/**
* Creates a new version of the passed in object
*
* @param MappedObject $object
* @return ObjectVersion
*/
public function createVersion(MappedObject $object, $label = '')
{
// make sure that there's a versioning table available for this object
$versionType = get_class($object) . 'Version';
if (!class_exists($versionType)) {
throw new Exception("Attempting to create a version for a non-versionable object");
}
if (!$object) {
throw new Exception("Cannot create a version of an empty object");
}
// see if there's a previous object version, if so load it
// so we have an appropriate 'from' time
$lastVersion = $this->getMostRecentVersion($object);
$from = date('Y-m-d H:i:s');
if ($lastVersion) {
$from = date('Y-m-d H:i:s', strtotime($lastVersion->versioncreated) + 1);
}
$newVersion = new $versionType();
// when creating a version, we want to load the existing state from
// the DB so that we're being accurate.
$current = $this->dbService->getById($object->me()->id, get_class($object));
$properties = $current->unBind();
unset($properties['id']);
/*unset($properties['created']);
unset($properties['creator']);*/
$newVersion->bind($properties);
$newVersion->recordid = $object->id;
$newVersion->versioncreated = date('Y-m-d H:i:s');
$newVersion->validfrom = $from;
$newVersion->label = $label;
return $this->dbService->saveObject($newVersion);
}
/**
* Get a list of related items for the passed in item.
*
* works by comparing the list of things this item has against what all other items have,
* and returns the results ordered by the item with the most matches
*/
public function getRelatedItems($item, $type = null)
{
// First get the tags for this item
$tags = $this->getItemTags($item);
$in = '';
$sep = '';
foreach ($tags as $tag) {
$in .= $sep . $this->dbService->quote($tag->tag);
$sep = ',';
}
if (!mb_strlen($in)) {
return new ArrayObject();
}
$in = '(' . $in . ')';
// Alright, now lets query for those items with these tags, ordering by the most tagged
$select = $this->dbService->select();
$select->from('tag', array('tag', 'itemid', 'itemtype', new Zend_Db_Expr('count(itemid) as score')));
$select->where(new Zend_Db_Expr('tag in ' . $in));
if ($type) {
$select->where('itemtype=?', $type);
}
// Make sure to ignore the current object
$select->where('itemid<>?', $item->id);
$select->where('itemtype<>?', mb_strtolower(get_class($item)));
$select->group('itemid');
$select->order('score desc');
$result = $this->dbService->query($select, null);
$items = new ArrayObject();
$tags = $result->fetchAll(Zend_Db::FETCH_ASSOC);
foreach ($tags as $tag) {
// get the item
$items[] = $this->dbService->getById($tag['itemid'], $tag['itemtype']);
}
return $items;
}
/**
* Gets all the items this passed in item is linked to
*
* if $side is 'from', it will return items where
* this item is the 'from' side. If 'to', will return
* the 'to' side, otherwise if 'both' will return
* both sides.
*
* @param object $item
* @param string $side The "side" that $item is linked on. EG left side = 'from'
*/
public function getLinkedItems($item, $side = 'from', $otherType = null)
{
$results = null;
$finalResults = new ArrayObject();
if ($otherType) {
return $this->getLinkedItemsOfType($item, $side, $otherType);
}
if ($side == 'from' || $side == 'both') {
$where = array('fromid=' => $item->id, 'fromtype=' => get_class($item));
if ($otherType != null) {
$where['totype='] = $otherType;
}
$results = $this->dbService->getObjects('ItemLink', $where);
foreach ($results as $linkItem) {
$object = $this->dbService->getById($linkItem->toid, $linkItem->totype);
if ($object) {
$finalResults[] = $object;
}
}
}
if ($side == 'to' || $side == 'both') {
$where = array('toid=' => $item->id, 'totype=' => get_class($item));
if ($otherType != null) {
$where['fromtype='] = $otherType;
}
$results = $this->dbService->getObjects('ItemLink', $where);
foreach ($results as $linkItem) {
$object = $this->dbService->getById($linkItem->fromid, $linkItem->fromtype);
$finalResults[] = $object;
}
}
return $finalResults;
}
/**
* Shortcut to getting an object by id
*
* @param int $id
* @param string $type
* @return mixed
*/
protected function byId($id = null, $type = '')
{
if (is_null($id)) {
$id = $this->_getParam('id');
}
if ($type == '') {
$type = $this->modelType();
}
if (!$id) {
return null;
}
return $this->dbService->getById((int) $id, $type);
}
/**
* Gets a list of all items a user is watching
*
* @param $user
* The user for whom to get subscribed items
* @return
* List of items
*/
public function getWatchedItems($user, $type = null)
{
$select = $this->dbService->select();
$where = array('userid=' => $user->username);
$select->from('itemwatch', '*');
if ($type != null) {
$where['itemtype'] = is_array($type) ? $type : array($type);
// $select->where('itemtype = ?', $type);
}
$this->dbService->applyWhereToSelect($where, $select);
$select->order('created desc');
$watches = $this->dbService->fetchObjects('ItemWatch', $select);
$items = new ArrayObject();
foreach ($watches as $watch) {
$item = $this->dbService->getById($watch->itemid, $watch->itemtype);
if ($item) {
$items[] = $item;
}
}
return $items;
}
public function getIssue($id)
{
return $this->dbService->getById($id, 'Issue');
}
public function getExpense($id)
{
return $this->dbService->getById((int) $id, 'Expense');
}
/**
* Gets a file object by its id
*
* @param string $id
*/
public function getFile($id)
{
return $this->dbService->getById((int) $id, 'File');
}
/**
* Get a client object by its id
*
* @param Contact $id
*/
public function getContact($id)
{
return $this->dbService->getById($id, 'Contact');
}
/**
* Get a feature by id
*
* @param int $id
* @return Feature
*/
public function getFeature($id)
{
return $this->dbService->getById($id, 'Feature');
}
/**
* Get a user by the given ID
*
* @param unknown_type $id
* @return unknown
*/
public function getUser($id)
{
return $this->dbService->getById($id, $this->userClass);
}
