<?php

// Pandora FMS - http://pandorafms.com
// ==================================================
// Copyright (c) 2005-2011 Artica Soluciones Tecnologicas
// Please see http://pandorafms.org for full contribution list
// This program is free software; you can redistribute it and/or
// modify it under the terms of the  GNU Lesser General Public License
// as published by the Free Software Foundation; version 2
// 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 General Public License for more details.

/**
 * @package    Include
 * @subpackage Menu
 */


/**
 * Prints a complete menu structure.
 *
 * @param array Menu structure to print.
 */
function menu_print_menu(&$menu)
{
    global $config;
    static $idcounter = 0;

    echo '<div class="menu">';

    $sec = (string) get_parameter('sec');
    $sec2 = (string) get_parameter('sec2');
    $menu_selected = false;

    $allsec2 = explode('sec2=', $_SERVER['REQUEST_URI']);
    if (isset($allsec2[1])) {
        $allsec2 = $allsec2[1];
    } else {
        $allsec2 = $sec2;
    }

    // Open list of menu
    echo '<ul'.(isset($menu['class']) ? ' class="'.$menu['class'].'"' : '').'>';

    // Use $config because a global var is required because normal
    // and godmode menu are painted separately
    if (!isset($config['count_main_menu'])) {
        $config['count_main_menu'] = 0;
    }

    foreach ($menu as $mainsec => $main) {
        $extensionInMenuParameter = (string) get_parameter('extension_in_menu', '');

        $showSubsection = true;
        if ($extensionInMenuParameter != '') {
            if ($extensionInMenuParameter == $mainsec) {
                $showSubsection = true;
            } else {
                $showSubsection = false;
            }
        }

        if ($mainsec == 'class') {
            continue;
        }

        // ~ if (enterprise_hook ('enterprise_acl', array ($config['id_user'], $mainsec)) == false)
            // ~ continue;
        if (! isset($main['id'])) {
            $id = 'menu_'.++$idcounter;
        } else {
            $id = $main['id'];
        }

        $submenu = false;
        $classes = ['menu_icon'];
        if (isset($main['sub'])) {
            $classes[] = '';
            $submenu = true;
        }

        if (!isset($main['refr'])) {
            $main['refr'] = 0;
        }

        if (($sec == $mainsec) && ($showSubsection)) {
            $classes[] = '';
        } else {
            $classes[] = '';
            if ($extensionInMenuParameter == $mainsec) {
                $classes[] = '';
            }
        }

        $output = '';

        if (! $submenu) {
            $main['sub'] = [];
            // Empty array won't go through foreach
        }

        $submenu_output = '';

        $count_sub = 0;
        $count_sub_access = 0;
        $first_sub_sec2 = '';

        foreach ($main['sub'] as $subsec2 => $sub) {
            $count_sub++;

            // Init some variables
            $visible = false;
            $selected = false;

            $subsec2 = io_safe_output($subsec2);
            // Choose valid suboptions (sec2)
            $check_2 = true;
            if (isset($sub['sub2'])) {
                $check_2 = false;
            }

            if (enterprise_hook('enterprise_acl', [$config['id_user'], $mainsec, $subsec2, $check_2]) == false) {
                continue;
            }

            // We store the first subsection to use it if the main section has not access
            if ($count_sub_access == 0) {
                $first_sub_sec2 = $subsec2;
            }

            $count_sub_access++;

            $class = '';

            $selected_submenu2 = false;

            // Look for submenus in level2!
            if (isset($sub['sub2'])) {
                $class .= 'has_submenu ';

                // This hacks avoid empty delimiter error when sec2 is not provided.
                if (!$sec2) {
                    $sec2 = ' ';
                }

                // Check if some submenu was selected to mark this (the parent) as selected
                foreach (array_keys($sub['sub2']) as $key) {
                    if (strpos($key, $sec2) !== false) {
                        $selected_submenu2 = true;
                        break;
                    }
                }
            }

