From fbf564796dcf1a6a077bf38ffd5727cfac167694 Mon Sep 17 00:00:00 2001
From: Maxime Bourget <bmx007@gmail.com>
Date: Mon, 6 May 2013 20:39:07 +0100
Subject: [PATCH] Add extract cell functions.

---
 includes/order_lines.inc | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/includes/order_lines.inc b/includes/order_lines.inc
index b02993a..54b2a7f 100644
--- a/includes/order_lines.inc
+++ b/includes/order_lines.inc
@@ -1,5 +1,36 @@
 <?php
 include_once($path_to_root."/includes/ui/ui_input.inc");
+/* This utility function remove beginning <td> and </td> from a string
+ * generated by the above *_cell function.
+ * This is usefull to use the result of the function within a pager
+ * which already include the <td>...</td>
+ * However, for function which doesn't return a string
+ * but echo, we need to capture the output of the echo first.
+ */
+function start_extract_cell() {
+	// We need 
+	ob_start();
+}
+
+function end_extract_cell() {
+	$content = ob_get_contents();
+	ob_end_clean();
+	return extract_cell($content);
+}
+
+function extract_cell($td) {
+	if(preg_match('/\s*<td>(.*)<\/td>\s*/s', $td, $matches)) {
+		return $matches[1];
+	}
+	else {
+print_r('cacou');
+		return $td;
+	}
+}
+
+?>
+
+
 
 function update_extra_order_details() {
 	if(!isset($_POST['Update']) || $_POST['Update'] != 'Update')  return;
-- 
2.30.2