src/Core/UserImport.php

   1 <?php
   2 /**
   3  * @file src/Core/UserImport.php
   4  */
   5 namespace Friendica\Core;
   6
   7 use Friendica\App;
   8 use Friendica\Core\L10n;
   9 use Friendica\Core\System;
  10 use Friendica\Core\PConfig;
  11 use Friendica\Core\Worker;
  12 use Friendica\Database\DBM;
  13 use Friendica\Model\Photo;
  14 use Friendica\Object\Image;
  15 use dba;
  16
  17 require_once "include/dba.php";
  18
  19 /**
  20  * @brief UserImport class
  21  */
  22 class UserImport
  23 {
  24         const IMPORT_DEBUG = false;
  25
  26         private static function lastInsertId()
  27         {
  28                 if (self::IMPORT_DEBUG) {
  29                         return 1;
  30                 }
  31
  32                 return dba::lastInsertId();
  33         }
  34
  35         /**
  36          * Remove columns from array $arr that aren't in table $table
  37          *
  38          * @param string $table Table name
  39          * @param array &$arr Column=>Value array from json (by ref)
  40          */
  41         private static function checkCols($table, &$arr)
  42         {
  43                 $query = sprintf("SHOW COLUMNS IN `%s`", dbesc($table));
  44                 logger("uimport: $query", LOGGER_DEBUG);
  45                 $r = q($query);
  46                 $tcols = [];
  47                 // get a plain array of column names
  48                 foreach ($r as $tcol) {
  49                         $tcols[] = $tcol['Field'];
  50                 }
  51                 // remove inexistent columns
  52                 foreach ($arr as $icol => $ival) {
  53                         if (!in_array($icol, $tcols)) {
  54                                 unset($arr[$icol]);
  55                         }
  56                 }
  57         }
  58
  59         /**
  60          * Import data into table $table
  61          *
  62          * @param string $table Table name
  63          * @param array $arr Column=>Value array from json
  64          */
  65         private static function dbImportAssoc($table, $arr)
  66         {
  67                 if (isset($arr['id'])) {
  68                         unset($arr['id']);
  69                 }
  70
  71                 self::check_cols($table, $arr);
  72                 $cols = implode("`,`", array_map('dbesc', array_keys($arr)));
  73                 $vals = implode("','", array_map('dbesc', array_values($arr)));
  74                 $query = "INSERT INTO `$table` (`$cols`) VALUES ('$vals')";
  75                 logger("uimport: $query", LOGGER_TRACE);
  76
  77                 if (self::IMPORT_DEBUG) {
  78                         return true;
  79                 }
  80
  81                 return q($query);
  82         }
  83
  84         /**
  85          * @brief Import account file exported from mod/uexport
  86          *
  87          * @param App $a Friendica App Class
  88          * @param array $file array from $_FILES
  89          */
  90         public static function importAccount(App $a, $file)
  91         {
  92                 logger("Start user import from " . $file['tmp_name']);
  93                 /*
  94                 STEPS
  95                 1. checks
  96                 2. replace old baseurl with new baseurl
  97                 3. import data (look at user id and contacts id)
  98                 4. archive non-dfrn contacts
  99                 5. send message to dfrn contacts
 100                 */
 101
 102                 $account = json_decode(file_get_contents($file['tmp_name']), true);
 103                 if ($account === null) {
 104                         notice(L10n::t("Error decoding account file"));
 105                         return;
 106                 }
 107
 108
 109                 if (!x($account, 'version')) {
 110                         notice(L10n::t("Error! No version data in file! This is not a Friendica account file?"));
 111                         return;
 112                 }
 113
 114                 // check for username
 115                 $r = dba::selectFirst('user', ['uid'], ['nickname' => $account['user']['nickname']]);
 116                 if ($r === false) {
 117                         logger("uimport:check nickname : ERROR : " . dba::errorMessage(), LOGGER_NORMAL);
 118                         notice(L10n::t('Error! Cannot check nickname'));
 119                         return;
 120                 }
 121
 122                 if (DBM::is_result($r) > 0) {
 123                         notice(L10n::t("User '%s' already exists on this server!", $account['user']['nickname']));
 124                         return;
 125                 }
 126
 127                 // check if username matches deleted account
 128                 $r = dba::selectFirst('userd', ['id'], ['username' => $account['user']['nickname']]);
 129                 if ($r === false) {
 130                         logger("uimport:check nickname : ERROR : " . dba::errorMessage(), LOGGER_NORMAL);
