<?php defined('BX_DOL') or die('hack attempt');
/**
 * Copyright (c) UNA, Inc - https://una.io
 * MIT License - https://opensource.org/licenses/MIT
 *
 * @defgroup    UnaBaseView UNA Base Representation Classes
 * @{
 */

require_once(BX_DIRECTORY_PATH_INC . "design.inc.php");

/**
 * Menu representation.
 * @see BxDolMenu
 */
class BxBaseMenu extends BxDolMenu
{
    protected $_oTemplate;
    protected $_aOptionalParams = array('target' => '', 'onclick' => '');
    protected $_bDisplayAddons = false;

    public function __construct ($aObject, $oTemplate)
    {
        parent::__construct ($aObject);

        if ($oTemplate)
            $this->_oTemplate = $oTemplate;
        else
            $this->_oTemplate = BxDolTemplate::getInstance();
    }

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

    public function setDisplayAddons($b)
    {
        $bRet = $this->_bDisplayAddons;
        $this->_bDisplayAddons = $b;
        return $bRet;
    }

    /**
     * Get menu code.
     * @return string
     */
    public function getCode ()
    {
        $sMenuTitle = isset($this->_aObject['title']) ? _t($this->_aObject['title']) : 'Menu-' . rand(0, PHP_INT_MAX);
        if (isset($GLOBALS['bx_profiler'])) $GLOBALS['bx_profiler']->beginMenu($sMenuTitle);

        $s = '';
        $aVars = $this->_getTemplateVars ();
        if (!empty($aVars['bx_repeat:menu_items'])) {
            $this->_addJsCss();
            $s = $this->_getCode($this->_aObject['template'], $aVars);
        }

        if (isset($GLOBALS['bx_profiler'])) $GLOBALS['bx_profiler']->endMenu($sMenuTitle);

        return $s;
    }

    protected function _getCode($sTmplName, $aTmplVars)
    {
        return $this->_oTemplate->parseHtmlByName($this->getTemplateName($sTmplName), $aTmplVars);
    }

    public function getCodeItem ($sName)
    {
        if(empty($sName))
            return '';

        $sCode = $this->_oTemplate->getHtml(str_replace('.html', '_item.html', $this->_aObject['template']));
        if(empty($sCode))
            return '';

        $mixedTmplVars = $this->getMenuItem($sName);
        if($mixedTmplVars === false)
            return '';

        return $this->_oTemplate->parseHtmlByContent($sCode, $mixedTmplVars);
    }

    /**
     * Get template variables array
     * @return array
     */
    protected function _getTemplateVars ()
    {
        return array (
            'object' => $this->_sObject,
            'bx_repeat:menu_items' => $this->getMenuItems (),
        );
    }

    /**
     * Get menu items array, which is ready to pass to menu template. 
     * @return array or false
     */
    public function getMenuItems ()
    {
        if (!isset($this->_aObject['menu_items']))
            $this->_aObject['menu_items'] = $this->getMenuItemsRaw ();

        $aItems = array();
        foreach ($this->_aObject['menu_items'] as $aItem) {
            $aItem = $this->_getMenuItem ($aItem);
            if($aItem !== false)
                $aItems[] = $aItem;
        }

        return $aItems;
    }
    
    /**
     * Get menu item array, which is ready to pass to whole menu or 
     * single menu item template. May return false if single menu item 
     * is requested but cannot be shown by circumstances.
     * @return array or false
     */
    public function getMenuItem ($sName)
    {
        if (!isset($this->_aObject['menu_items']))
            $this->_aObject['menu_items'] = $this->getMenuItemsRaw ();

        if(!empty($sName))
            return $this->_getMenuItem($this->_aObject['menu_items'][$sName]);
    }

    /**
     * Get menu items array, this is just a wrapper for DB function for make it easier to override.
     * It is used in @see BxBaseMenu::getMenuItems
     * @return array
     */
    protected function getMenuItemsRaw ()
    {
        if($this->_bMultilevel)
            return $this->_oQuery->getMenuItemsHierarchy();
        else 
            return $this->_oQuery->getMenuItems();
    }

    protected function _getMenuItem ($a)
    {
        $aHiddenOn = array(
            pow(2, BX_DB_HIDDEN_PHONE - 1) => 'bx-def-media-phone-hide',
            pow(2, BX_DB_HIDDEN_TABLET - 1) => 'bx-def-media-tablet-hide',
            pow(2, BX_DB_HIDDEN_DESKTOP - 1) => 'bx-def-media-desktop-hide',
            pow(2, BX_DB_HIDDEN_MOBILE - 1) => 'bx-def-mobile-app-hide'
        );

        if (isset($a['active']) && !$a['active'])
            return false;

        if (isset($a['visible_for_levels']) && !$this->_isVisible($a))
            return false;

        $a['title'] = _t($a['title']);
        $a['bx_if:title'] = array(
            'condition' => !empty($a['title']),
            'content' => array(
                'title' => $a['title']
            )
        );

        $this->removeMarker('addon');

        $a = $this->_replaceMarkers($a);

        if ($this->_bDisplayAddons) {
            $mixedAddon = $this->_getMenuAddon($a);
            if (!is_array($mixedAddon)) {
                $this->addMarkers(array('addon' => $mixedAddon));
                $a = $this->_replaceMarkers($a);
            }
        }

