Current Path : C:/Users/Mahmood/Desktop/moodle/badges/ |
Current File : C:/Users/Mahmood/Desktop/moodle/badges/renderer.php |
<?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/>. /** * Renderer for use with the badges output * * @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 Yuliya Bozhko <yuliya.bozhko@totaralms.com> */ require_once($CFG->libdir . '/badgeslib.php'); require_once($CFG->libdir . '/tablelib.php'); /** * Standard HTML output renderer for badges */ class core_badges_renderer extends plugin_renderer_base { // Outputs badges list. public function print_badges_list($badges, $userid, $profile = false, $external = false) { global $USER, $CFG; foreach ($badges as $badge) { if (!$external) { $context = ($badge->type == BADGE_TYPE_SITE) ? context_system::instance() : context_course::instance($badge->courseid); $bname = $badge->name; $imageurl = moodle_url::make_pluginfile_url($context->id, 'badges', 'badgeimage', $badge->id, '/', 'f1', false); } else { $bname = ''; $imageurl = ''; if (!empty($badge->name)) { $bname = s($badge->name); } if (!empty($badge->image)) { $imageurl = $badge->image; } if (isset($badge->assertion->badge->name)) { $bname = s($badge->assertion->badge->name); } if (isset($badge->imageUrl)) { $imageurl = $badge->imageUrl; } } $name = html_writer::tag('span', $bname, array('class' => 'badge-name')); $image = html_writer::empty_tag('img', array('src' => $imageurl, 'class' => 'badge-image')); if (!empty($badge->dateexpire) && $badge->dateexpire < time()) { $image .= $this->output->pix_icon('i/expired', get_string('expireddate', 'badges', userdate($badge->dateexpire)), 'moodle', array('class' => 'expireimage')); $name .= '(' . get_string('expired', 'badges') . ')'; } $download = $status = $push = ''; if (($userid == $USER->id) && !$profile) { $params = array( 'download' => $badge->id, 'hash' => $badge->uniquehash, 'sesskey' => sesskey() ); $url = new moodle_url( 'mybadges.php', $params ); $notexpiredbadge = (empty($badge->dateexpire) || $badge->dateexpire > time()); $backpackexists = badges_user_has_backpack($USER->id); if (!empty($CFG->badges_allowexternalbackpack) && $notexpiredbadge && $backpackexists) { $assertion = new moodle_url('/badges/assertion.php', array('b' => $badge->uniquehash)); $action = null; if (badges_open_badges_backpack_api() == OPEN_BADGES_V1) { $action = new component_action('click', 'addtobackpack', array('assertion' => $assertion->out(false))); $addurl = new moodle_url('#'); } else if (badges_open_badges_backpack_api() == OPEN_BADGES_V2P1) { $addurl = new moodle_url('/badges/backpack-export.php', array('hash' => $badge->uniquehash)); } else { $addurl = new moodle_url('/badges/backpack-add.php', array('hash' => $badge->uniquehash)); } $icon = new pix_icon('t/backpack', get_string('addtobackpack', 'badges')); $push = $this->output->action_icon($addurl, $icon, $action); } $download = $this->output->action_icon($url, new pix_icon('t/download', get_string('download'))); if ($badge->visible) { $url = new moodle_url('mybadges.php', array('hide' => $badge->issuedid, 'sesskey' => sesskey())); $status = $this->output->action_icon($url, new pix_icon('t/hide', get_string('makeprivate', 'badges'))); } else { $url = new moodle_url('mybadges.php', array('show' => $badge->issuedid, 'sesskey' => sesskey())); $status = $this->output->action_icon($url, new pix_icon('t/show', get_string('makepublic', 'badges'))); } } if (!$profile) { $url = new moodle_url('badge.php', array('hash' => $badge->uniquehash)); } else { if (!$external) { $url = new moodle_url('/badges/badge.php', array('hash' => $badge->uniquehash)); } else { $hash = hash('md5', $badge->hostedUrl); $url = new moodle_url('/badges/external.php', array('hash' => $hash, 'user' => $userid)); } } $actions = html_writer::tag('div', $push . $download . $status, array('class' => 'badge-actions')); $items[] = html_writer::link($url, $image . $actions . $name, array('title' => $bname)); } return html_writer::alist($items, array('class' => 'badges')); } // Recipients selection form. public function recipients_selection_form(user_selector_base $existinguc, user_selector_base $potentialuc) { $output = ''; $formattributes = array(); $formattributes['id'] = 'recipientform'; $formattributes['action'] = $this->page->url; $formattributes['method'] = 'post'; $output .= html_writer::start_tag('form', $formattributes); $output .= html_writer::empty_tag('input', array('type' => 'hidden', 'name' => 'sesskey', 'value' => sesskey())); $existingcell = new html_table_cell(); $existingcell->text = $existinguc->display(true); $existingcell->attributes['class'] = 'existing'; $actioncell = new html_table_cell(); $actioncell->text = html_writer::start_tag('div', array()); $actioncell->text .= html_writer::empty_tag('input', array( 'type' => 'submit', 'name' => 'award', 'value' => $this->output->larrow() . ' ' . get_string('award', 'badges'), 'class' => 'actionbutton btn btn-secondary') ); $actioncell->text .= html_writer::empty_tag('input', array( 'type' => 'submit', 'name' => 'revoke', 'value' => get_string('revoke', 'badges') . ' ' . $this->output->rarrow(), 'class' => 'actionbutton btn btn-secondary') ); $actioncell->text .= html_writer::end_tag('div', array()); $actioncell->attributes['class'] = 'actions'; $potentialcell = new html_table_cell(); $potentialcell->text = $potentialuc->display(true); $potentialcell->attributes['class'] = 'potential'; $table = new html_table(); $table->attributes['class'] = 'recipienttable boxaligncenter'; $table->data = array(new html_table_row(array($existingcell, $actioncell, $potentialcell))); $output .= html_writer::table($table); $output .= html_writer::end_tag('form'); return $output; } // Prints a badge overview infomation. public function print_badge_overview($badge, $context) { $display = ""; $languages = get_string_manager()->get_list_of_languages(); // Badge details. $display .