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<?php
/*
 * Xibo - Digital Signage - http://www.xibo.org.uk
 * Copyright (C) 2012-15 Daniel Garner
 *
 * This file is part of Xibo.
 *
 * Xibo is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * any later version. 
 *
 * Xibo is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with Xibo.  If not, see <http://www.gnu.org/licenses/>.
 */
namespace Xibo\Widget;

use InvalidArgumentException;

class ShellCommand extends ModuleWidget
{
    public function validate()
    {
        if ($this->getOption('windowsCommand') == '' && $this->getOption('linuxCommand') == '' && $this->getOption('commandCode') == '')
            throw new InvalidArgumentException(__('You must enter a command'));
    }

/**
     * Adds a Shell Command Widget
     * @SWG\Post(
     *  path="/playlist/widget/shellCommand/{playlistId}",
     *  operationId="WidgetShellCommandAdd",
     *  tags={"widget"},
     *  summary="Add a Shell Command Widget",
     *  description="Add a new Shell Command Widget to the specified playlist",
     *  @SWG\Parameter(
     *      name="playlistId",
     *      in="path",
     *      description="The playlist ID to add a Widget to",
     *      type="integer",
     *      required=true
     *   ),
     *  @SWG\Parameter(
     *      name="name",
     *      in="formData",
     *      description="Optional Widget Name",
     *      type="string",
     *      required=false
     *  ),
     *  @SWG\Parameter(
     *      name="duration",
     *      in="formData",
     *      description="The Widget Duration",
     *      type="integer",
     *      required=false
     *  ),
     *  @SWG\Parameter(
     *      name="useDuration",
     *      in="formData",
     *      description="(0, 1) Select 1 only if you will provide duration parameter as well",
     *      type="integer",
     *      required=false
     *  ),
     *  @SWG\Parameter(
     *      name="windowsCommand",
     *      in="formData",
     *      description="Enter a Windows command line compatible command",
     *      type="string",
     *      required=false
     *   ),
     *  @SWG\Parameter(
     *      name="linuxCommand",
     *      in="formData",
     *      description="Enter a Android / Linux command line compatible command",
     *      type="string",
     *      required=false
     *   ),
     *  @SWG\Parameter(
     *      name="launchThroughCmd",
     *      in="formData",
     *      description="flag (0,1) Windows only, Should the player launch this command through the windows command line (cmd.exe)? This is useful for batch files, if you try to terminate this command only the command line will be terminated",
     *      type="integer",
     *      required=false
     *   ),
     *  @SWG\Parameter(
     *      name="terminateCommand",
     *      in="formData",
     *      description="flag (0,1) Should the player forcefully terminate the command after the duration specified, 0 to let the command terminate naturally",
     *      type="integer",
     *      required=false
     *   ),
     *  @SWG\Parameter(
     *      name="useTaskkill",
     *      in="formData",
     *      description="flag (0,1) Windows only, should the player use taskkill to terminate commands",
     *      type="integer",
     *      required=false
     *   ),
     *  @SWG\Parameter(
     *      name="commandCode",
     *      in="formData",
     *      description="Enter a reference code for exiting command in CMS",
     *      type="string",
     *      required=false
     *   ),
     *  @SWG\Response(
     *      response=201,
     *      description="successful operation",
     *      @SWG\Schema(ref="#/definitions/Widget"),
     *      @SWG\Header(
     *          header="Location",
     *          description="Location of the new widget",
     *          type="string"
     *      )
     *  )
     * )
     */
    public function add()
    {
        // Any Options (we need to encode shell commands, as they sit on the options rather than the raw
        $this->setOption('name', $this->getSanitizer()->getString('name'));
        $this->setUseDuration($this->getSanitizer()->getCheckbox('useDuration'));
        $this->setDuration($this->getSanitizer()->getInt('duration', $this->getDuration()));

// Commands
        $windows = $this->getSanitizer()->getString('windowsCommand');
        $linux = $this->getSanitizer()->getString('linuxCommand');

$this->setOption('launchThroughCmd', $this->getSanitizer()->getCheckbox('launchThroughCmd'));
        $this->setOption('terminateCommand', $this->getSanitizer()->getCheckbox('terminateCommand'));
        $this->setOption('useTaskkill', $this->getSanitizer()->getCheckbox('useTaskkill'));
        $this->setOption('commandCode', $this->getSanitizer()->getString('commandCode'));
        $this->setOption('windowsCommand', urlencode($windows));
        $this->setOption('linuxCommand', urlencode($linux));

// Save the widget
        $this->validate();
        $this->saveWidget();
    }

/**
     * Edit Media
     */
    public function edit()
    {
        // Any Options (we need to encode shell commands, as they sit on the options rather than the raw
        $this->setUseDuration($this->getSanitizer()->getCheckbox('useDuration'));
        $this->setDuration($this->getSanitizer()->getInt('duration', $this->getDuration()));
        $this->setOption('name', $this->getSanitizer()->getString('name'));

// Commands
        $windows = $this->getSanitizer()->getString('windowsCommand');
        $linux = $this->getSanitizer()->getString('linuxCommand');

// Save the widget
        $this->validate();
        $this->saveWidget();
    }

public function preview($width, $height, $scaleOverride = 0)
    {
        if ($this->module->previewEnabled == 0)
            return parent::Preview($width, $height);

$windows = $this->getOption('windowsCommand');
        $linux = $this->getOption('linuxCommand');

if ($windows == '' && $linux == '') {
            return __('Stored Command: %s', $this->getOption('commandCode'));
        }
        else {

$preview  = '<p>' . __('Windows Command') . ': ' . urldecode($windows) . '</p>';
            $preview .= '<p>' . __('Linux Command') . ': ' . urldecode($linux) . '</p>';

return $preview;
        }
    }

public function hoverPreview()
    {
        return $this->Preview(0, 0);
    }

public function isValid()
    {
        // Client dependant
        return 2;
    }

/**
     * @param array $data
     * @return array
     */
    public function setTemplateData($data)
    {
        $data['commands'] = $this->commandFactory->query();
        return $data;
    }

/** @inheritdoc */
    public function getResource($displayId)
    {
        // Get resource isn't required for this module.
        return null;
    }
}