classes/rpc.php

   1 <?php
   2 class RPC extends Handler_Protected {
   3
   4         function csrf_ignore($method) {
   5                 $csrf_ignored = array("sanitycheck", "completelabels", "saveprofile");
   6
   7                 return array_search($method, $csrf_ignored) !== false;
   8         }
   9
  10         function setprofile() {
  11                 $_SESSION["profile"] = clean($_REQUEST["id"]);
  12
  13                 // default value
  14                 if (!$_SESSION["profile"]) $_SESSION["profile"] = null;
  15         }
  16
  17         function remprofiles() {
  18                 $ids = explode(",", trim(clean($_REQUEST["ids"])));
  19
  20                 foreach ($ids as $id) {
  21                         if ($_SESSION["profile"] != $id) {
  22                                 $sth = $this->pdo->prepare("DELETE FROM ttrss_settings_profiles WHERE id = ? AND
  23                                                         owner_uid = ?");
  24                                 $sth->execute([$id, $_SESSION['uid']]);
  25                         }
  26                 }
  27         }
  28
  29         // Silent
  30         function addprofile() {
  31                 $title = trim(clean($_REQUEST["title"]));
  32
  33                 if ($title) {
  34                         $this->pdo->beginTransaction();
  35
  36                         $sth = $this->pdo->prepare("SELECT id FROM ttrss_settings_profiles
  37                                 WHERE title = ? AND owner_uid = ?");
  38                         $sth->execute([$title, $_SESSION['uid']]);
  39
  40                         if (!$sth->fetch()) {
  41
  42                                 $sth = $this->pdo->prepare("INSERT INTO ttrss_settings_profiles (title, owner_uid)
  43                                                         VALUES (?, ?)");
  44
  45                                 $sth->execute([$title, $_SESSION['uid']]);
  46
  47                                 $sth = $this->pdo->prepare("SELECT id FROM ttrss_settings_profiles WHERE
  48                                         title = ? AND owner_uid = ?");
  49                                 $sth->execute([$title, $_SESSION['uid']]);
  50
  51                                 if ($row = $sth->fetch()) {
  52                                         $profile_id = $row['id'];
  53
  54                                         if ($profile_id) {
  55                                                 initialize_user_prefs($_SESSION["uid"], $profile_id);
  56                                         }
  57                                 }
  58                         }
  59
  60                         $this->pdo->commit();
  61                 }
  62         }
  63
  64         function saveprofile() {
  65                 $id = clean($_REQUEST["id"]);
  66                 $title = trim(clean($_REQUEST["value"]));
  67
  68                 if ($id == 0) {
  69                         print __("Default profile");
  70                         return;
  71                 }
  72
  73                 if ($title) {
  74                         $sth = $this->pdo->prepare("UPDATE ttrss_settings_profiles
  75                                 SET title = ? WHERE id = ? AND
  76                                         owner_uid = ?");
  77
  78                         $sth->execute([$title, $id, $_SESSION['uid']]);
  79                         print $title;
  80                 }
  81         }
  82
  83         // Silent
  84         function remarchive() {
  85                 $ids = explode(",", clean($_REQUEST["ids"]));
  86
  87                 $sth = $this->pdo->prepare("DELETE FROM ttrss_archived_feeds WHERE
  88                                 (SELECT COUNT(*) FROM ttrss_user_entries
  89                                         WHERE orig_feed_id = :id) = 0 AND
  90                                                 id = :id AND owner_uid = :uid");
  91
  92                 foreach ($ids as $id) {
  93                         $sth->execute([":id" => $id, ":uid" => $_SESSION['uid']]);
  94                 }
  95         }
  96
  97         function addfeed() {
  98                 $feed = clean($_REQUEST['feed']);
