/**
* Constructor.
*
* @param portfolio_exporter $exporter instance of portfolio_exporter (will handle null case)
* @param string $errorcode language string key
* @param string $module language string module (optional, defaults to moodle)
* @param string $continue url to continue to (optional, defaults to wwwroot)
* @param object $a language string data (optional, defaults to null)
*/
public function __construct($exporter, $errorcode, $module = null, $continue = null, $a = null)
{
global $CFG;
// This static variable is necessary because sometimes the code below
// which tries to obtain a continue link can cause one of these
// exceptions to be thrown. This would create an infinite loop (until
// PHP hits its stack limit). Using this static lets us make the
// nested constructor finish immediately without attempting to call
// methods that might fail.
static $inconstructor = false;
if (!$inconstructor && !empty($exporter) && $exporter instanceof portfolio_exporter) {
$inconstructor = true;
try {
if (empty($continue)) {
$caller = $exporter->get('caller');
if (!empty($caller) && $caller instanceof portfolio_caller_base) {
$continue = $exporter->get('caller')->get_return_url();
}
}
// this was previously only called if we were in cron,
// but I think if there's always an exception, we should clean up
// rather than force the user to resolve the export later.
$exporter->process_stage_cleanup();
} catch (Exception $e) {
// Ooops, we had an exception trying to get caller
// information. Ignore it.
}
$inconstructor = false;
}
parent::__construct($errorcode, $module, $continue, $a);
}
/**
* xmlrpc (mnet) function to get the file.
* reads in the file and returns it base_64 encoded
* so that it can be enrypted by mnet.
*
* @param string $token the token recieved previously during send_content_intent
*/
public static function fetch_file($token) {
global $DB;
$remoteclient = get_mnet_remote_client();
try {
if (!$transferid = $DB->get_field('portfolio_mahara_queue', 'transferid', array('token' => $token))) {
throw new mnet_server_exception(8009, 'mnet_notoken', 'portfolio_mahara');
}
$exporter = portfolio_exporter::rewaken_object($transferid);
} catch (portfolio_exception $e) {
throw new mnet_server_exception(8010, 'mnet_noid', 'portfolio_mahara');
}
if ($exporter->get('instance')->get_config('mnethostid') != $remoteclient->id) {
throw new mnet_server_exception(8011, 'mnet_wronghost', 'portfolio_mahara');
}
global $CFG;
try {
$i = $exporter->get('instance');
$f = $i->get('file');
if (empty($f) || !($f instanceof stored_file)) {
throw new mnet_server_exception(8012, 'mnet_nofile', 'portfolio_mahara');
}
try {
$c = $f->get_content();
} catch (file_exception $e) {
throw new mnet_server_exception(8013, 'mnet_nofilecontents', 'portfolio_mahara', $e->getMessage());
}
$contents = base64_encode($c);
} catch (Exception $e) {
throw new mnet_server_exception(8013, 'mnet_nofile', 'portfolio_mahara');
}
$exporter->log_transfer();
$exporter->process_stage_cleanup(true);
return $contents;
}
/**
* main portfolio cronjob
* currently just cleans up expired transfer records.
