217 lines
6.4 KiB
PHP
217 lines
6.4 KiB
PHP
<?php
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class Digest
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{
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/**
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* Send by mail a digest of last articles.
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*
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* @param mixed $link The database connection.
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* @param integer $limit The maximum number of articles by digest.
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* @return boolean Return false if digests are not enabled.
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*/
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static function send_headlines_digests() {
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$user_limit = 15; // amount of users to process (e.g. emails to send out)
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$limit = 1000; // maximum amount of headlines to include
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Debug::log("Sending digests, batch of max $user_limit users, headline limit = $limit");
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if (DB_TYPE == "pgsql") {
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$interval_qpart = "last_digest_sent < NOW() - INTERVAL '1 days'";
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} else if (DB_TYPE == "mysql") {
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$interval_qpart = "last_digest_sent < DATE_SUB(NOW(), INTERVAL 1 DAY)";
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}
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$pdo = Db::pdo();
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$res = $pdo->query("SELECT id,email FROM ttrss_users
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WHERE email != '' AND (last_digest_sent IS NULL OR $interval_qpart)");
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while ($line = $res->fetch()) {
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if (@get_pref('DIGEST_ENABLE', $line['id'], false)) {
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$preferred_ts = strtotime(get_pref('DIGEST_PREFERRED_TIME', $line['id'], '00:00'));
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// try to send digests within 2 hours of preferred time
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if ($preferred_ts && time() >= $preferred_ts &&
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time() - $preferred_ts <= 7200
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) {
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Debug::log("Sending digest for UID:" . $line['id'] . " - " . $line["email"]);
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$do_catchup = get_pref('DIGEST_CATCHUP', $line['id'], false);
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global $tz_offset;
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// reset tz_offset global to prevent tz cache clash between users
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$tz_offset = -1;
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$tuple = Digest::prepare_headlines_digest($line["id"], 1, $limit);
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$digest = $tuple[0];
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$headlines_count = $tuple[1];
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$affected_ids = $tuple[2];
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$digest_text = $tuple[3];
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if ($headlines_count > 0) {
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$mailer = new Mailer();
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//$rc = $mail->quickMail($line["email"], $line["login"], DIGEST_SUBJECT, $digest, $digest_text);
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$rc = $mailer->mail(["to_name" => $line["login"],
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"to_address" => $line["email"],
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"subject" => DIGEST_SUBJECT,
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"message" => $digest_text,
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"message_html" => $digest]);
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//if (!$rc && $debug) Debug::log("ERROR: " . $mailer->lastError());
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Debug::log("RC=$rc");
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if ($rc && $do_catchup) {
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Debug::log("Marking affected articles as read...");
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Article::catchupArticlesById($affected_ids, 0, $line["id"]);
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}
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} else {
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Debug::log("No headlines");
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}
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$sth = $pdo->prepare("UPDATE ttrss_users SET last_digest_sent = NOW()
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WHERE id = ?");
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$sth->execute([$line["id"]]);
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}
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}
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}
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Debug::log("All done.");
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}
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static function prepare_headlines_digest($user_id, $days = 1, $limit = 1000) {
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require_once "lib/MiniTemplator.class.php";
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$tpl = new MiniTemplator;
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$tpl_t = new MiniTemplator;
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$tpl->readTemplateFromFile("templates/digest_template_html.txt");
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$tpl_t->readTemplateFromFile("templates/digest_template.txt");
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$user_tz_string = get_pref('USER_TIMEZONE', $user_id);
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$local_ts = convert_timestamp(time(), 'UTC', $user_tz_string);
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$tpl->setVariable('CUR_DATE', date('Y/m/d', $local_ts));
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$tpl->setVariable('CUR_TIME', date('G:i', $local_ts));
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$tpl_t->setVariable('CUR_DATE', date('Y/m/d', $local_ts));
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$tpl_t->setVariable('CUR_TIME', date('G:i', $local_ts));
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$affected_ids = array();
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$days = (int) $days;
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if (DB_TYPE == "pgsql") {
