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tags/2.0.0-beta
Qiang Xue 13 years ago
parent
62336b43b7
commit
d794a813ec
6 changed files with 188 additions and 339 deletions
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  1. 282
      framework/db/ar/ActiveFinder.php
  2. 6
      framework/db/ar/ActiveQuery.php
  3. 133
      framework/db/ar/JoinElement.php
  4. 2
      framework/db/dao/Command.php
  5. 99
      framework/db/dao/QueryBuilder.php
  6. 5
      tests/unit/framework/db/ar/ActiveRecordTest.php

282
framework/db/ar/ActiveFinder.php
Unescape View File

@ -17,22 +17,8 @@ use yii\db\Exception;
/** /**
* ActiveFinder.php is ... * ActiveFinder.php is ...
* todo: add SQL monitor * todo: base limited with has_many, bySQL, lazy loading
* todo: better handling on join() support in QueryBuilder: use regexp to detect table name and quote it * todo: quoting column names in 'on' clause
* todo: do not support anonymous parameter binding
* todo: add ActiveFinderBuilder
* todo: quote join/on part of the relational query
* todo: modify QueryBuilder about join() methods
* todo: unify ActiveFinder and ActiveRelation in query building process
* todo: intelligent table aliasing (first table name, then relation name, finally t?)
* todo: allow using tokens in primary query fragments
* todo: findBySql
* todo: base limited
* todo: lazy loading
* todo: scope
* todo: test via option
todo: inner join with one or multiple relations as filters
joinType should default to inner join in this case
* *
* @property integer $count * @property integer $count
* *
@ -45,10 +31,6 @@ class ActiveFinder extends \yii\base\Object
* @var \yii\db\dao\Connection * @var \yii\db\dao\Connection
*/ */
public $connection; public $connection;
/**
* @var ActiveQuery
*/
public $query;
public function __construct($connection) public function __construct($connection)
{ {
@ -56,16 +38,25 @@ class ActiveFinder extends \yii\base\Object
} }
/** /**
* @param \yii\db\ar\ActiveQuery $query * @param ActiveQuery $query
* @param bool $all
* @return array
*/ */
public function findRecords($query) public function findRecords($query)
{ {
if (!empty($query->with)) {
return $this->findRecordsWithRelations($query);
}
if ($query->sql !== null) { if ($query->sql !== null) {
$sql = $query->sql; $sql = $query->sql;
} else { } else {
$this->initFrom($query); if ($query->from === null) {
$modelClass = $query->modelClass;
$tableName = $modelClass::tableName();
if ($query->tableAlias !== null) {
$tableName .= ' ' . $query->tableAlias;
}
$query->from = array($tableName);
}
$this->applyScopes($query); $this->applyScopes($query);
$sql = $this->connection->getQueryBuilder()->build($query); $sql = $this->connection->getQueryBuilder()->build($query);
if (strpos($sql, '@.') !== false) { if (strpos($sql, '@.') !== false) {
@ -93,11 +84,11 @@ class ActiveFinder extends \yii\base\Object
$class = $query->modelClass; $class = $query->modelClass;
if ($query->indexBy === null) { if ($query->indexBy === null) {
foreach ($rows as $row) { foreach ($rows as $row) {
$records[] = $class::createRecord($row); $records[] = $class::create($row);
} }
} else { } else {
foreach ($rows as $row) { foreach ($rows as $row) {
$records[$row[$query->indexBy]] = $class::createRecord($row); $records[$row[$query->indexBy]] = $class::create($row);
} }
} }
} }
@ -110,136 +101,52 @@ class ActiveFinder extends \yii\base\Object
} }
private $_joinCount;
private $_tableAliases;
/**
* @param ActiveQuery $query
* @return array
*/
public function findRecordsWithRelations($query) public function findRecordsWithRelations($query)
{ {
// todo: handle findBySql() and limit cases $this->_joinCount = 0;
$joinTree = $this->buildRelationalQuery(); $this->_tableAliases = array();
