/**
* Gets the title of the quiz file given as parameter.
* @param string File name
* @param string File path
* @return string The exercise title
*/
function GetQuizName($fname, $fpath)
{
$title = GetComment($fname);
if (trim($title) == '') {
if (file_exists($fpath . $fname)) {
if (!($fp = @fopen($fpath . $fname, 'r'))) {
//die('Could not open Quiz input.');
return basename($fname);
}
$contents = @fread($fp, filesize($fpath . $fname));
@fclose($fp);
$title = api_get_title_html($contents);
}
}
if ($title == '') {
$title = basename($fname);
}
return (string) $title;
}
/**
* Converts an html string to PDF
* @param string $document_html valid html
* @param string $css CSS content of a CSS file
* @param string $pdf_name pdf name
* @param string $course_code course code
* (if you are using html that are located in the document tool you must provide this)
* @return string Web path
*/
public function content_to_pdf(
$document_html,
$css = '',
$pdf_name = '',
$course_code = null
) {
global $_configuration;
if (empty($document_html)) {
return false;
}
//clean styles and javascript document
$clean_search = array (
'@<script[^>]*?>.*?</script>@si',
'@<style[^>]*?>.*?</style>@siU'
);
// Formatting the pdf
$course_data = api_get_course_info($course_code);
self::format_pdf($course_data);
$document_html = preg_replace($clean_search, '', $document_html);
//absolute path for frames.css //TODO: necessary?
$absolute_css_path = api_get_path(WEB_CODE_PATH).'css/'.api_get_setting('stylesheets').'/frames.css';
$document_html = str_replace('href="./css/frames.css"','href="'.$absolute_css_path.'"', $document_html);
//$document_html=str_replace('<link rel="stylesheet" http://my.chamilo.net/main/css/chamilo/frames.css type="text/css" />','', $document_html);
$document_html= str_replace('../../','',$document_html);
$document_html= str_replace('../','',$document_html);
$document_html= str_replace((empty($_configuration['url_append'])?'':$_configuration['url_append'].'/').'courses/'.$course_code.'/document/','',$document_html);
if (!empty($course_data['path'])) {
$document_path = api_get_path(SYS_COURSE_PATH).$course_data['path'].'/document/';
$doc = new DOMDocument();
$result = @$doc->loadHTML($document_html);
//Fixing only images @todo do the same thing with other elements
$elements = $doc->getElementsByTagName('img');
if (!empty($elements)) {
foreach ($elements as $item) {
$old_src = $item->getAttribute('src');
//$old_src= str_replace('../','',$old_src);
if (strpos($old_src, 'http') === false) {
if (strpos($old_src, '/main/default_course_document') === false) {
if (strpos($old_src, '/main/inc/lib/') === false) {
$old_src_fixed = str_replace('/courses/'.$course_data['path'].'/document/', '', $old_src);
$old_src_fixed = str_replace('courses/'.$course_data['path'].'/document/', '', $old_src_fixed);
$new_path = $document_path.$old_src_fixed;
$document_html= str_replace($old_src, $new_path, $document_html);
}
}
}
}
}
}
//replace relative path by absolute path for resources
//$document_html= str_replace('src="/chamilo/main/default_course_document/', 'temp_template_path', $document_html);// before save src templates not apply
//$document_html= str_replace('src="/', 'temp_template_path', $document_html);// before save src templates not apply
//$document_html= str_replace('src="/chamilo/main/default_course_document/', 'temp_template_path', $document_html);// before save src templates not apply
//$src_http_www= 'src="'.api_get_path(WEB_COURSE_PATH).$course_data['path'].'/document/';
//$document_html= str_replace('src="',$src_http_www, $document_html);
//$document_html= str_replace('temp_template_path', 'src="/main/default_course_document/', $document_html);// restore src templates
api_set_encoding_html($document_html, 'UTF-8'); // The library mPDF expects UTF-8 encoded input data.
$title = api_get_title_html($document_html, 'UTF-8', 'UTF-8'); // TODO: Maybe it is better idea the title to be passed through
// $_GET[] too, as it is done with file name.
// At the moment the title is retrieved from the html document itself.
if (!empty($css)) {
$this->pdf->WriteHTML($css, 1);
}
$this->pdf->WriteHTML($document_html, 2);
if (empty($pdf_name)) {
$output_file = 'pdf_'.date('Y-m-d-his').'.pdf';
} else {
$pdf_name = replace_dangerous_char($pdf_name);
$output_file = $pdf_name.'.pdf';
}
$this->pdf->Output($output_file, 'D'); // F to save the pdf in a file
exit;
}
