<?php class Article extends Handler_Protected { const ARTICLE_KIND_ALBUM = 1; const ARTICLE_KIND_VIDEO = 2; const ARTICLE_KIND_YOUTUBE = 3; function redirect() { $article = ORM::for_table('ttrss_entries') ->table_alias('e') ->join('ttrss_user_entries', [ 'ref_id', '=', 'e.id'], 'ue') ->where('ue.owner_uid', $_SESSION['uid']) ->find_one((int)$_REQUEST['id']); if ($article) { $article_url = UrlHelper::validate($article->link); if ($article_url) { header("Location: $article_url"); return; } } header($_SERVER["SERVER_PROTOCOL"]." 404 Not Found"); print "Article not found or has an empty URL."; } static function _create_published_article($title, $url, $content, $labels_str, $owner_uid) { $guid = 'SHA1:' . sha1("ttshared:" . $url . $owner_uid); // include owner_uid to prevent global GUID clash if (!$content) { $pluginhost = new PluginHost(); $pluginhost->load_all(PluginHost::KIND_ALL, $owner_uid); //$pluginhost->load_data(); $pluginhost->run_hooks_callback(PluginHost::HOOK_GET_FULL_TEXT, function ($result) use (&$content) { if ($result) { $content = $result; return true; } }, $url); } $content_hash = sha1($content); if ($labels_str != "") { $labels = explode(",", $labels_str); } else { $labels = array(); } $rc = false; if (!$title) $title = $url; if (!$title && !$url) return false; if (filter_var($url, FILTER_VALIDATE_URL) === false) return false; $pdo = Db::pdo(); $pdo->beginTransaction(); // only check for our user data here, others might have shared this with different content etc $sth = $pdo->prepare("SELECT id FROM ttrss_entries, ttrss_user_entries WHERE guid = ? AND ref_id = id AND owner_uid = ? LIMIT 1"); $sth->execute([$guid, $owner_uid]); if ($row = $sth->fetch()) { $ref_id = $row['id']; $sth = $pdo->prepare("SELECT int_id FROM ttrss_user_entries WHERE ref_id = ? AND owner_uid = ? LIMIT 1"); $sth->execute([$ref_id, $owner_uid]); if ($row = $sth->fetch()) { $int_id = $row['int_id']; $sth = $pdo->prepare("UPDATE ttrss_entries SET content = ?, content_hash = ? WHERE id = ?"); $sth->execute([$content, $content_hash, $ref_id]); if (Config::get(Config::DB_TYPE) == "pgsql") { $sth = $pdo->prepare("UPDATE ttrss_entries SET tsvector_combined = to_tsvector( :ts_content) WHERE id = :id"); $params = [ ":ts_content" => mb_substr(strip_tags($content ), 0, 900000), ":id" => $ref_id]; $sth->execute($params); } $sth = $pdo->prepare("UPDATE ttrss_user_entries SET published = true, last_published = NOW() WHERE int_id = ? AND owner_uid = ?"); $sth->execute([$int_id, $owner_uid]); } else { $sth = $pdo->prepare("INSERT INTO ttrss_user_entries (ref_id, uuid, feed_id, orig_feed_id, owner_uid, published, tag_cache, label_cache, last_read, note, unread, last_published) VALUES (?, '', NULL, NULL, ?, true, '', '', NOW(), '', false, NOW())"); $sth->execute([$ref_id, $owner_uid]); } if (count($labels) != 0) { foreach ($labels as $label) { Labels::add_article($ref_id, trim($label), $owner_uid); } } $rc = true; } else { $sth = $pdo->prepare("INSERT INTO ttrss_entries (title, guid, link, updated, content, content_hash, date_entered, date_updated) VALUES (?, ?, ?, NOW(), ?, ?, NOW(), NOW())"); $sth->execute([$title, $guid, $url, $content, $content_hash]); $sth = $pdo->prepare("SELECT id