JavaScriptMenuContentObject.php

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<?php
namespace TYPO3\CMS\Frontend\ContentObject\Menu;

class JavaScriptMenuContentObject extends \TYPO3\CMS\Frontend\ContentObject\Menu\AbstractMenuContentObject {

    public function generate() {

    }

    public function writeMenu() {
        if ($this->id) {
            // Making levels:
            $levels = \TYPO3\CMS\Core\Utility\MathUtility::forceIntegerInRange($this->mconf['levels'], 1, 5);
            $this->levels = $levels;
            $uniqueParam = \TYPO3\CMS\Core\Utility\GeneralUtility::shortMD5(microtime(), 5);
            $this->JSVarName = 'eid' . $uniqueParam;
            $this->JSMenuName = $this->mconf['menuName'] ?: 'JSmenu' . $uniqueParam;
            $JScode = '
 var ' . $this->JSMenuName . ' = new JSmenu(' . $levels . ', \'' . $this->JSMenuName . 'Form\');';
            for ($a = 1; $a <= $levels; $a++) {
                $JScode .= '
 var ' . $this->JSVarName . $a . '=0;';
            }
            $JScode .= $this->generate_level($levels, 1, $this->id, $this->menuArr, $this->MP_array) . LF;
            $GLOBALS['TSFE']->additionalHeaderData['JSMenuCode'] = '<script type="text/javascript" src="' . $GLOBALS['TSFE']->absRefPrefix . 'typo3/sysext/frontend/Resources/Public/JavaScript/jsfunc.menu.js"></script>';
            $GLOBALS['TSFE']->additionalJavaScript['JSCode'] .= $JScode;
            // Printing:
            $allFormCode = '';
            for ($a = 1; $a <= $this->levels; $a++) {
                $formCode = '';
                $levelConf = $this->mconf[$a . '.'];
                $length = $levelConf['width'] ?: 14;
                $lengthStr = '';
                for ($b = 0; $b < $length; $b++) {
                    $lengthStr .= '_';
                }
                $height = $levelConf['elements'] ?: 5;
                $formCode .= '<select name="selector' . $a . '" onchange="' . $this->JSMenuName . '.act(' . $a . ');"' . ($levelConf['additionalParams'] ? ' ' . $levelConf['additionalParams'] : '') . '>';
                for ($b = 0; $b < $height; $b++) {
                    $formCode .= '<option value="0">';
                    if ($b == 0) {
                        $formCode .= $lengthStr;
                    }
                    $formCode .= '</option>';
                }
                $formCode .= '</select>';
                $allFormCode .= $this->tmpl->wrap($formCode, $levelConf['wrap']);
            }
            $formCode = $this->tmpl->wrap($allFormCode, $this->mconf['wrap']);
            $formCode = '<form action="" method="post" style="margin: 0 0 0 0;" name="' . $this->JSMenuName . 'Form">' . $formCode . '</form>';
            $formCode .= '<script type="text/javascript"> /*<![CDATA[*/ ' . $this->JSMenuName . '.writeOut(1,' . $this->JSMenuName . '.openID,1); /*]]>*/ </script>';
            return $this->tmpl->wrap($formCode, $this->mconf['wrapAfterTags']);
        }
    }

