function validate () {
$attr = $this->attribs->getAttribs('html');
$file = $attr['file'];
$msg = "";
if ($file == '' && $attr['url'] == '')
return $showErrors ? errorHTML("No <i>file</i> attribute found in (:embed:) statement") : '';
if ($attr['file']=='' && $attr['url'] != '')
$file = $attr['url'];
$mo = MediaObjectFactory::createMediaObject($this->pagename, $file, $this->attribs);
if ($mo == false || !$mo->exists()) {
global $ScriptUrl;
$msg = "Embedded file <i>$file</i> not found<br>";
$msg.= "<a href='$ScriptUrl?n={$this->pagename}/?action=upload&upname=$file'>upload now</a>";
}
elseif ($mo->isRemote() && !$mo->urlSupported()) {
$msg = "<i>url</i> attribute not supported for filetype ".strtoupper($mo->format());
}
// test if print-file attribnute is given and if referenced file exists
$attr = $this->attribs->getAttribs('fo', true);
if (isset($attr['file'])) {
$file = $attr['file'];
$mo = MediaObjectFactory::createMediaObject($this->pagename, $file, $this->attribs);
if ($mo == false || !$mo->exists()) {
global $ScriptUrl;
if ($msg != "")
$msg .= "<hr/>";
$msg .= "Embedded print file <i>$file</i> not found<br>";
$msg .= "<a href='$ScriptUrl?n={$this->pagename}/?action=upload&upname=$file'>upload now</a>";
}
}
return $msg;
}
function doTextLink ($pagename, $attrstr, $linktext='') {
$attribs = new Attributes($attrstr);
$attr = $attribs->getAttribs('html');
if (!isset($attr['file']))
return '';
if (!file_exists(getUploadPath($pagename, $attr['file']))) {
global $ScriptUrl;
$msg = "textlink file <i>$attr[file]</i> not found<br>";
$msg.= "<a href='$ScriptUrl?n=$pagename/?action=upload&upname=$attr[file]'>upload now</a>";
return Keep(errorHTML($msg));
}
$url = FmtPageName("\$PageUrl?action=m2m-showfile&f=$attr[file]", $pagename);
if ($linktext == '')
return Keep("<a href='$url'>$attr[file]</a>");
return Keep("<a href='$url'>").$linktext.Keep("</a>");
}
