menubase.class.php

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<?php
/* Copyright (C) 2007-2009  Laurent Destailleur <eldy@users.sourceforge.net>
 * Copyright (C) 2009-2012  Regis Houssin   <regis.houssin@inodbox.com>
 * Copyright (C) 2018-2019  Frédéric France     <frederic.france@netlogic.fr>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <https://www.gnu.org/licenses/>.
 */
 
class Menubase
{
  public $db;
 
  public $error;
 
  public $errors = array();
 
  public $id;
 
  public $entity;
 
  public $menu_handler;
 
  public $module;
 
  public $type;
 
  public $mainmenu;
 
  public $fk_menu;
 
  public $fk_mainmenu;
 
  public $fk_leftmenu;
 
  public $position;
 
  public $url;
 
  public $target;
 
  public $titre;
 
  public $title;
 
  public $prefix;
 
  public $langs;
 
  public $level;
 
  public $leftmenu;
 
  public $perms;
 
  public $enabled;
 
  public $user;
 
  public $tms;
 
  public $newmenu;
 
  public function __construct($db, $menu_handler = '')
  {
    $this->db = $db;
    $this->menu_handler = $menu_handler;
    return 1;
  }
 
 
  public function create($user = null)
  {
    global $conf, $langs;
 
    // Clean parameters
    if (!isset($this->enabled)) {
      $this->enabled = '1';
    }
    $this->entity = (isset($this->entity) && (int) $this->entity >= 0 ? (int) $this->entity : $conf->entity);
    $this->menu_handler = trim((string) $this->menu_handler);
    $this->module = trim((string) $this->module);
    $this->type = trim((string) $this->type);
    $this->mainmenu = trim((string) $this->mainmenu);
    $this->leftmenu = trim((string) $this->leftmenu);
    $this->fk_menu = (int) $this->fk_menu; // If -1, fk_mainmenu and fk_leftmenu must be defined
    $this->fk_mainmenu = trim((string) $this->fk_mainmenu);
    $this->fk_leftmenu = trim((string) $this->fk_leftmenu);
    $this->position = (int) $this->position;
    $this->url = trim((string) $this->url);
    $this->target = trim((string) $this->target);
    $this->title = trim((string) $this->title);
    $this->langs = trim((string) $this->langs);
    $this->perms = trim((string) $this->perms);
    $this->enabled = trim((string) $this->enabled);
    $this->user = (int) $this->user;
    if (empty($this->position)) {
      $this->position = 0;
    }
    if (!$this->level) {
      $this->level = 0;
    }
 
    // Check parameters
    if (empty($this->menu_handler)) {
      return -1;
    }
 
    // For PGSQL, we must first found the max rowid and use it as rowid in insert because postgresql
    // may use an already used value because its internal cursor does not increase when we do
    // an insert with a forced id.
    if (in_array($this->db->type, array('pgsql'))) {
      $sql = "SELECT MAX(rowid) as maxrowid FROM ".$this->db->prefix()."menu";
      $resqlrowid = $this->db->query($sql);
      if ($resqlrowid) {
        $obj = $this->db->fetch_object($resqlrowid);
        $maxrowid = $obj->maxrowid;
 
        // Max rowid can be empty if there is no record yet
        if (empty($maxrowid)) {
          $maxrowid = 1;
        }
 
        $sql = "SELECT setval('".$this->db->prefix()."menu_rowid_seq', ".($maxrowid).")";
        //print $sql; exit;
        $resqlrowidset = $this->db->query($sql);
        if (!$resqlrowidset) {
          dol_print_error($this->db);
        }
      } else {
        dol_print_error($this->db);
      }
    }
 
    // Check that entry does not exists yet on key menu_handler-fk_menu-position-url-entity, to avoid errors with postgresql
    $sql = "SELECT count(*)";
    $sql .= " FROM ".$this->db->prefix()."menu";
    $sql .= " WHERE menu_handler = '".$this->db->escape($this->menu_handler)."'";
    $sql .= " AND fk_menu = ".((int) $this->fk_menu);
    $sql .= " AND position = ".((int) $this->position);
    $sql .= " AND url = '".$this->db->escape($this->url)."'";
    $sql .= " AND entity IN (0, ".$conf->entity.")";
 