= $this->heading(get_string('badgedetails', 'badges'), 3); $dl = array(); $dl[get_string('name')] = $badge->name; $dl[get_string('version', 'badges')] = $badge->version; $dl[get_string('language')] = $languages[$badge->language]; $dl[get_string('description', 'badges')] = $badge->description; $dl[get_string('createdon', 'search')] = userdate($badge->timecreated); $dl[get_string('badgeimage', 'badges')] = print_badge_image($badge, $context, 'large'); $dl[get_string('imageauthorname', 'badges')] = $badge->imageauthorname; $dl[get_string('imageauthoremail', 'badges')] = html_writer::tag('a', $badge->imageauthoremail, array('href' => 'mailto:' . $badge->imageauthoremail)); $dl[get_string('imageauthorurl', 'badges')] = html_writer::link($badge->imageauthorurl, $badge->imageauthorurl, array('target' => '_blank')); $dl[get_string('imagecaption', 'badges')] = $badge->imagecaption; $display .= $this->definition_list($dl); // Issuer details. $display .= $this->heading(get_string('issuerdetails', 'badges'), 3); $dl = array(); $dl[get_string('issuername', 'badges')] = $badge->issuername; $dl[get_string('contact', 'badges')] = html_writer::tag('a', $badge->issuercontact, array('href' => 'mailto:' . $badge->issuercontact)); $display .= $this->definition_list($dl); // Issuance details if any. $display .= $this->heading(get_string('issuancedetails', 'badges'), 3); if ($badge->can_expire()) { if ($badge->expiredate) { $display .= get_string('expiredate', 'badges', userdate($badge->expiredate)); } else if ($badge->expireperiod) { if ($badge->expireperiod < 60) { $display .= get_string('expireperiods', 'badges', round($badge->expireperiod, 2)); } else if ($badge->expireperiod < 60 * 60) { $display .= get_string('expireperiodm', 'badges', round($badge->expireperiod / 60, 2)); } else if ($badge->expireperiod < 60 * 60 * 24) { $display .= get_string('expireperiodh', 'badges', round($badge->expireperiod / 60 / 60, 2)); } else { $display .= get_string('expireperiod', 'badges', round($badge->expireperiod / 60 / 60 / 24, 2)); } } } else { $display .= get_string('noexpiry', 'badges'); } // Criteria details if any. $display .= $this->heading(get_string('bcriteria', 'badges'), 3); if ($badge->has_criteria()) { $display .= self::print_badge_criteria($badge); } else { $display .= get_string('nocriteria', 'badges'); if (has_capability('moodle/badges:configurecriteria', $context)) { $display .= $this->output->single_button( new moodle_url('/badges/criteria.php', array('id' => $badge->id)), get_string('addcriteria', 'badges'), 'POST', array('class' => 'activatebadge')); } } // Awards details if any. if (has_capability('moodle/badges:viewawarded', $context)) { $display .= $this->heading(get_string('awards', 'badges'), 3); if ($badge->has_awards()) { $url = new moodle_url('/badges/recipients.php', array('id' => $badge->id)); $a = new stdClass(); $a->link = $url->out(); $a->count = count($badge->get_awards()); $display .= get_string('numawards', 'badges', $a); } else { $display .= get_string('noawards', 'badges'); } if (has_capability('moodle/badges:awardbadge', $context) && $badge->has_manual_award_criteria() && $badge->is_active()) { $display .= $this->output->single_button( new moodle_url('/badges/award.php', array('id' => $badge->id)), get_string('award', 'badges'), 'POST', array('class' => 'activatebadge')); } } $display .= self::print_badge_endorsement($badge); $display .= self::print_badge_related($badge); $display .= self::print_badge_alignments($badge); return html_writer::div($display, null, array('id' => 'badge-overview')); } // Prints action icons for the badge. public function print_badge_table_actions($badge, $context) { $actions = ""; if (has_capability('moodle/badges:configuredetails', $context) && $badge->has_criteria()) { // Activate/deactivate badge. if ($badge->status == BADGE_STATUS_INACTIVE || $badge->status == BADGE_STATUS_INACTIVE_LOCKED) { // "Activate" will go to another page and ask for confirmation. $url = new moodle_url('/badges/action.php'); $url->param('id', $badge->id); $url->param('activate', true); $url->param('sesskey', sesskey()); $return = new moodle_url(qualified_me()); $url->param('return', $return->out_as_local_url(false)); $actions .= $this->output->action_icon($url, new pix_icon('t/show', get_string('activate', 'badges'))) . " "; } else { $url = new moodle_url(qualified_me()); $url->param('lock', $badge->id); $url->param('sesskey', sesskey()); $actions .= $this->output->action_icon($url, new pix_icon('t/hide', get_string('deactivate', 'badges'))) . " "; } } // Award badge manually. if ($badge->has_manual_award_criteria() && has_capability('moodle/badges:awardbadge', $context) && $badge->is_active()) { $url = new moodle_url('/badges/award.php', array('id' => $badge->id)); $actions .= $this->output->action_icon($url, new pix_icon('t/award', get_string('award', 'badges'))) . " "; } // Edit badge. if (has_capability('moodle/badges:configuredetails', $context)) { $url = new moodle_url('/badges/edit.php', array('id' => $badge->id, 'action' => 'badge')); $actions .= $this->output->action_icon($url, new pix_icon('t/edit', get_string('edit'))) . " "; } // Duplicate badge. if (has_capability('moodle/badges:createbadge', $context)) { $url = new moodle_url('/badges/action.php', array('copy' => '1', 'id' => $badge->id, 'sesskey' => sesskey())); $actions .= $this->output->action_icon($url, new pix_icon('t/copy', get_string('copy'))) . " "; } // Delete badge. if (has_capability('moodle/badges:deletebadge', $context)) { $url = new moodle_url(qualified_me()); $url->param('delete', $badge->id); $actions .= $this->output->action_icon($url, new pix_icon('t/delete', get_string('delete'))) . " "; } return $actions; } /** * Render an issued badge. * * @param \core_badges\output\issued_badge $ibadge * @return string */ protected function render_issued_badge(\core_badges\output\issued_badge $ibadge) { global $USER, $CFG, $DB, $SITE; $issued = $ibadge->issued; $userinfo = $ibadge->recipient; $badgeclass = $ibadge->badgeclass; $badge = new badge($ibadge->badgeid); $now = time(); $expiration = isset($issued['expires']) ? $issued['expires'] : $now + 86400; $badgeimage = is_array($badgeclass['image']) ? $badgeclass['image']['id'] : $badgeclass['image']; $languages = get_string_manager()->get_list_of_languages(); $output = ''; $output .= html_writer::start_tag('div', array('id' => 'badge')); $output .