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Adding fix for to correct additional 1:1 associations failing to query when there is a self join association.

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git-svn-id: https://svn.cakephp.org/repo/branches/1.2.x.x@4770 3807eeeb-6ff5-0310-8944-8be069107fe0
This commit is contained in:
phpnut 2007-04-05 03:31:46 +00:00
parent f49183f70e
commit f0cd2d49ea
2 changed files with 51 additions and 64 deletions
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109
cake/libs/model/datasources/dbo_source.php
View file

@ -48,12 +48,6 @@ class DboSource extends DataSource {
* @var unknown_type
*/
var $__bypass = false;
/**
* Enter description here...
*
* @var array
*/
var $__assocJoins = null;
/**
* Enter description here...
*
@ -571,7 +565,6 @@ class DboSource extends DataSource {
$array = array();
$linkedModels = array();
$this->__bypass = false;
$this->__assocJoins = null;
if (!is_null($recursive)) {
$_recursive = $model->recursive;
@ -855,25 +848,22 @@ class DboSource extends DataSource {
if (!isset($queryData['selfJoin'])) {
$queryData['selfJoin'] = array();
$self = array(
'fields' => $this->fields($model, null, $queryData['fields']),
'joins' => array(array(
'table' => $this->fullTableName($linkModel),
'alias' => $alias,
'type' => 'LEFT',
'conditions' => array($model->escapeField($assocData['foreignKey']) => '{$__cakeIdentifier[' . "{$alias}.{$linkModel->primaryKey}" . ']__$}')
)),
'table' => $this->fullTableName($model),
'alias' => $model->name,
'limit' => $queryData['limit'],
'offset' => $queryData['offset'],
'conditions'=> $queryData['conditions'],
'order' => $queryData['order']
);
$self = array('fields' => $this->fields($model, null, $queryData['fields']),
'joins' => array(array(
'table' => $this->fullTableName($linkModel),
'alias' => $alias,
'type' => 'LEFT',
'conditions' => array($model->escapeField($assocData['foreignKey']) =>
'{$__cakeIdentifier[' . "{$alias}.{$linkModel->primaryKey}" . ']__$}'))),
'table' => $this->fullTableName($model),
'alias' => $model->name,
'limit' => $queryData['limit'],
'offset' => $queryData['offset'],
'conditions'=> $queryData['conditions'],
'order' => $queryData['order']);
if (!empty($assocData['conditions'])) {
$self['joins'][0]['conditions'] = trim($this->conditions(am($self['joins'][0]['conditions'], $assocData['conditions']), true, false));
}
if (!empty($queryData['joins'])) {
@ -885,20 +875,30 @@ class DboSource extends DataSource {
if($this->__bypass === false) {
$self['fields'] = am($self['fields'], $this->fields($linkModel, $alias, (isset($assocData['fields']) ? $assocData['fields'] : '')));
}
$sql = $this->buildStatement($self, $model);
if (!in_array($sql, $queryData['selfJoin'])) {
$queryData['selfJoin'][] = $sql;
if (!in_array($self, $queryData['selfJoin'])) {
$queryData['selfJoin'][] = $self;
return true;
}
} elseif (isset($linkModel)) {
return $this->generateAssociationQuery($model, $linkModel, $type, $association, $assocData, $queryData, $external, $resultSet);
} else {
$result = $queryData['selfJoin'][0];
if (isset($this->__assocJoins)) {
$result = preg_replace('/FROM/', ', ' . join(', ', $this->__assocJoins['fields']) . ' FROM', $result);
if (!empty($queryData['joins'])) {
foreach($queryData['joins'] as $join) {
$result['joins'][] = $join;
}
}
return $result;
if (!empty($queryData['conditions'])) {
$result['conditions'] = trim($this->conditions(am($result['conditions'], $assocData['conditions']), true, false));
}
if (!empty($queryData['fields'])) {
$result['fields'] = array_unique(am($result['fields'], $queryData['fields']));
}
$sql = $this->buildStatement($result, $model);
return $sql;
}
}
/**
@ -927,22 +927,14 @@ class DboSource extends DataSource {
if (array_key_exists('selfJoin', $queryData)) {
return $this->generateSelfAssociationQuery($model, $linkModel, $type, $association, $assocData, $queryData, $external, $resultSet);
} else {
if (isset($this->__assocJoins)) {
$joinFields = ', ';
$joinFields .= join(', ', $this->__assocJoins['fields']);
} else {
$joinFields = null;
}
return $this->buildStatement(array(
'fields' => array_unique($queryData['fields']),
'table' => $this->fullTableName($model),
'alias' => $model->name,
'limit' => $queryData['limit'],
'offset' => $queryData['offset'],
'joins' => $queryData['joins'],
'conditions' => $queryData['conditions'],
'order' => $queryData['order']
), $model);
return $this->buildStatement(array('fields' => array_unique($queryData['fields']),
'table' => $this->fullTableName($model),
'alias' => $model->name,
'limit' => $queryData['limit'],
'offset' => $queryData['offset'],
'joins' => $queryData['joins'],
'conditions' => $queryData['conditions'],
'order' => $queryData['order']), $model);
}
}
$alias = $association;
@ -982,20 +974,16 @@ class DboSource extends DataSource {
} elseif ($type == 'belongsTo') {
$conditions = $this->__mergeConditions($assocData['conditions'], array("{$alias}.{$linkModel->primaryKey}" => '{$__cakeForeignKey__$}'));
}
$query = am($assocData, array(
'conditions' => $conditions,
'table' => $this->fullTableName($linkModel),
'fields' => $fields,
'alias' => $alias
));
$query = am($assocData, array('conditions' => $conditions,
'table' => $this->fullTableName($linkModel),
'fields' => $fields,
'alias' => $alias));
if ($type == 'belongsTo') {
// Dunno if we should be doing this for hasOne also...?
// Or maybe not doing it at all...?
$query = am($query, array(
'order' => $assocData['order'],
'limit' => $limit
));
$query = am($query, array('order' => $assocData['order'],
'limit' => $limit));
}
} else {
if ($type == 'hasOne') {
@ -1004,12 +992,11 @@ class DboSource extends DataSource {
$conditions = $this->__mergeConditions($assocData['conditions'], array($model->escapeField($assocData['foreignKey']) => '{$__cakeIdentifier[' . "{$alias}.{$linkModel->primaryKey}" . ']__$}'));
}
$join = array(
'table' => $this->fullTableName($linkModel),
'alias' => $alias,
'type' => 'LEFT',
'conditions' => trim($this->conditions($conditions, true, false))
);
$join = array('table' => $this->fullTableName($linkModel),
'alias' => $alias,
'type' => 'LEFT',
'conditions' => trim($this->conditions($conditions, true, false)));
$queryData['fields'] = am($queryData['fields'], $fields);
if (!empty($assocData['order'])) {

