protected function _image($val)
{
$DEBUGCSS = DEBUGCSS;
if (mb_strpos($val, "url") === false) {
$path = "none";
//Don't resolve no image -> otherwise would prefix path and no longer recognize as none
} else {
$val = preg_replace("/url\\(['\"]?([^'\")]+)['\"]?\\)/", "\\1", trim($val));
// Resolve the url now in the context of the current stylesheet
$parsed_url = explode_url($val);
if ($parsed_url["protocol"] == "" && $this->_stylesheet->get_protocol() == "") {
if ($parsed_url["path"][0] == '/' || $parsed_url["path"][0] == '\\') {
$path = $_SERVER["DOCUMENT_ROOT"] . '/';
} else {
$path = $this->_stylesheet->get_base_path();
}
$path .= $parsed_url["path"] . $parsed_url["file"];
$path = dompdf_realpath($path);
} else {
$path = build_url($this->_stylesheet->get_protocol(), $this->_stylesheet->get_host(), $this->_stylesheet->get_base_path(), $val);
}
}
if ($DEBUGCSS) {
print "<pre>[_image\n";
print_r($parsed_url);
print $this->_stylesheet->get_protocol() . "\n" . $this->_stylesheet->get_base_path() . "\n" . $path . "\n";
print "_image]</pre>";
}
return $path;
}
$dompdf->render();
if ($_dompdf_show_warnings) {
global $_dompdf_warnings;
foreach ($_dompdf_warnings as $msg) {
echo $msg . "\n";
}
echo $dompdf->get_canvas()->get_cpdf()->messages;
flush();
}
if ($save_file) {
// if ( !is_writable($outfile) )
// throw new DOMPDF_Exception("'$outfile' is not writable.");
if (strtolower(DOMPDF_PDF_BACKEND) == "gd") {
$outfile = str_replace(".pdf", ".png", $outfile);
}
list($proto, $host, $path, $file) = explode_url($outfile);
if ($proto != "") {
// i.e. not file://
$outfile = $file;
}
// just save it locally, FIXME? could save it like wget: ./host/basepath/file
$outfile = dompdf_realpath($outfile);
if (strpos($outfile, DOMPDF_CHROOT) !== 0) {
throw new DOMPDF_Exception("Permission denied.");
}
file_put_contents($outfile, $dompdf->output(array("compress" => 0)));
exit(0);
}
if (!headers_sent()) {
$dompdf->stream($outfile);
}
/**
* builds a full url given a protocol, hostname, base path and url
*
* @param string $protocol
* @param string $host
* @param string $base_path
* @param string $url
* @return string
*
* Initially the trailing slash of $base_path was optional, and conditionally appended.
* However on dynamically created sites, where the page is given as url parameter,
* the base path might not end with an url.
* Therefore do not append a slash, and **require** the $base_url to ending in a slash
* when needed.
* Vice versa, on using the local file system path of a file, make sure that the slash
* is appended (o.k. also for Windows)
*/
function build_url($protocol, $host, $base_path, $url)
{
if (mb_strlen($url) == 0) {
//return $protocol . $host . rtrim($base_path, "/\\") . "/";
return $protocol . $host . $base_path;
}
// Is the url already fully qualified?
if (mb_strpos($url, "://") !== false) {
return $url;
}
$ret = $protocol;
if (!in_array(mb_strtolower($protocol), array("http://", "https://", "ftp://", "ftps://"))) {
//On Windows local file, an abs path can begin also with a '\' or a drive letter and colon
//drive: followed by a relative path would be a drive specific default folder.
//not known in php app code, treat as abs path
//($url{1} !== ':' || ($url{2}!=='\\' && $url{2}!=='/'))
if ($url[0] !== '/' && (strtoupper(substr(PHP_OS, 0, 3)) !== 'WIN' || $url[0] != '\\' && $url[1] !== ':')) {
// For rel path and local acess we ignore the host, and run the path through realpath()
$ret .= dompdf_realpath($base_path) . '/';
}
$ret .= $url;
return $ret;
}
//remote urls with backslash in html/css are not really correct, but lets be genereous
if ($url[0] === '/' || $url[0] === '\\') {
// Absolute path
$ret .= $host . $url;
} else {
// Relative path
//$base_path = $base_path !== "" ? rtrim($base_path, "/\\") . "/" : "";
$ret .= $host . $base_path . $url;
}
return $ret;
}
/**
* Loads an HTML file
*
* Parse errors are stored in the global array _dompdf_warnings.
*
* @param string $file a filename or url to load
*/
function load_html_file($file)
{
// Store parsing warnings as messages (this is to prevent output to the
// browser if the html is ugly and the dom extension complains,
// preventing the pdf from being streamed.)
if (!$this->_protocol && !$this->_base_host && !$this->_base_path) {
list($this->_protocol, $this->_base_host, $this->_base_path) = explode_url($file);
}
if (!DOMPDF_ENABLE_REMOTE && ($this->_protocol != "" && $this->_protocol != "file://")) {
throw new DOMPDF_Exception("Remote file requested, but DOMPDF_ENABLE_REMOTE is false.");
}
if ($this->_protocol == "" || $this->_protocol == "file://") {
$realfile = dompdf_realpath($file);
if (!$file) {
throw new DOMPDF_Exception("File '{$file}' not found.");
}
if (strpos($realfile, DOMPDF_CHROOT) !== 0) {
throw new DOMPDF_Exception("Permission denied on {$file}.");
}
// Exclude dot files (e.g. .htaccess)
if (substr(basename($realfile), 0, 1) == ".") {
throw new DOMPDF_Exception("Permission denied on {$file}.");
}
$file = $realfile;
}
if (!DOMPDF_ENABLE_PHP) {
set_error_handler("record_warnings");
$this->_xml->loadHTMLFile($file);
restore_error_handler();
} else {
$this->load_html(file_get_contents($file));
}
}
/**
* Set the background image url
*
* @link http://www.w3.org/TR/CSS21/colors.html#background-properties
* @param string $url
*/
function set_background_image($val)
{
if (mb_strpos($val, "url") !== false) {
$val = preg_replace("/url\\(['\"]?([^'\")]+)['\"]?\\)/", "\\1", trim($val));
} else {
$val = "none";
}
// Resolve the url now in the context of the current stylesheet
$parsed_url = explode_url($val);
if ($parsed_url["protocol"] == "" && $this->_stylesheet->get_protocol() == "") {
$url = dompdf_realpath(rtrim($this->_stylesheet->get_base_path(), "/") . "/" . $parsed_url["path"] . $parsed_url["file"]);
} else {
$url = build_url($this->_stylesheet->get_protocol(), $this->_stylesheet->get_host(), $this->_stylesheet->get_base_path(), $val);
}
$this->_props["background_image"] = $url;
}
