classes/api.php

   1 <?php
   2 class API extends Handler {
   3
   4         const API_LEVEL  = 14;
   5
   6         const STATUS_OK  = 0;
   7         const STATUS_ERR = 1;
   8
   9         private $seq;
  10
  11         function before($method) {
  12                 if (parent::before($method)) {
  13                         header("Content-Type: text/json");
  14
  15                         if (!$_SESSION["uid"] && $method != "login" && $method != "isloggedin") {
  16                                 $this->wrap(self::STATUS_ERR, array("error" => 'NOT_LOGGED_IN'));
  17                                 return false;
  18                         }
  19
  20                         if ($_SESSION["uid"] && $method != "logout" && !get_pref('ENABLE_API_ACCESS')) {
  21                                 $this->wrap(self::STATUS_ERR, array("error" => 'API_DISABLED'));
  22                                 return false;
  23                         }
  24
  25                         $this->seq = (int) $_REQUEST['seq'];
  26
  27                         return true;
  28                 }
  29                 return false;
  30         }
  31
  32         function wrap($status, $reply) {
  33                 print json_encode(array("seq" => $this->seq,
  34                         "status" => $status,
  35                         "content" => $reply));
  36         }
  37
  38         function getVersion() {
  39                 $rv = array("version" => VERSION);
  40                 $this->wrap(self::STATUS_OK, $rv);
  41         }
  42
  43         function getApiLevel() {
  44                 $rv = array("level" => self::API_LEVEL);
  45                 $this->wrap(self::STATUS_OK, $rv);
  46         }
  47
  48         function login() {
  49                 @session_destroy();
  50                 @session_start();
  51
  52                 $login = $_REQUEST["user"];
  53                 $password = $_REQUEST["password"];
  54                 $password_base64 = base64_decode($_REQUEST["password"]);
  55
  56                 if (SINGLE_USER_MODE) $login = "admin";
  57
  58                 $sth = $this->pdo->prepare("SELECT id FROM ttrss_users WHERE login = ?");
  59                 $sth->execute([$login]);
  60
  61                 if ($row = $sth->fetch()) {
  62                         $uid = $row["id"];
  63                 } else {
  64                         $uid = 0;
  65                 }
  66
  67                 if (!$uid) {
  68                         $this->wrap(self::STATUS_ERR, array("error" => "LOGIN_ERROR"));
  69                         return;
  70                 }
  71
  72                 if (get_pref("ENABLE_API_ACCESS", $uid)) {
  73                         if (authenticate_user($login, $password)) {               // try login with normal password
  74                                 $this->wrap(self::STATUS_OK, array("session_id" => session_id(),
  75                                         "api_level" => self::API_LEVEL));
  76                         } else if (authenticate_user($login, $password_base64)) { // else try with base64_decoded password
  77                                 $this->wrap(self::STATUS_OK,    array("session_id" => session_id(),
  78                                         "api_level" => self::API_LEVEL));
  79                         } else {                                                         // else we are not logged in
  80                                 user_error("Failed login attempt for $login from {$_SERVER['REMOTE_ADDR']}", E_USER_WARNING);
  81                                 $this->wrap(self::STATUS_ERR, array("error" => "LOGIN_ERROR"));
  82                         }
  83                 } else {
  84                         $this->wrap(self::STATUS_ERR, array("error" => "API_DISABLED"));
  85                 }
  86
  87         }
  88
  89         function logout() {
  90                 logout_user();
  91                 $this->wrap(self::STATUS_OK, array("status" => "OK"));
  92         }
  93
  94         function isLoggedIn() {
  95                 $this->wrap(self::STATUS_OK, array("status" => $_SESSION["uid"] != ''));
  96         }
  97
  98         function getUnread() {
  99                 $feed_id = $_REQUEST["feed_id"];
 100                 $is_cat = $_REQUEST["is_cat"];
 101
 102                 if ($feed_id) {
 103                         $this->wrap(self::STATUS_OK, array("unread" => getFeedUnread($feed_id, $is_cat)));
 104                 } else {
 105                         $this->wrap(self::STATUS_OK, array("unread" => Feeds::getGlobalUnread()));
 106                 }
 107         }
 108
 109         /* Method added for ttrss-reader for Android */
 110         function getCounters() {
 111                 $this->wrap(self::STATUS_OK, Counters::getAllCounters());
 112         }
 113
 114         function getFeeds() {
 115                 $cat_id = $_REQUEST["cat_id"];
 116                 $unread_only = sql_bool_to_bool($_REQUEST["unread_only"]);
 117                 $limit = (int) $_REQUEST["limit"];
 118                 $offset = (int) $_REQUEST["offset"];
 119                 $include_nested = sql_bool_to_bool($_REQUEST["include_nested"]);
 120
 121                 $feeds = $this->api_get_feeds($cat_id, $unread_only, $limit, $offset, $include_nested);
 122
 123                 $this->wrap(self::STATUS_OK, $feeds);
 124         }
 125
 126         function getCategories() {
 127                 $unread_only = sql_bool_to_bool($_REQUEST["unread_only"]);
 128                 $enable_nested = sql_bool_to_bool($_REQUEST["enable_nested"]);
