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help.php
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help.php
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<?PHP
/// help.php - prints a very simple page and includes a
/// page content or a string from elsewhere
/// Usually this will appear in a popup
/// See helpbutton() in lib/moodlelib.php
require_once("config.php");
optional_variable($file, "");
optional_variable($text, "No text to display");
optional_variable($module, "moodle");
$lang = current_language();
print_header();
if (detect_munged_arguments("$module/$file")) {
error("Filenames contain illegal characters!");
}
if ($file) {
if ($module == "moodle") {
$filepath = "$CFG->dirroot/lang/$lang/help/$file";
} else {
$filepath = "$CFG->dirroot/lang/$lang/help/$module/$file";
}
if (file_exists("$filepath")) {
require_once("$filepath"); // Chosen language
} else { // Fall back to English
if ($module == "moodle") {
$filepath = "$CFG->dirroot/lang/en/help/$file";
} else {
$filepath = "$CFG->dirroot/lang/en/help/$module/$file";
}
if (file_exists("$filepath")) {
require_once("$filepath");
} else {
notify("Can not find the specified help file");
die;
}
}
} else {
echo "<p>";
echo $text;
echo "</p>";
}
close_window_button();
?>
</body>
</html>