function content_data($key)
{
    global $hmcontent;
    $con = $hmcontent->hmcontent;
    if (isset($con[$key])) {
        $args = $con[$key];
        return $args;
    } else {
        hm_exit(_('Không có kiểu nội dung này'));
    }
}
     $this->load_template_file($theme, $template_file);
 }
 /** Load file template dựa trên tên file php */
 public function load_template_file($theme, $template_file, $data = array())
 {
     foreach ($data as $key => $value) {
         ${$key} = $value;
     }
     if (file_exists(BASEPATH . HM_THEME_DIR . '/' . $theme . '/' . $template_file . '.php')) {
         require_once BASEPATH . HM_THEME_DIR . '/' . $theme . '/' . $template_file . '.php';
     } else {
         hm_exit('Không thể load file "' . $template_file . '.php" của giao diện "' . $theme . '"');
function taxonomy_data($key)
{
    global $hmtaxonomy;
    $tax = $hmtaxonomy->hmtaxonomy;
    if (isset($tax[$key])) {
        $args = $tax[$key];
        return $args;
    } else {
        hm_exit(_('Không có kiểu phân loại này'));
    }
}
<?php

/** 
 * Tệp tin xử lý login bằng ajax trong admin
 * Vị trí : admin/login_ajax.php 
 */
if (!defined('BASEPATH')) {
    exit('403');
}
/** gọi tệp tin admin base */
require_once dirname(__FILE__) . '/admin.php';
/** gọi model xử lý login */
require_once dirname(__FILE__) . '/login/login_model.php';
if ($_SERVER['HTTP_HOST'] != parse_url($_SERVER['HTTP_REFERER'], PHP_URL_HOST)) {
    hm_exit('403 - Truy cập bị từ chối');
}
$key = hm_get('key');
$id = hm_get('id');
$action = hm_get('action');
switch ($action) {
    case 'log-me-in':
        echo admin_cp_login();
        break;
}
/** Kiểm tra mã đổi mật khẩu tồn tại */
function newpw_checkkey()
{
    global $hmuser;
    $hmdb = new MySQL(true, DB_NAME, DB_HOST, DB_USER, DB_PASSWORD, DB_CHARSET);
    hook_action('newpw_checkkey');
    $key = hm_get('key');
    $tableName = DB_PREFIX . "field";
    $whereArray = array('name' => MySQL::SQLValue('lostpw_key'), 'object_type' => MySQL::SQLValue('user'), 'val' => MySQL::SQLValue($key));
    $hmdb->SelectRows($tableName, $whereArray);
    if ($hmdb->HasRecords()) {
        return TRUE;
    } else {
        hm_exit(_('Đường link đã hết hạn'));
    }
}
<?php

/** 
 * Đây là tệp tin xử lý quản trị admin
 * Vị trí : /admin/admin.php 
 */
if (!defined('BASEPATH')) {
    exit('403');
}
$disallow_check = array('login.php', 'login_ajax.php');
if (!in_array(hm_get('run'), $disallow_check)) {
    $cookie_admin_login = $_COOKIE['admin_login'];
    $session_admin_login = $_SESSION['admin_login'];
    if ($cookie_admin_login == NULL or $session_admin_login == NULL) {
        $login_page = SITE_URL . FOLDER_PATH . HM_ADMINCP_DIR . '?run=login.php&back=' . urlencode(SITE_URL . $_SERVER['REQUEST_URI']);
        echo '<meta http-equiv="refresh" content="0;' . $login_page . '">';
        hm_exit(_('Đang chuyển hướng đến trang đăng nhập'));
    }
    if ($cookie_admin_login == $session_admin_login) {
        /** Làm mới cookie admin */
        setcookie('admin_login', $cookie_admin_login, time() + COOKIE_EXPIRES, '/');
        define('ADMIN_LOGIN', $session_admin_login);
    } else {
        $login_page = SITE_URL . FOLDER_PATH . HM_ADMINCP_DIR . '?run=login.php&back=' . SITE_URL . $_SERVER['REQUEST_URI'];
        echo '<meta http-equiv="refresh" content="0;' . $login_page . '">';
        hm_exit(_('Đang chuyển hướng đến trang đăng nhập'));
    }
}
/** Load template user box */
function ajax_add_user($args = array())
{
    global $hmuser;
    $hmdb = new MySQL(true, DB_NAME, DB_HOST, DB_USER, DB_PASSWORD, DB_CHARSET);
    hook_action('ajax_add_user');
    if (isset($args['id_update'])) {
        $id_update = $args['id_update'];
    } else {
        $id_update = NULL;
    }
    $user_login = hm_post('user_login');
    $password = hm_post('password');
    $password2 = hm_post('password2');
    $nicename = hm_post('nicename');
    $user_email = hm_post('user_email');
    $userrole = hm_post('userrole');
    $user_group = hm_post('user_group', 0);
    $salt = rand(100000, 999999);
    $user_activation_key = '0';
    if ($password != $password2) {
        return json_encode(array('status' => 'error', 'mes' => _('Hai mật khẩu nhập vào không khớp')));
        hm_exit();
    }
    $tableName = DB_PREFIX . "users";
    /** check trùng user login */
    if (!is_numeric($id_update)) {
        $whereArray = array('user_login' => MySQL::SQLValue($user_login));
