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<?
//
// Sample "portal" script to convert the named HTML file to PDF on-the-fly.
//
// Usage: http://www.domain.com/path/topdf.php/path/filename.html
//
//
// 'topdf()' - Convert the named file/URL to PDF.
//
function topdf($filename, $options = "") {
# Write the content type to the client...
header("Content-Type: application/pdf");
flush();
# Run HTMLDOC to provide the PDF file to the user...
passthru("htmldoc -t pdf --quiet --jpeg --webpage $options \'$filename\'");
}
//
// 'bad_url()' - See if the URL contains bad characters...
//
function bad_url($url) {
// See if the URL starts with http: or https:...
if (strncmp($url, "http://", 7) != 0 &&
strncmp($url, "https://", 8) != 0) {
return 1;
}
// Check for bad characters in the URL...
$len = strlen($url);
for ($i = 0; $i < $len; $i ++) {
if (!strchr("~_*()/:%?+-&@;=,$.", $url[$i]) &&
!ctype_alnum($url[$i])) {
return 1;
}
}
return 0;
}
//
// MAIN ENTRY - Pass the trailing path info in to HTMLDOC...
//
global $SERVER_NAME;
global $SERVER_PORT;
global $PATH_INFO;
global $QUERY_STRING;
if ($QUERY_STRING != "") {
$url = "http://${SERVER_NAME}:${SERVER_PORT}${PATH_INFO}?${QUERY_STRING}";
} else {
$url = "http://${SERVER_NAME}:${SERVER_PORT}$PATH_INFO";
}
if (bad_url($url)) {
print("<HTML><HEAD><TITLE>Bad URL</TITLE></HEAD>\n"
."<BODY><H1>Bad URL</H1>\n",
."<P>The URL <B><TT>$url</TT></B> is bad.</P>\n"
."</BODY></HTML>\n");
} else {
topdf($url);
}
?>
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