classes/pref/filters.php

   1 <?php
   2 class Pref_Filters extends Handler_Protected {
   3
   4         function csrf_ignore($method) {
   5                 $csrf_ignored = array("index", "getfiltertree", "edit", "newfilter", "newrule",
   6                         "newaction", "savefilterorder");
   7
   8                 return array_search($method, $csrf_ignored) !== false;
   9         }
  10
  11         function filtersortreset() {
  12                 $sth = $this->pdo->prepare("UPDATE ttrss_filters2
  13                                 SET order_id = 0 WHERE owner_uid = ?");
  14                 $sth->execute([$_SESSION['uid']]);
  15                 return;
  16         }
  17
  18         function savefilterorder() {
  19                 $data = json_decode($_POST['payload'], true);
  20
  21                 #file_put_contents("/tmp/saveorder.json", clean($_POST['payload']));
  22                 #$data = json_decode(file_get_contents("/tmp/saveorder.json"), true);
  23
  24                 if (!is_array($data['items']))
  25                         $data['items'] = json_decode($data['items'], true);
  26
  27                 $index = 0;
  28
  29                 if (is_array($data) && is_array($data['items'])) {
  30
  31                         $sth = $this->pdo->prepare("UPDATE ttrss_filters2 SET
  32                                                 order_id = ? WHERE id = ? AND
  33                                                 owner_uid = ?");
  34
  35                         foreach ($data['items'][0]['items'] as $item) {
  36                                 $filter_id = (int) str_replace("FILTER:", "", $item['_reference']);
  37
  38                                 if ($filter_id > 0) {
  39                                         $sth->execute([$index, $filter_id, $_SESSION['uid']]);
  40                                         ++$index;
  41                                 }
  42                         }
  43                 }
  44
  45                 return;
  46         }
  47
  48         function testFilterDo() {
  49                 $offset = (int) clean($_REQUEST["offset"]);
  50                 $limit = (int) clean($_REQUEST["limit"]);
  51
  52                 $filter = array();
  53
  54                 $filter["enabled"] = true;
  55                 $filter["match_any_rule"] = checkbox_to_sql_bool(clean($_REQUEST["match_any_rule"]));
  56                 $filter["inverse"] = checkbox_to_sql_bool(clean($_REQUEST["inverse"]));
  57
  58                 $filter["rules"] = array();
  59                 $filter["actions"] = array("dummy-action");
  60
  61                 $res = $this->pdo->query("SELECT id,name FROM ttrss_filter_types");
  62
  63                 $filter_types = array();
  64                 while ($line = $res->fetch()) {
  65                         $filter_types[$line["id"]] = $line["name"];
  66                 }
  67
  68                 $scope_qparts = array();
  69
  70                 $rctr = 0;
  71                 foreach (clean($_REQUEST["rule"]) AS $r) {
  72                         $rule = json_decode($r, true);
  73
  74                         if ($rule && $rctr < 5) {
  75                                 $rule["type"] = $filter_types[$rule["filter_type"]];
  76                                 unset($rule["filter_type"]);
  77
  78                                 $scope_inner_qparts = [];
  79                                 foreach ($rule["feed_id"] as $feed_id) {
  80
  81                     if (strpos($feed_id, "CAT:") === 0) {
  82                         $cat_id = (int) substr($feed_id, 4);
  83                         array_push($scope_inner_qparts, "cat_id = " . $this->pdo->quote($cat_id));
  84                     } else if ($feed_id > 0) {
  85                         array_push($scope_inner_qparts, "feed_id = " . $this->pdo->quote($feed_id));
  86                     }
  87                 }
  88
  89                 if (count($scope_inner_qparts) > 0) {
  90                                     array_push($scope_qparts, "(" . implode(" OR ", $scope_inner_qparts) . ")");
  91                 }
  92
  93                                 array_push($filter["rules"], $rule);
  94
  95                                 ++$rctr;
  96                         } else {
  97                                 break;
  98                         }
  99                 }
 100
 101                 if (count($scope_qparts) == 0) $scope_qparts = ["true"];
 102
 103                 $glue = $filter['match_any_rule'] ? " OR " :  " AND ";
 104                 $scope_qpart = join($glue, $scope_qparts);
 105
 106                 if (!$scope_qpart) $scope_qpart = "true";
 107
 108                 $rv = array();
 109
 110                 //while ($found < $limit && $offset < $limit * 1000 && time() - $started < ini_get("max_execution_time") * 0.7) {
 111
 112                 $sth = $this->pdo->prepare("SELECT ttrss_entries.id,
 113                                 ttrss_entries.title,
 114                                 ttrss_feeds.id AS feed_id,
 115                                 ttrss_feeds.title AS feed_title,
 116                                 ttrss_feed_categories.id AS cat_id,
 117                                 content,
 118                                 date_entered,
 119                                 link,
 120                                 author,
 121                                 tag_cache
 122                         FROM
 123                                 ttrss_entries, ttrss_user_entries
 124                                         LEFT JOIN ttrss_feeds ON (feed_id = ttrss_feeds.id)
 125                                         LEFT JOIN ttrss_feed_categories ON (ttrss_feeds.cat_id = ttrss_feed_categories.id)
 126                         WHERE
 127                                 ref_id = ttrss_entries.id AND
 128                                 ($scope_qpart) AND
 129                                 ttrss_user_entries.owner_uid = ?
 130                         ORDER BY date_entered DESC LIMIT $limit OFFSET $offset");
 131
 132                 $sth->execute([$_SESSION['uid']]);
 133
 134                 while ($line = $sth->fetch()) {
 135
 136                         $rc = RSSUtils::get_article_filters(array($filter), $line['title'], $line['content'], $line['link'],
 137                                 $line['author'], explode(",", $line['tag_cache']));
 138
 139                         if (count($rc) > 0) {
 140
 141                                 $line["content_preview"] = truncate_string(strip_tags($line["content"]), 200, '&hellip;');
 142
 143                                 foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_QUERY_HEADLINES) as $p) {
 144                                         $line = $p->hook_query_headlines($line, 100);
 145                                 }
 146
 147                                 $content_preview = $line["content_preview"];
 148
 149                                 $tmp = "<tr style='margin-top : 5px'>";
 150
 151                                 #$tmp .= "<td width='5%' align='center'><input dojoType=\"dijit.form.CheckBox\"
 152                                 #       checked=\"1\" disabled=\"1\" type=\"checkbox\"></td>";
 153
 154                                 $id = $line['id'];
 155                                 $tmp .= "<td width='5%' align='center'><img style='cursor : pointer' title='".__("Preview article")."'
