X-Git-Url: https://git.m6w6.name/?p=m6w6%2Fpq-gateway;a=blobdiff_plain;f=lib%2Fpq%2FGateway%2FCell.php;h=3c69a1294d015111db7629aee7234cb5e550dc45;hp=ba58404a7c190c261cb82c78ec2e2a42240147c5;hb=409fca54acfee2db6c62540a8f67b1adfa695a38;hpb=0e684b0140154ebc8a304670c0349da840a16ad2

diff --git a/lib/pq/Gateway/Cell.php b/lib/pq/Gateway/Cell.php
index ba58404..3c69a12 100644
--- a/lib/pq/Gateway/Cell.php
+++ b/lib/pq/Gateway/Cell.php
@@ -2,9 +2,9 @@
 
 namespace pq\Gateway;
 
-use \pq\Query\Expr;
+use \pq\Query\Expressible;
 
-class Cell
+class Cell extends Expressible implements \ArrayAccess
 {
 	/**
 	 * @var \pq\Gateway\Row
@@ -17,43 +17,48 @@ class Cell
 	protected $name;
 	
 	/**
-	 * @var mixed
+	 * @var bool
 	 */
-	protected $data;
+	protected $dirty;
 	
 	/**
 	 * @param \pq\Gateway\Row $row
 	 * @param string $name
 	 * @param mixed $data
+	 * @param bool $dirty
 	 */
-	function __construct(Row $row, $name, $data) {
+	function __construct(Row $row, $name, $data, $dirty = false) {
+		parent::__construct($data);
 		$this->row = $row;
 		$this->name = $name;
-		$this->data = $data;
+		$this->dirty = $dirty;
 	}
 	
 	/**
-	 * Get value as string
-	 * @return string
-	 */
-	function __toString() {
-		return (string) $this->data;
-	}
-	
-	/**
-	 * Test whether the value is an unevaluated expression
+	 * Check whether the cell has been modified
 	 * @return bool
 	 */
-	function isExpr() {
-		return $this->data instanceof Expr;
+	function isDirty() {
+		return (bool) $this->dirty;
 	}
 	
 	/**
-	 * Get value
-	 * @return mixed
+	 * Set the value
+	 * @param mixed $data
+	 * @return \pq\Gateway\Cell
 	 */
-	function get() {
-		return $this->data;
+	function set($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;
 	}
 	
 	/**
@@ -63,37 +68,42 @@ class Cell
 	 * @return \pq\Gateway\Cell
 	 */
 	function mod($data, $op = null) {
-		if (!($this->data instanceof Expr)) {
-			$this->data = new Expr($this->name);
-			/*
-			if (!isset($this->data)) {
-				$this->data = new Expr($this->name);
-			} elseif (is_numeric($this->data)) {
-				$this->data = new Expr($this->data);
-			} else {
-				$this->data = new Expr("%s", $this->row->getTable()->getConnection()->quote($this->data));
-			}
-			*/
+		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");
 		}
-		
-		if ($data instanceof Expr) {
-			$this->data->add($data);
-		} elseif (!isset($op) && is_numeric($data)) {
-			$this->data->add(new Expr("+ $data"));
+		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 {
-			$data = $this->row->getTable()->getConnection()->quote($data);
-			$this->data->add(new Expr("%s %s"), isset($op) ? $op : "||", $data);
+			$this->data[] = $v;
 		}
-		return $this;
+		$this->dirty = true;
 	}
-	
-	/**
-	 * Set the value in this cell
-	 * @param mixed $data
-	 * @return \pq\Gateway\Cell
-	 */
-	function set($data) {
-		$this->data = $data;
-		return $this;
+
+	function offsetExists($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;
 	}
 }