classes/feeds.php

   1 <?php
   2 require_once "colors.php";
   3
   4 class Feeds extends Handler_Protected {
   5
   6     private $params;
   7
   8     function csrf_ignore($method) {
   9                 $csrf_ignored = array("index", "feedbrowser", "quickaddfeed", "search");
  10
  11                 return array_search($method, $csrf_ignored) !== false;
  12         }
  13
  14         private function format_headline_subtoolbar($feed_site_url, $feed_title,
  15                         $feed_id, $is_cat, $search,
  16                         $error, $feed_last_updated) {
  17
  18                 $catchup_sel_link = "catchupSelection()";
  19
  20                 $archive_sel_link = "archiveSelection()";
  21                 $delete_sel_link = "deleteSelection()";
  22
  23                 $sel_all_link = "selectArticles('all')";
  24                 $sel_unread_link = "selectArticles('unread')";
  25                 $sel_none_link = "selectArticles('none')";
  26                 $sel_inv_link = "selectArticles('invert')";
  27
  28                 $tog_unread_link = "selectionToggleUnread()";
  29                 $tog_marked_link = "selectionToggleMarked()";
  30                 $tog_published_link = "selectionTogglePublished()";
  31
  32                 $set_score_link = "setSelectionScore()";
  33
  34                 if ($is_cat) $cat_q = "&is_cat=$is_cat";
  35
  36                 if ($search) {
  37                         $search_q = "&q=$search";
  38                 } else {
  39                         $search_q = "";
  40                 }
  41
  42                 $reply = "<span class=\"holder\">";
  43
  44                 $rss_link = htmlspecialchars(get_self_url_prefix() .
  45                         "/public.php?op=rss&id=$feed_id$cat_q$search_q");
  46
  47                 // right part
  48
  49                 $error_class = $error ? "error" : "";
  50
  51                 $reply .= "<span class='r'>
  52                         <a href=\"#\"
  53                                 title=\"".__("View as RSS feed")."\"
  54                                 onclick=\"displayDlg('".__("View as RSS")."','generatedFeed', '$feed_id:$is_cat:$rss_link')\">
  55                                 <img class=\"noborder\" src=\"images/pub_set.png\"></a>";
  56
  57
  58 #               $reply .= "<span>";
  59                 $reply .= "<span id='feed_title' class='$error_class'>";
  60
  61                 if ($feed_site_url) {
  62                         $last_updated = T_sprintf("Last updated: %s",
  63                                 $feed_last_updated);
  64
  65                         $target = "target=\"_blank\"";
  66                         $reply .= "<a title=\"$last_updated\" $target href=\"$feed_site_url\">".
  67                                 truncate_string(strip_tags($feed_title), 30)."</a>";
  68
  69                         if ($error) {
  70                                 $error = htmlspecialchars($error);
  71                                 $reply .= "&nbsp;<img title=\"$error\" src='images/error.png' alt='error' class=\"noborder\">";
  72                         }
  73
  74                 } else {
  75                         $reply .= strip_tags($feed_title);
  76                 }
  77
  78                 $reply .= "</span>";
  79
  80                 $reply .= "</span>";
  81
  82 #               $reply .= "</span>";
  83
  84                 // left part
  85
  86                 $reply .= "<span class=\"main\">";
  87                 $reply .= "<span id='selected_prompt'></span>";
  88
  89                 /*$reply .= "<span class=\"sel_links\">
  90                         <a href=\"#\" onclick=\"$sel_all_link\">".__('All')."</a>,
  91                         <a href=\"#\" onclick=\"$sel_unread_link\">".__('Unread')."</a>,
  92                         <a href=\"#\" onclick=\"$sel_inv_link\">".__('Invert')."</a>,
  93                         <a href=\"#\" onclick=\"$sel_none_link\">".__('None')."</a></li>";
  94
  95                 $reply .= "</span> "; */
  96
  97                 $reply .= "<select dojoType=\"dijit.form.Select\"
  98                         onchange=\"headlineActionsChange(this)\">";
  99
 100                 $reply .= "<option value=\"0\" disabled='1'>".__('Select...')."</option>";
 101
 102                 $reply .= "<option value=\"$sel_all_link\">".__('All')."</option>";
 103                 $reply .= "<option value=\"$sel_unread_link\">".__('Unread')."</option>";
 104                 $reply .= "<option value=\"$sel_inv_link\">".__('Invert')."</option>";
 105                 $reply .= "<option value=\"$sel_none_link\">".__('None')."</option>";
 106
 107                 $reply .= "<option value=\"0\" disabled=\"1\">".__('Selection toggle:')."</option>";
 108
 109                 $reply .= "<option value=\"$tog_unread_link\">".__('Unread')."</option>
 110                         <option value=\"$tog_marked_link\">".__('Starred')."</option>
 111                         <option value=\"$tog_published_link\">".__('Published')."</option>";
 112
 113                 $reply .= "<option value=\"0\" disabled=\"1\">".__('Selection:')."</option>";
 114
 115                 $reply .= "<option value=\"$catchup_sel_link\">".__('Mark as read')."</option>";
 116                 $reply .= "<option value=\"$set_score_link\">".__('Set score')."</option>";
 117
 118                 if ($feed_id != "0") {
 119                         $reply .= "<option value=\"$archive_sel_link\">".__('Archive')."</option>";
 120                 } else {
 121                         $reply .= "<option value=\"$archive_sel_link\">".__('Move back')."</option>";
 122                         $reply .= "<option value=\"$delete_sel_link\">".__('Delete')."</option>";
 123
 124                 }
 125
 126                 if (PluginHost::getInstance()->get_plugin("mail")) {
 127                         $reply .= "<option value=\"emailArticle(false)\">".__('Forward by email').
 128                                 "</option>";
 129                 }
 130
 131                 if (PluginHost::getInstance()->get_plugin("mailto")) {
 132                         $reply .= "<option value=\"mailtoArticle(false)\">".__('Forward by email').
 133                                 "</option>";
 134                 }
 135
 136                 $reply .= "<option value=\"0\" disabled=\"1\">".__('Feed:')."</option>";
 137
 138                 //$reply .= "<option value=\"catchupPage()\">".__('Mark as read')."</option>";
 139
 140                 $reply .= "<option value=\"displayDlg('".__("View as RSS")."','generatedFeed', '$feed_id:$is_cat:$rss_link')\">".__('View as RSS')."</option>";
 141
 142                 $reply .= "</select>";
 143
 144                 //$reply .= "</h2";
 145
 146                 foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_HEADLINE_TOOLBAR_BUTTON) as $p) {
 147                          $reply .= $p->hook_headline_toolbar_button($feed_id, $is_cat);
 148                 }
 149
 150                 $reply .= "</span></span>";
 151
 152                 return $reply;
 153         }
 154
 155         private function format_headlines_list($feed, $method, $view_mode, $limit, $cat_view,
 156                                         $offset, $vgr_last_feed = false,
 157                                         $override_order = false, $include_children = false, $check_first_id = false,
 158                                         $skip_first_id_check = false) {
 159
 160                 $disable_cache = false;
 161
 162                 $reply = array();
 163
 164                 $rgba_cache = array();
 165
 166                 $timing_info = microtime(true);
 167
 168                 $topmost_article_ids = array();
 169
 170                 if (!$offset) $offset = 0;
 171                 if ($method == "undefined") $method = "";
 172
 173                 $method_split = explode(":", $method);
 174
 175                 if ($method == "ForceUpdate" && $feed > 0 && is_numeric($feed)) {
 176             $sth = $this->pdo->prepare("UPDATE ttrss_feeds
 177                             SET last_updated = '1970-01-01', last_update_started = '1970-01-01'
 178                             WHERE id = ?");
 179             $sth->execute([$feed]);
 180                 }
 181
 182                 if ($method_split[0] == "MarkAllReadGR")  {
 183                         $this->catchup_feed($method_split[1], false);
 184                 }
 185
 186                 // FIXME: might break tag display?
 187
 188                 if (is_numeric($feed) && $feed > 0 && !$cat_view) {
 189                         $sth = $this->pdo->prepare("SELECT id FROM ttrss_feeds WHERE id = ? LIMIT 1");
 190                         $sth->execute([$feed]);
 191
 192                         if (!$sth->fetch()) {
 193                                 $reply['content'] = "<div align='center'>".__('Feed not found.')."</div>";
 194                         }
 195                 }
 196
 197                 @$search = $_REQUEST["query"];
 198                 @$search_language = $_REQUEST["search_language"]; // PGSQL only
 199
 200                 if ($search) {
 201                         $disable_cache = true;
 202                 }
 203
 204                 if ($_REQUEST["debug"]) $timing_info = print_checkpoint("H0", $timing_info);
 205
 206                 if (!$cat_view && is_numeric($feed) && $feed < PLUGIN_FEED_BASE_INDEX && $feed > LABEL_BASE_INDEX) {
 207                         $handler = PluginHost::getInstance()->get_feed_handler(
 208                                 PluginHost::feed_to_pfeed_id($feed));
 209
 210                         if ($handler) {
 211                                 $options = array(
 212                                         "limit" => $limit,
 213                                         "view_mode" => $view_mode,
 214                                         "cat_view" => $cat_view,
 215                                         "search" => $search,
 216                                         "override_order" => $override_order,
 217                                         "offset" => $offset,
 218                                         "owner_uid" => $_SESSION["uid"],
 219                                         "filter" => false,
 220                                         "since_id" => 0,
 221                                         "include_children" => $include_children);
 222
 223                                 $qfh_ret = $handler->get_headlines(PluginHost::feed_to_pfeed_id($feed),
 224                                         $options);
 225                         }
 226
 227                 } else {
 228
 229                         $params = array(
 230                                 "feed" => $feed,
 231                                 "limit" => $limit,
 232                                 "view_mode" => $view_mode,
 233                                 "cat_view" => $cat_view,
 234                                 "search" => $search,
 235                                 "search_language" => $search_language,
 236                                 "override_order" => $override_order,
 237                                 "offset" => $offset,
 238                                 "include_children" => $include_children,
 239                                 "check_first_id" => $check_first_id,
 240                                 "skip_first_id_check" => $skip_first_id_check
 241                         );
 242
 243                         $qfh_ret = $this->queryFeedHeadlines($params);
 244                 }
 245
 246                 $vfeed_group_enabled = get_pref("VFEED_GROUP_BY_FEED") && $feed != -6;
 247
 248                 if ($_REQUEST["debug"]) $timing_info = print_checkpoint("H1", $timing_info);
 249
 250                 $result = $qfh_ret[0]; // this could be either a PDO query result or a -1 if first id changed
 251                 $feed_title = $qfh_ret[1];
 252                 $feed_site_url = $qfh_ret[2];
 253                 $last_error = $qfh_ret[3];
 254                 $last_updated = strpos($qfh_ret[4], '1970-') === FALSE ?