  99                 $cat = clean($_REQUEST['cat']);
 100                 $need_auth = isset($_REQUEST['need_auth']);
 101                 $login = $need_auth ? clean($_REQUEST['login']) : '';
 102                 $pass = $need_auth ? trim(clean($_REQUEST['pass'])) : '';
 103
 104                 $rc = Feeds::subscribe_to_feed($feed, $cat, $login, $pass);
 105
 106                 print json_encode(array("result" => $rc));
 107         }
 108
 109         function togglepref() {
 110                 $key = clean($_REQUEST["key"]);
 111                 set_pref($key, !get_pref($key));
 112                 $value = get_pref($key);
 113
 114                 print json_encode(array("param" =>$key, "value" => $value));
 115         }
 116
 117         function setpref() {
 118                 // set_pref escapes input, so no need to double escape it here
 119                 $key = clean($_REQUEST['key']);
 120                 $value = $_REQUEST['value'];
 121
 122                 set_pref($key, $value, false, $key != 'USER_STYLESHEET');
 123
 124                 print json_encode(array("param" =>$key, "value" => $value));
 125         }
 126
 127         function mark() {
 128                 $mark = clean($_REQUEST["mark"]);
 129                 $id = clean($_REQUEST["id"]);
 130
 131                 $sth = $this->pdo->prepare("UPDATE ttrss_user_entries SET marked = ?,
 132                                         last_marked = NOW()
 133                                         WHERE ref_id = ? AND owner_uid = ?");
 134
 135                 $sth->execute([$mark, $id, $_SESSION['uid']]);
 136
 137                 print json_encode(array("message" => "UPDATE_COUNTERS"));
 138         }
 139
 140         function delete() {
 141                 $ids = explode(",", clean($_REQUEST["ids"]));
 142                 $ids_qmarks = arr_qmarks($ids);
 143
 144                 $sth = $this->pdo->prepare("DELETE FROM ttrss_user_entries
 145                         WHERE ref_id IN ($ids_qmarks) AND owner_uid = ?");
 146                 $sth->execute(array_merge($ids, [$_SESSION['uid']]));
 147
 148                 Article::purge_orphans();
 149
 150                 print json_encode(array("message" => "UPDATE_COUNTERS"));
 151         }
 152
 153         function unarchive() {
 154                 $ids = explode(",", clean($_REQUEST["ids"]));
 155
 156                 foreach ($ids as $id) {
 157                         $this->pdo->beginTransaction();
 158
 159                         $sth = $this->pdo->prepare("SELECT feed_url,site_url,title FROM ttrss_archived_feeds
 160                                 WHERE id = (SELECT orig_feed_id FROM ttrss_user_entries WHERE ref_id = :id
 161                                 AND owner_uid = :uid) AND owner_uid = :uid");
 162                         $sth->execute([":uid" => $_SESSION['uid'], ":id" => $id]);
 163
 164                         if ($row = $sth->fetch()) {
 165                                 $feed_url = $row['feed_url'];
 166                                 $site_url = $row['site_url'];
 167                                 $title = $row['title'];
 168
 169                                 $sth = $this->pdo->prepare("SELECT id FROM ttrss_feeds WHERE feed_url = ?
 170                                         AND owner_uid = ?");
 171                                 $sth->execute([$feed_url, $_SESSION['uid']]);
 172
 173                                 if ($row = $sth->fetch()) {
 174                                         $feed_id = $row["id"];
 175                                 } else {
 176                                         if (!$title) $title = '[Unknown]';
 177
 178                                         $sth = $this->pdo->prepare("INSERT INTO ttrss_feeds
 179                                                         (owner_uid,feed_url,site_url,title,cat_id,auth_login,auth_pass,update_method)
 180                                                         VALUES (?, ?, ?, ?, NULL, '', '', 0)");
 181                                         $sth->execute([$_SESSION['uid'], $feed_url, $site_url, $title]);
 182
 183                                         $sth = $this->pdo->prepare("SELECT id FROM ttrss_feeds WHERE feed_url = ?
