From f47b73d4bc46351a2ed6fdb842ce452b815df58e Mon Sep 17 00:00:00 2001
From: Silvio Rhatto <rhatto@riseup.net>
Date: Tue, 4 Oct 2011 13:10:59 -0300
Subject: Enhancing request/accept

---
 muamba.misc.inc | 64 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 64 insertions(+)

(limited to 'muamba.misc.inc')

diff --git a/muamba.misc.inc b/muamba.misc.inc
index 4b2d2e6..8c26159 100644
--- a/muamba.misc.inc
+++ b/muamba.misc.inc
@@ -78,3 +78,67 @@ function muamba_actions($code = NULL) {
 
   return $status[$code];
 }
+
+/**
+ * Check if an user has request access.
+ *
+ * @param $node
+ *   Requested node.
+ *
+ * @return
+ *   TRUE on success, FALSE otherwise.
+ */
+function muamba_has_request_access($node) {
+  if (!$node || $node->type != MUAMBA_NODE_TYPE || !node_access('view', $node)) {
+    return FALSE;
+  }
+
+  return TRUE;
+}
+
+/**
+ * Check if user has been blocked by an item owner.
+ *
+ * @param $node
+ *   Requested node.
+ *
+ * @param $user
+ *   User to be checked against.
+ *
+ * @return
+ *   TRUE if block exists, FALSE otherwise.
+ */
+function muamba_user_has_blocked($node, $user) {
+  if (module_exists('pm_block_user')) {
+    $owner = user_load($node->uid);
+    if (pm_block_user_has_blocked($user, $owner)) {
+      return TRUE;
+    }
+  }
+
+  return FALSE;
+}
+
+/**
+ * Check if an user has management privileges for an item.
+ *
+ * @param $node
+ *   Requested node.
+ *
+ * @param $user
+ *   Optional user object, defaults to the logged in user.
+ *
+ * @return
+ *   TRUE on access, FALSE otherwise.
+ */
+function muamba_has_management_access($node, $user = NULL) {
+  if ($user == NULL) {
+    global $user;
+  }
+
+  if (!$node || $node->type != MUAMBA_NODE_TYPE || $node->uid != $user->uid) {
+    return FALSE;
+  }
+
+  return TRUE;
+}
-- 
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