 255                         make_local_datetime($qfh_ret[4], false) : __("Never");
 256                 $highlight_words = $qfh_ret[5];
 257                 $reply['first_id'] = $qfh_ret[6];
 258                 $reply['search_query'] = [$search, $search_language];
 259
 260                 $vgroup_last_feed = $vgr_last_feed;
 261
 262                 $reply['toolbar'] = $this->format_headline_subtoolbar($feed_site_url,
 263                         $feed_title,
 264                         $feed, $cat_view, $search,
 265                         $last_error, $last_updated);
 266
 267                 if ($offset == 0) {
 268                         foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_HEADLINES_BEFORE) as $p) {
 269                                  $reply['content'] .= $p->hook_headlines_before($feed, $cat_view, $qfh_ret);
 270                         }
 271                 }
 272
 273                 $reply['content'] = '';
 274
 275                 $headlines_count = 0;
 276
 277         $lnum = $offset;
 278         $num_unread = 0;
 279         if ($_REQUEST["debug"]) $timing_info = print_checkpoint("PS", $timing_info);
 280
 281         if (is_object($result)) {
 282
 283                         while ($line = $result->fetch()) {
 284
 285                                 ++$headlines_count;
 286
 287                                 $line["content_preview"] =  "&mdash; " . truncate_string(strip_tags($line["content"]), 250);
 288
 289                                 foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_QUERY_HEADLINES) as $p) {
 290                                         $line = $p->hook_query_headlines($line, 250, false);
 291                                 }
 292
 293                                 if (get_pref('SHOW_CONTENT_PREVIEW')) {
 294                                         $content_preview =  $line["content_preview"];
 295                                 }
 296
 297                                 $id = $line["id"];
 298                                 $feed_id = $line["feed_id"];
 299                                 $label_cache = $line["label_cache"];
 300                                 $labels = false;
 301
 302                                 $mouseover_attrs = "onmouseover='postMouseIn(event, $id)' onmouseout='postMouseOut($id)'";
 303
 304                                 if ($label_cache) {
 305                                         $label_cache = json_decode($label_cache, true);
 306
 307                                         if ($label_cache) {
 308                                                 if ($label_cache["no-labels"] == 1)
 309                                                         $labels = array();
 310                                                 else
 311                                                         $labels = $label_cache;
 312                                         }
 313                                 }
 314
 315                                 if (!is_array($labels)) $labels = Article::get_article_labels($id);
 316
 317                                 $labels_str = "<span class=\"HLLCTR-$id\">";
 318                                 $labels_str .= Article::format_article_labels($labels);
 319                                 $labels_str .= "</span>";
 320
 321                                 if (count($topmost_article_ids) < 3) {
 322                                         array_push($topmost_article_ids, $id);
 323                                 }
 324
 325                                 $class = "";
 326
 327                                 if ($line["unread"]) {
 328                                         $class .= " Unread";
 329                                         ++$num_unread;
 330                                 }
 331
 332                                 $marked_pic_src = $line["marked"] ? "mark_set.png" : "mark_unset.png";
 333                                 $class .= $line["marked"] ? " marked" : "";
 334                                 $marked_pic = "<img src=\"images/$marked_pic_src\" class=\"markedPic\" onclick='toggleMark($id)'>";
 335
 336                                 $published_pic_src = $line["published"] ? "pub_set.png" : "pub_unset.png";
 337                                 $class .= $line["published"] ? " published" : "";
 338                 $published_pic = "<img src=\"images/$published_pic_src\" class=\"pubPic\" onclick='togglePub($id)'>";
 339
 340                                 $updated_fmt = make_local_datetime($line["updated"], false, false, false, true);
 341                                 $date_entered_fmt = T_sprintf("Imported at %s",
 342                                         make_local_datetime($line["date_entered"], false));
 343
 344                                 $score = $line["score"];
 345
 346                                 $score_pic = "images/" . get_score_pic($score);
 347
 348                                 $score_pic = "<img class='hlScorePic' score='$score' onclick='changeScore($id, this)' src=\"$score_pic\"
 349                 title=\"$score\">";
 350
 351                                 if ($score > 500) {
 352                                         $hlc_suffix = "high";
 353                                 } else if ($score < -100) {
 354                                         $hlc_suffix = "low";
 355                                 } else {
 356                                         $hlc_suffix = "";
 357                                 }
 358
 359                                 $entry_author = $line["author"];
 360
 361                                 if ($entry_author) {
 362                                         $entry_author = " &mdash; $entry_author";
 363                                 }
 364
 365                                 $has_feed_icon = feeds::feedHasIcon($feed_id);
 366
 367                                 if ($has_feed_icon) {
 368                                         $feed_icon_img = "<img class=\"tinyFeedIcon\" src=\"".ICONS_URL."/$feed_id.ico\" alt=\"\">";
 369                                 } else {
 370                                         $feed_icon_img = "<img class=\"tinyFeedIcon\" src=\"images/pub_set.png\" alt=\"\">";
 371                                 }
 372
 373                                 $entry_site_url = $line["site_url"];
 374
 375                                 //setting feed headline background color, needs to change text color based on dark/light
 376                                 $fav_color = $line['favicon_avg_color'];
 377
 378                                 require_once "colors.php";
 379
 380                                 if ($fav_color && $fav_color != 'fail') {
 381                                         if (!isset($rgba_cache[$feed_id])) {
 382                                                 $rgba_cache[$feed_id] = join(",", _color_unpack($fav_color));
 383                                         }
 384                                 }
 385
 386                                 if (!get_pref('COMBINED_DISPLAY_MODE')) {
 387
 388                                         if ($vfeed_group_enabled) {
 389                                                 if ($feed_id != $vgroup_last_feed && $line["feed_title"]) {
 390
 391                                                         $vgroup_last_feed = $feed_id;
 392
 393                                                         $vf_catchup_link = "<a class='catchup' onclick='catchupFeedInGroup($feed_id);' href='#'>".__('mark feed as read')."</a>";
 394
 395                                                         $reply['content'] .= "<div data-feed-id='$feed_id' id='FTITLE-$feed_id' class='cdmFeedTitle'>".
 396                                                                 "<div style='float : right'>$feed_icon_img</div>".
 397                                                                 "<a class='title' href=\"#\" onclick=\"viewfeed({feed:$feed_id})\">".
 398                                                                 $line["feed_title"]."</a>
 399                             $vf_catchup_link</div>";
 400
 401
 402                                                 }
 403                                         }
 404
 405                                         $reply['content'] .= "<div class='hl hlMenuAttach $class' data-orig-feed-id='$feed_id' data-article-id='$id' id='RROW-$id' $mouseover_attrs>";
 406
 407                                         $reply['content'] .= "<div class='hlLeft'>";
 408
 409                                         $reply['content'] .= "<input dojoType=\"dijit.form.CheckBox\"
 410                         type=\"checkbox\" onclick=\"toggleSelectRow2(this)\"
 411                         class='rchk'>";
 412
 413                                         $reply['content'] .= "$marked_pic";
 414                                         $reply['content'] .= "$published_pic";
 415
 416                                         $reply['content'] .= "</div>";
 417
 418                                         $reply['content'] .= "<div onclick='return hlClicked(event, $id)'
 419                     class=\"hlTitle\"><span class='hlContent $hlc_suffix'>";
 420                                         $reply['content'] .= "<a id=\"RTITLE-$id\" class=\"title $hlc_suffix\"
 421                     href=\"" . htmlspecialchars($line["link"]) . "\"
 422                     onclick=\"\">" .
 423                                                 truncate_string($line["title"], 200);
 424
 425                                         if (get_pref('SHOW_CONTENT_PREVIEW')) {
 426                                                 $reply['content'] .= "<span class=\"contentPreview\">" . $line["content_preview"] . "</span>";
 427                                         }
 428
 429                                         $reply['content'] .= "</a></span>";
 430
 431                                         $reply['content'] .= $labels_str;
 432
 433                                         $reply['content'] .= "</div>";
 434
 435                                         if (!$vfeed_group_enabled) {
 436                                                 if (@$line["feed_title"]) {
 437                                                         $rgba = @$rgba_cache[$feed_id];
 438
 439                                                         $reply['content'] .= "<span class=\"hlFeed\"><a style=\"background : rgba($rgba, 0.3)\" href=\"#\" onclick=\"viewfeed({feed:$feed_id})\">".
 440                                                                 truncate_string($line["feed_title"],30)."</a></span>";
 441                                                 }
 442                                         }
 443
 444
 445                                         $reply['content'] .= "<span class=\"hlUpdated\">";
 446
 447                                         $reply['content'] .= "<div title='$date_entered_fmt'>$updated_fmt</div>
 448                     </span>";
 449
 450                                         $reply['content'] .= "<div class=\"hlRight\">";
 451
 452                                         $reply['content'] .= $score_pic;
 453
 454                                         if ($line["feed_title"] && !$vfeed_group_enabled) {
 455
 456                                                 $reply['content'] .= "<span onclick=\"viewfeed({feed:$feed_id})\"
 457                         style=\"cursor : pointer\"
 458                         title=\"".htmlspecialchars($line['feed_title'])."\">
 459                         $feed_icon_img</span>";
 460                                         }
 461
 462                                         $reply['content'] .= "</div>";
 463                                         $reply['content'] .= "</div>";
 464
 465                                 } else {
 466
 467                                         if ($line["tag_cache"])
 468                                                 $tags = explode(",", $line["tag_cache"]);
 469                                         else
 470                                                 $tags = false;
 471
 472                                         $line["content"] = sanitize($line["content"],
 473                                                 $line['hide_images'], false, $entry_site_url, $highlight_words, $line["id"]);
 474
 475                                         foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_RENDER_ARTICLE_CDM) as $p) {
 476                                                 $line = $p->hook_render_article_cdm($line);
 477                                         }
 478
 479                                         $line['content'] = rewrite_cached_urls($line['content']);
 480
 481                                         if ($vfeed_group_enabled && $line["feed_title"]) {
 482                                                 if ($feed_id != $vgroup_last_feed) {
 483
 484                                                         $vgroup_last_feed = $feed_id;
 485
 486                                                         $vf_catchup_link = "<a class='catchup' onclick='catchupFeedInGroup($feed_id);' href='#'>".__('mark feed as read')."</a>";
 487
 488                                                         $feed_icon_src = Feeds::getFeedIcon($feed_id);
 489                                                         $feed_icon_img = "<img class=\"tinyFeedIcon\" src=\"$feed_icon_src\">";
 490
 491                                                         $reply['content'] .= "<div data-feed-id='$feed_id' id='FTITLE-$feed_id' class='cdmFeedTitle'>".
 492                                                                 "<div style=\"float : right\">$feed_icon_img</div>".
 493                                                                 "<a href=\"#\" class='title' onclick=\"viewfeed({feed:$feed_id})\">".
 494                                                                 $line["feed_title"]."</a> $vf_catchup_link</div>";
 495
 496                                                 }
 497                                         }
 498
 499                     $content_encoded = htmlspecialchars(json_encode($line["content"]));
 500
 501                     $tmp_content = "<div class=\"cdm expanded $hlc_suffix $class\"
 502                         id=\"RROW-$id\" data-content=\"$content_encoded\" data-article-id='$id' data-orig-feed-id='$feed_id' $mouseover_attrs>";
 503
 504                                         $tmp_content .= "<div class=\"cdmHeader\">";
 505                                         $tmp_content .= "<div style=\"vertical-align : middle\">";
 506
 507                                         $tmp_content .= "<input dojoType=\"dijit.form.CheckBox\"
 508                         type=\"checkbox\" onclick=\"toggleSelectRow2(this, false, true)\"
 509                         class='rchk'>";
 510
 511                                         $tmp_content .= "$marked_pic";
 512                                         $tmp_content .= "$published_pic";
 513
 514                                         $tmp_content .= "</div>";
 515
 516                                         if ($highlight_words && count($highlight_words) > 0) {
 517                                                 foreach ($highlight_words as $word) {
 518                                                     $word = preg_quote($word, "/");
 519
 520                                                         $line["title"] = preg_replace("/($word)/i",
 521                                                                 "<span class=\"highlight\">$1</span>", $line["title"]);
 522                                                 }
 523                                         }
 524
 525                                         // data-article-id included for context menu
 526                                         $tmp_content .= "<span id=\"RTITLE-$id\"
 527                     onclick=\"return cdmClicked(event, $id);\"
 528                     data-article-id=\"$id\"
 529                     class=\"titleWrap hlMenuAttach $hlc_suffix\">
 530                     <a class=\"title $hlc_suffix\"
 531                     title=\"".htmlspecialchars($line["title"])."\"
 532                     target=\"_blank\" rel=\"noopener noreferrer\" href=\"".
 533                                                 htmlspecialchars($line["link"])."\">".
