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<?php |
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namespace voku\db; |
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use Arrayy\Arrayy; |
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use voku\db\exceptions\ActiveRecordException; |
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/** |
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* A simple implement of active record via mysqli + php. |
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* |
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* @method $this select(string $dbProperty) |
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* @method $this eq(string $dbProperty, string | null $value = null) |
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* @method $this from(string $table) |
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* @method $this where(string $where) |
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* @method $this having(string $having) |
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* @method $this limit(int $start, int | null $end = null) |
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* |
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* @method $this equal(string $dbProperty, string $value) |
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* @method $this notEqual(string $dbProperty, string $value) |
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* @method $this ne(string $dbProperty, string $value) |
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* @method $this greaterThan(string $dbProperty, int $value) |
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* @method $this gt(string $dbProperty, int $value) |
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* @method $this lessThan(string $dbProperty, int $value) |
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* @method $this lt(string $dbProperty, int $value) |
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* @method $this greaterThanOrEqual(string $dbProperty, int $value) |
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* @method $this ge(string $dbProperty, int $value) |
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* @method $this gte(string $dbProperty, int $value) |
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* @method $this lessThanOrEqual(string $dbProperty, int $value) |
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* @method $this le(string $dbProperty, int $value) |
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* @method $this lte(string $dbProperty, int $value) |
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* @method $this between(string $dbProperty, array $value) |
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* @method $this like(string $dbProperty, string $value) |
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* @method $this in(string $dbProperty, array $value) |
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* @method $this notIn(string $dbProperty, array $value) |
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* @method $this isnull(string $dbProperty) |
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* @method $this isNotNull(string $dbProperty) |
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* @method $this notNull(string $dbProperty) |
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*/ |
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abstract class ActiveRecord extends Arrayy |
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{ |
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/** |
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* @var DB static property to connect database. |
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*/ |
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protected static $db; |
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/** |
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* @var array maping the function name and the operator, to build Expressions in WHERE condition. |
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* |
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* user can call it like this: |
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* <pre> |
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* $user->isnotnull()->eq('id', 1); |
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* </pre> |
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* |
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* will create Expressions can explain to SQL: |
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* <pre> |
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* WHERE user.id IS NOT NULL AND user.id = :ph1 |
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* </pre> |
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*/ |
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protected static $operators = array( |
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'equal' => '=', |
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'eq' => '=', |
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'notequal' => '<>', |
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'ne' => '<>', |
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'greaterthan' => '>', |
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'gt' => '>', |
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'lessthan' => '<', |
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'lt' => '<', |
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'greaterthanorequal' => '>=', |
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'ge' => '>=', |
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'gte' => '>=', |
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'lessthanorequal' => '<=', |