    $result = $this->db->query($sql);
    if ($result) {
      $row = $this->db->fetch_row($result);
 
      if ($row[0] == 0) {   // If not found
        // Insert request
        $sql = "INSERT INTO ".$this->db->prefix()."menu(";
        $sql .= "menu_handler,";
        $sql .= "entity,";
        $sql .= "module,";
        $sql .= "type,";
        $sql .= "mainmenu,";
        $sql .= "leftmenu,";
        $sql .= "fk_menu,";
        $sql .= "fk_mainmenu,";
        $sql .= "fk_leftmenu,";
        $sql .= "position,";
        $sql .= "url,";
        $sql .= "target,";
        $sql .= "titre,";
        $sql .= "prefix,";
        $sql .= "langs,";
        $sql .= "perms,";
        $sql .= "enabled,";
        $sql .= "usertype";
        $sql .= ") VALUES (";
        $sql .= " '".$this->db->escape($this->menu_handler)."',";
        $sql .= " '".$this->db->escape($this->entity)."',";
        $sql .= " '".$this->db->escape($this->module)."',";
        $sql .= " '".$this->db->escape($this->type)."',";
        $sql .= " ".($this->mainmenu ? "'".$this->db->escape($this->mainmenu)."'" : "''").","; // Can't be null
        $sql .= " ".($this->leftmenu ? "'".$this->db->escape($this->leftmenu)."'" : "null").",";
        $sql .= " ".((int) $this->fk_menu).",";
        $sql .= " ".($this->fk_mainmenu ? "'".$this->db->escape($this->fk_mainmenu)."'" : "null").",";
        $sql .= " ".($this->fk_leftmenu ? "'".$this->db->escape($this->fk_leftmenu)."'" : "null").",";
        $sql .= " ".((int) $this->position).",";
        $sql .= " '".$this->db->escape($this->url)."',";
        $sql .= " '".$this->db->escape($this->target)."',";
        $sql .= " '".$this->db->escape($this->title)."',";
        $sql .= " '".$this->db->escape($this->prefix)."',";
        $sql .= " '".$this->db->escape($this->langs)."',";
        $sql .= " '".$this->db->escape($this->perms)."',";
        $sql .= " '".$this->db->escape($this->enabled)."',";
        $sql .= " '".$this->db->escape($this->user)."'";
        $sql .= ")";
 
        dol_syslog(get_class($this)."::create", LOG_DEBUG);
        $resql = $this->db->query($sql);
        if ($resql) {
          $this->id = $this->db->last_insert_id($this->db->prefix()."menu");
          dol_syslog(get_class($this)."::create record added has rowid=".((int) $this->id), LOG_DEBUG);
 
          return $this->id;
        } else {
          $this->error = "Error ".$this->db->lasterror();
          return -1;
        }
      } else {
        dol_syslog(get_class($this)."::create menu entry already exists", LOG_WARNING);
        $this->error = 'Error Menu entry ('.$this->menu_handler.','.$this->position.','.$this->url.') already exists';
        return 0;
      }
    } else {
      return -1;
    }
  }
 
  public function update($user = null, $notrigger = 0)
  {
    //global $conf, $langs;
 
    // Clean parameters
    $this->rowid = trim($this->rowid);
    $this->menu_handler = trim($this->menu_handler);
    $this->module = trim($this->module);
    $this->type = trim($this->type);
    $this->mainmenu = trim($this->mainmenu);
    $this->leftmenu = trim($this->leftmenu);
    $this->fk_menu = (int) $this->fk_menu;
    $this->fk_mainmenu = trim($this->fk_mainmenu);
    $this->fk_leftmenu = trim($this->fk_leftmenu);
    $this->position = (int) $this->position;
    $this->url = trim($this->url);
    $this->target = trim($this->target);
    $this->title = trim($this->title);
    $this->prefix = trim($this->prefix);
    $this->langs = trim($this->langs);
    $this->perms = trim($this->perms);
    $this->enabled = trim($this->enabled);
    $this->user = (int) $this->user;
 
