mirror of
https://github.com/Oreolek/ifhub.club.git
synced 2024-04-26 22:19:22 +03:00
357 lines
11 KiB
PHP
357 lines
11 KiB
PHP
<?php
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abstract class InstallStep
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{
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protected $aParams = array();
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protected $oTemplate = null;
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protected $sGroup = null;
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protected $aErrors = array();
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protected $rDbLink = null;
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protected $aDbParams = array();
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public function __construct($sGroup, $aParams = array())
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{
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$this->aParams = array_merge($this->aParams, $aParams);
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$this->oTemplate = new InstallTemplate($this->getTemplateName());
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$this->sGroup = $sGroup;
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$this->init();
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}
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public function init()
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{
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}
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public function getParam($sName, $mDefault = null)
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{
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return array_key_exists($sName, $this->aParams) ? $this->aParams[$sName] : $mDefault;
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}
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protected function getTemplateName()
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{
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return 'steps/' . $this->getName() . '.tpl.php';
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}
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public function getErrors()
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{
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return $this->aErrors;
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}
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protected function addError($sMsg)
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{
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$this->aErrors[] = $sMsg;
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return false;
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}
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public function getName()
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{
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$aPath = explode('_', install_func_underscore(get_class($this)));
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array_shift($aPath);
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array_shift($aPath);
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$sName = ucfirst(install_func_camelize(join('_', $aPath)));
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$sName{0} = strtolower($sName{0});
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return $sName;
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}
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public function getStepTitle()
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{
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return InstallCore::getLang('steps.' . $this->getName() . '.title');
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}
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public function getGroupTitle()
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{
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return InstallCore::getLang('groups.' . $this->sGroup . '.title');
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}
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/**
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* Выводит шаблон шага
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*/
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protected function render()
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{
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InstallCore::assign('currentStep', $this);
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$this->oTemplate->assign('currentStep', $this);
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InstallCore::render($this->oTemplate);
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}
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protected function assign($mName, $mValue = null)
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{
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$this->oTemplate->assign($mName, $mValue);
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}
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/**
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* Запускает отображение шага
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*/
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public function _show()
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{
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if ($this->beforeShow()) {
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$this->show();
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$this->afterShow();
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$this->render();
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} else {
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/**
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* todo: нужно изменить - показываем только страницу с ошибкой
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*/
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return self::renderError('Вернитесь на прошлый шаг');
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}
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}
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/**
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* Запускает выполнение шага - когда пользователь жмет "Далее" на текущем шаге
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*/
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public function _process()
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{
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if ($this->beforeProcess()) {
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if ($this->process()) {
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$this->afterProcess();
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/**
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* Устанавливаем следующий шаг
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*/
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if ($sNextStep = InstallCore::getNextStep($this->sGroup, $this->getName())) {
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InstallCore::setStoredData('step', $sNextStep);
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}
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/**
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* Редиректим
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*/
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InstallCore::location($this->sGroup);
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} else {
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/**
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* todo: здесь нужно показать сам текущий шаг с сообщением об ошибке
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*/
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//return InstallCore::renderError('Ошибка при выполнении шага');
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}
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} else {
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/**
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* todo: нужно изменить - показываем сам шаг с сообщением об ошибке
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*/
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//return InstallCore::renderError('Невозможно выполнить шаг');
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}
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}
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protected function getDBConnection($sHost, $iPort, $sUser, $sPasswd, $bGeneral = false)
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{
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$oDb = @mysqli_connect($sHost, $sUser, $sPasswd, '', $iPort);
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if ($oDb) {
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/**
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* Валидация версии MySQL сервера
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*/
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if (!version_compare(mysqli_get_server_info($oDb), '5.0.0', '>')) {
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return $this->addError(InstallCore::getLang('db.errors.db_version'));
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}
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mysqli_query($oDb, 'set names utf8');
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if ($bGeneral) {
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$this->rDbLink = $oDb;
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}
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return $oDb;
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}
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return $this->addError(InstallCore::getLang('db.errors.db_connect'));
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}
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protected function setDbParams($aParams)
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{
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$this->aDbParams = $aParams;
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}
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protected function importDumpDB($oDb, $sFile, $aParams = null)
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{
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$sFileQuery = @file_get_contents($sFile);
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if (is_null($aParams)) {
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$aParams = $this->aDbParams;
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}
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if (isset($aParams['prefix'])) {
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$sFileQuery = str_replace('prefix_', $aParams['prefix'], $sFileQuery);
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}
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$aQuery = preg_split("#;(\n|\r)#", $sFileQuery, null, PREG_SPLIT_NO_EMPTY);
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/**
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* Массив для сбора ошибок
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*/
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$aErrors = array();
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if (isset($aParams['check_table'])) {
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/**
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* Смотрим, какие таблицы существуют в базе данных
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*/
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$aDbTables = array();
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$aResult = @mysqli_query($oDb, "SHOW TABLES");
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if (!$aResult) {
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return array(
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'result' => false,
