added exists method and language lines for ip and exists rules.

application/language/en/validation.php

@@ -47,9 +47,11 @@ return array(
 	),
 	"confirmed"      => "The :attribute confirmation does not match.",
 	"email"          => "The :attribute format is invalid.",
+	"exists"         => "The selected :attribute is invalid.",
 	"image"          => "The :attribute must be an image.",
 	"in"             => "The selected :attribute is invalid.",
 	"integer"        => "The :attribute must be an integer.",
+	"ip"             => "The :attribute must be a valid IP address.",
 	"max"            => array(
 		"numeric" => "The :attribute must be less than :max.",
 		"file"    => "The :attribute must be less than :max kilobytes.",

laravel/validator.php

@@ -406,7 +406,7 @@ class Validator {
 	/**
 	 * Validate the uniqueness of an attribute value on a given database table.
 	 *
-	 * If a database column is not specified, the attribute name will be used.
+	 * If a database column is not specified, the attribute will be used.
 	 *
 	 * @param  string  $attribute
 	 * @param  mixed   $value
@@ -417,7 +417,7 @@ class Validator {
 	{
 		// We allow the table column to be specified just in case the column does
 		// not have the same name as the attribute. It must be within the second
-		// parameter position, right after the databse table name.
+		// parameter position, right after the database table name.
 		if (isset($parameters[1])) $attribute = $parameters[1];
 
 		$query = $this->db()->table($parameters[0])->where($attribute, '=', $value);
@@ -432,7 +432,41 @@ class Validator {
 
 		return $query->count() == 0;
 	}
-	
+
+	/**
+	 * Validate the existence of an attribute value in a database table.
+	 *
+	 * @param  string  $attribute
+	 * @param  mixed   $value
+	 * @param  array   $parameters
+	 * @return bool
+	 */
+	protected function validate_exists($attribute, $value, $parameters)
+	{
+		if (isset($parameters[1])) $attribute = $parameters[1];
+
+		// Grab the number of elements we are looking for. If the given value is
+		// in array, we'll count all of the values in the array, otherwise we
+		// can just make sure the count is greater or equal to one.
+		$count = (is_array($value)) ? count($value) : 1;
+
+		$query = $this->db()->table($parameters[0]);
+
+		// If the given value is an array, we will check for the existence of
+		// all the values in the database, otherwise we'll check for the
+		// presence of the single given value in the database.
+		if (is_array($value))
+		{
+			$query = $query->where_in($attribute, $value);
+		}
+		else
+		{
+			$query = $query->where($attribute, '=', $value);
+		}
+
+		return $query->count() >= $count;
+	}
+
 	/**
 	 * Validate that an attribute is a valid IP.
 	 *