$joinTree = new JoinElement($this->_joinCount++, $query, null, null);
if ($this->sql === null) { $this->buildJoinTree($joinTree, $query->with);
$this->initFrom($element->query); $this->initJoinTree($joinTree);
$command = $element->query->createCommand($this->getDbConnection());
$this->sql = $command->getSql();
} else {
$command = $this->getDbConnection()->createCommand($this->sql);
$command->bindValues($element->query->params);
}
$rows = $command->queryAll();
if (isset($joinTree)) {
foreach ($rows as $row) {
$joinTree->populateData($row);
}
return array_values($joinTree->records);
}
if ($this->asArray) { $q = new Query;
if ($this->indexBy === null) { $this->buildJoinQuery($joinTree, $q);
return $rows; $rows = $q->createCommand($this->connection)->queryAll();
} foreach ($rows as $row) {
$records = array(); $joinTree->createRecord($row);
foreach ($rows as $row) {
$records[$row[$this->indexBy]] = $row;
}
return $records;
} else {
$records = array();
$class = $this->modelClass;
if ($this->indexBy === null) {
foreach ($rows as $row) {
$records[] = $class::populateData($row);
}
} else {
$attribute = $this->indexBy;
foreach ($rows as $row) {
$record = $class::populateData($row);
$records[$record->$attribute] = $record;
}
}
return $records;
} }
}
protected function initFrom($query) return $query->indexBy !== null ? $joinTree->records : array_values($joinTree->records);
{
if ($query->from === null) {
$modelClass = $query->modelClass;
$tableName = $modelClass::tableName();
if ($query->tableAlias !== null) {
$tableName .= ' ' . $query->tableAlias;
}
$query->from = array($tableName);
}
} }
protected function applyScopes($query) protected function applyScopes($query)
{ {
$class = $query->modelClass;
$class::defaultScope($query);
if (is_array($query->scopes)) { if (is_array($query->scopes)) {
$class = $query->modelClass;
$class::defaultScope($query);
$scopes = $class::scopes(); $scopes = $class::scopes();
foreach ($query->scopes as $name => $params) { foreach ($query->scopes as $name => $params) {
if (is_integer($name)) { if (is_integer($name)) {
$name = $params; $name = $params;
$params = array(); $params = array();
} }
if (!isset($scopes[$name])) { if (isset($scopes[$name])) {
array_unshift($params, $query);
call_user_func_array($scopes[$name], $params);
} else {
throw new Exception("$class has no scope named '$name'."); throw new Exception("$class has no scope named '$name'.");
} }
array_unshift($params, $query);
call_user_func_array($scopes[$name], $params);
} }
} }
} }
private $_joinCount;
private $_tableAliases;
protected function buildQuery()
{
$this->_joinCount = 0;
$joinTree = new JoinElement($this->_joinCount++, $element->query, null, null);
$this->buildJoinTree($joinTree, $element->query->with);
$this->_tableAliases = array();
$this->buildTableAlias($joinTree);
$query = new Query;
foreach ($joinTree->children as $child) {
$child->buildQuery($query);
}
$select = $joinTree->buildSelect($element, $element->query->select);
if (!empty($query->select)) {
$element->query->select = array_merge($select, $query->select);
} else {
$element->query->select = $select;
}
if (!empty($query->where)) {
$element->query->andWhere('(' . implode(') AND (', $query->where) . ')');
}
if (!empty($query->having)) {
$element->query->andHaving('(' . implode(') AND (', $query->having) . ')');
}
if (!empty($query->join)) {
if ($element->query->join === null) {
$element->query->join = $query->join;
} else {
$element->query->join = array_merge($element->query->join, $query->join);
}
}
if (!empty($query->orderBy)) {
$element->query->addOrderBy($query->orderBy);
}
if (!empty($query->groupBy)) {
$element->query->addGroupBy($query->groupBy);
}
if (!empty($query->params)) {
$element->query->addParams($query->params);
}
return $joinTree;
}
/** /**