 129                 $include_empty = sql_bool_to_bool($_REQUEST['include_empty']);
 130
 131                 // TODO do not return empty categories, return Uncategorized and standard virtual cats
 132
 133                 if ($enable_nested)
 134                         $nested_qpart = "parent_cat IS NULL";
 135                 else
 136                         $nested_qpart = "true";
 137
 138                 $sth = $this->pdo->prepare("SELECT
 139                                 id, title, order_id, (SELECT COUNT(id) FROM
 140                                 ttrss_feeds WHERE
 141                                 ttrss_feed_categories.id IS NOT NULL AND cat_id = ttrss_feed_categories.id) AS num_feeds,
 142                         (SELECT COUNT(id) FROM
 143                                 ttrss_feed_categories AS c2 WHERE
 144                                 c2.parent_cat = ttrss_feed_categories.id) AS num_cats
 145                         FROM ttrss_feed_categories
 146                         WHERE $nested_qpart AND owner_uid = ?");
 147                 $sth->execute([$_SESSION['uid']]);
 148
 149                 $cats = array();
 150
 151                 while ($line = $sth->fetch()) {
 152                         if ($include_empty || $line["num_feeds"] > 0 || $line["num_cats"] > 0) {
 153                                 $unread = getFeedUnread($line["id"], true);
 154
 155                                 if ($enable_nested)
 156                                         $unread += Feeds::getCategoryChildrenUnread($line["id"]);
 157
 158                                 if ($unread || !$unread_only) {
 159                                         array_push($cats, array("id" => $line["id"],
 160                                                 "title" => $line["title"],
 161                                                 "unread" => $unread,
 162                                                 "order_id" => (int) $line["order_id"],
 163                                         ));
 164                                 }
 165                         }
 166                 }
 167
 168                 foreach (array(-2,-1,0) as $cat_id) {
 169                         if ($include_empty || !$this->isCategoryEmpty($cat_id)) {
 170                                 $unread = getFeedUnread($cat_id, true);
 171
 172                                 if ($unread || !$unread_only) {
 173                                         array_push($cats, array("id" => $cat_id,
 174                                                 "title" => Feeds::getCategoryTitle($cat_id),
 175                                                 "unread" => $unread));
 176                                 }
 177                         }
 178                 }
 179
 180                 $this->wrap(self::STATUS_OK, $cats);
 181         }
 182
 183         function getHeadlines() {
 184                 $feed_id = $_REQUEST["feed_id"];
 185                 if ($feed_id != "") {
 186
 187                         if (is_numeric($feed_id)) $feed_id = (int) $feed_id;
 188
 189                         $limit = (int)$_REQUEST["limit"];
 190
 191                         if (!$limit || $limit >= 200) $limit = 200;
 192
 193                         $offset = (int)$_REQUEST["skip"];
 194                         $filter = $_REQUEST["filter"];
 195                         $is_cat = sql_bool_to_bool($_REQUEST["is_cat"]);
 196                         $show_excerpt = sql_bool_to_bool($_REQUEST["show_excerpt"]);
 197                         $show_content = sql_bool_to_bool($_REQUEST["show_content"]);
 198                         /* all_articles, unread, adaptive, marked, updated */
 199                         $view_mode = $_REQUEST["view_mode"];
 200                         $include_attachments = sql_bool_to_bool($_REQUEST["include_attachments"]);
 201                         $since_id = (int)$_REQUEST["since_id"];
 202                         $include_nested = sql_bool_to_bool($_REQUEST["include_nested"]);
 203                         $sanitize_content = !isset($_REQUEST["sanitize"]) ||
 204                                 sql_bool_to_bool($_REQUEST["sanitize"]);
 205                         $force_update = sql_bool_to_bool($_REQUEST["force_update"]);
 206                         $has_sandbox = sql_bool_to_bool($_REQUEST["has_sandbox"]);
 207                         $excerpt_length = (int)$_REQUEST["excerpt_length"];
 208                         $check_first_id = (int)$_REQUEST["check_first_id"];
 209                         $include_header = sql_bool_to_bool($_REQUEST["include_header"]);
 210
 211                         $_SESSION['hasSandbox'] = $has_sandbox;
 212
 213                         $skip_first_id_check = false;
 214
 215                         $override_order = false;
 216                         switch ($_REQUEST["order_by"]) {
 217                                 case "title":
 218                                         $override_order = "ttrss_entries.title, date_entered, updated";
 219                                         break;
 220                                 case "date_reverse":
 221                                         $override_order = "score DESC, date_entered, updated";
 222                                         $skip_first_id_check = true;
 223                                         break;
 224                                 case "feed_dates":
 225                                         $override_order = "updated DESC";
 226                                         break;
 227                         }
 228
