Added Eloquent 2.

Signed-off-by: Taylor Otwell <taylorotwell@gmail.com>

laravel/database/eloquent/relationships/has_one.php

@@ -0,0 +1,47 @@
+<?php namespace Laravel\Database\Eloquent\Relationships;
+
+class Has_One extends Has_One_Or_Many {
+
+	/**
+	 * Get the properly hydrated results for the relationship.
+	 *
+	 * @return Model
+	 */
+	public function results()
+	{
+		return parent::first();
+	}
+
+	/**
+	 * Initialize a relationship on an array of parent models.
+	 *
+	 * @param  array   $parents
+	 * @param  string  $relationship
+	 * @return void
+	 */
+	public function initialize(&$parents, $relationship)
+	{
+		foreach ($parents as &$parent)
+		{
+			$parent->relationships[$relationship] = null;
+		}
+	}
+
+	/**
+	 * Match eagerly loaded child models to their parent models.
+	 *
+	 * @param  array  $parents
+	 * @param  array  $children
+	 * @return void
+	 */
+	public function match($relationship, &$parents, $children)
+	{
+		$foreign = $this->foreign_key();
+
+		foreach ($children as $key => $child)
+		{
+			$parents[$child->$foreign]->relationships[$relationship] = $child;
+		}
+	}
+
+}