 534                                                 $line["title"] .
 535                                                 "</a> <span class=\"author\">$entry_author</span>";
 536
 537                                         $tmp_content .= $labels_str;
 538
 539                                         $tmp_content .= "<span class='collapseBtn' style='display : none'>
 540                     <img src=\"images/collapse.png\" onclick=\"cdmCollapseArticle(event, $id)\"
 541                     title=\"".__("Collapse article")."\"/></span>";
 542
 543                                         $tmp_content .= "</span>";
 544
 545                                         if (!$vfeed_group_enabled) {
 546                                                 if (@$line["feed_title"]) {
 547                                                         $rgba = @$rgba_cache[$feed_id];
 548
 549                                                         $tmp_content .= "<div class=\"hlFeed\">
 550                             <a href=\"#\" style=\"background-color: rgba($rgba,0.3)\"
 551                             onclick=\"viewfeed({feed:$feed_id})\">".
 552                                                                 truncate_string($line["feed_title"],30)."</a>
 553                         </div>";
 554                                                 }
 555                                         }
 556
 557                                         $tmp_content .= "<span class='updated' title='$date_entered_fmt'>$updated_fmt</span>";
 558
 559                                         $tmp_content .= "<div class='scoreWrap' style=\"vertical-align : middle\">";
 560                                         $tmp_content .= "$score_pic";
 561
 562                                         if (!get_pref("VFEED_GROUP_BY_FEED") && $line["feed_title"]) {
 563                                                 $tmp_content .= "<span style=\"cursor : pointer\"
 564                         title=\"".htmlspecialchars($line["feed_title"])."\"
 565                         onclick=\"viewfeed({feed:$feed_id})\">$feed_icon_img</span>";
 566                                         }
 567                                         $tmp_content .= "</div>"; //scoreWrap
 568
 569                                         $tmp_content .= "</div>"; //cdmHeader
 570
 571                                         $tmp_content .= "<div class=\"cdmContent\" onclick=\"return cdmClicked(event, $id, true);\" id=\"CICD-$id\">";
 572
 573                                         $tmp_content .= "<div id=\"POSTNOTE-$id\">";
 574                                         if ($line['note']) {
 575                                                 $tmp_content .= Article::format_article_note($id, $line['note']);
 576                                         }
 577                                         $tmp_content .= "</div>"; //POSTNOTE
 578
 579                                         if (!$line['lang']) $line['lang'] = 'en';
 580
 581                                         // this is filled from RROW data-content
 582                                         $tmp_content .= "<div class=\"cdmContentInner\" lang=\"".$line['lang']."\">";
 583
 584                                         if ($line["orig_feed_id"]) {
 585
 586                                                 $ofgh = $this->pdo->prepare("SELECT * FROM ttrss_archived_feeds
 587                         WHERE id = ? AND owner_uid = ?");
 588                                                 $ofgh->execute([$line["orig_feed_id"], $_SESSION['uid']]);
 589
 590                                                 if ($tmp_line = $ofgh->fetch()) {
 591
 592                                                         $tmp_content .= "<div clear='both'>";
 593                                                         $tmp_content .= __("Originally from:");
 594
 595                                                         $tmp_content .= "&nbsp;";
 596
 597                                                         $tmp_content .= "<a target='_blank' rel='noopener noreferrer'
 598                             href=' " . htmlspecialchars($tmp_line['site_url']) . "'>" .
 599                                                                 $tmp_line['title'] . "</a>";
 600
 601                                                         $tmp_content .= "&nbsp;";
 602
 603                                                         $tmp_content .= "<a target='_blank' rel='noopener noreferrer' href='" . htmlspecialchars($tmp_line['feed_url']) . "'>";
 604                                                         $tmp_content .= "<img title='".__('Feed URL')."'class='tinyFeedIcon' src='images/pub_unset.png'></a>";
 605
 606                                                         $tmp_content .= "</div>";
 607                                                 }
 608                                         }
 609
 610                                         $tmp_content .= "</div>"; //cdmContentInner
 611                                         $tmp_content .= "<div class=\"cdmIntermediate\">";
 612
 613                                         $always_display_enclosures = $line["always_display_enclosures"];
 614                                         $tmp_content .= Article::format_article_enclosures($id, $always_display_enclosures,
 615                                                 $line["content"], $line["hide_images"]);
 616
 617                                         $tmp_content .= "</div>"; // cdmIntermediate
 618
 619                                         $tmp_content .= "<div class=\"cdmFooter\" onclick=\"event.stopPropagation()\">";
 620
 621                                         foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_ARTICLE_LEFT_BUTTON) as $p) {
 622                                                 $tmp_content .= $p->hook_article_left_button($line);
 623                                         }
 624
 625                                         $tags_str = Article::format_tags_string($tags, $id);
 626
 627                                         $tmp_content .= "<span class='left'>";
 628
 629                                         $tmp_content .= "<img src='images/tag.png' alt='Tags' title='Tags'>
 630                     <span id=\"ATSTR-$id\">$tags_str</span>
 631                     <a title=\"".__('Edit tags for this article')."\"
 632                     href=\"#\" onclick=\"editArticleTags($id)\">(+)</a>";
 633
 634                                         $num_comments = (int) $line["num_comments"];
 635                                         $entry_comments = "";
 636
 637                                         if ($num_comments > 0) {
 638                                                 if ($line["comments"]) {
 639                                                         $comments_url = htmlspecialchars($line["comments"]);
 640                                                 } else {
 641                                                         $comments_url = htmlspecialchars($line["link"]);
 642                                                 }
 643                                                 $entry_comments = "<a class=\"postComments\"
 644                         target='_blank' rel='noopener noreferrer' href=\"$comments_url\">$num_comments ".
 645                                                         _ngettext("comment", "comments", $num_comments)."</a>";
 646
 647                                         } else {
 648                                                 if ($line["comments"] && $line["link"] != $line["comments"]) {
 649                                                         $entry_comments = "<a class=\"postComments\" target='_blank' rel='noopener noreferrer' href=\"".htmlspecialchars($line["comments"])."\">".__("comments")."</a>";
 650                                                 }
 651                                         }
 652
 653                                         if ($entry_comments) $tmp_content .= "&nbsp;($entry_comments)";
 654
 655                                         $tmp_content .= "</span>";
 656                                         $tmp_content .= "<div>";
 657
 658                                         foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_ARTICLE_BUTTON) as $p) {
 659                                                 $tmp_content .= $p->hook_article_button($line);
 660                                         }
 661
 662                                         $tmp_content .= "</div>"; // buttons
 663
 664                                         $tmp_content .= "</div>"; // cdmFooter
 665                                         $tmp_content .= "</div>"; // cdmContent
 666                                         $tmp_content .= "</div>"; // RROW.cdm
 667
 668                                         foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_FORMAT_ARTICLE_CDM) as $p) {
 669                                                 $tmp_content = $p->hook_format_article_cdm($tmp_content, $line);
 670                                         }
 671
 672                                         $reply['content'] .= $tmp_content;
 673                                 }
 674
 675                                 ++$lnum;
 676                         }
 677         }
 678
 679         if ($_REQUEST["debug"]) $timing_info = print_checkpoint("PE", $timing_info);
 680
 681                 if (!$headlines_count) {
 682
 683                         if (!is_numeric($result)) {
 684
 685                                 switch ($view_mode) {
 686                                         case "unread":
 687                                                 $message = __("No unread articles found to display.");
 688                                                 break;
 689                                         case "updated":
 690                                                 $message = __("No updated articles found to display.");
 691                                                 break;
 692                                         case "marked":
 693                                                 $message = __("No starred articles found to display.");
 694                                                 break;
 695                                         default:
 696                                                 if ($feed < LABEL_BASE_INDEX) {
 697                                                         $message = __("No articles found to display. You can assign articles to labels manually from article header context menu (applies to all selected articles) or use a filter.");
 698                                                 } else {
 699                                                         $message = __("No articles found to display.");
 700                                                 }
 701                                 }
 702
 703                                 if (!$offset && $message) {
 704                                         $reply['content'] = "<div class='whiteBox'>$message";
 705
 706                                         $reply['content'] .= "<p><span class=\"insensitive\">";
 707
 708                                         $sth = $this->pdo->prepare("SELECT " . SUBSTRING_FOR_DATE . "(MAX(last_updated), 1, 19) AS last_updated FROM ttrss_feeds
 709                         WHERE owner_uid = ?");
 710                                         $sth->execute([$_SESSION['uid']]);
 711                                         $row = $sth->fetch();
 712
 713                                         $last_updated = make_local_datetime($row["last_updated"], false);
 714
 715                                         $reply['content'] .= sprintf(__("Feeds last updated at %s"), $last_updated);
 716
 717                                         $sth = $this->pdo->prepare("SELECT COUNT(id) AS num_errors
 718                         FROM ttrss_feeds WHERE last_error != '' AND owner_uid = ?");
 719                                         $sth->execute([$_SESSION['uid']]);
 720                                         $row = $sth->fetch();
 721
 722                                         $num_errors = $row["num_errors"];
 723
 724                                         if ($num_errors > 0) {
 725                                                 $reply['content'] .= "<br/>";
 726                                                 $reply['content'] .= "<a class=\"insensitive\" href=\"#\" onclick=\"showFeedsWithErrors()\">" .