            // Create godmode option if submenu has godmode on
            if (isset($sub['subsecs'])) {
                // Sometimes you need to add all paths because in the
                // same dir are code from visual console and reports
                // for example
                if (is_array($sub['subsecs'])) {
                    // Compare each string
                    foreach ($sub['subsecs'] as $god_path) {
                        if (strpos($sec2, $god_path) !== false) {
                            $selected_submenu2 = true;
                            break;
                        }
                    }
                } else {
                    // If there is only a string just compare
                    if (strpos($sec2, $sub['subsecs']) !== false) {
                        $selected_submenu2 = true;
                    }
                }
            }

            // Set class
            if (($sec2 == $subsec2 || $allsec2 == $subsec2
                || $selected_submenu2) && isset($sub[$subsec2]['options'])
                && (                    get_parameter_get($sub[$subsec2]['options']['name']) == $sub[$subsec2]['options']['value'])
            ) {
                // If the subclass is selected and there are options and that options value is true
                $class .= 'submenu_selected selected';
                $menu_selected = true;
                $selected = true;
                $visible = true;
            } else if (($sec2 == $subsec2 || $allsec2 == $subsec2 || $selected_submenu2) && !isset($sub[$subsec2]['options'])) {
                $class .= 'submenu_selected selected';
                $selected = true;
                $menu_selected = true;
                $hasExtensions = (array_key_exists('hasExtensions', $main)) ? $main['hasExtensions'] : false;
                if (($extensionInMenuParameter != '') && ($hasExtensions)) {
                    $visible = true;
                } else {
                    $visible = false;
                }
            } else if (isset($sub['pages']) && (array_search($sec2, $sub['pages']) !== false)) {
                $class .= 'submenu_selected selected';
                $menu_selected = true;
                $selected = true;
                $visible = true;
            } else {
                // Else it's not selected
                $class .= 'submenu_not_selected';
            }

            if (! isset($sub['refr'])) {
                $sub['refr'] = 0;
            }

            // Define submenu class to draw tree image
            if ($count_sub >= count($main['sub'])) {
                $sub_tree_class = 'submenu_text submenu_text_last';
            } else {
                $sub_tree_class = 'submenu_text submenu_text_middle';
            }

            if (isset($sub['type']) && $sub['type'] == 'direct') {
                // This is an external link
                $submenu_output .= '<li title="'.$sub['id'].'" id="'.str_replace(' ', '_', $sub['id']).'" class="'.$class.'">';

                if (isset($sub['subtype']) && $sub['subtype'] == 'nolink') {
                    $submenu_output .= '<div class=" SubNoLink '.$sub_tree_class.'">'.$sub['text'].'</div>';
                } else if (isset($sub['subtype']) && $sub['subtype'] == 'new_blank') {
                        $submenu_output .= '<a href="'.$subsec2.'" target="_blank"><div class="'.$sub_tree_class.'">'.$sub['text'].'</div></a>';
                } else {
                    $submenu_output .= '<a href="'.$subsec2.'"><div class="'.$sub_tree_class.'">'.$sub['text'].'</div></a>';
                }
            } else {
                // This is an internal link
                if (isset($sub[$subsec2]['options'])) {
                    $link_add = '&amp;'.$sub[$subsec2]['options']['name'].'='.$sub[$subsec2]['options']['value'];
                } else {
                    $link_add = '';
                }

                $submenu_output .= '<li id="'.str_replace(' ', '_', $sub['id']).'" '.($class ? ' class="'.$class.'"' : '').'>';

                // Ini Add icon extension
                $secExtension = null;
                if (array_key_exists('extension', $sub)) {
                    $secExtensionBool = $sub['extension'];
                } else {
                    $secExtensionBool = false;
                }

                // DISABLE SUBMENU IMAGES
                $secExtensionBool = false;

                if ($secExtensionBool) {
                    // $imageIconDefault = 'images/extensions.png';
                    if (strlen($sub['icon']) > 0) {
                        $icon_enterprise = false;
                        if (isset($sub['enterprise'])) {
                            $icon_enterprise = (bool) $sub['enterprise'];
                        }

                        if ($icon_enterprise) {
                            $imageIcon = 'enterprise/extensions/'.$sub['icon'];
                        } else {
                            $imageIcon = 'extensions/'.$sub['icon'];
                        }

