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/>.

/**

 * Configurable Reports

 * A Moodle block for creating customizable reports

 * @package blocks

 * @author: Juan leyva <http://www.twitter.com/jleyvadelgado>

 * @date: 2009

 */

class report_timeline extends report_base {

    public function init() {

        $this->components = array('timeline', 'columns', 'filters', 'template', 'permissions', 'calcs', 'plot');

    }

    public function get_all_elements() {

        $elements = array();

        $components = cr_unserialize($this->config->components);

        $config = (isset($components['timeline']['config'])) ? $components['timeline']['config'] : new \stdclass();

        if (isset($config->timemode)) {

            $daysecs = 60 * 60 * 24;

            if ($config->timemode == 'previous') {

                $config->starttime = gmmktime() - $config->previousstart * $daysecs;

                $config->endtime = gmmktime() - $config->previousend * $daysecs;

                if (isset($config->forcemidnight)) {

                    $config->starttime = usergetmidnight($config->starttime);

                    $config->endtime = usergetmidnight($config->endtime) + ($daysecs - 1);

                }

            }

            $filterstarttime = optional_param('filter_starttime', 0, PARAM_RAW);

            $filterendtime = optional_param('filter_endtime', 0, PARAM_RAW);

            if ($filterstarttime and $filterendtime) {

                $filterstarttime = make_timestamp($filterstarttime['year'], $filterstarttime['month'], $filterstarttime['day']);

                $filterendtime = make_timestamp($filterendtime['year'], $filterendtime['month'], $filterendtime['day']);

                $config->starttime = usergetmidnight($filterstarttime);

                $config->endtime = usergetmidnight($filterendtime) + 24 * 60 * 60;

            }

            for ($i = $config->starttime; $i < $config->endtime; $i += $config->interval * $daysecs) {

                $row = new stdclass();

                $row->id = $i;

                $row->starttime = $i;

                $row->endtime = $row->starttime + ($config->interval * $daysecs - 1);

                if ($row->endtime > $config->endtime) {

                    $row->endtime = $config->endtime;

                }

                $this->timeline[$row->starttime] = $row;

                $elements[] = $row->starttime;

            }

            if ($config->ordering == 'desc') {

                rsort($elements);

            }

        }

        return $elements;

    }

    public function get_rows($elements, $sqlorder = '') {

        global $DB, $CFG;

        if (!empty($elements)) {

            $finaltimeline = array();

            foreach ($elements as $e) {

                $finaltimeline[] = $this->timeline[$e];

            }

            return $finaltimeline;

        } else {

            return array();

        }

    }

}