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<?php
/**
* Remove unused user accounts from the database
* An unused account is one which has made no edits
*
* @file
* @ingroup Maintenance
* @author Rob Church <robchur@gmail.com>
*/
$options = array( 'help', 'delete' );
require_once( 'commandLine.inc' );
require_once( 'removeUnusedAccounts.inc' );
echo( "Remove Unused Accounts\n\n" );
$fname = 'removeUnusedAccounts';
if( isset( $options['help'] ) ) {
showHelp();
exit();
}
# Do an initial scan for inactive accounts and report the result
echo( "Checking for unused user accounts...\n" );
$del = array();
$dbr = wfGetDB( DB_SLAVE );
$res = $dbr->select( 'user', array( 'user_id', 'user_name', 'user_touched' ), '', $fname );
if( isset( $options['ignore-groups'] ) ) {
$excludedGroups = explode( ',', $options['ignore-groups'] );
} else { $excludedGroups = array(); }
$touchedSeconds = 0;
if( isset( $options['ignore-touched'] ) ) {
$touchedParamError = 0;
if( ctype_digit( $options['ignore-touched'] ) ) {
if( $options['ignore-touched'] <= 0 ) {
$touchedParamError = 1;
}
} else { $touchedParamError = 1; }
if( $touchedParamError == 1 ) {
die( "Please put a valid positive integer on the --ignore-touched parameter.\n" );
} else { $touchedSeconds = 86400 * $options['ignore-touched']; }
}
while( $row = $dbr->fetchObject( $res ) ) {
# Check the account, but ignore it if it's within a $excludedGroups group or if it's touched within the $touchedSeconds seconds.
$instance = User::newFromId( $row->user_id );
if( count( array_intersect( $instance->getEffectiveGroups(), $excludedGroups ) ) == 0
&& isInactiveAccount( $row->user_id, true )
&& wfTimestamp( TS_UNIX, $row->user_touched ) < wfTimestamp( TS_UNIX, time() - $touchedSeconds )
) {
# Inactive; print out the name and flag it
$del[] = $row->user_id;
echo( $row->user_name . "\n" );
}
}
$count = count( $del );
echo( "...found {$count}.\n" );
# If required, go back and delete each marked account
if( $count > 0 && isset( $options['delete'] ) ) {
echo( "\nDeleting inactive accounts..." );
$dbw = wfGetDB( DB_MASTER );
$dbw->delete( 'user', array( 'user_id' => $del ), $fname );
echo( "done.\n" );
# Update the site_stats.ss_users field
$users = $dbw->selectField( 'user', 'COUNT(*)', array(), $fname );
$dbw->update( 'site_stats', array( 'ss_users' => $users ), array( 'ss_row_id' => 1 ), $fname );
} else {
if( $count > 0 )
echo( "\nRun the script again with --delete to remove them from the database.\n" );
}
echo( "\n" );
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