batch read added to be consistent

README.md

@@ -313,6 +313,20 @@ Output:
 {"id":"1","name":"Internet"}
 ```
 
+### Read (multiple)
+
+If you want to read multiple objects you can use:
+
+```
+GET http://localhost/api.php/categories/1,2
+```
+
+Output:
+
+```
+[{"id":"1","name":"Internet"},{"id":"2","name":"Programming"}]
+```
+
 ### Update
 
 Editing a record is done with the PUT method. The call returns the rows affected.

api.php

@@ -1238,6 +1238,20 @@ class PHP_CRUD_API {
 		return $object;
 	}
 
+	protected function retrieveObjects($key,$fields,$filters,$tables) {
+		$keyField = $key[1];
+		$keys = explode(',',$key[0]);
+		$rows = array();
+		foreach ($keys as $key) {
+			$result = $this->retrieveObject(array($key,$keyField),$fields,$filters,$tables);
+			if ($result===null) {
+				return null;
+			}
+			$rows[] = $result;
+		}
+		return $rows;
+	}
+
 	protected function createObject($input,$tables) {
 		if (!$input) return false;
 		$input = (array)$input;
@@ -1673,7 +1687,8 @@ class PHP_CRUD_API {
 
 	protected function readCommand($parameters) {
 		extract($parameters);
-		$object = $this->retrieveObject($key,$fields,$filters,$tables);
+		if ($multi) $object = $this->retrieveObjects($key,$fields,$filters,$tables);
+		else $object = $this->retrieveObject($key,$fields,$filters,$tables);
 		if (!$object) $this->exitWith404('object');
 		$this->startOutput();
 		echo json_encode($object);

tests/tests.php

@@ -216,6 +216,13 @@ class PHP_CRUD_API_Test extends PHPUnit_Framework_TestCase
 		$test->expect('{"id":"2","user_id":"1","category_id":"2","content":"It works!"}');
 	}
 
+	public function testReadPosts()
+	{
+		$test = new API($this);
+		$test->get('/posts/1,2');
+		$test->expect('[{"id":"1","user_id":"1","category_id":"1","content":"blog started"},{"id":"2","user_id":"1","category_id":"2","content":"It works!"}]');
+	}
+
 	public function testReadPostColumns()
 	{
 		$test = new API($this);