* @param JoinElement $parent * @param JoinElement $parent
* @param array|string $with * @param array|string $with
@ -297,7 +204,7 @@ class ActiveFinder extends \yii\base\Object
/** /**
* @param JoinElement $element * @param JoinElement $element
*/ */
protected function buildTableAlias($element) protected function initJoinTree($element)
{ {
if ($element->query->tableAlias !== null) { if ($element->query->tableAlias !== null) {
$alias = $element->query->tableAlias; $alias = $element->query->tableAlias;
@ -313,58 +220,95 @@ class ActiveFinder extends \yii\base\Object
$this->_tableAliases[$alias] = true; $this->_tableAliases[$alias] = true;
$element->query->tableAlias = $alias; $element->query->tableAlias = $alias;
$this->applyScopes($element->query);
foreach ($element->children as $child) { foreach ($element->children as $child) {
$this->buildTableAlias($child, $count); $this->initJoinTree($child, $count);
} }
} }
/** /**
* @param JoinElement $element * @param JoinElement $element
* @param Query $query * @param \yii\db\dao\Query $query
*/ */
protected function buildJoinQuery($element, $query) protected function buildJoinQuery($element, $query)
{ {
$prefixes = array( if ($element->parent) {
'@.' => $element->query->tableAlias . '.', $prefixes = array(
'?.' => $element->parent->query->tableAlias . '.', '@.' => $element->query->tableAlias . '.',
); '?.' => $element->parent->query->tableAlias . '.',
$quotedPrefixes = array( );
'@.' => $this->connection->quoteTableName($element->query->tableAlias, true) . '.', $quotedPrefixes = array(
'?.' => $this->connection->quoteTableName($element->parent->query->tableAlias, true) . '.', '@.' => $this->connection->quoteTableName($element->query->tableAlias, true) . '.',
); '?.' => $this->connection->quoteTableName($element->parent->query->tableAlias, true) . '.',
);
} else {
$prefixes = array(
'@.' => $element->query->tableAlias . '.',
);
$quotedPrefixes = array(
'@.' => $this->connection->quoteTableName($element->query->tableAlias, true) . '.',
);
}
$qb = $this->connection->getQueryBuilder();
foreach ($this->buildSelect($element, $element->query->select) as $column) { foreach ($this->buildSelect($element, $element->query->select) as $column) {
$query->select[] = strtr($column, $prefixes); $query->select[] = strtr($column, $prefixes);
} }
if ($element->query->where !== null) { if ($element->query instanceof ActiveQuery) {
$query->where[] = strtr($element->query->where, $quotedPrefixes); if ($element->query->from === null) {
$modelClass = $element->query->modelClass;
$tableName = $modelClass::tableName();
if ($element->query->tableAlias !== null) {
$tableName .= ' ' . $element->query->tableAlias;
}
$query->from = array($tableName);
} else {
$query->from = $element->query->from;
}
} }
if ($element->query->having !== null) { if (($where = $qb->buildCondition($element->query->where)) !== '') {
$query->having[] = strtr($element->query->having, $quotedPrefixes); $query->andWhere(strtr($where, $quotedPrefixes));
} }
if ($element->query->via !== null) { if (($having = $qb->buildCondition($element->query->having)) !== '') {
$query->join[] = strtr($element->query->via, $quotedPrefixes); $query->andHaving(strtr($having, $quotedPrefixes));
} }
if ($element->query->joinType === null) { if ($element->query instanceof ActiveRelation) {
$joinType = $element->query->select === false ? 'INNER JOIN' : 'LEFT JOIN'; if ($element->query->via !== null) {
} else { $query->join[] = strtr($element->query->via, $quotedPrefixes);
$joinType = $element->query->joinType; }
}
$modelClass = $element->query->modelClass; if ($element->query->joinType === null) {
$tableName = $this->connection->quoteTableName($modelClass::tableName()); $joinType = $element->query->select === false ? 'INNER JOIN' : 'LEFT JOIN';