 131                         notice(L10n::t('Error! Cannot check nickname'));
 132                         return;
 133                 }
 134
 135                 if (DBM::is_result($r) > 0) {
 136                         notice(L10n::t("User '%s' already exists on this server!", $account['user']['nickname']));
 137                         return;
 138                 }
 139
 140                 $oldbaseurl = $account['baseurl'];
 141                 $newbaseurl = System::baseUrl();
 142
 143                 $oldaddr = str_replace('http://', '@', normalise_link($oldbaseurl));
 144                 $newaddr = str_replace('http://', '@', normalise_link($newbaseurl));
 145
 146                 if (!empty($account['profile']['addr'])) {
 147                         $old_handle = $account['profile']['addr'];
 148                 } else {
 149                         $old_handle = $account['user']['nickname'].$oldaddr;
 150                 }
 151
 152                 $olduid = $account['user']['uid'];
 153
 154                 unset($account['user']['uid']);
 155                 unset($account['user']['account_expired']);
 156                 unset($account['user']['account_expires_on']);
 157                 unset($account['user']['expire_notification_sent']);
 158
 159                 $callback = function (&$value) use ($oldbaseurl, $oldaddr, $newbaseurl, $newaddr) {
 160                         $value =  str_replace([$oldbaseurl, $oldaddr], [$newbaseurl, $newaddr], $value);
 161                 };
 162
 163                 array_walk($account['user'], $callback);
 164
 165                 // import user
 166                 $r = self::dbImportAssoc('user', $account['user']);
 167                 if ($r === false) {
 168                         logger("uimport:insert user : ERROR : " . dba::errorMessage(), LOGGER_NORMAL);
 169                         notice(L10n::t("User creation error"));
 170                         return;
 171                 }
 172                 $newuid = self::lastInsertId();
 173
 174                 PConfig::set($newuid, 'system', 'previous_addr', $old_handle);
 175
 176                 // Generate a new guid for the account. Otherwise there will be problems with diaspora
 177                 dba::update('user', ['guid' => generate_user_guid()], ['uid' => $newuid]);
 178
 179                 foreach ($account['profile'] as &$profile) {
 180                         foreach ($profile as $k => &$v) {
 181                                 $v = str_replace([$oldbaseurl, $oldaddr], [$newbaseurl, $newaddr], $v);
 182                                 foreach (["profile", "avatar"] as $k) {
 183                                         $v = str_replace($oldbaseurl . "/photo/" . $k . "/" . $olduid . ".jpg", $newbaseurl . "/photo/" . $k . "/" . $newuid . ".jpg", $v);
 184                                 }
 185                         }
 186                         $profile['uid'] = $newuid;
 187                         $r = self::dbImportAssoc('profile', $profile);
 188                         if ($r === false) {
 189                                 logger("uimport:insert profile " . $profile['profile-name'] . " : ERROR : " . dba::errorMessage(), LOGGER_NORMAL);
 190                                 info(L10n::t("User profile creation error"));
 191                                 dba::delete('user', ['uid' => $newuid]);
 192                                 return;
 193                         }
 194                 }
 195
 196                 $errorcount = 0;
 197                 foreach ($account['contact'] as &$contact) {
 198                         if ($contact['uid'] == $olduid && $contact['self'] == '1') {
 199                                 foreach ($contact as $k => &$v) {
 200                                         $v = str_replace([$oldbaseurl, $oldaddr], [$newbaseurl, $newaddr], $v);
 201                                         foreach (["profile", "avatar", "micro"] as $k) {
 202                                                 $v = str_replace($oldbaseurl . "/photo/" . $k . "/" . $olduid . ".jpg", $newbaseurl . "/photo/" . $k . "/" . $newuid . ".jpg", $v);
 203                                         }
 204                                 }
 205                         }
 206                         if ($contact['uid'] == $olduid && $contact['self'] == '0') {
 207                                 // set contacts 'avatar-date' to NULL_DATE to let worker to update urls
 208                                 $contact["avatar-date"] = NULL_DATE;
 209
 210                                 switch ($contact['network']) {
 211                                         case NETWORK_DFRN:
 212                                         case NETWORK_DIASPORA:
 213                                                 //  send relocate message (below)
 214                                                 break;
 215                                         case NETWORK_FEED:
