112 lines
2.6 KiB
PHP
112 lines
2.6 KiB
PHP
<?php
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# -- BEGIN LICENSE BLOCK ----------------------------------
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#
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# This file is part of Dotclear 2.
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#
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# Copyright (c) 2003-2008 Olivier Meunier and contributors
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# Licensed under the GPL version 2.0 license.
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# See LICENSE file or
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# http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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#
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# -- END LICENSE BLOCK ------------------------------------
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class dcAliases
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{
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protected $core;
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protected $aliases;
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public function __construct($core)
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{
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$this->core =& $core;
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}
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public function getAliases()
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{
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if (is_array($this->aliases)) {
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return $this->aliases;
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}
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$this->aliases = array();
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$sql = 'SELECT alias_url, alias_destination, alias_position '.
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'FROM '.$this->core->prefix.'alias '.
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"WHERE blog_id = '".$this->core->con->escape($this->core->blog->id)."' ".
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'ORDER BY alias_position ASC ';
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$this->aliases = $this->core->con->select($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($aliases,array($this,'sortCallback'));
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foreach ($aliases as $v) {
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if (!isset($v['alias_url']) || !isset($v['alias_destination'])) {
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throw new Exception(__('Invalid aliases definitions'));
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}
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}
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$this->core->con->begin();
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try
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{
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$this->deleteAliases();
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foreach ($aliases as $k => $v)
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{
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if (!empty($v['alias_url']) && !empty($v['alias_destination']))
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{
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$this->createAlias($v['alias_url'],$v['alias_destination'],$k+1);
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}
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}
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$this->core->con->commit();
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}
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catch (Exception $e)
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{
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$this->core->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 = $this->core->con->openCursor($this->core->prefix.'alias');
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$cur->blog_id = (string) $this->core->blog->id;
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$cur->alias_url = (string) $url;
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$cur->alias_destination = (string) $destination;
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$cur->alias_position = abs((integer) $position);
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$cur->insert();
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}
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public function deleteAlias($url)
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{
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$this->core->con->execute(
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'DELETE FROM '.$this->core->prefix.'alias '.
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"WHERE blog_id = '".$this->core->con->escape($this->core->blog->id)."' ".
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"AND alias_url = '".$this->core->con->escape($url)."' "
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);
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}
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public function deleteAliases()
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{
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$this->core->con->execute(
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'DELETE FROM '.$this->core->prefix.'alias '.
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"WHERE blog_id = '".$this->core->con->escape($this->core->blog->id)."' "
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);
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}
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protected function sortCallback($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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?>
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