 229                         /* do not rely on params below */
 230
 231                         $search = $_REQUEST["search"];
 232
 233                         list($headlines, $headlines_header) = $this->api_get_headlines($feed_id, $limit, $offset,
 234                                 $filter, $is_cat, $show_excerpt, $show_content, $view_mode, $override_order,
 235                                 $include_attachments, $since_id, $search,
 236                                 $include_nested, $sanitize_content, $force_update, $excerpt_length, $check_first_id, $skip_first_id_check);
 237
 238                         if ($include_header) {
 239                                 $this->wrap(self::STATUS_OK, array($headlines_header, $headlines));
 240                         } else {
 241                                 $this->wrap(self::STATUS_OK, $headlines);
 242                         }
 243                 } else {
 244                         $this->wrap(self::STATUS_ERR, array("error" => 'INCORRECT_USAGE'));
 245                 }
 246         }
 247
 248         function updateArticle() {
 249                 $article_ids = explode(",", $_REQUEST["article_ids"]);
 250                 $mode = (int) $_REQUEST["mode"];
 251                 $data = $_REQUEST["data"];
 252                 $field_raw = (int)$_REQUEST["field"];
 253
 254                 $field = "";
 255                 $set_to = "";
 256
 257                 switch ($field_raw) {
 258                         case 0:
 259                                 $field = "marked";
 260                                 $additional_fields = ",last_marked = NOW()";
 261                                 break;
 262                         case 1:
 263                                 $field = "published";
 264                                 $additional_fields = ",last_published = NOW()";
 265                                 break;
 266                         case 2:
 267                                 $field = "unread";
 268                                 $additional_fields = ",last_read = NOW()";
 269                                 break;
 270                         case 3:
 271                                 $field = "note";
 272                 };
 273
 274                 switch ($mode) {
 275                         case 1:
 276                                 $set_to = "true";
 277                                 break;
 278                         case 0:
 279                                 $set_to = "false";
 280                                 break;
 281                         case 2:
 282                                 $set_to = "NOT $field";
 283                                 break;
 284                 }
 285
 286                 if ($field == "note") $set_to = $this->pdo->quote($data);
 287
 288                 if ($field && $set_to && count($article_ids) > 0) {
 289
 290                         $article_qmarks = arr_qmarks($article_ids);
 291
 292                         $sth = $this->pdo->prepare("UPDATE ttrss_user_entries SET
 293                                 $field = $set_to $additional_fields
 294                                 WHERE ref_id IN ($article_qmarks) AND owner_uid = ?");
 295                         $sth->execute(array_merge($article_ids, [$_SESSION['uid']]));
 296
 297                         $num_updated = $sth->rowCount();
 298
 299                         if ($num_updated > 0 && $field == "unread") {
 300                                 $sth = $this->pdo->query("SELECT DISTINCT feed_id FROM ttrss_user_entries
 301                                         WHERE ref_id IN ($article_ids)");
 302
 303                                 while ($line = $sth->fetch()) {
 304                                         CCache::update($line["feed_id"], $_SESSION["uid"]);
 305                                 }
 306                         }
 307
 308                         $this->wrap(self::STATUS_OK, array("status" => "OK",
 309                                 "updated" => $num_updated));
 310
 311                 } else {
 312                         $this->wrap(self::STATUS_ERR, array("error" => 'INCORRECT_USAGE'));
 313                 }
 314
 315         }
 316
 317         function getArticle() {
 318
 319                 $article_ids = explode(",", $_REQUEST["article_id"]);
 320                 $sanitize_content = !isset($_REQUEST["sanitize"]) ||
 321                         sql_bool_to_bool($_REQUEST["sanitize"]);
 322
 323                 if ($article_ids) {
 324
 325                         $article_qmarks = arr_qmarks($article_ids);
 326
 327                         $sth = $this->pdo->prepare("SELECT id,guid,title,link,content,feed_id,comments,int_id,
 328                                 marked,unread,published,score,note,lang,
 329                                 ".SUBSTRING_FOR_DATE."(updated,1,16) as updated,
 330                                 author,(SELECT title FROM ttrss_feeds WHERE id = feed_id) AS feed_title,
 331                                 (SELECT site_url FROM ttrss_feeds WHERE id = feed_id) AS site_url,
 332                                 (SELECT hide_images FROM ttrss_feeds WHERE id = feed_id) AS hide_images
 333                                 FROM ttrss_entries,ttrss_user_entries
 334                                 WHERE id IN ($article_qmarks) AND ref_id = id AND owner_uid = ?");
 335
 336                         $sth->execute(array_merge($article_ids, [$_SESSION['uid']]));
 337
 338                         $articles = array();
 339
 340                         while ($line = $sth->fetch()) {
 341