 216                                         case NETWORK_MAIL:
 217                                                 // Nothing to do
 218                                                 break;
 219                                         default:
 220                                                 // archive other contacts
 221                                                 $contact['archive'] = "1";
 222                                 }
 223                         }
 224                         $contact['uid'] = $newuid;
 225                         $r = self::dbImportAssoc('contact', $contact);
 226                         if ($r === false) {
 227                                 logger("uimport:insert contact " . $contact['nick'] . "," . $contact['network'] . " : ERROR : " . dba::errorMessage(), LOGGER_NORMAL);
 228                                 $errorcount++;
 229                         } else {
 230                                 $contact['newid'] = self::lastInsertId();
 231                         }
 232                 }
 233                 if ($errorcount > 0) {
 234                         notice(L10n::tt("%d contact not imported", "%d contacts not imported", $errorcount));
 235                 }
 236
 237                 foreach ($account['group'] as &$group) {
 238                         $group['uid'] = $newuid;
 239                         $r = self::dbImportAssoc('group', $group);
 240                         if ($r === false) {
 241                                 logger("uimport:insert group " . $group['name'] . " : ERROR : " . dba::errorMessage(), LOGGER_NORMAL);
 242                         } else {
 243                                 $group['newid'] = self::lastInsertId();
 244                         }
 245                 }
 246
 247                 foreach ($account['group_member'] as &$group_member) {
 248                         $import = 0;
 249                         foreach ($account['group'] as $group) {
 250                                 if ($group['id'] == $group_member['gid'] && isset($group['newid'])) {
 251                                         $group_member['gid'] = $group['newid'];
 252                                         $import++;
 253                                         break;
 254                                 }
 255                         }
 256                         foreach ($account['contact'] as $contact) {
 257                                 if ($contact['id'] == $group_member['contact-id'] && isset($contact['newid'])) {
 258                                         $group_member['contact-id'] = $contact['newid'];
 259                                         $import++;
 260                                         break;
 261                                 }
 262                         }
 263                         if ($import == 2) {
 264                                 $r = self::dbImportAssoc('group_member', $group_member);
 265                                 if ($r === false) {
 266                                         logger("uimport:insert group member " . $group_member['id'] . " : ERROR : " . dba::errorMessage(), LOGGER_NORMAL);
 267                                 }
 268                         }
 269                 }
 270
 271                 foreach ($account['photo'] as &$photo) {
 272                         $photo['uid'] = $newuid;
 273                         $photo['data'] = hex2bin($photo['data']);
 274
 275                         $Image = new Image($photo['data'], $photo['type']);
 276                         $r = Photo::store(
 277                                 $Image,
 278                                 $photo['uid'], $photo['contact-id'], //0
 279                                 $photo['resource-id'], $photo['filename'], $photo['album'], $photo['scale'], $photo['profile'], //1
 280                                 $photo['allow_cid'], $photo['allow_gid'], $photo['deny_cid'], $photo['deny_gid']
 281                         );
 282
 283                         if ($r === false) {
 284                                 logger("uimport:insert photo " . $photo['resource-id'] . "," . $photo['scale'] . " : ERROR : " . dba::errorMessage(), LOGGER_NORMAL);
 285                         }
 286                 }
 287
 288                 foreach ($account['pconfig'] as &$pconfig) {
 289                         $pconfig['uid'] = $newuid;
 290                         $r = self::dbImportAssoc('pconfig', $pconfig);
 291                         if ($r === false) {
 292                                 logger("uimport:insert pconfig " . $pconfig['id'] . " : ERROR : " . dba::errorMessage(), LOGGER_NORMAL);
 293                         }
 294                 }
 295
 296                 // send relocate messages
 297                 Worker::add(PRIORITY_HIGH, 'Notifier', 'relocate', $newuid);
 298
 299                 info(L10n::t("Done. You can now login with your username and password"));
 300                 goaway(System::baseUrl() . "/login");
 301         }
 302 }