Report Stock Check Sheet is now testing for valid barcodes of EAN, EAN-8, EAN-13...

diff --git a/reporting/rep303.php b/reporting/rep303.php
index 46c4126d247d63798d145f401c8d08014dc5d685..c1165c41144d831514b33597035668d376efe180 100644 (file)
--- a/reporting/rep303.php
+++ b/reporting/rep303.php
@@ -29,6 +29,108 @@ include_once($path_to_root . "/includes/db/manufacturing_db.inc");
 
 print_stock_check();
 
+/**
+ * Bar codes checker - Checks if a barcode can be valid and returns type of barcode
+ * 
+ * @link               http://www.phpclasses.org/package/8560-PHP-Detect-type-and-check-EAN-and-UPC-barcodes.html
+ * @type tests EAN, EAN-8, EAN-13, GTIN-8, GTIN-12, GTIN-14, UPC, UPC-12 coupon code, JAN 
+ * @author             Ferry Bouwhuis
+ * @version            1.0.1
+ * @LastChange 2014-04-13
+ */
+
+function barcode_check($code, $return_value = false, $get_type = false)
+{
+       //Setting return value
+       /*
+        * If true it will retun al barcodes as 14 digit strings
+        * If false it will return only what is needed UPC -> 12 / EAN -> 13 / 
+        */
+
+       //Filter UPC coupon codes
+       /*
+        * If true it will return false on UPC coupon codes
+        * Type will always return UPC coupon code
+        */
+       $skip_coupon_codes = true;
+
+       //Trims parsed string to remove unwanted whitespace or characters
+       $code = (string)trim($code); 
+       if (preg_match('/[^0-9]/', $code))
+               return false;
+
+       if (!is_string($code))
+               $code = strval($code);
+       $code = trim($code);    
+       $length = strlen($code);
+       if(($length > 11 && $length <= 14) || $length == 8)
+       {       
+               $zeroes = 18 - $length;
+               $fill = "";
+               for ($i = 0; $i < $zeroes; $i++)
+                       $fill .= "0";
+               $code = $fill . $code;
+               
+               $calc = 0;
+               for ($i = 0; $i < (strlen($code) - 1); $i++)
+                       $calc += ($i % 2 ? $code[$i] * 1 :  $code[$i] * 3);
+
+               if (substr(10 - (substr($calc, -1)), -1) != substr($code, -1))
+                       return false;
+               elseif (substr($code, 5, 1) > 2)
+               {
+                       //EAN / JAN / EAN-13 code
+                       if ($get_type)
+                               return 'EAN';
+                       else
+                               return (string)substr($code, ($return_value ? -14 : -13));
+               }
+               elseif (substr($code, 6, 1) == 0 && substr($code, 0, 10) == 0)
+               {
+                       //EAN-8 / GTIN-8 code
+                       if ($get_type)
+                               return 'EAN-8';
+                       else
+                               return (string)substr($code, ($return_value ? -14 : -8));
+               }
+               elseif (substr($code, 5, 1) <= 0)
+               {
+                       //UPC / UCC-12 GTIN-12 code
+                       if ($get_type)
+                       {
+                               if (substr($code, 6, 1) == 5)
+                                       return 'UPC coupon code';
+                               else
+                                       return 'UPC';
+                       }
+                       else
+                       {
+                               if ($skip_coupon_codes && substr($code, 6, 1) == 5)
+                                       return false;
+                               return (string)substr($code, ($return_value ? -14 : -12));
+                       }
+               }
+               elseif (substr($code, 0, 6) == 0)
+               {
+                       //GTIN-14
+                       if ($get_type)
+                               return 'GTIN-14';
+                       else
+                               return (string)substr($code, -14);
+               }
+               else
+               {
+                       //EAN code
+                       if ($get_type)
+                               return 'EAN';
+                       else
+                               return (string)substr($code,($return_value ? -14 : -13));
+               }
+       }
+       else
+               return false;
+}
+       
 function getTransactions($category, $location, $item_like)
 {
        $sql = "SELECT item.category_id,
@@ -217,8 +319,10 @@ function print_stock_check()
                        if ($rep->row - $SysPrefs->pic_height < $rep->bottomMargin)
                                $rep->NewPage();
                        $firstcol = 1;  
-                       if ($barcodes && is_numeric($trans['stock_id']))
+                       $adjust = false;
+                       if ($barcodes && barcode_check($trans['stock_id']))
                        {
+                               $adjust = true;
                                $bar_y = $rep->GetY();
                                $barcode = str_pad($trans['stock_id'], 7, '0', STR_PAD_LEFT);
                                $barcode = substr($barcode, 0, 8); // EAN 8 Check digit is auto computed and barcode printed
@@ -226,14 +330,15 @@ function print_stock_check()
                        }       
                        if ($pictures)
                        {
+                               $adjust = true;
                                $image = company_path() . '/images/' . item_img_name($trans['stock_id']) . '.jpg';
                                if (file_exists($image))
                                {
                                        $rep->AddImage($image, $rep->cols[$firstcol], $rep->row - $SysPrefs->pic_height, 0, $SysPrefs->pic_height);
                                }
-                       }       
-                       $rep->row -= $SysPrefs->pic_height;
-                       $rep->NewLine();
+                       }
+                       if ($adjust)
+                               $rep->row -= $SysPrefs->pic_height;
                }
        }
        $rep->Line($rep->row - 4);