 342                                 $attachments = Article::get_article_enclosures($line['id']);
 343
 344                                 $article = array(
 345                                         "id" => $line["id"],
 346                                         "guid" => $line["guid"],
 347                                         "title" => $line["title"],
 348                                         "link" => $line["link"],
 349                                         "labels" => Article::get_article_labels($line['id']),
 350                                         "unread" => sql_bool_to_bool($line["unread"]),
 351                                         "marked" => sql_bool_to_bool($line["marked"]),
 352                                         "published" => sql_bool_to_bool($line["published"]),
 353                                         "comments" => $line["comments"],
 354                                         "author" => $line["author"],
 355                                         "updated" => (int) strtotime($line["updated"]),
 356                                         "feed_id" => $line["feed_id"],
 357                                         "attachments" => $attachments,
 358                                         "score" => (int)$line["score"],
 359                                         "feed_title" => $line["feed_title"],
 360                                         "note" => $line["note"],
 361                                         "lang" => $line["lang"]
 362                                 );
 363
 364                                 if ($sanitize_content) {
 365                                         $article["content"] = sanitize(
 366                                                 $line["content"],
 367                                                 sql_bool_to_bool($line['hide_images']),
 368                                                 false, $line["site_url"], false, $line["id"]);
 369                                 } else {
 370                                         $article["content"] = $line["content"];
 371                                 }
 372
 373                                 foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_RENDER_ARTICLE_API) as $p) {
 374                                         $article = $p->hook_render_article_api(array("article" => $article));
 375                                 }
 376
 377                                 array_push($articles, $article);
 378
 379                         }
 380
 381                         $this->wrap(self::STATUS_OK, $articles);
 382                 } else {
 383                         $this->wrap(self::STATUS_ERR, array("error" => 'INCORRECT_USAGE'));
 384                 }
 385         }
 386
 387         function getConfig() {
 388                 $config = array(
 389                         "icons_dir" => ICONS_DIR,
 390                         "icons_url" => ICONS_URL);
 391
 392                 $config["daemon_is_running"] = file_is_locked("update_daemon.lock");
 393
 394                 $sth = $this->pdo->prepare("SELECT COUNT(*) AS cf FROM
 395                         ttrss_feeds WHERE owner_uid = ?");
 396                 $sth->execute([$_SESSION['uid']]);
 397                 $row = $sth->fetch();
 398
 399                 $config["num_feeds"] = $row["cf"];
 400
 401                 $this->wrap(self::STATUS_OK, $config);
 402         }
 403
 404         function updateFeed() {
 405                 $feed_id = (int) $_REQUEST["feed_id"];
 406
 407                 if (!ini_get("open_basedir")) {
 408                         RSSUtils::update_rss_feed($feed_id);
 409                 }
 410
 411                 $this->wrap(self::STATUS_OK, array("status" => "OK"));
 412         }
 413
 414         function catchupFeed() {
 415                 $feed_id = $_REQUEST["feed_id"];
 416                 $is_cat = $_REQUEST["is_cat"];
 417
 418                 Feeds::catchup_feed($feed_id, $is_cat);
 419
 420                 $this->wrap(self::STATUS_OK, array("status" => "OK"));
 421         }
 422
 423         function getPref() {
 424                 $pref_name = $_REQUEST["pref_name"];
 425
 426                 $this->wrap(self::STATUS_OK, array("value" => get_pref($pref_name)));
 427         }
 428
 429         function getLabels() {
 430                 $article_id = (int)$_REQUEST['article_id'];
 431
 432                 $rv = array();
 433
 434                 $sth = $this->pdo->prepare("SELECT id, caption, fg_color, bg_color
 435                         FROM ttrss_labels2
 436                         WHERE owner_uid = ? ORDER BY caption");
 437                 $sth->execute([$_SESSION['uid']]);
 438
 439                 if ($article_id)
 440                         $article_labels = Article::get_article_labels($article_id);
 441                 else
 442                         $article_labels = array();
 443
 444                 while ($line = $sth->fetch()) {
 445
 446                         $checked = false;
 447                         foreach ($article_labels as $al) {
 448                                 if (Labels::feed_to_label_id($al[0]) == $line['id']) {
 449                                         $checked = true;
 450                                         break;
 451                                 }
 452                         }
 453
 454                         array_push($rv, array(
 455                                 "id" => (int)Labels::label_to_feed_id($line['id']),
 456                                 "caption" => $line['caption'],
 457                                 "fg_color" => $line['fg_color'],