                        if (!file_exists(realpath($imageIcon))) {
                            $imageIcon = $imageIconDefault;
                        }
                    } else {
                        $imageIcon = $imageIconDefault;
                    }

                    // $submenu_output .= '<div style="background: url('.$imageIcon.') no-repeat; width: 16px; height: 16px; float: left; margin: 5px 0px 0px 3px;">&nbsp;</div>';
                }

                $secExtension = null;
                if (array_key_exists('sec', $sub)) {
                    $secExtension = $sub['sec'];
                }

                if (strlen($secExtension) > 0) {
                    $secUrl = $secExtension;
                    $extensionInMenu = 'extension_in_menu='.$mainsec.'&amp;';
                } else {
                    $secUrl = $mainsec;
                    $extensionInMenu = '';
                }

                if (isset($sub['text']) || $selected) {
                    $title = ' title="'.$sub['text'].' "';
                } else {
                    $title = '';
                }

                $submenu_output .= '<a href="index.php?'.$extensionInMenu.'sec='.$secUrl.'&amp;'.'sec2='.$subsec2.($sub['refr'] ? '&amp;refr='.$sub['refr'] : '').$link_add.'"'.$title.'>'.'<div class="'.$sub_tree_class.'">'.$sub['text'].'</div>'.'</a>';

                if (isset($sub['sub2'])) {
                    // $submenu_output .= html_print_image("include/styles/images/toggle.png", true, array("class" => "toggle", "alt" => "toogle"));
                }
            }

            // Print second level submenu
            if (isset($sub['sub2'])) {
                $submenu2_list = '';

                $count_sub2 = 0;
                foreach ($sub['sub2'] as $key => $sub2) {
                    if (enterprise_hook('enterprise_acl', [$config['id_user'], $mainsec, $subsec2, false, $key]) == false) {
                        continue;
                    }

                    $count_sub2++;

                    if (isset($sub2['type']) && $sub2['type'] == 'direct') {
                        if (isset($sub2['subtype']) && $sub2['subtype'] == 'new_blank') {
                            $link = $key.'"'.'target = \'_blank\'';
                        }
                    } else {
                        $link = 'index.php?sec='.$subsec2.'&sec2='.$key;
                    }

                    $class = 'sub_subMenu';

                    if ($key == $sec2) {
                        $class .= ' selected';
                    }

                    // Define submenu2 class to draw tree image
                    if ($count_sub2 >= count($sub['sub2'])) {
                        $sub_tree_class = 'submenu_text submenu2_text_last';
                    } else {
                        $sub_tree_class = 'submenu_text submenu2_text_middle';
                    }

                    if (isset($sub2['title'])) {
                        $sub_title = $sub2['title'];
                    } else {
                        $sub_title = '';
                    }

                    $submenu2_list .= '<li class="'.$class.'" style="">';
                    $submenu2_list .= '<a href="'.$link.'"><div class="'.$sub_tree_class.'" title="'.$sub2['text'].'" >'.$sub2['text'].'</div></a></li>';
                    $sub_title = '';
                }

                // Add submenu2 to submenu string
                $submenu_output .= '<ul id="sub'.str_replace(' ', '_', $sub['id']).'" class="submenu2">';
                $submenu_output .= $submenu2_list;
                $submenu_output .= '</ul>';
            }

            // Submenu close list!
            $submenu_output .= '</li>';
        }

        // Choose valid section (sec)
        if (enterprise_hook('enterprise_acl', [$config['id_user'], $mainsec, $main['sec2']]) == false) {
            if ($count_sub_access > 0) {
                // If any susection have access but main section not, we change main link to first subsection found
                $main['sec2'] = $first_sub_sec2;
            } else {
                continue;
            }
        }

        if ($menu_selected) {
            $seleccionado = 'selected';
        } else {
            $seleccionado = '';
        }

