MDL-57429 badges: removal of unused Persona code

Removed the backpackconnect script used with Persona, and all the
associated js code.

diff --git a/badges/backpack.js b/badges/backpack.js
index d20ad17..e6dd196 100644 (file)
--- a/badges/backpack.js
+++ b/badges/backpack.js
@@ -44,86 +44,3 @@ function check_site_access() {
 
     return false;
 }
-
-/*
- * Update the status indicator to show connection progress.
- */
-function badges_set_connection_progress(status) {
-    switch (status) {
-    case 'connecting':
-        var connecting = M.util.get_string('connecting', 'badges');
-        var imageurl = M.util.image_url('i/loading_small', 'moodle');
-        var loading = Y.Node.create(connecting + '&nbsp;<img src="'+imageurl+'" width="16" height="16" alt="'+connecting+'"/>');
-        Y.one('#connection-status').removeClass('notconnected').addClass('connecting').setHTML(loading);
-        break;
-    case 'notconnected':
-        var notconnected = M.util.get_string('notconnected', 'badges');;
-        Y.one('#connection-status').removeClass('connecting').addClass('notconnected').setHTML(notconnected);
-        break;
-    default:
-        // Unknown status, do nothing.
-    }
-}
-
-/*
- * Print an error message at the top of the page.
- */
-function badges_set_error_message(messagekey, param) {
-    var errortext = M.util.get_string(messagekey, 'badges', param);
-    Y.one('#connection-error').setHTML(errortext);
-}
-
-/*
- * Handle the assertion generated by the Persona dialog.
- */
-function badges_handle_assertion(assertion) {
-
-    if (!assertion) {
-        var noassertionstr = M.util.get_string('error:noassertion', 'badges');
-        badges_set_error_message('error:backpackloginfailed', noassertionstr);
-        return;
-    }
-
-    badges_set_connection_progress('connecting');
-
-    Y.io("backpackconnect.php", {
-        method: "POST",
-        data: "assertion="+assertion+"&sesskey="+M.cfg.sesskey,
-        on: {
-            success: function (id, result) {
-                // Reload page to display connected email address.
-                window.location.href = "mybackpack.php";
-            },
-            failure: function (id, result) {
-                try {
-                    var parsedResponse = Y.JSON.parse(result.response);
-                } catch (e) {
-                    badges_set_connection_progress('notconnected');
-                    var badjsonstr = M.util.get_string('error:badjson', 'badges');
-                    badges_set_error_message('error:backpackloginfailed', badjsonstr);
-                    return;
-                }
-                badges_set_connection_progress('notconnected');
-                badges_set_error_message('error:backpackloginfailed', parsedResponse.reason);
-                return;
-            }
-        }
-    });
-}
-
-/**
- * Create and bind the persona login button.
- */
-function badges_init_persona_login_button() {
-    // Create the login button and add to the page via Javascript.
-    var imageurl = M.util.image_url('i/persona_sign_in_black', 'moodle');
-    var imagealt = M.util.get_string('signinwithyouremail', 'badges');
-    var button = Y.Node.create('<img id="persona_signin" src="'+imageurl+'" width="202" height="25" alt="'+imagealt+'"/>');
-    Y.one('#persona-container').append(button);
-
-    // Bind a click event to trigger login when clicked.
-    button.on('click', function() {
-        Y.one('#connection-error').empty();
-        navigator.id.get(badges_handle_assertion);
-    });
-}

