/**
* Cache key for last revision
*
* @param AbstractRevision $revision
* @return string
*/
protected function getLastRevCacheKey(AbstractRevision $revision)
{
return $revision->getCollectionId()->getAlphadecimal() . '-' . $revision->getRevisionType() . '-last-rev';
}
protected function expandReferences(Workflow $workflow, AbstractRevision $revision, array $references)
{
$referenceObjs = array();
$factory = new ReferenceFactory($workflow, $revision->getRevisionType(), $revision->getCollectionId());
foreach ($references as $ref) {
$referenceObjs[] = $factory->{$ref['factoryMethod']}($ref['refType'], $ref['value']);
}
return $referenceObjs;
}
/**
* Instantiate a new object based off of an AbstractRevision object.
*
* @param AbstractRevision $revision
* @return AbstractCollection
*/
public static function newFromRevision(AbstractRevision $revision)
{
return static::newFromId($revision->getCollectionId());
}
/**
* @param AbstractRevision $obj
* @return string[]
*/
public static function toStorageRow($obj)
{
return array('rev_id' => $obj->revId->getAlphadecimal(), 'rev_user_id' => $obj->user->id, 'rev_user_ip' => $obj->user->ip, 'rev_user_wiki' => $obj->user->wiki, 'rev_parent_id' => $obj->prevRevision ? $obj->prevRevision->getAlphadecimal() : null, 'rev_change_type' => $obj->changeType, 'rev_type' => $obj->getRevisionType(), 'rev_type_id' => $obj->getCollectionId()->getAlphadecimal(), 'rev_content' => $obj->content, 'rev_content_url' => $obj->contentUrl, 'rev_flags' => implode(',', $obj->flags), 'rev_mod_state' => $obj->moderationState, 'rev_mod_user_id' => $obj->moderatedBy ? $obj->moderatedBy->id : null, 'rev_mod_user_ip' => $obj->moderatedBy ? $obj->moderatedBy->ip : null, 'rev_mod_user_wiki' => $obj->moderatedBy ? $obj->moderatedBy->wiki : null, 'rev_mod_timestamp' => $obj->moderationTimestamp, 'rev_mod_reason' => $obj->moderatedReason, 'rev_last_edit_id' => $obj->lastEditId ? $obj->lastEditId->getAlphadecimal() : null, 'rev_edit_user_id' => $obj->lastEditUser ? $obj->lastEditUser->id : null, 'rev_edit_user_ip' => $obj->lastEditUser ? $obj->lastEditUser->ip : null, 'rev_edit_user_wiki' => $obj->lastEditUser ? $obj->lastEditUser->wiki : null, 'rev_content_length' => $obj->contentLength, 'rev_previous_content_length' => $obj->previousContentLength);
}
public function isComparable(AbstractRevision $cur, AbstractRevision $prev)
{
if ($cur->getRevisionType() == $prev->getRevisionType()) {
return $cur->getCollectionId()->equals($prev->getCollectionId());
} else {
return false;
}
}
/**
* Compares the references contained within $revision against those stored for
* that revision. Returns the differences.
*
* @param Workflow $workflow
* @param AbstractRevision $revision
* @param PostRevision|null $root
* @return array Two nested arrays, first the references that were added and
* second the references that were removed.
*/
protected function calculateChangesFromExisting(Workflow $workflow, AbstractRevision $revision, PostRevision $root = null)
{
$prevReferences = $this->getExistingReferences($revision->getRevisionType(), $revision->getCollectionId());
$references = $this->getReferencesFromRevisionContent($workflow, $revision, $root);
return $this->referencesDifference($prevReferences, $references);
}
/**
* Retrieves the current revision for a given AbstractRevision
* @param AbstractRevision $revision The revision to retrieve the current revision for.
* @return AbstractRevision|null AbstractRevision of the current revision.
*/
protected function getCurrentRevision(AbstractRevision $revision)
{
$collectionId = $revision->getCollectionId();
if (!isset($this->currentRevisionsCache[$collectionId->getAlphadecimal()])) {
$currentRevision = $revision->getCollection()->getLastRevision();
$this->currentRevisionsCache[$collectionId->getAlphadecimal()] = $currentRevision->getRevisionId();
$this->revisionCache[$currentRevision->getRevisionId()->getAlphadecimal()] = $currentRevision;
}
$currentRevisionId = $this->currentRevisionsCache[$collectionId->getAlphadecimal()];
return $this->revisionCache[$currentRevisionId->getAlphaDecimal()];
}