 184                                                 AND owner_uid = ?");
 185                                         $sth->execute([$feed_url, $_SESSION['uid']]);
 186
 187                                         if ($row = $sth->fetch()) {
 188                                                 $feed_id = $row['id'];
 189                                         }
 190                                 }
 191
 192                                 if ($feed_id) {
 193                                         $sth = $this->pdo->prepare("UPDATE ttrss_user_entries
 194                                                 SET feed_id = ?, orig_feed_id = NULL
 195                                                 WHERE ref_id = ? AND owner_uid = ?");
 196                                         $sth->execute([$feed_id, $id, $_SESSION['uid']]);
 197                                 }
 198                         }
 199
 200                         $this->pdo->commit();
 201                 }
 202
 203                 print json_encode(array("message" => "UPDATE_COUNTERS"));
 204         }
 205
 206         function archive() {
 207                 $ids = explode(",", clean($_REQUEST["ids"]));
 208
 209                 foreach ($ids as $id) {
 210                         $this->archive_article($id, $_SESSION["uid"]);
 211                 }
 212
 213                 print json_encode(array("message" => "UPDATE_COUNTERS"));
 214         }
 215
 216         private function archive_article($id, $owner_uid) {
 217                 $this->pdo->beginTransaction();
 218
 219                 if (!$owner_uid) $owner_uid = $_SESSION['uid'];
 220
 221                 $sth = $this->pdo->prepare("SELECT feed_id FROM ttrss_user_entries
 222                         WHERE ref_id = ? AND owner_uid = ?");
 223                 $sth->execute([$id, $owner_uid]);
 224
 225                 if ($row = $sth->fetch()) {
 226
 227                         /* prepare the archived table */
 228
 229                         $feed_id = (int) $row['feed_id'];
 230
 231                         if ($feed_id) {
 232                                 $sth = $this->pdo->prepare("SELECT id FROM ttrss_archived_feeds
 233                                         WHERE id = ? AND owner_uid = ?");
 234                                 $sth->execute([$feed_id, $owner_uid]);
 235
 236                                 if ($row = $sth->fetch()) {
 237                                         $new_feed_id = $row['id'];
 238                                 } else {
 239                                         $row = $this->pdo->query("SELECT MAX(id) AS id FROM ttrss_archived_feeds")->fetch();
 240                                         $new_feed_id = (int)$row['id'] + 1;
 241
 242                                         $sth = $this->pdo->prepare("INSERT INTO ttrss_archived_feeds
 243                                                 (id, owner_uid, title, feed_url, site_url)
 244                                                         SELECT ?, owner_uid, title, feed_url, site_url from ttrss_feeds
 245                                                                 WHERE id = ?");
 246
 247                                         $sth->execute([$new_feed_id, $feed_id]);
 248                                 }
 249
 250                                 $sth = $this->pdo->prepare("UPDATE ttrss_user_entries
 251                                         SET orig_feed_id = ?, feed_id = NULL
 252                                         WHERE ref_id = ? AND owner_uid = ?");
 253                                 $sth->execute([$new_feed_id, $id, $owner_uid]);
 254                         }
 255                 }
 256
 257                 $this->pdo->commit();
 258         }
 259
 260         function publ() {
 261                 $pub = clean($_REQUEST["pub"]);
 262                 $id = clean($_REQUEST["id"]);
 263
 264                 $sth = $this->pdo->prepare("UPDATE ttrss_user_entries SET
 265                         published = ?, last_published = NOW()
 266                         WHERE ref_id = ? AND owner_uid = ?");
 267
 268                 $sth->execute([$pub, $id, $_SESSION['uid']]);
 269
 270                 print json_encode(array("message" => "UPDATE_COUNTERS"));
 271         }
 272
 273         function getAllCounters() {
 274                 $last_article_id = (int) clean($_REQUEST["last_article_id"]);
 275
 276                 $reply = array();
 277
 278                 if (!empty($_REQUEST['seq'])) $reply['seq'] = (int) $_REQUEST['seq'];
 279
 280                 if ($last_article_id != Article::getLastArticleId()) {
 281                         $reply['counters'] = Counters::getAllCounters();
 282                 }
 283
 284                 $reply['runtime-info'] = make_runtime_info();
 285
 286                 print json_encode($reply);
 287         }
 288
 289         /* GET["cmode"] = 0 - mark as read, 1 - as unread, 2 - toggle */
 290         function catchupSelected() {
 291                 $ids = explode(",", clean($_REQUEST["ids"]));
 292                 $cmode = sprintf("%d", clean($_REQUEST["cmode"]));
 293
 294                 Article::catchupArticlesById($ids, $cmode);
 295
 296                 print json_encode(array("message" => "UPDATE_COUNTERS", "ids" => $ids));
 297         }
 298
 299         function markSelected() {
 300                 $ids = explode(",", clean($_REQUEST["ids"]));
 301                 $cmode = (int)clean($_REQUEST["cmode"]);
 302
 303                 $this->markArticlesById($ids, $cmode);
 304
 305                 print json_encode(array("message" => "UPDATE_COUNTERS"));
 306         }
 307
 308         function publishSelected() {
 309                 $ids = explode(",", clean($_REQUEST["ids"]));
 310                 $cmode = (int)clean($_REQUEST["cmode"]);
 311
 312                 $this->publishArticlesById($ids, $cmode);
 313
 314                 print json_encode(array("message" => "UPDATE_COUNTERS"));
 315         }
 316
 317         function sanityCheck() {