= html_writer::start_tag('div', array('id' => 'badge-image')); $output .= html_writer::empty_tag('img', array('src' => $badgeimage, 'alt' => $badge->name, 'width' => '100')); if ($expiration < $now) { $output .= $this->output->pix_icon('i/expired', get_string('expireddate', 'badges', userdate($issued['expires'])), 'moodle', array('class' => 'expireimage')); } if ($USER->id == $userinfo->id && !empty($CFG->enablebadges)) { $output .= $this->output->single_button( new moodle_url('/badges/badge.php', array('hash' => $ibadge->hash, 'bake' => true)), get_string('download'), 'POST'); if (!empty($CFG->badges_allowexternalbackpack) && ($expiration > $now) && badges_user_has_backpack($USER->id)) { if (badges_open_badges_backpack_api() == OPEN_BADGES_V1) { $assertion = new moodle_url('/badges/assertion.php', array('b' => $ibadge->hash)); $action = new component_action('click', 'addtobackpack', array('assertion' => $assertion->out(false))); $attributes = array( 'type' => 'button', 'class' => 'btn btn-secondary m-1', 'id' => 'addbutton', 'value' => get_string('addtobackpack', 'badges')); $tobackpack = html_writer::tag('input', '', $attributes); $this->output->add_action_handler($action, 'addbutton'); $output .= $tobackpack; } else { if (badges_open_badges_backpack_api() == OPEN_BADGES_V2P1) { $assertion = new moodle_url('/badges/backpack-export.php', array('hash' => $ibadge->hash)); } else { $assertion = new moodle_url('/badges/backpack-add.php', array('hash' => $ibadge->hash)); } $attributes = ['class' => 'btn btn-secondary m-1', 'role' => 'button']; $tobackpack = html_writer::link($assertion, get_string('addtobackpack', 'badges'), $attributes); $output .= $tobackpack; } } } $output .= html_writer::end_tag('div'); $output .= html_writer::start_tag('div', array('id' => 'badge-details')); // Recipient information. $output .= $this->output->heading(get_string('recipientdetails', 'badges'), 3); $dl = array(); if ($userinfo->deleted) { $strdata = new stdClass(); $strdata->user = fullname($userinfo); $strdata->site = format_string($SITE->fullname, true, array('context' => context_system::instance())); $dl[get_string('name')] = get_string('error:userdeleted', 'badges', $strdata); } else { $dl[get_string('name')] = fullname($userinfo); } $output .= $this->definition_list($dl); $output .= $this->output->heading(get_string('issuerdetails', 'badges'), 3); $dl = array(); $dl[get_string('issuername', 'badges')] = $badge->issuername; if (isset($badge->issuercontact) && !empty($badge->issuercontact)) { $dl[get_string('contact', 'badges')] = obfuscate_mailto($badge->issuercontact); } $output .= $this->definition_list($dl); $output .= $this->output->heading(get_string('badgedetails', 'badges'), 3); $dl = array(); $dl[get_string('name')] = $badge->name; if (!empty($badge->version)) { $dl[get_string('version', 'badges')] = $badge->version; } if (!empty($badge->language)) { $dl[get_string('language')] = $languages[$badge->language]; } $dl[get_string('description', 'badges')] = $badge->description; if (!empty($badge->imageauthorname)) { $dl[get_string('imageauthorname', 'badges')] = $badge->imageauthorname; } if (!empty($badge->imageauthoremail)) { $dl[get_string('imageauthoremail', 'badges')] = html_writer::tag('a', $badge->imageauthoremail, array('href' => 'mailto:' . $badge->imageauthoremail)); } if (!empty($badge->imageauthorurl)) { $dl[get_string('imageauthorurl', 'badges')] = html_writer::link($badge->imageauthorurl, $badge->imageauthorurl, array('target' => '_blank')); } if (!empty($badge->imagecaption)) { $dl[get_string('imagecaption', 'badges')] = $badge->imagecaption; } if ($badge->type == BADGE_TYPE_COURSE && isset($badge->courseid)) { $coursename = $DB->get_field('course', 'fullname', array('id' => $badge->courseid)); $dl[get_string('course')] = $coursename; } $dl[get_string('bcriteria', 'badges')] = self::print_badge_criteria($badge); $output .= $this->definition_list($dl); $output .= $this->output->heading(get_string('issuancedetails', 'badges'), 3); $dl = array(); if (!is_numeric($issued['issuedOn'])) { $issued['issuedOn'] = strtotime($issued['issuedOn']); } $dl[get_string('dateawarded', 'badges')] = userdate($issued['issuedOn']); if (isset($issued['expires'])) { if (!is_numeric($issued['expires'])) { $issued['expires'] = strtotime($issued['expires']); } if ($issued['expires'] < $now) { $dl[get_string('expirydate', 'badges')] = userdate($issued['expires']) . get_string('warnexpired', 'badges'); } else { $dl[get_string('expirydate', 'badges')] = userdate($issued['expires']); } } // Print evidence. $agg = $badge->get_aggregation_methods(); $evidence = $badge->get_criteria_completions($userinfo->id); $eids = array_map(function($o) { return $o->critid; }, $evidence); unset($badge->criteria[BADGE_CRITERIA_TYPE_OVERALL]); $items = array(); foreach ($badge->criteria as $type => $c) { if (in_array($c->id, $eids)) { if (count($c->params) == 1) { $items[] = get_string('criteria_descr_single_' . $type , 'badges') . $c->get_details(); } else { $items[] = get_string('criteria_descr_' . $type , 'badges', core_text::strtoupper($agg[$badge->get_aggregation_method($type)])) . $c->get_details(); } } } $dl[get_string('evidence', 'badges')] = get_string('completioninfo', 'badges') . html_writer::alist($items, array(), 'ul'); $output .= $this->definition_list($dl); $endorsement = $badge->get_endorsement(); if (!empty($endorsement)) { $output .= self::print_badge_endorsement($badge); } $relatedbadges = $badge->get_related_badges(true); $items = array(); foreach ($relatedbadges as $related) { $relatedurl = new moodle_url('/badges/overview.php', array('id' => $related->id)); $items[] = html_writer::link($relatedurl->out(), $related->name, array('target' => '_blank')); } if (!empty($items)) { $output .= $this->heading(get_string('relatedbages', 'badges'), 3); $output .= html_writer::alist($items, array(), 'ul'); } $alignments = $badge->get_alignments(); if (!empty($alignments)) { $output .= $this->heading(get_string('alignment', 'badges'), 3); $items = array(); foreach ($alignments as $alignment) { $items[] = html_writer::link($alignment->targeturl, $alignment->targetname, array('target' => '_blank')); } $output .