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