From 98c2bec78ec6bd0ddc96e6025db47410904ef785 Mon Sep 17 00:00:00 2001
From: Silvio Rhatto <rhatto@riseup.net>
Date: Sun, 6 Nov 2011 14:32:35 -0200
Subject: Renaming muamba_current_transaction() to
 muamba_current_transactions()

---
 muamba.db.inc | 26 +++++++++++++++++---------
 muamba.module |  2 +-
 2 files changed, 18 insertions(+), 10 deletions(-)

diff --git a/muamba.db.inc b/muamba.db.inc
index 21e2d8c..6aa4782 100644
--- a/muamba.db.inc
+++ b/muamba.db.inc
@@ -107,19 +107,21 @@ function muamba_get_transaction($mid) {
 }
 
 /**
- * Get current transaction for an item.
+ * Get current transaction for an item. Note that there might
+ * be more than one active transaction for a given item if they
+ * all are in the "requested" state.
  *
  * @param $data
  *   Item nid or node object.
  *
+ * @param $uid
+ *   Optional requester user id.
+ *   
  * @return
- *   Data of the ongoing transaction.
- *
- * @todo
- *   There might be more than one active transaction for
- *   a given item if they all are in the "requested" state.
+ *   Data of the ongoing transactions. If $uid is specified,
+ *   then just one transaction is returned. 
  */
-function muamba_current_transaction($data, $owner = NULL) {
+function muamba_current_transactions($data, $uid = NULL) {
   if (is_object($data)) {
     $nid = (int) $data->nid;
   }
@@ -134,6 +136,10 @@ function muamba_current_transaction($data, $owner = NULL) {
     ->condition('m.nid', $nid, '=')
     ->condition('m.active', '1', '=');
 
+  if ($uid != NULL) {
+    $query->condition('m.uid', (int) $uid, '=');
+  }
+
   $results = $query->execute()->fetchAll();
 
   // Sanitize the data before handing it off to the theme layer.
@@ -141,9 +147,11 @@ function muamba_current_transaction($data, $owner = NULL) {
     $rows[] = array_map('check_plain', (array) $entry);
   }
 
-  if (isset($rows[0])) {
+  if ($uid != NULL && isset($rows[0])) {
     return $rows[0];
-  }  
+  }
+
+  return $rows;
 }
 
 /**
diff --git a/muamba.module b/muamba.module
index dfe7b21..7d83ef4 100644
--- a/muamba.module
+++ b/muamba.module
@@ -120,7 +120,7 @@ function muamba_node_view($node, $view_mode, $langcode) {
 
   if ($view_mode == 'full') {
     // @todo: there might be more than one transaction
-    $transaction             = muamba_current_transactions($node);
+    $transaction             = muamba_current_transactions($node, $user->uid);
     $node->content['muamba'] = array(
       '#markup' => theme('muamba_widget', array('node' => $node, 'transaction' => $transaction)),
       '#weight' => 100,
-- 
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