/**
* returns true if the url's have been written. false if not
*/
public static function rewrittenURLs()
{
return I2CE::rewrittenURLs();
}
/**
* Add a script or css to the header as a link
*
* @param string $file
* @param mixed $attr -- an array of attribute/value pairs. Defaults to the empty array. can also be a string
* in which case it is the id that you want to give the import node.
* @param boolean $use_filedump -- default to true meaning that we should use the filedump utility
* when looking for the script/css
* @returm DOMNode -- the node just created or appended to
* You might use this by calling
* addHeaderLink("printer.css",'',array('media'=>'print'));
* Note: Uses the file's extension to determine the proper behavior. Valid ones are 'js', 'css', and 'vb'
*/
public function addHeaderLink($file, $attr = array(), $use_filedump = true)
{
if (array_key_exists($file, $this->files_loaded) && $this->files_loaded[$file]) {
// Check to make sure this file hasn't already been loaded and ignore it if so.
return;
}
// we have not loaded the file so start loading it
$this->files_loaded[$file] = true;
$ext = strtolower(substr(strrchr($file, "."), 1));
if ($use_filedump) {
if (I2CE::rewrittenURLs()) {
$file_src = 'file/' . $file;
} else {
$file_src = 'index.php/file/' . $file;
}
}
if (is_scalar($attr)) {
$attr = array('id' => $attr);
}
if (!is_array($attr)) {
$attr = array();
}
switch ($ext) {
case 'js':
$node = null;
$existed = false;
foreach ($this->query('//script[@type="text/javascript"]') as $js_node) {
if (!($src = $js_node->getAttribute('src'))) {
continue;
}
if (substr($src, 0, 15) == 'index.php/file/') {
$src = substr($src, 15);
} else {
if (substr($src, 0, 5) == 'file/') {
$src = substr($src, 5);
}
}
if ($src == $file) {
$existed = true;
return $js_node;
}
}
if (array_key_exists('id', $attr)) {
$node = $this->getElementById($attr['id']);
if ($node instanceof DOMElement) {
$existed = true;
} else {
$node = $this->doc->createElement('script', '');
$node->setAttribute('id', $attr['id']);
}
unset($attr['id']);
} else {
$node = $this->doc->createElement('script', '');
}
if ($existed) {
$old_file = $node->getAttribute('src');
if ($old_file) {
$node->removeAttribute('src');
$node->appendChild($this->doc->createTextNode('document.write(\'<script type="text/javascript" src="' . $old_file . '"></script>\');'));
}
$node->appendChild($this->doc->createTextNode('document.write(\'<script type="text/javascript" src="' . $file_src . '"></script>\');'));
} else {
$node->setAttribute('src', $file_src);
$node->setAttribute('type', 'text/javascript');
}
break;
case 'vb':
$node = $this->doc->createElement('script', '');
$node->setAttribute('src', $file_src);
$node->setAttribute('type', 'text/vbscript');
break;
case 'css':
if (array_key_exists('ie6', $attr) && $attr['ie6']) {
$node = $this->doc->createComment('[if lt IE 7]>');
$link = $this->doc->createElement('link', '');
$link->setAttribute('rel', 'stylesheet');
$link->setAttribute('media', 'screen');
$link->setAttribute('href', $file_src . "?newman");
$link->setAttribute('type', 'text/css');
foreach ($attr as $a => $v) {
$link->setAttribute($a, $v);
}
$node->appendData($this->doc->saveXML($link));
$node->appendData("<![endif]");
$attr = array();
} else {
$node = $this->doc->createElement('link', '');
$node->setAttribute('rel', 'stylesheet');
$node->setAttribute('media', 'screen');
$node->setAttribute('href', $file_src);
$node->setAttribute('type', 'text/css');
}
break;
default:
$this->raiseError("Unknown file type ({$ext}) for linking in the header", E_USER_NOTICE);
return;
}
foreach ($attr as $a => $v) {
$node->setAttribute($a, $v);
}
if (!($head_node = $this->doc->getElementsByTagName("head")->item(0)) instanceof DOMNode) {
return false;
}
return $this->appendNode($node, $head_node);
//append the node to the begining of the header
}
