function get_image($url)
{
$checksum = calculate_checksum($url);
if (is_cached($checksum)) {
return get_image_from_cache($checksum);
}
fetch_image($url);
return get_image_from_cache($checksum);
}
}
$html .= "</ul>";
}
#
# The LaTeX Preamble
#
$preamble = sprintf("\n\\documentclass[a4paper]{article}\n\\usepackage[utf8]{inputenc}\n\\usepackage[pdftex]{graphicx}\n\\usepackage[usenames]{color}\n\\usepackage{fancyhdr}\n\\definecolor{wborder}{rgb}{1,0,0}\n\\definecolor{wback}{rgb}{0.9,0.9,0.7}\n\\definecolor{nborder}{rgb}{1,0,0}\n\\definecolor{nback}{rgb}{0.7,0.7,0.9}\n\\title{%s -- rev. %d}\n\\date{%s}\n\\author{%s}\n\\pagestyle{fancy}\n\\fancyhead[LO]{\\bfseries %s -- rev. %d}\n\\fancyhead[RO]{%s}\n", $page_data['pageName'], $page_data['version'], date("d. M Y @ H:i:s", $page_data['lastModif']), $page_data['user'], $page_data['pageName'], $page_data['version'], date("d. M Y", $page_data['lastModif']));
// Pear's most verbose log level is PEAR_LOG_DEBUG (=7) so "20" gives us some
// breathing room if other levels will be added in the future.
$texer = new TikiTexer($preamble, $tmpfname . "_imgs/", $_REQUEST['output'] == 'debug' ? 20 : 0);
$texer->parse_html($html);
#
# Fetch images
#
foreach ($texer->images() as $url) {
fetch_image($url, $tmpimgfolder);
}
#
# Store the Tex document
#
$handle = fopen($tmpfname, "w");
fwrite($handle, $texer->tex());
fclose($handle);
$current_dir = getcwd();
chdir(dirname($tmpfname));
#
# Convert to pdf and respond. (Or output debug info)
#
switch ($_REQUEST['output']) {
case "debug":
header("Content-Type: text/plain");
