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<?php
/**
* @file
* @ingroup Maintenance
*/
require_once 'commandLine.inc';
class UploadDumper {
function __construct( $args ) {
global $IP, $wgUseSharedUploads;
$this->mAction = 'fetchLocal';
$this->mBasePath = $IP;
$this->mShared = false;
$this->mSharedSupplement = false;
if( isset( $args['help'] ) ) {
$this->mAction = 'help';
}
if( isset( $args['base'] ) ) {
$this->mBasePath = $args['base'];
}
if( isset( $args['local'] ) ) {
$this->mAction = 'fetchLocal';
}
if( isset( $args['used'] ) ) {
$this->mAction = 'fetchUsed';
}
if( isset( $args['shared'] ) ) {
if( isset( $args['used'] ) ) {
// Include shared-repo files in the used check
$this->mShared = true;
} else {
// Grab all local *plus* used shared
$this->mSharedSupplement = true;
}
}
}
function run() {
$this->{$this->mAction}( $this->mShared );
if( $this->mSharedSupplement ) {
$this->fetchUsed( true );
}
}
function help() {
echo <<<END
Generates list of uploaded files which can be fed to tar or similar.
By default, outputs relative paths against the parent directory of
\$wgUploadDirectory.
Usage:
php dumpUploads.php [options] > list-o-files.txt
Options:
--base=<path> Set base relative path instead of wiki include root
--local List all local files, used or not. No shared files included.
--used Skip local images that are not used
--shared Include images used from shared repository
END;
}
/**
* Fetch a list of all or used images from a particular image source.
* @param string $table
* @param string $directory Base directory where files are located
* @param bool $shared true to pass shared-dir settings to hash func
*/
function fetchUsed( $shared ) {
$dbr = wfGetDB( DB_SLAVE );
$image = $dbr->tableName( 'image' );
$imagelinks = $dbr->tableName( 'imagelinks' );
$sql = "SELECT DISTINCT il_to, img_name
FROM $imagelinks
LEFT OUTER JOIN $image
ON il_to=img_name";
$result = $dbr->query( $sql );
foreach( $result as $row ) {
$this->outputItem( $row->il_to, $shared );
}
$dbr->freeResult( $result );
}
function fetchLocal( $shared ) {
$dbr = wfGetDB( DB_SLAVE );
$result = $dbr->select( 'image',
array( 'img_name' ),
'',
__METHOD__ );
foreach( $result as $row ) {
$this->outputItem( $row->img_name, $shared );
}
$dbr->freeResult( $result );
}
function outputItem( $name, $shared ) {
$file = wfFindFile( $name );
if( $file && $this->filterItem( $file, $shared ) ) {
$filename = $file->getFullPath();
$rel = wfRelativePath( $filename, $this->mBasePath );
echo "$rel\n";
} else {
wfDebug( __METHOD__ . ": base file? $name\n" );
}
}
function filterItem( $file, $shared ) {
return $shared || $file->isLocal();
}
}
$dumper = new UploadDumper( $options );
$dumper->run();
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