<?php

/**
 * Takes an array of keys to strings, probably generated by
 * ConfigSchema_StringHashParser
 */
class ConfigSchema_StringHashAdapter
{
    
    /**
     * Takes a string hash and calls the appropriate functions in $schema
     * based on its values.
     */
    public function adapt($hash, $schema) {
        
        if (!isset($hash['ID'])) {
            trigger_error('Missing key ID in string hash');
            return;
        }
        
        // Check namespace:
        if (strpos($hash['ID'], '.') === false) {
            // This will cause problems if we decide to support nested
            // namespaces, but for now it's ok.
            $schema->addNamespace($hash['ID'], $hash['DESCRIPTION']);
            return;
        }
        
        list($ns, $directive) = explode('.', $hash['ID'], 2);
        
        if (isset($hash['DEFAULT'], $hash['DESCRIPTION'], $hash['TYPE'])) {
            $raw_default  = $hash['DEFAULT'];
            $default      = eval("return $raw_default;");
            $description  = $hash['DESCRIPTION'];
            $type         = $hash['TYPE'];
            $schema->add($ns, $directive, $default, $type, $description);
        }
        
        
        
    }
    
}