216 lines
6.4 KiB
PHP
216 lines
6.4 KiB
PHP
<?php
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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 $limit The maximum number of articles by digest.
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* @return boolean Return false if digests are not enabled.
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*/
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function send_headlines_digests($link, $debug = false) {
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require_once 'lib/phpmailer/class.phpmailer.php';
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$user_limit = 15; // amount of users to process (e.g. emails to send out)
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$limit = 1000; // maximum amount of headlines to include
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if ($debug) _debug("Sending digests, batch of max $user_limit users, headline limit = $limit");
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if (DB_TYPE == "pgsql") {
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$interval_query = "last_digest_sent < NOW() - INTERVAL '1 days'";
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} else if (DB_TYPE == "mysql") {
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$interval_query = "last_digest_sent < DATE_SUB(NOW(), INTERVAL 1 DAY)";
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}
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$result = db_query($link, "SELECT id,email FROM ttrss_users
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WHERE email != '' AND (last_digest_sent IS NULL OR $interval_query)");
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while ($line = db_fetch_assoc($result)) {
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if (get_pref($link, 'DIGEST_ENABLE', $line['id'], false)) {
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$preferred_ts = strtotime(get_pref($link, '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() - $preferred_ts <= 7200) {
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if ($debug) print "Sending digest for UID:" . $line['id'] . " - " . $line["email"] . " ... ";
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$do_catchup = get_pref($link, '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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$tuple = prepare_headlines_digest($link, $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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$mail = new PHPMailer();
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$mail->PluginDir = "lib/phpmailer/";
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$mail->SetLanguage("en", "lib/phpmailer/language/");
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$mail->CharSet = "UTF-8";
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$mail->From = SMTP_FROM_ADDRESS;
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$mail->FromName = SMTP_FROM_NAME;
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$mail->AddAddress($line["email"], $line["login"]);
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if (SMTP_HOST) {
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$mail->Host = SMTP_HOST;
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$mail->Mailer = "smtp";
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$mail->SMTPAuth = SMTP_LOGIN != '';
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$mail->Username = SMTP_LOGIN;
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$mail->Password = SMTP_PASSWORD;
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}
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$mail->IsHTML(true);
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$mail->Subject = DIGEST_SUBJECT;
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$mail->Body = $digest;
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$mail->AltBody = $digest_text;
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$rc = $mail->Send();
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if (!$rc && $debug) print "ERROR: " . $mail->ErrorInfo;
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if ($debug) print "RC=$rc\n";
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if ($rc && $do_catchup) {
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if ($debug) print "Marking affected articles as read...\n";
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catchupArticlesById($link, $affected_ids, 0, $line["id"]);
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}
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} else {
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if ($debug) print "No headlines\n";
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}
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db_query($link, "UPDATE ttrss_users SET last_digest_sent = NOW()
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WHERE id = " . $line["id"]);
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}
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}
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}
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if ($debug) _debug("All done.");
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}
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function prepare_headlines_digest($link, $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($link, '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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if (DB_TYPE == "pgsql") {
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$interval_query = "ttrss_entries.date_updated > NOW() - INTERVAL '$days days'";
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} else if (DB_TYPE == "mysql") {
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$interval_query = "ttrss_entries.date_updated > DATE_SUB(NOW(), INTERVAL $days DAY)";
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}
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$result = db_query($link, "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_query
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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 $limit");
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$cur_feed_title = "";
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$headlines_count = db_num_rows($result);
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$headlines = array();
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while ($line = db_fetch_assoc($result)) {
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array_push($headlines, $line);
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}
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for ($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($link, $line['last_updated'], false,
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$user_id);
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/* if ($line["score"] != 0) {
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if ($line["score"] > 0) $line["score"] = '+' . $line["score"];
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$line["title"] .= " (".$line['score'].")";
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} */
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if (get_pref($link, 'ENABLE_FEED_CATS', $user_id)) {
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$line['feed_title'] = $line['cat_title'] . " / " . $line['feed_title'];
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}
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$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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$tpl->addBlock('article');
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$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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// $tpl_t->setVariable('ARTICLE_EXCERPT',
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// truncate_string(strip_tags($line["excerpt"]), 100));
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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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