printgcp.modules.php

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<?php
/*
 * Copyright (C) 2014-2025  Frédéric France         <frederic.france@free.fr>
 * Copyright (C) 2024-2026  MDW           <mdeweerd@users.noreply.github.com>
 *
 * 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/>.
 * or see https://www.gnu.org/
 */
 
include_once DOL_DOCUMENT_ROOT.'/core/modules/printing/modules_printing.php';
require_once DOL_DOCUMENT_ROOT.'/includes/OAuth/bootstrap.php';
 
use OAuth\Common\Storage\DoliStorage;
use OAuth\Common\Consumer\Credentials;
 
class printing_printgcp extends PrintingDriver
{
  public $name = 'printgcp';
 
  public $desc = 'PrintGCPDesc';
 
  public $picto = 'printer';
 
  public $active = 'PRINTING_PRINTGCP';
 
  public $conf = array();
 
  public $google_id = '';
 
  public $google_secret = '';
 
  public $db;
 
  private $OAUTH_SERVICENAME_GOOGLE = 'Google';
 
  const LOGIN_URL = 'https://accounts.google.com/o/oauth2/token';
  const PRINTERS_SEARCH_URL = 'https://www.google.com/cloudprint/search';
  const PRINTERS_GET_JOBS = 'https://www.google.com/cloudprint/jobs';
  const PRINT_URL = 'https://www.google.com/cloudprint/submit';
 
 
  public function __construct($db)
  {
    global $conf, $langs, $dolibarr_main_url_root;
 
    // Define $urlwithroot
    $urlwithouturlroot = preg_replace('/'.preg_quote(DOL_URL_ROOT, '/').'$/i', '', trim($dolibarr_main_url_root));
    $urlwithroot = $urlwithouturlroot.DOL_URL_ROOT; // This is to use external domain name found into config file
    //$urlwithroot=DOL_MAIN_URL_ROOT;         // This is to use same domain name than current
 
    $this->db = $db;
 
    if (!isModEnabled('oauth')) {
      $this->conf[] = array(
        'varname' => 'PRINTGCP_INFO',
        'info' => $langs->transnoentitiesnoconv("WarningModuleNotActive", "OAuth"),
        'type' => 'info',
      );
    } else {
      $keyforprovider = 'googleprint';
 
      $this->google_id = getDolGlobalString('OAUTH_GOOGLE_ID');
      $this->google_secret = getDolGlobalString('OAUTH_GOOGLE_SECRET');
      // Token storage
      $storage = new DoliStorage($this->db, $conf, $keyforprovider);
 
      //$storage->clearToken($this->OAUTH_SERVICENAME_GOOGLE);
      // Setup the credentials for the requests
      $credentials = new Credentials(
        $this->google_id,
        $this->google_secret,
        $urlwithroot.'/core/modules/oauth/google_oauthcallback.php'
      );
      $access = ($storage->hasAccessToken($this->OAUTH_SERVICENAME_GOOGLE) ? 'HasAccessToken' : 'NoAccessToken');
 
      $serviceFactory = new \OAuth\ServiceFactory();
      // Call $serviceFactory->buildV2Service() that do a construct with "new OAuth/OAuth2/Service/Google()" to build the $apiService object
      $apiService = $serviceFactory->createService($this->OAUTH_SERVICENAME_GOOGLE, $credentials, $storage, array());
      '@phan-var-force OAuth\OAuth2\Service\Google $apiService'; // createService is only ServiceInterface
 
      $token = null;
      try {
        // Do a select into oauth_token to get existing token
        $token = $storage->retrieveAccessToken($this->OAUTH_SERVICENAME_GOOGLE);
      } catch (Exception $e) {
        $this->errors[] = $e->getMessage();
        $token = null;
      }
 
      $expire = false;
      // Is token expired or will token expire in the next 30 seconds
      if ($token !== null) {
        // time() is used internally in token @phan-suppress-next-line DolibarrForbiddenFunctionPlugin
        $expire = ($token->getEndOfLife() !== -9002 && $token->getEndOfLife() !== -9001 && time() > ($token->getEndOfLife() - 30));
      }
 
