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<?php
namespace SMW\MediaWiki\Specials\Admin;
use Html;
use SMW\ApplicationFactory;
use SMW\MediaWiki\Renderer\HtmlFormRenderer;
use Title;
use WebRequest;
use SMW\MediaWiki\Job;
/**
* @license GNU GPL v2+
* @since 2.5
*
* @author mwjames
*/
class DataRefreshJobTaskHandler extends TaskHandler {
/**
* @var HtmlFormRenderer
*/
private $htmlFormRenderer;
/**
* @var OutputFormatter
*/
private $outputFormatter;
/**
* @var null|Job
*/
private $refreshjob = null;
/**
* @since 2.5
*
* @param HtmlFormRenderer $htmlFormRenderer
* @param OutputFormatter $outputFormatter
*/
public function __construct( HtmlFormRenderer $htmlFormRenderer, OutputFormatter $outputFormatter ) {
$this->htmlFormRenderer = $htmlFormRenderer;
$this->outputFormatter = $outputFormatter;
}
/**
* @since 3.0
*
* {@inheritDoc}
*/
public function getSection() {
return self::SECTION_DATAREPAIR;
}
/**
* @since 3.0
*
* {@inheritDoc}
*/
public function hasAction() {
return true;
}
/**
* @since 2.5
*
* {@inheritDoc}
*/
public function isTaskFor( $task ) {
return $task === 'refreshstore';
}
/**
* @since 2.5
*
* {@inheritDoc}
*/
public function getHtml() {
$this->htmlFormRenderer
->addHeader( 'h4', $this->msg( 'smw_smwadmin_datarefresh' ) )
->addParagraph( $this->msg( 'smw_smwadmin_datarefreshdocu' ) );
if ( !$this->isEnabledFeature( SMW_ADM_REFRESH ) ) {
$this->htmlFormRenderer->addParagraph( $this->msg( 'smw-admin-feature-disabled' ) );
} elseif ( $this->getRefreshJob() !== null ) {
var_dump('expression');
$this->htmlFormRenderer
->setMethod( 'post' )
->addHiddenField( 'action', 'refreshstore' )
->addParagraph( $this->msg( 'smw_smwadmin_datarefreshprogress' ) )
->addParagraph( $this->getProgressBar( $this->getRefreshJob()->getProgress() ) )
->addLineBreak()
->addSubmitButton(
$this->msg( 'smw_smwadmin_datarefreshstop' ),
[
'class' => ''
]
)
->addCheckbox(
$this->msg( 'smw_smwadmin_datarefreshstopconfirm' ),
'rfsure',
'stop'
);
} elseif ( $this->getRefreshJob() === null ) {
$this->htmlFormRenderer
->setMethod( 'post' )
->addHiddenField( 'action', 'refreshstore' )
->addHiddenField( 'rfsure', 'yes' )
->addSubmitButton(
$this->msg( 'smw_smwadmin_datarefreshbutton' ),
[
'class' => ''
]
);
}
return Html::rawElement( 'div', [], $this->htmlFormRenderer->getForm() );
}
/**
* @since 2.5
*
* {@inheritDoc}
*/
public function handleRequest( WebRequest $webRequest ) {
if ( !$this->isEnabledFeature( SMW_ADM_REFRESH ) ) {
return '';
}
$sure = $webRequest->getText( 'rfsure' );
$applicationFactory = ApplicationFactory::getInstance();
if ( $sure == 'yes' ) {
$refreshjob = $this->getRefreshJob();
if ( $refreshjob === null ) { // careful, there might be race conditions here
$newjob = $applicationFactory->newJobFactory()->newByType(
'SMW\RefreshJob',
\SpecialPage::getTitleFor( 'SMWAdmin' ),
[ 'spos' => 1, 'prog' => 0, 'rc' => 2 ]
);
$newjob->insert();
}
} elseif ( $sure == 'stop' ) {
$jobQueue = $applicationFactory->getJobQueue();
$jobQueue->disableCache();
$jobQueue->delete( 'SMW\RefreshJob' );
}
$this->outputFormatter->redirectToRootPage( '', [ 'tab' => 'rebuild' ] );
}
private function getProgressBar( $prog ) {
return Html::rawElement(
'div',
[ 'style' => 'float: left; background: #DDDDDD; border: 1px solid grey; width: 300px;' ],
Html::rawElement( 'div', [ 'style' => 'background: #AAF; width: ' . round( $prog * 300 ) . 'px; height: 20px; ' ], '' )
) . ' ' . round( $prog * 100, 4 ) . '%';
}
private function getRefreshJob() {
if ( !$this->isEnabledFeature( SMW_ADM_REFRESH ) ) {
return null;
}
if ( $this->refreshjob !== null ) {
return $this->refreshjob;
}
$jobQueue = ApplicationFactory::getInstance()->getJobQueue();
if ( !$jobQueue->hasPendingJob( 'SMW\RefreshJob' ) ) {
return null;
}
// Pop and acknowledge the job to fetch progress details
// from itself
$refreshJob = $jobQueue->pop( 'SMW\RefreshJob' );
if ( $refreshJob instanceof Job ) {
$refreshJob->run();
$jobQueue->ack( $refreshJob );
$this->refreshjob = $refreshJob;
}
return $this->refreshjob;
}
}
|