 318                 $_SESSION["hasAudio"] = clean($_REQUEST["hasAudio"]) === "true";
 319                 $_SESSION["hasSandbox"] = clean($_REQUEST["hasSandbox"]) === "true";
 320                 $_SESSION["hasMp3"] = clean($_REQUEST["hasMp3"]) === "true";
 321                 $_SESSION["clientTzOffset"] = clean($_REQUEST["clientTzOffset"]);
 322
 323                 $reply = array();
 324
 325                 $reply['error'] = sanity_check();
 326
 327                 if ($reply['error']['code'] == 0) {
 328                         $reply['init-params'] = make_init_params();
 329                         $reply['runtime-info'] = make_runtime_info(true);
 330                 }
 331
 332                 print json_encode($reply);
 333         }
 334
 335         function completeLabels() {
 336                 $search = clean($_REQUEST["search"]);
 337
 338                 $sth = $this->pdo->prepare("SELECT DISTINCT caption FROM
 339                                 ttrss_labels2
 340                                 WHERE owner_uid = ? AND
 341                                 LOWER(caption) LIKE LOWER(?) ORDER BY caption
 342                                 LIMIT 5");
 343                 $sth->execute([$_SESSION['uid'], "%$search%"]);
 344
 345                 print "<ul>";
 346                 while ($line = $sth->fetch()) {
 347                         print "<li>" . $line["caption"] . "</li>";
 348                 }
 349                 print "</ul>";
 350         }
 351
 352         function updateFeedBrowser() {
 353                 if (defined('_DISABLE_FEED_BROWSER') && _DISABLE_FEED_BROWSER) return;
 354
 355                 $search = clean($_REQUEST["search"]);
 356                 $limit = clean($_REQUEST["limit"]);
 357                 $mode = (int) clean($_REQUEST["mode"]);
 358
 359                 require_once "feedbrowser.php";
 360
 361                 print json_encode(array("content" =>
 362                         make_feed_browser($search, $limit, $mode),
 363                                 "mode" => $mode));
 364         }
 365
 366         // Silent
 367         function massSubscribe() {
 368
 369                 $payload = json_decode(clean($_REQUEST["payload"]), false);
 370                 $mode = clean($_REQUEST["mode"]);
 371
 372                 if (!$payload || !is_array($payload)) return;
 373
 374                 if ($mode == 1) {
 375                         foreach ($payload as $feed) {
 376
 377                                 $title = $feed[0];
 378                                 $feed_url = $feed[1];
 379
 380                                 $sth = $this->pdo->prepare("SELECT id FROM ttrss_feeds WHERE
 381                                         feed_url = ? AND owner_uid = ?");
 382                                 $sth->execute([$feed_url, $_SESSION['uid']]);
 383
 384                                 if (!$sth->fetch()) {
 385                                         $sth = $this->pdo->prepare("INSERT INTO ttrss_feeds
 386                                                                         (owner_uid,feed_url,title,cat_id,site_url)
 387                                                                         VALUES (?, ?, ?, NULL, '')");
 388
 389                                         $sth->execute([$_SESSION['uid'], $feed_url, $title]);
 390                                 }
 391                         }
 392                 } else if ($mode == 2) {
 393                         // feed archive
 394                         foreach ($payload as $id) {
 395                                 $sth = $this->pdo->prepare("SELECT * FROM ttrss_archived_feeds
 396                                         WHERE id = ? AND owner_uid = ?");
 397                                 $sth->execute([$id, $_SESSION['uid']]);
 398
 399                                 if ($row = $sth->fetch()) {
 400                                         $site_url = $row['site_url'];
 401                                         $feed_url = $row['feed_url'];
 402                                         $title = $row['title'];
 403
 404                                         $sth = $this->pdo->prepare("SELECT id FROM ttrss_feeds WHERE
 405                                                 feed_url = ? AND owner_uid = ?");
 406                                         $sth->execute([$feed_url, $_SESSION['uid']]);
 407
 408                                         if (!$sth->fetch()) {
 409                                                 $sth = $this->pdo->prepare("INSERT INTO ttrss_feeds
 410                                                                 (owner_uid,feed_url,title,cat_id,site_url)
 411                                                                         VALUES (?, ?, ?, NULL, ?)");
 412
 413                                                 $sth->execute([$_SESSION['uid'], $feed_url, $title, $site_url]);
 414                                         }
 415                                 }
 416                         }
 417                 }
 418         }
 419
 420         function catchupFeed() {
 421                 $feed_id = clean($_REQUEST['feed_id']);
 422                 $is_cat = clean($_REQUEST['is_cat']) == "true";
 423                 $mode = clean($_REQUEST['mode']);
 424                 $search_query = clean($_REQUEST['search_query']);
 425                 $search_lang = clean($_REQUEST['search_lang']);
 426
 427                 Feeds::catchup_feed($feed_id, $is_cat, false, $mode, [$search_query, $search_lang]);
 428
 429                 print json_encode(array("message" => "UPDATE_COUNTERS"));
 430         }
 431
 432         function setpanelmode() {
 433                 $wide = (int) clean($_REQUEST["wide"]);
 434
 435                 setcookie("ttrss_widescreen", $wide,
 436                         time() + COOKIE_LIFETIME_LONG);
 437
 438                 print json_encode(array("wide" => $wide));
 439         }
 440
 441         static function updaterandomfeed_real() {
 442
 443                 // Test if the feed need a update (update interval exceded).