FROM ttrss_entries WHERE guid = ?"); $sth->execute([$guid]); if ($row = $sth->fetch()) { $ref_id = $row["id"]; if (Config::get(Config::DB_TYPE) == "pgsql"){ $sth = $pdo->prepare("UPDATE ttrss_entries SET tsvector_combined = to_tsvector( :ts_content) WHERE id = :id"); $params = [ ":ts_content" => mb_substr(strip_tags($content ), 0, 900000), ":id" => $ref_id]; $sth->execute($params); } $sth = $pdo->prepare("INSERT INTO ttrss_user_entries (ref_id, uuid, feed_id, orig_feed_id, owner_uid, published, tag_cache, label_cache, last_read, note, unread, last_published) VALUES (?, '', NULL, NULL, ?, true, '', '', NOW(), '', false, NOW())"); $sth->execute([$ref_id, $owner_uid]); if (count($labels) != 0) { foreach ($labels as $label) { Labels::add_article($ref_id, trim($label), $owner_uid); } } $rc = true; } } $pdo->commit(); return $rc; } function printArticleTags() { $id = (int) clean($_REQUEST['id'] ?? 0); print json_encode(["id" => $id, "tags" => self::_get_tags($id)]); } function setScore() { $ids = array_map("intval", clean($_REQUEST['ids'] ?? [])); $score = (int)clean($_REQUEST['score']); $ids_qmarks = arr_qmarks($ids); $sth = $this->pdo->prepare("UPDATE ttrss_user_entries SET score = ? WHERE ref_id IN ($ids_qmarks) AND owner_uid = ?"); $sth->execute(array_merge([$score], $ids, [$_SESSION['uid']])); print json_encode(["id" => $ids, "score" => $score]); } function setArticleTags() { $id = clean($_REQUEST["id"]); //$tags_str = clean($_REQUEST["tags_str"]); //$tags = array_unique(array_map('trim', explode(",", $tags_str))); $tags = FeedItem_Common::normalize_categories(explode(",", clean($_REQUEST["tags_str"]))); $this->pdo->beginTransaction(); $sth = $this->pdo->prepare("SELECT int_id FROM ttrss_user_entries WHERE ref_id = ? AND owner_uid = ? LIMIT 1"); $sth->execute([$id, $_SESSION['uid']]); if ($row = $sth->fetch()) { $tags_to_cache = array(); $int_id = $row['int_id']; $dsth = $this->pdo->prepare("DELETE FROM ttrss_tags WHERE post_int_id = ? AND owner_uid = ?"); $dsth->execute([$int_id, $_SESSION['uid']]); $csth = $this->pdo->prepare("SELECT post_int_id FROM ttrss_tags WHERE post_int_id = ? AND owner_uid = ? AND tag_name = ?"); $usth = $this->pdo->prepare("INSERT INTO ttrss_tags (post_int_id, owner_uid, tag_name) VALUES (?, ?, ?)"); foreach ($tags as $tag) { $csth->execute([$int_id, $_SESSION['uid'], $tag]); if (!$csth->fetch()) { $usth->execute([$int_id, $_SESSION['uid'], $tag]); } array_push($tags_to_cache, $tag); } /* update tag cache */ $tags_str = join(",", $tags_to_cache); $sth = $this->pdo->prepare("UPDATE ttrss_user_entries SET tag_cache = ? WHERE ref_id = ? AND owner_uid = ?"); $sth->execute([$tags_str, $id, $_SESSION['uid']]); } $this->pdo->commit(); // get latest tags from the database, original $tags is sometimes JSON-encoded as a hash ({}) - ??? print json_encode(["id" => (int)$id, "tags" => $this->_get_tags($id)]); } /*function completeTags() { $search = clean($_REQUEST["search"]); $sth = $this->pdo->prepare("SELECT DISTINCT tag_name FROM ttrss_tags WHERE owner_uid = ? AND tag_name LIKE ? ORDER BY tag_name LIMIT 10"); $sth->execute([$_SESSION['uid'], "$search%"]); print "<ul>"; while ($line = $sth->fetch()) { print "<li>" . $line["tag_name"] . "</li>"; } print "</ul>"; }*/ function assigntolabel() { return $this->_label_ops(true); } function removefromlabel() { return $this->_label_ops(false); } private function _label_ops($assign) { $reply = array(); $ids = explode(",", clean($_REQUEST["ids"])); $label_id = clean($_REQUEST["lid"]); $label = Labels::find_caption($label_id, $_SESSION["uid"]); $reply["labels-for"] = []; if ($label) { foreach ($ids as $id) { if ($assign) Labels::add_article($id, $label, $_SESSION["uid"]); else Labels::remove_article($id, $label, $_SESSION["uid"]); array_push($reply["labels-for"], ["id" => (int)$id, "labels" => $this->_get_labels($id)]); } } $reply["message"] = "UPDATE_COUNTERS"; print json_encode($reply); } static function _format_enclosures($id, $always_display_enclosures, $article_content, $hide_images = false) { $enclosures = self::_get_enclosures($id); $enclosures_formatted = ""; /*foreach ($enclosures as &$enc) { array_push($enclosures, [ "type" => $enc["content_type"], "filename" => basename($enc["content_url"]), "url" => $enc["content_url"], "title" => $enc["title"], "width" => (int) $enc["width"], "height" => (int) $enc["height"] ]); }*/ PluginHost::getInstance()->chain_hooks_callback(PluginHost::HOOK_FORMAT_ENCLOSURES, function ($result) use (&$enclosures_formatted, &$enclosures) { if (is_array($result)) { $enclosures_formatted = $result[0]; $enclosures = $result[1]; } else { $enclosures_formatted = $result; } }, $enclosures_formatted, $enclosures, $id, $always_display_enclosures, $article_content, $hide_images); if (!empty($enclosures_formatted)) { return [ 'formatted' => $enclosures_formatted, 'entries' => [] ]; } $rv = [ 'formatted' => '', 'entries' => [] ]; $rv['can_inline'] = isset($_SESSION["uid"]) && empty($_SESSION["bw_limit"]) && !get_pref(Prefs::STRIP_IMAGES) && ($always_display_enclosures || !preg_match("/<img/i", $article_content)); $rv['inline_text_only'] = $hide_images && $rv['can_inline']; foreach ($enclosures as $enc) { // this is highly approximate $enc["filename"] = basename($enc["content_url"]); $rendered_enc = ""; PluginHost::getInstance()->chain_hooks_callback(PluginHost::HOOK_RENDER_ENCLOSURE, function ($result) use (&$rendered_enc) { $rendered_enc = $result; }, $enc, $id, $rv); if ($rendered_enc) { $rv['formatted'] .= $rendered_enc; } else { PluginHost::getInstance()->chain_hooks_callback(PluginHost::HOOK_ENCLOSURE_ENTRY, function ($result) use (&$enc) { $enc = $result; }, $enc, $id, $rv); array_push($rv['entries'], $enc); } } return $rv; } static function _get_tags($id, $owner_uid = 0, $tag_cache = false) { $a_id = $id; if (!$owner_uid) $owner_uid = $_SESSION["uid"]; $pdo = Db::pdo(); $sth = $pdo->prepare("SELECT DISTINCT tag_name, owner_uid as owner FROM ttrss_tags WHERE post_int_id = (SELECT int_id FROM ttrss_user_entries WHERE ref_id = ? AND owner_uid = ? LIMIT 1) ORDER BY tag_name"); $tags = array(); /* check cache first */ if ($tag_cache === false) { $csth = $pdo->prepare("SELECT tag_cache FROM ttrss_user_entries WHERE ref_id = ? AND owner_uid = ?"); $csth->execute([$id, $owner_uid]); if ($row = $csth->fetch()) $tag_cache = $row["tag_cache"]; } if ($tag_cache) { $tags = explode(",", $tag_cache); } else { /* do it the hard way */ $sth->execute([$a_id, $owner_uid]); while ($tmp_line = $sth->fetch()) { array_push($tags, $tmp_line["tag_name"]); } /* update the cache */ $tags_str = join(",", $tags); $sth = $pdo->prepare("UPDATE ttrss_user_entries SET tag_cache = ? WHERE ref_id = ? AND owner_uid = ?"); $sth->execute([$tags_str, $id, $owner_uid]); } return $tags; } function getmetadatabyid() { $article = ORM::for_table('ttrss_entries') ->join('ttrss_user_entries', ['ref_id', '=', 'id'], 'ue') ->where('ue.owner_uid', $_SESSION['uid']) ->find_one((int)$_REQUEST['id']); if ($article) { echo json_encode(["link" => $article->link, "title" => $article->title]); } else { echo json_encode([]); } } static function _get_enclosures($id) { $encs = ORM::for_table('ttrss_enclosures') ->where('post_id', $id) ->find_many(); $rv = []; $cache = new DiskCache("images"); foreach ($encs as $enc) { $cache_key = sha1($enc->content_url); if ($cache->exists($cache_key)) { $enc->content_url = $cache->get_url($cache_key); } array_push($rv, $enc->as_array()); } return $rv; } static function _purge_orphans() { // purge orphaned posts in main content table if (Config::get(Config::DB_TYPE) == "mysql") $limit_qpart = "LIMIT 5000"; else $limit_qpart = ""; $pdo = Db::pdo(); $res = $pdo->query("DELETE FROM ttrss_entries WHERE NOT EXISTS (SELECT ref_id FROM ttrss_user_entries WHERE ref_id = id) $limit_qpart"); if (Debug::enabled()) { $rows = $res->rowCount(); Debug::log("Purged $rows orphaned posts."); } } static function _catchup_by_id($ids, $cmode, $owner_uid = false) { if (!$owner_uid) $owner_uid = $_SESSION["uid"]; $pdo = Db::pdo(); $ids_qmarks = arr_qmarks($ids); if ($cmode == 1) { $sth = $pdo->prepare("UPDATE ttrss_user_entries SET unread = true WHERE ref_id IN ($ids_qmarks) AND owner_uid = ?"); } else if ($cmode == 2) { $sth = $pdo->prepare("UPDATE ttrss_user_entries SET unread = NOT unread,last_read = NOW() WHERE ref_id IN ($ids_qmarks) AND owner_uid = ?"); } else { $sth = $pdo->prepare("UPDATE ttrss_user_entries SET unread = false,last_read = NOW() WHERE ref_id IN ($ids_qmarks) AND owner_uid = ?"); } $sth->execute(array_merge($ids, [$owner_uid])); } static function _get_labels($id, $owner_uid = false) { $rv = array(); if (!$owner_uid) $owner_uid = $_SESSION["uid"]; $pdo = Db::pdo(); $sth = $pdo->prepare("SELECT label_cache FROM ttrss_user_entries WHERE ref_id = ? AND owner_uid = ?"); $sth->execute([$id, $owner_uid]); if ($row = $sth->fetch()) { $label_cache = $row["label_cache"]; if ($label_cache) { $tmp = json_decode($label_cache, true); if (empty($tmp) || ($tmp["no-labels"] ?? 0) == 1) return $rv; else return $tmp; } } $sth = $pdo->prepare("SELECT DISTINCT label_id,caption,fg_color,bg_color FROM ttrss_labels2, ttrss_user_labels2 WHERE id = label_id AND article_id = ? AND owner_uid = ? ORDER BY caption"); $sth->execute([$id, $owner_uid]); while ($line = $sth->fetch()) { $rk = array(Labels::label_to_feed_id($line["label_id"]), $line["caption"], $line["fg_color"], $line["bg_color"]); array_push($rv, $rk); } if (count($rv) > 0) Labels::update_cache($owner_uid, $id, $rv); else Labels::update_cache($owner_uid, $id, array("no-labels" => 1)); return $rv; } static function _get_image(array $enclosures, string $content, string $site_url, array $headline) { $article_image = ""; $article_stream = ""; $article_kind = 0; PluginHost::getInstance()->chain_hooks_callback(PluginHost::HOOK_ARTICLE_IMAGE, function ($result, $plugin) use (&$article_image, &$article_stream, &$content) { list ($article_image, $article_stream, $content) = $result; // run until first hard match return !empty($article_image); }, $enclosures, $content, $site_url, $headline); if (!