 156                                         src='images/information.png' onclick='openArticlePopup($id)'></td><td>";
 157
 158                                 /*foreach ($filter['rules'] as $rule) {
 159                                         $reg_exp = str_replace('/', '\/', $rule["reg_exp"]);
 160
 161                                         $line["title"] = preg_replace("/($reg_exp)/i",
 162                                                 "<span class=\"highlight\">$1</span>", $line["title"]);
 163
 164                                         $content_preview = preg_replace("/($reg_exp)/i",
 165                                                 "<span class=\"highlight\">$1</span>", $content_preview);
 166                                 }*/
 167
 168                                 $tmp .= "<strong>" . $line["title"] . "</strong><br/>";
 169                                 $tmp .= $line['feed_title'] . ", " . mb_substr($line["date_entered"], 0, 16);
 170                                 $tmp .= "<div class='insensitive'>" . $content_preview . "</div>";
 171                                 $tmp .= "</td></tr>";
 172
 173                                 array_push($rv, $tmp);
 174
 175                                 /*array_push($rv, array("title" => $line["title"],
 176                                         "content" => $content_preview,
 177                                         "date" => $line["date_entered"],
 178                                         "feed" => $line["feed_title"])); */
 179
 180                         }
 181                 }
 182
 183                         //$offset += $limit;
 184                 //}
 185
 186                 /*if ($found == 0) {
 187                         print "<tr><td align='center'>" .
 188                                 __("No recent articles matching this filter have been found.");
 189                 }*/
 190
 191                 print json_encode($rv);
 192         }
 193
 194         function testFilter() {
 195
 196                 if (isset($_REQUEST["offset"])) return $this->testFilterDo();
 197
 198                 //print __("Articles matching this filter:");
 199
 200                 print "<div><img id='prefFilterLoadingIndicator' src='images/indicator_tiny.gif'>&nbsp;<span id='prefFilterProgressMsg'>Looking for articles...</span></div>";
 201
 202                 print "<br/><div class=\"filterTestHolder\">";
 203                 print "<table width=\"100%\" cellspacing=\"0\" id=\"prefFilterTestResultList\">";
 204                 print "</table></div>";
 205
 206                 print "<div style='text-align : center'>";
 207                 print "<button dojoType=\"dijit.form.Button\" onclick=\"dijit.byId('filterTestDlg').hide()\">".
 208                         __('Close this window')."</button>";
 209                 print "</div>";
 210
 211         }
 212
 213         private function getfilterrules_concise($filter_id) {
 214                 $sth = $this->pdo->prepare("SELECT reg_exp,
 215                         inverse,
 216                         match_on,
 217                         feed_id,
 218                         cat_id,
 219                         cat_filter,
 220                         ttrss_filter_types.description AS field
 221                         FROM
 222                                 ttrss_filters2_rules, ttrss_filter_types
 223                         WHERE
 224                                 filter_id = ? AND filter_type = ttrss_filter_types.id
 225                         ORDER BY reg_exp");
 226                 $sth->execute([$filter_id]);
 227
 228                 $rv = "";
 229
 230                 while ($line = $sth->fetch()) {
 231
 232                     if ($line["match_on"]) {
 233                         $feeds = json_decode($line["match_on"], true);
 234                         $feeds_fmt = [];
 235
 236                 foreach ($feeds as $feed_id) {
 237
 238                     if (strpos($feed_id, "CAT:") === 0) {
 239                         $feed_id = (int)substr($feed_id, 4);
 240                         array_push($feeds_fmt, Feeds::getCategoryTitle($feed_id));
 241                     } else {
 242                         if ($feed_id)
 243                             array_push($feeds_fmt, Feeds::getFeedTitle((int)$feed_id));
 244                         else
 245                             array_push($feeds_fmt, __("All feeds"));
 246                     }
 247                 }
 248
 249                 $where = implode(", ", $feeds_fmt);
 250
 251             } else {
 252
 253                 $where = $line["cat_filter"] ?
 254                     Feeds::getCategoryTitle($line["cat_id"]) :
 255                     ($line["feed_id"] ?
 256                         Feeds::getFeedTitle($line["feed_id"]) : __("All feeds"));
 257             }
 258
 259 #                       $where = $line["cat_id"] . "/" . $line["feed_id"];
 260
 261                         $inverse = $line["inverse"] ? "inverse" : "";
 262
 263                         $rv .= "<span class='$inverse'>" . T_sprintf("%s on %s in %s %s",
 264                                 htmlspecialchars($line["reg_exp"]),
 265                                 $line["field"],
 266                                 $where,
 267                                 $line["inverse"] ? __("(inverse)") : "") . "</span>";
 268                 }
 269
 270                 return $rv;
 271         }
 272
 273         function getfiltertree() {
 274                 $root = array();
 275                 $root['id'] = 'root';
 276                 $root['name'] = __('Filters');
 277                 $root['items'] = array();
 278
 279                 $filter_search = $_SESSION["prefs_filter_search"];
 280
 281                 $sth = $this->pdo->prepare("SELECT *,
 282                         (SELECT action_param FROM ttrss_filters2_actions
 283                                 WHERE filter_id = ttrss_filters2.id ORDER BY id LIMIT 1) AS action_param,
 284                         (SELECT action_id FROM ttrss_filters2_actions
 285                                 WHERE filter_id = ttrss_filters2.id ORDER BY id LIMIT 1) AS action_id,
 286                         (SELECT description FROM ttrss_filter_actions
 287                                 WHERE id = (SELECT action_id FROM ttrss_filters2_actions
 288                                         WHERE filter_id = ttrss_filters2.id ORDER BY id LIMIT 1)) AS action_name,
 289                         (SELECT reg_exp FROM ttrss_filters2_rules
 290                                 WHERE filter_id = ttrss_filters2.id ORDER BY id LIMIT 1) AS reg_exp
 291                         FROM ttrss_filters2 WHERE
 292                         owner_uid = ? ORDER BY order_id, title");
 293                 $sth->execute([$_SESSION['uid']]);
 294
 295                 $folder = array();
 296                 $folder['items'] = array();
 297
 298                 while ($line = $sth->fetch()) {
 299
 300                         $name = $this->getFilterName($line["id"]);
 301
 302                         $match_ok = false;
 303                         if ($filter_search) {
 304                                 $rules_sth = $this->pdo->prepare("SELECT reg_exp
 305                                         FROM ttrss_filters2_rules WHERE filter_id = ?");
 306                                 $rules_sth->execute([$line['id']]);
 307
 308                                 while ($rule_line = $rules_sth->fetch()) {
 309                                         if (mb_strpos($rule_line['reg_exp'], $filter_search) !== false) {
 310                                                 $match_ok = true;
 311                                                 break;
 312                                         }
 313                                 }
 314                         }
 315
 316                         if ($line['action_id'] == 7) {
 317                                 $label_sth = $this->pdo->prepare("SELECT fg_color, bg_color
 318                                         FROM ttrss_labels2 WHERE caption = ? AND
 319                                                 owner_uid = ?");
 320                                 $label_sth->execute([$line['action_param'], $_SESSION['uid']]);
 321
 322                                 if ($label_row = $label_sth->fetch()) {
