maintenance/updateSpecialPages.php

   1 <?php
   2
   3 # Run this script periodically if you have miser mode enabled, to refresh the caches
   4 $options = array('only','help');
   5
   6 require_once( 'commandLine.inc' );
   7
   8 require_once( 'SpecialPage.php' );
   9 require_once( 'QueryPage.php' );
  10
  11 if($options['help']) {
  12         print "usage:updateSpecialPages.php [--help] [--only=page]\n";
  13         print "  --help      : this help message\n";
  14         print "  --only=page : only update 'page'. Ex: --only=BrokenRedirects\n";
  15         die();
  16 }
  17
  18 $wgOut->disable();
  19 $dbw =& wfGetDB( DB_MASTER );
  20
  21 foreach ( $wgQueryPages as $page ) {
  22         list( $class, $special ) = $page;
  23
  24         $specialObj = SpecialPage::getPage( $special );
  25         if ( !$specialObj ) {
  26                 print "No such special page: $special\n";
  27                 exit;
  28         }
  29         $file = $specialObj->getFile();
  30         if ( $file ) {
  31                 require_once( $file );
  32         }
  33         $queryPage = new $class;
  34
  35         if( !(isset($options['only'])) or ($options['only'] == $queryPage->getName()) ) {
  36         printf( '%-30s',  $special );
  37
  38         if ( $queryPage->isExpensive() ) {
  39                 $t1 = explode( ' ', microtime() );
  40                 # Do the query
  41                 $num = $queryPage->recache();
  42                 $t2 = explode( ' ', microtime() );
  43
  44                 if ( $num === false ) {
  45                         print "FAILED: database error\n";
  46                 } else {
  47                         print "got $num rows in ";
  48
  49                         $elapsed = ($t2[0] - $t1[0]) + ($t2[1] - $t1[1]);
  50                         $hours = intval( $elapsed / 3600 );
  51                         $minutes = intval( $elapsed % 3600 / 60 );
  52                         $seconds = $elapsed - $hours * 3600 - $minutes * 60;
  53                         if ( $hours ) {
  54                                 print $hours . 'h ';
  55                         }
  56                         if ( $minutes ) {
  57                                 print $minutes . 'm ';
  58                         }
  59                         printf( "%.2fs\n", $seconds );
  60                 }
  61
  62                 # Reopen any connections that have closed
  63                 if ( !$wgLoadBalancer->pingAll())  {
  64                         print "\n";
  65                         do {
  66                                 print "Connection failed, reconnecting in 10 seconds...\n";
  67                                 sleep(10);
  68                         } while ( !$wgLoadBalancer->pingAll() );
  69                         print "Reconnected\n\n";
  70                 } else {
  71                         # Commit the results
  72                         $dbw->immediateCommit();
  73                 }
  74
  75                 # Wait for the slave to catch up
  76                 $slaveDB =& wfGetDB( DB_SLAVE, array('QueryPage::recache', 'vslow' ) );
  77                 while( $slaveDB->getLag() > 600 ) {
  78                         print "Slave lagged, waiting...\n";
  79                         sleep(30);
  80
  81                 }
  82
  83         } else {
  84                 print "cheap, skipped\n";
  85         }
  86         }
  87 }
  88
  89 ?>