X-Git-Url: https://git.m6w6.name/?p=m6w6%2Fpq-gateway;a=blobdiff_plain;f=lib%2Fpq%2FGateway%2FCell.php;h=3c69a1294d015111db7629aee7234cb5e550dc45;hp=1955552c3858508672746b4f252e2c33fd3c3a7f;hb=409fca54acfee2db6c62540a8f67b1adfa695a38;hpb=caa2499169b61c7dc6254886e73dcfc000737ed6

diff --git a/lib/pq/Gateway/Cell.php b/lib/pq/Gateway/Cell.php
index 1955552..3c69a12 100644
--- a/lib/pq/Gateway/Cell.php
+++ b/lib/pq/Gateway/Cell.php
@@ -2,6 +2,108 @@
 
 namespace pq\Gateway;
 
-class Cell
+use \pq\Query\Expressible;
+
+class Cell extends Expressible implements \ArrayAccess
 {
+	/**
+	 * @var \pq\Gateway\Row
+	 */
+	protected $row;
+	
+	/**
+	 * @var string
+	 */
+	protected $name;
+	
+	/**
+	 * @var bool
+	 */
+	protected $dirty;
+	
+	/**
+	 * @param \pq\Gateway\Row $row
+	 * @param string $name
+	 * @param mixed $data
+	 * @param bool $dirty
+	 */
+	function __construct(Row $row, $name, $data, $dirty = false) {
+		parent::__construct($data);
+		$this->row = $row;
+		$this->name = $name;
+		$this->dirty = $dirty;
+	}
+	
+	/**
+	 * Check whether the cell has been modified
+	 * @return bool
+	 */
+	function isDirty() {
+		return (bool) $this->dirty;
+	}
+	
+	/**
+	 * Set the value
+	 * @param mixed $data
+	 * @return \pq\Gateway\Cell
+	 */
+	function set($data) {
+		if ($data instanceof Row) {
+			$this->row->__set($data->getTable()->getName() . "_id", $data->id);
+			$this->row->__unset($this->name);
+			return $this;
+		}
+		if ($data instanceof Cell) {
+			$data = $data->get();
+		}
+		parent::set($data);
+		$this->dirty = true;
+		return $this;
+	}
+	
+	/**
+	 * Modify the value in this cell
+	 * @param mixed $data
+	 * @param string $op a specific operator
+	 * @return \pq\Gateway\Cell
+	 */
+	function mod($data, $op = null) {
+		parent::mod($data, $op);
+		$this->dirty = true;
+		return $this;
+	}
+	
+	function offsetGet($o) {
+		if (isset($this->data) && !is_array($this->data)) {
+			throw new \UnexpectedValueException("Cell data is not an array");
+		}
+		return $this->data[$o];
+	}
+
+	function offsetSet($o, $v) {
+		if (isset($this->data) && !is_array($this->data)) {
+			throw new \UnexpectedValueException("Cell data is not an array");
+		}
+		if (isset($o)) {
+			$this->data[$o] = $v;
+		} else {
+			$this->data[] = $v;
+		}
+		$this->dirty = true;
+	}
+
+	function offsetExists($o) {
+		if (isset($this->data) && !is_array($this->data)) {
+			throw new \UnexpectedValueException("Cell data is not an array");
+		}
+		return isset($this->data[$o]);
+	}
+
+	function offsetUnset($o) {
+		if (isset($this->data) && !is_array($this->data)) {
+			throw new \UnexpectedValueException("Cell data is not an array");
+		}
+		unset($this->data[$o]);
+		$this->dirty = true;
+	}
 }