 323                                         $fg_color = $label_row["fg_color"];
 324                                         $bg_color = $label_row["bg_color"];
 325
 326                                         $name[1] = "<span class=\"labelColorIndicator\" id=\"label-editor-indicator\" style='color : $fg_color; background-color : $bg_color; margin-right : 4px'>&alpha;</span>" . $name[1];
 327                                 }
 328                         }
 329
 330                         $filter = array();
 331                         $filter['id'] = 'FILTER:' . $line['id'];
 332                         $filter['bare_id'] = $line['id'];
 333                         $filter['name'] = $name[0];
 334                         $filter['param'] = $name[1];
 335                         $filter['checkbox'] = false;
 336                         $filter['enabled'] = $line["enabled"];
 337                         $filter['rules'] = $this->getfilterrules_concise($line['id']);
 338
 339                         if (!$filter_search || $match_ok) {
 340                                 array_push($folder['items'], $filter);
 341                         }
 342                 }
 343
 344                 $root['items'] = $folder['items'];
 345
 346                 $fl = array();
 347                 $fl['identifier'] = 'id';
 348                 $fl['label'] = 'name';
 349                 $fl['items'] = array($root);
 350
 351                 print json_encode($fl);
 352                 return;
 353         }
 354
 355         function edit() {
 356
 357                 $filter_id = clean($_REQUEST["id"]);
 358
 359                 $sth = $this->pdo->prepare("SELECT * FROM ttrss_filters2
 360                         WHERE id = ? AND owner_uid = ?");
 361                 $sth->execute([$filter_id, $_SESSION['uid']]);
 362
 363                 if ($row = $sth->fetch()) {
 364
 365                         $enabled = $row["enabled"];
 366                         $match_any_rule = $row["match_any_rule"];
 367                         $inverse = $row["inverse"];
 368                         $title = htmlspecialchars($row["title"]);
 369
 370                         print "<form id=\"filter_edit_form\" onsubmit='return false'>";
 371
 372                         print_hidden("op", "pref-filters");
 373                         print_hidden("id", "$filter_id");
 374                         print_hidden("method", "editSave");
 375                         print_hidden("csrf_token", $_SESSION['csrf_token']);
 376
 377                         print "<div class=\"dlgSec\">".__("Caption")."</div>";
 378
 379                         print "<input required=\"true\" dojoType=\"dijit.form.ValidationTextBox\" style=\"width : 20em;\" name=\"title\" value=\"$title\">";
 380
 381                         print "</div>";
 382
 383                         print "<div class=\"dlgSec\">".__("Match")."</div>";
 384
 385                         print "<div dojoType=\"dijit.Toolbar\">";
 386
 387                         print "<div dojoType=\"dijit.form.DropDownButton\">".
 388                                 "<span>" . __('Select')."</span>";
 389                         print "<div dojoType=\"dijit.Menu\" style=\"display: none;\">";
 390                         print "<div onclick=\"dijit.byId('filterEditDlg').selectRules(true)\"
 391                         dojoType=\"dijit.MenuItem\">".__('All')."</div>";
 392                         print "<div onclick=\"dijit.byId('filterEditDlg').selectRules(false)\"
 393                         dojoType=\"dijit.MenuItem\">".__('None')."</div>";
 394                         print "</div></div>";
 395
 396                         print "<button dojoType=\"dijit.form.Button\" onclick=\"return dijit.byId('filterEditDlg').addRule()\">".
 397                                 __('Add')."</button> ";
 398
 399                         print "<button dojoType=\"dijit.form.Button\" onclick=\"return dijit.byId('filterEditDlg').deleteRule()\">".
 400                                 __('Delete')."</button> ";
 401
 402                         print "</div>";
 403
 404                         print "<ul id='filterDlg_Matches'>";
 405
 406                         $rules_sth = $this->pdo->prepare("SELECT * FROM ttrss_filters2_rules
 407                                   WHERE filter_id = ? ORDER BY reg_exp, id");
 408                         $rules_sth->execute([$filter_id]);
 409
 410                         while ($line = $rules_sth->fetch()) {
 411                                 if ($line["match_on"]) {
 412                                         $line["feed_id"] = json_decode($line["match_on"], true);
 413                                 } else {
 414                                         if ($line["cat_filter"]) {
 415                                                 $feed_id = "CAT:" . (int)$line["cat_id"];
 416                                         } else {
 417                                                 $feed_id = (int)$line["feed_id"];
 418                                         }
 419
 420                                         $line["feed_id"] = ["" . $feed_id]; // set item type to string for in_array()
 421                                 }
 422
 423                                 unset($line["cat_filter"]);
 424                                 unset($line["cat_id"]);
 425                                 unset($line["filter_id"]);
 426                                 unset($line["id"]);
 427                                 if (!$line["inverse"]) unset($line["inverse"]);
 428                                 unset($line["match_on"]);
 429
 430                                 $data = htmlspecialchars(json_encode($line));
 431
 432                                 print "<li><input dojoType='dijit.form.CheckBox' type='checkbox' onclick='toggleSelectListRow2(this)'>".
 433                                         "<span onclick=\"dijit.byId('filterEditDlg').editRule(this)\">".$this->getRuleName($line)."</span>".
 434                                         "<input type='hidden' name='rule[]' value=\"$data\"/></li>";
 435                         }
 436
 437                         print "</ul>";
 438
 439                         print "</div>";
 440
 441                         print "<div class=\"dlgSec\">".__("Apply actions")."</div>";
 442
 443                         print "<div dojoType=\"dijit.Toolbar\">";
 444
 445                         print "<div dojoType=\"dijit.form.DropDownButton\">".
 446                                 "<span>" . __('Select')."</span>";
 447                         print "<div dojoType=\"dijit.Menu\" style=\"display: none;\">";
 448                         print "<div onclick=\"dijit.byId('filterEditDlg').selectActions(true)\"
 449                         dojoType=\"dijit.MenuItem\">".__('All')."</div>";
 450                         print "<div onclick=\"dijit.byId('filterEditDlg').selectActions(false)\"
 451                         dojoType=\"dijit.MenuItem\">".__('None')."</div>";
 452                         print "</div></div>";
 453
 454                         print "<button dojoType=\"dijit.form.Button\" onclick=\"return dijit.byId('filterEditDlg').addAction()\">".
 455                                 __('Add')."</button> ";
 456
 457                         print "<button dojoType=\"dijit.form.Button\" onclick=\"return dijit.byId('filterEditDlg').deleteAction()\">".
 458                                 __('Delete')."</button> ";
 459
 460                         print "</div>";
 461
 462                         print "<ul id='filterDlg_Actions'>";
 463
 464                         $actions_sth = $this->pdo->prepare("SELECT * FROM ttrss_filters2_actions
 465                                 WHERE filter_id = ? ORDER BY id");
 466                         $actions_sth->execute([$filter_id]);
 467
 468                         while ($line = $actions_sth->fetch()) {
 469                                 $line["action_param_label"] = $line["action_param"];
 470
 471                                 unset($line["filter_id"]);
 472                                 unset($line["id"]);
 473
 474                                 $data = htmlspecialchars(json_encode($line));
 475
 476                                 print "<li><input dojoType='dijit.form.CheckBox' type='checkbox' onclick='toggleSelectListRow2(this)'>".
