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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/>.
/**
* This file is the admin frontend to execute all the checks available
* in the environment.xml file. It includes database, php and
* php_extensions. Also, it's possible to update the xml file
* from moodle.org be able to check more and more versions.
*
* @package core
* @subpackage admin
* @copyright 2006 onwards Eloy Lafuente (stronk7) {@link http://stronk7.com}
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
require_once('../config.php');
require_once($CFG->libdir.'/adminlib.php');
require_once($CFG->libdir.'/environmentlib.php');
require_once($CFG->libdir.'/componentlib.class.php');
// Parameters
$action = optional_param('action', '', PARAM_ALPHANUMEXT);
$version = optional_param('version', '', PARAM_FILE); //
$extraurlparams = array();
if ($version) {
$extraurlparams['version'] = $version;
}
admin_externalpage_setup('environment', '', $extraurlparams);
// Handle the 'updatecomponent' action
if ($action == 'updatecomponent' && confirm_sesskey()) {
// Create component installer and execute it
if ($cd = new component_installer('https://download.moodle.org',
'environment',
'environment.zip')) {
$status = $cd->install(); //returns COMPONENT_(ERROR | UPTODATE | INSTALLED)
switch ($status) {
case COMPONENT_ERROR:
if ($cd->get_error() == 'remotedownloaderror') {
$a = new stdClass();
$a->url = 'https://download.moodle.org/environment/environment.zip';
$a->dest = $CFG->dataroot . '/';
print_error($cd->get_error(), 'error', $PAGE->url, $a);
die();
} else {
print_error($cd->get_error(), 'error', $PAGE->url);
die();
}
case COMPONENT_UPTODATE:
redirect($PAGE->url, get_string($cd->get_error(), 'error'));
die;
case COMPONENT_INSTALLED:
redirect($PAGE->url, get_string('componentinstalled', 'admin'));
die;
}
}
}
// Get current Moodle version
$current_version = $CFG->release;
// Calculate list of versions
$versions = array();
if ($contents = load_environment_xml()) {
if ($env_versions = get_list_of_environment_versions($contents)) {
// Set the current version at the beginning
$env_version = normalize_version($current_version); //We need this later (for the upwards)
$versions[$env_version] = $current_version;
// If no version has been previously selected, default to $current_version
if (empty($version)) {
$version = $env_version;
}
//Iterate over each version, adding bigger than current
foreach ($env_versions as $env_version) {
if (version_compare(normalize_version($current_version), $env_version, '<')) {
$versions[$env_version] = $env_version;
}
}
// Add 'upwards' to the last element
$versions[$env_version] = $env_version.' '.get_string('upwards', 'admin');
} else {
$versions = array('error' => get_string('error'));
}
}
// Get the results of the environment check.
list($envstatus, $environment_results) = check_moodle_environment($version, ENV_SELECT_NEWER);
// Display the page.
$output = $PAGE->get_renderer('core', 'admin');
echo $output->environment_check_page($versions, $version, $envstatus, $environment_results);