if (!$object->read($target, 0)) {
pieError("FileReadError");
}
} else {
pieError("ActionInvalid");
}
// Check permissions to delete the resource:
$history = $object->history($object->name);
if (@$_REQUEST['approve']) {
// The user asked to delete the resource, no matter what.
if ($GLOBALS['pie']['deny_removal'] && !pieIsSuperuser($GLOBALS['pie']['user'])) {
pieError("ActionNotPermitted");
}
} else {
// Check for referers.
if (($referers = pieRefererList($target, $context)) === false) {
pieError("RefererError");
}
if (count($referers)) {
// There are pages linking to the target.
pieError("RefererNotice");
}
// Check for co-authors.
foreach ($history as $stamp => $info) {
if ($info['author'] == $GLOBALS['pie']['user']) {
continue;
}
// We are trying to affect an other author's work
// ... which is only suitable for admins.
if (!pieIsSuperuser($GLOBALS['pie']['user'])) {
pieError("AuthorDiffers", array('action' => "{$context}history"));
if (!$object->isValidName($destination)) {
pieError("NewNameInvalid");
}
if ($object->exists($destination)) {
pieError("DestinationExists");
}
// Check permissions to delete the resource:
$history = $object->history($object->name);
if (@$_REQUEST['approve']) {
// The user asked to rename the resource, no matter what.
if ($GLOBALS['pie']['deny_removal'] && !pieIsSuperuser($GLOBALS['pie']['user'])) {
pieError("ActionNotPermitted");
}
} else {
// Check for referers.
if (($referers = pieRefererList($source, $context)) === false) {
pieError("RefererError");
}
if (count($referers)) {
// There are pages linking to the resource.
pieError("RefererNotice");
}
// Check for co-authors.
foreach ($history as $stamp => $info) {
if ($info['author'] == $GLOBALS['pie']['user']) {
continue;
}
// We are trying to affect an other author's work
// ... which is only suitable for admins.
if (!pieIsSuperuser($GLOBALS['pie']['user'])) {
pieError("AuthorDiffers", array('action' => "{$context}history"));