= html_writer::alist($items, array(), 'ul'); } $output .= html_writer::end_tag('div'); return $output; } /** * Render an external badge. * * @param \core_badges\output\external_badge $ibadge * @return string */ protected function render_external_badge(\core_badges\output\external_badge $ibadge) { $issued = $ibadge->issued; $assertion = $issued->assertion; $issuer = $assertion->badge->issuer; $userinfo = $ibadge->recipient; $table = new html_table(); $today = strtotime(date('Y-m-d')); $output = ''; $output .= html_writer::start_tag('div', array('id' => 'badge')); $output .= html_writer::start_tag('div', array('id' => 'badge-image')); if (isset($issued->imageUrl)) { $issued->image = $issued->imageUrl; } $output .= html_writer::empty_tag('img', array('src' => $issued->image, 'width' => '100')); if (isset($assertion->expires)) { $expiration = is_numeric($assertion->expires) ? $assertion->expires : strtotime($assertion->expires); if ($expiration < $today) { $output .= $this->output->pix_icon('i/expired', get_string('expireddate', 'badges', userdate($expiration)), 'moodle', array('class' => 'expireimage')); } } $output .= html_writer::end_tag('div'); $output .= html_writer::start_tag('div', array('id' => 'badge-details')); // Recipient information. $output .= $this->output->heading(get_string('recipientdetails', 'badges'), 3); $dl = array(); // Technically, we should alway have a user at this point, but added an extra check just in case. if ($userinfo) { if (!$ibadge->valid) { $notify = $this->output->notification(get_string('recipientvalidationproblem', 'badges'), 'notifynotice'); $dl[get_string('name')] = fullname($userinfo) . $notify; } else { $dl[get_string('name')] = fullname($userinfo); } } else { $notify = $this->output->notification(get_string('recipientidentificationproblem', 'badges'), 'notifynotice'); $dl[get_string('name')] = $notify; } $output .= $this->definition_list($dl); $output .= $this->output->heading(get_string('issuerdetails', 'badges'), 3); $dl = array(); $dl[get_string('issuername', 'badges')] = s($issuer->name); if (isset($issuer->origin)) { $dl[get_string('issuerurl', 'badges')] = html_writer::tag('a', $issuer->origin, array('href' => $issuer->origin)); } if (isset($issuer->contact)) { $dl[get_string('contact', 'badges')] = obfuscate_mailto($issuer->contact); } $output .= $this->definition_list($dl); $output .= $this->output->heading(get_string('badgedetails', 'badges'), 3); $dl = array(); $dl[get_string('name')] = s($assertion->badge->name); $dl[get_string('description', 'badges')] = s($assertion->badge->description); if (isset($assertion->badge->criteria)) { $dl[get_string('bcriteria', 'badges')] = html_writer::tag( 'a', s($assertion->badge->criteria), array('href' => $assertion->badge->criteria) ); } $output .= $this->definition_list($dl); $dl = array(); if (isset($assertion->issued_on)) { $issuedate = is_numeric($assertion->issued_on) ? $assertion->issued_on : strtotime($assertion->issued_on); $dl[get_string('dateawarded', 'badges')] = userdate($issuedate); } if (isset($assertion->expires)) { if ($expiration < $today) { $dl[get_string('expirydate', 'badges')] = userdate($expiration) . get_string('warnexpired', 'badges'); } else { $dl[get_string('expirydate', 'badges')] = userdate($expiration); } } if (isset($assertion->evidence)) { $dl[get_string('evidence', 'badges')] = html_writer::tag( 'a', s($assertion->evidence), array('href' => $assertion->evidence) ); } if (!empty($dl)) { $output .= $this->output->heading(get_string('issuancedetails', 'badges'), 3); $output .= $this->definition_list($dl); } $output .= html_writer::end_tag('div'); return $output; } /** * Render a collection of user badges. * * @param \core_badges\output\badge_user_collection $badges * @return string */ protected function render_badge_user_collection(\core_badges\output\badge_user_collection $badges) { global $CFG, $USER, $SITE; $backpack = $badges->backpack; $mybackpack = new moodle_url('/badges/mybackpack.php'); $paging = new paging_bar($badges->totalcount, $badges->page, $badges->perpage, $this->page->url, 'page'); $htmlpagingbar = $this->render($paging); // Set backpack connection string. $backpackconnect = ''; if (!empty($CFG->badges_allowexternalbackpack) && is_null($backpack)) { $backpackconnect = $this->output->box(get_string('localconnectto', 'badges', $mybackpack->out()), 'noticebox'); } // Search box. $searchform = $this->output->box($this->helper_search_form($badges->search), 'boxwidthwide boxaligncenter'); // Download all button. $actionhtml = $this->output->single_button( new moodle_url('/badges/mybadges.php', array('downloadall' => true, 'sesskey' => sesskey())), get_string('downloadall'), 'POST', array('class' => 'activatebadge')); $downloadall = $this->output->box('', 'col-md-3'); $downloadall .= $this->output->box($actionhtml, 'col-md-9'); $downloadall = $this->output->box($downloadall, 'row m-l-2'); // Local badges. $localhtml = html_writer::start_tag('div', array('id' => 'issued-badge-table', 'class' => 'generalbox')); $sitename = format_string($SITE->fullname, true, array('context' => context_system::instance())); $heading = get_string('localbadges', 'badges', $sitename); $localhtml .= $this->output->heading_with_help($heading, 'localbadgesh', 'badges'); if ($badges->badges) { $countmessage = $this->output->box(get_string('badgesearned', 'badges', $badges->totalcount)); $htmllist = $this->print_badges_list($badges->badges, $USER->id); $localhtml .= $backpackconnect . $countmessage . $searchform; $localhtml .= $htmlpagingbar . $htmllist . $htmlpagingbar . $downloadall; } else { $localhtml .= $searchform . $this->output->notification(get_string('nobadges', 'badges')); } $localhtml .= html_writer::end_tag('div'); // External badges. $externalhtml = ""; if (!empty($CFG->badges_allowexternalbackpack)) { $externalhtml .= html_writer::start_tag('div', array('class' => 'generalbox')); $externalhtml .= $this->output->heading_with_help(get_string('externalbadges', 'badges'), 'externalbadges', 'badges'); if (!is_null($backpack)) { if ($backpack->backpackid != $CFG->badges_site_backpack) { $externalhtml .