maintenance/updateArticleCount.php

   1 <?php
   2 /**
   3  * Maintenance script to provide a better count of the number of articles
   4  * and update the site statistics table, if desired
   5  *
   6  * @ingroup Maintenance
   7  * @author Rob Church <robchur@gmail.com>
   8  */
   9
  10 require_once( "Maintenance.php" );
  11
  12 class UpdateArticleCount extends Maintenance {
  13
  14         // Content namespaces
  15         private $namespaces;
  16
  17         public function __construct() {
  18                 global $wgContentNamespaces;
  19                 parent::__construct();
  20                 $this->mDescription = "Count of the number of articles and update the site statistics table";
  21                 $this->addParam( 'update', 'Update the site_stats table with the new count' );
  22                 $this->namespaces = $wgContentNamespaces;
  23         }
  24
  25         public function execute() {
  26                 $this->output( "Counting articles..." );
  27                 $result = $this->count();
  28
  29                 if( $result !== false ) {
  30                         $this->output( "found {$result}.\n" );
  31                         if( isset( $options['update'] ) && $options['update'] ) {
  32                                 $this->output( "Updating site statistics table... " );
  33                                 $dbw = wfGetDB( DB_MASTER );
  34                                 $dbw->update( 'site_stats', array( 'ss_good_articles' => $result ), array( 'ss_row_id' => 1 ), __METHOD__ );
  35                                 $this->output( "done.\n" );
  36                         } else {
  37                                 $this->output( "To update the site statistics table, run the script with the --update option.\n" );
  38                         }
  39                 } else {
  40                         $this->output( "failed.\n" );
  41                 }
  42         }
  43
  44         /**
  45          * Produce a comma-delimited set of namespaces
  46          * Includes paranoia
  47          *
  48          * @return string
  49          */
  50         private function makeNsSet() {
  51                 foreach( $this->namespaces as $namespace )
  52                         $namespaces[] = intval( $namespace );
  53                 return implode( ', ', $namespaces );
  54         }
  55
  56         /**
  57          * Produce SQL for the query
  58          *
  59          * @param $dbr Database handle
  60          * @return string
  61          */
  62         private function makeSql( $dbr ) {
  63                 list( $page, $pagelinks ) = $dbr->tableNamesN( 'page', 'pagelinks' );
  64                 $nsset = $this->makeNsSet();
  65                 return "SELECT COUNT(DISTINCT page_namespace, page_title) AS pagecount " .
  66                         "FROM $page, $pagelinks " .
  67                         "WHERE pl_from=page_id and page_namespace IN ( $nsset ) " .
  68                         "AND page_is_redirect = 0 AND page_len > 0";
  69         }
  70
  71         /**
  72          * Count the number of valid content pages in the wiki
  73          *
  74          * @return mixed Integer, or false if there's a problem
  75          */
  76         private function count() {
  77                 $dbr = wfGetDB( DB_SLAVE );
  78                 $res = $dbr->query( $this->makeSql( $dbr ), __METHOD__ );
  79                 $row = $dbr->fetchObject( $res );
  80                 $dbr->freeResult( $res );
  81                 return $row->pagecount;
  82         }
  83 }
  84
  85 $maintClass = "UpdateArticleCount";
  86 require_once( DO_MAINTENANCE );