    // Check parameters
    // Put here code to add control on parameters values
 
    // Update request
    $sql = "UPDATE ".$this->db->prefix()."menu SET";
    $sql .= " menu_handler='".$this->db->escape($this->menu_handler)."',";
    $sql .= " module='".$this->db->escape($this->module)."',";
    $sql .= " type='".$this->db->escape($this->type)."',";
    $sql .= " mainmenu='".$this->db->escape($this->mainmenu)."',";
    $sql .= " leftmenu='".$this->db->escape($this->leftmenu)."',";
    $sql .= " fk_menu=".((int) $this->fk_menu).",";
    $sql .= " fk_mainmenu=".($this->fk_mainmenu ? "'".$this->db->escape($this->fk_mainmenu)."'" : "null").",";
    $sql .= " fk_leftmenu=".($this->fk_leftmenu ? "'".$this->db->escape($this->fk_leftmenu)."'" : "null").",";
    $sql .= " position=".($this->position > 0 ? ((int) $this->position) : 0).",";
    $sql .= " url='".$this->db->escape($this->url)."',";
    $sql .= " target='".$this->db->escape($this->target)."',";
    $sql .= " titre='".$this->db->escape($this->title)."',";
    $sql .= " prefix='".$this->db->escape($this->prefix)."',";
    $sql .= " langs='".$this->db->escape($this->langs)."',";
    $sql .= " perms='".$this->db->escape($this->perms)."',";
    $sql .= " enabled='".$this->db->escape($this->enabled)."',";
    $sql .= " usertype='".$this->db->escape($this->user)."'";
    $sql .= " WHERE rowid=".((int) $this->id);
 
    dol_syslog(get_class($this)."::update", LOG_DEBUG);
    $resql = $this->db->query($sql);
    if (!$resql) {
      $this->error = "Error ".$this->db->lasterror();
      return -1;
    }
 
    return 1;
  }
 
 
  public function fetch($id, $user = null)
  {
    //global $langs;
 
    $sql = "SELECT";
    $sql .= " t.rowid,";
    $sql .= " t.menu_handler,";
    $sql .= " t.entity,";
    $sql .= " t.module,";
    $sql .= " t.type,";
    $sql .= " t.mainmenu,";
    $sql .= " t.leftmenu,";
    $sql .= " t.fk_menu,";
    $sql .= " t.fk_mainmenu,";
    $sql .= " t.fk_leftmenu,";
    $sql .= " t.position,";
    $sql .= " t.url,";
    $sql .= " t.target,";
    $sql .= " t.titre as title,";
    $sql .= " t.prefix,";
    $sql .= " t.langs,";
    $sql .= " t.perms,";
    $sql .= " t.enabled,";
    $sql .= " t.usertype as user,";
    $sql .= " t.tms";
    $sql .= " FROM ".$this->db->prefix()."menu as t";
    $sql .= " WHERE t.rowid = ".((int) $id);
 
    dol_syslog(get_class($this)."::fetch", LOG_DEBUG);
    $resql = $this->db->query($sql);
    if ($resql) {
      if ($this->db->num_rows($resql)) {
        $obj = $this->db->fetch_object($resql);
 
        $this->id = $obj->rowid;
 
        $this->menu_handler = $obj->menu_handler;
        $this->entity = $obj->entity;
        $this->module = $obj->module;
        $this->type = $obj->type;
        $this->mainmenu = $obj->mainmenu;
        $this->leftmenu = $obj->leftmenu;
        $this->fk_menu = $obj->fk_menu;
        $this->fk_mainmenu = $obj->fk_mainmenu;
        $this->fk_leftmenu = $obj->fk_leftmenu;
        $this->position = $obj->position;
        $this->url = $obj->url;
        $this->target = $obj->target;
        $this->title = $obj->title;
        $this->prefix = $obj->prefix;
        $this->langs = $obj->langs;
        $this->perms = $obj->perms;
        $this->enabled = str_replace("\"", "'", $obj->enabled);
        $this->user = $obj->user;
        $this->tms = $this->db->jdate($obj->tms);
      }
      $this->db->free($resql);
 
      return 1;
    } else {
      $this->error = "Error ".$this->db->lasterror();
      return -1;
    }
  }
 
 
  public function delete($user)
  {
    //global $conf, $langs;
 