= $this->output->notification(get_string('backpackneedsupdate', 'badges'), 'warning'); } if ($backpack->totalcollections == 0) { $externalhtml .= get_string('nobackpackcollectionssummary', 'badges', $backpack); } else { if ($backpack->totalbadges == 0) { $externalhtml .= get_string('nobackpackbadgessummary', 'badges', $backpack); } else { $externalhtml .= get_string('backpackbadgessummary', 'badges', $backpack); $externalhtml .= '<br/><br/>' . $this->print_badges_list($backpack->badges, $USER->id, true, true); } } } else { $externalhtml .= get_string('externalconnectto', 'badges', $mybackpack->out()); } $externalhtml .= html_writer::end_tag('div'); $attr = ['class' => 'btn btn-secondary']; $label = get_string('backpackbadgessettings', 'badges'); $backpacksettings = html_writer::link(new moodle_url('/badges/mybackpack.php'), $label, $attr); $actionshtml = $this->output->box('', 'col-md-3'); $actionshtml .= $this->output->box($backpacksettings, 'col-md-9'); $actionshtml = $this->output->box($actionshtml, 'row m-l-2'); $externalhtml .= $actionshtml; } return $localhtml . $externalhtml; } /** * Render a collection of badges. * * @param \core_badges\output\badge_collection $badges * @return string */ protected function render_badge_collection(\core_badges\output\badge_collection $badges) { $paging = new paging_bar($badges->totalcount, $badges->page, $badges->perpage, $this->page->url, 'page'); $htmlpagingbar = $this->render($paging); $table = new html_table(); $table->attributes['class'] = 'table table-bordered table-striped'; $sortbyname = $this->helper_sortable_heading(get_string('name'), 'name', $badges->sort, $badges->dir); $sortbyawarded = $this->helper_sortable_heading(get_string('awardedtoyou', 'badges'), 'dateissued', $badges->sort, $badges->dir); $table->head = array( get_string('badgeimage', 'badges'), $sortbyname, get_string('description', 'badges'), get_string('bcriteria', 'badges'), $sortbyawarded ); $table->colclasses = array('badgeimage', 'name', 'description', 'criteria', 'awards'); foreach ($badges->badges as $badge) { $badgeimage = print_badge_image($badge, $this->page->context, 'large'); $name = $badge->name; $description = $badge->description; $criteria = self::print_badge_criteria($badge); if ($badge->dateissued) { $icon = new pix_icon('i/valid', get_string('dateearned', 'badges', userdate($badge->dateissued, get_string('strftimedatefullshort', 'core_langconfig')))); $badgeurl = new moodle_url('/badges/badge.php', array('hash' => $badge->uniquehash)); $awarded = $this->output->action_icon($badgeurl, $icon, null, null, true); } else { $awarded = ""; } $row = array($badgeimage, $name, $description, $criteria, $awarded); $table->data[] = $row; } $htmltable = html_writer::table($table); return $htmlpagingbar . $htmltable . $htmlpagingbar; } /** * Render a table of badges. * * @param \core_badges\output\badge_management $badges * @return string */ protected function render_badge_management(\core_badges\output\badge_management $badges) { $paging = new paging_bar($badges->totalcount, $badges->page, $badges->perpage, $this->page->url, 'page'); // New badge button. $htmlnew = ''; if (has_capability('moodle/badges:createbadge', $this->page->context)) { $n['type'] = $this->page->url->get_param('type'); $n['id'] = $this->page->url->get_param('id'); $btn = $this->output->single_button(new moodle_url('newbadge.php', $n), get_string('newbadge', 'badges')); $htmlnew = $this->output->box($btn); } $htmlpagingbar = $this->render($paging); $table = new html_table(); $table->attributes['class'] = 'table table-bordered table-striped'; $sortbyname = $this->helper_sortable_heading(get_string('name'), 'name', $badges->sort, $badges->dir); $sortbystatus = $this->helper_sortable_heading(get_string('status', 'badges'), 'status', $badges->sort, $badges->dir); $table->head = array( $sortbyname, $sortbystatus, get_string('bcriteria', 'badges'), get_string('awards', 'badges'), get_string('actions') ); $table->colclasses = array('name', 'status', 'criteria', 'awards', 'actions'); foreach ($badges->badges as $b) { $style = !$b->is_active() ? array('class' => 'dimmed') : array(); $forlink = print_badge_image($b, $this->page->context) . ' ' . html_writer::start_tag('span') . $b->name . html_writer::end_tag('span'); $name = html_writer::link(new moodle_url('/badges/overview.php', array('id' => $b->id)), $forlink, $style); $status = $b->statstring; $criteria = self::print_badge_criteria($b, 'short'); if (has_capability('moodle/badges:viewawarded', $this->page->context)) { $awards = html_writer::link(new moodle_url('/badges/recipients.php', array('id' => $b->id)), $b->awards); } else { $awards = $b->awards; } $actions = self::print_badge_table_actions($b, $this->page->context); $row = array($name, $status, $criteria, $awards, $actions); $table->data[] = $row; } $htmltable = html_writer::table($table); return $htmlnew . $htmlpagingbar . $htmltable . $htmlpagingbar; } /** * Prints tabs for badge editing. * * @param integer $badgeid The badgeid to edit. * @param context $context The current context. * @param string $current The currently selected tab. * @return string */ public function print_badge_tabs($badgeid, $context, $current = 'overview') { global $DB; $badge = new badge($badgeid); $row = array(); $row[] = new tabobject('overview', new moodle_url('/badges/overview.php', array('id' => $badgeid)), get_string('boverview', 'badges') ); if (has_capability('moodle/badges:configuredetails', $context)) { $row[] = new tabobject('details', new moodle_url('/badges/edit.php', array('id' => $badgeid, 'action' => 'badge')), get_string('bdetails', 'badges') ); } if (has_capability('moodle/badges:configurecriteria', $context)) { $row[] = new tabobject('criteria', new moodle_url('/badges/criteria.php', array('id' => $badgeid)), get_string('bcriteria', 'badges') ); } if (has_capability('moodle/badges:configuremessages', $context)) { $row[] = new tabobject('message', new moodle_url('/badges/edit.php', array('id' => $badgeid, 'action' => 'message')), get_string('bmessage', 'badges') ); } if (has_capability('moodle/badges:viewawarded', $context)) { $awarded = $DB->count_records_sql('SELECT