        $hmdb->SelectRows($tableName, $whereArray);
        if ($hmdb->HasRecords()) {
            return json_encode(array('status' => 'error', 'mes' => _('Tài khoản này đã tồn tại')));
            hm_exit();
        }
    }
    $password_encode = hm_encode_str(md5($password . $salt));
    /** Thêm tài khoản */
    $values["user_login"] = MySQL::SQLValue($user_login);
    $values["user_nicename"] = MySQL::SQLValue($nicename);
    $values["user_email"] = MySQL::SQLValue($user_email);
    $values["user_activation_key"] = MySQL::SQLValue($user_activation_key);
    $values["user_role"] = MySQL::SQLValue($userrole);
    $values["user_group"] = MySQL::SQLValue($user_group);
    if (is_numeric($id_update)) {
        if ($password != '') {
            $values["user_pass"] = MySQL::SQLValue($password_encode);
            $values["salt"] = MySQL::SQLValue($salt);
        }
        $whereArray = array('id' => $id_update);
        $hmdb->AutoInsertUpdate($tableName, $values, $whereArray);
        $insert_id = $id_update;
    } else {
        $values["user_pass"] = MySQL::SQLValue($password_encode);
        $values["salt"] = MySQL::SQLValue($salt);
        $insert_id = $hmdb->InsertRow($tableName, $values);
    }
    /** Lưu user field */
    foreach ($_POST as $post_key => $post_val) {
        if (is_numeric($insert_id)) {
            if (is_array($post_val)) {
                $post_val = json_encode($post_val);
            }
            $tableName = DB_PREFIX . 'field';
            if ($post_key != 'password' and $post_key != 'password2') {
                $values["name"] = MySQL::SQLValue($post_key);
                $values["val"] = MySQL::SQLValue($post_val);
                $values["object_id"] = MySQL::SQLValue($insert_id, MySQL::SQLVALUE_NUMBER);
                $values["object_type"] = MySQL::SQLValue('user');
                if (is_numeric($id_update)) {
                    $whereArray = array('object_id' => MySQL::SQLValue($id_update, MySQL::SQLVALUE_NUMBER), 'object_type' => MySQL::SQLValue('user'), 'name' => MySQL::SQLValue($post_key));
                    $hmdb->AutoInsertUpdate($tableName, $values, $whereArray);
                } else {
                    $hmdb->InsertRow($tableName, $values);
                }
            }
            unset($values);
        }
    }
    if (is_numeric($id_update)) {
        return json_encode(array('status' => 'updated', 'mes' => _('Đã sửa thông tin tài khoản : ' . $user_login)));
    } else {
        return json_encode(array('status' => 'success', 'mes' => _('Đã thêm tài khoản : ' . $user_login)));
    }
}
/** Ajax upload */
function add_media()
{
    if (isset($_SERVER["CONTENT_LENGTH"])) {
        if ($_SERVER["CONTENT_LENGTH"] > (int) ini_get('post_max_size') * 1024 * 1024) {
            return json_encode(array('status' => 'error', 'content' => _('Dung lượng tệp tin gửi lên vượt quá giới hạn cho phép của máy chủ')));
            hm_exit();
        }
    }
    $hmdb = new MySQL(true, DB_NAME, DB_HOST, DB_USER, DB_PASSWORD, DB_CHARSET);
    @($media_group = hm_post('media_group'));
    if (!is_numeric($media_group)) {
        $media_group = 0;
    }
    $tableName = DB_PREFIX . 'media_groups';
    $whereArray = array('id' => MySQL::SQLValue($media_group));
    $hmdb->SelectRows($tableName, $whereArray);
    $count = $hmdb->RowCount();
    if ($count != '0') {
        $row = $hmdb->Row();
        $folder = $row->folder;
        $folder_part = get_media_group_part($media_group);
        $dir = BASEPATH . HM_CONTENT_DIR . '/uploads/' . $folder_part;
        if (!file_exists($dir)) {
            mkdir($dir);
            chmod($dir, 0777);
        }
        $dir_dest = BASEPATH . HM_CONTENT_DIR . '/uploads/' . $folder_part;
    } else {
        $folder = "/";
        $media_group = 0;
        $dir_dest = BASEPATH . HM_CONTENT_DIR . '/uploads';
    }
    $dir_pics = $dir_dest;
    $files = array();
    foreach ($_FILES['file'] as $k => $l) {
        foreach ($l as $i => $v) {
            if (!array_key_exists($i, $files)) {
                $files[$i] = array();
            }
            $files[$i][$k] = $v;
        }
    }
    $status = 'success';
    foreach ($files as $file) {
        $handle = new Upload($file, LANG);
        if ($handle->uploaded) {
            $handle->Process($dir_dest);
            if ($handle->processed) {
                /** tạo .htaccess */
