function InitializeStorage()
{
if (USE_DEV_EMULATOR) {
//Connect to the Storage Emulator
$tableClient = new Microsoft_WindowsAzure_Storage_Table();
$blobClient = new Microsoft_WindowsAzure_Storage_Blob();
$queueClient = new Microsoft_WindowsAzure_Storage_Queue();
} else {
//Connect to Azure storage
$tableClient = new Microsoft_WindowsAzure_Storage_Table(AZURE_TABLES_URL, AZURE_STORAGE_ACCOUNT, AZURE_STORAGE_KEY);
$blobClient = new Microsoft_WindowsAzure_Storage_Blob(AZURE_BLOBS_URL, AZURE_STORAGE_ACCOUNT, AZURE_STORAGE_KEY);
$queueClient = new Microsoft_WindowsAzure_Storage_Table(AZURE_QUEUES_URL, AZURE_STORAGE_ACCOUNT, AZURE_STORAGE_KEY);
}
//Create a table to store GuestBook Entries if it doesn't exist
if (!$tableClient->tableExists(GB_TABLE_NAME)) {
$result = $tableClient->createTable(GB_TABLE_NAME);
}
//Validate the blob container name
if ($blobClient->isValidContainerName(GB_BLOB_CONTAINER)) {
if (!$blobClient->containerExists(GB_BLOB_CONTAINER)) {
//create it if it doesn't exist
$result = $blobClient->createContainer(GB_BLOB_CONTAINER);
//Make it public
$blobClient->setContainerAcl(GB_BLOB_CONTAINER, Microsoft_WindowsAzure_Storage_Blob::ACL_PUBLIC);
$blobClient->registerStreamWrapper();
}
}
//Create a queue to send thumbnail jobs to a worker process if it doesn't exist
$queue = $queueClient->createQueueIfNotExists(GB_QUEUE_NAME);
return array($tableClient, $blobClient, $queueClient);
}
function dest_msazure()
{
global $WORKING, $STATIC;
$WORKING['STEPTODO'] = 2 + filesize($STATIC['JOB']['backupdir'] . $STATIC['backupfile']);
trigger_error(sprintf(__('%d. try sending backup to a Microsoft Azure (Blob)...', 'backwpup'), $WORKING['DEST_MSAZURE']['STEP_TRY']), E_USER_NOTICE);
require_once dirname(__FILE__) . '/../libs/Microsoft/WindowsAzure/Storage/Blob.php';
need_free_memory(4194304 * 1.5);
try {
$storageClient = new Microsoft_WindowsAzure_Storage_Blob($STATIC['JOB']['msazureHost'], $STATIC['JOB']['msazureAccName'], $STATIC['JOB']['msazureKey']);
if (!$storageClient->containerExists($STATIC['JOB']['msazureContainer'])) {
trigger_error(sprintf(__('Microsoft Azure container "%s" not exists!', 'backwpup'), $STATIC['JOB']['msazureContainer']), E_USER_ERROR);
return;
} else {
trigger_error(sprintf(__('Connected to Microsoft Azure container "%s"', 'backwpup'), $STATIC['JOB']['msazureContainer']), E_USER_NOTICE);
}
trigger_error(__('Upload to MS Azure now started... ', 'backwpup'), E_USER_NOTICE);
$result = $storageClient->putBlob($STATIC['JOB']['msazureContainer'], $STATIC['JOB']['msazuredir'] . $STATIC['backupfile'], $STATIC['JOB']['backupdir'] . $STATIC['backupfile']);
if ($result->Name == $STATIC['JOB']['msazuredir'] . $STATIC['backupfile']) {
$WORKING['STEPTODO'] = 1 + filesize($STATIC['JOB']['backupdir'] . $STATIC['backupfile']);
trigger_error(sprintf(__('Backup transferred to %s', 'backwpup'), 'https://' . $STATIC['JOB']['msazureAccName'] . '.' . $STATIC['JOB']['msazureHost'] . '/' . $STATIC['JOB']['msazuredir'] . $STATIC['backupfile']), E_USER_NOTICE);
$STATIC['JOB']['lastbackupdownloadurl'] = $STATIC['WP']['ADMINURL'] . '?page=backwpupbackups&action=downloadmsazure&file=' . $STATIC['JOB']['msazuredir'] . $STATIC['backupfile'] . '&jobid=' . $STATIC['JOB']['jobid'];
$WORKING['STEPSDONE'][] = 'DEST_MSAZURE';
//set done
} else {
trigger_error(__('Can not transfer backup to Microsoft Azure!', 'backwpup'), E_USER_ERROR);
}
if ($STATIC['JOB']['msazuremaxbackups'] > 0) {
//Delete old backups
$backupfilelist = array();
$blobs = $storageClient->listBlobs($STATIC['JOB']['msazureContainer'], $STATIC['JOB']['msazuredir']);
if (is_array($blobs)) {
foreach ($blobs as $blob) {
$file = basename($blob->Name);
if ($STATIC['JOB']['fileprefix'] == substr($file, 0, strlen($STATIC['JOB']['fileprefix'])) and $STATIC['JOB']['fileformart'] == substr($file, -strlen($STATIC['JOB']['fileformart']))) {
$backupfilelist[] = $file;
}
}
}
if (sizeof($backupfilelist) > 0) {
rsort($backupfilelist);
$numdeltefiles = 0;
for ($i = $STATIC['JOB']['msazuremaxbackups']; $i < sizeof($backupfilelist); $i++) {
$storageClient->deleteBlob($STATIC['JOB']['msazureContainer'], $STATIC['JOB']['msazuredir'] . $backupfilelist[$i]);
//delte files on Cloud
$numdeltefiles++;
}
if ($numdeltefiles > 0) {
trigger_error(sprintf(_n('One file deleted on Microsoft Azure container', '%d files deleted on Microsoft Azure container', $numdeltefiles, 'backwpup'), $numdeltefiles), E_USER_NOTICE);
}
}
}
} catch (Exception $e) {
trigger_error(sprintf(__('Microsoft Azure API: %s', 'backwpup'), $e->getMessage()), E_USER_ERROR);
}
$WORKING['STEPDONE']++;
}
/**
* Check if a file can be created at a given storage path.
* FS backends should check if the parent directory exists and the file is writable.
* Backends using key/value stores should check if the container exists.
*
* @param $storagePath string
* @return bool
*/
public function isPathUsableInternal($storagePath)
{
list($c, $dir) = $this->resolveStoragePath($storagePath);
if ($dir === null) {
return false;
}
if (!$this->storageClient->containerExists($c)) {
return false;
}
return true;
}
/**
* Ensure storage has been initialized
*/
protected function _ensureStorageInitialized()
{
if (!$this->_blobStorageClient->containerExists($this->_controlContainer)) {
$this->_blobStorageClient->createContainer($this->_controlContainer);
}
}