mirror of
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113 lines
2.8 KiB
PHP
113 lines
2.8 KiB
PHP
<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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/**
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* Moodle site analysable.
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*
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* @package core_analytics
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* @copyright 2016 David Monllao {@link http://www.davidmonllao.com}
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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namespace core_analytics;
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defined('MOODLE_INTERNAL') || die();
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/**
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* Moodle site analysable.
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*
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* @package core_analytics
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* @copyright 2016 David Monllao {@link http://www.davidmonllao.com}
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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class site implements \core_analytics\analysable {
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/**
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* @var int
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*/
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protected $start;
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/**
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* @var int
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*/
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protected $end;
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/**
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* Analysable id
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*
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* @return int
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*/
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public function get_id() {
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return SYSCONTEXTID;
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}
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/**
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* Analysable context.
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*
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* @return \context
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*/
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public function get_context() {
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return \context_system::instance();
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}
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/**
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* Analysable start timestamp.
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*
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* @return int
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*/
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public function get_start() {
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if (!empty($this->start)) {
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return $this->start;
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}
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$logstore = \core_analytics\manager::get_analytics_logstore();
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// Basically a SELECT MIN(timecreated) FROM ...
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$events = $logstore->get_events_select("", array(), "timecreated ASC", 0, 1);
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if ($events) {
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// There should be just 1 event.
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$event = reset($events);
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$this->start = $event->timecreated;
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} else {
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$this->start = 0;
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}
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return $this->start;
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}
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/**
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* Analysable end timestamp.
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*
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* @return int
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*/
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public function get_end() {
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if (!empty($this->end)) {
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return $this->end;
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}
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$logstore = \core_analytics\manager::get_analytics_logstore();
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// Basically a SELECT MAX(timecreated) FROM ...
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$events = $logstore->get_events_select("", array(), "timecreated DESC", 0, 1);
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if ($events) {
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// There should be just 1 event.
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$event = reset($events);
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$this->end = $event->timecreated;
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} else {
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$this->end = time();
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}
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return $this->end;
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}
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}
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