 477                                         "<span onclick=\"dijit.byId('filterEditDlg').editAction(this)\">".$this->getActionName($line)."</span>".
 478                                         "<input type='hidden' name='action[]' value=\"$data\"/></li>";
 479                         }
 480
 481                         print "</ul>";
 482
 483                         print "</div>";
 484
 485                         if ($enabled) {
 486                                 $checked = "checked=\"1\"";
 487                         } else {
 488                                 $checked = "";
 489                         }
 490
 491                         print "<input dojoType=\"dijit.form.CheckBox\" type=\"checkbox\" name=\"enabled\" id=\"enabled\" $checked>
 492                                 <label for=\"enabled\">".__('Enabled')."</label>";
 493
 494                         if ($match_any_rule) {
 495                                 $checked = "checked=\"1\"";
 496                         } else {
 497                                 $checked = "";
 498                         }
 499
 500                         print "<br/><input dojoType=\"dijit.form.CheckBox\" type=\"checkbox\" name=\"match_any_rule\" id=\"match_any_rule\" $checked>
 501                                 <label for=\"match_any_rule\">".__('Match any rule')."</label>";
 502
 503                         if ($inverse) {
 504                                 $checked = "checked=\"1\"";
 505                         } else {
 506                                 $checked = "";
 507                         }
 508
 509                         print "<br/><input dojoType=\"dijit.form.CheckBox\" type=\"checkbox\" name=\"inverse\" id=\"inverse\" $checked>
 510                                 <label for=\"inverse\">".__('Inverse matching')."</label>";
 511
 512                         print "<p/>";
 513
 514                         print "<div class=\"dlgButtons\">";
 515
 516                         print "<div style=\"float : left\">";
 517                         print "<button dojoType=\"dijit.form.Button\" class=\"btn-danger\" onclick=\"return dijit.byId('filterEditDlg').removeFilter()\">".
 518                                 __('Remove')."</button>";
 519                         print "</div>";
 520
 521                         print "<button dojoType=\"dijit.form.Button\" onclick=\"return dijit.byId('filterEditDlg').test()\">".
 522                                 __('Test')."</button> ";
 523
 524                         print "<button dojoType=\"dijit.form.Button\" type=\"submit\" class=\"btn-primary\" onclick=\"return dijit.byId('filterEditDlg').execute()\">".
 525                                 __('Save')."</button> ";
 526
 527                         print "<button dojoType=\"dijit.form.Button\" onclick=\"return dijit.byId('filterEditDlg').hide()\">".
 528                                 __('Cancel')."</button>";
 529
 530                         print "</div>";
 531                         print "</form>";
 532
 533                 }
 534         }
 535
 536         private function getRuleName($rule) {
 537                 if (!$rule) $rule = json_decode(clean($_REQUEST["rule"]), true);
 538
 539                 $feeds = $rule["feed_id"];
 540                 $feeds_fmt = [];
 541
 542                 if (!is_array($feeds)) $feeds = [$feeds];
 543
 544                 foreach ($feeds as $feed_id) {
 545
 546             if (strpos($feed_id, "CAT:") === 0) {
 547                 $feed_id = (int)substr($feed_id, 4);
 548                 array_push($feeds_fmt, Feeds::getCategoryTitle($feed_id));
 549             } else {
 550                 if ($feed_id)
 551                     array_push($feeds_fmt, Feeds::getFeedTitle((int)$feed_id));
 552                 else
 553                     array_push($feeds_fmt, __("All feeds"));
 554             }
 555         }
 556
 557         $feed = implode(", ", $feeds_fmt);
 558
 559                 $sth = $this->pdo->prepare("SELECT description FROM ttrss_filter_types
 560                         WHERE id = ?");
 561                 $sth->execute([(int)$rule["filter_type"]]);
 562
 563                 if ($row = $sth->fetch()) {
 564                         $filter_type = $row["description"];
 565                 } else {
 566                         $filter_type = "?UNKNOWN?";
 567                 }
 568
 569                 $inverse = isset($rule["inverse"]) ? "inverse" : "";
 570
 571                 return "<span class='filterRule $inverse'>" .
 572                         T_sprintf("%s on %s in %s %s", htmlspecialchars($rule["reg_exp"]),
 573                         $filter_type, $feed, isset($rule["inverse"]) ? __("(inverse)") : "") . "</span>";
 574         }
 575
 576         function printRuleName() {
 577                 print $this->getRuleName(json_decode(clean($_REQUEST["rule"]), true));
 578         }
 579
 580         private function getActionName($action) {
 581                 $sth = $this->pdo->prepare("SELECT description FROM
 582                         ttrss_filter_actions WHERE id = ?");
 583                 $sth->execute([(int)$action["action_id"]]);
 584
 585                 $title = "";
 586
 587                 if ($row = $sth->fetch()) {
 588
 589                         $title = __($row["description"]);
 590
 591                         if ($action["action_id"] == 4 || $action["action_id"] == 6 ||
 592                                 $action["action_id"] == 7)
 593                                 $title .= ": " . $action["action_param"];
 594
 595                         if ($action["action_id"] == 9) {
 596                                 list ($pfclass, $pfaction) = explode(":", $action["action_param"]);
 597
 598                                 $filter_actions = PluginHost::getInstance()->get_filter_actions();
 599
 600                                 foreach ($filter_actions as $fclass => $factions) {
 601                                         foreach ($factions as $faction) {
 602                                                 if ($pfaction == $faction["action"] && $pfclass == $fclass) {
 603                                                         $title .= ": " . $fclass . ": " . $faction["description"];
 604                                                         break;
 605                                                 }
 606                                         }
 607                                 }
 608                         }
 609                 }
 610
 611                 return $title;
 612         }
 613
 614         function printActionName() {
 615                 print $this->getActionName(json_decode(clean($_REQUEST["action"]), true));
 616         }
 617
 618         function editSave() {
 619                 if (clean($_REQUEST["savemode"] && $_REQUEST["savemode"]) == "test") {
 620                         return $this->testFilter();
 621                 }
 622
 623                 $filter_id = clean($_REQUEST["id"]);
 624                 $enabled = checkbox_to_sql_bool(clean($_REQUEST["enabled"]));
 625                 $match_any_rule = checkbox_to_sql_bool(clean($_REQUEST["match_any_rule"]));
 626                 $inverse = checkbox_to_sql_bool(clean($_REQUEST["inverse"]));
 627                 $title = clean($_REQUEST["title"]);
 628
 629                 $this->pdo->beginTransaction();
 630
 631                 $sth = $this->pdo->prepare("UPDATE ttrss_filters2 SET enabled = ?,
 632                         match_any_rule = ?,
 633                         inverse = ?,
 634                         title = ?