$tableAlias = $this->connection->quoteTableName($element->query->tableAlias); } else {
$join = "$joinType $tableName $tableAlias"; $joinType = $element->query->joinType;
if ($element->query->on !== null) { }
$join .= ' ON ' . strtr($element->query->on, $quotedPrefixes); $modelClass = $element->query->modelClass;
$tableName = $this->connection->quoteTableName($modelClass::tableName());
$tableAlias = $this->connection->quoteTableName($element->query->tableAlias);
$join = "$joinType $tableName $tableAlias";
if ($element->query->on !== null) {
$join .= ' ON ' . strtr($qb->buildCondition($element->query->on), $quotedPrefixes);
}
$query->join[] = $join;
} }
$query->join[] = $join;
if ($element->query->join !== null) { if ($element->query->join !== null) {
$query->join[] = strtr($element->query->join, $quotedPrefixes); if (is_array($element->query->join)) {
foreach ($element->query->join as $join) {
if (is_array($join) && isset($join[2])) {
$join[2] = strtr($join[2], $quotedPrefixes);
}
$query->join[] = $join;
}
} else {
$query->join[] = strtr($element->query->join, $quotedPrefixes);
}
} }
if ($element->query->orderBy !== null) { if ($element->query->orderBy !== null) {
@ -390,7 +334,7 @@ class ActiveFinder extends \yii\base\Object
} }
foreach ($element->children as $child) { foreach ($element->children as $child) {
$this->buildQuery($child, $query); $this->buildJoinQuery($child, $query);
} }
} }
@ -406,7 +350,7 @@ class ActiveFinder extends \yii\base\Object
$prefix = $element->query->tableAlias; $prefix = $element->query->tableAlias;
if (empty($select) || $select === '*') { if (empty($select) || $select === '*') {
foreach ($table->columns as $column) { foreach ($table->columns as $column) {
$alias = "t{$element->id}c" . ($columnCount++); $alias = "c{$element->id}_" . ($columnCount++);
$columns[] = "$prefix.{$column->name} AS $alias"; $columns[] = "$prefix.{$column->name} AS $alias";
$element->columnAliases[$alias] = $column->name; $element->columnAliases[$alias] = $column->name;
if ($column->isPrimaryKey) { if ($column->isPrimaryKey) {
@ -418,7 +362,7 @@ class ActiveFinder extends \yii\base\Object
$select = explode(',', $select); $select = explode(',', $select);
} }
foreach ($table->primaryKey as $column) { foreach ($table->primaryKey as $column) {
$alias = "t{$element->id}c" . ($columnCount++); $alias = "c{$element->id}_" . ($columnCount++);
$columns[] = "$prefix.$column AS $alias"; $columns[] = "$prefix.$column AS $alias";
$element->pkAlias[$column] = $alias; $element->pkAlias[$column] = $alias;
} }
@ -429,7 +373,7 @@ class ActiveFinder extends \yii\base\Object
$element->columnAliases[$matches[2]] = $matches[2]; $element->columnAliases[$matches[2]] = $matches[2];
$columns[] = $column; $columns[] = $column;
} elseif (!isset($element->pkAlias[$column])) { } elseif (!isset($element->pkAlias[$column])) {
$alias = "t{$element->id}c" . ($columnCount++); $alias = "c{$element->id}_" . ($columnCount++);
$columns[] = "$prefix.$column AS $alias"; $columns[] = "$prefix.$column AS $alias";
$element->columnAliases[$alias] = $column; $element->columnAliases[$alias] = $column;
} }
@ -438,4 +382,4 @@ class ActiveFinder extends \yii\base\Object
return $columns; return $columns;
} }
} }

6
framework/db/ar/ActiveQuery.php
Unescape View File

@ -243,10 +243,6 @@ class ActiveQuery extends BaseActiveQuery implements \IteratorAggregate, \ArrayA
protected function findRecords() protected function findRecords()
{ {
$finder = new ActiveFinder($this->getDbConnection()); $finder = new ActiveFinder($this->getDbConnection());
if (!empty($this->with)) { return $finder->findRecords($this);
return $finder->findRecordsWithRelations($this);
} else {
return $finder->findRecords($this);
}
} }
} }

133
