/**
* Adds a property path to the joins list
*
* @param $path string full path to desired property, starting from starting class
* @param $depth integer for internal use : please do not use this
* @return Join the added join, or null if $path does not generate any join
*/
public function add($path, $depth = 0)
{
if (isset($this->joins[$path]) || array_key_exists($path, $this->joins)) {
return $this->joins[$path];
}
list($master_path, $master_property_name) = Sql\Builder::splitPropertyPath($path);
if ($master_path && !isset($this->joins[$master_path])) {
$this->add($master_path, $depth + 1);
}
if (isset($this->link_joins[$path])) {
$property_type = $this->getProperties($master_path)[$master_property_name]->getType();
if ($property_type->isClass()) {
$linked_master_alias = $this->link_joins[$path]->foreign_alias;
} else {
return $this->link_joins[$path];
}
}
$join = new Join();
$foreign_class_name = strpos($master_property_name, '->') ? $this->addReverseJoin($join, $master_path, $master_property_name, $path) : $this->addSimpleJoin($join, $master_path, $master_property_name, $path);
$this->joins[$path] = $join->mode ? $this->addFinalize($join, $master_path, $foreign_class_name, $path, $depth) : null;
if (isset($linked_master_alias)) {
$join->master_alias = $linked_master_alias;
}
return $this->joins[$path];
}
/**
* @param $path string
* @param $join Join
* @param $as boolean
* @return string
*/
public function buildColumn($path, $join = null, $as = true)
{
if (!isset($join)) {
$join = $this->joins->add($path);
}
list($master_path, $column_name) = Sql\Builder::splitPropertyPath($path);
if (!isset($join)) {
$join = $this->joins->getJoin($master_path);
}
return ($join ? $join->foreign_alias . DOT . BQ . $column_name . BQ : 't0.' . BQ . $path . BQ) . ($as && $column_name !== $path && $this->resolve_aliases ? ' AS ' . BQ . $path . BQ : false);
}
/**
* Build SQL WHERE section for given path and value
*
* @param $path string|integer Property path starting by a root class property (may be a numeric key, or a structure keyword)
* @param $value mixed May be a value, or a structured array of multiple where clauses
* @param $clause string For multiple where clauses, tell if they are linked with 'OR' or 'AND'
* @return string
*/
private function buildPath($path, $value, $clause)
{
if ($value instanceof Func\Where) {
$this->joins->add($path);
list($master_path, $foreign_column) = Builder::splitPropertyPath($path);
if ($foreign_column == 'id') {
$prefix = '';
} else {
$properties = $this->joins->getProperties($master_path);
$property = isset($properties[$foreign_column]) ? $properties[$foreign_column] : null;
$id_links = [Link_Annotation::OBJECT, Link_Annotation::COLLECTION, Link_Annotation::MAP];
$prefix = $property ? in_array($property->getAnnotation('link')->value, $id_links) ? 'id_' : '' : '';
}
return $value->toSql($this, $path, $prefix);
} elseif ($value instanceof Date_Time) {
// TODO a class annotation (@business? @string?) could help choose
$value = $value->toISO(false);
}
switch (gettype($value)) {
case 'NULL':
return '';
case 'array':
return $this->buildArray($path, $value, $clause);
case 'object':
return $this->buildObject($path, $value);
default:
return $this->buildValue($path, $value);
}
}