 727                                                         __('Some feeds have update errors (click for details)') . "</a>";
 728                                         }
 729                                         $reply['content'] .= "</span></p></div>";
 730
 731                                 }
 732                         } else if (is_numeric($result) && $result == -1) {
 733                                 $reply['first_id_changed'] = true;
 734                         }
 735                 }
 736
 737                 if ($_REQUEST["debug"]) $timing_info = print_checkpoint("H2", $timing_info);
 738
 739                 return array($topmost_article_ids, $headlines_count, $feed, $disable_cache,
 740                         $vgroup_last_feed, $reply);
 741         }
 742
 743         function catchupAll() {
 744                 $sth = $this->pdo->prepare("UPDATE ttrss_user_entries SET
 745                                                 last_read = NOW(), unread = false WHERE unread = true AND owner_uid = ?");
 746                 $sth->execute([$_SESSION['uid']]);
 747
 748                 CCache::zero_all($_SESSION["uid"]);
 749         }
 750
 751         function view() {
 752                 $timing_info = microtime(true);
 753
 754                 $reply = array();
 755
 756                 if ($_REQUEST["debug"]) $timing_info = print_checkpoint("0", $timing_info);
 757
 758                 $feed = $_REQUEST["feed"];
 759                 $method = $_REQUEST["m"];
 760                 $view_mode = $_REQUEST["view_mode"];
 761                 $limit = 30;
 762                 @$cat_view = $_REQUEST["cat"] == "true";
 763                 @$next_unread_feed = $_REQUEST["nuf"];
 764                 @$offset = $_REQUEST["skip"];
 765                 @$vgroup_last_feed = $_REQUEST["vgrlf"];
 766                 $order_by = $_REQUEST["order_by"];
 767                 $check_first_id = $_REQUEST["fid"];
 768
 769                 if (is_numeric($feed)) $feed = (int) $feed;
 770
 771                 /* Feed -5 is a special case: it is used to display auxiliary information
 772                  * when there's nothing to load - e.g. no stuff in fresh feed */
 773
 774                 if ($feed == -5) {
 775                         print json_encode($this->generate_dashboard_feed());
 776                         return;
 777                 }
 778
 779                 $sth = false;
 780                 if ($feed < LABEL_BASE_INDEX) {
 781
 782                         $label_feed = Labels::feed_to_label_id($feed);
 783
 784                         $sth = $this->pdo->prepare("SELECT id FROM ttrss_labels2 WHERE
 785                                                         id = ? AND owner_uid = ?");
 786                         $sth->execute([$label_feed, $_SESSION['uid']]);
 787
 788                 } else if (!$cat_view && is_numeric($feed) && $feed > 0) {
 789
 790                         $sth = $this->pdo->prepare("SELECT id FROM ttrss_feeds WHERE
 791                                                         id = ? AND owner_uid = ?");
 792                         $sth->execute([$feed, $_SESSION['uid']]);
 793
 794                 } else if ($cat_view && is_numeric($feed) && $feed > 0) {
 795
 796                         $sth = $this->pdo->prepare("SELECT id FROM ttrss_feed_categories WHERE
 797                                                         id = ? AND owner_uid = ?");
 798
 799                         $sth->execute([$feed, $_SESSION['uid']]);
 800                 }
 801
 802                 if ($sth && !$sth->fetch()) {
 803                         print json_encode($this->generate_error_feed(__("Feed not found.")));
 804                         return;
 805                 }
 806
 807                 /* Updating a label ccache means recalculating all of the caches
 808                  * so for performance reasons we don't do that here */
 809
 810                 if ($feed >= 0) {
 811                         CCache::update($feed, $_SESSION["uid"], $cat_view);
 812                 }
 813
 814                 set_pref("_DEFAULT_VIEW_MODE", $view_mode);
 815                 set_pref("_DEFAULT_VIEW_ORDER_BY", $order_by);
 816
 817                 /* bump login timestamp if needed */
 818                 if (time() - $_SESSION["last_login_update"] > 3600) {
 819                         $sth = $this->pdo->prepare("UPDATE ttrss_users SET last_login = NOW() WHERE id = ?");
 820                         $sth->execute([$_SESSION['uid']]);
 821
 822                         $_SESSION["last_login_update"] = time();
 823                 }
 824
 825                 if (!$cat_view && is_numeric($feed) && $feed > 0) {
 826                         $sth = $this->pdo->prepare("UPDATE ttrss_feeds SET last_viewed = NOW()
 827                                                         WHERE id = ? AND owner_uid = ?");
 828                         $sth->execute([$feed, $_SESSION['uid']]);
 829                 }
 830
 831                 $reply['headlines'] = array();
 832
 833                 $override_order = false;
 834                 $skip_first_id_check = false;
 835
 836                 switch ($order_by) {
 837                 case "title":
 838                         $override_order = "ttrss_entries.title, date_entered, updated";
 839                         break;
 840                 case "date_reverse":
 841                         $override_order = "score DESC, date_entered, updated";
 842                         $skip_first_id_check = true;
 843                         break;
 844                 case "feed_dates":
 845                         $override_order = "updated DESC";
 846                         break;
 847                 }
 848
 849                 if ($_REQUEST["debug"]) $timing_info = print_checkpoint("04", $timing_info);
 850
 851                 $ret = $this->format_headlines_list($feed, $method,
 852                         $view_mode, $limit, $cat_view, $offset,
 853                         $vgroup_last_feed, $override_order, true, $check_first_id, $skip_first_id_check);
 854
 855                 //$topmost_article_ids = $ret[0];
 856                 $headlines_count = $ret[1];
 857                 /* $returned_feed = $ret[2]; */
 858                 $disable_cache = $ret[3];
 859                 $vgroup_last_feed = $ret[4];
 860
 861                 //$reply['headlines']['content'] =& $ret[5]['content'];
 862                 //$reply['headlines']['toolbar'] =& $ret[5]['toolbar'];
 863
 864                 $reply['headlines'] = $ret[5];
 865
 866                 if (!$next_unread_feed)
 867                         $reply['headlines']['id'] = $feed;
 868                 else
 869                         $reply['headlines']['id'] = $next_unread_feed;
 870
 871                 $reply['headlines']['is_cat'] = (bool) $cat_view;
 872
 873                 if ($_REQUEST["debug"]) $timing_info = print_checkpoint("05", $timing_info);
 874
 875                 $reply['headlines-info'] = array("count" => (int) $headlines_count,
 876                                                 "vgroup_last_feed" => $vgroup_last_feed,
 877                                                 "disable_cache" => (bool) $disable_cache);
 878
 879                 if ($_REQUEST["debug"]) $timing_info = print_checkpoint("30", $timing_info);
 880
 881                 $reply['runtime-info'] = make_runtime_info();
 882
 883                 print json_encode($reply);
 884
 885         }
 886
 887         private function generate_dashboard_feed() {
 888                 $reply = array();
 889
 890                 $reply['headlines']['id'] = -5;
 891                 $reply['headlines']['is_cat'] = false;
 892
 893                 $reply['headlines']['toolbar'] = '';
 894
 895                 $reply['headlines']['content'] = "<div class='whiteBox'>".__('No feed selected.');
 896
 897                 $reply['headlines']['content'] .= "<p><span class=\"insensitive\">";
 898
 899                 $sth = $this->pdo->prepare("SELECT ".SUBSTRING_FOR_DATE."(MAX(last_updated), 1, 19) AS last_updated FROM ttrss_feeds
 900                         WHERE owner_uid = ?");
 901                 $sth->execute([$_SESSION['uid']]);
 902                 $row = $sth->fetch();
 903
 904                 $last_updated = make_local_datetime($row["last_updated"], false);
 905
 906                 $reply['headlines']['content'] .= sprintf(__("Feeds last updated at %s"), $last_updated);
 907
 908                 $sth = $this->pdo->prepare("SELECT COUNT(id) AS num_errors
 909                         FROM ttrss_feeds WHERE last_error != '' AND owner_uid = ?");
 910                 $sth->execute([$_SESSION['uid']]);
 911                 $row = $sth->fetch();
 912
 913                 $num_errors = $row["num_errors"];
 914
 915                 if ($num_errors > 0) {
 916                         $reply['headlines']['content'] .= "<br/>";
 917                         $reply['headlines']['content'] .= "<a class=\"insensitive\" href=\"#\" onclick=\"showFeedsWithErrors()\">".
 918                                 __('Some feeds have update errors (click for details)')."</a>";
 919                 }
 920                 $reply['headlines']['content'] .= "</span></p>";
 921
 922                 $reply['headlines-info'] = array("count" => 0,
 923                         "vgroup_last_feed" => '',
 924                         "unread" => 0,
 925                         "disable_cache" => true);
 926
 927                 return $reply;
 928         }
 929
 930         private function generate_error_feed($error) {
 931                 $reply = array();
 932
 933                 $reply['headlines']['id'] = -7;
 934                 $reply['headlines']['is_cat'] = false;
 935
 936                 $reply['headlines']['toolbar'] = '';
 937                 $reply['headlines']['content'] = "<div class='whiteBox'>". $error . "</div>";
 938
 939                 $reply['headlines-info'] = array("count" => 0,
 940                         "vgroup_last_feed" => '',
 941                         "unread" => 0,
 942                         "disable_cache" => true);
 943
 944                 return $reply;
 945         }
 946
 947         function quickAddFeed() {
 948                 print "<form onsubmit='return false'>";
 949
 950                 print_hidden("op", "rpc");
 951                 print_hidden("method", "addfeed");
 952
 953                 print "<div id='fadd_error_message' style='display : none' class='alert alert-danger'></div>";
 954
 955                 print "<div id='fadd_multiple_notify' style='display : none'>";
 956                 print_notice("Provided URL is a HTML page referencing multiple feeds, please select required feed from the dropdown menu below.");
 957                 print "<p></div>";
 958
 959                 print "<div class=\"dlgSec\">".__("Feed or site URL")."</div>";
 960                 print "<div class=\"dlgSecCont\">";
 961
 962                 print "<div style='float : right'>
 963                         <img style='display : none'
 964                                 id='feed_add_spinner' src='images/indicator_white.gif'></div>";
 965
 966                 print "<input style=\"font-size : 16px; width : 20em;\"
 967                         placeHolder=\"".__("Feed or site URL")."\"
 968                         dojoType=\"dijit.form.ValidationTextBox\" required=\"1\" name=\"feed\" id=\"feedDlg_feedUrl\">";
 969
 970                 print "<hr/>";
 971
 972                 if (get_pref('ENABLE_FEED_CATS')) {
 973                         print __('Place in category:') . " ";
 974                         print_feed_cat_select("cat", false, 'dojoType="dijit.form.Select"');
 975                 }
 976
 977                 print "</div>";
 978
 979                 print '<div id="feedDlg_feedsContainer" style="display : none">
 980
 981                                 <div class="dlgSec">' . __('Available feeds') . '</div>
 982                                 <div class="dlgSecCont">'.
 983                                 '<select id="feedDlg_feedContainerSelect"
 984                                         dojoType="dijit.form.Select" size="3">
 985                                         <script type="dojo/method" event="onChange" args="value">
 986                                                 dijit.byId("feedDlg_feedUrl").attr("value", value);
 987                                         </script>
 988                                 </select>'.
 989                                 '</div></div>';
 990
 991                 print "<div id='feedDlg_loginContainer' style='display : none'>
 992
 993                                 <div class=\"dlgSec\">".__("Authentication")."</div>
 994                                 <div class=\"dlgSecCont\">".
 995
 996                                 " <input dojoType=\"dijit.form.TextBox\" name='login'\"
 997                                         placeHolder=\"".__("Login")."\"
 998                                         autocomplete=\"new-password\"
 999                                         style=\"width : 10em;\"> ".
1000                                 " <input
1001                                         placeHolder=\"".__("Password")."\"
1002                                         dojoType=\"dijit.form.TextBox\" type='password'
1003                                         autocomplete=\"new-password\"
1004                                         style=\"width : 10em;\" name='pass'\">
1005                         </div></div>";
1006
1007
1008                 print "<div style=\"clear : both\">
1009                         <input type=\"checkbox\" name=\"need_auth\" dojoType=\"dijit.form.CheckBox\" id=\"feedDlg_loginCheck\"
1010                                         onclick='checkboxToggleElement(this, \"feedDlg_loginContainer\")'>
1011                                 <label for=\"feedDlg_loginCheck\">".
