}
/**
- * @see FileBackend::getFileContents()
- * @return bool|string
+ * @see FileBackendStore::doGetFileContentsMulti()
+ * @return Array
*/
- public function getFileContents( array $params ) {
- list( $srcCont, $srcRel ) = $this->resolveStoragePathReal( $params['src'] );
- if ( $srcRel === null ) {
- return false; // invalid storage path
- }
+ protected function doGetFileContentsMulti( array $params ) {
+ $contents = array();
+
+ $ep = array_diff_key( $params, array( 'srcs' => 1 ) ); // for error logging
+ // Blindly create tmp files and stream to them, catching any exception if the file does
+ // not exist. Doing stats here is useless and will loop infinitely in addMissingMetadata().
+ foreach ( array_chunk( $params['srcs'], $params['concurrency'] ) as $pathBatch ) {
+ $cfOps = array(); // (path => CF_Async_Op)
+
+ foreach ( $pathBatch as $path ) { // each path in this concurrent batch
+ list( $srcCont, $srcRel ) = $this->resolveStoragePathReal( $path );
+ if ( $srcRel === null ) {
+ $contents[$path] = false;
+ continue;
+ }
+ $data = false;
+ try {
+ $sContObj = $this->getContainer( $srcCont );
+ $obj = new CF_Object( $sContObj, $srcRel, false, false ); // skip HEAD
+ // Get source file extension
+ $ext = FileBackend::extensionFromPath( $path );
+ // Create a new temporary memory file...
+ $handle = fopen( 'php://temp', 'wb' );
+ if ( $handle ) {
+ $headers = $this->headersFromParams( $params );
+ if ( count( $pathBatch ) > 1 ) {
+ $cfOps[$path] = $obj->stream_async( $handle, $headers );
+ $cfOps[$path]->_file_handle = $handle; // close this later
+ } else {
+ $obj->stream( $handle, $headers );
+ rewind( $handle ); // start from the beginning
+ $data = stream_get_contents( $handle );
+ fclose( $handle );
+ }
+ } else {
+ $data = false;
+ }
+ } catch ( NoSuchContainerException $e ) {
+ $data = false;
+ } catch ( NoSuchObjectException $e ) {
+ $data = false;
+ } catch ( CloudFilesException $e ) { // some other exception?
+ $data = false;
+ $this->handleException( $e, null, __METHOD__, array( 'src' => $path ) + $ep );
+ }
+ $contents[$path] = $data;
+ }
- $data = false;
- try {
- $sContObj = $this->getContainer( $srcCont );
- $obj = new CF_Object( $sContObj, $srcRel, false, false ); // skip HEAD
- $data = $obj->read( $this->headersFromParams( $params ) );
- } catch ( NoSuchContainerException $e ) {
- } catch ( NoSuchObjectException $e ) {
- } catch ( CloudFilesException $e ) { // some other exception?
- $this->handleException( $e, null, __METHOD__, $params );
+ $batch = new CF_Async_Op_Batch( $cfOps );
+ $cfOps = $batch->execute();
+ foreach ( $cfOps as $path => $cfOp ) {
+ try {
+ $cfOp->getLastResponse();
+ rewind( $cfOp->_file_handle ); // start from the beginning
+ $contents[$path] = stream_get_contents( $cfOp->_file_handle );
+ } catch ( NoSuchContainerException $e ) {
+ $contents[$path] = false;
+ } catch ( NoSuchObjectException $e ) {
+ $contents[$path] = false;
+ } catch ( CloudFilesException $e ) { // some other exception?
+ $contents[$path] = false;
+ $this->handleException( $e, null, __METHOD__, array( 'src' => $path ) + $ep );
+ }
+ fclose( $cfOp->_file_handle ); // close open handle
+ }
}
- return $data;
+ return $contents;
}
/**
}
/**
- * @see FileBackendStore::getLocalCopy()
+ * @see FileBackendStore::doGetLocalCopyMulti()
* @return null|TempFSFile
*/
- public function getLocalCopy( array $params ) {
- list( $srcCont, $srcRel ) = $this->resolveStoragePathReal( $params['src'] );
- if ( $srcRel === null ) {
- return null;
- }
+ protected function doGetLocalCopyMulti( array $params ) {
+ $tmpFiles = array();
+
+ $ep = array_diff_key( $params, array( 'srcs' => 1 ) ); // for error logging
+ // Blindly create tmp files and stream to them, catching any exception if the file does
+ // not exist. Doing a stat here is useless causes infinite loops in addMissingMetadata().
