datasift / storyplayer

     * @param  string $destFilename

     * @return \DataSift\Storyplayer\CommandLib\CommandResult

     */

    public function downloadFile($sourceFilename, $destFilename)

    {

        // what are we doing?

        $log = Log::usingLog()->startAction("download file '{$this->args[0]}':'{$sourceFilename}' to '{$destFilename}'");

        // make sure we have valid host details

        $hostDetails = $this->getHostDetails();

        // get an object to talk to this host

        $host = OsLib::getHostAdapter($this->st, $hostDetails->osName);

        // upload the file

        $result = $host->downloadFile($hostDetails, $sourceFilename, $destFilename);

        // did the command used to upload succeed?

        if ($result->didCommandFail()) {

            $msg = "download failed with return code '{$result->returnCode}' and output '{$result->output}'";

            $log->endAction($msg);

            throw Exceptions::newActionFailedException(__METHOD__, $msg);

        }

        // all done

        $log->endAction();

        return $result;

    }

    /**

     * @param  string $filename

 */

class UsingShell extends HostAwareModule

{

    public function runCommand($command)

    {

        // what are we doing?

        $log = Log::usingLog()->startAction("run command '{$command}' on host '{$this->args[0]}'");

        // make sure we have valid host details

        $hostDetails = $this->getHostDetails();

        // get an object to talk to this host

        $host = OsLib::getHostAdapter($this->st, $hostDetails->osName);

        // run the command in the guest operating system

        $result = $host->runCommand($hostDetails, $command);

        // did the command succeed?

        if ($result->didCommandFail()) {

            $msg = "command failed with return code '{$result->returnCode}' and output '{$result->output}'";

            $log->endAction($msg);

            throw Exceptions::newActionFailedException(__METHOD__, $msg);

        }

        // all done

        $log->endAction();

        return $result;

    }

    public function runCommandAsUser($command, $user)

    {

     * @param  string $appName

     * @return mixed

     */

    public function getAppSettings($appName)

    {

        // what are we doing?

        $log = Log::usingLog()->startAction("get settings for '{$appName}' from host '{$this->args[0]}'");

        // make sure we have valid host details

        $hostDetails = $this->getHostDetails();

        // do we have any app settings?

        if (!isset($hostDetails->appSettings, $hostDetails->appSettings->$appName)) {

            $log->endAction("setting does not exist :(");

            throw Exceptions::newActionFailedException(__METHOD__);

        }

        // yes we do

        $value = $hostDetails->appSettings->$appName;

        // log the settings

        $printer  = new DataPrinter();

        $logValue = $printer->convertToString($value);

        $log->endAction("settings for '{$appName}' are '{$logValue}'");

        // all done

        return $value;

    }

    /**

     * @param  string $path

     *

     * @return void

     */

    public function addItem($key, $value)

    {

        // get our table name from the constructor

        $tableName = $this->args[0];

        $log = Log::usingLog()->startAction("add item '{$key}' to {$tableName} table");

        // get the table

        $table = RuntimeTable::fromRuntimeTable($tableName)->getTable();

        // make sure we don't have a duplicate entry

        if (isset($table->$key)){

            $msg = "table already contains item '{$key}'";

            $log->endAction($msg);

            throw Exceptions::newActionFailedException(__METHOD__, $msg);

        }

        // add the entry

        $table->$key = $value;

        // save the updated runtime config

        $this->saveRuntimeConfig($log);

        // all done

        $log->endAction();

    }

    /**

     * removeItem