COUNT(b.userid) FROM {badge_issued} b INNER JOIN {user} u ON b.userid = u.id WHERE b.badgeid = :badgeid AND u.deleted = 0', array('badgeid' => $badgeid)); $row[] = new tabobject('awards', new moodle_url('/badges/recipients.php', array('id' => $badgeid)), get_string('bawards', 'badges', $awarded) ); } if (has_capability('moodle/badges:configuredetails', $context)) { $row[] = new tabobject('bendorsement', new moodle_url('/badges/endorsement.php', array('id' => $badgeid)), get_string('bendorsement', 'badges') ); } if (has_capability('moodle/badges:configuredetails', $context)) { $sql = "SELECT COUNT(br.badgeid) FROM {badge_related} br WHERE (br.badgeid = :badgeid OR br.relatedbadgeid = :badgeid2)"; $related = $DB->count_records_sql($sql, ['badgeid' => $badgeid, 'badgeid2' => $badgeid]); $row[] = new tabobject('brelated', new moodle_url('/badges/related.php', array('id' => $badgeid)), get_string('brelated', 'badges', $related) ); } if (has_capability('moodle/badges:configuredetails', $context)) { $alignments = $DB->count_records_sql("SELECT COUNT(bc.id) FROM {badge_alignment} bc WHERE bc.badgeid = :badgeid", array('badgeid' => $badgeid)); $row[] = new tabobject('balignment', new moodle_url('/badges/alignment.php', array('id' => $badgeid)), get_string('balignment', 'badges', $alignments) ); } echo $this->tabtree($row, $current); } /** * Prints badge status box. * * @param badge $badge * @return Either the status box html as a string or null */ public function print_badge_status_box(badge $badge) { if (has_capability('moodle/badges:configurecriteria', $badge->get_context())) { if (!$badge->has_criteria()) { $criteriaurl = new moodle_url('/badges/criteria.php', array('id' => $badge->id)); $status = get_string('nocriteria', 'badges'); if ($this->page->url != $criteriaurl) { $action = $this->output->single_button( $criteriaurl, get_string('addcriteria', 'badges'), 'POST', array('class' => 'activatebadge')); } else { $action = ''; } $message = $status . $action; } else { $status = get_string('statusmessage_' . $badge->status, 'badges'); if ($badge->is_active()) { $action = $this->output->single_button(new moodle_url('/badges/action.php', array('id' => $badge->id, 'lock' => 1, 'sesskey' => sesskey(), 'return' => $this->page->url->out_as_local_url(false))), get_string('deactivate', 'badges'), 'POST', array('class' => 'activatebadge')); } else { $action = $this->output->single_button(new moodle_url('/badges/action.php', array('id' => $badge->id, 'activate' => 1, 'sesskey' => sesskey(), 'return' => $this->page->url->out_as_local_url(false))), get_string('activate', 'badges'), 'POST', array('class' => 'activatebadge')); } $message = $status . $this->output->help_icon('status', 'badges') . $action; } $style = $badge->is_active() ? 'generalbox statusbox active' : 'generalbox statusbox inactive'; return $this->output->box($message, $style); } return null; } /** * Returns information about badge criteria in a list form. * * @param badge $badge Badge objects * @param string $short Indicates whether to print full info about this badge * @return string $output HTML string to output */ public function print_badge_criteria(badge $badge, $short = '') { $agg = $badge->get_aggregation_methods(); if (empty($badge->criteria)) { return get_string('nocriteria', 'badges'); } $overalldescr = ''; $overall = $badge->criteria[BADGE_CRITERIA_TYPE_OVERALL]; if (!$short && !empty($overall->description)) { $overalldescr = $this->output->box( format_text($overall->description, $overall->descriptionformat, array('context' => $badge->get_context())), 'criteria-description' ); } // Get the condition string. if (count($badge->criteria) == 2) { $condition = ''; if (!$short) { $condition = get_string('criteria_descr', 'badges'); } } else { $condition = get_string('criteria_descr_' . $short . BADGE_CRITERIA_TYPE_OVERALL, 'badges', core_text::strtoupper($agg[$badge->get_aggregation_method()])); } unset($badge->criteria[BADGE_CRITERIA_TYPE_OVERALL]); $items = array(); // If only one criterion left, make sure its description goe to the top. if (count($badge->criteria) == 1) { $c = reset($badge->criteria); if (!$short && !empty($c->description)) { $overalldescr = $this->output->box( format_text($c->description, $c->descriptionformat, array('context' => $badge->get_context())), 'criteria-description' ); } if (count($c->params) == 1) { $items[] = get_string('criteria_descr_single_' . $short . $c->criteriatype , 'badges') . $c->get_details($short); } else { $items[] = get_string('criteria_descr_' . $short . $c->criteriatype, 'badges', core_text::strtoupper($agg[$badge->get_aggregation_method($c->criteriatype)])) . $c->get_details($short); } } else { foreach ($badge->criteria as $type => $c) { $criteriadescr = ''; if (!$short && !empty($c->description)) { $criteriadescr = $this->output->box( format_text($c->description, $c->descriptionformat, array('context' => $badge->get_context())), 'criteria-description' ); } if (count($c->params) == 1) { $items[] = get_string('criteria_descr_single_' . $short . $type , 'badges') . $c->get_details($short) . $criteriadescr; } else { $items[] = get_string('criteria_descr_' . $short . $type , 'badges', core_text::strtoupper($agg[$badge->get_aggregation_method($type)])) . $c->get_details($short) . $criteriadescr; } } } return $overalldescr . $condition . html_writer::alist($items, array(), 'ul');; } /** * Prints criteria actions for badge editing. * * @param badge $badge * @return string */ public function print_criteria_actions(badge $badge) { $output = ''; if (!$badge->is_active() && !$badge->is_locked()) { $accepted = $badge->get_accepted_criteria(); $potential = array_diff($accepted, array_keys($badge->criteria)); if (!empty($potential)) { foreach ($potential as $p) { if ($p != 0) { $select[$p] = get_string('criteria_' . $p, 'badges'); } } $output .= $this->output->single_select( new moodle_url('/badges/criteria_settings.php', array('badgeid' => $badge->id, 'add' => true)), 'type', $select, '', array('' => 'choosedots'), null, array('label' => get_string('addbadgecriteria', 'badges')) ); } else { $output .