+ foreach ( array_chunk( $params['srcs'], $params['concurrency'] ) as $pathBatch ) {
+ $cfOps = array(); // (path => CF_Async_Op)
+
+ foreach ( $pathBatch as $path ) { // each path in this concurrent batch
+ list( $srcCont, $srcRel ) = $this->resolveStoragePathReal( $path );
+ if ( $srcRel === null ) {
+ $tmpFiles[$path] = null;
+ continue;
+ }
+ $tmpFile = null;
+ try {
+ $sContObj = $this->getContainer( $srcCont );
+ $obj = new CF_Object( $sContObj, $srcRel, false, false ); // skip HEAD
+ // Get source file extension
+ $ext = FileBackend::extensionFromPath( $path );
+ // Create a new temporary file...
+ $tmpFile = TempFSFile::factory( 'localcopy_', $ext );
+ if ( $tmpFile ) {
+ $handle = fopen( $tmpFile->getPath(), 'wb' );
+ if ( $handle ) {
+ $headers = $this->headersFromParams( $params );
+ if ( count( $pathBatch ) > 1 ) {
+ $cfOps[$path] = $obj->stream_async( $handle, $headers );
+ $cfOps[$path]->_file_handle = $handle; // close this later
+ } else {
+ $obj->stream( $handle, $headers );
+ fclose( $handle );
+ }
+ } else {
+ $tmpFile = null;
+ }
+ }
+ } catch ( NoSuchContainerException $e ) {
+ $tmpFile = null;
+ } catch ( NoSuchObjectException $e ) {
+ $tmpFile = null;
+ } catch ( CloudFilesException $e ) { // some other exception?
+ $tmpFile = null;
+ $this->handleException( $e, null, __METHOD__, array( 'src' => $path ) + $ep );
+ }
+ $tmpFiles[$path] = $tmpFile;
+ }
- // Blindly create a tmp file and stream to it, catching any exception if the file does
- // not exist. Also, doing a stat here will cause infinite loops in addMissingMetadata().
- $tmpFile = null;
- try {
- $sContObj = $this->getContainer( $srcCont );
- $obj = new CF_Object( $sContObj, $srcRel, false, false ); // skip HEAD
- // Get source file extension
- $ext = FileBackend::extensionFromPath( $srcRel );
- // Create a new temporary file...
- $tmpFile = TempFSFile::factory( 'localcopy_', $ext );
- if ( $tmpFile ) {
- $handle = fopen( $tmpFile->getPath(), 'wb' );
- if ( $handle ) {
- $obj->stream( $handle, $this->headersFromParams( $params ) );
- fclose( $handle );
- } else {
- $tmpFile = null; // couldn't open temp file
+ $batch = new CF_Async_Op_Batch( $cfOps );
+ $cfOps = $batch->execute();
+ foreach ( $cfOps as $path => $cfOp ) {
+ try {
+ $cfOp->getLastResponse();
+ } catch ( NoSuchContainerException $e ) {
+ $tmpFiles[$path] = null;
+ } catch ( NoSuchObjectException $e ) {
+ $tmpFiles[$path] = null;
+ } catch ( CloudFilesException $e ) { // some other exception?
+ $tmpFiles[$path] = null;
+ $this->handleException( $e, null, __METHOD__, array( 'src' => $path ) + $ep );
}
+ fclose( $cfOp->_file_handle ); // close open handle
}
- } catch ( NoSuchContainerException $e ) {
- $tmpFile = null;
- } catch ( NoSuchObjectException $e ) {
- $tmpFile = null;
- } catch ( CloudFilesException $e ) { // some other exception?
- $tmpFile = null;
- $this->handleException( $e, null, __METHOD__, $params );
}
- return $tmpFile;
+ return $tmpFiles;
}
/**
* $readGrps is a list of the possible criteria for a request to have
* access to read a container. Each item is one of the following formats:
* - account:user : Grants access if the request is by the given user
- * - .r:<regex> : Grants access if the request is from a referrer host that
+ * - ".r:<regex>" : Grants access if the request is from a referrer host that
* matches the expression and the request is not for a listing.
* Setting this to '*' effectively makes a container public.
- * - .rlistings:<regex> : Grants access if the request is from a referrer host that
+ * -".rlistings:<regex>": Grants access if the request is from a referrer host that
* matches the expression and the request for a listing.
*
* $writeGrps is a list of the possible criteria for a request to have
return wfMemcKey( 'backend', $this->getName(), 'usercreds', $username );
}
- /**
- * @see FileBackendStore::doClearCache()
- */
- protected function doClearCache( array $paths = null ) {
- $this->connContainerCache->clear(); // clear container object cache
- }
-
/**
* Get a Swift container object, possibly from process cache.
* Use $reCache if the file count or byte count is needed.