 444                 if (DB_TYPE == "pgsql") {
 445                         $update_limit_qpart = "AND ((
 446                                         ttrss_feeds.update_interval = 0
 447                                         AND ttrss_feeds.last_updated < NOW() - CAST((ttrss_user_prefs.value || ' minutes') AS INTERVAL)
 448                                 ) OR (
 449                                         ttrss_feeds.update_interval > 0
 450                                         AND ttrss_feeds.last_updated < NOW() - CAST((ttrss_feeds.update_interval || ' minutes') AS INTERVAL)
 451                                 ) OR ttrss_feeds.last_updated IS NULL
 452                                 OR last_updated = '1970-01-01 00:00:00')";
 453                 } else {
 454                         $update_limit_qpart = "AND ((
 455                                         ttrss_feeds.update_interval = 0
 456                                         AND ttrss_feeds.last_updated < DATE_SUB(NOW(), INTERVAL CONVERT(ttrss_user_prefs.value, SIGNED INTEGER) MINUTE)
 457                                 ) OR (
 458                                         ttrss_feeds.update_interval > 0
 459                                         AND ttrss_feeds.last_updated < DATE_SUB(NOW(), INTERVAL ttrss_feeds.update_interval MINUTE)
 460                                 ) OR ttrss_feeds.last_updated IS NULL
 461                                 OR last_updated = '1970-01-01 00:00:00')";
 462                 }
 463
 464                 // Test if feed is currently being updated by another process.
 465                 if (DB_TYPE == "pgsql") {
 466                         $updstart_thresh_qpart = "AND (ttrss_feeds.last_update_started IS NULL OR ttrss_feeds.last_update_started < NOW() - INTERVAL '5 minutes')";
 467                 } else {
 468                         $updstart_thresh_qpart = "AND (ttrss_feeds.last_update_started IS NULL OR ttrss_feeds.last_update_started < DATE_SUB(NOW(), INTERVAL 5 MINUTE))";
 469                 }
 470
 471                 $random_qpart = sql_random_function();
 472
 473                 $pdo = Db::pdo();
 474
 475                 // we could be invoked from public.php with no active session
 476                 if ($_SESSION["uid"]) {
 477                         $owner_check_qpart = "AND ttrss_feeds.owner_uid = ".$pdo->quote($_SESSION["uid"]);
 478                 } else {
 479                         $owner_check_qpart = "";
 480                 }
 481
 482                 // We search for feed needing update.
