<?php

/**
 * class.menu.php
 *
 * @package gulliver.system
 *
 * ProcessMaker Open Source Edition
 * Copyright (C) 2004 - 2011 Colosa Inc.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 *
 * For more information, contact Colosa Inc, 2566 Le Jeune Rd.,
 * Coral Gables, FL, 33134, USA, or email info@colosa.com.
 *
 */
/**
 *
 * @package gulliver.system
 *
 */

use ProcessMaker\Plugins\PluginRegistry;

/**
 *
 *
 * Menu class definition
 * Render Menus
 *
 * @package gulliver.system
 * @author Fernando Ontiveros Lira <fernando@colosa.com>
 * @copyright (C) 2002 by Colosa Development Team.
 *
 */
class Menu
{

    public $Id = null;
    public $Options = null;
    public $Labels = null;
    public $Icons = null;
    public $JS = null;
    public $Types = null;
    public $Class = "mnu";
    public $Classes = null;
    public $Enabled = null;
    public $optionOn = - 1;
    public $id_optionOn = "";
    public $ElementClass = null;

    /**
     * Set menu style
     *
     * @author Fernando Ontiveros Lira <fernando@colosa.com>
     * @access public
     * @param $strClass name of style class default value 'mnu'
     * @return void
     */
    public function SetClass($strClass = "mnu")
    {
        $this->Class = "mnu";
    }

    /**
     * Load menu options
     *
     * @author Fernando Ontiveros Lira <fernando@colosa.com>
     * @access public
     * @param $strMenuName name of menu
     * @return void
     */
    public function Load($strMenuName)
    {
        global $G_TMP_MENU;
        
        $G_TMP_MENU = null;
        $G_TMP_MENU = new Menu();
        $fMenu = G::ExpandPath("menus") . $strMenuName . ".php";

        //if the menu file doesn't exists, then try with the plugins folders
        if (!is_file($fMenu)) {
            $aux = explode(PATH_SEP, $strMenuName);
            if (count($aux) == 2) {
                $oPluginRegistry = PluginRegistry::loadSingleton();
                if ($oPluginRegistry->isRegisteredFolder($aux[0])) {
                    $fMenu = PATH_PLUGINS . $aux[0] . PATH_SEP . $aux[1] . ".php";
                }
            }
        }

        if (!is_file($fMenu)) {
            return;
        }
        include ($fMenu);
        //this line will add options to current menu.
        $oPluginRegistry = PluginRegistry::loadSingleton();
        $oPluginRegistry->getMenus($strMenuName);
        
        $oMenuFromPlugin = array();
        $oMenuFromPlugin = $oPluginRegistry->getMenuOptionsToReplace($strMenuName);
        
        //?
        $c = 0;
        for ($i = 0; $i < count($G_TMP_MENU->Options); $i++) {
            if ($G_TMP_MENU->Enabled[$i] == 1) {
                
                if(sizeof($oMenuFromPlugin)) {
                    $menId = $G_TMP_MENU->Id[$i];
                    if(array_key_exists($menId,$oMenuFromPlugin)) {    
                        $G_TMP_MENU->Labels[$i] = $oMenuFromPlugin[$menId][0]['label'];
                        $G_TMP_MENU->Options[$i] = $oMenuFromPlugin[$menId][0]['href'];
                    }
                }
                
                $this->Options[$c] = $G_TMP_MENU->Options[$i];
                $this->Labels[$c] = $G_TMP_MENU->Labels[$i];
                $this->Icons[$c] = (isset($G_TMP_MENU->Icons[$i]))? $G_TMP_MENU->Icons[$i] : "";
                $this->JS[$c]    = (isset($G_TMP_MENU->JS[$i]))?    $G_TMP_MENU->JS[$i] : "";
                $this->Types[$c] = $G_TMP_MENU->Types[$i];
                $this->Enabled[$c] = $G_TMP_MENU->Enabled[$i];
                $this->Id[$c] = $G_TMP_MENU->Id[$i];
                $this->Classes[$c] = $G_TMP_MENU->Classes[$i];
                $this->ElementClass[$c] = (isset($G_TMP_MENU->ElementClass[$i]))? $G_TMP_MENU->ElementClass[$i] : "";
                $c++;
            } else {
                if ($i == $this->optionOn) {
                    $this->optionOn = - 1;
                } elseif ($i < $this->optionOn) {
                    $this->optionOn--;
                } elseif ($this->optionOn > 0) {
                    $this->optionOn--; //added this line
                }
            }
        }
        $G_TMP_MENU = null;
    }