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'le' => '<=', |
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'lte' => '<=', |
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'between' => 'BETWEEN', |
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'like' => 'LIKE', |
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'in' => 'IN', |
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'notin' => 'NOT IN', |
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'isnull' => 'IS NULL', |
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'isnotnull' => 'IS NOT NULL', |
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'notnull' => 'IS NOT NULL', |
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); |
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/** |
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* @var array Part of SQL, maping the function name and the operator to build SQL Part. |
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* <pre>call function like this: |
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* $user->order('id DESC', 'name ASC')->limit(2, 1); |
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* can explain to SQL: |
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* ORDER BY id DESC, name ASC LIMIT 2,1</pre> |
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*/ |
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protected $sqlParts = array( |
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'select' => 'SELECT', |
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'from' => 'FROM', |
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'set' => 'SET', |
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'where' => 'WHERE', |
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'group' => 'GROUP BY', |
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'having' => 'HAVING', |
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'order' => 'ORDER BY', |
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'limit' => 'LIMIT', |
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'top' => 'TOP', |
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); |
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/** |
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* @var array Static property to stored the default Sql Expressions values. |
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*/ |
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protected $defaultSqlExpressions = array( |
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'expressions' => array(), |
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'wrap' => false, |
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'select' => null, |
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'insert' => null, |
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'update' => null, |
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'set' => null, |
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'delete' => 'DELETE ', |
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'join' => null, |
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'from' => null, |
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'values' => null, |
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'where' => null, |
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'having' => null, |
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'limit' => null, |
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'order' => null, |
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'group' => null, |
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); |
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/** |
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* @var array Stored the Expressions of the SQL. |
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*/ |
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protected $sqlExpressions = array(); |
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/** |
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* @var string The table name in database. |
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*/ |
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protected $table; |
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/** |
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* @var string The primary key of this ActiveRecord, just suport single primary key. |
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*/ |
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protected $primaryKeyName = 'id'; |
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/** |
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* @var array Stored the drity data of this object, when call "insert" or "update" function, will write this data |
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* into database. |
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*/ |
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protected $dirty = array(); |
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/** |
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* @var bool |
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*/ |
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protected static $new_data_are_dirty = true; |
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/** |
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* @var array Stored the params will bind to SQL when call DB->query(), |
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*/ |
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protected $params = array(); |
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/** |
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* @var ActiveRecordExpressions[] Stored the configure of the relation, or target of the relation. |
