From 6bc9c5868b553a5b3fbbcfcd35587ca25135de38 Mon Sep 17 00:00:00 2001
From: Tim Almdal <tnalmdal@shaw.ca>
Date: Thu, 27 Nov 2008 16:33:41 +0000
Subject: Create a form_helper class containing the function Draw_Form so we
 don't have to always check to see if the DrawForm method is already defined
 in pages that could have multiple forms.

---
 core/helpers/form_helper.php       | 71 ++++++++++++++++++++++++++++++++++++++
 themes/default/views/form.html.php | 45 +-----------------------
 2 files changed, 72 insertions(+), 44 deletions(-)
 create mode 100644 core/helpers/form_helper.php

diff --git a/core/helpers/form_helper.php b/core/helpers/form_helper.php
new file mode 100644
index 00000000..1841b5d2
--- /dev/null
+++ b/core/helpers/form_helper.php
@@ -0,0 +1,71 @@
+<?php defined("SYSPATH") or die("No direct script access.");
+/**
+ * Gallery - a web based photo album viewer and editor
+ * Copyright (C) 2000-2008 Bharat Mediratta
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 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 GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+
+/**
+ * This is the API for handling modules.
+ *
+ * Note: by design, this class does not do any permission checking.
+ */
+class form_helper_Core {
+  public static function Draw_Form($inputs, $level=1) {
+    $error_messages = array();
+    $prefix = str_repeat("  ", $level);
+
+    $output = array();
+    foreach ($inputs as $input) {
+      if ($input->type == 'group') {
+        $output[] = "$prefix<fieldset>\n";
+        $output[] = "$prefix  <legend>$input->name</legend>\n";
+        $output[] = "$prefix  <ul>\n";
+        $output[] =form_helper::Draw_Form($input->inputs, $level + 2);
+        $output[] = form_helper::Draw_Form($input->hidden, $level + 2);
+        $output[] = "$prefix  </ul>\n";
+        $output[] = "$prefix</fieldset>\n";
+      } else {
+        if ($input->error_messages()) {
+          $output[] = "$prefix<li class=\"gError\">\n";
+        } else if ($input->type) {
+          $output[] = "$prefix<li>\n";
+        } else {
+          // no type means its a "hidden" so don't wrap it in <li>
+        }
+        if ($input->label()) {
+          $output[] = "$prefix  {$input->label()}\n";
+        }
+        $output[] = "$prefix  {$input->render()}\n";
+        if ($input->message()) {
+          $output[] = "$prefix  <p>{$input->message()}</p>\n";
+        }
+        if ($input->error_messages()) {
+          foreach ($input->error_messages() as $error_message) {
+            $output[] = "$prefix  <p class=\"gError\">\n";
+            $output[] = "$prefix    $error_message\n";
+            $output[] = "$prefix  </p>\n";
+          }
+        }
+        if ($input->type) {
+          $output[] = "$prefix</li>\n";
+        }
+      }
+    }
+    return implode("\n", $output);
+  }
+
+}
diff --git a/themes/default/views/form.html.php b/themes/default/views/form.html.php
index 41bdc0f9..802b1dd6 100644
--- a/themes/default/views/form.html.php
+++ b/themes/default/views/form.html.php
@@ -10,50 +10,7 @@ if ($title) {
   print "<!-- unused title in form.html.php: $title -->";
 }
 
-if (!function_exists("DrawForm")) {
-  function DrawForm($inputs, $level=1) {
-    $error_messages = array();
-    $prefix = str_repeat("  ", $level);
-
-    foreach ($inputs as $input) {
-      if ($input->type == 'group') {
-        print "$prefix<fieldset>\n";
-        print "$prefix  <legend>$input->name</legend>\n";
-        print "$prefix  <ul>\n";
-        DrawForm($input->inputs, $level + 2);
-        DrawForm($input->hidden, $level + 2);
-        print "$prefix  </ul>\n";
-        print "$prefix</fieldset>\n";
-      } else {
-        if ($input->error_messages()) {
-          print "$prefix<li class=\"gError\">\n";
-        } else if ($input->type) {
-          print "$prefix<li>\n";
-        } else {
-          // no type means its a "hidden" so don't wrap it in <li>
-        }
-        if ($input->label()) {
-          print "$prefix  {$input->label()}\n";
-        }
-        print "$prefix  {$input->render()}\n";
-        if ($input->message()) {
-          print "$prefix  <p>{$input->message()}</p>\n";
-        }
-        if ($input->error_messages()) {
-          foreach ($input->error_messages() as $error_message) {
-            print "$prefix  <p class=\"gError\">\n";
-            print "$prefix    $error_message\n";
-            print "$prefix  </p>\n";
-          }
-        }
-        if ($input->type) {
-          print "$prefix</li>\n";
-        }
-      }
-    }
-  }
-}
-DrawForm($inputs);
+print form_helper::Draw_Form($inputs);
 
 print($close);
 ?>
-- 
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