        $aMarkers = $this->_getMenuMarkers($a);
        if ($aMarkers && is_array($aMarkers)) {
            $this->addMarkers($aMarkers);
            $a = $this->_replaceMarkers($a);
        }

        list ($sIcon, $sIconUrl, $sIconA, $sIconHtml) = $this->_getMenuIcon($a);

        $a['class_add'] = $this->_isSelected($a) ? 'bx-menu-tab-active' : '';

        $sHiddenOnCssClasses = '';
        if(!empty($a['hidden_on']))
            foreach($aHiddenOn as $iHiddenOn => $sClass)
                if((int)$a['hidden_on'] & $iHiddenOn)
                    $sHiddenOnCssClasses .= ' ' . $sClass;
        $a['class_add'] .=  $sHiddenOnCssClasses;

        $a['link'] = isset($a['link']) ? $this->_oPermalinks->permalink($a['link']) : 'javascript:void(0);';
        $a['title_attr'] = bx_html_attribute(strip_tags($a['title']));

        $a['attrs'] = $this->_getMenuAttrs($a);

        $a['bx_if:image'] = array (
            'condition' => (bool)$sIconUrl,
            'content' => array('icon_url' => $sIconUrl),
        );
        $a['bx_if:image_inline'] = array (
            'condition' => false,
            'content' => array('image' => ''),
        );
        $a['bx_if:icon'] = array (
            'condition' => (bool)$sIcon,
            'content' => array('icon' => $sIcon),
        );
		$a['bx_if:icon-html'] = array (
            'condition' => (bool)$sIconHtml,
            'content' => array('icon' => $sIconHtml),
        );
        $a['bx_if:icon-a'] = array (
            'condition' => (bool)$sIconA,
            'content' => array('icon-a' => $sIconA),
        );
        $a['bx_if:title'] = array (
            'condition' => (bool)$a['title'],
            'content' => array(
                'title' => $a['title'],
                'title_attr' => $a['title_attr']
            ),
        );

        $aTmplVarsAddon = $this->_bDisplayAddons ? $this->_getTmplVarsAddon($mixedAddon, $a) : array('addon' => '', 'addonf' => '');
        $a['bx_if:addon'] = array (
            'condition' => $this->_bDisplayAddons && !empty($aTmplVarsAddon['addon']),
            'content' => $aTmplVarsAddon
        );

        $aTmplVarsSubitems = array('subitems' => '');
        $bTmplVarsSubitems = $this->_bMultilevel && !empty($a['subitems']);
        if($bTmplVarsSubitems) {
            $aSubitems = array();
            foreach($a['subitems'] as $aSubitem) {
                $aSubitem = $this->_getMenuItem($aSubitem);
                if($aSubitem !== false)
                    $aSubitems[] = $aSubitem;
            }

            $aTmplVarsSubitems['subitems'] = $this->_oTemplate->parseHtmlByName(str_replace('.html', '_subitems.html', $this->_aObject['template']), array(
                'bx_repeat:menu_items' => $aSubitems,
            ));
        }

        $a['bx_if:show_subitems'] = array (
            'condition' => $bTmplVarsSubitems,
            'content' => $aTmplVarsSubitems
        );

        unset($a['subitems']);

        foreach ($this->_aOptionalParams as $sName => $sDefaultValue)
            if (!isset($a[$sName]))
                $a[$sName] = $sDefaultValue;

        return $a;
    }

    protected function _getMenuIcon ($a)
    {
        return BxTemplFunctions::getInstanceWithTemplate($this->_oTemplate)->getIcon(!empty($a['icon']) ? $a['icon'] : '');
    }

    protected function _getMenuAddon ($aMenuItem)
    {
        if (empty($aMenuItem['addon']))
            return '';

        return BxDolService::callSerialized($aMenuItem['addon'], $this->_aMarkers);
    }
    
    protected function _getMenuMarkers ($aMenuItem)
    {
        if (empty($aMenuItem['markers']))
            return '';

        return BxDolService::callSerialized($aMenuItem['markers'], $this->_aMarkers);
    }

    protected function _getMenuAttrs ($aMenuItem)
    {
        $sAttrs = '';
        if(!empty($aMenuItem['target']))
            $sAttrs .= ' target="' . $aMenuItem['target'] . '"';

        if($this->_bAddNoFollow && !empty($aMenuItem['link']) && preg_match('@^https?://@', $aMenuItem['link']) && strncmp($aMenuItem['link'], BX_DOL_URL_ROOT, strlen(BX_DOL_URL_ROOT)) !== 0)
            $sAttrs .= ' rel="noreferrer"';

        return $sAttrs;
    }

    /**
     * Add css/js files which are needed for menu display and functionality.
     */
    protected function _addJsCss()
    {
        $this->_oTemplate->addCss('menu.css');
    }

    protected function _getTmplVarsAddon($mixedAddon, $aMenuItem) 
    {
        $sAddon = '';
        if(!is_array($mixedAddon))
            $sAddon = $mixedAddon;
        else if(!empty($mixedAddon['addon']))
            $sAddon = $mixedAddon['addon'];

        return array(
            'addon' => $sAddon,
            'addonf' => ''
        );
    }
}

/** @} */