diff --git a/badges/backpackconnect.php b/badges/backpackconnect.php
deleted file mode 100644 (file)
index 2854cb5..0000000
--- a/badges/backpackconnect.php
+++ /dev/null
@@ -1,138 +0,0 @@
-<?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/>.
-
-/**
- * AJAX script for validating backpack connection.
- *
- * @package    core
- * @subpackage badges
- * @copyright  2012 onwards Totara Learning Solutions Ltd {@link http://www.totaralms.com/}
- * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
- * @author     Simon Coggins <simon.coggins@totaralms.com>
- */
-
-define('AJAX_SCRIPT', true);
-
-require_once(__DIR__ . '/../config.php');
-require_once($CFG->dirroot . '/badges/lib/backpacklib.php');
-require_once($CFG->libdir . '/filelib.php');
-require_once($CFG->libdir . '/badgeslib.php');
-
-require_sesskey();
-require_login();
-$PAGE->set_url('/badges/backpackconnect.php');
-$PAGE->set_context(context_system::instance());
-echo $OUTPUT->header();
-
-// Use PHP input filtering as there is no PARAM type for
-// the type of cleaning that is required (ASCII chars 32-127 only).
-$assertion = filter_input(
-    INPUT_POST,
-    'assertion',
-    FILTER_UNSAFE_RAW,
-    FILTER_FLAG_STRIP_LOW|FILTER_FLAG_STRIP_HIGH
-);
-
-// Audience is the site url scheme + host + port only.
-$wwwparts = parse_url($CFG->wwwroot);
-$audience = $wwwparts['scheme'] . '://' . $wwwparts['host'];
-$audience .= isset($wwwparts['port']) ? ':' . $wwwparts['port'] : '';
-$params = 'assertion=' . urlencode($assertion) . '&audience=' .
-           urlencode($audience);
-
-$curl = new curl();
-$url = 'https://verifier.login.persona.org/verify';
-$options = array(
-    'FRESH_CONNECT'  => true,
-    'RETURNTRANSFER' => true,
-    'FORBID_REUSE'   => true,
-    'SSL_VERIFYPEER' => true,
-    'SSL_VERIFYHOST' => 2,
-    'HEADER'         => 0,
-    'HTTPHEADER'     => array('Content-type: application/x-www-form-urlencoded'),
-    'CONNECTTIMEOUT' => 0,
-    'TIMEOUT' => 10, // Fail if data not returned within 10 seconds.
-);
-$result = $curl->post($url, $params, $options);
-
-// Handle time-out and failed request.
-if ($curl->errno != 0) {
-    if ($curl->errno == CURLE_OPERATION_TIMEOUTED) {
-        $reason = get_string('error:requesttimeout', 'badges');
-    } else {
-        $reason = get_string('error:requesterror', 'badges', $curl->errno);
-    }
-    badges_send_response('failure', $reason);
-}
-
-$data = json_decode($result);
-
-if (!isset($data->status) || $data->status != 'okay') {
-    $reason = isset($data->reason) ? $data->reason : get_string('error:connectionunknownreason', 'badges');
-    badges_send_response('failure', $reason);
-}
-
-// Make sure email matches a backpack.
-$check = new stdClass();
-$check->backpackurl = BADGE_BACKPACKURL;
-$check->email = $data->email;
-
-$bp = new OpenBadgesBackpackHandler($check);
-$request = $bp->curl_request('user');
-if (isset($request->status) && $request->status == 'missing') {
-    $reason = get_string('error:backpackemailnotfound', 'badges', $data->email);
-    badges_send_response('failure', $reason);
-} else if (empty($request->userId)) {
-    $reason = get_string('error:backpackdatainvalid', 'badges');
-    badges_send_response('failure', $reason);
-} else {
-    $backpackuid = $request->userId;
-}
-
-// Insert record.
-$obj = new stdClass();
-$obj->userid = $USER->id;
-$obj->email = $data->email;
-$obj->backpackurl = BADGE_BACKPACKURL;
-$obj->backpackuid = $backpackuid;
-$obj->autosync = 0;
-$obj->password = '';
-$DB->insert_record('badge_backpack', $obj);
-
-// Return success indicator and email address.
-badges_send_response('success', $data->email);
-
-
-/**
- * Return a JSON response containing the response provided.
- *
- * @param string $status Status of the response, typically 'success' or 'failure'.
- * @param string $responsetext On success, the email address of the user,
- *                             otherwise a reason for the failure.
- * @return void Outputs the JSON and terminates the script.
- */
-function badges_send_response($status, $responsetext) {
-    $out = new stdClass();
-    $out->status = $status;
-    if ($status == 'success') {
-        $out->email = $responsetext;
-    } else {
-        $out->reason = $responsetext;
-        send_header_404();
-    }
-    echo json_encode($out);
-    exit;
-}