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update_daemon: move loop out of main script

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This commit is contained in:
Andrew Dolgov
2008-01-23 19:31:11 +01:00
parent ffa7cbae80
commit fd631206d2
2 changed files with 193 additions and 118 deletions
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122
update_daemon.php
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@@ -11,6 +11,7 @@
define('MAGPIE_CACHE_DIR', '/var/tmp/magpie-ttrss-cache-daemon');
define('SIMPLEPIE_CACHE_DIR', '/var/tmp/simplepie-ttrss-cache-daemon');
define('DISABLE_SESSIONS', true);
define('PHP_EXECUTABLE', '/usr/bin/php');
require_once "version.php";
@@ -73,133 +74,18 @@
}
}
db_close($link);
$last_purge = 0;
while (true) {
if (!make_stampfile('update_daemon.stamp')) {
print "error: unable to create stampfile";
die;
}
if (time() - $last_purge > PURGE_INTERVAL) {
_debug("Purging old posts (random 30 feeds)...");
global_purge_old_posts($link, true, 30);
$last_purge = time();
}
// FIXME: get all scheduled updates w/forced refetch
// Stub, until I figure out if it is really needed.
# $result = db_query($link, "SELECT * FROM ttrss_scheduled_updates ORDER BY id");
# while ($line = db_fetch_assoc($result)) {
# print "Scheduled feed update: " . $line["feed_id"] . ", UID: " .
# $line["owner_uid"] . "\n";
# }
// Process all other feeds using last_updated and interval parameters
$random_qpart = sql_random_function();
/*
ttrss_entries.date_entered < NOW() - INTERVAL '$purge_interval days'");
}
$rows = pg_affected_rows($result);
} else {
$result = db_query($link, "DELETE FROM ttrss_user_entries
USING ttrss_user_entries, ttrss_entries
WHERE ttrss_entries.id = ref_id AND
marked = false AND
feed_id = '$feed_id' AND
ttrss_entries.date_entered < DATE_SUB(NOW(), INTERVAL $purge_interval DAY)"); */
if (DAEMON_UPDATE_LOGIN_LIMIT > 0) {
if (DB_TYPE == "pgsql") {
$login_thresh_qpart = "AND ttrss_users.last_login >= NOW() - INTERVAL '".DAEMON_UPDATE_LOGIN_LIMIT." days'";
} else {
$login_thresh_qpart = "AND ttrss_users.last_login >= DATE_SUB(NOW(), INTERVAL ".DAEMON_UPDATE_LOGIN_LIMIT." DAY)";
}
} else {
$login_thresh_qpart = "";
}
if (DB_TYPE == "pgsql") {
$update_limit_qpart = "AND ttrss_feeds.last_updated < NOW() - INTERVAL '".(DAEMON_SLEEP_INTERVAL*2)." seconds'";
} else {
$update_limit_qpart = "AND ttrss_feeds.last_updated < DATE_SUB(NOW(), INTERVAL ".(DAEMON_SLEEP_INTERVAL*2)." SECOND)";
}
if (DB_TYPE == "pgsql") {
$updstart_thresh_qpart = "AND (ttrss_feeds.last_update_started IS NULL OR ttrss_feeds.last_update_started < NOW() - INTERVAL '120 seconds')";
} else {
$updstart_thresh_qpart = "AND (ttrss_feeds.last_update_started IS NULL OR ttrss_feeds.last_update_started < DATE_SUB(NOW(), INTERVAL 120 SECOND))";
}
$result = db_query($link, "SELECT feed_url,ttrss_feeds.id,owner_uid,
SUBSTRING(last_updated,1,19) AS last_updated,
update_interval
FROM
ttrss_feeds,ttrss_users
WHERE
ttrss_users.id = owner_uid $login_thresh_qpart $update_limit_qpart
$updstart_thresh_qpart
ORDER BY $random_qpart DESC LIMIT " . DAEMON_FEED_LIMIT);
$user_prefs_cache = array();
_debug(sprintf("Scheduled %d feeds to update...\n", db_num_rows($result)));
while ($line = db_fetch_assoc($result)) {
$upd_intl = $line["update_interval"];
$user_id = $line["owner_uid"];
if (!$upd_intl || $upd_intl == 0) {
if (!$user_prefs_cache[$user_id]['DEFAULT_UPDATE_INTERVAL']) {
$upd_intl = get_pref($link, 'DEFAULT_UPDATE_INTERVAL', $user_id);
$user_prefs_cache[$user_id]['DEFAULT_UPDATE_INTERVAL'] = $upd_intl;
} else {
$upd_intl = $user_prefs_cache[$user_id]['DEFAULT_UPDATE_INTERVAL'];
}
}
if ($upd_intl < 0) {
# print "Updates disabled.\n";
continue;
}
_debug("Feed: " . $line["feed_url"] . ", " . $line["last_updated"]);
// _debug(sprintf("\tLU: %d, INTL: %d, UID: %d) ",
// time() - strtotime($line["last_updated"]), $upd_intl*60, $user_id));
if (!$line["last_updated"] ||
time() - strtotime($line["last_updated"]) > ($upd_intl * 60)) {
_debug("Updating...");
pcntl_alarm(300);
update_rss_feed($link, $line["feed_url"], $line["id"], true);
pcntl_alarm(0);
sleep(1); // prevent flood (FIXME make this an option?)
} else {
_debug("Update not needed.");
}
}
if (DAEMON_SENDS_DIGESTS) send_headlines_digests($link);
passthru(PHP_EXECUTABLE . " update_daemon_loop.php SRV_RUN_OK");
_debug("Sleeping for " . DAEMON_SLEEP_INTERVAL . " seconds...");
sleep(DAEMON_SLEEP_INTERVAL);
}
db_close($link);
?>