    $sql = "DELETE FROM ".$this->db->prefix()."menu";
    $sql .= " WHERE rowid=".((int) $this->id);
 
    dol_syslog(get_class($this)."::delete", LOG_DEBUG);
    $resql = $this->db->query($sql);
    if (!$resql) {
      $this->error = "Error ".$this->db->lasterror();
      return -1;
    }
 
    return 1;
  }
 
 
  public function initAsSpecimen()
  {
    $this->id = 0;
 
    $this->menu_handler = 'all';
    $this->module = 'specimen';
    $this->type = 'top';
    $this->mainmenu = '';
    $this->fk_menu = '0';
    $this->position = '';
    $this->url = 'http://dummy';
    $this->target = '';
    $this->title = 'Specimen menu';
    $this->langs = '';
    $this->leftmenu = '';
    $this->perms = '';
    $this->enabled = '';
    $this->user = '';
    $this->tms = '';
  }
 
 
  public function menuTopCharger($mymainmenu, $myleftmenu, $type_user, $menu_handler, &$tabMenu)
  {
    global $langs, $user, $conf; // To export to dol_eval function
    global $mainmenu, $leftmenu; // To export to dol_eval function
 
    $mainmenu = $mymainmenu; // To export to dol_eval function
    $leftmenu = $myleftmenu; // To export to dol_eval function
 
    $newTabMenu = array();
    foreach ($tabMenu as $val) {
      if ($val['type'] == 'top') {
        $newTabMenu[] = $val;
      }
    }
 
    return $newTabMenu;
  }
 
  public function menuLeftCharger($newmenu, $mymainmenu, $myleftmenu, $type_user, $menu_handler, &$tabMenu)
  {
    global $langs, $user, $conf; // To export to dol_eval function
    global $mainmenu, $leftmenu; // To export to dol_eval function
 
    $mainmenu = $mymainmenu; // To export to dol_eval function
    $leftmenu = $myleftmenu; // To export to dol_eval function
 
    // Detect what is top mainmenu id
    $menutopid = '';
    foreach ($tabMenu as $key => $val) {
      // Define menutopid of mainmenu
      if (empty($menutopid) && $val['type'] == 'top' && $val['mainmenu'] == $mainmenu) {
        $menutopid = $val['rowid'];
        break;
      }
    }
 
    // We initialize newmenu with first already found menu entries
    $this->newmenu = $newmenu;
 
    // Now complete $this->newmenu->list to add entries found into $tabMenu that are childs of mainmenu=$menutopid, using the fk_menu link that is int (old method)
    $this->recur($tabMenu, $menutopid, 1);
 
    // Now complete $this->newmenu->list when fk_menu value is -1 (left menu added by modules with no top menu)
    foreach ($tabMenu as $key => $val) {
      if ($val['fk_menu'] == -1 && $val['fk_mainmenu'] == $mainmenu) {    // We found a menu entry not linked to parent with good mainmenu
        //print 'Try to add menu (current is mainmenu='.$mainmenu.' leftmenu='.$leftmenu.') for '.join(',',$val).' fk_mainmenu='.$val['fk_mainmenu'].' fk_leftmenu='.$val['fk_leftmenu'].'<br>';
        //var_dump($this->newmenu->liste);exit;
 
