Proyectos de Subversion Moodle

<?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/>.

/**

 * UI for general plugins management

 *

 * @package    core

 * @subpackage admin

 * @copyright  2011 David Mudrak <david@moodle.com>

 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later

 */

require_once(__DIR__ . '/../config.php');

require_once($CFG->libdir . '/adminlib.php');

require_once($CFG->libdir . '/filelib.php');

$fetchupdates = optional_param('fetchupdates', false, PARAM_BOOL); // Check for available plugins updates.

$uninstall = optional_param('uninstall', '', PARAM_COMPONENT); // Uninstall the plugin.

$delete = optional_param('delete', '', PARAM_COMPONENT); // Delete the plugin folder after it is uninstalled.

$confirmed = optional_param('confirm', false, PARAM_BOOL); // Confirm the uninstall/delete action.

$return = optional_param('return', 'overview', PARAM_ALPHA); // Where to return after uninstall.

$installupdate = optional_param('installupdate', null, PARAM_COMPONENT); // Install given available update.

$installupdateversion = optional_param('installupdateversion', null, PARAM_INT); // Version of the available update to install.

$installupdatex = optional_param('installupdatex', false, PARAM_BOOL); // Install all available plugin updates.

$confirminstallupdate = optional_param('confirminstallupdate', false, PARAM_BOOL); // Available update(s) install confirmed?

// NOTE: do not use admin_externalpage_setup() here because it loads

//       full admin tree which is not possible during uninstallation.

require_admin();

$syscontext = context_system::instance();

// URL params we want to maintain on redirects.

$pageurl = new moodle_url('/admin/plugins.php');

$pluginman = core_plugin_manager::instance();

$PAGE->set_primary_active_tab('siteadminnode');

if ($uninstall) {

    if (!$confirmed) {

        admin_externalpage_setup('pluginsoverview');

    } else {

        $PAGE->set_url($pageurl);

        $PAGE->set_context($syscontext);

        $PAGE->set_pagelayout('maintenance');

        $PAGE->set_popup_notification_allowed(false);

    }

    /** @var core_admin_renderer $output */

    $output = $PAGE->get_renderer('core', 'admin');

    $pluginfo = $pluginman->get_plugin_info($uninstall);

    // Make sure we know the plugin.

    if (is_null($pluginfo)) {

        throw new moodle_exception('err_uninstalling_unknown_plugin', 'core_plugin', '', array('plugin' => $uninstall),

            'core_plugin_manager::get_plugin_info() returned null for the plugin to be uninstalled');

    }

    $pluginname = $pluginman->plugin_name($pluginfo->component);

    $PAGE->set_title($pluginname);

    $PAGE->navbar->add(get_string('uninstalling', 'core_plugin', array('name' => $pluginname)));

    if (!$pluginman->can_uninstall_plugin($pluginfo->component)) {

        throw new moodle_exception('err_cannot_uninstall_plugin', 'core_plugin', '',

            array('plugin' => $pluginfo->component),

            'core_plugin_manager::can_uninstall_plugin() returned false');

    }

    if (!$confirmed) {

        $continueurl = new moodle_url($PAGE->url, array('uninstall' => $pluginfo->component, 'sesskey' => sesskey(), 'confirm' => 1, 'return'=>$return));

        $cancelurl = $pluginfo->get_return_url_after_uninstall($return);

        echo $output->plugin_uninstall_confirm_page($pluginman, $pluginfo, $continueurl, $cancelurl);

        exit();

    } else {

        require_sesskey();

        $SESSION->pluginuninstallreturn = $pluginfo->get_return_url_after_uninstall($return);

        $progress = new progress_trace_buffer(new text_progress_trace(), false);

        $pluginman->uninstall_plugin($pluginfo->component, $progress);

        $progress->finished();

        if ($pluginman->is_plugin_folder_removable($pluginfo->component)) {

            $continueurl = new moodle_url($PAGE->url, array('delete' => $pluginfo->component, 'sesskey' => sesskey(), 'confirm' => 1));

            echo $output->plugin_uninstall_results_removable_page($pluginman, $pluginfo, $progress, $continueurl);

            // Reset op code caches.