framework/db/ar/JoinElement.php
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@ -49,9 +49,10 @@ class JoinElement extends \yii\base\Object
public $relatedRecords; public $relatedRecords;
/** /**
* @param integer $id
* @param ActiveRelation|ActiveQuery $query * @param ActiveRelation|ActiveQuery $query
* @param JoinElement $parent * @param null|JoinElement $parent
* @param JoinElement $container * @param null|JoinElement $container
*/ */
public function __construct($id, $query, $parent, $container) public function __construct($id, $query, $parent, $container)
{ {
@ -70,15 +71,24 @@ class JoinElement extends \yii\base\Object
*/ */
public function createRecord($row) public function createRecord($row)
{ {
$pk = array(); if ($this->query->indexBy === null) {
foreach ($this->pkAlias as $alias) { $pk = array();
if (isset($row[$alias])) { foreach ($this->pkAlias as $alias) {
$pk[] = $row[$alias]; if (isset($row[$alias])) {
$pk[] = $row[$alias];
} else {
return null;
}
}
$pk = count($pk) === 1 ? $pk[0] : serialize($pk);
} else {
$pk = array_search($this->query->indexBy, $this->columnAliases);
if ($pk !== false) {
$pk = $row[$pk];
} else { } else {
return null; throw new Exception("Invalid indexBy: {$this->query->modelClass} has no attribute named '{$this->query->indexBy}'.");
} }
} }
$pk = count($pk) === 1 ? $pk[0] : serialize($pk);
// create record // create record
if (isset($this->records[$pk])) { if (isset($this->records[$pk])) {
@ -125,111 +135,4 @@ class JoinElement extends \yii\base\Object
return $record; return $record;
} }
public function buildQuery($query)
{
$prefixes = array(
'@.' => $this->query->tableAlias . '.',
'?.' => $this->parent->query->tableAlias . '.',
);
$quotedPrefixes = '';
foreach ($this->buildSelect($this->query->select) as $column) {
$query->select[] = strtr($column, $prefixes);
}
if ($this->query->where !== null) {
$query->where[] = strtr($this->query->where, $prefixes);
}
if ($this->query->having !== null) {
$query->having[] = strtr($this->query->having, $prefixes);
}
if ($this->query->via !== null) {
$query->join[] = $this->query->via;
}
$modelClass = $this->query->modelClass;
$tableName = $modelClass::tableName();
$joinType = $this->query->joinType === null ? 'LEFT JOIN' : $this->query->joinType;
$join = "$joinType $tableName {$this->query->tableAlias}";
if ($this->query->on !== null) {
$join .= ' ON ' . strtr($this->query->on, $prefixes);
}
$query->join[] = $join;
if ($this->query->join !== null) {
$query->join[] = strtr($this->query->join, $prefixes);
}
// todo: convert orderBy to array first
if ($this->query->orderBy !== null) {
$query->orderBy[] = strtr($this->query->orderBy, $prefixes);
}
// todo: convert groupBy to array first
if ($this->query->groupBy !== null) {
$query->groupBy[] = strtr($this->query->groupBy, $prefixes);
}
if ($this->query->params !== null) {
foreach ($this->query->params as $name => $value) {
if (is_integer($name)) {
$query->params[] = $value;
} else {
$query->params[$name] = $value;
}
}
}
foreach ($this->children as $child) {
$child->buildQuery($query);
}
}
public function buildSelect($select)
{
if ($select === false) {
return array();
}
$modelClass = $this->query->modelClass;
$table = $modelClass::getMetaData()->table;
$columns = array();
$columnCount = 0;
$prefix = $this->query->tableAlias;
if (empty($select) || $select === '*') {
foreach ($table->columns as $column) {
$alias = "t{$this->id}c" . ($columnCount++);
$columns[] = "$prefix.{$column->name} AS $alias";
$this->columnAliases[$alias] = $column->name;
if ($column->isPrimaryKey) {
$this->pkAlias[$column->name] = $alias;
}
}
} else {
if (is_string($select)) {
$select = explode(',', $select);
}
foreach ($table->primaryKey as $column) {
$alias = "t{$this->id}c" . ($columnCount++);