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*/ |
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protected $relations = array(); |
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/** |
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* @var int The count of bind params, using this count and const "PREFIX" (:ph) to generate place holder in SQL. |
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*/ |
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private static $count = 0; |
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const BELONGS_TO = 'belongs_to'; |
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const HAS_MANY = 'has_many'; |
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const HAS_ONE = 'has_one'; |
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const PREFIX = ':active_record'; |
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/** |
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* @return string |
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*/ |
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public function getPrimaryKeyName() |
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{ |
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return $this->primaryKeyName; |
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} |
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/** |
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* @return mixed|null |
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*/ |
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public function getPrimaryKey() |
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{ |
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$id = $this->{$this->primaryKeyName}; |
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if ($id) { |
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return $id; |
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} |
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return null; |
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} |
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/** |
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* @return string |
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*/ |
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public function getTable() |
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{ |
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return $this->table; |
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} |
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/** |
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* Function to reset the $params and $sqlExpressions. |
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* |
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* @return $this |
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*/ |
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public function reset() |
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{ |
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$this->params = array(); |
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$this->sqlExpressions = array(); |
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return $this; |
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} |
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/** |
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* Reset the dirty data. |
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* |
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* @return $this |
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*/ |
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public function resetDirty() |
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{ |
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$this->array = array(); |
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return $this; |
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} |
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/** |
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* set the DB connection. |
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* |
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* @param DB $db |
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*/ |
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public static function setDb($db) |
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{ |
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self::$db = $db; |
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} |
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/** |
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* function to find one record and assign in to current object. |
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* |
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* @param int $id If call this function using this param, will find record by using this id. If not set, just find |
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* the first record in database. |
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* |
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* @return bool|ActiveRecord if find record, assign in to current object and return it, otherwise return "false". |
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*/ |
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public function fetch($id = null) |
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{ |
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if ($id) { |
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$this->reset()->eq($this->primaryKeyName, $id); |
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} |
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return self::query( |
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$this->limit(1)->_buildSql( |
