From 40003c8307ca64da0cd1ab0ee4d87f4812be8088 Mon Sep 17 00:00:00 2001
From: Dries Buytaert <dries@buytaert.net>
Date: Wed, 19 Aug 2009 20:19:37 +0000
Subject: - Patch #113614 by eaton, fago, et al: add centralized
 token/placeholder subsituation to core.

---
 modules/upload/upload.tokens.inc | 45 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 modules/upload/upload.tokens.inc

(limited to 'modules/upload/upload.tokens.inc')

diff --git a/modules/upload/upload.tokens.inc b/modules/upload/upload.tokens.inc
new file mode 100644
index 000000000..92c18367a
--- /dev/null
+++ b/modules/upload/upload.tokens.inc
@@ -0,0 +1,45 @@
+<?php
+// $Id$
+
+/**
+ * @file
+ * Builds placeholder replacement tokens for uploaded files attached to nodes.
+ */
+
+/**
+ * Implement hook_token_info().
+ */
+function upload_token_info() {
+  $results['tokens']['node'] = array(
+  'upload' => array(
+    'name' => t('File attachment'),
+    'description' => t('The first file attached to a node, if one exists.'),
+    'type' => 'file',
+    )
+  );
+  return $results;
+}
+
+/**
+ * Implement hook_tokens().
+ */
+function upload_tokens($type, $tokens, array $data = array(), array $options = array()) {
+  $replacements = array();
+
+  if ($type == 'node' && !empty($data['node'])) {
+    $node = $data['node'];
+
+    foreach ($tokens as $name => $original) {
+      if ($name == 'upload') {
+        $upload = array_shift($node->files);
+        $replacements[$original] = file_create_url($upload->filepath);
+      }
+    }
+
+    if (($upload_tokens = token_find_with_prefix($tokens, 'upload')) && !empty($node->files) && $upload = array_shift($node->files)) {
+      $replacements += token_generate('file', $upload_tokens, array('file' => $upload), $options);
+    }
+  }
+
+  return $replacements;
+}
-- 
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