Gets the list of enabled modules that implement hook_help().
array A list of enabled modules.
protected function getModuleList() {
$this->modules = array();
$result = db_query("SELECT name, filename, info FROM {system} WHERE type = 'module' AND status = 1 ORDER BY weight ASC, filename ASC");
foreach ($result as $module) {
if (file_exists($module->filename) && function_exists($module->name . '_help')) {
$fullname = unserialize($module->info);
$this->modules[$module->name] = $fullname['name'];
}
}
}