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array( |
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'select', |
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'from', |
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'join', |
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'where', |
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'group', |
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'having', |
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'order', |
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'limit', |
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) |
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), |
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$this->params, |
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$this->reset(), |
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true |
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); |
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} |
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/** |
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* Function to find all records in database. |
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* |
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* @return array return array of ActiveRecord |
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*/ |
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public function fetchAll() |
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{ |
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return self::query( |
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$this->_buildSql( |
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array( |
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'select', |
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'from', |
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'join', |
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'where', |
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'group', |
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'having', |
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3 |
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'order', |
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3 |
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'limit', |
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) |
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3 |
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), |
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3 |
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$this->params, |
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$this->reset() |
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3 |
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); |
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} |
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/** |
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* Function to delete current record in database. |
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* |
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* @return bool |
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*/ |
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1 |
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public function delete() |
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{ |
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1 |
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return self::execute( |
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1 |
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$this->eq($this->primaryKeyName, $this->{$this->primaryKeyName})->_buildSql( |
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array( |
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1 |
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'delete', |
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1 |
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'from', |
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1 |
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'where', |
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) |
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1 |
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), |
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1 |
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$this->params |
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1 |
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); |
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} |
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/** |
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* @param string $primaryKeyName |
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* |
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* @return $this |
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*/ |
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public function setPrimaryKeyName($primaryKeyName) |
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{ |
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$this->primaryKeyName = $primaryKeyName; |
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return $this; |
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} |
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/** |
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* @param string $table |
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*/ |
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public function setTable($table) |
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327
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{ |
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$this->table = $table; |
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} |