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$interval_qpart = "ttrss_entries.date_updated > NOW() - INTERVAL '$days days'";
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} else if (DB_TYPE == "mysql") {
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$interval_qpart = "ttrss_entries.date_updated > DATE_SUB(NOW(), INTERVAL $days DAY)";
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}
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$pdo = Db::pdo();
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$sth = $pdo->prepare("SELECT ttrss_entries.title,
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ttrss_feeds.title AS feed_title,
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COALESCE(ttrss_feed_categories.title, '" . __('Uncategorized') . "') AS cat_title,
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date_updated,
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ttrss_user_entries.ref_id,
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link,
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score,
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content,
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" . SUBSTRING_FOR_DATE . "(last_updated,1,19) AS last_updated
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FROM
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ttrss_user_entries,ttrss_entries,ttrss_feeds
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LEFT JOIN
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ttrss_feed_categories ON (cat_id = ttrss_feed_categories.id)
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WHERE
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ref_id = ttrss_entries.id AND feed_id = ttrss_feeds.id
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AND include_in_digest = true
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AND $interval_qpart
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AND ttrss_user_entries.owner_uid = :user_id
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AND unread = true
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AND score >= 0
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ORDER BY ttrss_feed_categories.title, ttrss_feeds.title, score DESC, date_updated DESC
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LIMIT :limit");
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$sth->bindParam(':user_id', intval($user_id, 10), PDO::PARAM_INT);
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$sth->bindParam(':limit', intval($limit, 10), PDO::PARAM_INT);
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$sth->execute();
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$headlines_count = 0;
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$headlines = array();
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while ($line = $sth->fetch()) {
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array_push($headlines, $line);
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$headlines_count++;
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}
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for ($i = 0; $i < sizeof($headlines); $i++) {
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$line = $headlines[$i];
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array_push($affected_ids, $line["ref_id"]);
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$updated = make_local_datetime($line['last_updated'], false,
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$user_id);
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if (get_pref('ENABLE_FEED_CATS', $user_id)) {
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$line['feed_title'] = $line['cat_title'] . " / " . $line['feed_title'];
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}
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$article_labels = Article::get_article_labels($line["ref_id"], $user_id);
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$article_labels_formatted = "";
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if (is_array($article_labels) && count($article_labels) > 0) {
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$article_labels_formatted = implode(", ", array_map(function($a) {
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return $a[1];
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}, $article_labels));
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}
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$tpl->setVariable('FEED_TITLE', $line["feed_title"]);
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$tpl->setVariable('ARTICLE_TITLE', $line["title"]);
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$tpl->setVariable('ARTICLE_LINK', $line["link"]);
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$tpl->setVariable('ARTICLE_UPDATED', $updated);
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$tpl->setVariable('ARTICLE_EXCERPT',
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truncate_string(strip_tags($line["content"]), 300));
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// $tpl->setVariable('ARTICLE_CONTENT',
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// strip_tags($article_content));
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$tpl->setVariable('ARTICLE_LABELS', $article_labels_formatted, true);
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$tpl->addBlock('article');
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$tpl_t->setVariable('FEED_TITLE', $line["feed_title"]);
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$tpl_t->setVariable('ARTICLE_TITLE', $line["title"]);
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$tpl_t->setVariable('ARTICLE_LINK', $line["link"]);
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$tpl_t->setVariable('ARTICLE_UPDATED', $updated);
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$tpl_t->setVariable('ARTICLE_LABELS', $article_labels_formatted, true);
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$tpl_t->setVariable('ARTICLE_EXCERPT',
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truncate_string(strip_tags($line["excerpt"]), 300), true);
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$tpl_t->addBlock('article');
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if ($headlines[$i]['feed_title'] != $headlines[$i + 1]['feed_title']) {
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$tpl->addBlock('feed');
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$tpl_t->addBlock('feed');
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}
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}
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$tpl->addBlock('digest');
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$tpl->generateOutputToString($tmp);
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$tpl_t->addBlock('digest');
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$tpl_t->generateOutputToString($tmp_t);
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return array($tmp, $headlines_count, $affected_ids, $tmp_t);
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}
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}
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