From 0add29411946cce195cd241008fbfac05cf7aaa3 Mon Sep 17 00:00:00 2001
From: Regis Houssin <regis@dolibarr.fr>
Date: Mon, 10 Apr 2006 10:20:18 +0000
Subject: [PATCH] =?UTF-8?q?bugfix:=20modification=20de=20la=20fonction=20d?=
 =?UTF-8?q?e=20v=E9rification=20de=20l'utlisation=20d'un=20produit?=
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---
 htdocs/product.class.php | 72 ++++++++++++++++++++++++++++++++++------
 1 file changed, 61 insertions(+), 11 deletions(-)

diff --git a/htdocs/product.class.php b/htdocs/product.class.php
index e37ff5a974b..b8c7440f10c 100644
--- a/htdocs/product.class.php
+++ b/htdocs/product.class.php
@@ -255,17 +255,67 @@ class Product
      */
     function verif_prod_use($id)
     {
-    	$sql = "SELECT COUNT(*)";
-      $sql.= " FROM ".MAIN_DB_PREFIX."propaldet as p, ".MAIN_DB_PREFIX."commandedet as c";
-      $sql.= ", ".MAIN_DB_PREFIX."facturedet as f, ".MAIN_DB_PREFIX."contratdet as ct";
-      $sql.= " WHERE p.fk_product = ".$id." OR c.fk_product = ".$id." OR f.fk_product = ".$id." OR ct.fk_product = ".$id;
-      $resql = $this->db->query($sql);
-      if ($resql)
-      {
-        $row = $this->db->fetch_row($resql);
-        $nbuse = $row[0];
-      }
-      if ($nbuse == 0)
+    	  $sqr = 0
+    	
+        $sql = "SELECT rowid";
+        $sql.= " FROM ".MAIN_DB_PREFIX."propaldet";
+        $sql.= " WHERE fk_product = ".$id;
+
+        $result = $this->db->query($sql);
+        if ($result)
+        {
+           $num = $this->db->num_rows($result);
+           if ($num != 0)
+           {
+             $sqr++;
+           }
+        }
+
+        $sql = "SELECT rowid";
+        $sql.= " FROM ".MAIN_DB_PREFIX."facturedet";
+        $sql.= " WHERE fk_product = ".$id;
+
+        $result = $this->db->query($sql);
+        if ($result)
+        {
+           $num = $this->db->num_rows($result);
+           if ($num != 0)
+           {
+             $sqr++;
+           }
+        }
+
+
+        $sql = "SELECT rowid";
+        $sql.= " FROM ".MAIN_DB_PREFIX."commandedet";
+        $sql.= " WHERE fk_product = ".$id;
+
+        $result = $this->db->query($sql);
+        if ($result)
+        {
+           $num = $this->db->num_rows($result);
+           if ($num != 0)
+           {
+             $sqr++;
+           }
+        }
+
+
+        $sql = "SELECT rowid";
+        $sql.= " FROM ".MAIN_DB_PREFIX."contratdet";
+        $sql.= " WHERE fk_product = ".$id;
+
+        $result = $this->db->query($sql);
+        if ($result)
+        {
+           $num = $this->db->num_rows($result);
+           if ($num != 0)
+           {
+             $sqr++;
+           }
+        }
+
+      if ($sqr == 0)
       {
         return 0;
       }