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/** |
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332
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* Function to build update SQL, and update current record in database, just write the dirty data into database. |
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333
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* |
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* @return bool|int <p> |
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335
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* If update was successful, it will return the affected rows as int, |
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336
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* otherwise it will return false or true (if there are no dirty data). |
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337
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* </p> |
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338
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*/ |
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339
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2 |
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public function update() |
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340
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{ |
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341
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2 |
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if (count($this->dirty) == 0) { |
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342
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|
return true; |
|
343
|
|
|
} |
|
344
|
|
|
|
|
345
|
2 |
|
foreach ($this->dirty as $field => $value) { |
|
346
|
2 |
|
$this->addCondition($field, '=', $value, ',', 'set'); |
|
347
|
2 |
|
} |
|
348
|
|
|
|
|
349
|
2 |
|
$result = self::execute( |
|
350
|
2 |
|
$this->eq($this->primaryKeyName, $this->{$this->primaryKeyName})->_buildSql( |
|
351
|
|
|
array( |
|
352
|
2 |
|
'update', |
|
353
|
2 |
|
'set', |
|
354
|
2 |
|
'where', |
|
355
|
|
|
) |
|
356
|
2 |
|
), |
|
357
|
2 |
|
$this->params |
|
358
|
2 |
|
); |
|
359
|
2 |
|
if ($result) { |
|
360
|
2 |
|
$this->resetDirty(); |
|
361
|
2 |
|
$this->reset(); |
|
362
|
|
|
|
|
363
|
2 |
|
return $result; |
|
364
|
|
|
} |
|
365
|
|
|
|
|
366
|
|
|
return false; |
|
367
|
|
|
} |
|
368
|
|
|
|
|
369
|
|
|
/** |
|
370
|
|
|
* Function to build insert SQL, and insert current record into database. |
|
371
|
|
|
* |
|
372
|
|
|
* @return bool|int <p> |
|
373
|
|
|
* If insert was successful, it will return the new id, |
|
374
|
|
|
* otherwise it will return false or true (if there are no dirty data). |
|
375
|
|
|
* </p> |
|
376
|
|
|
*/ |
|
377
|
2 |
|
public function insert() |
|
378
|
|
|
{ |
|
379
|
2 |
|
if (!self::$db instanceof DB) { |
|
380
|
|
|
self::$db = DB::getInstance(); |
|
381
|
|
|
} |
|
382
|
|
|
|
|
383
|
2 |
|
if (count($this->dirty) === 0) { |
|
384
|
|
|
return true; |
|
385
|
|
|
} |
|
386
|
|
|
|
|
387
|
2 |
|
$value = $this->_filterParam($this->dirty); |
|
388
|
2 |
|
$this->insert = new ActiveRecordExpressions( |
|
|
|
|
|
|
389
|
|
|
array( |
|
390
|
2 |
|
'operator' => 'INSERT INTO ' . $this->table, |
|
391
|
2 |
|
'target' => new ActiveRecordExpressionsWrap(array('target' => array_keys($this->dirty))), |
|
392
|
|
|
) |
|
393
|
2 |
|
); |
|
394
|
2 |
|
$this->values = new ActiveRecordExpressions( |
|
|
|
|
|
|
395
|
|
|
array( |
|
396
|
2 |
|
'operator' => 'VALUES', |
|
397
|
2 |
|
'target' => new ActiveRecordExpressionsWrap(array('target' => $value)), |
|
398
|
|
|
) |
|
399
|
2 |
|
); |
|
400
|
|
|
|
|
401
|
2 |
|
$result = self::execute($this->_buildSql(array('insert', 'values')), $this->params); |
|
402
|
2 |
|
if ($result) { |
|
403
|
2 |
|
$this->{$this->primaryKeyName} = $result; |
|
404
|
|
|
|
|
405
|
2 |
|
$this->resetDirty(); |
|
406
|
2 |
|
$this->reset(); |
|
407
|
|
|
|
|
408
|
2 |
|
return $result; |
|
409
|
|
|
} |
|
410
|
|
|
|
|
411
|
|
|
return false; |
|
412
|
|
|
} |
|
413
|
|
|
|
|
414
|
|
|
/** |
|
415
|
|
|
* Helper function to exec sql. |
|
416
|
|
|
* |
|
417
|
|
|
* @param string $sql The SQL need to be execute. |
|
418
|
|
|
* @param array $param The param will be bind to the sql statement. |
|
419
|
|
|
* |
|
420
|
|
|
* @return bool|int|Result <p> |
|
421
|
|
|
* "Result" by "<b>SELECT</b>"-queries<br /> |
|
422
|
|
|
* "int" (insert_id) by "<b>INSERT / REPLACE</b>"-queries<br /> |
|
423
|
|
|
* "int" (affected_rows) by "<b>UPDATE / DELETE</b>"-queries<br /> |
|
424
|
|
|
* "true" by e.g. "DROP"-queries<br /> |
|
425
|
|
|
* "false" on error |
|
426
|
|
|
* </p> |
|
427
|
|
|
*/ |
|
428
|
13 |
|
public static function execute($sql, array $param = array()) |
|
429
|
|
|
{ |
|
430
|
13 |
|
if (!self::$db instanceof DB) { |
|
431
|
1 |
|
self::$db = DB::getInstance(); |
|
432
|
1 |
|
} |
|
433
|
|
|
|
|
434
|
13 |
|
return self::$db->query($sql, $param); |
|
435
|
|
|
} |
|
436
|
|
|
|
|
437
|
|
|
/** |
|
438
|
|
|
* Helper function to query one record by sql and params. |
|
439
|
|
|
* |
|
440
|
|
|
* @param string $sql <p> |
|
441
|
|
|
* The SQL query to find the record. |
|
442
|
|
|
* </p> |
|
443
|
|
|
* @param array $param <p> |
|
444
|
|
|
* The param will be bind to the $sql query. |
|
445
|
|
|
* </p> |
|
446
|
|
|
* @param ActiveRecord|null $obj <p> |
|
447
|
|
|
* The object, if find record in database, we will assign the attributes into |
|
448
|
|
|
* this object. |
|
449
|
|
|
* </p> |
|
450
|
|
|
* @param bool $single <p> |
|
451
|
|
|
* If set to true, we will find record and fetch in current object, otherwise |
|
452
|
|
|
* will find all records. |
|
453
|
|
|
* </p> |
|
454
|
|
|
* |
|
455
|
|
|
* @return bool|ActiveRecord|array |
|
456
|
|
|
*/ |
|
457
|
8 |
|
public static function query($sql, array $param = array(), $obj = null, $single = false) |