 635                         WHERE id = ? AND owner_uid = ?");
 636
 637                 $sth->execute([$enabled, $match_any_rule, $inverse, $title, $filter_id, $_SESSION['uid']]);
 638
 639                 $this->saveRulesAndActions($filter_id);
 640
 641                 $this->pdo->commit();
 642         }
 643
 644         function remove() {
 645
 646                 $ids = explode(",", clean($_REQUEST["ids"]));
 647                 $ids_qmarks = arr_qmarks($ids);
 648
 649                 $sth = $this->pdo->prepare("DELETE FROM ttrss_filters2 WHERE id IN ($ids_qmarks)
 650                         AND owner_uid = ?");
 651                 $sth->execute(array_merge($ids, [$_SESSION['uid']]));
 652         }
 653
 654         private function saveRulesAndActions($filter_id)
 655         {
 656
 657                 $sth = $this->pdo->prepare("DELETE FROM ttrss_filters2_rules WHERE filter_id = ?");
 658                 $sth->execute([$filter_id]);
 659
 660                 $sth = $this->pdo->prepare("DELETE FROM ttrss_filters2_actions WHERE filter_id = ?");
 661                 $sth->execute([$filter_id]);
 662
 663                 if (!is_array(clean($_REQUEST["rule"]))) $_REQUEST["rule"] = [];
 664                 if (!is_array(clean($_REQUEST["action"]))) $_REQUEST["action"] = [];
 665
 666                 if ($filter_id) {
 667                         /* create rules */
 668
 669                         $rules = array();
 670                         $actions = array();
 671
 672                         foreach (clean($_REQUEST["rule"]) as $rule) {
 673                                 $rule = json_decode($rule, true);
 674                                 unset($rule["id"]);
 675
 676                                 if (array_search($rule, $rules) === false) {
 677                                         array_push($rules, $rule);
 678                                 }
 679                         }
 680
 681                         foreach (clean($_REQUEST["action"]) as $action) {
 682                                 $action = json_decode($action, true);
 683                                 unset($action["id"]);
 684
 685                                 if (array_search($action, $actions) === false) {
 686                                         array_push($actions, $action);
 687                                 }
 688                         }
 689
 690                         $rsth = $this->pdo->prepare("INSERT INTO ttrss_filters2_rules
 691                                                 (filter_id, reg_exp,filter_type,feed_id,cat_id,match_on,inverse) VALUES
 692                                                 (?, ?, ?, NULL, NULL, ?, ?)");
 693
 694                         foreach ($rules as $rule) {
 695                                 if ($rule) {
 696
 697                                         $reg_exp = trim($rule["reg_exp"]);
 698                                         $inverse = isset($rule["inverse"]) ? 1 : 0;
 699
 700                                         $filter_type = (int)trim($rule["filter_type"]);
 701                                         $match_on = json_encode($rule["feed_id"]);
 702
 703                                         $rsth->execute([$filter_id, $reg_exp, $filter_type, $match_on, $inverse]);
 704                                 }
 705                         }
 706
 707                         $asth = $this->pdo->prepare("INSERT INTO ttrss_filters2_actions
 708                                                 (filter_id, action_id, action_param) VALUES
 709                                                 (?, ?, ?)");
 710
 711                         foreach ($actions as $action) {
 712                                 if ($action) {
 713
 714                                         $action_id = (int)$action["action_id"];
 715                                         $action_param = $action["action_param"];
 716                                         $action_param_label = $action["action_param_label"];
 717
 718                                         if ($action_id == 7) {
 719                                                 $action_param = $action_param_label;
 720                                         }
 721
 722                                         if ($action_id == 6) {
 723                                                 $action_param = (int)str_replace("+", "", $action_param);
 724                                         }
 725
 726                                         $asth->execute([$filter_id, $action_id, $action_param]);
 727                                 }
 728                         }
 729                 }
 730         }
 731
 732         function add() {
 733                 if (clean($_REQUEST["savemode"] && $_REQUEST["savemode"]) == "test") {
 734                         return $this->testFilter();
 735                 }
 736
 737                 $enabled = checkbox_to_sql_bool(clean($_REQUEST["enabled"]));
 738                 $match_any_rule = checkbox_to_sql_bool(clean($_REQUEST["match_any_rule"]));
 739                 $title = clean($_REQUEST["title"]);
 740                 $inverse = checkbox_to_sql_bool(clean($_REQUEST["inverse"]));
 741
 742                 $this->pdo->beginTransaction();
 743
 744                 /* create base filter */
 745
 746                 $sth = $this->pdo->prepare("INSERT INTO ttrss_filters2
 747                         (owner_uid, match_any_rule, enabled, title, inverse) VALUES
 748                         (?, ?, ?, ?, ?)");
 749
 750                 $sth->execute([$_SESSION['uid'], $match_any_rule, $enabled, $title, $inverse]);
 751
 752                 $sth = $this->pdo->prepare("SELECT MAX(id) AS id FROM ttrss_filters2
 753                         WHERE owner_uid = ?");
 754                 $sth->execute([$_SESSION['uid']]);
 755
 756                 if ($row = $sth->fetch()) {
 757                         $filter_id = $row['id'];
 758                         $this->saveRulesAndActions($filter_id);
 759                 }
 760
 761                 $this->pdo->commit();
 762         }
 763
 764         function index() {
 765
 766                 $filter_search = clean($_REQUEST["search"]);
 767
 768                 if (array_key_exists("search", $_REQUEST)) {
 769                         $_SESSION["prefs_filter_search"] = $filter_search;
 770                 } else {
 771                         $filter_search = $_SESSION["prefs_filter_search"];
 772                 }
 773
 774                 print "<div id=\"pref-filter-wrap\" dojoType=\"dijit.layout.BorderContainer\" gutters=\"false\">";
 775                 print "<div id=\"pref-filter-header\" dojoType=\"dijit.layout.ContentPane\" region=\"top\">";
 776                 print "<div id=\"pref-filter-toolbar\" dojoType=\"dijit.Toolbar\">";
 777
 778                 if (array_key_exists("search", $_REQUEST)) {
 779                         $_SESSION["prefs_filter_search"] = $filter_search;
 780                 } else {
 781                         $filter_search = $_SESSION["prefs_filter_search"];
 782                 }
 783
 784                 print "<div style='float : right; padding-right : 4px;'>
 785                         <input dojoType=\"dijit.form.TextBox\" id=\"filter_search\" size=\"20\" type=\"search\"
 786                                 value=\"$filter_search\">
 787                         <button dojoType=\"dijit.form.Button\" onclick=\"updateFilterList()\">".
 788                                 __('Search')."</button>
 789                         </div>";
 790
 791                 print "<div dojoType=\"dijit.form.DropDownButton\">".