        // Print out the first level
        $output .= '<li title="'.$main['text'].'" class="'.implode(' ', $classes).' '.$seleccionado.'" id="icon_'.$id.'">';
                        // onclick="location.href=\'index.php?sec='.$mainsec.'&amp;sec2='.$main["sec2"].($main["refr"] ? '&amp;refr='.$main["refr"] : '').'\'">';
        $length = strlen(__($main['text']));
        $padding_top = ( $length >= 18) ? 6 : 12;

        $output .= '<div id="title_menu" style="padding-top:'.$padding_top.'px; display:none;">'.$main['text'].'</div>';
        // Add the notification ball if defined
        if (isset($main['notification'])) {
            $output .= '<div class="notification_ball">'.$main['notification'].'</div>';
        }

        $padding_top = 0;
        $length = 0;
        // $output .= html_print_image("include/styles/images/toggle.png", true, array("class" => "toggle", "alt" => "toogle"));
        if ($submenu_output != '') {
            // WARNING: IN ORDER TO MODIFY THE VISIBILITY OF MENU'S AND SUBMENU'S (eg. with cookies) YOU HAVE TO ADD TO THIS ELSEIF. DON'T MODIFY THE CSS
            if ($visible || in_array('selected', $classes)) {
                $visible = true;
            }

            if (!$showSubsection) {
                $visible = false;
            }

            $output .= '<ul id="subicon_'.$id.'" class="submenu'.($visible ? '' : ' invisible').'">';
            $output .= $submenu_output;
            $output .= '</ul>';
        }

        $config['count_main_menu']++;
        $output .= '</li>';
        echo $output;
        $menu_selected = false;
    }

    // Finish menu
    echo '</ul>';
    // Invisible UL for adding border-top
    echo '</div>';
}


/**
 * Get all the data structure of menu. Operation and Godmode
 *
 * @return array Menu structure.
 */
function menu_get_full_sec()
{
    global $menu_operation;
    global $menu_godmode;

    if ($menu_godmode == null || $menu_operation == null) {
        return [];
    } else {
        $menu = ($menu_operation + $menu_godmode);
    }

    unset($menu['class']);

    menu_add_extras($menu);

    return $menu;
}


/**
 * Build an extra access pages array and merge it with menu
 *
 * @param menu array (pass by reference)
 */
function menu_add_extras(&$menu)
{
    global $config;

    $menu_extra = [];
    $menu_extra['gusuarios']['sub']['godmode/users/configure_user']['text'] = __('Configure user');
    $menu_extra['gusuarios']['sub']['godmode/users/configure_profile']['text'] = __('Configure profile');

    $menu_extra['gservers']['sub']['godmode/servers/manage_recontask_form']['text'] = __('Manage recontask');

    $menu_extra['gmodules']['sub']['godmode/modules/manage_network_templates_form']['text'] = __('Module templates management');
    $menu_extra['gmodules']['sub']['enterprise/godmode/modules/manage_inventory_modules_form']['text'] = __('Inventory modules management');
    $menu_extra['gmodules']['sub']['godmode/tag/edit_tag']['text'] = __('Tags management');

    $menu_extra['gagente']['sub']['godmode/agentes/configurar_agente']['text'] = __('Agents management');

    $menu_extra['estado']['sub']['operation/agentes/ver_agente']['text'] = __('View agent');

    $menu_extra['galertas']['sub']['godmode/alerts/configure_alert_template']['text'] = __('Configure alert template');

    $menu_extra['network']['sub']['operation/agentes/networkmap']['text'] = __('Manage network map');
    $menu_extra['network']['sub']['operation/visual_console/render_view']['text'] = __('View visual console');
    $menu_extra['network']['sub']['godmode/reporting/visual_console_builder']['text'] = __('Builder visual console');

    $menu_extra['eventos']['sub']['godmode/events/events']['text'] = __('Administration events');

    $menu_extra['reporting']['sub']['operation/reporting/reporting_viewer']['text'] = __('View reporting');
    $menu_extra['reporting']['sub']['operation/reporting/graph_viewer']['text'] = __('Graph viewer');