*
* @todo add hooks in the plugins - either per instance or per plugin
*/
function portfolio_cron()
{
global $DB, $CFG;
require_once $CFG->libdir . '/portfolio/exporter.php';
if ($expired = $DB->get_records_select('portfolio_tempdata', 'expirytime < ?', array(time()), '', 'id')) {
foreach ($expired as $d) {
try {
$e = portfolio_exporter::rewaken_object($d->id);
$e->process_stage_cleanup(true);
} catch (Exception $e) {
mtrace('Exception thrown in portfolio cron while cleaning up ' . $d->id . ': ' . $e->getMessage());
}
}
}
}
* @copyright 2009 Penny Leach
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
require_once __DIR__ . '/../../config.php';
if (empty($CFG->enableportfolios)) {
print_error('disabled', 'portfolio');
}
require_once $CFG->libdir . '/portfoliolib.php';
require_once $CFG->libdir . '/portfolio/plugin.php';
require_once $CFG->libdir . '/portfolio/exporter.php';
require_once $CFG->dirroot . '/mnet/lib.php';
require_login();
$id = required_param('id', PARAM_INT);
// id of current export
$landed = optional_param('landed', false, PARAM_BOOL);
// this is the parameter we get back after we've jumped to mahara
if (!$landed) {
$exporter = portfolio_exporter::rewaken_object($id);
$exporter->verify_rewaken();
$mnetauth = get_auth_plugin('mnet');
if (!($url = $mnetauth->start_jump_session($exporter->get('instance')->get_config('mnethostid'), '/portfolio/mahara/preconfig.php?landed=1&id=' . $id, true))) {
throw new porfolio_exception('failedtojump', 'portfolio_mahara');
}
redirect($url);
} else {
// now we have the sso session set up, start sending intent stuff and then redirect back to portfolio/add.php when we're done
$exporter = portfolio_exporter::rewaken_object($id);
$exporter->verify_rewaken();
$exporter->get('instance')->send_intent();
redirect($CFG->wwwroot . '/portfolio/add.php?postcontrol=1&sesskey=' . sesskey() . '&id=' . $id);
}
$PAGE->set_title(get_string('logs', 'portfolio'));
$PAGE->set_heading($fullname);
$PAGE->set_context(context_user::instance($user->id));
$PAGE->set_pagelayout('report');
echo $OUTPUT->header();
$showroles = 1;
$somethingprinted = false;
echo $OUTPUT->box_start();
$queued = $DB->get_records('portfolio_tempdata', array('userid' => $USER->id), 'expirytime DESC', 'id, expirytime');
if (count($queued) > 0) {
$table = new html_table();
$table->head = array(get_string('displayarea', 'portfolio'), get_string('plugin', 'portfolio'), get_string('displayinfo', 'portfolio'), get_string('displayexpiry', 'portfolio'), '');
$table->data = array();
$now = time();
foreach ($queued as $q) {
$e = portfolio_exporter::rewaken_object($q->id);
$e->verify_rewaken(true);
$queued = $e->get('queued');
$baseurl = new moodle_url('/portfolio/add.php', array('id' => $q->id, 'logreturn' => 1, 'sesskey' => sesskey()));
$iconstr = $OUTPUT->action_icon(new moodle_url($baseurl, array('cancel' => 1)), new pix_icon('t/stop', get_string('cancel')));
if (!$e->get('queued') && $e->get('expirytime') > $now) {
$iconstr .= $OUTPUT->action_icon($baseurl, new pix_icon('t/go', get_string('continue')));
}
$table->data[] = array($e->get('caller')->display_name(), $e->get('instance') ? $e->get('instance')->get('name') : get_string('noinstanceyet', 'portfolio'), $e->get('caller')->heading_summary(), userdate($q->expirytime), $iconstr);
unset($e);
// This could potentially be quite big, so free it.
}
echo $OUTPUT->heading(get_string('queuesummary', 'portfolio'));
echo html_writer::table($table);
$somethingprinted = true;
}
// Ensure that we found a file we can use, if not throw an exception.
portfolio_include_callback_file($callbackcomponent, $callbackclass);
$caller = new $callbackclass($callbackargs);
$caller->set('user', $USER);
if ($formats = explode(',', $callerformats)) {
$caller->set_formats_from_button($formats);
}
$caller->load_data();
// this must check capabilities and either throw an exception or return false.
if (!$caller->check_permissions()) {
throw new portfolio_caller_exception('nopermissions', 'portfolio', $caller->get_return_url());
}
portfolio_export_pagesetup($PAGE, $caller);
// this calls require_login($course) if it can..
// finally! set up the exporter object with the portfolio instance, and caller information elements
$exporter = new portfolio_exporter($instance, $caller, $callbackcomponent);
// set the export-specific variables, and save.
$exporter->set('user', $USER);
$exporter->save();
}
if (!$exporter->get('instance')) {
// we've just arrived but have no instance
// in this case the exporter object and the caller object have been set up above
// so just make a little form to select the portfolio plugin instance,
// which is the last thing to do before starting the export.