 792                                 "<span>" . __('Select')."</span>";
 793                 print "<div dojoType=\"dijit.Menu\" style=\"display: none;\">";
 794                 print "<div onclick=\"dijit.byId('filterTree').model.setAllChecked(true)\"
 795                         dojoType=\"dijit.MenuItem\">".__('All')."</div>";
 796                 print "<div onclick=\"dijit.byId('filterTree').model.setAllChecked(false)\"
 797                         dojoType=\"dijit.MenuItem\">".__('None')."</div>";
 798                 print "</div></div>";
 799
 800                 print "<button dojoType=\"dijit.form.Button\" onclick=\"return quickAddFilter()\">".
 801                         __('Create filter')."</button> ";
 802
 803                 print "<button dojoType=\"dijit.form.Button\" onclick=\"return joinSelectedFilters()\">".
 804                         __('Combine')."</button> ";
 805
 806                 print "<button dojoType=\"dijit.form.Button\" onclick=\"return editSelectedFilter()\">".
 807                         __('Edit')."</button> ";
 808
 809                 print "<button dojoType=\"dijit.form.Button\" onclick=\"return resetFilterOrder()\">".
 810                         __('Reset sort order')."</button> ";
 811
 812
 813                 print "<button dojoType=\"dijit.form.Button\" onclick=\"return removeSelectedFilters()\">".
 814                         __('Remove')."</button> ";
 815
 816                 print "</div>"; # toolbar
 817                 print "</div>"; # toolbar-frame
 818                 print "<div id=\"pref-filter-content\" dojoType=\"dijit.layout.ContentPane\" region=\"center\">";
 819
 820                 print "<div id=\"filterlistLoading\">
 821                 <img src='images/indicator_tiny.gif'>".
 822                  __("Loading, please wait...")."</div>";
 823
 824                 print "<div dojoType=\"fox.PrefFilterStore\" jsId=\"filterStore\"
 825                         url=\"backend.php?op=pref-filters&method=getfiltertree\">
 826                 </div>
 827                 <div dojoType=\"lib.CheckBoxStoreModel\" jsId=\"filterModel\" store=\"filterStore\"
 828                         query=\"{id:'root'}\" rootId=\"root\" rootLabel=\"Filters\"
 829                         childrenAttrs=\"items\" checkboxStrict=\"false\" checkboxAll=\"false\">
 830                 </div>
 831                 <div dojoType=\"fox.PrefFilterTree\" id=\"filterTree\"
 832                         dndController=\"dijit.tree.dndSource\"
 833                         betweenThreshold=\"5\"
 834                         model=\"filterModel\" openOnClick=\"true\">
 835                 <script type=\"dojo/method\" event=\"onLoad\" args=\"item\">
 836                         Element.hide(\"filterlistLoading\");
 837                 </script>
 838                 <script type=\"dojo/method\" event=\"onClick\" args=\"item\">
 839                         var id = String(item.id);
 840                         var bare_id = id.substr(id.indexOf(':')+1);
 841
 842                         if (id.match('FILTER:')) {
 843                                 editFilter(bare_id);
 844                         }
 845                 </script>
 846
 847                 </div>";
 848
 849                 print "</div>"; #pane
 850
 851                 PluginHost::getInstance()->run_hooks(PluginHost::HOOK_PREFS_TAB,
 852                         "hook_prefs_tab", "prefFilters");
 853
 854                 print "</div>"; #container
 855
 856         }
 857
 858         function newfilter() {
 859
 860                 print "<form name='filter_new_form' id='filter_new_form'>";
 861
 862                 print_hidden("op", "pref-filters");
 863                 print_hidden("method", "add");
 864                 print_hidden("csrf_token", $_SESSION['csrf_token']);
 865
 866                 print "<div class=\"dlgSec\">".__("Caption")."</div>";
 867
 868                 print "<input required=\"true\" dojoType=\"dijit.form.ValidationTextBox\" style=\"width : 20em;\" name=\"title\" value=\"\">";
 869
 870                 print "<div class=\"dlgSec\">".__("Match")."</div>";
 871
 872                 print "<div dojoType=\"dijit.Toolbar\">";
 873
 874                 print "<div dojoType=\"dijit.form.DropDownButton\">".
 875                                 "<span>" . __('Select')."</span>";
 876                 print "<div dojoType=\"dijit.Menu\" style=\"display: none;\">";
 877                 print "<div onclick=\"dijit.byId('filterEditDlg').selectRules(true)\"
 878                         dojoType=\"dijit.MenuItem\">".__('All')."</div>";
 879                 print "<div onclick=\"dijit.byId('filterEditDlg').selectRules(false)\"
 880                         dojoType=\"dijit.MenuItem\">".__('None')."</div>";
 881                 print "</div></div>";
 882
 883                 print "<button dojoType=\"dijit.form.Button\" onclick=\"return dijit.byId('filterEditDlg').addRule()\">".
 884                         __('Add')."</button> ";
 885
 886                 print "<button dojoType=\"dijit.form.Button\" onclick=\"return dijit.byId('filterEditDlg').deleteRule()\">".
 887                         __('Delete')."</button> ";
 888
 889                 print "</div>";
 890
 891                 print "<ul id='filterDlg_Matches'>";
 892 #               print "<li>No rules</li>";
 893                 print "</ul>";
 894
 895                 print "</div>";
 896
 897                 print "<div class=\"dlgSec\">".__("Apply actions")."</div>";
 898
 899                 print "<div dojoType=\"dijit.Toolbar\">";
 900
 901                 print "<div dojoType=\"dijit.form.DropDownButton\">".
 902                                 "<span>" . __('Select')."</span>";
 903                 print "<div dojoType=\"dijit.Menu\" style=\"display: none;\">";
 904                 print "<div onclick=\"dijit.byId('filterEditDlg').selectActions(true)\"
 905                         dojoType=\"dijit.MenuItem\">".__('All')."</div>";
 906                 print "<div onclick=\"dijit.byId('filterEditDlg').selectActions(false)\"
 907                         dojoType=\"dijit.MenuItem\">".__('None')."</div>";
 908                 print "</div></div>";
 909
 910                 print "<button dojoType=\"dijit.form.Button\" onclick=\"return dijit.byId('filterEditDlg').addAction()\">".
 911                         __('Add')."</button> ";
 912
 913                 print "<button dojoType=\"dijit.form.Button\" onclick=\"return dijit.byId('filterEditDlg').deleteAction()\">".