|
458
|
|
|
{ |
|
459
|
8 |
|
$result = self::execute($sql, $param); |
|
460
|
|
|
|
|
461
|
8 |
|
if (!$result) { |
|
462
|
|
|
return false; |
|
463
|
|
|
} |
|
464
|
|
|
|
|
465
|
8 |
|
$useObject = is_object($obj); |
|
466
|
8 |
|
if ($useObject === true) { |
|
467
|
8 |
|
$called_class = $obj; |
|
468
|
8 |
|
} else { |
|
469
|
|
|
$called_class = get_called_class(); |
|
470
|
|
|
} |
|
471
|
|
|
|
|
472
|
8 |
|
self::setNewDataAreDirty(false); |
|
473
|
|
|
|
|
474
|
8 |
|
if ($single) { |
|
475
|
7 |
|
$return = $result->fetchObject($called_class, null, true); |
|
|
|
|
|
|
476
|
7 |
|
} else { |
|
477
|
3 |
|
$return = $result->fetchAllObject($called_class, null); |
|
|
|
|
|
|
478
|
|
|
} |
|
479
|
|
|
|
|
480
|
8 |
|
self::setNewDataAreDirty(true); |
|
481
|
|
|
|
|
482
|
8 |
|
return $return; |
|
483
|
|
|
} |
|
484
|
|
|
|
|
485
|
|
|
/** |
|
486
|
|
|
* Helper function to get relation of this object. |
|
487
|
|
|
* There was three types of relations: {BELONGS_TO, HAS_ONE, HAS_MANY} |
|
488
|
|
|
* |
|
489
|
|
|
* @param string $name The name of the relation, the array key when defind the relation. |
|
490
|
|
|
* |
|
491
|
|
|
* @return mixed |
|
492
|
|
|
* |
|
493
|
|
|
* @throws ActiveRecordException <p>If the relation can't be found .</p> |
|
494
|
|
|
*/ |
|
495
|
3 |
|
protected function &getRelation($name) |
|
496
|
|
|
{ |
|
497
|
3 |
|
$relation = $this->relations[$name]; |
|
498
|
|
|
if ( |
|
499
|
|
|
$relation instanceof self |
|
500
|
3 |
|
|| |
|
501
|
|
|
( |
|
502
|
2 |
|
is_array($relation) |
|
503
|
2 |
|
&& |
|
504
|
2 |
|
$relation[0] instanceof self |
|
505
|
2 |
|
) |
|
506
|
3 |
|
) { |
|
507
|
3 |
|
return $relation; |
|
508
|
|
|
} |
|
509
|
|
|
|
|
510
|
|
|
/* @var $obj ActiveRecord */ |
|
511
|
2 |
|
$obj = new $relation[1]; |
|
512
|
|
|
|
|
513
|
2 |
|
$this->relations[$name] = $obj; |
|
514
|
2 |
|
if (isset($relation[3]) && is_array($relation[3])) { |
|
515
|
1 |
|
foreach ((array)$relation[3] as $func => $args) { |
|
516
|
1 |
|
call_user_func_array(array($obj, $func), (array)$args); |
|
517
|
1 |
|
} |
|
518
|
1 |
|
} |
|
519
|
|
|
|
|
520
|
2 |
|
$backref = isset($relation[4]) ? $relation[4] : ''; |
|
521
|
|
|
if ( |
|
522
|
2 |
|
(!$relation instanceof self) |
|
523
|
2 |
|
&& |
|
524
|
2 |
|
self::HAS_ONE == $relation[0] |
|
525
|
2 |
|
) { |
|
526
|
|
|
|
|
527
|
1 |
|
$this->relations[$name] = $obj->eq($relation[2], $this->{$this->primaryKeyName})->fetch(); |
|
528
|
|
|
|
|
529
|
1 |
|
if ($backref) { |
|
530
|
|
|
$this->relations[$name] && $backref && $obj->__set($backref, $this); |
|
531
|
|
|
} |
|
532
|
|
|
|
|
533
|
1 |
|
} elseif ( |
|
534
|
2 |
|
is_array($relation) |
|
535
|
2 |
|
&& |
|
536
|
2 |
|
self::HAS_MANY == $relation[0] |
|
537
|
2 |
|
) { |
|
538
|
|
|
|
|
539
|
2 |
|
$this->relations[$name] = $obj->eq($relation[2], $this->{$this->primaryKeyName})->fetchAll(); |
|
540
|
2 |
|
if ($backref) { |
|
541
|
1 |
|
foreach ($this->relations[$name] as $o) { |
|
|
|
|
|
|
542
|
1 |
|
$o->__set($backref, $this); |
|
543
|
1 |
|
} |
|
544
|
1 |
|
} |
|
545
|
|
|
|
|
546
|
2 |
|
} elseif ( |
|
547
|
2 |
|
(!$relation instanceof self) |
|
548
|
2 |
|
&& |
|
549
|
2 |
|
self::BELONGS_TO == $relation[0] |
|
550
|
2 |
|
) { |
|
551
|
|
|
|
|
552
|
2 |
|
$this->relations[$name] = $obj->eq($obj->primaryKeyName, $this->{$relation[2]})->fetch(); |
|
553
|
|
|
|
|
554
|
2 |
|
if ($backref) { |
|
555
|
1 |
|
$this->relations[$name] && $backref && $obj->__set($backref, $this); |
|
556
|
1 |
|
} |
|
557
|
|
|
|
|
558
|
2 |
|
} else { |
|
559
|
|
|
throw new ActiveRecordException("Relation $name not found."); |
|
560
|
|
|
} |
|
561
|
|
|
|
|
562
|
2 |
|
return $this->relations[$name]; |
|
563
|
|
|
} |
|
564
|
|
|
|
|
565
|
|
|
/** |
|
566
|
|
|
* Helper function to build SQL with sql parts. |
|
567
|
|
|
* |
|
568
|
|
|
* @param string $n The SQL part will be build. |
|
569
|
|
|
* @param int $i The index of $n in $sql array. |
|
570
|
|
|
* @param ActiveRecord $o The reference to $this |
|
571
|
|
|
*/ |
|
572
|
12 |
|
private function _buildSqlCallback(&$n, $i, $o) |
|
573
|
|
|
{ |
|
574
|
|
|
if ( |
|
575
|
|
|
'select' === $n |
|
576
|
12 |
|
&& |
|
577
|
8 |
|
null === $o->$n |
|
578
|
12 |
|
) { |
|
579
|
|
|
|
|
580
|
7 |
|
$n = strtoupper($n) . ' ' . $o->table . '.*'; |
|
581
|
|
|
|
|
582
|
7 |
|
} elseif ( |
|
583
|
|
|
( |
|
584
|
|
|
'update' === $n |
|
585
|
12 |
|
|| |
|
586
|
|
|
'from' === $n |
|
587
|
12 |
|
) |
|
588
|
12 |
|
&& |
|
589
|
10 |
|
null === $o->$n |
|
590
|
12 |
|
) { |
|
591
|
|
|
|
|
592
|
10 |
|
$n = strtoupper($n) . ' ' . $o->table; |
|
593
|
|
|
|
|
594
|
12 |
|
} elseif ('delete' === $n) { |
|
595
|
|
|
|
|
596
|
1 |
|
$n = strtoupper($n) . ' '; |
|
597
|
|
|
|
|
598
|
1 |
|
} else { |
|
599
|
|
|
|
|
600
|
12 |
|
$n = (null !== $o->$n) ? $o->$n . ' ' : ''; |
|
601
|
|
|
|
|
602
|
|
|
} |
|
603
|
12 |
|
} |
|
604
|
|
|
|
|
605
|
|
|
/** |
|
606
|
|
|
* Helper function to build SQL with sql parts. |
|
607
|
|
|
* |
|
608
|
|
|
* @param array $sqls The SQL part will be build. |
|
609
|
|
|
* |
|
610
|
|
|
* @return string |
|
611
|
|
|
*/ |
|
612
|
12 |
|
protected function _buildSql($sqls = array()) |
|
613
|
|
|
{ |
|
614
|
12 |
|
array_walk($sqls, array($this, '_buildSqlCallback'), $this); |
|
615
|
|
|
|
|
616
|
|
|
// DEBUG |
|
617
|
|
|
// echo 'SQL: ', implode(' ', $sqls), "\n", 'PARAMS: ', implode(', ', $this->params), "\n"; |
|
618
|
|
|
|
|
619
|
12 |
|
return implode(' ', $sqls); |
|
620
|
|
|
} |
|
621
|
|
|
|
|
622
|
|
|
/** |
|
623
|
|
|
* Magic function to make calls witch in function mapping stored in $operators and $sqlPart. |
|
624
|
|
|
* also can call function of DB object. |
|
625
|
|
|
* |
|
626
|
|
|
* @param string $name function name |
|
627
|
|
|
* @param array $args The arguments of the function. |
|
628
|
|
|
* |
|
629
|
|
|