 458                                 "bg_color" => $line['bg_color'],
 459                                 "checked" => $checked));
 460                 }
 461
 462                 $this->wrap(self::STATUS_OK, $rv);
 463         }
 464
 465         function setArticleLabel() {
 466
 467                 $article_ids = explode(",", $_REQUEST["article_ids"]);
 468                 $label_id = (int) $_REQUEST['label_id'];
 469                 $assign = sql_bool_to_bool($_REQUEST['assign']);
 470
 471                 $label = Labels::find_caption(Labels::feed_to_label_id($label_id), $_SESSION["uid"]);
 472
 473                 $num_updated = 0;
 474
 475                 if ($label) {
 476
 477                         foreach ($article_ids as $id) {
 478
 479                                 if ($assign)
 480                                         Labels::add_article($id, $label, $_SESSION["uid"]);
 481                                 else
 482                                         Labels::remove_article($id, $label, $_SESSION["uid"]);
 483
 484                                 ++$num_updated;
 485
 486                         }
 487                 }
 488
 489                 $this->wrap(self::STATUS_OK, array("status" => "OK",
 490                         "updated" => $num_updated));
 491
 492         }
 493
 494         function index($method) {
 495                 $plugin = PluginHost::getInstance()->get_api_method(strtolower($method));
 496
 497                 if ($plugin && method_exists($plugin, $method)) {
 498                         $reply = $plugin->$method();
 499
 500                         $this->wrap($reply[0], $reply[1]);
 501
 502                 } else {
 503                         $this->wrap(self::STATUS_ERR, array("error" => 'UNKNOWN_METHOD', "method" => $method));
 504                 }
 505         }
 506
 507         function shareToPublished() {
 508                 $title = strip_tags($_REQUEST["title"]);
 509                 $url = strip_tags($_REQUEST["url"]);
 510                 $content = strip_tags($_REQUEST["content"]);
 511
 512                 if (Article::create_published_article($title, $url, $content, "", $_SESSION["uid"])) {
 513                         $this->wrap(self::STATUS_OK, array("status" => 'OK'));
 514                 } else {
 515                         $this->wrap(self::STATUS_ERR, array("error" => 'Publishing failed'));
 516                 }
 517         }
 518
 519         static function api_get_feeds($cat_id, $unread_only, $limit, $offset, $include_nested = false) {
 520
 521                         $feeds = array();
 522
 523                         $pdo = Db::pdo();
 524
 525                         $limit = (int) $limit;
 526                         $offset = (int) $offset;
 527                         $cat_id = (int) $cat_id;
 528
 529                         /* Labels */
 530
 531                         if ($cat_id == -4 || $cat_id == -2) {
 532                                 $counters = Counters::getLabelCounters(true);
 533
 534                                 foreach (array_values($counters) as $cv) {
 535
 536                                         $unread = $cv["counter"];
 537
 538                                         if ($unread || !$unread_only) {
 539
 540                                                 $row = array(
 541                                                                 "id" => (int) $cv["id"],
 542                                                                 "title" => $cv["description"],
 543                                                                 "unread" => $cv["counter"],
 544                                                                 "cat_id" => -2,
 545                                                         );
 546
 547                                                 array_push($feeds, $row);
 548                                         }
 549                                 }
 550                         }
 551
 552                         /* Virtual feeds */
 553
 554                         if ($cat_id == -4 || $cat_id == -1) {
 555                                 foreach (array(-1, -2, -3, -4, -6, 0) as $i) {
 556                                         $unread = getFeedUnread($i);
 557
 558                                         if ($unread || !$unread_only) {
 559                                                 $title = Feeds::getFeedTitle($i);
 560
 561                                                 $row = array(
 562                                                                 "id" => $i,
 563                                                                 "title" => $title,
 564                                                                 "unread" => $unread,
 565                                                                 "cat_id" => -1,
 566                                                         );
 567                                                 array_push($feeds, $row);
 568                                         }
 569
 570                                 }
 571                         }
 572
 573                         /* Child cats */
 574
 575                         if ($include_nested && $cat_id) {
 576                                 $sth = $pdo->prepare("SELECT
 577                                         id, title, order_id FROM ttrss_feed_categories
 578                                         WHERE parent_cat = ? AND owner_uid = ? ORDER BY id, title");
 579
 580                                 $sth->execute([$cat_id, $_SESSION['uid']]);
