added dynamic finders to fluent query builder and eloquent.

system/db/query/dynamic.php

@@ -0,0 +1,60 @@
+<?php namespace System\DB\Query;
+
+use System\Str;
+
+class Dynamic {
+
+	/**
+	 * Add conditions to a query from a dynamic method call.
+	 *
+	 * @param  string  $method
+	 * @param  array   $parameters
+	 * @param  Query   $query
+	 * @return Query
+	 */
+	public static function build($method, $parameters, $query)
+	{
+		// ---------------------------------------------------------
+		// Strip the "where_" off of the method.
+		// ---------------------------------------------------------
+		$method = substr($method, 6);
+
+		// ---------------------------------------------------------
+		// Split the column names from the connectors.
+		// ---------------------------------------------------------
+		$segments = preg_split('/(_and_|_or_)/i', $method, -1, PREG_SPLIT_DELIM_CAPTURE);
+
+		// ---------------------------------------------------------
+		// The connector variable will determine which connector
+		// will be used for the condition. We'll change it as we
+		// come across new connectors in the dynamic method string.
+		//
+		// The index variable helps us get the correct parameter
+		// value for the where condition. We increment it each time
+		// we add a condition.
+		// ---------------------------------------------------------
+		$connector = 'AND';
+
+		$index = 0;
+
+		// ---------------------------------------------------------
+		// Iterate through each segment and add the conditions.
+		// ---------------------------------------------------------
+		foreach ($segments as $segment)
+		{
+			if ($segment != '_and_' and $segment != '_or_')
+			{
+				$query->where($segment, '=', $parameters[$index], $connector);
+
+				$index++;
+			}
+			else
+			{
+				$connector = trim(Str::upper($segment), '_');
+			}
+		}
+
+		return $query;
+	}
+
+}