                $fp = fopen($dir_dest . '/.htaccess', 'w');
                $content_htaccess = 'RemoveHandler .php .phtml .php3' . "\n" . 'RemoveType .php .phtml .php3';
                fwrite($fp, $content_htaccess);
                fclose($fp);
                /** upload thành công, lưu database thông số file */
                $file_is_image = 'false';
                $file_info = array();
                $file_info['file_src_name'] = $handle->file_src_name;
                $file_info['file_src_name_body'] = $handle->file_src_name_body;
                $file_info['file_src_name_ext'] = $handle->file_src_name_ext;
                $file_info['file_src_mime'] = $handle->file_src_mime;
                $file_info['file_src_size'] = $handle->file_src_size;
                $file_info['file_dst_name'] = $handle->file_dst_name;
                $file_info['file_dst_name_body'] = $handle->file_dst_name_body;
                $file_info['file_dst_name_ext'] = $handle->file_dst_name_ext;
                $file_info['file_is_image'] = $handle->file_is_image;
                $file_name = $file_info['file_src_name'];
                if ($file_info['file_is_image'] == TRUE) {
                    $file_is_image = 'true';
                    $file_info['image_src_x'] = $handle->image_src_x;
                    $file_info['image_src_y'] = $handle->image_src_y;
                    $file_info['image_src_bits'] = $handle->image_src_bits;
                    $file_info['image_src_pixels'] = $handle->image_src_pixels;
                    $file_info['image_src_type'] = $handle->image_src_type;
                    $file_info['image_dst_x'] = $handle->image_dst_x;
                    $file_info['image_dst_y'] = $handle->image_dst_y;
                    $file_info['image_dst_type'] = $handle->image_dst_type;
                    $handle->image_resize = true;
                    $handle->image_ratio_crop = true;
                    $handle->image_y = 512;
                    $handle->image_x = 512;
                    $handle->Process($dir_dest);
                    $file_info['thumbnail'] = $handle->file_dst_name;
                }
                $file_info = json_encode($file_info);
                $tableName = DB_PREFIX . 'media';
                $values["media_group_id"] = MySQL::SQLValue($media_group, MySQL::SQLVALUE_NUMBER);
                $values["file_info"] = MySQL::SQLValue($file_info);
                $values["file_name"] = MySQL::SQLValue($file_name);
                $values["file_folder"] = MySQL::SQLValue($folder);
                $values["file_is_image"] = MySQL::SQLValue($file_is_image);
                $insert_id = $hmdb->InsertRow($tableName, $values);
                unset($values);
                $status = 'success';
                $content[] = $insert_id;
            } else {
                $status = 'error';
                $content[] = $file_name . ' : ' . $handle->error;
            }
        } else {
            $status = 'error';
            $content[] = $file_name . ' : ' . $handle->error;
        }
    }
    if (is_array($content)) {
        $content = implode(", ", $content);
    }
    return json_encode(array('status' => $status, 'content' => $content, 'media_group' => $media_group));
}
    require_once BASEPATH . HM_ADMINCP_DIR . '/index.php';
} elseif (isset($modules[$module_key])) {
    /** Module */
    $module = $modules[$module_key];
    if (is_array($module)) {
        $module_name = $module['module_name'];
        $module_key = $module['module_key'];
        $module_dir = $module['module_dir'];
        $module_index = $module['module_index'];
        if (file_exists(BASEPATH . HM_MODULE_DIR . '/' . $module_dir . '/' . $module_index)) {
            require_once BASEPATH . HM_MODULE_DIR . '/' . $module_dir . '/' . $module_index;
        } else {
            hm_exit('Không tìm thấy file "' . $module_index . '" của module "' . $module_key . '"');
        }
    } else {
        hm_exit('Lỗi xử lý module' . ' ' . $module);
    }
} else {
    if (isset($hmrequest[$request_slug])) {
        if (!function_exists($hmrequest[$request_slug])) {
            die('Unknown function: ' . $hmrequest[$request_slug]);
        } else {
            call_user_func($hmrequest[$request_slug]);
        }
    } else {
        /** Fontend */
        $theme = activated_theme();
        $args = array('theme' => $theme, 'request' => $request_slug);
        load_theme($args);
    }
}