1012                                 __('This feed requires authentication.')."</div>";
1013
1014                 print "<div class=\"dlgButtons\">
1015                         <button dojoType=\"dijit.form.Button\" class=\"btn-primary\" type=\"submit\" onclick=\"return dijit.byId('feedAddDlg').execute()\">".__('Subscribe')."</button>";
1016
1017                 if (!(defined('_DISABLE_FEED_BROWSER') && _DISABLE_FEED_BROWSER)) {
1018                         print "<button dojoType=\"dijit.form.Button\" onclick=\"return feedBrowser()\">".__('More feeds')."</button>";
1019                 }
1020
1021                 print "<button dojoType=\"dijit.form.Button\" onclick=\"return dijit.byId('feedAddDlg').hide()\">".__('Cancel')."</button>
1022                         </div>";
1023
1024                 print "</form>";
1025
1026                 //return;
1027         }
1028
1029         function feedBrowser() {
1030                 if (defined('_DISABLE_FEED_BROWSER') && _DISABLE_FEED_BROWSER) return;
1031
1032                 $browser_search = $_REQUEST["search"];
1033
1034                 print_hidden("op", "rpc");
1035                 print_hidden("method", "updateFeedBrowser");
1036
1037                 print "<div dojoType=\"dijit.Toolbar\">
1038                         <div style='float : right'>
1039                         <img style='display : none'
1040                                 id='feed_browser_spinner' src='images/indicator_white.gif'>
1041                         <input name=\"search\" dojoType=\"dijit.form.TextBox\" size=\"20\" type=\"search\"
1042                                 onchange=\"dijit.byId('feedBrowserDlg').update()\" value=\"$browser_search\">
1043                         <button dojoType=\"dijit.form.Button\" onclick=\"dijit.byId('feedBrowserDlg').update()\">".__('Search')."</button>
1044                 </div>";
1045
1046                 print " <select name=\"mode\" dojoType=\"dijit.form.Select\" onchange=\"dijit.byId('feedBrowserDlg').update()\">
1047                         <option value='1'>" . __('Popular feeds') . "</option>
1048                         <option value='2'>" . __('Feed archive') . "</option>
1049                         </select> ";
1050
1051                 print __("limit:");
1052
1053                 print " <select dojoType=\"dijit.form.Select\" name=\"limit\" onchange=\"dijit.byId('feedBrowserDlg').update()\">";
1054
1055                 foreach (array(25, 50, 100, 200) as $l) {
1056                         //$issel = ($l == $limit) ? "selected=\"1\"" : "";
1057                         print "<option value=\"$l\">$l</option>";
1058                 }
1059
1060                 print "</select> ";
1061
1062                 print "</div>";
1063
1064                 require_once "feedbrowser.php";
1065
1066                 print "<ul class='browseFeedList' id='browseFeedList'>";
1067                 print make_feed_browser("", 25);
1068                 print "</ul>";
1069
1070                 print "<div align='center'>
1071                         <button dojoType=\"dijit.form.Button\" onclick=\"dijit.byId('feedBrowserDlg').execute()\">".__('Subscribe')."</button>
1072                         <button dojoType=\"dijit.form.Button\" style='display : none' id='feed_archive_remove' onclick=\"dijit.byId('feedBrowserDlg').removeFromArchive()\">".__('Remove')."</button>
1073                         <button dojoType=\"dijit.form.Button\" onclick=\"dijit.byId('feedBrowserDlg').hide()\" >".__('Cancel')."</button></div>";
1074
1075         }
1076
1077         function search() {
1078                 $this->params = explode(":", $_REQUEST["param"], 2);
1079
1080                 $active_feed_id = sprintf("%d", $this->params[0]);
1081                 $is_cat = $this->params[1] != "false";
1082
1083                 print "<form onsubmit='return false;'>";
1084
1085                 print "<div class=\"dlgSec\">".__('Look for')."</div>";
1086
1087                 print "<div class=\"dlgSecCont\">";
1088
1089                 print "<input dojoType=\"dijit.form.ValidationTextBox\"
1090                         style=\"font-size : 16px; width : 20em;\"
1091                         required=\"1\" name=\"query\" type=\"search\" value=''>";
1092
1093                 print "<hr/><span style='float : right'>".T_sprintf('in %s', $this->getFeedTitle($active_feed_id, $is_cat))."</span>";
1094
1095                 if (DB_TYPE == "pgsql") {
1096                         print "<hr/>";
1097                         print_select("search_language", "", Pref_Feeds::$feed_languages,
1098                                 "dojoType='dijit.form.Select' title=\"".__('Used for word stemming')."\"");
1099                 }
1100
1101                 print "</div>";
1102
1103                 print "<div class=\"dlgButtons\">";
1104
1105                 if (count(PluginHost::getInstance()->get_hooks(PluginHost::HOOK_SEARCH)) == 0) {
1106                         print "<div style=\"float : left\">
1107                                 <a class=\"visibleLink\" target=\"_blank\" href=\"http://tt-rss.org/wiki/SearchSyntax\">".__("Search syntax")."</a>
1108                                 </div>";
1109                 }
1110
1111                 print "<button dojoType=\"dijit.form.Button\" type=\"submit\" class=\"btn-primary\" onclick=\"dijit.byId('searchDlg').execute()\">".__('Search')."</button>
1112                 <button dojoType=\"dijit.form.Button\" onclick=\"dijit.byId('searchDlg').hide()\">".__('Cancel')."</button>
1113                 </div>";
1114
1115                 print "</form>";
1116         }
1117
1118         function update_debugger() {
1119                 header("Content-type: text/html");
1120
1121                 Debug::set_enabled(true);
1122                 Debug::set_loglevel($_REQUEST["xdebug"]);
1123
1124                 $feed_id = (int)$_REQUEST["feed_id"];
1125                 @$do_update = $_REQUEST["action"] == "do_update";
1126                 $csrf_token = $_REQUEST["csrf_token"];
1127
1128                 $sth = $this->pdo->prepare("SELECT id FROM ttrss_feeds WHERE id = ? AND owner_uid = ?");
1129                 $sth->execute([$feed_id, $_SESSION['uid']]);
1130
1131                 if (!$sth->fetch()) {
1132                     print "Access denied.";
1133                     return;
1134         }
1135
1136                 $refetch_checked = isset($_REQUEST["force_refetch"]) ? "checked" : "";
1137                 $rehash_checked = isset($_REQUEST["force_rehash"]) ? "checked" : "";
1138
1139                 ?>
1140                 <html>
1141                 <head>
1142                         <?php echo stylesheet_tag("css/default.css") ?>
1143                         <title>Feed Debugger</title>
1144                 </head>
1145                 <body class="small_margins ttrss_utility claro">
1146                 <h1>Feed Debugger: <?php echo "$feed_id: " . $this->getFeedTitle($feed_id) ?></h1>
1147                 <form method="GET" action="">
1148                         <input type="hidden" name="op" value="feeds">
1149                         <input type="hidden" name="method" value="update_debugger">
1150                         <input type="hidden" name="xdebug" value="1">
1151                         <input type="hidden" name="csrf_token" value="<?php echo $csrf_token ?>">
1152                         <input type="hidden" name="action" value="do_update">
1153                         <input type="hidden" name="feed_id" value="<?php echo $feed_id ?>">
1154                         <input type="checkbox" name="force_refetch" value="1" <?php echo $refetch_checked ?>> Force refetch<br/>
1155                         <input type="checkbox" name="force_rehash" value="1" <?php echo $rehash_checked ?>> Force rehash<br/>
1156
1157                         <p/><button type="submit">Continue</button>
1158                 </form>
1159
1160                 <hr>
1161
1162                 <pre><?php
1163
1164                 if ($do_update) {
1165                         RSSUtils::update_rss_feed($feed_id, true);
1166                 }
1167
1168                 ?></pre>
1169
1170                 </body>
1171                 </html>
1172                 <?php
1173
1174         }
1175
1176         static function catchup_feed($feed, $cat_view, $owner_uid = false, $mode = 'all', $search = false) {
1177
1178                 if (!$owner_uid) $owner_uid = $_SESSION['uid'];
1179
1180                 $pdo = Db::pdo();
1181
1182                 // Todo: all this interval stuff needs some generic generator function
1183
1184                 $search_qpart = is_array($search) && $search[0] ? search_to_sql($search[0], $search[1])[0] : 'true';
1185
1186                 switch ($mode) {
1187                         case "1day":
1188                                 if (DB_TYPE == "pgsql") {
1189                                         $date_qpart = "date_entered < NOW() - INTERVAL '1 day' ";
1190                                 } else {
1191                                         $date_qpart = "date_entered < DATE_SUB(NOW(), INTERVAL 1 DAY) ";
1192                                 }
1193                                 break;
1194                         case "1week":
1195                                 if (DB_TYPE == "pgsql") {
1196                                         $date_qpart = "date_entered < NOW() - INTERVAL '1 week' ";
1197                                 } else {
1198                                         $date_qpart = "date_entered < DATE_SUB(NOW(), INTERVAL 1 WEEK) ";
1199                                 }
1200                                 break;
1201                         case "2week":
1202                                 if (DB_TYPE == "pgsql") {
1203                                         $date_qpart = "date_entered < NOW() - INTERVAL '2 week' ";
1204                                 } else {
1205                                         $date_qpart = "date_entered < DATE_SUB(NOW(), INTERVAL 2 WEEK) ";
1206                                 }
1207                                 break;
1208                         default:
1209                                 $date_qpart = "true";
1210                 }
1211
1212                 if (is_numeric($feed)) {
1213                         if ($cat_view) {
1214
1215                                 if ($feed >= 0) {
1216
1217                                         if ($feed > 0) {
1218                                                 $children = Feeds::getChildCategories($feed, $owner_uid);
1219                                                 array_push($children, $feed);
1220                                                 $children = array_map("intval", $children);
1221
1222                                                 $children = join(",", $children);
1223
1224                                                 $cat_qpart = "cat_id IN ($children)";
1225                                         } else {
1226                                                 $cat_qpart = "cat_id IS NULL";
1227                                         }
1228
1229                                         $sth = $pdo->prepare("UPDATE ttrss_user_entries
1230                                                 SET unread = false, last_read = NOW() WHERE ref_id IN
1231                                                         (SELECT id FROM
1232                                                                 (SELECT DISTINCT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
1233                                                                         AND owner_uid = ? AND unread = true AND feed_id IN
1234                                                                                 (SELECT id FROM ttrss_feeds WHERE $cat_qpart) AND $date_qpart AND $search_qpart) as tmp)");
1235                                         $sth->execute([$owner_uid]);
1236
1237                                 } else if ($feed == -2) {
1238
1239                                         $sth = $pdo->prepare("UPDATE ttrss_user_entries
1240                                                 SET unread = false,last_read = NOW() WHERE (SELECT COUNT(*)
1241                                                         FROM ttrss_user_labels2, ttrss_entries WHERE article_id = ref_id AND id = ref_id AND $date_qpart AND $search_qpart) > 0
1242                                                         AND unread = true AND owner_uid = ?");
1243                                         $sth->execute([$owner_uid]);
1244                                 }
1245
1246                         } else if ($feed > 0) {
1247
1248                                 $sth = $pdo->prepare("UPDATE ttrss_user_entries
1249                                         SET unread = false, last_read = NOW() WHERE ref_id IN
1250                                                 (SELECT id FROM
1251                                                         (SELECT DISTINCT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
1252                                                                 AND owner_uid = ? AND unread = true AND feed_id = ? AND $date_qpart AND $search_qpart) as tmp)");
1253                                 $sth->execute([$owner_uid, $feed]);
1254
1255                         } else if ($feed < 0 && $feed > LABEL_BASE_INDEX) { // special, like starred
1256
1257                                 if ($feed == -1) {
1258                                         $sth = $pdo->prepare("UPDATE ttrss_user_entries
1259                                                 SET unread = false, last_read = NOW() WHERE ref_id IN
1260                                                         (SELECT id FROM
1261                                                                 (SELECT DISTINCT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
1262                                                                         AND owner_uid = ? AND unread = true AND marked = true AND $date_qpart AND $search_qpart) as tmp)");
1263                                         $sth->execute([$owner_uid]);
1264                                 }
1265
1266                                 if ($feed == -2) {
1267                                         $sth = $pdo->prepare("UPDATE ttrss_user_entries
1268                                                 SET unread = false, last_read = NOW() WHERE ref_id IN
1269                                                         (SELECT id FROM
1270                                                                 (SELECT DISTINCT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
1271                                                                         AND owner_uid = ? AND unread = true AND published = true AND $date_qpart AND $search_qpart) as tmp)");
1272                                         $sth->execute([$owner_uid]);
1273                                 }
1274
1275                                 if ($feed == -3) {
1276
1277                                         $intl = (int) get_pref("FRESH_ARTICLE_MAX_AGE");
1278
1279                                         if (DB_TYPE == "pgsql") {
1280                                                 $match_part = "date_entered > NOW() - INTERVAL '$intl hour' ";
1281                                         } else {
1282                                                 $match_part = "date_entered > DATE_SUB(NOW(),
1283                                                         INTERVAL $intl HOUR) ";
1284                                         }
1285
1286                                         $sth = $pdo->prepare("UPDATE ttrss_user_entries
1287                                                 SET unread = false, last_read = NOW() WHERE ref_id IN
1288                                                         (SELECT id FROM
1289                                                                 (SELECT DISTINCT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
1290                                                                         AND owner_uid = ? AND score >= 0 AND unread = true AND $date_qpart AND $match_part AND $search_qpart) as tmp)");
1291                                         $sth->execute([$owner_uid]);
1292                                 }
1293
1294                                 if ($feed == -4) {
1295                                         $sth = $pdo->prepare("UPDATE ttrss_user_entries
1296                                                 SET unread = false, last_read = NOW() WHERE ref_id IN
1297                                                         (SELECT id FROM
1298                                                                 (SELECT DISTINCT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
1299                                                                         AND owner_uid = ? AND unread = true AND $date_qpart AND $search_qpart) as tmp)");
1300                                         $sth->execute([$owner_uid]);
1301                                 }
1302
1303                         } else if ($feed < LABEL_BASE_INDEX) { // label
1304
1305                                 $label_id = Labels::feed_to_label_id($feed);
1306
1307                                 $sth = $pdo->prepare("UPDATE ttrss_user_entries
1308                                         SET unread = false, last_read = NOW() WHERE ref_id IN
1309                                                 (SELECT id FROM
1310                                                         (SELECT DISTINCT ttrss_entries.id FROM ttrss_entries, ttrss_user_entries, ttrss_user_labels2 WHERE ref_id = id
1311                                                                 AND label_id = ? AND ref_id = article_id
1312                                                                 AND owner_uid = ? AND unread = true AND $date_qpart AND $search_qpart) as tmp)");
1313                                 $sth->execute([$label_id, $owner_uid]);
1314
1315                         }
1316
1317                         CCache::update($feed, $owner_uid, $cat_view);
1318
1319                 } else { // tag
1320                         $sth = $pdo->prepare("UPDATE ttrss_user_entries
1321                                 SET unread = false, last_read = NOW() WHERE ref_id IN
1322                                         (SELECT id FROM
1323                                                 (SELECT DISTINCT ttrss_entries.id FROM ttrss_entries, ttrss_user_entries, ttrss_tags WHERE ref_id = ttrss_entries.id
