report/insights/insights.php

   1 <?php
   2 // This file is part of Moodle - http://moodle.org/
   3 //
   4 // Moodle is free software: you can redistribute it and/or modify
   5 // it under the terms of the GNU General Public License as published by
   6 // the Free Software Foundation, either version 3 of the License, or
   7 // (at your option) any later version.
   8 //
   9 // Moodle is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU General Public License for more details.
  13 //
  14 // You should have received a copy of the GNU General Public License
  15 // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  16
  17 /**
  18  * View model predictions.
  19  *
  20  * @package    report_insights
  21  * @copyright  2017 David Monllao {@link http://www.davidmonllao.com}
  22  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23  */
  24
  25 require_once(__DIR__ . '/../../../config.php');
  26
  27 $contextid = required_param('contextid', PARAM_INT);
  28 $modelid = optional_param('modelid', false, PARAM_INT);
  29
  30 $context = context::instance_by_id($contextid);
  31
  32 if ($context->contextlevel === CONTEXT_MODULE) {
  33     list($course, $cm) = get_module_from_cmid($context->instanceid);
  34     require_login($course, true, $cm);
  35 } else if ($context->contextlevel >= CONTEXT_COURSE) {
  36     $coursecontext = $context->get_course_context(true);
  37     require_login($coursecontext->instanceid);
  38 } else {
  39     require_login();
  40     $PAGE->set_context($context);
  41 }
  42
  43 require_capability('moodle/analytics:listinsights', $context);
  44
  45 // Get all models that are enabled, trained and have predictions at this context.
  46 $othermodels = \core_analytics\manager::get_all_models(true, true, $context);
  47 if (!$modelid && count($othermodels)) {
  48     // Autoselect the only available model.
  49     $model = reset($othermodels);
  50     $modelid = $model->get_id();
  51 }
  52 if ($modelid) {
  53     unset($othermodels[$modelid]);
  54 }
  55
  56 $params = array('contextid' => $contextid);
  57 $url = new \moodle_url('/report/insights/insights.php', $params);
  58 if ($modelid) {
  59     $url->param('modelid', $modelid);
  60 }
  61
  62 $PAGE->set_url($url);
  63 $PAGE->set_pagelayout('report');
  64
  65 $renderer = $PAGE->get_renderer('report_insights');
  66
  67 // No models with predictions available at this context level.
  68 if (!$modelid) {
  69     echo $renderer->render_no_predictions($context);
  70     exit(0);
  71 }
  72
  73 $model = new \core_analytics\model($modelid);
  74
  75 $insightinfo = new stdClass();
  76 $insightinfo->contextname = $context->get_context_name();
  77 $insightinfo->insightname = $model->get_target()->get_name();
  78 $title = get_string('insightinfo', 'report_insights', $insightinfo);
  79
  80
  81 if (!$model->is_enabled() && !has_capability('moodle/analytics:managemodels', $context)) {
  82     echo $renderer->render_model_disabled($insightinfo);
  83     exit(0);
  84 }
  85
  86 $PAGE->set_title($title);
  87 $PAGE->set_heading($title);
  88
  89 echo $OUTPUT->header();
  90
  91 $renderable = new \core_analytics\output\predictions_list($model, $context, $othermodels);
  92 echo $renderer->render($renderable);
  93
  94 echo $OUTPUT->footer();