dirroot/enrol/enrol.class.php");
class enrolment_plugin extends enrolment_base {
/// Override the base print_entry() function
function print_entry($course) {
global $CFG, $USER;
$strloginto = get_string("loginto", "", $course->shortname);
$strcourses = get_string("courses");
$teacher = get_teacher($course->id);
if ( (float) $course->cost < 0 ) {
$cost = (float) $CFG->enrol_cost;
} else {
$cost = (float) $course->cost;
}
$cost = format_float($cost, 2);
if (abs($cost) < 0.01) { // no cost, default to base class entry to course
parent::print_entry($course);
} else {
print_header($strloginto, $course->fullname,
"wwwroot/course/\">$strcourses -> $strloginto");
print_course($course, "80%");
print_simple_box_start("center");
//Sanitise some fields before building the PayPal form
$coursefullname = $this->sanitise_for_paypal($course->fullname);
$courseshortname = $this->sanitise_for_paypal($course->shortname);
$userfullname = $this->sanitise_for_paypal(fullname($USER));
$userfirstname = $this->sanitise_for_paypal($USER->firstname);
$userlastname = $this->sanitise_for_paypal($USER->lastname);
$useraddress = $this->sanitise_for_paypal($USER->address);
$usercity = $this->sanitise_for_paypal($USER->city);
include("$CFG->dirroot/enrol/paypal/enrol.html");
print_simple_box_end();
print_footer();
}
} // end of function print_entry()
/// Override the get_access_icons() function
function get_access_icons($course) {
global $CFG;
$str = '';
if ( (float) $course->cost < 0) {
$cost = (float) $CFG->enrol_cost;
} else {
$cost = (float) $course->cost;
}
if (abs($cost) < 0.01) {
$str = parent::get_access_icons($course);
} else {
$strrequirespayment = get_string("requirespayment");
$strcost = get_string("cost");
if (empty($CFG->enrol_currency)) {
set_config('enrol_currency', 'USD');
}
switch ($CFG->enrol_currency) {
case 'EUR': $currency = '€'; break;
case 'CAD': $currency = '$'; break;
case 'GBP': $currency = '£'; break;
case 'JPY': $currency = '¥'; break;
case 'AUD': $currency = '$'; break;
default: $currency = '$'; break;
}
$str .= ''.$strcost.': ';
$str .= $currency.format_float($cost,2).'';
}
return $str;
}
/// Override the base class config_form() function
function config_form($frm) {
global $CFG;
$paypalcurrencies = array( 'USD' => 'US Dollars',
'EUR' => 'Euros',
'JPY' => 'Japanese Yen',
'GBP' => 'British Pounds',
'CAD' => 'Canadian Dollars',
'AUD' => 'Australian Dollars'
);
$vars = array('enrol_cost', 'enrol_currency', 'enrol_paypalbusiness',
'enrol_mailstudents', 'enrol_mailteachers', 'enrol_mailadmins');
foreach ($vars as $var) {
if (!isset($frm->$var)) {
$frm->$var = '';
}
}
include("$CFG->dirroot/enrol/paypal/config.html");
}
function process_config($config) {
if (!isset($config->enrol_cost)) {
$config->enrol_cost = 0;
}
set_config('enrol_cost', $config->enrol_cost);
if (!isset($config->enrol_currency)) {
$config->enrol_currency = 'USD';
}
set_config('enrol_currency', $config->enrol_currency);
if (!isset($config->enrol_paypalbusiness)) {
$config->enrol_paypalbusiness = '';
}
set_config('enrol_paypalbusiness', $config->enrol_paypalbusiness);
if (!isset($config->enrol_mailstudents)) {
$config->enrol_mailstudents = '';
}
set_config('enrol_mailstudents', $config->enrol_mailstudents);
if (!isset($config->enrol_mailteachers)) {
$config->enrol_mailteachers = '';
}
set_config('enrol_mailteachers', $config->enrol_mailteachers);
if (!isset($config->enrol_mailadmins)) {
$config->enrol_mailadmins = '';
}
set_config('enrol_mailadmins', $config->enrol_mailadmins);
return true;
}
//To avoid wrong (for PayPal) characters in sent data
function sanitise_for_paypal($text) {
global $CFG;
if (!empty($CFG->sanitise_for_paypal)) {
//Array of characters to replace (not allowed by PayPal)
//Can be expanded as necessary to add other diacritics
$replace = array('á' => 'a', //Spanish characters
'é' => 'e',
'í' => 'i',
'ó' => 'o',
'ú' => 'u',
'Á' => 'A',
'É' => 'E',
'Í' => 'I',
'Ó' => 'O',
'Ú' => 'U',
'ñ' => 'n',
'Ñ' => 'N',
'ü' => 'u',
'Ü' => 'U');
$text = strtr($text, $replace);
//Make here other sanities if necessary
}
return $text;
}
} // end of class definition
?>