1324                                                         AND post_int_id = int_id AND tag_name = ?
1325                                                         AND ttrss_user_entries.owner_uid = ? AND unread = true AND $date_qpart AND $search_qpart) as tmp)");
1326                         $sth->execute([$feed, $owner_uid]);
1327
1328                 }
1329         }
1330
1331         static function getFeedArticles($feed, $is_cat = false, $unread_only = false,
1332                                                          $owner_uid = false) {
1333
1334                 $n_feed = (int) $feed;
1335                 $need_entries = false;
1336
1337                 $pdo = Db::pdo();
1338
1339                 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
1340
1341                 if ($unread_only) {
1342                         $unread_qpart = "unread = true";
1343                 } else {
1344                         $unread_qpart = "true";
1345                 }
1346
1347                 $match_part = "";
1348
1349                 if ($is_cat) {
1350                         return Feeds::getCategoryUnread($n_feed, $owner_uid);
1351                 } else if ($n_feed == -6) {
1352                         return 0;
1353                 } else if ($feed != "0" && $n_feed == 0) {
1354
1355                         $sth = $pdo->prepare("SELECT SUM((SELECT COUNT(int_id)
1356                                 FROM ttrss_user_entries,ttrss_entries WHERE int_id = post_int_id
1357                                         AND ref_id = id AND $unread_qpart)) AS count FROM ttrss_tags
1358                                 WHERE owner_uid = ? AND tag_name = ?");
1359
1360                         $sth->execute([$owner_uid, $feed]);
1361                         $row = $sth->fetch();
1362
1363                         return $row["count"];
1364
1365                 } else if ($n_feed == -1) {
1366                         $match_part = "marked = true";
1367                 } else if ($n_feed == -2) {
1368                         $match_part = "published = true";
1369                 } else if ($n_feed == -3) {
1370                         $match_part = "unread = true AND score >= 0";
1371
1372                         $intl = (int) get_pref("FRESH_ARTICLE_MAX_AGE", $owner_uid);
1373
1374                         if (DB_TYPE == "pgsql") {
1375                                 $match_part .= " AND date_entered > NOW() - INTERVAL '$intl hour' ";
1376                         } else {
1377                                 $match_part .= " AND date_entered > DATE_SUB(NOW(), INTERVAL $intl HOUR) ";
1378                         }
1379
1380                         $need_entries = true;
1381
1382                 } else if ($n_feed == -4) {
1383                         $match_part = "true";
1384                 } else if ($n_feed >= 0) {
1385
1386                         if ($n_feed != 0) {
1387                                 $match_part = "feed_id = " . (int)$n_feed;
1388                         } else {
1389                                 $match_part = "feed_id IS NULL";
1390                         }
1391
1392                 } else if ($feed < LABEL_BASE_INDEX) {
1393
1394                         $label_id = Labels::feed_to_label_id($feed);
1395
1396                         return Feeds::getLabelUnread($label_id, $owner_uid);
1397                 }
1398
1399                 if ($match_part) {
1400
1401                         if ($need_entries) {
1402                                 $from_qpart = "ttrss_user_entries,ttrss_entries";
1403                                 $from_where = "ttrss_entries.id = ttrss_user_entries.ref_id AND";
1404                         } else {
1405                                 $from_qpart = "ttrss_user_entries";
1406                                 $from_where = "";
1407                         }
1408
1409                         $sth = $pdo->prepare("SELECT count(int_id) AS unread
1410                                 FROM $from_qpart WHERE
1411                                 $unread_qpart AND $from_where ($match_part) AND ttrss_user_entries.owner_uid = ?");
1412                         $sth->execute([$owner_uid]);
1413                         $row = $sth->fetch();
1414
1415                         return $row["unread"];
1416
1417                 } else {
1418
1419                         $sth = $pdo->prepare("SELECT COUNT(post_int_id) AS unread
1420                                 FROM ttrss_tags,ttrss_user_entries,ttrss_entries
1421                                 WHERE tag_name = ? AND post_int_id = int_id AND ref_id = ttrss_entries.id
1422                                 AND $unread_qpart AND ttrss_tags.owner_uid = ,");
1423
1424                         $sth->execute([$feed, $owner_uid]);
1425                         $row = $sth->fetch();
1426
1427                         return $row["unread"];
1428                 }
1429         }
1430
1431         /**
1432          * @return array (code => Status code, message => error message if available)
1433          *
1434          *                 0 - OK, Feed already exists
1435          *                 1 - OK, Feed added
1436          *                 2 - Invalid URL
1437          *                 3 - URL content is HTML, no feeds available
1438          *                 4 - URL content is HTML which contains multiple feeds.
1439          *                     Here you should call extractfeedurls in rpc-backend
1440          *                     to get all possible feeds.
1441          *                 5 - Couldn't download the URL content.
1442          *                 6 - Content is an invalid XML.
1443          */
1444         static function subscribe_to_feed($url, $cat_id = 0,
1445                                                            $auth_login = '', $auth_pass = '') {
1446
1447                 global $fetch_last_error;
1448                 global $fetch_last_error_content;
1449
1450                 $pdo = Db::pdo();
1451
1452                 $url = fix_url($url);
1453
1454                 if (!$url || !validate_feed_url($url)) return array("code" => 2);
1455
1456                 $contents = @fetch_file_contents($url, false, $auth_login, $auth_pass);
1457
1458                 foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_SUBSCRIBE_FEED) as $plugin) {
1459                         $contents = $plugin->hook_subscribe_feed($contents, $url, $auth_login, $auth_pass);
1460                 }
1461
1462                 if (!$contents) {
1463                         if (preg_match("/cloudflare\.com/", $fetch_last_error_content)) {
1464                                 $fetch_last_error .= " (feed behind Cloudflare)";
1465                         }
1466
1467                         return array("code" => 5, "message" => $fetch_last_error);
1468                 }
1469
1470                 if (is_html($contents)) {
1471                         $feedUrls = get_feeds_from_html($url, $contents);
1472
1473                         if (count($feedUrls) == 0) {
1474                                 return array("code" => 3);
1475                         } else if (count($feedUrls) > 1) {
1476                                 return array("code" => 4, "feeds" => $feedUrls);
1477                         }
1478                         //use feed url as new URL
1479                         $url = key($feedUrls);
1480                 }
1481
1482                 if (!$cat_id) $cat_id = null;
1483
1484                 $sth = $pdo->prepare("SELECT id FROM ttrss_feeds
1485                         WHERE feed_url = ? AND owner_uid = ?");
1486                 $sth->execute([$url, $_SESSION['uid']]);
1487
1488                 if ($row = $sth->fetch()) {
1489                         return array("code" => 0, "feed_id" => (int) $row["id"]);
1490                 } else {
1491                         $sth = $pdo->prepare(
1492                                 "INSERT INTO ttrss_feeds
1493                                         (owner_uid,feed_url,title,cat_id, auth_login,auth_pass,update_method,auth_pass_encrypted)
1494                                 VALUES (?, ?, ?, ?, ?, ?, 0, false)");
1495
1496                         $sth->execute([$_SESSION['uid'], $url, "[Unknown]", $cat_id, (string)$auth_login, (string)$auth_pass]);
1497
1498                         $sth = $pdo->prepare("SELECT id FROM ttrss_feeds WHERE feed_url = ?
1499                                         AND owner_uid = ?");
1500                         $sth->execute([$url, $_SESSION['uid']]);
1501                         $row = $sth->fetch();
1502
1503                         $feed_id = $row["id"];
1504
1505                         if ($feed_id) {
1506                                 RSSUtils::set_basic_feed_info($feed_id);
1507                         }
1508
1509                         return array("code" => 1, "feed_id" => (int) $feed_id);
1510
1511                 }
1512         }
1513
1514         static function getIconFile($feed_id) {
1515                 return ICONS_DIR . "/$feed_id.ico";
1516         }
1517
1518         static function feedHasIcon($id) {
1519                 return is_file(ICONS_DIR . "/$id.ico") && filesize(ICONS_DIR . "/$id.ico") > 0;
1520         }
1521
1522         static function getFeedIcon($id) {
1523                 switch ($id) {
1524                         case 0:
1525                                 return "images/archive.png";
1526                                 break;
1527                         case -1:
1528                                 return "images/star.png";
1529                                 break;
1530                         case -2:
1531                                 return "images/feed.png";
1532                                 break;
1533                         case -3:
1534                                 return "images/fresh.png";
1535                                 break;
1536                         case -4:
1537                                 return "images/folder.png";
1538                                 break;
1539                         case -6:
1540                                 return "images/time.png";
1541                                 break;
1542                         default:
1543                                 if ($id < LABEL_BASE_INDEX) {
1544                                         return "images/label.png";
1545                                 } else {
1546                                         $icon = self::getIconFile($id);
1547
1548                     if ($icon && file_exists($icon)) {
1549                                                 return ICONS_URL . "/" . basename($icon) . "?" . filemtime($icon);
1550                                         }
1551                                 }
1552                                 break;
1553                 }
1554
1555                 return false;
1556         }
1557
1558         static function getFeedTitle($id, $cat = false) {
1559             $pdo = Db::pdo();
1560
1561                 if ($cat) {
1562                         return Feeds::getCategoryTitle($id);
1563                 } else if ($id == -1) {
1564                         return __("Starred articles");
1565                 } else if ($id == -2) {
1566                         return __("Published articles");
1567                 } else if ($id == -3) {
1568                         return __("Fresh articles");
1569                 } else if ($id == -4) {
1570                         return __("All articles");
1571                 } else if ($id === 0 || $id === "0") {
1572                         return __("Archived articles");
1573                 } else if ($id == -6) {
1574                         return __("Recently read");
1575                 } else if ($id < LABEL_BASE_INDEX) {
1576
1577                         $label_id = Labels::feed_to_label_id($id);
1578
1579                         $sth = $pdo->prepare("SELECT caption FROM ttrss_labels2 WHERE id = ?");
1580                         $sth->execute([$label_id]);
1581
1582                         if ($row = $sth->fetch()) {
1583                                 return $row["caption"];
1584                         } else {
1585                                 return "Unknown label ($label_id)";
1586                         }
1587
1588                 } else if (is_numeric($id) && $id > 0) {
1589
1590                     $sth = $pdo->prepare("SELECT title FROM ttrss_feeds WHERE id = ?");
1591                     $sth->execute([$id]);
1592
1593                     if ($row = $sth->fetch()) {
1594                                 return $row["title"];
1595                         } else {
1596                                 return "Unknown feed ($id)";
1597                         }
1598
1599                 } else {
1600                         return $id;
1601                 }
1602         }
1603
1604         static function getCategoryUnread($cat, $owner_uid = false) {
1605
1606                 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
1607
1608                 $pdo = Db::pdo();
1609
1610                 if ($cat >= 0) {
1611
1612                     if (!$cat) $cat = null;
1613
1614                         $sth = $pdo->prepare("SELECT id FROM ttrss_feeds
1615                     WHERE (cat_id = :cat OR (:cat IS NULL AND cat_id IS NULL))
1616                                         AND owner_uid = :uid");
1617
1618                         $sth->execute([":cat" => $cat, ":uid" => $owner_uid]);
1619
1620                         $cat_feeds = array();
1621                         while ($line = $sth->fetch()) {
1622                                 array_push($cat_feeds, "feed_id = " . (int)$line["id"]);
1623                         }
1624
1625                         if (count($cat_feeds) == 0) return 0;
1626
1627                         $match_part = implode(" OR ", $cat_feeds);
1628
1629                         $sth = $pdo->prepare("SELECT COUNT(int_id) AS unread
1630                                 FROM ttrss_user_entries
1631                                 WHERE   unread = true AND ($match_part)
1632                                 AND owner_uid = ?");
1633                         $sth->execute([$owner_uid]);
1634
1635                         $unread = 0;
1636
1637                         # this needs to be rewritten
1638                         while ($line = $sth->fetch()) {
1639                                 $unread += $line["unread"];
1640                         }
1641
1642                         return $unread;
1643                 } else if ($cat == -1) {
1644                         return getFeedUnread(-1) + getFeedUnread(-2) + getFeedUnread(-3) + getFeedUnread(0);
1645                 } else if ($cat == -2) {
1646
1647                         $sth = $pdo->prepare("SELECT COUNT(unread) AS unread FROM
1648                                         ttrss_user_entries, ttrss_user_labels2
1649                                 WHERE article_id = ref_id AND unread = true
1650                                         AND ttrss_user_entries.owner_uid = ?");
1651                         $sth->execute([$owner_uid]);
1652             $row = $sth->fetch();
1653
1654                         return $row["unread"];
1655                 }
1656         }
1657
1658         // only accepts real cats (>= 0)
1659         static function getCategoryChildrenUnread($cat, $owner_uid = false) {
1660                 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
1661
1662                 $pdo = Db::pdo();
1663
1664                 $sth = $pdo->prepare("SELECT id FROM ttrss_feed_categories WHERE parent_cat = ?
