/**
* Add the content of a Criteria to the current Criteria
* In case of conflict, the current Criteria keeps its properties
*
* @param Criteria $criteria The criteria to read properties from
* @param string $operator The logical operator used to combine conditions
* Defaults to Criteria::LOGICAL_AND, also accapts Criteria::LOGICAL_OR
* This parameter is deprecated, use _or() instead
*
* @return Criteria The current criteria object
*/
public function mergeWith(Criteria $criteria, $operator = null)
{
// merge limit
$limit = $criteria->getLimit();
if ($limit != 0 && $this->getLimit() == 0) {
$this->limit = $limit;
}
// merge offset
$offset = $criteria->getOffset();
if ($offset != 0 && $this->getOffset() == 0) {
$this->offset = $offset;
}
// merge select modifiers
$selectModifiers = $criteria->getSelectModifiers();
if ($selectModifiers && !$this->selectModifiers) {
$this->selectModifiers = $selectModifiers;
}
// merge select columns
$this->selectColumns = array_merge($this->getSelectColumns(), $criteria->getSelectColumns());
// merge as columns
$commonAsColumns = array_intersect_key($this->getAsColumns(), $criteria->getAsColumns());
if (!empty($commonAsColumns)) {
throw new PropelException('The given criteria contains an AsColumn with an alias already existing in the current object');
}
$this->asColumns = array_merge($this->getAsColumns(), $criteria->getAsColumns());
// merge orderByColumns
$orderByColumns = array_merge($this->getOrderByColumns(), $criteria->getOrderByColumns());
$this->orderByColumns = array_unique($orderByColumns);
// merge groupByColumns
$groupByColumns = array_merge($this->getGroupByColumns(), $criteria->getGroupByColumns());
$this->groupByColumns = array_unique($groupByColumns);
// merge where conditions
if ($operator == Criteria::LOGICAL_OR) {
$this->_or();
}
$isFirstCondition = true;
foreach ($criteria->getMap() as $key => $criterion) {
if ($isFirstCondition && $this->defaultCombineOperator == Criteria::LOGICAL_OR) {
$this->addOr($criterion, null, null, false);
$this->defaultCombineOperator == Criteria::LOGICAL_AND;
} elseif ($this->containsKey($key)) {
$this->addAnd($criterion);
} else {
$this->add($criterion);
}
$isFirstCondition = false;
}
// merge having
if ($having = $criteria->getHaving()) {
if ($this->getHaving()) {
$this->addHaving($this->getHaving()->addAnd($having));
} else {
$this->addHaving($having);
}
}
// merge alias
$commonAliases = array_intersect_key($this->getAliases(), $criteria->getAliases());
if (!empty($commonAliases)) {
throw new PropelException('The given criteria contains an alias already existing in the current object');
}
$this->aliases = array_merge($this->getAliases(), $criteria->getAliases());
// merge join
$this->joins = array_merge($this->getJoins(), $criteria->getJoins());
return $this;
}
/**
* Tests adding duplicate joins.
* @link http://propel.phpdb.org/trac/ticket/613
*/
public function testAddJoin_Duplicate()
{
$c = new Criteria();
$c->addJoin("tbl.COL1", "tbl.COL2", Criteria::LEFT_JOIN);
$c->addJoin("tbl.COL1", "tbl.COL2", Criteria::LEFT_JOIN);
$this->assertEquals(1, count($c->getJoins()), "Expected not to have duplciate LJOIN added.");
$c->addJoin("tbl.COL1", "tbl.COL2", Criteria::RIGHT_JOIN);
$c->addJoin("tbl.COL1", "tbl.COL2", Criteria::RIGHT_JOIN);
$this->assertEquals(2, count($c->getJoins()), "Expected 1 new right join to be added.");
$c->addJoin("tbl.COL1", "tbl.COL2");
$c->addJoin("tbl.COL1", "tbl.COL2");
$this->assertEquals(3, count($c->getJoins()), "Expected 1 new implicit join to be added.");
$c->addJoin("tbl.COL3", "tbl.COL4");
$this->assertEquals(4, count($c->getJoins()), "Expected new col join to be added.");
}
/**
* Method to perform deletes based on values and keys in a
* Criteria.