      // Token expired so we refresh it
      if (($token !== null) && $expire) {
        try {
          // il faut sauvegarder le refresh token car google ne le donne qu'une seule fois
          $refreshtoken = $token->getRefreshToken();
          $token = $apiService->refreshAccessToken($token);
          $token->setRefreshToken($refreshtoken);
          $storage->storeAccessToken($this->OAUTH_SERVICENAME_GOOGLE, $token);
        } catch (Exception $e) {
          $this->errors[] = $e->getMessage();
        }
      }
      if ($this->google_id != '' && $this->google_secret != '') {
        $this->conf[] = array(
          'varname' => 'PRINTGCP_INFO',
          'info' => 'GoogleAuthConfigured',
          'type' => 'info'
        );
        $this->conf[] = array(
          'varname' => 'PRINTGCP_TOKEN_ACCESS',
          'info' => $access,
          'type' => 'info',
          'renew' => $urlwithroot.'/core/modules/oauth/google_oauthcallback.php?state=userinfo_email,userinfo_profile,cloud_print&backtourl='.urlencode(DOL_URL_ROOT.'/printing/admin/printing.php?mode=setup&driver=printgcp'),
          'delete' => ($storage->hasAccessToken($this->OAUTH_SERVICENAME_GOOGLE) ? $urlwithroot.'/core/modules/oauth/google_oauthcallback.php?action=delete&token='.newToken().'&backtourl='.urlencode(DOL_URL_ROOT.'/printing/admin/printing.php?mode=setup&driver=printgcp') : '')
        );
        if ($token !== null) {
          $expiredat = '';
 
          $refreshtoken = $token->getRefreshToken();
 
          $endoflife = $token->getEndOfLife();
 
          if ($endoflife == $token::EOL_NEVER_EXPIRES) {
            $expiredat = $langs->trans("Never");
          } elseif ($endoflife == $token::EOL_UNKNOWN) {
            $expiredat = $langs->trans("Unknown");
          } else {
            $expiredat = dol_print_date($endoflife, "dayhour");
          }
 
          $this->conf[] = array('varname' => 'TOKEN_REFRESH', 'info' => ((!empty($refreshtoken)) ? 'Yes' : 'No'), 'type' => 'info');
          $this->conf[] = array('varname' => 'TOKEN_EXPIRED', 'info' => ($expire ? 'Yes' : 'No'), 'type' => 'info');
          $this->conf[] = array('varname' => 'TOKEN_EXPIRE_AT', 'info' => ($expiredat), 'type' => 'info');
        }
        /*
        if ($storage->hasAccessToken($this->OAUTH_SERVICENAME_GOOGLE)) {
          $this->conf[] = array('varname'=>'PRINTGCP_AUTHLINK', 'link'=>$urlwithroot.'/core/modules/oauth/google_oauthcallback.php?backtourl='.urlencode(DOL_URL_ROOT.'/printing/admin/printing.php?mode=setup&driver=printgcp'), 'type'=>'authlink');
          $this->conf[] = array('varname'=>'DELETE_TOKEN', 'link'=>$urlwithroot.'/core/modules/oauth/google_oauthcallback.php?action=delete&token='.newToken().'&backtourl='.urlencode(DOL_URL_ROOT.'/printing/admin/printing.php?mode=setup&driver=printgcp'), 'type'=>'delete');
        } else {
          $this->conf[] = array('varname'=>'PRINTGCP_AUTHLINK', 'link'=>$urlwithroot.'/core/modules/oauth/google_oauthcallback.php?backtourl='.urlencode(DOL_URL_ROOT.'/printing/admin/printing.php?mode=setup&driver=printgcp'), 'type'=>'authlink');
        }*/
      } else {
        $this->conf[] = array(
          'varname' => 'PRINTGCP_INFO',
          'info' => 'GoogleAuthNotConfigured',
          'type' => 'info'
        );
      }
    }
    // do not display submit button
    $this->conf[] = array('enabled' => 0, 'type' => 'submit');
  }
 
  public function listAvailablePrinters()
  {
    global $conf, $langs;
    $error = 0;
    $langs->load('printing');
 