 914                         __('Delete')."</button> ";
 915
 916                 print "</div>";
 917
 918                 print "<ul id='filterDlg_Actions'>";
 919 #               print "<li>No actions</li>";
 920                 print "</ul>";
 921
 922 /*              print "<div class=\"dlgSec\">".__("Options")."</div>";
 923                 print "<div class=\"dlgSecCont\">"; */
 924
 925                 print "<input dojoType=\"dijit.form.CheckBox\" type=\"checkbox\" name=\"enabled\" id=\"enabled\" checked=\"1\">
 926                                 <label for=\"enabled\">".__('Enabled')."</label>";
 927
 928                 print "<br/><input dojoType=\"dijit.form.CheckBox\" type=\"checkbox\" name=\"match_any_rule\" id=\"match_any_rule\">
 929                                 <label for=\"match_any_rule\">".__('Match any rule')."</label>";
 930
 931                 print "<br/><input dojoType=\"dijit.form.CheckBox\" type=\"checkbox\" name=\"inverse\" id=\"inverse\">
 932                                 <label for=\"inverse\">".__('Inverse matching')."</label>";
 933
 934 //              print "</div>";
 935
 936                 print "<div class=\"dlgButtons\">";
 937
 938                 print "<button dojoType=\"dijit.form.Button\" onclick=\"return dijit.byId('filterEditDlg').test()\">".
 939                         __('Test')."</button> ";
 940
 941                 print "<button dojoType=\"dijit.form.Button\" onclick=\"return dijit.byId('filterEditDlg').execute()\">".
 942                         __('Create')."</button> ";
 943
 944                 print "<button dojoType=\"dijit.form.Button\" onclick=\"return dijit.byId('filterEditDlg').hide()\">".
 945                         __('Cancel')."</button>";
 946
 947                 print "</div>";
 948
 949         }
 950
 951         function newrule() {
 952                 $rule = json_decode(clean($_REQUEST["rule"]), true);
 953
 954                 if ($rule) {
 955                         $reg_exp = htmlspecialchars($rule["reg_exp"]);
 956                         $filter_type = $rule["filter_type"];
 957                         $feed_id = $rule["feed_id"];
 958                         $inverse_checked = isset($rule["inverse"]) ? "checked" : "";
 959                 } else {
 960                         $reg_exp = "";
 961                         $filter_type = 1;
 962                         $feed_id = ["0"];
 963                         $inverse_checked = "";
 964                 }
 965
 966                 print "<form name='filter_new_rule_form' id='filter_new_rule_form' onsubmit='return false;'>";
 967
 968                 $res = $this->pdo->query("SELECT id,description
 969                         FROM ttrss_filter_types WHERE id != 5 ORDER BY description");
 970
 971                 $filter_types = array();
 972
 973                 while ($line = $res->fetch()) {
 974                         $filter_types[$line["id"]] = __($line["description"]);
 975                 }
 976
 977                 print "<div class=\"dlgSec\">".__("Match")."</div>";
 978
 979                 print "<div class=\"dlgSecCont\">";
 980
 981                 print "<input dojoType=\"dijit.form.ValidationTextBox\"
 982                          required=\"true\" id=\"filterDlg_regExp\"
 983                          placeholder=\"match|keywords\"
 984                          style=\"font-size : 16px; width : 20em;\"
 985                          name=\"reg_exp\" value=\"$reg_exp\"/>";
 986
 987                 print "<div dojoType=\"dijit.Tooltip\" connectId=\"filterDlg_regExp\" position=\"below\">
 988                         ".__("Regular expression, without outer delimiters (i.e. slashes)")."
 989                 </div>";
 990
 991                 print "<hr/>";
 992                 print "<input id=\"filterDlg_inverse\" dojoType=\"dijit.form.CheckBox\"
 993                          name=\"inverse\" $inverse_checked/>";
 994                 print "<label for=\"filterDlg_inverse\">".__("Inverse regular expression matching")."</label>";
 995
 996                 print "<hr/>" .  __("on field") . " ";
 997                 print_select_hash("filter_type", $filter_type, $filter_types,
 998                         'dojoType="dijit.form.Select"');
 999
1000                 print "<hr/>";
1001
1002                 print __("in") . " ";
1003
1004                 print "<span id='filterDlg_feeds'>";
1005                 print_feed_multi_select("feed_id",
1006                         $feed_id,
1007                         'dojoType="dijit.form.MultiSelect"');
1008                 print "</span>";
1009
1010                 print "</div>";
1011
1012                 print "<div class=\"dlgButtons\">";
1013
1014                 print "<div style=\"float : left\">
1015                         <a class=\"visibleLink\" target=\"_blank\" href=\"http://tt-rss.org/wiki/ContentFilters\">".__("Wiki: Filters")."</a>
1016                 </div>";
1017
1018
1019                 print "<button dojoType=\"dijit.form.Button\" class=\"btn-primary \" type=\"submit\" onclick=\"return dijit.byId('filterNewRuleDlg').execute()\">".
1020                         ($rule ? __("Save rule") : __('Add rule'))."</button> ";
1021
1022                 print "<button dojoType=\"dijit.form.Button\" onclick=\"return dijit.byId('filterNewRuleDlg').hide()\">".
1023                         __('Cancel')."</button>";
1024
1025                 print "</div>";
1026
1027                 print "</form>";
1028         }
1029
1030         function newaction() {
1031                 $action = json_decode(clean($_REQUEST["action"]), true);
1032
1033                 if ($action) {
1034                         $action_param = $action["action_param"];
1035                         $action_id = (int)$action["action_id"];
1036                 } else {
1037                         $action_param = "";
1038                         $action_id = 0;
1039                 }
1040
1041                 print "<form name='filter_new_action_form' id='filter_new_action_form' onsubmit='return false;'>";
1042
1043                 print "<div class=\"dlgSec\">".__("Perform Action")."</div>";
1044
1045                 print "<div class=\"dlgSecCont\">";
1046
1047                 print "<select name=\"action_id\" dojoType=\"dijit.form.Select\"
1048                         onchange=\"filterDlgCheckAction(this)\">";
1049
1050                 $res = $this->pdo->query("SELECT id,description FROM ttrss_filter_actions
1051                         ORDER BY name");
1052
1053                 while ($line = $res->fetch()) {
1054                         $is_selected = ($line["id"] == $action_id) ? "selected='1'" : "";
1055                         printf("<option $is_selected value='%d'>%s</option>", $line["id"], __($line["description"]));
1056                 }
1057
1058                 print "</select>";
1059
1060                 $param_box_hidden = ($action_id == 7 || $action_id == 4 || $action_id == 6 || $action_id == 9) ?
1061                         "" : "display : none";
1062
1063                 $param_hidden = ($action_id == 4 || $action_id == 6) ?