$columns[] = "$prefix.$column AS $alias";
$this->pkAlias[$column] = $alias;
}
foreach ($select as $column) {
$column = trim($column);
if (preg_match('/^(.*?)\s+AS\s+(\w+)$/im', $column, $matches)) {
// if the column is already aliased
$this->columnAliases[$matches[2]] = $matches[2];
$columns[] = $column;
} elseif (!isset($this->pkAlias[$column])) {
$alias = "t{$this->id}c" . ($columnCount++);
$columns[] = "$prefix.$column AS $alias";
$this->columnAliases[$alias] = $column;
}
}
}
return $columns;
}
} }

2
framework/db/dao/Command.php
Unescape View File

@ -355,7 +355,7 @@ class Command extends \yii\base\Component
} }
\Yii::trace("Querying SQL: {$sql}{$paramLog}", __CLASS__); \Yii::trace("Querying SQL: {$sql}{$paramLog}", __CLASS__);
echo $sql . "\n\n";
if ($db->queryCachingCount > 0 && $db->queryCachingDuration >= 0 && $method !== '') { if ($db->queryCachingCount > 0 && $db->queryCachingDuration >= 0 && $method !== '') {
$cache = \Yii::$application->getComponent($db->queryCacheID); $cache = \Yii::$application->getComponent($db->queryCacheID);
} }

99
framework/db/dao/QueryBuilder.php
Unescape View File

@ -43,7 +43,7 @@ class QueryBuilder extends \yii\base\Object
*/ */
public $typeMap = array(); public $typeMap = array();
/** /**
* @var Query the Query object that is currently processed by the query builder to generate a SQL statement. * @var Query the Query object that is currently being processed by the query builder to generate a SQL statement.
*/ */
public $query; public $query;
@ -63,17 +63,16 @@ class QueryBuilder extends \yii\base\Object
*/ */
public function build($query) public function build($query)
{ {
$this->query = $query;
$clauses = array( $clauses = array(
$this->buildSelect(), $this->buildSelect($query->select, $query->distinct, $query->selectOption),
$this->buildFrom(), $this->buildFrom($query->from),
$this->buildJoin(), $this->buildJoin($query->join),
$this->buildWhere(), $this->buildWhere($query->where),
$this->buildGroupBy(), $this->buildGroupBy($query->groupBy),
$this->buildHaving(), $this->buildHaving($query->having),
$this->buildUnion(), $this->buildUnion($query->union),
$this->buildOrderBy(), $this->buildOrderBy($query->orderBy),
$this->buildLimit(), $this->buildLimit($query->limit, $query->offset),
); );
return implode($this->separator, array_filter($clauses)); return implode($this->separator, array_filter($clauses));
} }
@ -161,7 +160,7 @@ class QueryBuilder extends \yii\base\Object
$this->query->addParams($params); $this->query->addParams($params);
} }
$sql = 'UPDATE ' . $this->quoteTableName($table) . ' SET ' . implode(', ', $lines); $sql = 'UPDATE ' . $this->quoteTableName($table) . ' SET ' . implode(', ', $lines);
if (($where = $this->buildCondition($condition)) != '') { if (($where = $this->buildCondition($condition)) !== '') {
$sql .= ' WHERE ' . $where; $sql .= ' WHERE ' . $where;
} }
@ -185,7 +184,7 @@ class QueryBuilder extends \yii\base\Object
public function delete($table, $condition = '', $params = array()) public function delete($table, $condition = '', $params = array())
{ {
$sql = 'DELETE FROM ' . $this->quoteTableName($table); $sql = 'DELETE FROM ' . $this->quoteTableName($table);
if (($where = $this->buildCondition($condition)) != '') { if (($where = $this->buildCondition($condition)) !== '') {
$sql .= ' WHERE ' . $where; $sql .= ' WHERE ' . $where;
} }
if ($params !== array() && $this->query instanceof BaseQuery) { if ($params !== array() && $this->query instanceof BaseQuery) {
@ -620,16 +619,18 @@ class QueryBuilder extends \yii\base\Object
} }
/** /**
* @param string|array $columns
* @param boolean $distinct
* @param string $selectOption
* @return string the SELECT clause built from [[query]]. * @return string the SELECT clause built from [[query]].