    $html = '<tr class="liste_titre">';
    $html .= '<td>'.$langs->trans('GCP_Name').'</td>';
    $html .= '<td>'.$langs->trans('GCP_displayName').'</td>';
    $html .= '<td>'.$langs->trans('GCP_Id').'</td>';
    $html .= '<td>'.$langs->trans('GCP_OwnerName').'</td>';
    $html .= '<td>'.$langs->trans('GCP_State').'</td>';
    $html .= '<td>'.$langs->trans('GCP_connectionStatus').'</td>';
    $html .= '<td>'.$langs->trans('GCP_Type').'</td>';
    $html .= '<td class="center">'.$langs->trans("Select").'</td>';
    $html .= '</tr>'."\n";
    $list = $this->getlistAvailableGcpPrinters();
    //$html.= '<td><pre>'.print_r($list,true).'</pre></td>';
    foreach ($list['available'] as $printer_det) {
      $html .= '<tr class="oddeven">';
      $html .= '<td>'.$printer_det['name'].'</td>';
      $html .= '<td>'.$printer_det['displayName'].'</td>';
      $html .= '<td>'.$printer_det['id'].'</td>'; // id to identify printer to use
      $html .= '<td>'.$printer_det['ownerName'].'</td>';
      $html .= '<td>'.$printer_det['status'].'</td>';
      $html .= '<td>'.$langs->trans('STATE_'.$printer_det['connectionStatus']).'</td>';
      $html .= '<td>'.$langs->trans('TYPE_'.$printer_det['type']).'</td>';
      // Default
      $html .= '<td class="center">';
      if (getDolGlobalString('PRINTING_GCP_DEFAULT') == $printer_det['id']) {
        $html .= img_picto($langs->trans("Default"), 'on');
      } else {
        $html .= '<a href="'.$_SERVER["PHP_SELF"].'?action=setvalue&token='.newToken().'&mode=test&varname=PRINTING_GCP_DEFAULT&driver=printgcp&value='.urlencode($printer_det['id']).'" alt="'.$langs->trans("Default").'">'.img_picto($langs->trans("Disabled"), 'off').'</a>';
      }
      $html .= '</td>';
      $html .= '</tr>'."\n";
    }
    $this->resprint = $html;
    return $error;
  }
 
 
  public function getlistAvailablePrinters()
  {
    /* Compatible with paretn class signature */
    return $this->getlistAvailableGcpPrinters()['available'];
  }
 
 
  public function getlistAvailableGcpPrinters()
  {
    global $conf;
    $ret = array();
 
    $keyforprovider = 'googleprint';
 
    // Token storage
    $storage = new DoliStorage($this->db, $conf, $keyforprovider);
    // Setup the credentials for the requests
    $credentials = new Credentials(
      $this->google_id,
      $this->google_secret,
      DOL_MAIN_URL_ROOT.'/core/modules/oauth/google_oauthcallback.php'
    );
    $serviceFactory = new \OAuth\ServiceFactory();
    $apiService = $serviceFactory->createService($this->OAUTH_SERVICENAME_GOOGLE, $credentials, $storage, array());
    '@phan-var-force OAuth\OAuth2\Service\Google $apiService'; // createService is only ServiceInterface
    // Check if we have auth token
    $token = null;
    try {
      $token = $storage->retrieveAccessToken($this->OAUTH_SERVICENAME_GOOGLE);
    } catch (Exception $e) {
      $this->errors[] = $e->getMessage();
      $token = null;
    }
    $expire = false;
    // Is token expired or will token expire in the next 30 seconds
    if ($token !== null) {
      $expire = ($token->getEndOfLife() !== -9002 && $token->getEndOfLife() !== -9001 && time() > ($token->getEndOfLife() - 30));
    }
 
    // Token expired so we refresh it
    if (($token !== null) && $expire) {
      try {
        // il faut sauvegarder le refresh token car google ne le donne qu'une seule fois
        $refreshtoken = $token->getRefreshToken();
        $token = $apiService->refreshAccessToken($token);
        $token->setRefreshToken($refreshtoken);
        $storage->storeAccessToken($this->OAUTH_SERVICENAME_GOOGLE, $token);
      } catch (Exception $e) {
        $this->errors[] = $e->getMessage();
      }
    }
    // Send a request with api
    $response = '';
    try {
      $response = $apiService->request(self::PRINTERS_SEARCH_URL);
    } catch (Exception $e) {
      $this->errors[] = $e->getMessage();
      print '<pre>'.print_r($e->getMessage(), true).'</pre>';
    }
    //print '<tr><td><pre>'.print_r($response, true).'</pre></td></tr>';
    $responsedata = json_decode($response, true);
    $printers = $responsedata['printers'];
    // Check if we have printers?
    if (is_array($printers) && count($printers) == 0) {
      // We don't have printers so return blank array
      $ret['available'] = array();
    } else {
      // We have printers so returns printers as array
      $ret['available'] = $printers;
    }
    return $ret;
  }
 
  public function printFile($file, $module, $subdir = '')
  {
    require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 
    global $conf, $user;
    $error = 0;
 
