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filter.php
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filter.php
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<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* Filter implementation
*
* File filter.php
* Encoding UTF-8
*
* @package filter_couponinput
*
* @copyright RvD
* @author RvD <helpdesk@sebsoft.nl>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
/**
* Filter implementation
*
* @package filter_couponinput
*
* @copyright RvD
* @author RvD <helpdesk@sebsoft.nl>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class filter_couponinput extends moodle_text_filter {
/**
* Apply filter
*
* @param string $text
* @param array $options
* @return string
*/
public function filter($text, array $options = []) {
if (empty($text) || is_numeric($text)) {
return $text;
}
$search = '/([\[<])couponinputform[\]>]/is';
$result = preg_replace_callback($search, 'filter_couponinput_impl', $text);
if (is_null($result)) {
return $text; // Error during regex processing (too many nested spans?).
} else {
return $result;
}
}
}
/**
* Callback implementation.
*
* @param string $template
* @return string
*/
function filter_couponinput_impl($template) {
global $PAGE, $CFG;
$cfgbuttonclass = get_config('block_coupon', 'buttonclass');
$btnclass = 'btn-coupon';
if ($cfgbuttonclass != 'none') {
$btnclass .= ' ' . $cfgbuttonclass;
}
$baseparams = [];
if (has_capability('block/coupon:inputcoupons', $PAGE->context)) {
$renderer = $PAGE->get_renderer('block_coupon');
$urlinputcoupon = new moodle_url($CFG->wwwroot . '/blocks/coupon/view/input_coupon.php', $baseparams);
$templatecontext = (object)[
'urlinputcoupon' => $urlinputcoupon->out(false),
'btnclass' => $btnclass,
'instanceid' => 0,
'sesskey' => sesskey(),
];
return $renderer->render_from_template('block_coupon/coupon/inputform', $templatecontext);
}
return '';
}