    $menu_extra['reporting']['sub']['godmode/reporting/graph_builder']['text'] = __('Manage custom graphs');
    $menu_extra['reporting']['sub']['godmode/reporting/graph_container']['text'] = __('View graph containers');
    $menu_extra['reporting']['sub']['godmode/reporting/create_container']['text'] = __('Manage graph containers');
    $menu_extra['reporting']['sub']['enterprise/godmode/reporting/graph_template_list']['text'] = __('View graph templates');
    $menu_extra['reporting']['sub']['enterprise/godmode/reporting/graph_template_editor']['text'] = __('Manage graph templates');
    $menu_extra['reporting']['sub']['enterprise/godmode/reporting/graph_template_item_editor']['text'] = __('Graph template items');
    $menu_extra['reporting']['sub']['enterprise/godmode/reporting/graph_template_wizard']['text'] = __('Graph template wizard');

    $menu_extra['reporting']['sub']['enterprise/dashboard/dashboard_replicate']['text'] = __('Copy dashboard');

    if ($config['activate_gis']) {
        $menu_extra['godgismaps']['sub']['godmode/gis_maps/configure_gis_map']['text'] = __('Manage GIS Maps');
    }

    $menu_extra['workspace']['sub']['operation/incidents/incident_statistics']['text'] = __('Incidents statistics');
    $menu_extra['workspace']['sub']['operation/messages/message_edit']['text'] = __('Manage messages');

    $menu_extra['gagente']['sub']['godmode/groups/configure_group']['text'] = __('Manage groups');
    $menu_extra['gagente']['sub']['godmode/groups/configure_modu_group']['text'] = __('Manage module groups');
    $menu_extra['gagente']['sub']['godmode/agentes/configure_field']['text'] = __('Manage custom field');

    $menu_extra['galertas']['sub']['godmode/alerts/configure_alert_action']['text'] = __('Manage alert actions');
    $menu_extra['galertas']['sub']['godmode/alerts/configure_alert_command']['text'] = __('Manage commands');
    $menu_extra['galertas']['sub']['enterprise/godmode/alerts/alert_events']['text'] = __('Manage event alerts');

    $menu_extra['gservers']['sub']['enterprise/godmode/servers/manage_export_form']['text'] = __('Manage export targets');

    $menu_extra['estado']['sub']['enterprise/godmode/services/manage_services']['text'] = __('Manage services');
    $menu_extra['estado']['sub']['godmode/snmpconsole/snmp_alert']['text'] = __('SNMP alerts');
    $menu_extra['estado']['sub']['godmode/snmpconsole/snmp_filters']['text'] = __('SNMP filters');
    $menu_extra['estado']['sub']['enterprise/godmode/snmpconsole/snmp_trap_editor']['text'] = __('SNMP trap editor');
    $menu_extra['estado']['sub']['snmpconsole']['sub2']['godmode/snmpconsole/snmp_trap_generator']['text'] = __('SNMP trap generator');

    $menu_extra['estado']['sub']['snmpconsole']['sub2']['operation/snmpconsole/snmp_view']['text'] = __('SNMP console');

    $menu_extra['workspace']['sub']['operation/incidents/incident_detail']['text'] = __('Manage incident');

    // Duplicate extensions as sec=extension to check it from url
    foreach ($menu as $k => $m) {
        if (!isset($m['sub'])) {
            continue;
        }

        foreach ($m['sub'] as $kk => $mm) {
            if (isset($mm['sec'])) {
                $menu_extra[$mm['sec']]['sub'][$kk]['text'] = $mm['text'];
            }
        }
    }

    $menu = array_merge_recursive($menu, $menu_extra);

    // Remove the duplicate the text entries.
    foreach ($menu as $k => $m) {
        if (!empty($m['text'])) {
            if (is_array($m['text'])) {
                $menu[$k]['text'] = reset($m['text']);
            }
        }
    }
}


/**
 * Get the sec list built in menu
 *
 * @param bool If true, the array returned will have the structure
 * to combo categories (optgroup)
 *
 * @return array Sections list
 */
function menu_get_sec($with_categories=false)
{
    $menu = menu_get_full_sec();
    unset($menu['class']);

