public function exportImage($job)
{
// since this job is run outside of a session we need
// to manually set the language to the one of the
// user who created the job (otherwise the mail won't
// be translated right)
global $__l10n;
$__l10n->loadMessages($job->getUser()->getLanguage());
$chart = $job->getChart();
$params = $job->getParameter();
$format = $params['format'];
$imgFile = ROOT_PATH . 'charts/exports/' . $chart->getId() . '-' . $params['ratio'] . '.' . $format;
// execute hook provided by phantomjs plugin
// this calls phantomjs with the provided arguments
$res = DatawrapperHooks::execute('phantomjs_exec', ROOT_PATH . 'plugins/' . $this->getName() . '/export_chart.js', $chart->getPublicUrl(), $imgFile, $params['ratio']);
if (empty($res[0])) {
$job->setStatus('done');
// now send email to the user who is waiting for the image!
dw_send_mail_attachment($job->getUser()->getEmail(), 'noreply@' . $GLOBALS['dw_config']['domain'], __('The image of your chart is ready', $this->getName()), vksprintf(__('Hello,
Here is the requested static image of your chart "%title$s" on %domain$s.
All the best,
Datawrapper', $this->getName()), array('title' => $chart->getTitle(), 'domain' => $GLOBALS['dw_config']['domain'])), array(basename($imgFile) => array('path' => $imgFile, 'format' => "image/{$format}")));
} else {
// error message received, send log email
dw_send_error_mail(sprintf('Image export of chart [%s] failed!', $chart->getId()), print_r($job->toArray()) . "\n\nError:\n" . $res[0]);
$job->setStatus('failed');
$job->setFailReason($res[0]);
}
$job->save();
}
public function exportStaticPng($job)
{
$chart = $job->getChart();
$params = $job->getParameter();
$static_path = ROOT_PATH . 'charts/static/' . $chart->getId() . '/';
// execute hook provided by phantomjs plugin
// this calls phantomjs with the provided arguments
$res = DatawrapperHooks::execute('phantomjs_exec', ROOT_PATH . 'plugins/' . $this->getName() . '/gen_static_fallback.js', 'http://' . $GLOBALS['dw_config']['domain'] . '/chart/' . $chart->getId() . '/', $static_path, $params['width'], $params['height']);
if (empty($res[0])) {
$job->setStatus('done');
// upload to CDN if possible
DatawrapperHooks::execute(DatawrapperHooks::PUBLISH_FILES, array(array($static_path . 'static.html', $chart->getId() . '/static.html', 'text/html'), array($static_path . 'static.png', $chart->getId() . '/static.png', 'image/png')));
} else {
// error message received, send log email
dw_send_error_mail(sprintf('Generation of static fallback for chart [%s] failed', $chart->getId()), print_r($job->toArray()) . "\n\nError:\n" . $res[0]);
$job->setStatus('failed');
$job->setFailReason($res[0]);
}
$job->save();
}