*/ */
protected function buildSelect() public function buildSelect($columns, $distinct = false, $selectOption = null)
{ {
$select = $this->query->distinct ? 'SELECT DISTINCT' : 'SELECT'; $select = $distinct ? 'SELECT DISTINCT' : 'SELECT';
if ($this->query->selectOption !== null) { if ($selectOption !== null) {
$select .= ' ' . $this->query->selectOption; $select .= ' ' . $selectOption;
} }
$columns = $this->query->select;
if (empty($columns)) { if (empty($columns)) {
return $select . ' *'; return $select . ' *';
} }
@ -664,16 +665,15 @@ class QueryBuilder extends \yii\base\Object
} }
/** /**
* @param string|array $tables
* @return string the FROM clause built from [[query]]. * @return string the FROM clause built from [[query]].
*/ */
protected function buildFrom() public function buildFrom($tables)
{ {
if (empty($this->query->from)) { if (empty($tables)) {
return ''; return '';
} }
$tables = $this->query->from;
if ($this->autoQuote) { if ($this->autoQuote) {
$driver = $this->connection->driver; $driver = $this->connection->driver;
if (!is_array($tables)) { if (!is_array($tables)) {
@ -702,11 +702,11 @@ class QueryBuilder extends \yii\base\Object
} }
/** /**
* @param string|array $joins
* @return string the JOIN clause built from [[query]]. * @return string the JOIN clause built from [[query]].
*/ */
protected function buildJoin() public function buildJoin($joins)
{ {
$joins = $this->query->join;
if (empty($joins)) { if (empty($joins)) {
return ''; return '';
} }
@ -715,7 +715,7 @@ class QueryBuilder extends \yii\base\Object
} }
foreach ($joins as $i => $join) { foreach ($joins as $i => $join) {
if (is_array($join)) { // join type, table name, on-condition if (is_array($join)) { // 0:join type, 1:table name, 2:on-condition
if (isset($join[0], $join[1])) { if (isset($join[0], $join[1])) {
$table = $join[1]; $table = $join[1];
if ($this->autoQuote && strpos($table, '(') === false) { if ($this->autoQuote && strpos($table, '(') === false) {
@ -743,44 +743,47 @@ class QueryBuilder extends \yii\base\Object
} }
/** /**
* @param string|array $condition
* @return string the WHERE clause built from [[query]]. * @return string the WHERE clause built from [[query]].
*/ */
protected function buildWhere() public function buildWhere($condition)
{ {
$where = $this->buildCondition($this->query->where); $where = $this->buildCondition($condition);
return empty($where) ? '' : 'WHERE ' . $where; return $where === '' ? '' : 'WHERE ' . $where;
} }
/** /**
* @return string the GROUP BY clause built from [[query]]. * @param string|array $columns
* @return string the GROUP BY clause
*/ */
protected function buildGroupBy() public function buildGroupBy($columns)
{ {
if (empty($this->query->groupBy)) { if (empty($columns)) {
return ''; return '';
} else { } else {
return 'GROUP BY ' . $this->buildColumns($this->query->groupBy); return 'GROUP BY ' . $this->buildColumns($columns);
} }
} }
/** /**
* @param string|array $condition
* @return string the HAVING clause built from [[query]]. * @return string the HAVING clause built from [[query]].