1665                                 AND owner_uid = ?");
1666                 $sth->execute([$cat, $owner_uid]);
1667
1668                 $unread = 0;
1669
1670                 while ($line = $sth->fetch()) {
1671                         $unread += Feeds::getCategoryUnread($line["id"], $owner_uid);
1672                         $unread += Feeds::getCategoryChildrenUnread($line["id"], $owner_uid);
1673                 }
1674
1675                 return $unread;
1676         }
1677
1678         static function getGlobalUnread($user_id = false) {
1679
1680                 if (!$user_id) $user_id = $_SESSION["uid"];
1681
1682                 $pdo = Db::pdo();
1683
1684                 $sth = $pdo->prepare("SELECT SUM(value) AS c_id FROM ttrss_counters_cache
1685                         WHERE owner_uid = ? AND feed_id > 0");
1686                 $sth->execute([$user_id]);
1687                 $row = $sth->fetch();
1688
1689                 return $row["c_id"];
1690         }
1691
1692         static function getCategoryTitle($cat_id) {
1693
1694                 if ($cat_id == -1) {
1695                         return __("Special");
1696                 } else if ($cat_id == -2) {
1697                         return __("Labels");
1698                 } else {
1699
1700                     $pdo = Db::pdo();
1701
1702                         $sth = $pdo->prepare("SELECT title FROM ttrss_feed_categories WHERE
1703                                 id = ?");
1704                         $sth->execute([$cat_id]);
1705
1706                         if ($row = $sth->fetch()) {
1707                                 return $row["title"];
1708                         } else {
1709                                 return __("Uncategorized");
1710                         }
1711                 }
1712         }
1713
1714         static function getLabelUnread($label_id, $owner_uid = false) {
1715                 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
1716
1717                 $pdo = Db::pdo();
1718
1719                 $sth = $pdo->prepare("SELECT COUNT(ref_id) AS unread FROM ttrss_user_entries, ttrss_user_labels2
1720                         WHERE owner_uid = ? AND unread = true AND label_id = ? AND article_id = ref_id");
1721
1722                 $sth->execute([$owner_uid, $label_id]);
1723
1724                 if ($row = $sth->fetch()) {
1725                         return $row["unread"];
1726                 } else {
1727                         return 0;
1728                 }
1729         }
1730
1731         static function queryFeedHeadlines($params) {
1732
1733                 $pdo = Db::pdo();
1734
1735                 // WARNING: due to highly dynamic nature of this query its going to quote parameters
1736         // right before adding them to SQL part
1737
1738                 $feed = $params["feed"];
1739                 $limit = isset($params["limit"]) ? $params["limit"] : 30;
1740                 $view_mode = $params["view_mode"];
1741                 $cat_view = isset($params["cat_view"]) ? $params["cat_view"] : false;
1742                 $search = isset($params["search"]) ? $params["search"] : false;
1743                 $search_language = isset($params["search_language"]) ? $params["search_language"] : "";
1744                 $override_order = isset($params["override_order"]) ? $params["override_order"] : false;
1745                 $offset = isset($params["offset"]) ? $params["offset"] : 0;
1746                 $owner_uid = isset($params["owner_uid"]) ? $params["owner_uid"] : $_SESSION["uid"];
1747                 $since_id = isset($params["since_id"]) ? $params["since_id"] : 0;
1748                 $include_children = isset($params["include_children"]) ? $params["include_children"] : false;
1749                 $ignore_vfeed_group = isset($params["ignore_vfeed_group"]) ? $params["ignore_vfeed_group"] : false;
1750                 $override_strategy = isset($params["override_strategy"]) ? $params["override_strategy"] : false;
1751                 $override_vfeed = isset($params["override_vfeed"]) ? $params["override_vfeed"] : false;
1752                 $start_ts = isset($params["start_ts"]) ? $params["start_ts"] : false;
1753                 $check_first_id = isset($params["check_first_id"]) ? $params["check_first_id"] : false;
1754                 $skip_first_id_check = isset($params["skip_first_id_check"]) ? $params["skip_first_id_check"] : false;
1755
1756                 $ext_tables_part = "";
1757                 $limit_query_part = "";
1758
1759                 $search_words = array();
1760
1761                 if ($search) {
1762                         foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_SEARCH) as $plugin) {
1763                                 list($search_query_part, $search_words) = $plugin->hook_search($search);
1764                                 break;
1765                         }
1766
1767                         // fall back in case of no plugins
1768                         if (!$search_query_part) {
1769                                 list($search_query_part, $search_words) = search_to_sql($search, $search_language);
1770                         }
1771                         $search_query_part .= " AND ";
1772                 } else {
1773                         $search_query_part = "";
1774                 }
1775
1776                 if ($since_id) {
1777                         $since_id_part = "ttrss_entries.id > ".$pdo->quote($since_id)." AND ";
1778                 } else {
1779                         $since_id_part = "";
1780                 }
1781
1782                 $view_query_part = "";
1783
1784                 if ($view_mode == "adaptive") {
1785                         if ($search) {
1786                                 $view_query_part = " ";
1787                         } else if ($feed != -1) {
1788
1789                                 $unread = getFeedUnread($feed, $cat_view);
1790
1791                                 if ($cat_view && $feed > 0 && $include_children)
1792                                         $unread += Feeds::getCategoryChildrenUnread($feed);
1793
1794                                 if ($unread > 0) {
1795                                         $view_query_part = " unread = true AND ";
1796                                 }
1797                         }
1798                 }
1799
1800                 if ($view_mode == "marked") {
1801                         $view_query_part = " marked = true AND ";
1802                 }
1803
1804                 if ($view_mode == "has_note") {
1805                         $view_query_part = " (note IS NOT NULL AND note != '') AND ";
1806                 }
1807
1808                 if ($view_mode == "published") {
1809                         $view_query_part = " published = true AND ";
1810                 }
1811
1812                 if ($view_mode == "unread" && $feed != -6) {
1813                         $view_query_part = " unread = true AND ";
1814                 }
1815
1816                 if ($limit > 0) {
1817                         $limit_query_part = "LIMIT " . (int)$limit;
1818                 }
1819
1820                 $allow_archived = false;
1821
1822                 $vfeed_query_part = "";
1823
1824                 /* tags */
1825                 if (!is_numeric($feed)) {
1826                         $query_strategy_part = "true";
1827                         $vfeed_query_part = "(SELECT title FROM ttrss_feeds WHERE
1828                                         id = feed_id) as feed_title,";
1829                 } else if ($feed > 0) {
1830
1831                         if ($cat_view) {
1832
1833                                 if ($feed > 0) {
1834                                         if ($include_children) {
1835                                                 # sub-cats
1836                                                 $subcats = Feeds::getChildCategories($feed, $owner_uid);
1837                                                 array_push($subcats, $feed);
1838                                                 $subcats = array_map("intval", $subcats);
1839
1840                                                 $query_strategy_part = "cat_id IN (".
