#!/usr/bin/env php
<?php

$root = dirname(dirname(__FILE__));
require_once $root.'/scripts/__init_script__.php';
require_once 'storage.php';
require_once 'adapt.php';
require_once 'phab.php';

/* code */

function isValidTimezoneId($timezoneId)
{
  @$tz=timezone_open($timezoneId);
  return $tz!==FALSE;
}

$musers = unserialize(file_get_contents("dump/users"));
$importedusers = array();
$usedemails = array();

foreach ($musers as $muser)
{
  $username = $muser->name;
  $userid = $muser->id;
  $realname = trim($muser->realname);
  $email = $muser->email;
  $date = $muser->date;
  $timezone = $muser->timezone;

  $email = "_tmpdisabledemail_" . $email . "_tmpdisabledemail_"; 

  /* skip duplicate users */
  if(array_key_exists($username, $migrate_dedup_users))
    continue;

  /* log imported users */
  $importeduser = new MigrateImportedUser();
  $importeduser->name = $username;
  $importeduser->email = $email;

  /* detect spam */
  $isspam = false;

  foreach($spammails as $spam)
    if(endsWith($email, $spam))
      $isspam = true;
  
  if(!$isspam && strlen($realname) > 4) {
    if(substr($realname, 0, strlen($realname)-2) == $username . " " . $username) {
      if(ctype_upper(substr($realname, strlen($realname)-2, 2))) {
        $isspam = true;
      }
    }
  }
  
  if ($isspam) {
    $importeduser->isspam = true;
    $importedusers[$username] = $importeduser;
    continue;
  }

  /* fix timezones */
  if (!isValidTimezoneId($timezone)) {
    switch($timezone) {
      case "China/Beijing": $timezone = "Asia/Shanghai"; break;
      case "China/Shanghai":  $timezone = "Asia/Shanghai"; break;
      case "-1": $timezone = "GMT"; break;
      case "-2": $timezone = "GMT"; break;
      case "-3": $timezone = "GMT"; break;
      case "0": $timezone = "GMT"; break;
      case "1": $timezone = "GMT"; break;
      case "2": $timezone = "GMT"; break;
      case "3": $timezone = "GMT"; break;
      case "Asia/Beijing": $timezone = "Asia/Shanghai"; break;
      case "Asia/Riyadh87": $timezone = "Asia/Riyadh"; break;
      case "Asia/Riyadh88": $timezone = "Asia/Riyadh"; break;
      case "Asia/Riyadh89": $timezone = "Asia/Riyadh"; break;
      case "Mideast/Riyadh87": $timezone = "Asia/Riyadh"; break;
      case "Mideast/Riyadh88": $timezone = "Asia/Riyadh"; break;
      case "Mideast/Riyadh89": $timezone = "Asia/Riyadh"; break;
    }
  }

  if (!isValidTimezoneId($timezone)) {
    echo "ERROR: invalid timezone " . $timezone . ", changed to GMT\n";
    $timezone = "GMT";
  }
  
  /* check existing user and email */
  $existing_user = id(new PhabricatorUser())->loadOneWhere('username = %s', $username);
  if ($existing_user) {
    echo 'ERROR: ' . $username . " already exists.\n";
  }

  $existing_email = id(new PhabricatorUserEmail())->loadOneWhere('address = %s', $email);
  if ($existing_email) {
    echo 'ERROR: ' . $email . " already exists for user " . $username . ".\n";
  }

  if ($existing_email || $existing_user) {
    $importedusers[$username] = $importeduser;
    continue;
  }

  /* create user */
  $user = new PhabricatorUser();
  $user->setUsername($username);
  $user->setRealname($realname);
  $user->setOverrideDate($date);
  $user->setOverrideID($userid);
  $user->setTimezoneIdentifier($timezone);

  if(in_array($username, $admins))
    $user->setIsAdmin(true);

  $email_object = id(new PhabricatorUserEmail())
    ->setAddress($email)
    ->setIsVerified(1);

  id(new PhabricatorUserEditor())
    ->setActor($user)
    ->createNewUser($user, $email_object);

  /* profile */
  $profile = $user->loadUserProfile();
  $profile->setTitle('');
  $profile->setBlurb('');
  $user->save();
 
  /* set password */
  $envelope = new PhutilOpaqueEnvelope($muser->password);
  id(new PhabricatorUserEditor())
    ->setActor($user)
    ->changePassword($user, $envelope, true);

  /* set unix password */
  $htaccess_hash = $muser->unix_password;

  if($htaccess_hash) {
    $field_list = PhabricatorCustomField::getObjectFields(
      $user,
      PhabricatorCustomField::ROLE_APPLICATIONTRANSACTIONS);

    $fields = $field_list->getFields();
    $htaccess_field = idx($fields, 'std:user:htaccess_password_hash');
    $old_value = $htaccess_field->getOldValueForApplicationTransactions();
    $xaction = id(new PhabricatorUserTransaction())
      ->setTransactionType(PhabricatorTransactions::TYPE_CUSTOMFIELD)
      ->setMetadataValue('customfield:key', $htaccess_field->getFieldKey())
      ->setOldValue($old_value)
      ->setNewValue($htaccess_hash);
    $editor = id(new PhabricatorUserProfileEditor())
      ->setActor($user)
      ->setContentSource($xaction->getContentSource());
    $editor->applyTransactions($user, array($xaction));
  }

  /* log imported user */
  $importedusers[$username] = $importeduser;
  $usedemails[strtolower($email)] = $username;
}

file_put_contents('dump/importedusers', serialize($importedusers));