricatorUser $viewer) {
			$view = $this->renderChangeDetails($viewer);
			if ($view instanceof PhabricatorApplicationTransactionTextDiffDetailView) {
			return $view->renderForMail();
			}
			return null;
			}

			public function renderChangeDetails(PhabricatorUser $viewer) {
			switch ($this->getTransactionType()) {
			case PhabricatorTransactions::TYPE_CUSTOMFIELD:
			$field = $this->getTransactionCustomField();
			if ($field) {
			return $field->getApplicationTransactionChangeDetails($this, $viewer);
			}
			break;
			}

			return $this->renderTextCorpusChangeDetails(
			$viewer,
			$this->getOldValue(),
			$this->getNewValue());
			}

			public function renderTextCorpusChangeDetails(
			PhabricatorUser $viewer,
			$old,
			$new) {
			return id(new PhabricatorApplicationTransactionTextDiffDetailView())
			->setUser($viewer)
			->setOldText($old)
			->setNewText($new);
			}

			public function attachTransactionGroup(array $group) {
			assert_instances_of($group, __CLASS__);
			$this->transactionGroup = $group;
			return $this;
			}

			public function getTransactionGroup() {
			return $this->transactionGroup;
			}

			/**
			* Should this transaction be visually grouped with an existing transaction
			* group?
			*
			* @param list<PhabricatorApplicationTransaction> List of transactions.
			* @return bool True to display in a group with the other transactions.
			*/
			public function shouldDisplayGroupWith(array $group) {
			$this_source = null;
			if ($this->getContentSource()) {
			$this_source = $this->getContentSource()->getSource();
			}

			foreach ($group as $xaction) {
			// Don't group transactions by different authors.
			if ($xaction->getAuthorPHID() != $this->getAuthorPHID()) {
			return false;
			}

			// Don't group transactions for different objects.
			if ($xaction->getObjectPHID() != $this->getObjectPHID()) {
			return false;
			}

			// Don't group anything into a group which already has a comment.
			if ($xaction->isCommentTransaction()) {
			return false;
			}

			// Don't group transactions from different content sources.
			$other_source = null;
			if ($xaction->getContentSource()) {
			$other_source = $xaction->getContentSource()->getSource();
			}

			if ($other_source != $this_source) {
			return false;
			}

			// Don't group transactions which happened more than 2 minutes apart.
			$apart = abs($xaction->getDateCreated() - $this->getDateCreated());
			if ($apart > (60 * 2)) {
			return false;
			}
			}

			return true;
			}

			public function renderExtraInformationLink() {
			$herald_xscript_id = $this->getMetadataValue('herald:transcriptID');

			if ($herald_xscript_id) {
			return phutil_tag(
			'a',
			array(
			'href' => '/herald/transcript/'.$herald_xscript_id.'/',
			),
			pht('View Herald Transcript'));
			}

			return null;
			}

			public function renderAsTextForDoorkeeper(
			DoorkeeperFeedStoryPublisher $publisher,
			PhabricatorFeedStory $story,
			array $xactions) {

			$text = array();
			$body = array();

			foreach ($xactions as $xaction) {
			$xaction_body = $xaction->getBodyForMail();
			if ($xaction_body !== null) {
			$body[] = $xaction_body;
			}

			if ($xaction->shouldHideForMail($xactions)) {
			continue;
			}

			$old_target = $xaction->getRenderingTarget();
			$new_target = self::TARGET_TEXT;
			$xaction->setRenderingTarget($new_target);

			if ($publisher->getRenderWithImpliedContext()) {
			$text[] = $xaction->getTitle();
			} else {
			$text[] = $xaction->getTitleForFeed();
			}

			$xaction->setRenderingTarget($old_target);
			}

			$text = implode("\n", $text);
			$body = implode("\n\n", $body);

			return rtrim($text."\n\n".$body);
			}

			/**
			* Test if this transaction is just a user subscribing or unsubscribing
			* themselves.
			*/
			private function isSelfSubscription() {
			$type = $this->getTransactionType();
			if ($type != PhabricatorTransactions::TYPE_SUBSCRIBERS) {
			return false;
			}

			$old = $this->getOldValue();
			$new = $this->getNewValue();

			$add = array_diff($old, $new);
			$rem = array_diff($new, $old);

			if ((count($add) + count($rem)) != 1) {
			// More than one user affected.
			return false;
			}

			$affected_phid = head(array_merge($add, $rem));
			if ($affected_phid != $this->getAuthorPHID()) {
			// Affected user is someone else.
			return false;
			}

			return true;
			}

			private function isApplicationAuthor() {
			$author_phid = $this->getAuthorPHID();
			$author_type = phid_get_type($author_phid);
			$application_type = PhabricatorApplicationApplicationPHIDType::TYPECONST;
			return ($author_type == $application_type);
			}


			private function getInterestingMoves(array $moves) {
			// Remove moves which only shift the position of a task within a column.
			foreach ($moves as $key => $move) {
			$from_phids = array_fuse($move['fromColumnPHIDs']);
			if (isset($from_phids[$move['columnPHID']])) {
			unset($moves[$key]);
			}
			}

			return $moves;
			}


			/* -( PhabricatorPolicyInterface Implementation )-------------------------- */


			public function getCapabilities() {
			return array(
			PhabricatorPolicyCapability::CAN_VIEW,
			PhabricatorPolicyCapability::CAN_EDIT,
			);
			}

			public function getPolicy($capability) {
			switch ($capability) {
			case PhabricatorPolicyCapability::CAN_VIEW:
			return $this->getViewPolicy();
			case PhabricatorPolicyCapability::CAN_EDIT:
			return $this->getEditPolicy();
			}
			}

			public function hasAutomaticCapability($capability, PhabricatorUser $viewer) {
			return ($viewer->getPHID() == $this->getAuthorPHID());
			}

			public function describeAutomaticCapability($capability) {
			return pht(
			'Transactions are visible to users that can see the object which was '.
			'acted upon. Some transactions - in particular, comments - are '.
			'editable by the transaction author.');
			}

			public function getModularType() {
			return null;
			}


			/* -( PhabricatorDestructibleInterface )----------------------------------- */


			public function destroyObjectPermanently(
			PhabricatorDestructionEngine $engine) {

			$this->openTransaction();
			$comment_template = null;
			try {
			$comment_template = $this->getApplicationTransactionCommentObject();
			} catch (Exception $ex) {
			// Continue; no comments for these transactions.
			}

			if ($comment_template) {
			$comments = $comment_template->loadAllWhere(
			'transactionPHID = %s',
			$this->getPHID());
			foreach ($comments as $comment) {
			$engine->destroyObject($comment);
			}
			}

			$this->delete();
			$this->saveTransaction();
			}


			}

phab/src/applications/transactions/storage/PhabricatorApplicationTransaction.php706c21375e8fproduction

PhabricatorApplicationTransaction.phpView Options

phab/src/applications/transactions/storage/PhabricatorApplicationTransaction.php
706c21375e8fproduction

PhabricatorApplicationTransaction.php
View Options