= $this->output->box(get_string('nothingtoadd', 'badges'), 'clearfix'); } } return $output; } /** * Renders a table with users who have earned the badge. * Based on stamps collection plugin. * * @param \core_badges\output\badge_recipients $recipients * @return string */ protected function render_badge_recipients(\core_badges\output\badge_recipients $recipients) { $paging = new paging_bar($recipients->totalcount, $recipients->page, $recipients->perpage, $this->page->url, 'page'); $htmlpagingbar = $this->render($paging); $table = new html_table(); $table->attributes['class'] = 'generaltable boxaligncenter boxwidthwide'; $sortbyfirstname = $this->helper_sortable_heading(get_string('firstname'), 'firstname', $recipients->sort, $recipients->dir); $sortbylastname = $this->helper_sortable_heading(get_string('lastname'), 'lastname', $recipients->sort, $recipients->dir); if ($this->helper_fullname_format() == 'lf') { $sortbyname = $sortbylastname . ' / ' . $sortbyfirstname; } else { $sortbyname = $sortbyfirstname . ' / ' . $sortbylastname; } $sortbydate = $this->helper_sortable_heading(get_string('dateawarded', 'badges'), 'dateissued', $recipients->sort, $recipients->dir); $table->head = array($sortbyname, $sortbydate, ''); foreach ($recipients->userids as $holder) { $fullname = fullname($holder); $fullname = html_writer::link( new moodle_url('/user/profile.php', array('id' => $holder->userid)), $fullname ); $awarded = userdate($holder->dateissued); $badgeurl = html_writer::link( new moodle_url('/badges/badge.php', array('hash' => $holder->uniquehash)), get_string('viewbadge', 'badges') ); $row = array($fullname, $awarded, $badgeurl); $table->data[] = $row; } $htmltable = html_writer::table($table); return $htmlpagingbar . $htmltable . $htmlpagingbar; } //////////////////////////////////////////////////////////////////////////// // Helper methods // Reused from stamps collection plugin //////////////////////////////////////////////////////////////////////////// /** * Renders a text with icons to sort by the given column * * This is intended for table headings. * * @param string $text The heading text * @param string $sortid The column id used for sorting * @param string $sortby Currently sorted by (column id) * @param string $sorthow Currently sorted how (ASC|DESC) * * @return string */ protected function helper_sortable_heading($text, $sortid = null, $sortby = null, $sorthow = null) { $out = html_writer::tag('span', $text, array('class' => 'text')); if (!is_null($sortid)) { if ($sortby !== $sortid || $sorthow !== 'ASC') { $url = new moodle_url($this->page->url); $url->params(array('sort' => $sortid, 'dir' => 'ASC')); $out .= $this->output->action_icon($url, new pix_icon('t/sort_asc', get_string('sortbyx', 'core', s($text)), null, array('class' => 'iconsort'))); } if ($sortby !== $sortid || $sorthow !== 'DESC') { $url = new moodle_url($this->page->url); $url->params(array('sort' => $sortid, 'dir' => 'DESC')); $out .= $this->output->action_icon($url, new pix_icon('t/sort_desc', get_string('sortbyxreverse', 'core', s($text)), null, array('class' => 'iconsort'))); } } return $out; } /** * Tries to guess the fullname format set at the site * * @return string fl|lf */ protected function helper_fullname_format() { $fake = new stdClass(); $fake->lastname = 'LLLL'; $fake->firstname = 'FFFF'; $fullname = get_string('fullnamedisplay', '', $fake); if (strpos($fullname, 'LLLL') < strpos($fullname, 'FFFF')) { return 'lf'; } else { return 'fl'; } } /** * Renders a search form * * @param string $search Search string * @return string HTML */ protected function helper_search_form($search) { global $CFG; require_once($CFG->libdir . '/formslib.php'); $mform = new MoodleQuickForm('searchform', 'POST', $this->page->url); $mform->addElement('hidden', 'sesskey', sesskey()); $el[] = $mform->createElement('text', 'search', get_string('search'), array('size' => 20)); $mform->setDefault('search', $search); $el[] = $mform->createElement('submit', 'submitsearch', get_string('search')); $el[] = $mform->createElement('submit', 'clearsearch', get_string('clear')); $mform->addGroup($el, 'searchgroup', get_string('searchname', 'badges'), ' ', false); ob_start(); $mform->display(); $out = ob_get_clean(); return $out; } /** * Renders a definition list * * @param array $items the list of items to define * @param array */ protected function definition_list(array $items, array $attributes = array()) { $output = html_writer::start_tag('dl', $attributes); foreach ($items as $label => $value) { $output .= html_writer::tag('dt', $label); $output .= html_writer::tag('dd', $value); } $output .= html_writer::end_tag('dl'); return $output; } /** * Outputs list en badges. * * @param badge $badge Badge object. * @return string $output content endorsement to output. */ protected function print_badge_endorsement(badge $badge) { $output = ''; $endorsement = $badge->get_endorsement(); $dl = array(); $output .= $this->heading(get_string('endorsement', 'badges'), 3); if (!empty($endorsement)) { $dl[get_string('issuername', 'badges')] = $endorsement->issuername; $dl[get_string('issueremail', 'badges')] = html_writer::tag('a', $endorsement->issueremail, array('href' => 'mailto:' . $endorsement->issueremail)); $dl[get_string('issuerurl', 'badges')] = html_writer::link($endorsement->issuerurl, $endorsement->issuerurl, array('target' => '_blank')); $dl[get_string('dateawarded', 'badges')] = userdate($endorsement->dateissued); $dl[get_string('claimid', 'badges')] = html_writer::link($endorsement->claimid, $endorsement->claimid, array('target' => '_blank')); $dl[get_string('claimcomment', 'badges')] = $endorsement->claimcomment; $output .= $this->definition_list($dl); } else { $output .= get_string('noendorsement', 'badges'); } return $output; } /** * Print list badges related. * * @param badge $badge Badge objects. * @return string $output List related badges to output. */ protected function print_badge_related(badge $badge) { $output = ''; $relatedbadges = $badge->get_related_badges(); $output .= $this->heading(get_string('relatedbages', 'badges'), 3); if (!empty($relatedbadges)) { $items = array(); foreach ($relatedbadges as $related) { $relatedurl = new moodle_url('/badges/overview.php', array('id' => $related->id)); $items[] = html_writer::link($relatedurl->out(), $related->name, array('target' => '_blank')); } $output .