update.php

   1 #!/usr/bin/env php
   2 <?php
   3         set_include_path(get_include_path() . PATH_SEPARATOR .
   4                 dirname(__FILE__) . "/include");
   5
   6         define('DISABLE_SESSIONS', true);
   7
   8         chdir(dirname(__FILE__));
   9
  10         require_once "functions.php";
  11         require_once "rssfuncs.php";
  12         require_once "sanity_check.php";
  13         require_once "config.php";
  14         require_once "db.php";
  15         require_once "db-prefs.php";
  16
  17         if (!defined('PHP_EXECUTABLE'))
  18                 define('PHP_EXECUTABLE', '/usr/bin/php');
  19
  20         $op = $argv;
  21
  22         if (count($argv) == 1 || in_array("-help", $op) ) {
  23                 print "Tiny Tiny RSS data update script.\n\n";
  24                 print "Options:\n";
  25                 print "  -feeds              - update feeds\n";
  26                 print "  -feedbrowser        - update feedbrowser\n";
  27                 print "  -daemon             - start single-process update daemon\n";
  28                 print "  -cleanup-tags       - perform tags table maintenance\n";
  29                 print "  -get-feeds          - receive popular feeds from linked instances\n";
  30                 print "  -import USER FILE   - import articles from XML\n";
  31                 print "  -quiet              - don't show messages\n";
  32                 print "  -indexes            - recreate missing schema indexes\n";
  33                 print "  -help               - show this help\n";
  34                 return;
  35         }
  36
  37         define('QUIET', in_array("-quiet", $op));
  38
  39         if (!in_array("-daemon", $op)) {
  40                 $lock_filename = "update.lock";
  41         } else {
  42                 $lock_filename = "update_daemon.lock";
  43         }
  44
  45         $lock_handle = make_lockfile($lock_filename);
  46         $must_exit = false;
  47
  48         // Try to lock a file in order to avoid concurrent update.
  49         if (!$lock_handle) {
  50                 die("error: Can't create lockfile ($lock_filename). ".
  51                         "Maybe another update process is already running.\n");
  52         }
  53
  54         // Create a database connection.
  55         $link = db_connect(DB_HOST, DB_USER, DB_PASS, DB_NAME);
  56
  57         init_connection($link);
  58
  59         if (in_array("-feeds", $op)) {
  60                 // Update all feeds needing a update.
  61                 update_daemon_common($link);
  62
  63                 // Update feedbrowser
  64                 $count = update_feedbrowser_cache($link);
  65                 _debug("Feedbrowser updated, $count feeds processed.");
  66
  67                 // Purge orphans and cleanup tags
  68                 purge_orphans($link, true);
  69
  70                 $rc = cleanup_tags($link, 14, 50000);
  71                 _debug("Cleaned $rc cached tags.");
  72
  73                 get_linked_feeds($link);
  74         }
  75
  76         if (in_array("-feedbrowser", $op)) {
  77                 $count = update_feedbrowser_cache($link);
  78                 print "Finished, $count feeds processed.\n";
  79         }
  80
  81         if (in_array("-daemon", $op)) {
  82                 $op = array_diff($op, array("-daemon"));
  83                 while (true) {
  84                         passthru(PHP_EXECUTABLE . " " . implode(' ', $op) . " -daemon-loop");
  85                         _debug("Sleeping for " . DAEMON_SLEEP_INTERVAL . " seconds...");
  86                         sleep(DAEMON_SLEEP_INTERVAL);
  87                 }
  88         }
  89
  90         if (in_array("-daemon-loop", $op)) {
  91                 if (!make_stampfile('update_daemon.stamp')) {
  92                         die("error: unable to create stampfile\n");
  93                 }
  94
  95                 // Call to the feed batch update function
  96                 // or regenerate feedbrowser cache
  97
  98                 if (rand(0,100) > 30) {
  99                         update_daemon_common($link);
 100                 } else {
 101                         $count = update_feedbrowser_cache($link);
 102                         _debug("Feedbrowser updated, $count feeds processed.");
 103
 104                         purge_orphans($link, true);
 105
 106                         $rc = cleanup_tags($link, 14, 50000);
