/**
* Adds external Javascript sources to the View.
*
* @example From within a PHP template:
* <code>
* $this->addJavascripts('/js/resource1.js', '/js/resource2.js');
* </code>
*
* @param string $src,... Unlimited list of external Javascript URLs
* @return void
*/
public function addJavascripts()
{
// Get unique list of new javascripts to be added
$view = $this->getJavascriptsView();
$args = func_get_args();
if (empty($args)) {
return;
}
$toAdd = array_diff($args, $this->javascripts);
$src = $this->javascriptsView->getSource();
$add = $this->getAssetVersion();
// Add scripts to the js loader
if (($loader = $this->getJavascriptsLoader()) !== null) {
if (empty($src)) {
// TODO: Wat?
if (substr($s, 0, 4) == 'http' || substr($s, 0, 2) == '//') {
// Don't add variable to external scripts
$src = "<script src=\"{$loader}?\" type=\"text/javascript\"></script>\n";
} else {
$src = "<script src=\"{$loader}{$add}?\" type=\"text/javascript\"></script>\n";
}
}
foreach ($toAdd as $s) {
if (substr($s, 0, 4) == 'http' || substr($s, 0, 2) == '//') {
$src = "<script type=\"text/javascript\" src=\"{$s}\"></script>\n{$src}";
} else {
$src = str_replace('" type=', 's[]=' . urlencode($s) . '?' . $add . '&" type=', $src);
}
}
$this->javascriptsView->setSource($src);
} else {
// Add individual <script> tags for each source
foreach ($toAdd as $s) {
if (substr($s, 0, 4) == 'http' || substr($s, 0, 2) == '//') {
// don't add variable to external scripts.
$src .= "<script type=\"text/javascript\" src=\"{$s}\"></script>\n";
} else {
$src .= "<script type=\"text/javascript\" src=\"{$s}{$add}\"></script>\n";
}
}
$this->javascriptsView->setSource($src);
}
}
