1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
|
#!/usr/bin/php4
<?php
// this daemon runs in the background and updates all feeds
// continuously
define('DEFAULT_ERROR_LEVEL', E_ALL);
declare(ticks = 1);
define('MAGPIE_CACHE_DIR', '/var/tmp/magpie-ttrss-cache-daemon');
define('DISABLE_SESSIONS', true);
define('PURGE_INTERVAL', 3600); // seconds
require_once "sanity_check.php";
require_once "config.php";
if (!ENABLE_UPDATE_DAEMON) {
die("Please enable option ENABLE_UPDATE_DAEMON in config.php\n");
}
require_once "db.php";
require_once "db-prefs.php";
require_once "functions.php";
require_once "magpierss/rss_fetch.inc";
function sigint_handler() {
unlink("update_daemon.lock");
die("Received SIGINT. Exiting.\n");
}
pcntl_signal(SIGINT, sigint_handler);
$lock_handle = make_lockfile("update_daemon.lock");
if (!$lock_handle) {
die("error: Can't create lockfile ($lock_filename). ".
"Maybe another daemon is already running.\n");
}
$link = db_connect(DB_HOST, DB_USER, DB_PASS, DB_NAME);
if (!$link) {
if (DB_TYPE == "mysql") {
print mysql_error();
}
// PG seems to display its own errors just fine by default.
return;
}
if (DB_TYPE == "pgsql") {
pg_query("set client_encoding = 'utf-8'");
}
$last_purge = 0;
while (true) {
if (time() - $last_purge > PURGE_INTERVAL) {
print "Purging old posts (random 30 feeds)...\n";
global_purge_old_posts($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 = "";
}
$result = db_query($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
ORDER BY $random_qpart DESC");
$user_prefs_cache = array();
printf("Scheduled %d feeds to update...\n", db_num_rows($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;
}
print "Feed: " . $line["feed_url"] . ": ";
printf("(%d/%d, %d) ", time() - strtotime($line["last_updated"]),
$upd_intl*60, $user_id);
if (!$line["last_updated"] ||
time() - strtotime($line["last_updated"]) > ($upd_intl * 60)) {
print "Updating...\n";
update_rss_feed($link, $line["feed_url"], $line["id"], true);
sleep(1); // prevent flood (FIXME make this an option?)
} else {
print "Update not needed.\n";
}
}
if (DAEMON_SENDS_DIGESTS) send_headlines_digests($link);
print "Sleeping for " . DAEMON_SLEEP_INTERVAL . " seconds...\n";
sleep(DAEMON_SLEEP_INTERVAL);
}
db_close($link);
?>
|