* @return $this|mixed Return the result of callback or the current object to make chain method calls. |
|
630
|
|
|
* |
|
631
|
|
|
* @throws ActiveRecordException |
|
632
|
|
|
*/ |
|
633
|
9 |
|
public function __call($name, $args) |
|
634
|
|
|
{ |
|
635
|
9 |
|
if (!self::$db instanceof DB) { |
|
636
|
|
|
self::$db = DB::getInstance(); |
|
637
|
|
|
} |
|
638
|
|
|
|
|
639
|
9 |
|
$nameTmp = strtolower($name); |
|
640
|
|
|
|
|
641
|
9 |
|
if (array_key_exists($nameTmp, self::$operators)) { |
|
642
|
|
|
|
|
643
|
7 |
|
$this->addCondition( |
|
644
|
7 |
|
$args[0], |
|
645
|
7 |
|
self::$operators[$nameTmp], |
|
646
|
7 |
|
isset($args[1]) ? $args[1] : null, |
|
647
|
7 |
|
(is_string(end($args)) && 'or' === strtolower(end($args))) ? 'OR' : 'AND' |
|
648
|
7 |
|
); |
|
649
|
|
|
|
|
650
|
9 |
|
} elseif (array_key_exists($nameTmp = str_replace('by', '', $nameTmp), $this->sqlParts)) { |
|
651
|
|
|
|
|
652
|
7 |
|
$this->$name = new ActiveRecordExpressions( |
|
653
|
|
|
array( |
|
654
|
7 |
|
'operator' => $this->sqlParts[$nameTmp], |
|
655
|
7 |
|
'target' => implode(', ', $args), |
|
656
|
|
|
) |
|
657
|
7 |
|
); |
|
658
|
|
|
|
|
659
|
7 |
|
} elseif (is_callable($callback = array(self::$db, $name))) { |
|
660
|
|
|
|
|
661
|
|
|
return call_user_func_array($callback, $args); |
|
662
|
|
|
|
|
663
|
|
|
} else { |
|
664
|
|
|
|
|
665
|
|
|
throw new ActiveRecordException("Method $name not exist."); |
|
666
|
|
|
|
|
667
|
|
|
} |
|
668
|
|
|
|
|
669
|
9 |
|
return $this; |
|
670
|
|
|
} |
|
671
|
|
|
|
|
672
|
|
|
/** |
|
673
|
|
|
* Make wrap when build the SQL expressions of WHERE. |
|
674
|
|
|
* |
|
675
|
|
|
* @param string $op If give this param will build one WrapExpressions include the stored expressions add into WHERE. |
|
676
|
|
|
* otherwise wil stored the expressions into array. |
|
677
|
|
|
* |
|
678
|
|
|
* @return $this |
|
679
|
|
|
*/ |
|
680
|
1 |
|
public function wrap($op = null) |
|
681
|
|
|
{ |
|
682
|
1 |
|
if (1 === func_num_args()) { |
|
683
|
1 |
|
$this->wrap = false; |
|
|
|
|
|
|
684
|
1 |
|
if (is_array($this->expressions) && count($this->expressions) > 0) { |
|
|
|
|
|
|
685
|
1 |
|
$this->_addCondition( |
|
686
|
1 |
|
new ActiveRecordExpressionsWrap( |
|
687
|
|
|
array( |
|
688
|
1 |
|
'delimiter' => ' ', |
|
689
|
1 |
|
'target' => $this->expressions, |
|
|
|
|
|
|
690
|
|
|
) |
|
691
|
1 |
|
), 'or' === strtolower($op) ? 'OR' : 'AND' |
|
692
|
1 |
|
); |
|
693
|
1 |
|
} |
|
694
|
1 |
|
$this->expressions = array(); |
|
|
|
|
|
|
695
|
1 |
|
} else { |
|
696
|
1 |
|
$this->wrap = true; |
|
|
|
|
|
|
697
|
|
|
} |
|
698
|
|
|
|
|
699
|
1 |
|
return $this; |
|
700
|
|
|
} |
|
701
|
|
|
|
|
702
|
|
|
/** |
|
703
|
|
|
* Helper function to build place holder when make SQL expressions. |
|
704
|
|
|
* |
|
705
|
|
|
* @param mixed $value The value will bind to SQL, just store it in $this->params. |
|
706
|
|
|
* |
|
707
|
|
|
* @return mixed $value |
|
708
|
|
|
*/ |
|
709
|
9 |
|
protected function _filterParam($value) |
|
710
|
|
|
{ |
|
711
|
9 |
|
if (is_array($value)) { |
|
712
|
3 |
|
foreach ($value as $key => $val) { |
|
713
|
3 |
|
$this->params[$value[$key] = self::PREFIX . ++self::$count] = $val; |
|
714
|
3 |
|
} |
|
715
|
9 |
|
} elseif (is_string($value)) { |
|
716
|
3 |
|
$this->params[$ph = self::PREFIX . ++self::$count] = $value; |
|
717
|
3 |
|
$value = $ph; |
|
718
|
3 |
|
} |
|
719
|
|
|
|
|
720
|
9 |
|
return $value; |
|
721
|
|
|
} |
|
722
|
|
|
|
|
723
|
|
|
/** |
|
724
|
|
|
* Helper function to add condition into WHERE. |
|
725
|
|
|
* create the SQL Expressions. |
|
726
|
|
|
* |
|
727
|
|
|
* @param string $field The field name, the source of Expressions |
|
728
|
|
|
* @param string $operator |
|
729
|
|
|
* @param mixed $value The target of the Expressions |
|
730
|
|
|
* @param string $op The operator to concat this Expressions into WHERE or SET statement. |
|
731
|
|
|
* @param string $name The Expression will contact to. |
|
732
|
|
|
*/ |
|
733
|
7 |
|
public function addCondition($field, $operator, $value, $op = 'AND', $name = 'where') |
|
734
|
|
|
{ |
|
735
|
7 |
|
$value = $this->_filterParam($value); |
|
736
|
7 |
|
$exp = new ActiveRecordExpressions( |
|
737
|
|
|
array( |
|
738
|
7 |
|
'source' => ('where' == $name ? $this->table . '.' : '') . $field, |
|
739
|
7 |
|
'operator' => $operator, |
|
740
|
7 |
|
'target' => is_array($value) |
|
741
|
7 |
|
? new ActiveRecordExpressionsWrap( |
|
742
|
1 |
|
'between' === strtolower($operator) |
|
743
|
1 |
|
? array('target' => $value, 'start' => ' ', 'end' => ' ', 'delimiter' => ' AND ') |
|
744
|
1 |
|
: array('target' => $value) |
|
745
|
7 |
|
) : $value, |
|
746
|
|
|
) |
|
747
|
7 |
|
); |
|
748
|
7 |
|
if ($exp) { |
|
749
|
7 |
|
if (!$this->wrap) { |
|
|
|
|
|
|
750
|
7 |
|
$this->_addCondition($exp, $op, $name); |
|
751
|
7 |
|
} else { |
|
752
|
1 |
|
$this->_addExpression($exp, $op); |
|
753
|
|
|
} |
|
754
|
7 |
|
} |
|
755
|
7 |
|
} |
|
756
|
|
|
|
|
757
|
|
|
/** |
|
758
|
|
|
* helper function to add condition into JOIN. |
|
759
|
|
|
* create the SQL Expressions. |
|
760
|
|
|
* |
|
761
|
|
|
* @param string $table The join table name |
|
762
|
|
|
* @param string $on The condition of ON |
|
763
|
|
|
* @param string $type The join type, like "LEFT", "INNER", "OUTER" |
|
764
|
|
|
* |
|
765
|
|
|
* @return $this |
|
766
|
|
|
*/ |
|
767
|
1 |
|
public function join($table, $on, $type = 'LEFT') |
|
768
|
|
|
{ |
|
769
|
1 |
|
$this->join = new ActiveRecordExpressions( |
|
|
|
|
|
|
770
|
|
|
array( |
|
771
|
1 |
|
'source' => $this->join ?: '', |
|
|
|
|
|
|
772
|
1 |
|
'operator' => $type . ' JOIN', |
|
773
|
1 |
|
'target' => new ActiveRecordExpressions( |
|
774
|
1 |
|
array('source' => $table, 'operator' => 'ON', 'target' => $on) |
|
775
|
1 |
|
), |
|
776
|
|
|
) |
|
777
|
1 |
|
); |
|
778
|
|
|
|
|
779
|
1 |
|
return $this; |
|
780
|
|
|
} |
|
781