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'errors' => array($this->addError(InstallCore::getLang('db.errors.db_query')))
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);
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}
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while ($aRow = mysqli_fetch_array($aResult, MYSQLI_NUM)) {
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$aDbTables[] = $aRow[0];
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}
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/**
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* Если среди таблиц БД уже есть нужная таблица, то выполнять SQL-дамп не нужно
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*/
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if (in_array($aParams['prefix'] . $aParams['check_table'], $aDbTables)) {
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return array('result' => true, 'errors' => array());
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}
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}
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/**
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* Проверка на существование поля
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*/
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if (isset($aParams['check_table_field'])) {
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list($sCheckTable, $sCheckField) = $aParams['check_table_field'];
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$sCheckTable = str_replace('prefix_', $aParams['prefix'], $sCheckTable);
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$aResult = @mysqli_query($oDb, "SHOW FIELDS FROM `{$sCheckTable}`");
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if (!$aResult) {
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return array(
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'result' => false,
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'errors' => array($this->addError(InstallCore::getLang('db.errors.db_query')))
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);
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}
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while ($aRow = mysqli_fetch_assoc($aResult)) {
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if ($aRow['Field'] == $sCheckField) {
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return array('result' => true, 'errors' => array());
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}
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}
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}
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/**
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* Выполняем запросы по очереди
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*/
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foreach ($aQuery as $sQuery) {
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$sQuery = trim($sQuery);
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/**
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* Заменяем движек, если таковой указан в запросе
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*/
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if (isset($aParams['engine'])) {
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$sQuery = str_ireplace('ENGINE=InnoDB', "ENGINE={$aParams['engine']}", $sQuery);
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}
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if ($sQuery != '') {
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$bResult = mysqli_query($oDb, $sQuery);
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if (!$bResult) {
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$sError = mysqli_error($oDb);
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if (isset($aParams['skip_fk_errors']) and $aParams['skip_fk_errors'] and
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(stripos($sError, 'errno: 152') !== false or stripos($sError, 'errno: 150') !== false or (stripos($sError, '_fk') !== false and stripos($sError, 'DROP') !== false))
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) {
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// пропускаем ошибки связанные с внешними ключами
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} else {
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$aErrors[] = mysqli_error($oDb);
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}
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}
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}
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}
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return array('result' => count($aErrors) ? false : true, 'errors' => $aErrors);
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}
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protected function dbCheckTable($sTable)
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{
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/**
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* Смотрим, какие таблицы существуют в базе данных
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*/
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$aDbTables = array();
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$aResult = @mysqli_query($this->rDbLink, "SHOW TABLES");
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if (!$aResult) {
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return false;
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}
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while ($aRow = mysqli_fetch_array($aResult, MYSQLI_NUM)) {
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$aDbTables[] = $aRow[0];
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}
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/**
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* Ищем необходимую таблицу
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*/
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$aParams = $this->aDbParams;
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if (isset($aParams['prefix'])) {
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$sTable = str_replace('prefix_', $aParams['prefix'], $sTable);
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}
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if (in_array($sTable, $aDbTables)) {
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return true;
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}
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return false;
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}
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protected function dbQuery($sQuery)
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{
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$aParams = $this->aDbParams;
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if (isset($aParams['prefix'])) {
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$sQuery = str_replace('prefix_', $aParams['prefix'], $sQuery);
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}
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if (isset($aParams['engine'])) {
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$sQuery = str_ireplace('ENGINE=InnoDB', "ENGINE={$aParams['engine']}", $sQuery);
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}
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if ($rResult = mysqli_query($this->rDbLink, $sQuery)) {
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return $rResult;
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}
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$aErrors[] = mysqli_error($this->rDbLink);
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return false;
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}
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protected function dbSelect($sQuery)
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{
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$aResult = array();
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if ($rResult = $this->dbQuery($sQuery)) {
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while ($aRow = mysqli_fetch_assoc($rResult)) {
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$aResult[] = $aRow;
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}
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}
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return $aResult;
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}
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protected function dbSelectOne($sQuery)
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{
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$aResult = $this->dbSelect($sQuery);
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if ($aResult) {
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$aRow = reset($aResult);
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return $aRow;
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}
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return array();
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}
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protected function dbInsertQuery($sTable, $aFields, $bRun = true)
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{
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$aPath = array();
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foreach ($aFields as $sFields => $sValue) {
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if (is_int($sValue)) {
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$aPath[] = "`{$sFields}` = " . $sValue;
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} else {
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$aPath[] = "`{$sFields}` = '" . mysqli_escape_string($this->rDbLink, $sValue) . "'";
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}
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}
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$sQuery = "INSERT INTO {$sTable} SET " . join(', ', $aPath);
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if ($bRun) {
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if ($this->dbQuery($sQuery)) {
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return mysqli_insert_id($this->rDbLink);
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}
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return false;
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} else {
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return $sQuery;
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}
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}
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protected function beforeShow()
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{
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return true;
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}
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protected function afterShow()
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{
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}
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protected function beforeProcess()
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{
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return true;
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}
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protected function afterProcess()
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{
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}
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public function show()
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{
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}
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public function process()
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{
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return true;
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}
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} |