 581
 582                                 while ($line = $sth->fetch()) {
 583                                         $unread = getFeedUnread($line["id"], true) +
 584                                                 Feeds::getCategoryChildrenUnread($line["id"]);
 585
 586                                         if ($unread || !$unread_only) {
 587                                                 $row = array(
 588                                                                 "id" => (int) $line["id"],
 589                                                                 "title" => $line["title"],
 590                                                                 "unread" => $unread,
 591                                                                 "is_cat" => true,
 592                                 "order_id" => (int) $line["order_id"]
 593                                                         );
 594                                                 array_push($feeds, $row);
 595                                         }
 596                                 }
 597                         }
 598
 599                         /* Real feeds */
 600
 601                         if ($limit) {
 602                                 $limit_qpart = "LIMIT $limit OFFSET $offset";
 603                         } else {
 604                                 $limit_qpart = "";
 605                         }
 606
 607                         if ($cat_id == -4 || $cat_id == -3) {
 608                                 $sth = $pdo->prepare("SELECT
 609                                         id, feed_url, cat_id, title, order_id, ".
 610                                                 SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated
 611                                                 FROM ttrss_feeds WHERE owner_uid = ?
 612                                                 ORDER BY cat_id, title " . $limit_qpart);
 613                                 $sth->execute([$_SESSION['uid']]);
 614
 615                         } else {
 616
 617                                 $sth = $pdo->prepare("SELECT
 618                                         id, feed_url, cat_id, title, order_id, ".
 619                                                 SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated
 620                                                 FROM ttrss_feeds WHERE
 621                                                 (cat_id = :cat OR (:cat = 0 AND cat_id IS NULL))
 622                                                 AND owner_uid = :uid
 623                                                 ORDER BY cat_id, title " . $limit_qpart);
 624                                 $sth->execute([":uid" => $_SESSION['uid'], ":cat" => $cat_id]);
 625                         }
 626
 627                         while ($line = $sth->fetch()) {
 628
 629                                 $unread = getFeedUnread($line["id"]);
 630
 631                                 $has_icon = feed_has_icon($line['id']);
 632
 633                                 if ($unread || !$unread_only) {
 634
 635                                         $row = array(
 636                                                         "feed_url" => $line["feed_url"],
 637                                                         "title" => $line["title"],
 638                                                         "id" => (int)$line["id"],
 639                                                         "unread" => (int)$unread,
 640                                                         "has_icon" => $has_icon,
 641                                                         "cat_id" => (int)$line["cat_id"],
 642                                                         "last_updated" => (int) strtotime($line["last_updated"]),
 643                                                         "order_id" => (int) $line["order_id"],
 644                                                 );
 645
 646                                         array_push($feeds, $row);
 647                                 }
 648                         }
 649
 650                 return $feeds;
 651         }
 652
 653         /**
 654          * @SuppressWarnings(PHPMD.UnusedFormalParameter)
 655          */
 656         static function api_get_headlines($feed_id, $limit, $offset,
 657                                 $filter, $is_cat, $show_excerpt, $show_content, $view_mode, $order,
 658                                 $include_attachments, $since_id,
 659                                 $search = "", $include_nested = false, $sanitize_content = true,
 660                                 $force_update = false, $excerpt_length = 100, $check_first_id = false, $skip_first_id_check = false) {
 661
 662                         $pdo = Db::pdo();
 663
 664                         if ($force_update && $feed_id > 0 && is_numeric($feed_id)) {
 665                                 // Update the feed if required with some basic flood control
 666
 667                                 $sth = $pdo->prepare(
 668                                         "SELECT cache_images,".SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated
 669                                                 FROM ttrss_feeds WHERE id = ?");
 670                                 $sth->execute([$feed_id]);
 671
 672                                 if ($row = $sth->fetch()) {
 673                                         $last_updated = strtotime($row["last_updated"]);
 674                                         $cache_images = sql_bool_to_bool($row["cache_images"]);
