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efrain |
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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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* Read slave helper that exposes selected moodle_read_slave_trait metods
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*
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* @package core
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* @category dml
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* @copyright 2018 Srdjan Janković, Catalyst IT
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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;
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use ReflectionProperty;
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/**
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* Read slave helper that exposes selected moodle_read_slave_trait metods
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*
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* @package core
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* @category dml
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* @copyright 2018 Catalyst IT
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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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trait test_moodle_read_slave_trait {
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/**
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* Constructs a mock db driver
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*
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* @param bool $external
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*/
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public function __construct($external = false) {
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parent::__construct($external);
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$rw = fopen("php://memory", 'r+');
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fputs($rw, 'rw');
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$ro = fopen("php://memory", 'r+');
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fputs($ro, 'ro');
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$this->prefix = 'test_'; // Default, not to leave empty.
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$rcp = new ReflectionProperty(parent::class, 'wantreadslave');
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$rcp->setValue($this, true);
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$this->dbhwrite = $rw;
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$this->dbhreadonly = $ro;
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$this->set_db_handle($this->dbhwrite);
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$this->temptables = new \moodle_temptables($this);
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}
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/**
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* Check db handle
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* @param string $id
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* @return bool
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*/
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public function db_handle_is($id) {
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$dbh = $this->get_db_handle();
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rewind($dbh);
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return stream_get_contents($dbh) == $id;
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}
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/**
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* Check db handle is rw
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* @return bool
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*/
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public function db_handle_is_rw() {
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return $this->db_handle_is('rw');
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}
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/**
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* Check db handle is ro
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* @return bool
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*/
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public function db_handle_is_ro() {
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return $this->db_handle_is('ro');
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}
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/**
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* Upgrade to public
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* @return resource
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*/
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public function get_db_handle() {
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return parent::get_db_handle();
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}
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/**
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* Upgrade to public
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* @param string $sql
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* @param array|null $params
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* @param int $type
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* @param array $extrainfo
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*/
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public function query_start($sql, ?array $params, $type, $extrainfo = null) {
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return parent::query_start($sql, $params, $type);
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}
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/**
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* Upgrade to public
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* @param mixed $result
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*/
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public function query_end($result) {
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parent::query_end($result);
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$this->set_db_handle($this->dbhwrite);
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}
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/**
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* Upgrade to public
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*/
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public function dispose() {
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}
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}
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