    /**
     * Load menu options
     *
     * @author Fernando Ontiveros Lira <fernando@colosa.com>
     * @access public
     * @return int
     */
    public function OptionCount()
    {
        $result = 0;
        if (is_array($this->Options)) {
            $result = count($this->Options);
        }
        return $result;
    }

    /**
     * Add an option to menu
     *
     * @author Fernando Ontiveros Lira <fernando@colosa.com>
     * @access public
     * @param string $strLabel label to show
     * @param string $strURL link
     * @param string $strType type, defualt value ='plugins'
     * @return void
     */
    public function AddOption($strLabel, $strURL, $strType = "plugins")
    {
        $pos = $this->OptionCount();
        $this->Options[$pos] = $strURL;
        $this->Labels[$pos] = $strLabel;
        $this->Types[$pos] = $strType;
        $this->Enabled[$pos] = 1;
        $this->Id[$pos] = $pos;
        unset($pos);
    }

    /**
     * Add an option to menu by id
     *
     * @author Fernando Ontiveros Lira <fernando@colosa.com>
     * @access public
     * @param string $strId menu id
     * @param string $strLabel label to show
     * @param string $strURL link
     * @param string $strType type, defualt value ='plugins'
     * @return void
     */
    public function AddIdOption($strId, $strLabel, $strURL, $strType = "plugins")
    {
        $pos = $this->OptionCount();
        $this->Options[$pos] = $strURL;
        $this->Labels[$pos] = $strLabel;
        $this->Types[$pos] = $strType;
        $this->Enabled[$pos] = 1;
        if (is_array($strId)) {
            $this->Id[$pos] = $strId[0];
            $this->Classes[$pos] = $strId[1];
        } else {
            $this->Id[$pos] = $strId;
        }
        unset($pos);
    }

    /**
     * Add an option to menu
     *
     * @author Fernando Ontiveros Lira <fernando@colosa.com>
     * @access public
     * @param string $strURL link
     * @param string $strType type, defualt value ='plugins'
     * @return void
     */
    public function AddRawOption($strURL = "", $strType = "plugins")
    {
        $pos = $this->OptionCount();
        $this->Options[$pos] = $strURL;
        $this->Labels[$pos] = "";
        $this->Types[$pos] = $strType;
        $this->Enabled[$pos] = 1;
        $this->Id[$pos] = $pos;
        unset($pos);
    }

    /**
     * Add an option to menu by id
     *
     * @author Fernando Ontiveros Lira <fernando@colosa.com>
     * @access public
     * @param string $strId menu id
     * @param string $strLabel label to show
     * @param string $strURL link
     * @param string $strType type, defualt value ='plugins'
     * @param string $elementClass default value =''
     * @return void
     */
    public function AddIdRawOption($strId, $strURL = "", $label = "", $icon = "", $js = "", $strType = "plugins", $elementClass = '')
    {
        $pos = $this->OptionCount();
        $this->Options[$pos] = $strURL;
        $this->Labels[$pos] = $label;
        $this->Icons[$pos] = $icon;
        $this->JS[$pos] = $js;
        $this->Types[$pos] = $strType;
        $this->Enabled[$pos] = 1;
        $this->ElementClass[$pos] = $elementClass;
        if (is_array($strId)) {
            $this->Id[$pos] = $strId[0];
            $this->Classes[$pos] = $strId[1];
        } else {
            $this->Id[$pos] = $strId;
        }
        unset($pos);
    }

    /**
     * Disable an menu option by menu's position
     *
     * @author Fernando Ontiveros Lira <fernando@colosa.com>
     * @access public
     * @param string $intPos menu option's position
     * @return void
     */
    public function DisableOptionPos($intPos)
    {
        $this->Enabled[$intPos] = 0;
    }

    /**
     * Disable an menu's option by id
     *
     * @author Fernando Ontiveros Lira <fernando@colosa.com>
     * @access public
     * @param string $id menu's id
     * @return void
     */
    public function DisableOptionId($id)
    {
        if (array_search($id, $this->Id) !== FALSE) {
            $this->Enabled[array_search($id, $this->Id)] = 0;
        }
    }