    $fileprint = $conf->{$module}->dir_output;
    if ($subdir != '') {
      $fileprint .= '/'.$subdir;
    }
    $fileprint .= '/'.$file;
    $mimetype = dol_mimetype($fileprint);
    $printer_id = '';
    // select printer uri for module order, propal,...
    $sql = "SELECT rowid, printer_id, copy FROM ".MAIN_DB_PREFIX."printing WHERE module='".$this->db->escape($module)."' AND driver='printgcp' AND userid=".((int) $user->id);
    $result = $this->db->query($sql);
    if ($result) {
      $obj = $this->db->fetch_object($result);
      if ($obj) {
        $printer_id = $obj->printer_id;
      } else {
        if (getDolGlobalString('PRINTING_GCP_DEFAULT')) {
          $printer_id = getDolGlobalString('PRINTING_GCP_DEFAULT');
        } else {
          $this->errors[] = 'NoDefaultPrinterDefined';
          $error++;
          return $error;
        }
      }
    } else {
      dol_print_error($this->db);
    }
 
    $ret = $this->sendPrintToPrinter($printer_id, $file, $fileprint, $mimetype);
    $this->error = 'PRINTGCP: '.$ret['errormessage'];
    if ($ret['status'] != 1) {
      $error++;
    }
    return $error;
  }
 
  public function sendPrintToPrinter($printerid, $printjobtitle, $filepath, $contenttype)
  {
    global $conf;
    // Check if printer id
    if (empty($printerid)) {
      return array('status' => 0, 'errorcode' => '', 'errormessage' => 'No provided printer ID');
    }
    // Open the file which needs to be print
    $handle = fopen($filepath, "rb");
    if (!$handle) {
      return array('status' => 0, 'errorcode' => '', 'errormessage' => 'Could not read the file.');
    }
    // Read file content
    $contents = fread($handle, filesize($filepath));
    fclose($handle);
    // Prepare post fields for sending print
    $post_fields = array(
      'printerid' => $printerid,
      'title' => $printjobtitle,
      'contentTransferEncoding' => 'base64',
      'content' => base64_encode($contents), // encode file content as base64
      'contentType' => $contenttype,
    );
 
    $keyforprovider = 'googleprint';
 
    // Dolibarr Token storage
    $storage = new DoliStorage($this->db, $conf, $keyforprovider);
    // Setup the credentials for the requests
    $credentials = new Credentials(
      $this->google_id,
      $this->google_secret,
      DOL_MAIN_URL_ROOT.'/core/modules/oauth/google_oauthcallback.php?service=google'
    );
    $serviceFactory = new \OAuth\ServiceFactory();
    $apiService = $serviceFactory->createService($this->OAUTH_SERVICENAME_GOOGLE, $credentials, $storage, array());
    '@phan-var-force OAuth\OAuth2\Service\Google $apiService'; // createService is only ServiceInterface
 
    // Check if we have auth token and refresh it
    $token = null;
    try {
      $token = $storage->retrieveAccessToken($this->OAUTH_SERVICENAME_GOOGLE);
    } catch (Exception $e) {
      $this->errors[] = $e->getMessage();
      $token = null;
    }
    if ($token !== null) {
      try {
        // il faut sauvegarder le refresh token car google ne le donne qu'une seule fois
        $refreshtoken = $token->getRefreshToken();
        $token = $apiService->refreshAccessToken($token);
        $token->setRefreshToken($refreshtoken);
        $storage->storeAccessToken($this->OAUTH_SERVICENAME_GOOGLE, $token);
      } catch (Exception $e) {
        $this->errors[] = $e->getMessage();
      }
    }
 