//
// first check to make sure there is actually a point
$options = portfolio_instance_select(portfolio_instances(), $exporter->get('caller')->supported_formats(), get_class($exporter->get('caller')), $exporter->get('caller')->get_mimetype(), 'instance', true, true);
if (empty($options)) {
throw new portfolio_export_exception($exporter, 'noavailableplugins', 'portfolio');
} else {
<?php
require_once dirname(dirname(dirname(dirname(__FILE__)))) . '/config.php';
if (empty($CFG->enableportfolios)) {
print_error('disabled', 'portfolio');
}
require_once $CFG->libdir . '/portfoliolib.php';
require_once $CFG->dirroot . '/mnet/lib.php';
require_login();
if (!($landed = optional_param('landed', false, PARAM_BOOL))) {
$id = required_param('id', PARAM_INT);
$exporter = portfolio_exporter::rewaken_object($id);
$exporter->verify_rewaken();
$mnetauth = get_auth_plugin('mnet');
if (!($url = $mnetauth->start_jump_session($exporter->get('instance')->get_config('mnethostid'), '/portfolio/type/mahara/preconfig.php?landed=1', true))) {
throw new porfolio_exception('failedtojump', 'portfolio_mahara');
}
redirect($url);
} else {
// now we have the sso session set up, start sending intent stuff and then redirect back to portfolio/add.php when we're done
$exporter = portfolio_exporter::rewaken_object($SESSION->portfolioexport);
$exporter->verify_rewaken();
$exporter->get('instance')->send_intent();
redirect($CFG->wwwroot . '/portfolio/add.php?postcontrol=1&id=' . $exporter->get('id'));
}
if (!$caller->check_permissions()) {
throw new portfolio_caller_exception('nopermissions', 'portfolio', $caller->get_return_url());
}
// for build navigation
if (!($course = $caller->get('course'))) {
$course = $courseid;
}
// set up the course so that build_navigation works nice
$PAGE->set_course($course);
// and now we know the course for sure, call require_login with it
require_login($course);
list($extranav, $cm) = $caller->get_navigation();
$extranav[] = array('type' => 'title', 'name' => get_string('exporting', 'portfolio'));
$navigation = build_navigation($extranav, $cm);
// finally! set up the exporter object with the portfolio instance, caller information, and navigation elements
$exporter = new portfolio_exporter($instance, $caller, $callbackfile, $navigation);
// set the export-specific variables, and save.
$exporter->set('user', $USER);
$exporter->set('sesskey', sesskey());
$exporter->save();
// and finally, put it in the session for waking up again later.
$SESSION->portfolioexport = $exporter->get('id');
}
if (!$exporter->get('instance')) {
// we've just arrived but have no instance
// in this case the exporter object and the caller object have been set up above
// so just make a little form to select the portfolio plugin instance,
// which is the last thing to do before starting the export.
$mform = new portfolio_instance_select('', array('caller' => $exporter->get('caller')));
if ($mform->is_cancelled()) {
$exporter->cancel_request();
/**
* Main portfolio cronjob.
* Currently just cleans up expired transfer records.
*/
function portfolio_cron()
{
global $DB, $CFG;
require_once $CFG->libdir . '/portfolio/exporter.php';
if ($expired = $DB->get_records_select('portfolio_tempdata', 'expirytime < ?', array(time()), '', 'id')) {
foreach ($expired as $d) {
try {
$e = portfolio_exporter::rewaken_object($d->id);
$e->process_stage_cleanup(true);
} catch (Exception $e) {
mtrace('Exception thrown in portfolio cron while cleaning up ' . $d->id . ': ' . $e->getMessage());
}
}
}
$process = $DB->get_records('portfolio_tempdata', array('queued' => 1), 'id ASC', 'id');
foreach ($process as $d) {
try {
$exporter = portfolio_exporter::rewaken_object($d->id);
$exporter->process_stage_package();
$exporter->process_stage_send();
$exporter->save();
$exporter->process_stage_cleanup();
} catch (Exception $e) {
// This will get probably retried in the next cron until it is discarded by the code above.
mtrace('Exception thrown in portfolio cron while processing ' . $d->id . ': ' . $e->getMessage());
}
}
}