114 lines
3.2 KiB
PHP
114 lines
3.2 KiB
PHP
<?php
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/**
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* @brief alias, a plugin for Dotclear 2
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*
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* @package Dotclear
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* @subpackage Plugin
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*
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* @author Olivier Meunier and contributors
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*
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* @copyright Jean-Christian Denis
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* @copyright GPL-2.0 https://www.gnu.org/licenses/gpl-2.0.html
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*/
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if (!defined('DC_RC_PATH')) {
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return null;
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}
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class dcAliases
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{
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public const ALIAS_TABLE_NAME = 'alias';
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protected $aliases;
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public function __construct()
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{
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}
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public function getAliases()
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{
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if (is_array($this->aliases)) {
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return $this->aliases;
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}
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$this->aliases = [];
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$sql = 'SELECT alias_url, alias_destination, alias_position ' .
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'FROM ' . dcCore::app()->prefix . dcAliases::ALIAS_TABLE_NAME . ' ' .
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"WHERE blog_id = '" . dcCore::app()->con->escape(dcCore::app()->blog->id) . "' " .
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'ORDER BY alias_position ASC ';
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$this->aliases = dcCore::app()->con->select($sql)->rows();
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return $this->aliases;
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}
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public function updateAliases($aliases)
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{
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usort($aliases, [$this,'sortCallback']);
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foreach ($aliases as $v) {
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if (!isset($v['alias_url']) || !isset($v['alias_destination'])) {
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throw new Exception(__('Invalid aliases definitions'));
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}
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}
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dcCore::app()->con->begin();
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try {
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$this->deleteAliases();
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foreach ($aliases as $k => $v) {
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if (!empty($v['alias_url']) && !empty($v['alias_destination'])) {
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$this->createAlias($v['alias_url'], $v['alias_destination'], $k + 1);
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}
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}
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dcCore::app()->con->commit();
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} catch (Exception $e) {
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dcCore::app()->con->rollback();
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throw $e;
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}
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}
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public function createAlias($url, $destination, $position)
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{
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if (!$url) {
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throw new Exception(__('Alias URL is empty.'));
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}
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if (!$destination) {
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throw new Exception(__('Alias destination is empty.'));
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}
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$cur = dcCore::app()->con->openCursor(dcCore::app()->prefix . dcAliases::ALIAS_TABLE_NAME);
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$cur->blog_id = (string) dcCore::app()->blog->id;
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$cur->alias_url = (string) $url;
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$cur->alias_destination = (string) $destination;
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$cur->alias_position = abs((int) $position);
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$cur->insert();
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}
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public function deleteAlias($url)
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{
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dcCore::app()->con->execute(
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'DELETE FROM ' . dcCore::app()->prefix . dcAliases::ALIAS_TABLE_NAME . ' ' .
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"WHERE blog_id = '" . dcCore::app()->con->escape(dcCore::app()->blog->id) . "' " .
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"AND alias_url = '" . dcCore::app()->con->escape($url) . "' "
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);
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}
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public function deleteAliases()
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{
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dcCore::app()->con->execute(
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'DELETE FROM ' . dcCore::app()->prefix . dcAliases::ALIAS_TABLE_NAME . ' ' .
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"WHERE blog_id = '" . dcCore::app()->con->escape(dcCore::app()->blog->id) . "' "
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);
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}
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protected function sortCallback($a, $b)
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{
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if ($a['alias_position'] == $b['alias_position']) {
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return 0;
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}
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return $a['alias_position'] < $b['alias_position'] ? -1 : 1;
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}
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}
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