    $in_godmode = false;
    foreach ($menu as $k => $v) {
        if ($with_categories) {
            if (!$in_godmode && $k[0] == 'g') {
                // Hack to dont confuse with gis activated because godmode
                // sec starts with g (like gismaps)
                if ($k != 'gismaps') {
                    $in_godmode = true;
                }
            }

            if ($in_godmode) {
                $category = __('Administration');
            } else {
                $category = __('Operation');
            }

            $sec_array[$k]['optgroup'] = $category;
            $sec_array[$k]['name'] = $v['text'];
        } else {
            $sec_array[$k] = $v['text'];
        }
    }

    return $sec_array;
}


/**
 * Get the sec list built in menu
 *
 * @param bool If true, the array returned will have the structure
 * to combo categories (optgroup)
 *
 * @return array Sections list
 */
function get_sec($sec=false)
{
    $menu = menu_get_full_sec();
    unset($menu['class']);

    $in_godmode = false;
    foreach ($menu as $k => $v) {
        if (isset($v['sub'][$sec])) {
            return $k;
        }
    }

    return false;
}


/**
 * Get the pages in a section
 *
 * @param string sec code
 * @param string menu hash. All the menu structure (For example
 *         returned by menu_get_full_sec(), json encoded and after that
 *         base64 encoded. If this value is false this data is obtained from
 *         menu_get_full_sec();
 *
 * @return array Sections list
 */
function menu_get_sec_pages($sec, $menu_hash=false)
{
    if (!$menu_hash) {
        $menu = menu_get_full_sec();
    } else {
        $menu = json_decode(base64_decode($menu_hash), true);
    }

    $sec2_array = [];

    if (isset($sec)) {
        // Get the sec2 of the main section
        $sec2_array[$menu[$sec]['sec2']] = $menu[$sec]['text'];

        // Get the sec2 of the subsections
        foreach ($menu[$sec]['sub'] as $k => $v) {
            // Avoid special cases of standalone windows
            if (preg_match('/^javascript:/', $k) || preg_match('/\.php/', $k)) {
                continue;
            }

            // If this value has various parameters, we only get the first
            $k = explode('&', $k);
            $k = $k[0];

            $sec2_array[$k] = $v['text'];
        }
    }

    return $sec2_array;
}


/**
 * Get the pages in a section2
 * $menu
 *
 * @param string sec code
 * @param string menu hash. All the menu structure (For example
 *         returned by menu_get_full_sec(), json encoded and after that
 *         base64 encoded. If this value is false this data is obtained from
 *         menu_get_full_sec();
 *
 * @return array Sections list
 */
function menu_get_sec2_pages($sec, $sec2, $menu_hash=false)
{
    if ($menu_hash === false) {
        $menu = menu_get_full_sec();
    } else {
        $menu = json_decode(base64_decode($menu_hash), true);
    }

    $sec3_array = [];

    if (isset($menu[$sec]['sub']) and isset($menu[$sec]['sub'][$sec2]['sub2'])) {
        // Get the sec2 of the subsections
        foreach ($menu[$sec]['sub'][$sec2]['sub2'] as $k => $v) {
            $sec3_array[$k] = $v['text'];
        }
    }

    return $sec3_array;
}


/**
 * Check if a page (sec2) is in a section (sec)
 *
 * @param string section (sec) code
 * @param string page (sec2)code
 *
 * @return true if the page is in section, false otherwise
 */
function menu_sec2_in_sec($sec, $sec2)
{
    $sec2_array = menu_get_sec_pages($sec);

    // If this value has various parameters, we only get the first
    $sec2 = explode('&', $sec2);
    $sec2 = $sec2[0];

    if ($sec2_array != null && in_array($sec2, array_keys($sec2_array))) {
        return true;
    }

    return false;
}


function menu_sec3_in_sec2($sec, $sec2, $sec3)
{
    $sec3_array = menu_get_sec2_pages($sec, $sec2, $menu_hash = false);

    // If this value has various parameters, we only get the first
    $sec3 = explode('&', $sec3);
    $sec3 = $sec3[0];

    if ($sec3_array != null && in_array($sec3, array_keys($sec3_array))) {
        return true;
    }

    return false;
}