/**
* Allow event listeners to add scripts to
* - </head> : onPageDisplay_headClose
* - <body> : onPageDisplay_bodyOpen
* - </body> : onPageDisplay_bodyClose.
*
* @param Events\PageDisplayEvent $event
*/
public function onPageDisplay(Events\PageDisplayEvent $event)
{
$content = $event->getContent();
// Get scripts to insert before </head>
ob_start();
$this->assetsHelper->outputScripts('onPageDisplay_headClose');
$headCloseScripts = ob_get_clean();
if ($headCloseScripts) {
$content = str_ireplace('</head>', $headCloseScripts . "\n</head>", $content);
}
// Get scripts to insert after <body>
ob_start();
$this->assetsHelper->outputScripts('onPageDisplay_bodyOpen');
$bodyOpenScripts = ob_get_clean();
if ($bodyOpenScripts) {
preg_match('/(<body[a-z=\\s\\-_:"\']*>)/i', $content, $matches);
$content = str_ireplace($matches[0], $matches[0] . "\n" . $bodyOpenScripts, $content);
}
// Get scripts to insert before </body>
ob_start();
$this->assetsHelper->outputScripts('onPageDisplay_bodyClose');
$bodyCloseScripts = ob_get_clean();
if ($bodyCloseScripts) {
$content = str_ireplace('</body>', $bodyCloseScripts . "\n</body>", $content);
}
$event->setContent($content);
}
public function outputScripts($name)
{
ob_start();
$this->assetsHelper->outputScripts($name);
return ob_get_clean();
}
