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<?php
/**
* @file
* @ingroup Maintenance ExternalStorage
*/
require_once( dirname(__FILE__) . '/../commandLine.inc' );
$wgDebugLogFile = '/dev/stdout';
$dbr = wfGetDB( DB_SLAVE );
$row = $dbr->selectRow(
array( 'text', 'revision' ),
array( 'old_flags', 'old_text' ),
array( 'old_id=rev_text_id', 'rev_id' => $args[0] )
);
if ( !$row ) {
print "Row not found\n";
exit;
}
$flags = explode( ',', $row->old_flags );
$text = $row->old_text;
if ( in_array( 'external', $flags ) ) {
print "External $text\n";
if ( preg_match( '!^DB://(\w+)/(\w+)/(\w+)$!', $text, $m ) ) {
$es = ExternalStore::getStoreObject( 'DB' );
$blob = $es->fetchBlob( $m[1], $m[2], $m[3] );
if ( strtolower( get_class( $blob ) ) == 'concatenatedgziphistoryblob' ) {
print "Found external CGZ\n";
$blob->uncompress();
print "Items: (" . implode( ', ', array_keys( $blob->mItems ) ) . ")\n";
$text = $blob->getItem( $m[3] );
} else {
print "CGZ expected at $text, got " . gettype( $blob ) . "\n";
$text = $blob;
}
} else {
print "External plain $text\n";
$text = ExternalStore::fetchFromURL( $text );
}
}
if ( in_array( 'gzip', $flags ) ) {
$text = gzinflate( $text );
}
if ( in_array( 'object', $flags ) ) {
$text = unserialize( $text );
}
if ( is_object( $text ) ) {
print "Unexpectedly got object of type: " . get_class( $text ) . "\n";
} else {
print "Text length: " . strlen( $text ) ."\n";
print substr( $text, 0, 100 ) . "\n";
}
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