1841                                                         implode(",", $subcats).")";
1842
1843                                         } else {
1844                                                 $query_strategy_part = "cat_id = " . $pdo->quote($feed);
1845                                         }
1846
1847                                 } else {
1848                                         $query_strategy_part = "cat_id IS NULL";
1849                                 }
1850
1851                                 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
1852
1853                         } else {
1854                                 $query_strategy_part = "feed_id = " . $pdo->quote($feed);
1855                         }
1856                 } else if ($feed == 0 && !$cat_view) { // archive virtual feed
1857                         $query_strategy_part = "feed_id IS NULL";
1858                         $allow_archived = true;
1859                 } else if ($feed == 0 && $cat_view) { // uncategorized
1860                         $query_strategy_part = "cat_id IS NULL AND feed_id IS NOT NULL";
1861                         $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
1862                 } else if ($feed == -1) { // starred virtual feed
1863                         $query_strategy_part = "marked = true";
1864                         $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
1865                         $allow_archived = true;
1866
1867                         if (!$override_order) {
1868                                 $override_order = "last_marked DESC, date_entered DESC, updated DESC";
1869                         }
1870
1871                 } else if ($feed == -2) { // published virtual feed OR labels category
1872
1873                         if (!$cat_view) {
1874                                 $query_strategy_part = "published = true";
1875                                 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
1876                                 $allow_archived = true;
1877
1878                                 if (!$override_order) {
1879                                         $override_order = "last_published DESC, date_entered DESC, updated DESC";
1880                                 }
1881
1882                         } else {
1883                                 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
1884
1885                                 $ext_tables_part = "ttrss_labels2,ttrss_user_labels2,";
1886
1887                                 $query_strategy_part = "ttrss_labels2.id = ttrss_user_labels2.label_id AND
1888                                                 ttrss_user_labels2.article_id = ref_id";
1889
1890                         }
1891                 } else if ($feed == -6) { // recently read
1892                         $query_strategy_part = "unread = false AND last_read IS NOT NULL";
1893
1894                         if (DB_TYPE == "pgsql") {
1895                                 $query_strategy_part .= " AND last_read > NOW() - INTERVAL '1 DAY' ";
1896                         } else {
1897                                 $query_strategy_part .= " AND last_read > DATE_SUB(NOW(), INTERVAL 1 DAY) ";
1898                         }
1899
1900                         $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
1901                         $allow_archived = true;
1902                         $ignore_vfeed_group = true;
1903
1904                         if (!$override_order) $override_order = "last_read DESC";
1905
1906                 } else if ($feed == -3) { // fresh virtual feed
1907                         $query_strategy_part = "unread = true AND score >= 0";
1908
1909                         $intl = (int) get_pref("FRESH_ARTICLE_MAX_AGE", $owner_uid);
1910
1911                         if (DB_TYPE == "pgsql") {
1912                                 $query_strategy_part .= " AND date_entered > NOW() - INTERVAL '$intl hour' ";
1913                         } else {
1914                                 $query_strategy_part .= " AND date_entered > DATE_SUB(NOW(), INTERVAL $intl HOUR) ";
1915                         }
1916
1917                         $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
1918                 } else if ($feed == -4) { // all articles virtual feed
1919                         $allow_archived = true;
1920                         $query_strategy_part = "true";
1921                         $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
1922                 } else if ($feed <= LABEL_BASE_INDEX) { // labels
1923                         $label_id = Labels::feed_to_label_id($feed);
1924
1925                         $query_strategy_part = "label_id = ".$pdo->quote($label_id)." AND
1926                                         ttrss_labels2.id = ttrss_user_labels2.label_id AND
1927                                         ttrss_user_labels2.article_id = ref_id";
1928
1929                         $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
1930                         $ext_tables_part = "ttrss_labels2,ttrss_user_labels2,";
1931                         $allow_archived = true;
1932
1933                 } else {
1934                         $query_strategy_part = "true";
1935                 }
1936
1937                 $order_by = "score DESC, date_entered DESC, updated DESC";
1938
1939                 if ($override_order) {
1940                         $order_by = $override_order;
1941                 }
1942
1943                 if ($override_strategy) {
1944                         $query_strategy_part = $override_strategy;
1945                 }
1946
1947                 if ($override_vfeed) {
1948                         $vfeed_query_part = $override_vfeed;
1949                 }
1950
1951                 if ($search) {
1952                         $feed_title = T_sprintf("Search results: %s", $search);
1953                 } else {
1954                         if ($cat_view) {
1955                                 $feed_title = Feeds::getCategoryTitle($feed);
1956                         } else {
1957                                 if (is_numeric($feed) && $feed > 0) {
1958                                         $ssth = $pdo->prepare("SELECT title,site_url,last_error,last_updated
1959                                                         FROM ttrss_feeds WHERE id = ? AND owner_uid = ?");
1960                                         $ssth->execute([$feed, $owner_uid]);
1961                     $row = $ssth->fetch();
1962
1963                                         $feed_title = $row["title"];
1964                                         $feed_site_url = $row["site_url"];
1965                                         $last_error = $row["last_error"];
1966                                         $last_updated = $row["last_updated"];
1967                                 } else {
1968                                         $feed_title = Feeds::getFeedTitle($feed);
1969                                 }
1970                         }
1971                 }
1972
1973                 $content_query_part = "content, ";
1974
1975                 if ($limit_query_part) {
1976                         $offset_query_part = "OFFSET " . (int)$offset;
1977                 } else {
1978                         $offset_query_part = "";
1979                 }
1980
1981                 if (is_numeric($feed)) {
1982                         // proper override_order applied above
1983                         if ($vfeed_query_part && !$ignore_vfeed_group && get_pref('VFEED_GROUP_BY_FEED', $owner_uid)) {
1984                                 if (!$override_order) {
1985                                         $order_by = "ttrss_feeds.title, ".$order_by;
1986                                 } else {
1987                                         $order_by = "ttrss_feeds.title, ".$override_order;
1988                                 }
1989                         }
1990
1991                         if (!$allow_archived) {
1992                                 $from_qpart = "${ext_tables_part}ttrss_entries LEFT JOIN ttrss_user_entries ON (ref_id = ttrss_entries.id),ttrss_feeds";
1993                                 $feed_check_qpart = "ttrss_user_entries.feed_id = ttrss_feeds.id AND";
1994
1995                         } else {
1996                                 $from_qpart = "${ext_tables_part}ttrss_entries LEFT JOIN ttrss_user_entries ON (ref_id = ttrss_entries.id)
1997                                                 LEFT JOIN ttrss_feeds ON (feed_id = ttrss_feeds.id)";
1998                         }
1999
2000                         if ($vfeed_query_part) $vfeed_query_part .= "favicon_avg_color,";
2001
2002                         if ($start_ts) {
2003                                 $start_ts_formatted = date("Y/m/d H:i:s", strtotime($start_ts));
2004                                 $start_ts_query_part = "date_entered >= '$start_ts_formatted' AND";
2005                         } else {
2006                                 $start_ts_query_part = "";
2007                         }
2008
2009                         $first_id = 0;
2010                         $first_id_query_strategy_part = $query_strategy_part;
2011
2012                         if ($feed == -3)
2013                                 $first_id_query_strategy_part = "true";
2014
2015                         if (DB_TYPE == "pgsql") {
2016                                 $sanity_interval_qpart = "date_entered >= NOW() - INTERVAL '1 hour' AND";
2017                         } else {
2018                                 $sanity_interval_qpart = "date_entered >= DATE_SUB(NOW(), INTERVAL 1 hour) AND";
2019                         }
2020
2021                         if (!$search && !$skip_first_id_check) {
2022                                 // if previous topmost article id changed that means our current pagination is no longer valid
2023                                 $query = "SELECT DISTINCT
2024                                                         ttrss_feeds.title,
2025                                                         date_entered,
2026                                                         guid,
2027                                                         ttrss_entries.id,
2028                                                         ttrss_entries.title,
2029                                                         updated,
2030                                                         score,
2031                                                         marked,
2032                                                         published,
2033                                                         last_marked,
2034                                                         last_published,
2035                                                         last_read
2036                                                 FROM
2037                                                         $from_qpart
2038                                                 WHERE
2039                                                 $feed_check_qpart
2040                                                 ttrss_user_entries.owner_uid = ".$pdo->quote($owner_uid)." AND
2041                                                 $search_query_part
2042                                                 $start_ts_query_part
2043                                                 $since_id_part
2044                                                 $sanity_interval_qpart
2045                                                 $first_id_query_strategy_part ORDER BY $order_by LIMIT 1";
2046
2047                                 /*if ($_REQUEST["debug"]) {
2048                                         print $query;
2049                                 }*/
2050
2051                                 $res = $pdo->query($query);
2052
2053                                 if ($row = $res->fetch()) {
2054                                         $first_id = (int)$row["id"];
2055
2056                                         if ($offset > 0 && $first_id && $check_first_id && $first_id != $check_first_id) {
2057                                                 return array(-1, $feed_title, $feed_site_url, $last_error, $last_updated, $search_words, $first_id);
2058                                         }
2059                                 }
2060                         }
2061
2062                         $query = "SELECT DISTINCT
2063                                                 date_entered,
2064                                                 guid,
2065                                                 ttrss_entries.id,ttrss_entries.title,
2066                                                 updated,
2067                                                 label_cache,
2068                                                 tag_cache,
2069                                                 always_display_enclosures,
2070                                                 site_url,
2071                                                 note,
2072                                                 num_comments,
2073                                                 comments,
2074                                                 int_id,
2075                                                 uuid,
2076                                                 lang,
2077                                                 hide_images,
2078                                                 unread,feed_id,marked,published,link,last_read,orig_feed_id,
2079                                                 last_marked, last_published,
2080                                                 $vfeed_query_part
2081                                                 $content_query_part
2082                                                 author,score
2083                                         FROM
2084                                                 $from_qpart
2085                                         WHERE
2086                                         $feed_check_qpart
2087                                         ttrss_user_entries.owner_uid = ".$pdo->quote($owner_uid)." AND
2088                                         $search_query_part
2089                                         $start_ts_query_part
2090                                         $view_query_part
2091                                         $since_id_part
2092                                         $query_strategy_part ORDER BY $order_by
2093                                         $limit_query_part $offset_query_part";
2094
2095                         //if ($_REQUEST["debug"]) print $query;
2096
2097                         $res = $pdo->query($query);
2098
2099                 } else {
2100                         // browsing by tag
2101
2102                         $query = "SELECT DISTINCT
2103                                                         date_entered,
2104                                                         guid,
2105                                                         note,
2106                                                         ttrss_entries.id as id,
2107                                                         title,
2108                                                         updated,
2109                                                         unread,
2110                                                         feed_id,
2111                                                         orig_feed_id,
2112                                                         marked,
2113                                                         num_comments,
2114                                                         comments,
2115                                                         int_id,
2116                                                         tag_cache,
2117                                                         label_cache,
2118                                                         link,
2119                                                         lang,
2120                                                         uuid,
2121                                                         last_read,
2122                                                         (SELECT hide_images FROM ttrss_feeds WHERE id = feed_id) AS hide_images,
2123                                                         last_marked, last_published,
2124                                                         $since_id_part
2125                                                         $vfeed_query_part
2126                                                         $content_query_part
2127                                                         author, score
2128                                                 FROM ttrss_entries, ttrss_user_entries, ttrss_tags
2129                                                 WHERE
2130                                                         ref_id = ttrss_entries.id AND
2131                                                         ttrss_user_entries.owner_uid = ".$pdo->quote($owner_uid)." AND
2132                                                         post_int_id = int_id AND
2133                                                         tag_name = ".$pdo->quote($feed)." AND
2134                                                         $view_query_part
2135                                                         $search_query_part
2136                                                         $query_strategy_part ORDER BY $order_by
2137                                                         $limit_query_part $offset_query_part";
2138
2139                         if ($_REQUEST["debug"]) print $query;
2140
2141                         $res = $pdo->query($query);
2142                 }
2143
2144                 return array($res, $feed_title, $feed_site_url, $last_error, $last_updated, $search_words, $first_id);
2145
2146         }
2147
2148         static function getParentCategories($cat, $owner_uid) {
2149                 $rv = array();
2150
2151                 $pdo = Db::pdo();
2152
2153                 $sth = $pdo->prepare("SELECT parent_cat FROM ttrss_feed_categories
2154                         WHERE id = ? AND parent_cat IS NOT NULL AND owner_uid = ?");
2155                 $sth->execute([$cat, $owner_uid]);
2156
2157                 while ($line = $sth->fetch()) {
2158                         array_push($rv, $line["parent_cat"]);
2159                         $rv = array_merge($rv, Feeds::getParentCategories($line["parent_cat"], $owner_uid));
2160                 }
2161
2162                 return $rv;
2163         }
2164
2165         static function getChildCategories($cat, $owner_uid) {
2166                 $rv = array();
2167
2168                 $pdo = Db::pdo();
2169
2170                 $sth = $pdo->prepare("SELECT id FROM ttrss_feed_categories
2171                         WHERE parent_cat = ? AND owner_uid = ?");
2172                 $sth->execute([$cat, $owner_uid]);
2173
2174                 while ($line = $sth->fetch()) {
2175                         array_push($rv, $line["id"]);
2176                         $rv = array_merge($rv, Feeds::getChildCategories($line["id"], $owner_uid));
2177                 }
2178
2179                 return $rv;
2180         }
2181
2182         static function getFeedCategory($feed) {
2183                 $pdo = Db::pdo();
2184
2185             $sth = $pdo->prepare("SELECT cat_id FROM ttrss_feeds
2186                                 WHERE id = ?");
2187             $sth->execute([$feed]);
2188
2189                 if ($row = $sth->fetch()) {
2190                         return $row["cat_id"];
2191                 } else {
2192                         return false;
2193                 }
2194
2195         }
2196
2197
2198 }
2199