*/ */
protected function buildHaving() public function buildHaving($condition)
{ {
$having = $this->buildCondition($this->query->having); $having = $this->buildCondition($condition);
return empty($having) ? '' : 'HAVING ' . $having; return $having === '' ? '' : 'HAVING ' . $having;
} }
/** /**
* @param string|array $columns
* @return string the ORDER BY clause built from [[query]]. * @return string the ORDER BY clause built from [[query]].
*/ */
protected function buildOrderBy() public function buildOrderBy($columns)
{ {
if (empty($this->query->orderBy)) { if (empty($columns)) {
return ''; return '';
} }
$columns = $this->query->orderBy;
if ($this->autoQuote) { if ($this->autoQuote) {
$driver = $this->connection->driver; $driver = $this->connection->driver;
if (!is_array($columns)) { if (!is_array($columns)) {
@ -809,26 +812,28 @@ class QueryBuilder extends \yii\base\Object
} }
/** /**
* @param integer $limit
* @param integer $offset
* @return string the LIMIT and OFFSET clauses built from [[query]]. * @return string the LIMIT and OFFSET clauses built from [[query]].
*/ */
protected function buildLimit() public function buildLimit($limit, $offset)
{ {
$sql = ''; $sql = '';
if ($this->query->limit !== null && $this->query->limit >= 0) { if ($limit !== null && $limit >= 0) {
$sql = 'LIMIT ' . (int)$this->query->limit; $sql = 'LIMIT ' . (int)$limit;
} }
if ($this->query->offset > 0) { if ($offset > 0) {
$sql .= ' OFFSET ' . (int)$this->query->offset; $sql .= ' OFFSET ' . (int)$offset;
} }
return ltrim($sql); return ltrim($sql);
} }
/** /**
* @param string|array $unions
* @return string the UNION clause built from [[query]]. * @return string the UNION clause built from [[query]].
*/ */
protected function buildUnion() public function buildUnion($unions)
{ {
$unions = $this->query->union;
if (empty($unions)) { if (empty($unions)) {
return ''; return '';
} }
@ -836,8 +841,8 @@ class QueryBuilder extends \yii\base\Object
$unions = array($unions); $unions = array($unions);
} }
foreach ($unions as $i => $union) { foreach ($unions as $i => $union) {
if ($union instanceof Query) { if ($union instanceof BaseQuery) {
$unions[$i] = $union->getSql($this->connection); $unions[$i] = $this->build($union);
} }
} }
return "UNION (\n" . implode("\n) UNION (\n", $unions) . "\n)"; return "UNION (\n" . implode("\n) UNION (\n", $unions) . "\n)";

5
tests/unit/framework/db/ar/ActiveRecordTest.php
Unescape View File

@ -219,17 +219,18 @@ class ActiveRecordTest extends \yiiunit\MysqlTestCase
// indexBy // indexBy
$customers = Customer::find()->orderBy('id')->indexBy('name')->all(); $customers = Customer::find()->orderBy('id')->indexBy('name')->all();
$this->assertEquals(2, $customers['user2']['id']);
} }
public function testEagerLoading() public function testEagerLoading()
{ {
$customers = Customer::find()->with('orders')->orderBy('t0.id')->all(); $customers = Customer::find()->with('orders')->orderBy('@.id')->all();
$this->assertEquals(3, count($customers)); $this->assertEquals(3, count($customers));
$this->assertEquals(1, count($customers[0]->orders)); $this->assertEquals(1, count($customers[0]->orders));
$this->assertEquals(2, count($customers[1]->orders)); $this->assertEquals(2, count($customers[1]->orders));
$this->assertEquals(0, count($customers[2]->orders)); $this->assertEquals(0, count($customers[2]->orders));
$customers = Customer::find()->with('orders.customer')->orderBy('t0.id')->all(); $customers = Customer::find()->with('orders.customer')->orderBy('@.id')->all();
} }
/* /*

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