From f809e76743a6ccab2badf69633bb6132c1358f2e Mon Sep 17 00:00:00 2001
From: ewinslow <ewinslow@36083f99-b078-4883-b0ff-0f9b5a30f544>
Date: Wed, 15 Sep 2010 19:31:39 +0000
Subject: Refs #2220: Pulled remaining classes out of lib files.  Core classes
 now autoloaded via __autoload().

git-svn-id: http://code.elgg.org/elgg/trunk@6941 36083f99-b078-4883-b0ff-0f9b5a30f544
---
 engine/classes/WhereSetQueryComponent.php | 41 +++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 engine/classes/WhereSetQueryComponent.php

(limited to 'engine/classes/WhereSetQueryComponent.php')

diff --git a/engine/classes/WhereSetQueryComponent.php b/engine/classes/WhereSetQueryComponent.php
new file mode 100644
index 000000000..b5fe439a0
--- /dev/null
+++ b/engine/classes/WhereSetQueryComponent.php
@@ -0,0 +1,41 @@
+<?php
+/**
+ * @class WhereSetQueryComponent
+ * A where query that may contain other where queries (in brackets).
+ * @author Curverider Ltd
+ * @see Query
+ */
+class WhereSetQueryComponent extends WhereQueryComponent
+{
+	/**
+	 * Construct a subset of wheres.
+	 *
+	 * @param array $wheres An array of WhereQueryComponent
+	 * @param string $link_operator How this where clause links with the previous clause, eg. "and" "or"
+	 */
+	function __construct(array $wheres, $link_operator = "and")
+	{
+		$this->link_operator = sanitise_string($link_operator);
+		$this->wheres = $wheres;
+	}
+
+	public function toStringNoLink()
+	{
+		$cnt = 0;
+		$string = " (";
+		foreach ($this->wheres as $where) {
+			if (!($where instanceof WhereQueryComponent))
+				throw new DatabaseException(elgg_echo('DatabaseException:WhereSetNonQuery'));
+
+			if (!$cnt)
+				$string.= $where->toStringNoLink();
+			else
+				$string.=" $where ";
+
+			$cnt ++;
+		}
+		$string .= ")";
+
+		return $string;
+	}
+}
-- 
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