|
|
|
|
|
782
|
|
|
/** |
|
783
|
|
|
* helper function to make wrapper. Stored the expression in to array. |
|
784
|
|
|
* |
|
785
|
|
|
* @param ActiveRecordExpressions $exp The expression will be stored. |
|
786
|
|
|
* @param string $operator The operator to concat this Expressions into WHERE statment. |
|
787
|
|
|
*/ |
|
788
|
1 |
|
protected function _addExpression($exp, $operator) |
|
789
|
|
|
{ |
|
790
|
1 |
|
if (!is_array($this->expressions) || count($this->expressions) == 0) { |
|
|
|
|
|
|
791
|
1 |
|
$this->expressions = array($exp); |
|
|
|
|
|
|
792
|
1 |
|
} else { |
|
793
|
1 |
|
$this->expressions[] = new ActiveRecordExpressions(array('operator' => $operator, 'target' => $exp)); |
|
|
|
|
|
|
794
|
|
|
} |
|
795
|
1 |
|
} |
|
796
|
|
|
|
|
797
|
|
|
/** |
|
798
|
|
|
* helper function to add condition into WHERE. |
|
799
|
|
|
* |
|
800
|
|
|
* @param ActiveRecordExpressions $exp The expression will be concat into WHERE or SET statment. |
|
801
|
|
|
* @param string $operator the operator to concat this Expressions into WHERE or SET statment. |
|
802
|
|
|
* @param string $name The Expression will contact to. |
|
803
|
|
|
*/ |
|
804
|
7 |
|
protected function _addCondition($exp, $operator, $name = 'where') |
|
805
|
|
|
{ |
|
806
|
7 |
|
if (!$this->$name) { |
|
807
|
7 |
|
$this->$name = new ActiveRecordExpressions(array('operator' => strtoupper($name), 'target' => $exp)); |
|
808
|
7 |
|
} else { |
|
809
|
4 |
|
$this->$name->target = new ActiveRecordExpressions( |
|
810
|
|
|
array( |
|
811
|
4 |
|
'source' => $this->$name->target, |
|
812
|
4 |
|
'operator' => $operator, |
|
813
|
4 |
|
'target' => $exp, |
|
814
|
|
|
) |
|
815
|
4 |
|
); |
|
816
|
|
|
} |
|
817
|
7 |
|
} |
|
818
|
|
|
|
|
819
|
|
|
/** |
|
820
|
|
|
* @return array |
|
821
|
|
|
*/ |
|
822
|
1 |
|
public function getDirty() |
|
823
|
|
|
{ |
|
824
|
1 |
|
return $this->dirty; |
|
825
|
|
|
} |
|
826
|
|
|
|
|
827
|
|
|
/** |
|
828
|
|
|
* @return bool |
|
829
|
|
|
*/ |
|
830
|
|
|
public static function isNewDataAreDirty() |
|
831
|
|
|
{ |
|
832
|
|
|
return self::$new_data_are_dirty; |
|
833
|
|
|
} |
|
834
|
|
|
|
|
835
|
|
|
/** |
|
836
|
|
|
* @param bool $bool |
|
837
|
|
|
*/ |
|
838
|
8 |
|
public static function setNewDataAreDirty($bool) |
|
839
|
|
|
{ |
|
840
|
8 |
|
self::$new_data_are_dirty = (bool)$bool; |
|
841
|
8 |
|
} |
|
842
|
|
|
|
|
843
|
|
|
/** |
|
844
|
|
|
* Magic function to SET values of the current object. |
|
845
|
|
|
* |
|
846
|
|
|
* @param mixed $var |
|
847
|
|
|
* @param mixed $val |
|
848
|
|
|
*/ |
|
849
|
12 |
|
public function __set($var, $val) |
|
850
|
|
|
{ |
|
851
|
|
|
if ( |
|
852
|
12 |
|
array_key_exists($var, $this->sqlExpressions) |
|
853
|
|
|
|| |
|
854
|
12 |
|
array_key_exists($var, $this->defaultSqlExpressions) |
|
855
|
12 |
|
) { |
|
856
|
|
|
|
|
857
|
11 |
|
$this->sqlExpressions[$var] = $val; |
|
858
|
|
|
|
|
859
|
11 |
|
} elseif ( |
|
860
|
12 |
|
array_key_exists($var, $this->relations) |
|
861
|
12 |
|
&& |
|
862
|
|
|
$val instanceof self |
|
863
|
12 |
|
) { |
|
864
|
|
|
|
|
865
|
1 |
|
$this->relations[$var] = $val; |
|
866
|
|
|
|
|
867
|
1 |
|
} else { |
|
868
|
|
|
|
|
869
|
12 |
|
$this->array[$var] = $val; |
|
870
|
|
|
|
|
871
|
12 |
|
if (self::$new_data_are_dirty === true) { |
|
872
|
5 |
|
$this->dirty[$var] = $val; |
|
873
|
5 |
|
} |
|
874
|
|
|
|
|
875
|
|
|
} |
|
876
|
12 |
|
} |
|
877
|
|
|
|
|
878
|
|
|
/** |
|
879
|
|
|
* Magic function to UNSET values of the current object. |
|
880
|
|
|
* |
|
881
|
|
|
* @param mixed $var |
|
882
|
|
|
*/ |
|
883
|
1 |
|
public function __unset($var) |
|
884
|
|
|
{ |
|
885
|
1 |
|
if (array_key_exists($var, $this->sqlExpressions)) { |
|
886
|
|
|
unset($this->sqlExpressions[$var]); |
|
887
|
|
|
} |
|
888
|
|
|
|
|
889
|
1 |
|
if (isset($this->array[$var])) { |
|
890
|
1 |
|
unset($this->array[$var]); |
|
891
|
1 |
|
} |
|
892
|
|
|
|
|
893
|
1 |
|
if (isset($this->dirty[$var])) { |
|
894
|
1 |
|
unset($this->dirty[$var]); |
|
895
|
1 |
|
} |
|
896
|
1 |
|
} |
|
897
|
|
|
|
|
898
|
|
|
/** |
|
899
|
|
|
* Helper function for "GROUP BY". |
|
900
|
|
|
* |
|
901
|
|
|
* @param array $args |
|
902
|
|
|
* @param null $dummy <p>only needed for API compatibility with Arrayy</p> |
|
903
|
|
|
* |
|
904
|
|
|
* @return $this |
|
905
|
|
|
*/ |
|
906
|
|
|
public function group($args, $dummy = null) |
|
907
|
|
|
{ |
|
908
|
|
|
$this->__call('group', func_get_args()); |
|
909
|
|
|
|
|
910
|
|
|
return $this; |
|
911
|
|
|
} |
|
912
|
|
|
|
|
913
|
|
|
/** |
|
914
|
|
|
* Helper function for "ORDER BY". |
|
915
|
|
|
* |
|
916
|
|
|
* @param $args ... |
|
917
|
|
|
* |
|
918
|
|
|
* @return $this |
|
919
|
|
|
*/ |
|
920
|
2 |
|
public function order($args) |
|
|
|
|
|
|
921
|
|
|
{ |
|
922
|
2 |
|
$this->__call('order', func_get_args()); |
|
923
|
|
|
|
|
924
|
2 |
|
return $this; |
|
925
|
|
|
} |
|
926
|
|
|
|
|
927
|
|
|
/** |
|
928
|
|
|
* Magic function to GET the values of current object. |
|
929
|
|
|
* |
|
930
|
|
|
* @param $var |
|
931
|
|
|
* |
|
932
|
|
|
* @return mixed |
|
933
|
|
|
*/ |
|
934
|
12 |
|
public function &__get($var) |
|
935
|
|
|
{ |
|
936
|
12 |
|
if (isset($this->dirty[$var])) { |
|
937
|
12 |
|
return $this->dirty[$var]; |
|
938
|
|
|
} |
|
939
|
|
|
|
|
940
|
12 |
|
if (array_key_exists($var, $this->sqlExpressions)) { |
|
941
|
11 |
|
return $this->sqlExpressions[$var]; |
|
942
|
|
|
} |
|
943
|
|
|
|
|
944
|
10 |
|
if (array_key_exists($var, $this->relations)) { |
|
945
|
3 |
|
return $this->getRelation($var); |
|
|
|
|
|
|
946
|
|
|
} |
|
947
|
|
|
|
|
948
|
10 |
|
return parent::__get($var); |
|
949
|
|
|
} |
|
950
|
|
|
} |
|
951
|
|
|
|
In PHP, under loose comparison (like
==, or!=, orswitchconditions), values of different types might be equal.For
integervalues, zero is a special case, in particular the following results might be unexpected: