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<?php
/**
* Create or edit a page
*
* @package ElggPages
*/
$variables = elgg_get_config('pages');
$input = array();
foreach ($variables as $name => $type) {
if ($name == 'title') {
$input[$name] = htmlspecialchars(get_input($name, '', false), ENT_QUOTES, 'UTF-8');
} else {
$input[$name] = get_input($name);
}
if ($type == 'tags') {
$input[$name] = string_to_tag_array($input[$name]);
}
}
// Get guids
$page_guid = (int)get_input('page_guid');
$container_guid = (int)get_input('container_guid');
$parent_guid = (int)get_input('parent_guid');
elgg_make_sticky_form('page');
if (!$input['title']) {
register_error(elgg_echo('pages:error:no_title'));
forward(REFERER);
}
if ($page_guid) {
$page = get_entity($page_guid);
if (!$page || !$page->canEdit()) {
register_error(elgg_echo('pages:error:no_save'));
forward(REFERER);
}
$new_page = false;
} else {
$page = new ElggObject();
if ($parent_guid) {
$page->subtype = 'page';
} else {
$page->subtype = 'page_top';
}
$new_page = true;
}
if (sizeof($input) > 0) {
// don't change access if not an owner/admin
$user = elgg_get_logged_in_user_entity();
$can_change_access = true;
if ($user && $page) {
$can_change_access = $user->isAdmin() || $user->getGUID() == $page->owner_guid;
}
foreach ($input as $name => $value) {
if (($name == 'access_id' || $name == 'write_access_id') && !$can_change_access) {
continue;
}
if ($name == 'parent_guid') {
continue;
}
$page->$name = $value;
}
}
// need to add check to make sure user can write to container
$page->container_guid = $container_guid;
if ($parent_guid && $parent_guid != $page_guid) {
// Check if parent isn't below the page in the tree
if ($page_guid) {
$tree_page = get_entity($parent_guid);
while ($tree_page->parent_guid > 0 && $page_guid != $tree_page->guid) {
$tree_page = get_entity($tree_page->parent_guid);
}
// If is below, bring all child elements forward
if ($page_guid == $tree_page->guid) {
$previous_parent = $page->parent_guid;
$children = elgg_get_entities_from_metadata(array(
'metadata_name' => 'parent_guid',
'metadata_value' => $page->getGUID()
));
if ($children) {
foreach ($children as $child) {
$child->parent_guid = $previous_parent;
}
}
}
}
$page->parent_guid = $parent_guid;
}
if ($page->save()) {
elgg_clear_sticky_form('page');
// Now save description as an annotation
$page->annotate('page', $page->description, $page->access_id);
system_message(elgg_echo('pages:saved'));
if ($new_page) {
add_to_river('river/object/page/create', 'create', elgg_get_logged_in_user_guid(), $page->guid);
}
forward($page->getURL());
} else {
register_error(elgg_echo('pages:error:notsaved'));
forward(REFERER);
}
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