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<?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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* @package moodlecore
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* @subpackage backup-logger
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* @copyright 2010 onwards Eloy Lafuente (stronk7) {@link http://stronk7.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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/**
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* Logger implementation that sends messages to database
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*
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* TODO: Finish phpdocs
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*/
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class database_logger extends base_logger {
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protected $datecol; // Name of the field where the timestamp will be stored
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protected $levelcol; // Name of the field where the level of the message will be stored
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protected $messagecol; // Name of the field where the message will be stored
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protected $logtable; // Table, without prefix where information must be logged
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protected $columns; // Array of columns and values to set in all actions logged
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// Protected API starts here
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public function __construct($level, $datecol = false, $levelcol = false, $messagecol = null, $logtable = null, $columns = null) {
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// TODO check $datecol exists
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// TODO check $levelcol exists
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// TODO check $logtable exists
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// TODO check $messagecol exists
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// TODO check all $columns exist
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$this->datecol = $datecol;
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$this->levelcol = $levelcol;
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$this->messagecol = $messagecol;
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$this->logtable = $logtable;
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$this->columns = $columns;
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parent::__construct($level, (bool)$datecol, (bool)$levelcol);
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}
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protected function action($message, $level, $options = null) {
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$columns = $this->columns;
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if ($this->datecol) {
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$columns[$this->datecol] = time();
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}
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if ($this->levelcol) {
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$columns[$this->levelcol] = $level;
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}
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$columns[$this->messagecol] = clean_param($message, PARAM_NOTAGS);
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return $this->insert_log_record($this->logtable, $columns);
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}
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protected function insert_log_record($table, $columns) {
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// TODO: Allow to use an alternate connection (created in constructor)
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// based in some CFG->backup_database_logger_newconn = true in order
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// to preserve DB logs if the whole backup/restore transaction is
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// rollback
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global $DB;
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return $DB->insert_record($table, $columns, false); // Don't return inserted id
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}
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}
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