 675
 676                                         if (!$cache_images && time() - $last_updated > 120) {
 677                                                 RSSUtils::update_rss_feed($feed_id, true);
 678                                         } else {
 679                                                 $sth = $pdo->prepare("UPDATE ttrss_feeds SET last_updated = '1970-01-01', last_update_started = '1970-01-01'
 680                                                         WHERE id = ?");
 681                                                 $sth->execute([$feed_id]);
 682                                         }
 683                                 }
 684                         }
 685
 686                         $params = array(
 687                                 "feed" => $feed_id,
 688                                 "limit" => $limit,
 689                                 "view_mode" => $view_mode,
 690                                 "cat_view" => $is_cat,
 691                                 "search" => $search,
 692                                 "override_order" => $order,
 693                                 "offset" => $offset,
 694                                 "since_id" => $since_id,
 695                                 "include_children" => $include_nested,
 696                                 "check_first_id" => $check_first_id,
 697                                 "skip_first_id_check" => $skip_first_id_check
 698                         );
 699
 700                         $qfh_ret = Feeds::queryFeedHeadlines($params);
 701
 702                         $result = $qfh_ret[0];
 703                         $feed_title = $qfh_ret[1];
 704                         $first_id = $qfh_ret[6];
 705
 706                         $headlines = array();
 707
 708                         $headlines_header = array(
 709                                 'id' => $feed_id,
 710                                 'first_id' => $first_id,
 711                                 'is_cat' => $is_cat);
 712
 713                         if (!is_numeric($result)) {
 714                                 while ($line = $result->fetch()) {
 715                                         $line["content_preview"] = truncate_string(strip_tags($line["content"]), $excerpt_length);
 716                                         foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_QUERY_HEADLINES) as $p) {
 717                                                 $line = $p->hook_query_headlines($line, $excerpt_length, true);
 718                                         }
 719
 720                                         $is_updated = ($line["last_read"] == "" &&
 721                                                 ($line["unread"] != "t" && $line["unread"] != "1"));
 722
 723                                         $tags = explode(",", $line["tag_cache"]);
 724
 725                                         $label_cache = $line["label_cache"];
 726                                         $labels = false;
 727
 728                                         if ($label_cache) {
 729                                                 $label_cache = json_decode($label_cache, true);
 730
 731                                                 if ($label_cache) {
 732                                                         if ($label_cache["no-labels"] == 1)
 733                                                                 $labels = array();
 734                                                         else
 735                                                                 $labels = $label_cache;
 736                                                 }
 737                                         }
 738
 739                                         if (!is_array($labels)) $labels = Article::get_article_labels($line["id"]);
 740
 741                                         $headline_row = array(
 742                                                 "id" => (int)$line["id"],
 743                                                 "guid" => $line["guid"],
 744                                                 "unread" => sql_bool_to_bool($line["unread"]),
 745                                                 "marked" => sql_bool_to_bool($line["marked"]),
 746                                                 "published" => sql_bool_to_bool($line["published"]),
 747                                                 "updated" => (int)strtotime($line["updated"]),
 748                                                 "is_updated" => $is_updated,
 749                                                 "title" => $line["title"],
 750                                                 "link" => $line["link"],
 751                                                 "feed_id" => $line["feed_id"],
 752                                                 "tags" => $tags,
 753                                         );
 754
 755                                         if ($include_attachments)
 756                                                 $headline_row['attachments'] = Article::get_article_enclosures(
 757                                                         $line['id']);
 758
 759                                         if ($show_excerpt)
 760                                                 $headline_row["excerpt"] = $line["content_preview"];
 761
 762                                         if ($show_content) {
 763
 764                                                 if ($sanitize_content) {
 765                                                         $headline_row["content"] = sanitize(