$article_image && !$article_stream) { $tmpdoc = new DOMDocument(); if (@$tmpdoc->loadHTML('<?xml encoding="UTF-8">' . mb_substr($content, 0, 131070))) { $tmpxpath = new DOMXPath($tmpdoc); $elems = $tmpxpath->query('(//img[@src]|//video[@poster]|//iframe[contains(@src , "youtube.com/embed/")])'); foreach ($elems as $e) { if ($e->nodeName == "iframe") { $matches = []; if ($rrr = preg_match("/\/embed\/([\w-]+)/", $e->getAttribute("src"), $matches)) { $article_image = "https://img.youtube.com/vi/" . $matches[1] . "/hqdefault.jpg"; $article_stream = "https://youtu.be/" . $matches[1]; $article_kind = Article::ARTICLE_KIND_YOUTUBE; break; } } else if ($e->nodeName == "video") { $article_image = $e->getAttribute("poster"); $src = $tmpxpath->query("//source[@src]", $e)->item(0); if ($src) { $article_stream = $src->getAttribute("src"); $article_kind = Article::ARTICLE_KIND_VIDEO; } break; } else if ($e->nodeName == 'img') { if (mb_strpos($e->getAttribute("src"), "data:") !== 0) { $article_image = $e->getAttribute("src"); } break; } } } if (!$article_image) foreach ($enclosures as $enc) { if (strpos($enc["content_type"], "image/") !== false) { $article_image = $enc["content_url"]; break; } } if ($article_image) { $article_image = rewrite_relative_url($site_url, $article_image); if (!$article_kind && (count($enclosures) > 1 || (isset($elems) && $elems->length > 1))) $article_kind = Article::ARTICLE_KIND_ALBUM; } if ($article_stream) $article_stream = rewrite_relative_url($site_url, $article_stream); } $cache = new DiskCache("images"); if ($article_image && $cache->exists(sha1($article_image))) $article_image = $cache->get_url(sha1($article_image)); if ($article_stream && $cache->exists(sha1($article_stream))) $article_stream = $cache->get_url(sha1($article_stream)); return [$article_image, $article_stream, $article_kind]; } // only cached, returns label ids (not label feed ids) static function _labels_of(array $article_ids) { if (count($article_ids) == 0) return []; $entries = ORM::for_table('ttrss_entries') ->table_alias('e') ->join('ttrss_user_entries', ['ref_id', '=', 'id'], 'ue') ->where_in('id', $article_ids) ->find_many(); $rv = []; foreach ($entries as $entry) { $labels = json_decode($entry->label_cache); if (isset($labels) && is_array($labels)) { foreach ($labels as $label) { if (empty($label["no-labels"])) array_push($rv, Labels::feed_to_label_id($label[0])); } } } return array_unique($rv); } static function _feeds_of(array $article_ids) { if (count($article_ids) == 0) return []; $entries = ORM::for_table('ttrss_entries') ->table_alias('e') ->join('ttrss_user_entries', ['ref_id', '=', 'id'], 'ue') ->where_in('id', $article_ids) ->find_many(); $rv = []; foreach ($entries as $entry) { array_push($rv, $entry->feed_id); } return array_unique($rv); } }