*
* @param Criteria $criteria The criteria to use.
* @param ConnectionInterface $con A ConnectionInterface connection object.
* @return int The number of rows affected by last statement execution. For most
* uses there is only one delete statement executed, so this number
* will correspond to the number of rows affected by the call to this
* method. Note that the return value does require that this information
* is returned (supported) by the PDO driver.
* @throws \Propel\Runtime\Exception\RuntimeException
*/
public static function doDelete(Criteria $criteria, ConnectionInterface $con)
{
$db = Propel::getServiceContainer()->getAdapter($criteria->getDbName());
$dbMap = Propel::getServiceContainer()->getDatabaseMap($criteria->getDbName());
//join are not supported with DELETE statement
if (count($criteria->getJoins())) {
throw new RuntimeException('Delete does not support join');
}
// Set up a list of required tables (one DELETE statement will
// be executed per table)
$tables = $criteria->getTablesColumns();
if (empty($tables)) {
throw new RuntimeException("Cannot delete from an empty Criteria");
}
$affectedRows = 0;
// initialize this in case the next loop has no iterations.
foreach ($tables as $tableName => $columns) {
$whereClause = array();
$params = array();
$stmt = null;
try {
$sql = $db->getDeleteFromClause($criteria, $tableName);
foreach ($columns as $colName) {
$sb = "";
$criteria->getCriterion($colName)->appendPsTo($sb, $params);
$whereClause[] = $sb;
}
$sql .= " WHERE " . implode(" AND ", $whereClause);
$stmt = $con->prepare($sql);
$db->bindValues($stmt, $params, $dbMap);
$stmt->execute();
$affectedRows = $stmt->rowCount();
} catch (Exception $e) {
Propel::log($e->getMessage(), Propel::LOG_ERR);
throw new RuntimeException(sprintf('Unable to execute DELETE statement [%s]', $sql), 0, $e);
}
}
// for each table
return $affectedRows;
}
public function testMergeWithJoins()
{
$c1 = new Criteria();
$c1->addJoin(BookPeer::AUTHOR_ID, AuthorPeer::ID, Criteria::LEFT_JOIN);
$c2 = new Criteria();
$c1->mergeWith($c2);
$joins = $c1->getJoins();
$this->assertEquals(1, count($joins), 'mergeWith() does not remove an existing join');
$this->assertEquals('LEFT JOIN author ON (book.AUTHOR_ID=author.ID)', $joins[0]->toString(), 'mergeWith() does not remove an existing join');
$c1 = new Criteria();
$c2 = new Criteria();
$c2->addJoin(BookPeer::AUTHOR_ID, AuthorPeer::ID, Criteria::LEFT_JOIN);
$c1->mergeWith($c2);
$joins = $c1->getJoins();
$this->assertEquals(1, count($joins), 'mergeWith() merge joins to an empty join');
$this->assertEquals('LEFT JOIN author ON (book.AUTHOR_ID=author.ID)', $joins[0]->toString(), 'mergeWith() merge joins to an empty join');
$c1 = new Criteria();
$c1->addJoin(BookPeer::AUTHOR_ID, AuthorPeer::ID, Criteria::LEFT_JOIN);
$c2 = new Criteria();
$c2->addJoin(BookPeer::PUBLISHER_ID, PublisherPeer::ID, Criteria::INNER_JOIN);
$c1->mergeWith($c2);
$joins = $c1->getJoins();
$this->assertEquals(2, count($joins), 'mergeWith() merge joins to an existing join');
$this->assertEquals('LEFT JOIN author ON (book.AUTHOR_ID=author.ID)', $joins[0]->toString(), 'mergeWith() merge joins to an empty join');
$this->assertEquals('INNER JOIN publisher ON (book.PUBLISHER_ID=publisher.ID)', $joins[1]->toString(), 'mergeWith() merge joins to an empty join');
}