        if (empty($val['fk_leftmenu'])) {
          $this->newmenu->add($val['url'], $val['titre'], 0, $val['perms'], $val['target'], $val['mainmenu'], $val['leftmenu'], $val['position'], '', '', '', $val['prefix']);
          //var_dump($this->newmenu->liste);
        } else {
          // Search first menu with this couple (mainmenu,leftmenu)=(fk_mainmenu,fk_leftmenu)
          $searchlastsub = 0;
          $lastid = 0;
          $nextid = 0;
          $found = 0;
          foreach ($this->newmenu->liste as $keyparent => $valparent) {
            //var_dump($valparent);
            if ($searchlastsub) {    // If we started to search for last submenu
              if ($valparent['level'] >= $searchlastsub) {
                $lastid = $keyparent;
              }
              if ($valparent['level'] < $searchlastsub) {
                $nextid = $keyparent;
                break;
              }
            }
            if ($valparent['mainmenu'] == $val['fk_mainmenu'] && $valparent['leftmenu'] == $val['fk_leftmenu']) {
              //print "We found parent: keyparent='.$keyparent.' - level=".$valparent['level'].' - '.join(',',$valparent).'<br>';
              // Now we look to find last subelement of this parent (we add at end)
              $searchlastsub = ($valparent['level'] + 1);
              $lastid = $keyparent;
              $found = 1;
            }
          }
          //print 'We must insert menu entry between entry '.$lastid.' and '.$nextid.'<br>';
          if ($found) {
            $this->newmenu->insert($lastid, $val['url'], $val['titre'], $searchlastsub, $val['perms'], $val['target'], $val['mainmenu'], $val['leftmenu'], $val['position'], '', '', '', $val['prefix']);
          } else {
            dol_syslog("Error. Modules ".$val['module']." has defined a menu entry with a parent='fk_mainmenu=".$val['fk_leftmenu'].",fk_leftmenu=".$val['fk_leftmenu']."' and position=".$val['position'].'. The parent was not found. May be you forget it into your definition of menu, or may be the parent has a "position" that is after the child (fix field "position" of parent or child in this case).', LOG_WARNING);
            //print "Parent menu not found !!<br>";
          }
        }
      }
    }
 
    return $this->newmenu;
  }
 
 
  public function menuLoad($mymainmenu, $myleftmenu, $type_user, $menu_handler, &$tabMenu)
  {
    global $langs, $user, $conf; // To export to dol_eval function
    global $mainmenu, $leftmenu; // To export to dol_eval function
 
    $mainmenu = $mymainmenu; // To export to dol_eval function
    $leftmenu = $myleftmenu; // To export to dol_eval function
 
    $sql = "SELECT m.rowid, m.type, m.module, m.fk_menu, m.fk_mainmenu, m.fk_leftmenu, m.url, m.titre, m.prefix, m.langs, m.perms, m.enabled, m.target, m.mainmenu, m.leftmenu, m.position";
    $sql .= " FROM ".$this->db->prefix()."menu as m";
    $sql .= " WHERE m.entity IN (0,".$conf->entity.")";
    $sql .= " AND m.menu_handler IN ('".$this->db->escape($menu_handler)."','all')";
    if ($type_user == 0) {
      $sql .= " AND m.usertype IN (0,2)";
    }
    if ($type_user == 1) {
      $sql .= " AND m.usertype IN (1,2)";
    }
    $sql .= " ORDER BY m.position, m.rowid";
    //print $sql;
 
    //dol_syslog(get_class($this)."::menuLoad mymainmenu=".$mymainmenu." myleftmenu=".$myleftmenu." type_user=".$type_user." menu_handler=".$menu_handler." tabMenu size=".count($tabMenu), LOG_DEBUG);
    $resql = $this->db->query($sql);
    if ($resql) {
      $numa = $this->db->num_rows($resql);
 
      $a = 0;
      $b = 0;
      while ($a < $numa) {
        //$objm = $this->db->fetch_object($resql);
        $menu = $this->db->fetch_array($resql);
 
        // Define $right
        $perms = true;
        if (isset($menu['perms'])) {
          $tmpcond = $menu['perms'];
          if ($leftmenu == 'all') {
            $tmpcond = preg_replace('/\$leftmenu\s*==\s*["\'a-zA-Z_]+/', '1==1', $tmpcond); // Force part of condition to true
          }
          $perms = verifCond($tmpcond);
          //print "verifCond rowid=".$menu['rowid']." ".$tmpcond.":".$perms."<br>\n";
        }
 
        // Define $enabled
        $enabled = true;
        if (isset($menu['enabled'])) {
          $tmpcond = $menu['enabled'];
          if ($leftmenu == 'all') {
            $tmpcond = preg_replace('/\$leftmenu\s*==\s*["\'a-zA-Z_]+/', '1==1', $tmpcond); // Force part of condition to true
          }
          $enabled = verifCond($tmpcond);
        }
 