    // Send a request with api
    $response = json_decode($apiService->request(self::PRINT_URL, 'POST', $post_fields), true);
    //print '<tr><td><pre>'.print_r($response, true).'</pre></td></tr>';
    return array('status' => $response['success'], 'errorcode' => $response['errorCode'], 'errormessage' => $response['message']);
  }
 
 
  public function listJobs($module = null)
  {
    global $conf, $langs;
 
    $error = 0;
    $html = '';
 
    $keyforprovider = 'googleprint';
 
    // Token storage
    $storage = new DoliStorage($this->db, $conf, $keyforprovider);
    // Setup the credentials for the requests
    $credentials = new Credentials(
      $this->google_id,
      $this->google_secret,
      DOL_MAIN_URL_ROOT.'/core/modules/oauth/google_oauthcallback.php'
    );
    $serviceFactory = new \OAuth\ServiceFactory();
    $apiService = $serviceFactory->createService($this->OAUTH_SERVICENAME_GOOGLE, $credentials, $storage, array());
    '@phan-var-force OAuth\OAuth2\Service\Google $apiService'; // createService is only ServiceInterface
    // Check if we have auth token
    $token = null;
    try {
      $token = $storage->retrieveAccessToken($this->OAUTH_SERVICENAME_GOOGLE);
    } catch (Exception $e) {
      $this->errors[] = $e->getMessage();
      $token = null;
      $error++;
    }
    $expire = false;
    // Is token expired or will token expire in the next 30 seconds
    if ($token !== null) {
      $expire = ($token->getEndOfLife() !== -9002 && $token->getEndOfLife() !== -9001 && time() > ($token->getEndOfLife() - 30));
    }
 
    // Token expired so we refresh it
    if (($token !== null) && $expire) {
      try {
        // il faut sauvegarder le refresh token car google ne le donne qu'une seule fois
        $refreshtoken = $token->getRefreshToken();
        $token = $apiService->refreshAccessToken($token);
        $token->setRefreshToken($refreshtoken);
        $storage->storeAccessToken($this->OAUTH_SERVICENAME_GOOGLE, $token);
      } catch (Exception $e) {
        $this->errors[] = $e->getMessage();
        $error++;
      }
    }
    // Getting Jobs
    // Send a request with api
    $response = '';
    try {
      $response = $apiService->request(self::PRINTERS_GET_JOBS);
    } catch (Exception $e) {
      $this->errors[] = $e->getMessage();
      $error++;
    }
    $responsedata = json_decode($response, true);
    //$html .= '<pre>'.print_r($responsedata,true).'</pre>';
    $html .= '<div class="div-table-responsive">';
    $html .= '<table width="100%" class="noborder">';
    $html .= '<tr class="liste_titre">';
    $html .= '<td>'.$langs->trans("Id").'</td>';
    $html .= '<td>'.$langs->trans("Date").'</td>';
    $html .= '<td>'.$langs->trans("Owner").'</td>';
    $html .= '<td>'.$langs->trans("Printer").'</td>';
    $html .= '<td>'.$langs->trans("Filename").'</td>';
    $html .= '<td>'.$langs->trans("Status").'</td>';
    $html .= '<td>'.$langs->trans("Cancel").'</td>';
    $html .= '</tr>'."\n";
 
    $jobs = $responsedata['jobs'];
    //$html .= '<pre>'.print_r($jobs['0'],true).'</pre>';
    if (is_array($jobs)) {
      foreach ($jobs as $value) {
        $html .= '<tr class="oddeven">';
        $html .= '<td>'.$value['id'].'</td>';
        $dates = dol_print_date((int) substr($value['createTime'], 0, 10), 'dayhour');
        $html .= '<td>'.$dates.'</td>';
        $html .= '<td>'.$value['ownerId'].'</td>';
        $html .= '<td>'.$value['printerName'].'</td>';
        $html .= '<td>'.$value['title'].'</td>';
        $html .= '<td>'.$value['status'].'</td>';
        $html .= '<td>&nbsp;</td>';
        $html .= '</tr>';
      }
    } else {
      $html .= '<tr class="oddeven">';
      $html .= '<td colspan="7" class="opacitymedium">'.$langs->trans("None").'</td>';
      $html .= '</tr>';
    }
    $html .= '</table>';
    $html .= '</div>';
 
    $this->resprint = $html;
 
    return $error;
  }
}