6
cake/tests/cases/libs/model/datasources/dbo_source.test.php
View file

@ -595,9 +595,9 @@ class DboSourceTest extends UnitTestCase {
$result = $this->db->generateSelfAssociationQuery($this->model, $params['linkModel'], $params['type'], $params['assoc'], $params['assocData'], $queryData, $params['external'], $resultSet);
$this->assertTrue($result);
$this->assertPattern('/^SELECT\s+`TestModel4`\.`id`, `TestModel4`\.`name`, `TestModel4`\.`created`, `TestModel4`\.`updated`, `TestModel4Parent`\.`id`, `TestModel4Parent`\.`name`, `TestModel4Parent`\.`created`, `TestModel4Parent`\.`updated`\s+/', $queryData['selfJoin'][0]);
$this->assertPattern('/FROM\s+`test_model4` AS `TestModel4`\s+LEFT JOIN\s+`test_model4` AS `TestModel4Parent`/', $queryData['selfJoin'][0]);
$this->assertPattern('/\s+ON\s+\(`TestModel4`.`parent_id` = `TestModel4Parent`.`id`\)\s+WHERE\s+1 = 1\s*$/', $queryData['selfJoin'][0]);
//$this->assertPattern('/^SELECT\s+`TestModel4`\.`id`, `TestModel4`\.`name`, `TestModel4`\.`created`, `TestModel4`\.`updated`, `TestModel4Parent`\.`id`, `TestModel4Parent`\.`name`, `TestModel4Parent`\.`created`, `TestModel4Parent`\.`updated`\s+/', $queryData['selfJoin'][0]);
//$this->assertPattern('/FROM\s+`test_model4` AS `TestModel4`\s+LEFT JOIN\s+`test_model4` AS `TestModel4Parent`/', $queryData['selfJoin'][0]);
//$this->assertPattern('/\s+ON\s+\(`TestModel4`.`parent_id` = `TestModel4Parent`.`id`\)\s+WHERE\s+1 = 1\s*$/', $queryData['selfJoin'][0]);
$result = $this->db->generateAssociationQuery($this->model, $null, null, null, null, $queryData, false, $null);
$this->assertPattern('/^SELECT\s+`TestModel4`\.`id`, `TestModel4`\.`name`, `TestModel4`\.`created`, `TestModel4`\.`updated`, `TestModel4Parent`\.`id`, `TestModel4Parent`\.`name`, `TestModel4Parent`\.`created`, `TestModel4Parent`\.`updated`\s+/', $result);