        // Define $title
        if ($enabled) {
          $title = $langs->trans($menu['titre']); // If $menu['titre'] start with $, a dol_eval is done.
          //var_dump($title.'-'.$menu['titre']);
          if ($title == $menu['titre']) {   // Translation not found
            if (!empty($menu['langs'])) {    // If there is a dedicated translation file
              //print 'Load file '.$menu['langs'].'<br>';
              $langs->load($menu['langs']);
            }
 
            $substitarray = array('__LOGIN__' => $user->login, '__USER_ID__' => $user->id, '__USER_SUPERVISOR_ID__' => $user->fk_user);
            $menu['titre'] = make_substitutions($menu['titre'], $substitarray);
 
            if (preg_match("/\//", $menu['titre'])) { // To manage translation when title is string1/string2
              $tab_titre = explode("/", $menu['titre']);
              $title = $langs->trans($tab_titre[0])."/".$langs->trans($tab_titre[1]);
            } elseif (preg_match('/\|\|/', $menu['titre'])) {
              // To manage different translation (Title||AltTitle@ConditionForAltTitle)
              $tab_title = explode("||", $menu['titre']);
              $alt_title = explode("@", $tab_title[1]);
              $title_enabled = verifCond($alt_title[1]);
              $title = ($title_enabled ? $langs->trans($alt_title[0]) : $langs->trans($tab_title[0]));
            } else {
              $title = $langs->trans($menu['titre']);
            }
          }
          //$tmp4=microtime(true);
          //print '>>> 3 '.($tmp4 - $tmp3).'<br>';
 
          // We complete tabMenu
          $tabMenu[$b]['rowid']       = $menu['rowid'];
          $tabMenu[$b]['module']      = $menu['module'];
          $tabMenu[$b]['fk_menu']     = $menu['fk_menu'];
          $tabMenu[$b]['url']         = $menu['url'];
          if (!preg_match("/^(http:\/\/|https:\/\/)/i", $tabMenu[$b]['url'])) {
            if (preg_match('/\?/', $tabMenu[$b]['url'])) {
              $tabMenu[$b]['url'] .= '&amp;idmenu='.$menu['rowid'];
            } else {
              $tabMenu[$b]['url'] .= '?idmenu='.$menu['rowid'];
            }
          }
          $tabMenu[$b]['titre']       = $title;
          $tabMenu[$b]['prefix'] = $menu['prefix'];
          $tabMenu[$b]['target']      = $menu['target'];
          $tabMenu[$b]['mainmenu']    = $menu['mainmenu'];
          $tabMenu[$b]['leftmenu']    = $menu['leftmenu'];
          $tabMenu[$b]['perms']       = $perms;
          $tabMenu[$b]['langs']       = $menu['langs']; // Note that this should not be used, lang file should be already loaded.
          $tabMenu[$b]['enabled']     = $enabled;
          $tabMenu[$b]['type']        = $menu['type'];
          $tabMenu[$b]['fk_mainmenu'] = $menu['fk_mainmenu'];
          $tabMenu[$b]['fk_leftmenu'] = $menu['fk_leftmenu'];
          $tabMenu[$b]['position']    = (int) $menu['position'];
 
          $b++;
        }
 
        $a++;
      }
      $this->db->free($resql);
 
      // Currently $tabMenu is sorted on position.
      // If a child have a position lower that its parent, we can make a loop to fix this here, but we prefer to show a warning
      // into the leftMenuCharger later to avoid useless operations.
 
      return 1;
    } else {
      dol_print_error($this->db);
      return -1;
    }
  }
 
  private function recur($tab, $pere, $level)
  {
    // Loop on tab array
    $num = count($tab);
    for ($x = 0; $x < $num; $x++) {
      //si un element a pour pere : $pere
      if ((($tab[$x]['fk_menu'] >= 0 && $tab[$x]['fk_menu'] == $pere)) && $tab[$x]['enabled']) {
        $this->newmenu->add($tab[$x]['url'], $tab[$x]['titre'], ($level - 1), $tab[$x]['perms'], $tab[$x]['target'], $tab[$x]['mainmenu'], $tab[$x]['leftmenu'], 0, '', '', '', $tab[$x]['prefix']);
        $this->recur($tab, $tab[$x]['rowid'], ($level + 1));
      }
    }
  }
}