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