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