 766                                                                 $line["content"],
 767                                                                 sql_bool_to_bool($line['hide_images']),
 768                                                                 false, $line["site_url"], false, $line["id"]);
 769                                                 } else {
 770                                                         $headline_row["content"] = $line["content"];
 771                                                 }
 772                                         }
 773
 774                                         // unify label output to ease parsing
 775                                         if ($labels["no-labels"] == 1) $labels = array();
 776
 777                                         $headline_row["labels"] = $labels;
 778
 779                                         $headline_row["feed_title"] = $line["feed_title"] ? $line["feed_title"] :
 780                                                 $feed_title;
 781
 782                                         $headline_row["comments_count"] = (int)$line["num_comments"];
 783                                         $headline_row["comments_link"] = $line["comments"];
 784
 785                                         $headline_row["always_display_attachments"] = sql_bool_to_bool($line["always_display_enclosures"]);
 786
 787                                         $headline_row["author"] = $line["author"];
 788
 789                                         $headline_row["score"] = (int)$line["score"];
 790                                         $headline_row["note"] = $line["note"];
 791                                         $headline_row["lang"] = $line["lang"];
 792
 793                                         foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_RENDER_ARTICLE_API) as $p) {
 794                                                 $headline_row = $p->hook_render_article_api(array("headline" => $headline_row));
 795                                         }
 796
 797                                         array_push($headlines, $headline_row);
 798                                 }
 799                         } else if (is_numeric($result) && $result == -1) {
 800                                 $headlines_header['first_id_changed'] = true;
 801                         }
 802
 803                         return array($headlines, $headlines_header);
 804         }
 805
 806         function unsubscribeFeed() {
 807                 $feed_id = (int) $_REQUEST["feed_id"];
 808
 809                 $sth = $this->pdo->prepare("SELECT id FROM ttrss_feeds WHERE
 810                         id = ? AND owner_uid = ?");
 811                 $sth->execute([$feed_id, $_SESSION['uid']]);
 812
 813                 if ($row = $sth->fetch()) {
 814                         Pref_Feeds::remove_feed($feed_id, $_SESSION["uid"]);
 815                         $this->wrap(self::STATUS_OK, array("status" => "OK"));
 816                 } else {
 817                         $this->wrap(self::STATUS_ERR, array("error" => "FEED_NOT_FOUND"));
 818                 }
 819         }
 820
 821         function subscribeToFeed() {
 822                 $feed_url = $_REQUEST["feed_url"];
 823                 $category_id = (int) $_REQUEST["category_id"];
 824                 $login = $_REQUEST["login"];
 825                 $password = $_REQUEST["password"];
 826
 827                 if ($feed_url) {
 828                         $rc = Feeds::subscribe_to_feed($feed_url, $category_id, $login, $password);
 829
 830                         $this->wrap(self::STATUS_OK, array("status" => $rc));
 831                 } else {
 832                         $this->wrap(self::STATUS_ERR, array("error" => 'INCORRECT_USAGE'));
 833                 }
 834         }
 835
 836         function getFeedTree() {
 837                 $include_empty = sql_bool_to_bool($_REQUEST['include_empty']);
 838
 839                 $pf = new Pref_Feeds($_REQUEST);
 840
 841                 $_REQUEST['mode'] = 2;
 842                 $_REQUEST['force_show_empty'] = $include_empty;
 843
 844                 if ($pf){
 845                         $data = $pf->makefeedtree();
 846                         $this->wrap(self::STATUS_OK, array("categories" => $data));
 847                 } else {
 848                         $this->wrap(self::STATUS_ERR, array("error" =>
 849                                 'UNABLE_TO_INSTANTIATE_OBJECT'));
 850                 }
 851
 852         }
 853
 854         // only works for labels or uncategorized for the time being
 855         private function isCategoryEmpty($id) {
 856
 857                 if ($id == -2) {
 858                         $sth = $this->pdo->prepare("SELECT COUNT(id) AS count FROM ttrss_labels2
 859                                 WHERE owner_uid = ?");
 860                         $sth->execute([$_SESSION['uid']]);
 861                         $row = $sth->fetch();
 862
 863                         return $row["count"] == 0;
 864
 865                 } else if ($id == 0) {
 866                         $sth = $this->pdo->prepare("SELECT COUNT(id) AS count FROM ttrss_feeds
 867                                 WHERE cat_id IS NULL AND owner_uid = ?");
 868                         $sth->execute([$_SESSION['uid']]);
 869                         $row = $sth->fetch();
 870
 871                         return $row["count"] == 0;
 872
 873                 }
 874
 875                 return false;
 876         }
 877
 878
 879 }