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Commit 4f134c97 by Qiang Xue
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parent 92fe7e47
Showing with 145 additions and 184 deletions
framework/db/dao/Connection.php
......@@ -460,6 +460,11 @@ class Connection extends \yii\base\ApplicationComponent
}
}
public function getQueryBuilder()
{
return $this->getSchema()->getQueryBuilder();
}
/**
* Returns the ID of the last inserted row or sequence value.
* @param string $sequenceName name of the sequence object (required by some DBMS)
......
framework/db/dao/DataReader.php
......@@ -8,6 +8,8 @@
* @license http://www.yiiframework.com/license/
*/
namespace yii\db\dao;
/**
* DataReader represents a forward-only stream of rows from a query result set.
*
......
framework/db/dao/Query.php
......@@ -16,7 +16,7 @@ namespace yii\db\dao;
* @author Qiang Xue <qiang.xue@gmail.com>
* @since 2.0
*/
class Query extends CComponent
class Query extends \yii\base\Component
{
/**
* @var mixed the columns being selected. This refers to the SELECT clause in an SQL
......@@ -72,7 +72,7 @@ class Query extends CComponent
* @var array list of query parameter values indexed by parameter placeholders.
* For example, <code>array(':name'=>'Dan', ':age'=>31)</code>.
*/
public $params;
public $params = array();
public $union;
......@@ -82,6 +82,18 @@ class Query extends CComponent
return $connection->getQueryBuilder()->build($this);
}
public function addParams($params)
{
foreach ($params as $name => $value) {
if (is_integer($name)) {
$this->params[] = $value;
}
else {
$this->params[$name] = $value;
}
}
}
/**
* Appends a condition to the existing {@link condition}.
* The new condition and the existing condition will be concatenated via the specified operator
......@@ -361,157 +373,6 @@ class Query extends CComponent
}
/**
* Merges with another criteria.
* In general, the merging makes the resulting criteria more restrictive.
* For example, if both criterias have conditions, they will be 'AND' together.
* Also, the criteria passed as the parameter takes precedence in case
* two options cannot be merged (e.g. LIMIT, OFFSET).
* @param Query $criteria the criteria to be merged with.
* @param boolean $useAnd whether to use 'AND' to merge condition and having options.
* If false, 'OR' will be used instead. Defaults to 'AND'. This parameter has been
* available since version 1.0.6.
* @since 1.0.5
*/
public function mergeWith($criteria, $useAnd = true)
{
$and = $useAnd ? 'AND' : 'OR';
if (is_array($criteria))
$criteria = new self($criteria);
if ($this->select !== $criteria->select)
{
if ($this->select === '*')
$this->select = $criteria->select;
elseif ($criteria->select !== '*')
{
$select1 = is_string($this->select) ? preg_split('/\s*,\s*/', trim($this->select), -1, PREG_SPLIT_NO_EMPTY) : $this->select;
$select2 = is_string($criteria->select) ? preg_split('/\s*,\s*/', trim($criteria->select), -1, PREG_SPLIT_NO_EMPTY) : $criteria->select;
$this->select = array_merge($select1, array_diff($select2, $select1));
}
}
if ($this->condition !== $criteria->condition)
{
if ($this->condition === '')
$this->condition = $criteria->condition;
elseif ($criteria->condition !== '')
$this->condition = "( {$this->condition}) $and ( {$criteria->condition})";
}
if ($this->params !== $criteria->params)
$this->params = array_merge($this->params, $criteria->params);
if ($criteria->limit > 0)
$this->limit = $criteria->limit;
if ($criteria->offset >= 0)
$this->offset = $criteria->offset;
if ($criteria->alias !== null)
$this->alias = $criteria->alias;
if ($this->order !== $criteria->order)
{
if ($this->order === '')
$this->order = $criteria->order;
elseif ($criteria->order !== '')
$this->order = $criteria->order . ', ' . $this->order;
}
if ($this->group !== $criteria->group)
{
if ($this->group === '')
$this->group = $criteria->group;
elseif ($criteria->group !== '')
$this->group .= ', ' . $criteria->group;
}
if ($this->join !== $criteria->join)
{
if ($this->join === '')
$this->join = $criteria->join;
elseif ($criteria->join !== '')
$this->join .= ' ' . $criteria->join;
}
if ($this->having !== $criteria->having)
{
if ($this->having === '')
$this->having = $criteria->having;
elseif ($criteria->having !== '')
$this->having = "( {$this->having}) $and ( {$criteria->having})";
}
if ($criteria->distinct > 0)
$this->distinct = $criteria->distinct;
if ($criteria->together !== null)
$this->together = $criteria->together;
if ($criteria->index !== null)
$this->index = $criteria->index;
if (empty($this->scopes))
$this->scopes = $criteria->scopes;
elseif (!empty($criteria->scopes))
{
$scopes1 = (array)$this->scopes;
$scopes2 = (array)$criteria->scopes;
foreach ($scopes1 as $k => $v)
{
if (is_integer($k))
$scopes[] = $v;
elseif (isset($scopes2[$k]))
$scopes[] = array($k => $v);
else
$scopes[$k] = $v;
}
foreach ($scopes2 as $k => $v)
{
if (is_integer($k))
$scopes[] = $v;
elseif (isset($scopes1[$k]))
$scopes[] = array($k => $v);
else
$scopes[$k] = $v;
}
$this->scopes = $scopes;
}
if (empty($this->with))
$this->with = $criteria->with;
elseif (!empty($criteria->with))
{
$this->with = (array)$this->with;
foreach ((array)$criteria->with as $k => $v)
{
if (is_integer($k))
$this->with[] = $v;
elseif (isset($this->with[$k]))
{
$excludes = array();
foreach (array('joinType', 'on') as $opt)
{
if (isset($this->with[$k][$opt]))
$excludes[$opt] = $this->with[$k][$opt];
if (isset($v[$opt]))
$excludes[$opt] = ($opt === 'on' && isset($excludes[$opt]) && $v[$opt] !== $excludes[$opt]) ?
"($excludes[$opt]) AND $v[$opt]" : $v[$opt];
unset($this->with[$k][$opt]);
unset($v[$opt]);
}
$this->with[$k] = new self($this->with[$k]);
$this->with[$k]->mergeWith($v, $useAnd);
$this->with[$k] = $this->with[$k]->toArray();
if (count($excludes) !== 0)
$this->with[$k] = CMap::mergeArray($this->with[$k], $excludes);
}
else
$this->with[$k] = $v;
}
}
}
/**
* @return array the array representation of the criteria
* @since 1.0.6
*/
......
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