public static function renderLinks($inline = FALSE, $index = FALSE)
{
// build a var with the included css files
$styles = self::$stylePaths;
self::$stylePaths = array();
// Get the session so we can track what assets are on the page
$session = Session::instance();
// If this is a full page load (ie not ajax) then there are no assest already on page
if (!request::is_ajax()) {
$session->delete('stylesheet.onPageAssets');
}
// Initialize the vars to track what has been added, and convience wrappers
$onPageAssets = $session->get('stylesheet.onPageAssets', array());
// loop all the css includes and determine what needs to go on this page
// and in what order
$styleOutputBuffer = array();
foreach ($styles as $cond => $condblock) {
// sort this condblock of style paths by weight
ksort($condblock);
$styleOutputBuffer[$cond] = array();
foreach ($condblock as $stylePaths) {
// make sure there are no duplicates in this array
$stylePaths = array_unique($stylePaths);
// make sure these css links are not already on the page
// via ajax/parent or in another weight category (lowest weight wins)
$stylePaths = array_diff($stylePaths, $onPageAssets);
// add the filtered list to the array of assets to put on the page
$styleOutputBuffer[$cond] = array_merge($styleOutputBuffer[$cond], $stylePaths);
// keep track of what we add to the pages
$onPageAssets = array_merge($onPageAssets, $stylePaths);
}
}
// NOTICE: setting $session here causes segfault during ajax
// made a hack to move this set outside the event .....
Bluebox_Controller::$onPageAssets['css'] = $onPageAssets;
//$session->set('stylesheet.onPageAssets', $onPageAssets);
// run through everything that needs to be on the page and
// make in conditional where apropriate then convert them into css links
$linkList = '';
foreach ($styleOutputBuffer as $cond => $stylePaths) {
// if all the includes are already on page move on
if (empty($stylePaths)) {
continue;
}
// create the css links
$links = html::stylesheet($stylePaths, 'screen', $index);
// if these are conditional css pages then wrap the links
// in the conditional statement
if (array_key_exists($cond, self::$cssconditional)) {
$links = sprintf(self::$cssconditional[$cond], "\n" . rtrim($links, "\n") . "\n");
}
// add these links to our string
$linkList .= $links;
}
// are we displaying this inline or returning the string
if ($inline) {
echo $linkList;
} else {
return $linkList;
}
}
