Init

ajax/rating.php

@@ -0,0 +1,32 @@
+<?php
+	session_start();
+	chdir('..');
+	require_once('api/Simpla.php');
+	
+	$simpla = new Simpla();
+	if(isset($_POST['id']) && is_numeric($_POST['rating'])) 
+	{
+        $product_id = intval(str_replace('product_', '', $_POST['id']));
+        $rating = floatval($_POST['rating']);
+		
+        if(!isset($_SESSION['rating_ids'])) $_SESSION['rating_ids'] = array();
+        
+        if(!in_array($product_id, $_SESSION['rating_ids']))
+		{ 		
+			$query = $simpla->db->placehold('SELECT rating, votes FROM __products WHERE id = ? LIMIT 1',  $product_id);
+			$simpla->db->query($query);
+			$product = $simpla->db->result();
+			
+            if(!empty($product))
+			{
+                $rate = ($product->rating * $product->votes + $rating) / ($product->votes + 1);
+                $query = $simpla->db->placehold("UPDATE __products SET rating = ?, votes = votes + 1 WHERE id = ?", $rate, $product_id);
+                $simpla->db->query($query);
+					$_SESSION['rating_ids'][] = $product_id; // âíîñèì â ñïèñîê êîòîðûé óæå ïðîãîëîñîâàëè
+                echo $rate;             
+            }
+            else echo -1; //òîâàð íå íàéäåí
+		}
+		else echo 0; //óæå ãîëîñîâàëè
+	}
+	else echo -1; //íåâåðíûå ïàðàìåòðû