    public function generate_level($levels, $count, $pid, $menuItemArray = '', $MP_array = array()) {
        $levelConf = $this->mconf[$count . '.'];
        // Translate PID to a mount page, if any:
        $mount_info = $this->sys_page->getMountPointInfo($pid);
        if (is_array($mount_info)) {
            $MP_array[] = $mount_info['MPvar'];
            $pid = $mount_info['mount_pid'];
        }
        // UIDs to ban:
        $banUidArray = $this->getBannedUids();
        // Initializing variables:
        $var = $this->JSVarName;
        $menuName = $this->JSMenuName;
        $parent = $count == 1 ? 0 : $var . ($count - 1);
        $prev = 0;
        $c = 0;
        $codeLines = '';
        $menuItems = is_array($menuItemArray) ? $menuItemArray : $this->sys_page->getMenu($pid);
        foreach ($menuItems as $uid => $data) {
            // $data['_MP_PARAM'] contains MP param for overlay mount points (MPs with "substitute this page" set)
            // if present: add param to copy of MP array (copy used for that submenu branch only)
            $MP_array_sub = $MP_array;
            if (array_key_exists('_MP_PARAM', $data) && $data['_MP_PARAM']) {
                $MP_array_sub[] = $data['_MP_PARAM'];
            }
            // Set "&MP=" var:
            $MP_var = implode(',', $MP_array_sub);
            $MP_params = $MP_var ? '&MP=' . rawurlencode($MP_var) : '';
            // If item is a spacer, $spacer is set
            $spacer = \TYPO3\CMS\Core\Utility\GeneralUtility::inList($this->spacerIDList, $data['doktype']) ? 1 : 0;
            // If the spacer-function is not enabled, spacers will not enter the $menuArr
            if ($this->mconf['SPC'] || !$spacer) {
                // Page may not be 'not_in_menu' or 'Backend User Section' + not in banned uid's
                if (!\TYPO3\CMS\Core\Utility\GeneralUtility::inList($this->doktypeExcludeList, $data['doktype']) && (!$data['nav_hide'] || $this->conf['includeNotInMenu']) && !\TYPO3\CMS\Core\Utility\GeneralUtility::inArray($banUidArray, $uid)) {
                    if ($count < $levels) {
                        $addLines = $this->generate_level($levels, $count + 1, $data['uid'], '', $MP_array_sub);
                    } else {
                        $addLines = '';
                    }
                    $title = $data['title'];
                    $url = '';
                    $target = '';
                    if (!$addLines && !$levelConf['noLink'] || $levelConf['alwaysLink']) {
                        $LD = $this->menuTypoLink($data, $this->mconf['target'], '', '', array(), $MP_params, $this->mconf['forceTypeValue']);
                        // If access restricted pages should be shown in menus, change the link of such pages to link to a redirection page:
                        $this->changeLinksForAccessRestrictedPages($LD, $data, $this->mconf['target'], $this->mconf['forceTypeValue']);
                        $url = $GLOBALS['TSFE']->baseUrlWrap($LD['totalURL']);
                        $target = $LD['target'];
                    }
                    $codeLines .= LF . $var . $count . '=' . $menuName . '.add(' . $parent . ',' . $prev . ',0,' . \TYPO3\CMS\Core\Utility\GeneralUtility::quoteJSvalue($title, TRUE) . ',' . \TYPO3\CMS\Core\Utility\GeneralUtility::quoteJSvalue($url, TRUE) . ',' . \TYPO3\CMS\Core\Utility\GeneralUtility::quoteJSvalue($target, TRUE) . ');';
                    // If the active one should be chosen...
                    $active = $levelConf['showActive'] && $this->isActive($data['uid'], $MP_var);
                    // If the first item should be shown
                    $first = !$c && $levelConf['showFirst'];
                    // do it...
                    if ($active || $first) {
                        if ($count == 1) {
                            $codeLines .= LF . $menuName . '.openID = ' . $var . $count . ';';
                        } else {
                            $codeLines .= LF . $menuName . '.entry[' . $parent . '].openID = ' . $var . $count . ';';
                        }
                    }
                    // Add submenu...
                    $codeLines .= $addLines;
                    $prev = $var . $count;
                    $c++;
                }
            }
        }
        if ($this->mconf['firstLabelGeneral'] && !$levelConf['firstLabel']) {
            $levelConf['firstLabel'] = $this->mconf['firstLabelGeneral'];
        }
        if ($levelConf['firstLabel'] && $codeLines) {
            $codeLines .= LF . $menuName . '.defTopTitle[' . $count . '] = ' . \TYPO3\CMS\Core\Utility\GeneralUtility::quoteJSvalue($levelConf['firstLabel'], TRUE) . ';';
        }
        return $codeLines;
    }

}