<?php
/**
 * @brief noodles, a plugin for Dotclear 2
 * 
 * @package Dotclear
 * @subpackage Plugin
 * 
 * @author Jean-Christian Denis and contributors
 * 
 * @copyright Jean-Christian Denis
 * @copyright GPL-2.0 https://www.gnu.org/licenses/gpl-2.0.html
 */

if (!defined('DC_RC_PATH')){return;}

class noodles
{
    private $noodles = array();

    public static function decode($s)
    {
        $o = @unserialize(base64_decode($s));
        if ($o instanceof self)    return $o;
        return new self;
    }

    public function encode()
    {
        return base64_encode(serialize($this));
    }

    public function add($id,$name,$js_callback,$php_callback=null)
    {
        $this->noodles[$id] = new noodle($id,$name,$js_callback,$php_callback);
    }

    public function __get($id)
    {
        return isset($this->noodles[$id]) ? $this->noodles[$id] : null;
    }

    public function __set($id,$noodle)
    {
        return $this->noodles[$id] = $noodle;
    }

    public function exists($id)
    {
        return isset($this->noodles[$id]);
    }

    public function isEmpty()
    {
        return !count($this->noodles);
    }

    public function noodles()
    {
        return $this->noodles;
    }
}

class noodle
{
    private $id;
    private $name;
    private $js_callback;
    private $php_callback;
    private $settings = array(
        'active' => 0,
        'rating' => 'g',
        'size' => 16,
        'target' => '',
        'place' => 'prepend'
    );

    public function __construct($id,$name,$js_callback,$php_callback=null)
    {
        $this->id = $id;
        $this->name = $name;
        $this->js_callback = $js_callback;
        $this->php_callback = $php_callback;
    }

    public function id()
    {
        return $this->id;
    }

    public function name()
    {
        return $this->name;
    }

    public function jsCallback($g,$content='')
    {
        if (!is_callable($this->js_callback)) return null;
        return call_user_func($this->js_callback,$g,$content);
    }

    public function hasJsCallback()
    {
        return !empty($this->js_callback);
    }

    public function phpCallback($core)
    {
        if (!is_callable($this->php_callback)) return null;
        return call_user_func($this->php_callback,$core,$this);
    }

    public function hasPhpCallback()
    {
        return !empty($this->php_callback);
    }

    public function set($type,$value)
    {
        switch ($type)
        {
            case 'active':
            $this->settings['active'] = abs((integer) $value);
            break;

            case 'rating':
            $this->settings['rating'] = in_array($value,array('g','pg','r','x')) ?
                $value : 'g';
            break;

            case 'size':
            $this->settings['size'] = 
                in_array($value,array(16,24,32,48,56,64,92,128,256)) ?
                $value : 16;
            break;

            case 'css':
            $this->settings['css'] = (string) $value;
            break;

            case 'target':
            $this->settings['target'] = (string) $value;
            break;

            case 'place':
            $this->settings['place'] = 
                in_array($value,array('append','prepend','before','after')) ? 
                $value : 'prepend';
            break;
        }
    }

    public function __set($type,$value)
    {
        $this->set($type,$value);
    }

    public function get($type)
    {
        return isset($this->settings[$type]) ? $this->settings[$type] : null;
    }

    public function __get($type)
    {
        return $this->get($type);
    }
}