 483                 $res = $pdo->query("SELECT ttrss_feeds.feed_url,ttrss_feeds.id
 484                         FROM
 485                                 ttrss_feeds, ttrss_users, ttrss_user_prefs
 486                         WHERE
 487                                 ttrss_feeds.owner_uid = ttrss_users.id
 488                                 AND ttrss_users.id = ttrss_user_prefs.owner_uid
 489                                 AND ttrss_user_prefs.pref_name = 'DEFAULT_UPDATE_INTERVAL'
 490                                 $owner_check_qpart
 491                                 $update_limit_qpart
 492                                 $updstart_thresh_qpart
 493                         ORDER BY $random_qpart LIMIT 30");
 494
 495                 $num_updated = 0;
 496
 497                 $tstart = time();
 498
 499                 while ($line = $res->fetch()) {
 500                         $feed_id = $line["id"];
 501
 502                         if (time() - $tstart < ini_get("max_execution_time") * 0.7) {
 503                                 RSSUtils::update_rss_feed($feed_id, true);
 504                                 ++$num_updated;
 505                         } else {
 506                                 break;
 507                         }
 508                 }
 509
 510                 // Purge orphans and cleanup tags
 511                 Article::purge_orphans();
 512                 //cleanup_tags(14, 50000);
 513
 514                 if ($num_updated > 0) {
 515                         print json_encode(array("message" => "UPDATE_COUNTERS",
 516                                 "num_updated" => $num_updated));
 517                 } else {
 518                         print json_encode(array("message" => "NOTHING_TO_UPDATE"));
 519                 }
 520
 521         }
 522
 523         function updaterandomfeed() {
 524                 RPC::updaterandomfeed_real();
 525         }
 526
 527         private function markArticlesById($ids, $cmode) {
 528
 529                 $ids_qmarks = arr_qmarks($ids);
 530
 531                 if ($cmode == 0) {
 532                         $sth = $this->pdo->prepare("UPDATE ttrss_user_entries SET
 533                                 marked = false, last_marked = NOW()
 534                                         WHERE ref_id IN ($ids_qmarks) AND owner_uid = ?");
 535                 } else if ($cmode == 1) {
 536                         $sth = $this->pdo->prepare("UPDATE ttrss_user_entries SET
 537                                 marked = true, last_marked = NOW()
 538                                         WHERE ref_id IN ($ids_qmarks) AND owner_uid = ?");
 539                 } else {
 540                         $sth = $this->pdo->prepare("UPDATE ttrss_user_entries SET
 541                                 marked = NOT marked,last_marked = NOW()
 542                                         WHERE ref_id IN ($ids_qmarks) AND owner_uid = ?");
 543                 }
 544
 545                 $sth->execute(array_merge($ids, [$_SESSION['uid']]));
 546         }
 547
 548         private function publishArticlesById($ids, $cmode) {
 549
 550                 $ids_qmarks = arr_qmarks($ids);
 551
 552                 if ($cmode == 0) {
 553                         $sth = $this->pdo->prepare("UPDATE ttrss_user_entries SET
 554                                 published = false, last_published = NOW()
 555                                         WHERE ref_id IN ($ids_qmarks) AND owner_uid = ?");
 556                 } else if ($cmode == 1) {
 557                         $sth = $this->pdo->prepare("UPDATE ttrss_user_entries SET
 558                                 published = true, last_published = NOW()
 559                                         WHERE ref_id IN ($ids_qmarks) AND owner_uid = ?");
 560                 } else {
 561                         $sth = $this->pdo->prepare("UPDATE ttrss_user_entries SET
 562                                 published = NOT published,last_published = NOW()
 563                                         WHERE ref_id IN ($ids_qmarks) AND owner_uid = ?");
 564                 }
 565
 566                 $sth->execute(array_merge($ids, [$_SESSION['uid']]));
 567         }
 568
 569         function getlinktitlebyid() {
 570                 $id = clean($_REQUEST['id']);
 571
 572                 $sth = $this->pdo->prepare("SELECT link, title FROM ttrss_entries, ttrss_user_entries
 573                         WHERE ref_id = ? AND ref_id = id AND owner_uid = ?");
 574                 $sth->execute([$id, $_SESSION['uid']]);
 575
 576                 if ($row = $sth->fetch()) {
 577                         $link = $row['link'];
 578                         $title = $row['title'];
 579
 580                         echo json_encode(array("link" => $link, "title" => $title));
 581                 } else {
 582                         echo json_encode(array("error" => "ARTICLE_NOT_FOUND"));
 583                 }
 584         }
 585
 586         function log() {
 587                 $msg = clean($_REQUEST['msg']);
 588                 $file = basename(clean($_REQUEST['file']));
 589                 $line = (int) clean($_REQUEST['line']);
 590                 $context = clean($_REQUEST['context']);
 591
 592                 if ($msg) {
 593                         Logger::get()->log_error(E_USER_WARNING,
 594                                 $msg, 'client-js:' . $file, $line, $context);
 595
 596                         echo json_encode(array("message" => "HOST_ERROR_LOGGED"));
 597                 } else {
 598                         echo json_encode(array("error" => "MESSAGE_NOT_FOUND"));
 599                 }
 600
 601         }
 602 }