[Notes] Added userid to everything that has to do with show/create/edit/delete note.

application/models/Note.php

@@ -9,6 +9,7 @@ class Note extends CI_Model {
     }
 
 	function list_all() {
+		$this->db->where('user_id', $this->session->userdata('user_id'));
 		return $this->db->get('notes');
 	}
 
@@ -16,10 +17,11 @@ class Note extends CI_Model {
 		$data = array(
 			'cat' => xss_clean($this->input->post('category')),
 			'title' => xss_clean($this->input->post('title')),
-			'note' => xss_clean($this->input->post('content'))
+			'note' => xss_clean($this->input->post('content')),
+			'user_id' => $this->session->userdata('user_id')
 		);
 
-		$this->db->insert('notes', $data); 
+		$this->db->insert('notes', $data);
 	}
 
 	function edit() {
@@ -30,19 +32,21 @@ class Note extends CI_Model {
 		);
 
 		$this->db->where('id', xss_clean($this->input->post('id')));
-		$this->db->update('notes', $data); 
+		$this->db->where('user_id', $this->session->userdata('user_id'));
+		$this->db->update('notes', $data);
 	}
 
 	function delete($id) {
-		$this->db->delete('notes', array('id' => xss_clean($id))); 
+		$this->db->delete('notes', array('id' => xss_clean($id), 'user_id' =>$this->session->userdata('user_id')));
 	}
 
 	function view($id) {
 		// Get Note
-		$this->db->where('id', xss_clean($id)); 
+		$this->db->where('id', xss_clean($id));
+		$this->db->where('user_id', $this->session->userdata('user_id'));
 		return $this->db->get('notes');
 	}
 
 }
 
-?>
+?>