X-Git-Url: https://delta.frontaccounting.com/gitweb/?a=blobdiff_plain;f=includes%2Freferences.inc;h=420e960e805d0169280c8d8dafd73dcd25656398;hb=71ec023b51178bf39c73d6c33fd3b186c66d1992;hp=07f397b6967174e972adeceb906072b6c3190491;hpb=da8311619dd73feae101d246a1957b972e00cbd2;p=fa-stable.git

diff --git a/includes/references.inc b/includes/references.inc
index 07f397b6..420e960e 100644
--- a/includes/references.inc
+++ b/includes/references.inc
@@ -1,5 +1,14 @@
 <?php
-
+/**********************************************************************
+    Copyright (C) FrontAccounting, LLC.
+	Released under the terms of the GNU General Public License, GPL, 
+	as published by the Free Software Foundation, either version 3 
+	of the License, or (at your option) any later version.
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  
+    See the License here <http://www.gnu.org/licenses/gpl-3.0.html>.
+***********************************************************************/
 include_once($path_to_root . "/includes/db/references_db.inc");
 
 class references 
@@ -8,8 +17,8 @@ class references
 	function save($type, $id, $reference) 
 	{
 		add_reference($type, $id, $reference);
-		
-		references::save_last($reference, $type);
+		if ($reference != 'auto')
+			$this->save_last($reference, $type);
 	}
 	
 	function get($type, $id) 
@@ -22,6 +31,13 @@ class references
 		delete_reference($type, $id);
 	}	
 	
+	function update($type, $id, $reference) 
+	{
+	    update_reference($type, $id, $reference);
+		if ($reference != 'auto')
+			$this->save_last($reference, $type);
+	}
+	
 	function exists($type, $reference) 
 	{
 		return (find_reference($type, $reference) != null);
@@ -29,7 +45,7 @@ class references
 	
 	function save_last($reference, $type) 
 	{
-		$next = references::increment($reference);
+		$next = $this->increment($reference);
 		save_next_reference($type, $next);
 	}
 	
@@ -47,10 +63,23 @@ class references
 	
 	function increment($reference) 
 	{
-        if (is_numeric($reference))
-        	return $reference + 1;
+		// New method done by Pete. So f.i. WA036 will increment to WA037 and so on.
+       	// If $reference contains at least one group of digits,
+        // extract first didgits group and add 1, then put all together.
+        // NB. preg_match returns 1 if the regex matches completely 
+        // also $result[0] holds entire string, 1 the first captured, 2 the 2nd etc.
+        //
+        if (preg_match('/^(\D*?)(\d+)(.*)/', $reference, $result) == 1) 
+        {
+			list($all, $prefix, $number, $postfix) = $result;
+			$dig_count = strlen($number); // How many digits? eg. 0003 = 4
+			$fmt = '%0' . $dig_count . 'd'; // Make a format string - leading zeroes
+			$nextval =  sprintf($fmt, intval($number + 1)); // Add one on, and put prefix back on
+
+			return $prefix.$nextval.$postfix;
+        }
         else 
-    		return $reference;
+            return $reference;
 	}
 	
 	//------------------------------------