= html_writer::alist($items, array(), 'ul'); } else { $output .= get_string('norelated', 'badges'); } return $output; } /** * Print list badge alignments. * * @param badge $badge Badge objects. * @return string $output List alignments to output. */ protected function print_badge_alignments(badge $badge) { $output = ''; $output .= $this->heading(get_string('alignment', 'badges'), 3); $alignments = $badge->get_alignments(); if (!empty($alignments)) { $items = array(); foreach ($alignments as $alignment) { $urlaligment = new moodle_url('alignment.php', array('id' => $badge->id, 'alignmentid' => $alignment->id) ); $items[] = html_writer::link($urlaligment, $alignment->targetname, array('target' => '_blank')); } $output .= html_writer::alist($items, array(), 'ul'); } else { $output .= get_string('noalignment', 'badges'); } return $output; } /** * Renders a table for related badges. * * @param \core_badges\output\badge_related $related list related badges. * @return string list related badges to output. */ protected function render_badge_related(\core_badges\output\badge_related $related) { $currentbadge = new badge($related->currentbadgeid); $languages = get_string_manager()->get_list_of_languages(); $paging = new paging_bar($related->totalcount, $related->page, $related->perpage, $this->page->url, 'page'); $htmlpagingbar = $this->render($paging); $table = new html_table(); $table->attributes['class'] = 'generaltable boxaligncenter boxwidthwide'; $table->head = array( get_string('name'), get_string('version', 'badges'), get_string('language', 'badges'), get_string('type', 'badges') ); if (!$currentbadge->is_active() && !$currentbadge->is_locked()) { array_push($table->head, ''); } foreach ($related->badges as $badge) { $badgeobject = new badge($badge->id); $style = array('title' => $badgeobject->name); if (!$badgeobject->is_active()) { $style['class'] = 'dimmed'; } $context = ($badgeobject->type == BADGE_TYPE_SITE) ? context_system::instance() : context_course::instance($badgeobject->courseid); $forlink = print_badge_image($badgeobject, $context) . ' ' . html_writer::start_tag('span') . $badgeobject->name . html_writer::end_tag('span'); $name = html_writer::link(new moodle_url('/badges/overview.php', array('id' => $badgeobject->id)), $forlink, $style); $row = array( $name, $badge->version, $badge->language ? $languages[$badge->language] : '', $badge->type == BADGE_TYPE_COURSE ? get_string('badgesview', 'badges') : get_string('sitebadges', 'badges') ); if (!$currentbadge->is_active() && !$currentbadge->is_locked()) { $action = $this->output->action_icon( new moodle_url('related_action.php', array( 'badgeid' => $related->currentbadgeid, 'relatedid' => $badge->id, 'action' => 'remove' ) ), new pix_icon('t/delete', get_string('delete'))); $actions = html_writer::tag('div', $action, array('class' => 'badge-actions')); array_push($row, $actions); } $table->data[] = $row; } $htmltable = html_writer::table($table); return $htmlpagingbar . $htmltable . $htmlpagingbar; } /** * Renders a table with alignment. * * @param core_badges\output\badge_alignments $alignments List alignments. * @return string List alignment to output. */ protected function render_badge_alignments(\core_badges\output\badge_alignments $alignments) { $currentbadge = new badge($alignments->currentbadgeid); $paging = new paging_bar($alignments->totalcount, $alignments->page, $alignments->perpage, $this->page->url, 'page'); $htmlpagingbar = $this->render($paging); $table = new html_table(); $table->attributes['class'] = 'generaltable boxaligncenter boxwidthwide'; $table->head = array('Name', 'URL', ''); foreach ($alignments->alignments as $item) { $urlaligment = new moodle_url('alignment.php', array( 'id' => $currentbadge->id, 'alignmentid' => $item->id, ) ); $row = array( html_writer::link($urlaligment, $item->targetname), html_writer::link($item->targeturl, $item->targeturl, array('target' => '_blank')) ); if (!$currentbadge->is_active() && !$currentbadge->is_locked()) { $delete = $this->output->action_icon( new moodle_url('alignment_action.php', array( 'id' => $currentbadge->id, 'alignmentid' => $item->id, 'action' => 'remove' ) ), new pix_icon('t/delete', get_string('delete'))); $edit = $this->output->action_icon( new moodle_url('alignment.php', array( 'id' => $currentbadge->id, 'alignmentid' => $item->id, 'action' => 'edit' ) ), new pix_icon('t/edit', get_string('edit'))); $actions = html_writer::tag('div', $edit . $delete, array('class' => 'badge-actions')); array_push($row, $actions); } $table->data[] = $row; } $htmltable = html_writer::table($table); return $htmlpagingbar . $htmltable . $htmlpagingbar; } /** * Defer to template. * * @param \core_badges\output\external_backpacks_page $page * @return bool|string */ public function render_external_backpacks_page(\core_badges\output\external_backpacks_page $page) { $data = $page->export_for_template($this); return parent::render_from_template('core_badges/external_backpacks_page', $data); } /** * Get the result of a backpack validation with its settings. It returns: * - A informative message if the backpack version is different from OBv2. * - A warning with the error if it's not possible to connect to this backpack. * - A successful message if the connection has worked. * * @param int $backpackid The backpack identifier. * @return string A message with the validation result. */ public function render_test_backpack_result(int $backpackid): string { // Get the backpack. $backpack = badges_get_site_backpack($backpackid); // Add the header to the result. $result = $this->heading(get_string('testbackpack', 'badges', $backpack->backpackweburl)); if ($backpack->apiversion != OPEN_BADGES_V2) { // Only OBv2 supports this validation. $result .= get_string('backpackconnectionnottested', 'badges'); } else { $message = badges_verify_backpack($backpackid); if (empty($message)) { $result .= get_string('backpackconnectionok', 'badges'); } else { $result .= $message; } } return $result; } }