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<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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/**
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* Configurable Reports
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* A Moodle block for creating Configurable Reports
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* @package blocks
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* @author: Juan leyva <http://www.twitter.com/jleyvadelgado>
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* @date: 2009
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*/
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require_once("../../config.php");
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require_once($CFG->dirroot."/blocks/configurable_reports/locallib.php");
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$id = required_param('id', PARAM_INT);
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if (!$report = $DB->get_record('block_configurable_reports', array('id' => $id))) {
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print_error('reportdoesnotexists', 'block_configurable_reports');
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}
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if (!$course = $DB->get_record('course', array('id' => $report->courseid))) {
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print_error('nosuchcourseid', 'block_configurable_reports');
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}
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// Force user login in course (SITE or Course).
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if ($course->id == SITEID) {
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require_login();
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$context = context_system::instance();
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} else {
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require_login($course->id);
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$context = context_course::instance($course->id);
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}
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$PAGE->set_context($context);
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if (!has_capability('block/configurable_reports:managereports', $context) && !(has_capability('block/configurable_reports:manageownreports', $context) && $report->ownerid == $USER->id)) {
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print_error('badpermissions', 'block_configurable_reports');
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}
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if (!confirm_sesskey()) {
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print_error('badpermissions', 'block_configurable_reports');
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}
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$downloadfilename = clean_filename(format_string($report->name)).'.xml';
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$version = $DB->get_field('config_plugins', 'value', array('plugin' => 'block_configurable_reports', 'name' => 'version'));
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if (!$version) {
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if (!$version = $DB->get_field('block', 'version', array('name' => 'configurable_reports'))) {
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print_error('Plugin not found');
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}
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}
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$data = '<?xml version="1.0" encoding="UTF-8" ?>'."\n";
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$data .= "<report version=\"$version\">";
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$reportdata = (array) $report;
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unset($reportdata['id']);
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unset($reportdata['courseid']);
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unset($reportdata['ownerid']);
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$reportdata['components'] = base64_encode($reportdata['components']);
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foreach ($reportdata as $key => $value) {
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$data .= "<$key><![CDATA[$value]]></$key>\n";
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}
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$data .= "</report>";
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if (strpos($CFG->wwwroot, 'https://') === 0) {
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// Https sites - watch out for IE! KB812935 and KB316431.
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@header('Cache-Control: max-age=10');
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@header('Expires: '. gmdate('D, d M Y H:i:s', 0) .' GMT');
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@header('Pragma: ');
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} else {
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// Normal http - prevent caching at all cost.
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@header('Cache-Control: private, must-revalidate, pre-check=0, post-check=0, max-age=0');
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@header('Expires: '. gmdate('D, d M Y H:i:s', 0) .' GMT');
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@header('Pragma: no-cache');
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}
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header("Content-type: text/xml; charset=UTF-8");
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header("Content-Disposition: attachment; filename=\"$downloadfilename\"");
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print($data);
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