            if (function_exists('opcache_reset')) {

                opcache_reset();

            }

            exit();

        } else {

            echo $output->plugin_uninstall_results_page($pluginman, $pluginfo, $progress);

            // Reset op code caches.

            if (function_exists('opcache_reset')) {

                opcache_reset();

            }

            exit();

        }

    }

}

if ($delete and $confirmed) {

    require_sesskey();

    $PAGE->set_url($pageurl);

    $PAGE->set_context($syscontext);

    $PAGE->set_pagelayout('maintenance');

    $PAGE->set_popup_notification_allowed(false);

    /** @var core_admin_renderer $output */

    $output = $PAGE->get_renderer('core', 'admin');

    $pluginfo = $pluginman->get_plugin_info($delete);

    // Make sure we know the plugin.

    if (is_null($pluginfo)) {

        throw new moodle_exception('err_removing_unknown_plugin', 'core_plugin', '', array('plugin' => $delete),

            'core_plugin_manager::get_plugin_info() returned null for the plugin to be deleted');

    }

    $pluginname = $pluginman->plugin_name($pluginfo->component);

    $PAGE->set_title($pluginname);

    $PAGE->navbar->add(get_string('uninstalling', 'core_plugin', array('name' => $pluginname)));

    // Make sure it is not installed.

    if (!is_null($pluginfo->versiondb)) {

        throw new moodle_exception('err_removing_installed_plugin', 'core_plugin', '',

            array('plugin' => $pluginfo->component, 'versiondb' => $pluginfo->versiondb),

            'core_plugin_manager::get_plugin_info() returned not-null versiondb for the plugin to be deleted');

    }

    // Make sure the folder is within Moodle installation tree.

    if (strpos($pluginfo->rootdir, $CFG->dirroot) !== 0) {

        throw new moodle_exception('err_unexpected_plugin_rootdir', 'core_plugin', '',

            array('plugin' => $pluginfo->component, 'rootdir' => $pluginfo->rootdir, 'dirroot' => $CFG->dirroot),

            'plugin root folder not in the moodle dirroot');

    }

    // So long, and thanks for all the bugs.

    $pluginman->remove_plugin_folder($pluginfo);

    // We need to execute upgrade to make sure everything including caches is up to date.

    redirect(new moodle_url('/admin/index.php'));

}

// Install all avilable updates.

if ($installupdatex) {

    require_once($CFG->libdir.'/upgradelib.php');

    require_sesskey();

    $PAGE->set_url($pageurl);

    $PAGE->set_context($syscontext);

    $PAGE->set_pagelayout('maintenance');

    $PAGE->set_popup_notification_allowed(false);

    $installable = $pluginman->filter_installable($pluginman->available_updates());

    upgrade_install_plugins($installable, $confirminstallupdate,

        get_string('updateavailableinstallallhead', 'core_admin'),

        new moodle_url($PAGE->url, array('installupdatex' => 1, 'confirminstallupdate' => 1))

    );

}

// Install single available update.

if ($installupdate and $installupdateversion) {

    require_once($CFG->libdir.'/upgradelib.php');

    require_sesskey();

    $PAGE->set_url($pageurl);

    $PAGE->set_context($syscontext);

    $PAGE->set_pagelayout('maintenance');

    $PAGE->set_popup_notification_allowed(false);

    if ($pluginman->is_remote_plugin_installable($installupdate, $installupdateversion)) {

        $installable = array($pluginman->get_remote_plugin_info($installupdate, $installupdateversion, true));

        upgrade_install_plugins($installable, $confirminstallupdate,

            get_string('updateavailableinstallallhead', 'core_admin'),

            new moodle_url($PAGE->url, array('installupdate' => $installupdate,

                'installupdateversion' => $installupdateversion, 'confirminstallupdate' => 1)

            )

        );

    }

}

admin_externalpage_setup('pluginsoverview');

/** @var core_admin_renderer $output */

$output = $PAGE->get_renderer('core', 'admin');

$checker = \core\update\checker::instance();

if ($fetchupdates) {

    require_sesskey();

    $checker->fetch();

    redirect($PAGE->url);

}

echo $output->plugin_management_page($pluginman, $checker);