    /**
     * Render an menu's option
     *
     * @author Fernando Ontiveros Lira <fernando@colosa.com>
     * @access public
     * @param string $intPos menu option's position
     * @return void
     */
    public function RenderOption($intPos)
    {
        if ($this->Enabled[$intPos] != 1) {
            return;
        }
        $classname = $this->Class . "Link";
        if ($this->Classes[$intPos] != "") {
            $classname = $this->Classes[$intPos];
        }
        $target = $this->Options[$intPos];
        if ($this->Types[$intPos] != "absolute") {
            if (defined('ENABLE_ENCRYPT')) {
                $target = "/sys" . SYS_SYS . "/" . SYS_LANG . "/" . SYS_SKIN . "/" . $target;
            } elseif (defined('SYS_SYS')) {
                $target = "/sys" . SYS_SYS . "/" . SYS_LANG . "/" . SYS_SKIN . "/" . $target;
            } else {
                $target = "/sys/" . SYS_LANG . "/" . SYS_SKIN . "/" . $target;
            }
        }
        $label = $this->Labels[$intPos];
        $result = "<a href=\"$target\"";
        $result .= " class=\"$classname\">";
        $result .= htmlentities($label, ENT_NOQUOTES, 'utf-8');
        $result .= "</a>";
        print ($result);
    }

    /**
     * to make an array for template
     *
     * @author Fernando Ontiveros Lira <fernando@colosa.com>
     * @access public
     * @param string $G_MAIN_MENU
     * @param string $classOn
     * @param string $classOff
     * @param string $G_MENU_SELECTED
     * @param string $G_ID_MENU_SELECTED
     * @return array
     */
    public function generateArrayForTemplate($G_MAIN_MENU, $classOn, $classOff, $G_MENU_SELECTED, $G_ID_MENU_SELECTED)
    {
        $menus = array();
        if ($G_MAIN_MENU == null) {
            return $menus;
        }
        $this->Load($G_MAIN_MENU);
        $this->optionOn = $G_MENU_SELECTED;
        $this->id_optionOn = $G_ID_MENU_SELECTED;
        //$this->Class = $G_MENU_CLASS;
        if (is_array($this->Options)) {
            for ($ncount = 0; $ncount < $this->OptionCount(); $ncount++) {
                $target = $this->Options[$ncount];

                //$aux = $this->Icons[$ncount];
                $aux = $this->JS[$ncount];
                if ($this->Types[$ncount] == 'absolute') {
                    //$target = G::encryptLink(str_replace('sys' . SYS_TEMP, SYS_TEMP, $this->Options[$ncount]));
                    $target = $this->Options[$ncount];
                }
                if ($this->Types[$ncount] != 'absolute') {
                    if (defined('SYS_SYS')) {
                        $target = '/sys' . SYS_TEMP . G::encryptLink('/' . SYS_LANG . '/' . SYS_SKIN . '/' . $this->Options[$ncount]);
                    } else {
                        $target = '/sys/' . G::encryptLink(SYS_LANG . '/' . SYS_SKIN . '/' . $this->Options[$ncount]);
                    }
                }
                $label = $this->Labels[$ncount];
                if ($this->id_optionOn != '') {
                    $onMenu = ($this->Id[$ncount] == $this->id_optionOn ? true : false);
                } else {
                    $onMenu = ($ncount == $this->optionOn ? true : false);
                }
                $classname = ($onMenu ? $classOn : $classOff);
                $imageLeft = ($onMenu ? "<img src=\"/images/bulletSubMenu.jpg\" />" : '');
                $onclick = '';
                if ($this->JS[$ncount] !== '') {
                    $onclick = " onclick=\"" . $this->JS[$ncount] . "\"";
                }
                $icon = '';
                if ($this->Icons[$ncount] !== '') {
                    $icon = " <a href=\"#\" onclick=\"" . $this->JS[$ncount] . "\" class=\"$classname\">" . "<img src=\"" . $this->Icons[$ncount] . "\" border=\"0\"/></a>";
                    $icon = $this->Icons[$ncount];
                }
                if ($this->Classes[$ncount] != '') {
                    $classname = $this->Classes[$ncount];
                    $target = "#";
                }
                $idName = $this->Id[$ncount];

                $elementclass = '';
                if ($this->ElementClass[$ncount] != '') {
                    $elementclass = 'class="' . $this->ElementClass[$ncount] . '"';
                }

                $menus[] = array('id' => $ncount, 'target' => $target, 'label' => $label, 'onMenu' => $onMenu, 'classname' => $classname, 'imageLeft' => $imageLeft, 'onclick' => $onclick, 'icon' => $icon, 'aux' => $aux, 'idName' => $idName, 'elementclass' => $elementclass);
            }
        }
        return $menus;
    }
}