287 lines
8.8 KiB
PHP
287 lines
8.8 KiB
PHP
<?php
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/**
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* dmarc-srg - A php parser, viewer and summary report generator for incoming DMARC reports.
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* Copyright (C) 2020 Aleksey Andreev (liuch)
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*
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* Available at:
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* https://github.com/liuch/dmarc-srg
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*
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* This program is free software: you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation, either version 3 of the License.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* =========================
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*
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* This file contains the class Domain
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*
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* @category API
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* @package DmarcSrg
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* @author Aleksey Andreev (liuch)
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* @license https://www.gnu.org/licenses/gpl-3.0.html GNU/GPLv3
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*/
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namespace Liuch\DmarcSrg\Domains;
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use Liuch\DmarcSrg\Core;
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use Liuch\DmarcSrg\Exception\SoftException;
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use Liuch\DmarcSrg\Exception\LogicException;
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use Liuch\DmarcSrg\Exception\DatabaseNotFoundException;
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/**
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* It's a class for accessing to stored domains data
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*
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* This class is designed for storing and manipulating domain data.
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* All queries to the datatabase are made in lazy mode.
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*/
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class Domain
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{
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private $db = null;
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private $ex_f = null;
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private $data = [
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'id' => null,
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'fqdn' => null,
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'active' => null,
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'description' => null,
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'created_time' => null,
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'updated_time' => null
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];
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/**
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* It's a constructor of the class
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*
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* Some examples of using:
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* (new Domain(1))->fqdn(); - will return the fully qualified domain name for the domain with id = 1
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* (new Domain('example.com'))->description(); - will return the description for the domain example.com
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* (new Domain([ 'fqdn' => 'example.com', 'description' => 'an expample domain' ])->save(); - will add
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* this domain to the database if it does not exist in it.
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*
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* @param int|string|array $data Some domain data to identify it
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* int value is treated as domain id
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* string value is treated as a FQDN
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* array has these fields: `id`, `fqdn`, `active`, `description`
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* and usually uses for creating a new domain item.
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* Note: The values of the fields `created_time` and `updated_time`
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* will be ignored while saving to the database.
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* @param DatabaseController $db The database controller
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*
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* @return void
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*/
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public function __construct($data, $db = null)
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{
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$this->db = $db ?? Core::instance()->database();
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switch (gettype($data)) {
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case 'integer':
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$this->data['id'] = $data;
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return;
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case 'string':
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$this->data['fqdn'] = strtolower($data);
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$this->checkFqdn();
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return;
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case 'array':
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if (isset($data['id'])) {
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if (gettype($data['id']) !== 'integer') {
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break;
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}
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$this->data['id'] = $data['id'];
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}
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if (isset($data['fqdn'])) {
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if (gettype($data['fqdn']) !== 'string') {
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break;
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}
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$this->data['fqdn'] = strtolower($data['fqdn']);
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$this->checkFqdn();
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}
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if (isset($data['active'])) {
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if (gettype($data['active']) !== 'boolean') {
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break;
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}
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$this->data['active'] = $data['active'];
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} else {
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$this->data['active'] = false;
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}
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if (isset($data['description'])) {
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if (gettype($data['description']) !== 'string') {
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break;
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}
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$this->data['description'] = $data['description'];
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}
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if (isset($data['created_time'])) {
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if (gettype($data['created_time']) !== 'object') {
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break;
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}
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$this->data['created_time'] = $data['created_time'];
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}
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if (isset($data['updated_time'])) {
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if (gettype($data['updated_time']) !== 'object') {
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break;
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}
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$this->data['updated_time'] = $data['updated_time'];
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}
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if (!is_null($this->data['id']) || !is_null($this->data['fqdn'])) {
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return;
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}
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}
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throw new LogicException('Wrong domain data');
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}
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/**
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* Returns true if the domain exists in the database or false otherwise
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*
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* @return bool Whether the domain exists
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*/
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public function exists(): bool
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{
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if (is_null($this->ex_f)) {
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$this->ex_f = $this->db->getMapper('domain')->exists($this->data);
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}
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return $this->ex_f;
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}
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/**
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* Returns the domain id
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*
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* @return int The domain id
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*/
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public function id(): int
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{
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if (is_null($this->data['id'])) {
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$this->fetchData();
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}
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return $this->data['id'];
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}
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/**
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* Returns the domain's FQDN
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*
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* @return string FQDN for the domain
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*/
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public function fqdn(): string
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{
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if (is_null($this->data['fqdn'])) {
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$this->fetchData();
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}
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return $this->data['fqdn'];
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}
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/**
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* Whether the domain is active or not
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*
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* When the domain is inactive, all incoming reports for it are ignored
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* but the domain will still be included in summary reports.
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*
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* @return bool
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*/
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public function active(): bool
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{
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if (is_null($this->data['active'])) {
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$this->fetchData();
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}
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return $this->data['active'];
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}
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/**
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* Returns the domain's description
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*
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* @return string|null The description of the domain if it exists or null otherwise
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*/
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public function description()
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{
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if (is_null($this->data['id']) || is_null($this->data['fqdn'])) {
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$this->fetchData();
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}
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return $this->data['description'];
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}
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/**
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* Returns an array with domain data
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*
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* @return array Domain data
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*/
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public function toArray(): array
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{
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if (is_null($this->data['id']) || is_null($this->data['fqdn'])) {
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$this->fetchData();
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}
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$res = $this->data;
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unset($res['id']);
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return $res;
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}
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/**
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* Saves the domain to the database
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*
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* Updates the domain's description in the database if the domain exists or insert a new record otherwise.
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* The domain id is ignored in the insert mode.
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*
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* @return void
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*/
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public function save(): void
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{
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$this->db->getMapper('domain')->save($this->data);
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$this->ex_f = true;
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}
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/**
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* Deletes the domain from the database
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*
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* Deletes the domain if there are no reports for this domain in the database.
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* If you want to stop handling reports for this domain, just make it inactive.
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*
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* @return void
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*/
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public function delete(): void
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{
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if (is_null($this->data['id'])) {
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$this->fetchData();
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}
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$this->db->getMapper('domain')->delete($this->data);
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$this->ex_f = false;
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}
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/**
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* Removes the trailing dot from the domain name and checks it for an empty value.
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*
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* @return void
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*/
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private function checkFqdn(): void
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{
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$fqdn = trim($this->data['fqdn']);
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if (substr($fqdn, -1) === '.') {
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$fqdn = trim(substr($fqdn, 0, -1));
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}
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if ($fqdn === '') {
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throw new SoftException('The domain name must not be an empty string');
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}
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$this->data['fqdn'] = $fqdn;
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}
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/**
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* Fetches the domain data from the database by its id or name
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*
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* @return void
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*/
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private function fetchData(): void
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{
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if ($this->ex_f === false) {
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return;
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}
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try {
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$this->db->getMapper('domain')->fetch($this->data);
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$this->ex_f = true;
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} catch (DatabaseNotFoundException $e) {
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$this->ex_f = false;
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throw new SoftException('Domain not found');
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}
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}
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}
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