 107
 108                         _debug("Cleaned $rc cached tags.");
 109
 110                         get_linked_feeds($link);
 111                 }
 112
 113         }
 114
 115         if (in_array("-cleanup-tags", $op)) {
 116                 $rc = cleanup_tags($link, 14, 50000);
 117                 _debug("$rc tags deleted.\n");
 118         }
 119
 120         if (in_array("-get-feeds", $op)) {
 121                 get_linked_feeds($link);
 122         }
 123
 124         if (in_array("-import",$op)) {
 125                 $username = $argv[count($argv) - 2];
 126                 $filename = $argv[count($argv) - 1];
 127
 128                 if (!$username) {
 129                         print "error: please specify username.\n";
 130                         return;
 131                 }
 132
 133                 if (!is_file($filename)) {
 134                         print "error: input filename ($filename) doesn't exist.\n";
 135                         return;
 136                 }
 137
 138                 _debug("importing $filename for user $username...\n");
 139
 140                 $result = db_query($link, "SELECT id FROM ttrss_users WHERE login = '$username'");
 141
 142                 if (db_num_rows($result) == 0) {
 143                         print "error: could not find user $username.\n";
 144                         return;
 145                 }
 146
 147                 $owner_uid = db_fetch_result($result, 0, "id");
 148
 149                 perform_data_import($link, $filename, $owner_uid);
 150
 151         }
 152
 153         if (in_array("-indexes", $op)) {
 154                 _debug("PLEASE BACKUP YOUR DATABASE BEFORE PROCEEDING!");
 155                 _debug("Type 'yes' to continue.");
 156
 157                 if (read_stdin() != 'yes')
 158                         exit;
 159
 160                 _debug("clearing existing indexes...");
 161
 162                 if (DB_TYPE == "pgsql") {
 163                         $result = db_query($link, "SELECT relname FROM
 164                                 pg_catalog.pg_class WHERE relname LIKE 'ttrss_%'
 165                                         AND relname NOT LIKE '%_pkey'
 166                                 AND relkind = 'i'");
 167                 } else {
 168                         $result = db_query($link, "SELECT index_name,table_name FROM
 169                                 information_schema.statistics WHERE index_name LIKE 'ttrss_%'");
 170                 }
 171
 172                 while ($line = db_fetch_assoc($result)) {
 173                         if (DB_TYPE == "pgsql") {
 174                                 $statement = "DROP INDEX " . $line["relname"];
 175                                 _debug($statement);
 176                         } else {
 177                                 $statement = "ALTER TABLE ".
 178                                         $line['table_name']." DROP INDEX ".$line['index_name'];
 179                                 _debug($statement);
 180                         }
 181                         db_query($link, $statement, false);
 182                 }
 183
 184                 _debug("reading indexes from schema for: " . DB_TYPE);
 185
 186                 $fp = fopen("schema/ttrss_schema_" . DB_TYPE . ".sql", "r");
 187                 if ($fp) {
 188                         while ($line = fgets($fp)) {
 189                                 $matches = array();
 190
 191                                 if (preg_match("/^create index ([^ ]+) on ([^ ]+)$/i", $line, $matches)) {
 192                                         $index = $matches[1];
 193                                         $table = $matches[2];
 194
 195                                         $statement = "CREATE INDEX $index ON $table";
 196
 197                                         _debug($statement);
 198                                         db_query($link, $statement);
 199                                 }
 200                         }
 201                         fclose($fp);
 202                 } else {
 203                         _debug("unable to open schema file.");
 204                 }
 205                 _debug("all done.");
 206         }
 207
 208         db_close($link);
 209
 210         if ($lock_handle != false) {
 211                 fclose($lock_handle);
 212         }
 213
 214         unlink(LOCK_DIRECTORY . "/$lock_filename");
 215 ?>