1064                         "" : "display : none";
1065
1066                 $label_param_hidden = ($action_id == 7) ?       "" : "display : none";
1067                 $plugin_param_hidden = ($action_id == 9) ?      "" : "display : none";
1068
1069                 print "<span id=\"filterDlg_paramBox\" style=\"$param_box_hidden\">";
1070                 print " ";
1071                 //print " " . __("with parameters:") . " ";
1072                 print "<input dojoType=\"dijit.form.TextBox\"
1073                         id=\"filterDlg_actionParam\" style=\"$param_hidden\"
1074                         name=\"action_param\" value=\"$action_param\">";
1075
1076                 print_label_select("action_param_label", $action_param,
1077                         "id=\"filterDlg_actionParamLabel\" style=\"$label_param_hidden\"
1078                         dojoType=\"dijit.form.Select\"");
1079
1080                 $filter_actions = PluginHost::getInstance()->get_filter_actions();
1081                 $filter_action_hash = array();
1082
1083                 foreach ($filter_actions as $fclass => $factions) {
1084                         foreach ($factions as $faction) {
1085
1086                                 $filter_action_hash[$fclass . ":" . $faction["action"]] =
1087                                         $fclass . ": " . $faction["description"];
1088                         }
1089                 }
1090
1091                 if (count($filter_action_hash) == 0) {
1092                         $filter_plugin_disabled = "disabled";
1093
1094                         $filter_action_hash["no-data"] = __("No actions available");
1095
1096                 } else {
1097                         $filter_plugin_disabled = "";
1098                 }
1099
1100                 print_select_hash("filterDlg_actionParamPlugin", $action_param, $filter_action_hash,
1101                         "style=\"$plugin_param_hidden\" dojoType=\"dijit.form.Select\" $filter_plugin_disabled",
1102                         "action_param_plugin");
1103
1104                 print "</span>";
1105
1106                 print "&nbsp;"; // tiny layout hack
1107
1108                 print "</div>";
1109
1110                 print "<div class=\"dlgButtons\">";
1111
1112                 print "<button dojoType=\"dijit.form.Button\" class=\"btn-primary\" type=\"submit\" onclick=\"return dijit.byId('filterNewActionDlg').execute()\">".
1113                         ($action ? __("Save action") : __('Add action'))."</button> ";
1114
1115                 print "<button dojoType=\"dijit.form.Button\" onclick=\"return dijit.byId('filterNewActionDlg').hide()\">".
1116                         __('Cancel')."</button>";
1117
1118                 print "</div>";
1119
1120                 print "</form>";
1121         }
1122
1123         private function getFilterName($id) {
1124
1125                 $sth = $this->pdo->prepare(
1126                         "SELECT title,match_any_rule,COUNT(DISTINCT r.id) AS num_rules,COUNT(DISTINCT a.id) AS num_actions
1127                                 FROM ttrss_filters2 AS f LEFT JOIN ttrss_filters2_rules AS r
1128                                         ON (r.filter_id = f.id)
1129                                                 LEFT JOIN ttrss_filters2_actions AS a
1130                                                         ON (a.filter_id = f.id) WHERE f.id = ? GROUP BY f.title, f.match_any_rule");
1131                 $sth->execute([$id]);
1132
1133                 if ($row = $sth->fetch()) {
1134
1135                         $title = $row["title"];
1136                         $num_rules = $row["num_rules"];
1137                         $num_actions = $row["num_actions"];
1138                         $match_any_rule = $row["match_any_rule"];
1139
1140                         if (!$title) $title = __("[No caption]");
1141
1142                         $title = sprintf(_ngettext("%s (%d rule)", "%s (%d rules)", (int) $num_rules), $title, $num_rules);
1143
1144                         $sth = $this->pdo->prepare("SELECT * FROM ttrss_filters2_actions
1145                                 WHERE filter_id = ? ORDER BY id LIMIT 1");
1146                         $sth->execute([$id]);
1147
1148                         $actions = "";
1149
1150                         if ($line = $sth->fetch()) {
1151                                 $actions = $this->getActionName($line);
1152
1153                                 $num_actions -= 1;
1154                         }
1155
1156                         if ($match_any_rule) $title .= " (" . __("matches any rule") . ")";
1157
1158                         if ($num_actions > 0)
1159                                 $actions = sprintf(_ngettext("%s (+%d action)", "%s (+%d actions)", (int) $num_actions), $actions, $num_actions);
1160
1161                         return [$title, $actions];
1162                 }
1163
1164                 return [];
1165         }
1166
1167         function join() {
1168                 $ids = explode(",", clean($_REQUEST["ids"]));
1169
1170                 if (count($ids) > 1) {
1171                         $base_id = array_shift($ids);
1172                         $ids_qmarks = arr_qmarks($ids);
1173
1174                         $this->pdo->beginTransaction();
1175
1176                         $sth = $this->pdo->prepare("UPDATE ttrss_filters2_rules
1177                                 SET filter_id = ? WHERE filter_id IN ($ids_qmarks)");
1178                         $sth->execute(array_merge([$base_id], $ids));
1179
1180                         $sth = $this->pdo->prepare("UPDATE ttrss_filters2_actions
1181                                 SET filter_id = ? WHERE filter_id IN ($ids_qmarks)");
1182                         $sth->execute(array_merge([$base_id], $ids));
1183
1184                         $sth = $this->pdo->prepare("DELETE FROM ttrss_filters2 WHERE id IN ($ids_qmarks)");
1185                         $sth->execute($ids);
1186
1187                         $sth = $this->pdo->prepare("UPDATE ttrss_filters2 SET match_any_rule = true WHERE id = ?");
1188                         $sth->execute([$base_id]);
1189
1190                         $this->pdo->commit();
1191
1192                         $this->optimizeFilter($base_id);
1193
1194                 }
1195         }
1196
1197         private function optimizeFilter($id) {
1198
1199                 $this->pdo->beginTransaction();
1200
1201                 $sth = $this->pdo->prepare("SELECT * FROM ttrss_filters2_actions
1202                         WHERE filter_id = ?");
1203                 $sth->execute([$id]);
1204
1205                 $tmp = array();
1206                 $dupe_ids = array();
1207
1208                 while ($line = $sth->fetch()) {
1209                         $id = $line["id"];
1210                         unset($line["id"]);
1211
1212                         if (array_search($line, $tmp) === false) {
1213                                 array_push($tmp, $line);
1214                         } else {
1215                                 array_push($dupe_ids, $id);
1216                         }
1217                 }
1218
1219                 if (count($dupe_ids) > 0) {
1220                         $ids_str = join(",", $dupe_ids);
1221
1222                         $this->pdo->query("DELETE FROM ttrss_filters2_actions WHERE id IN ($ids_str)");
1223                 }
1224
1225                 $sth = $this->pdo->prepare("SELECT * FROM ttrss_filters2_rules
1226                         WHERE filter_id = ?");
1227                 $sth->execute([$id]);
1228
1229                 $tmp = array();
1230                 $dupe_ids = array();
1231
1232                 while ($line = $sth->fetch()) {
1233                         $id = $line["id"];
1234                         unset($line["id"]);
1235
1236                         if (array_search($line, $tmp) === false) {
1237                                 array_push($tmp, $line);
1238                         } else {
1239                                 array_push($dupe_ids, $id);
1240                         }
1241                 }
1242
1243                 if (count($dupe_ids) > 0) {
1244                         $ids_str = join(",", $dupe_ids);
1245
1246                         $this->pdo->query("DELETE FROM ttrss_filters2_rules WHERE id IN ($ids_str)");
1247                 }
1248
1249                 $this->pdo->commit();
1250         }
1251 }