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<?php
/**
* @file
* Business logic for Muamba.
*/
// Load requirements.
include_once('muamba.db.inc');
include_once('muamba.misc.inc');
/**
* Transaction management page.
*/
function muamba() {
global $user;
$sent = muamba_transactions_summary(muamba_get_transactions($user->uid));
$received = muamba_transactions_summary(muamba_get_transactions($user->uid, 'received'));
$output = theme('muamba_transactions', array('transactions' => $sent, 'type' => 'sent'));
$output .= theme('muamba_transactions', array('transactions' => $received, 'type' => 'received'));
return $output;
}
/**
* Request an item.
*
* @param $nid
* Requested item.
*/
function muamba_request($nid) {
global $user;
$nid = (int) $nid;
$node = node_load($nid);
// Access check
if (!$node || $node->type != MUAMBA_NODE_TYPE || !node_access('view', $node)) {
drupal_not_found();
}
// Check if user is blocked by the item owner
if (module_exists('pm_block_user')) {
$owner = user_load($node->uid);
if (pm_block_user_has_blocked($user, $owner)) {
return t('The item owner has blocked you from asking this item.');
}
}
// Check if user already requested the item
if (muamba_check_user_request($nid, $user->uid)) {
return t('You already requested this item.');
}
// Notify item owner
$thread = privatemsg_new_thread(array(user_load($node->uid)), t('Item request'), 'User has requested an item');
$thread_id = $thread['message']->thread_id;
// Issue item request
$request = db_insert('muamba')
->fields(
array(
'nid' => $nid,
'owner' => $node->uid,
'uid' => $user->uid,
'status' => MUAMBA_REQUESTED,
'thread_id' => $thread_id,
)
)
->execute();
// User output
return t('You have requested an item');
}
/**
* Accept a transaction request.
*
* @param $mid
* Transaction id.
*
* @todo
*/
function muamba_accept($mid) {
}
/**
* Reject a transaction request.
*
* @param $mid
* Transaction id.
*
* @todo
*/
function muamba_reject($mid) {
}
/**
* Release a transaction.
*
* @param $mid
* Transaction id.
*
* @todo
*/
function muamba_release($mid) {
global $user;
// TODO: load nid from db
$nid = (int) $nid;
$node = node_load($nid);
if (!$node || $node->type != MUAMBA_NODE_TYPE) {
drupal_not_found();
}
if ($node->uid != $user->uid) {
// TODO: not node owner
}
}
/**
* Return an item.
*
* @param $mid
* Transaction id.
*
* @todo
*/
function muamba_return($mid) {
}
/**
* Cancel a request.
*
* @param $mid
* Transaction id.
*
* @todo
*/
function muamba_cancel($mid) {
}
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