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<?php
/**
* @package Easyfaq
* @copyright (C) 2006 Joomla-addons.org
* @author Websmurf
*
* --------------------------------------------------------------------------------
* All rights reserved. Easy FAQ Component for Joomla!
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the Creative Commons - Attribution-NoDerivs 2.5
* license as published by the Creative Commons Organisation
* http://creativecommons.org/licenses/by-nd/2.5/.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* --------------------------------------------------------------------------------
**/
defined( '_VALID_MOS' ) or die( 'Restricted access' );
class sef_easyfaq {
function create($string){
$_Itemid = $this->getItemidFromUrl($string);
$sefstring = "";
if($this->isTask('view', $string)){
//view article
$sefstring = "view/";
$id = $this->getIdFromUrl($string);
$title = $this->getFaqTitle($id);
$category = $this->getFaqCat($id);
$sefstring .= $category . "/" . $title . "/";
} else if($this->isTask('new', $string)){
$sefstring = "new/";
} else if($this->isTask('edit', $string)){
$sefstring = "edit/";
$id = $this->getIdFromUrl($string);
$sefstring .= $id . "/";
} else if($this->isTask('pdf', $string)){
$sefstring = "pdf/";
$id = $this->getIdFromUrl($string);
$sefstring .= $id . "/";
} else if($this->isTask('save', $string)){
$sefstring = "save/";
} else if($this->isTask('cancel', $string)){
$sefstring = "cancel/";
} else if($this->isTask('cat', $string)){
$sefstring = "cat/";
$catid = $this->getCatIdFromUrl($string);
$cat = $this->getCatTitle($catid);
$sefstring .= $cat . "/";
} else {
//no task provided
}
return $sefstring . $_Itemid . "/";
}
function revert($url_array, $pos){
$QUERY_STRING = "";
if(sizeof($url_array) == 4){
//first page
$Itemid = $url_array[$pos + 2];
$_GET['Itemid'] = $Itemid;
$_REQUEST['Itemid'] = $Itemid;
$QUERY_STRING .= "&Itemid=$Itemid";
} else {
//arguments have been passed
$task = $url_array[$pos + 2];
$_GET['task'] = $task;
$_REQUEST['task'] = $task;
$QUERY_STRING .= "&task=$task";
switch ($task){
case 'edit':
$id = $url_array[$pos + 3];
$_GET['id'] = $id;
$_REQUEST['id'] = $id;
$QUERY_STRING .= "&id=$id";
$Itemid = $url_array[$pos + 4];
$_GET['Itemid'] = $Itemid;
$_REQUEST['Itemid'] = $Itemid;
$QUERY_STRING .= "&Itemid=$Itemid";
break;
case 'view':
$id = $this->getFaqId($url_array[$pos + 4], $url_array[$pos + 3]);
$_GET['id'] = $id;
$_REQUEST['id'] = $id;
$QUERY_STRING .= "&id=$id";
$Itemid = $url_array[$pos + 5];
$_GET['Itemid'] = $Itemid;
$_REQUEST['Itemid'] = $Itemid;
$QUERY_STRING .= "&Itemid=$Itemid";
break;
case 'cancel':
case 'new':
break;
case 'cat':
$catid = $this->getCatId($url_array[$pos + 3]);
$_GET['catid'] = $catid;
$_REQUEST['catid'] = $catid;
$QUERY_STRING .= "&catid=$catid";
$Itemid = $url_array[$pos + 4];
$_GET['Itemid'] = $Itemid;
$_REQUEST['Itemid'] = $Itemid;
$QUERY_STRING .= "&Itemid=$Itemid";
break;
}
}
return $QUERY_STRING;
}
/**
* Retreive from url which task it is
*
* @param string the needed task
* @param string url to look in
* @return boolean
*/
function isTask($task, $string){
return eregi("&task=$task",$string);
}
/**
* Get the id from the url
*
* @param string url
* @return int
*/
function getIdFromUrl($string){
if (eregi("&id=",$string)) {
$temp = split("&id=", $string);
$temp = split("&", $temp[1]);
return intval($temp[0]);
}
return null;
}
/**
* Get the catid from the url
*
* @param string url
* @return int
*/
function getCatIdFromUrl($string){
if (eregi("&catid=",$string)) {
$temp = split("&catid=", $string);
$temp = split("&", $temp[1]);
return intval($temp[0]);
}
return null;
}
/**
* Get the Itemid from the url
*
* @param string url
* @return id
*/
function getItemidFromUrl($string){
if (eregi("&Itemid=",$string)) {
$temp = split("&Itemid=", $string);
$temp = split("&", $temp[1]);
return intval($temp[0]);
}
return null;
}
/**
* Convert category id in sef encoded title
*
* @param int $id
* @return string
*/
function getCatTitle($id){
global $database;
$query = "SELECT title FROM #__categories WHERE id = " . intval($id);
$database->setQuery($query);
$title = $database->loadResult();
return sefencode($title);
}
/**
* Convert category title in id
*
* @param string $title
* @return int
*/
function getCatId($title){
global $database;
$title = sefdecode($title);
$query = "SELECT id FROM #__categories WHERE title = '" . $title . "'";
$database->setQuery($query);
$id = $database->loadResult();
return $id;
}
/**
* Convert faq id in sef encoded title
*
* @param int $id
* @return string
*/
function getFaqTitle($id){
global $database;
$query = "SELECT title FROM #__easyfaq WHERE id = " . intval($id);
$database->setQuery($query);
$title = $database->loadResult();
return sefencode($title);
}
/**
* Convert faq id in sef encoded category
*
* @param int $id
* @return string
*/
function getFaqCat($id){
global $database;
$query = "SELECT name FROM #__categories c
LEFT JOIN #__easyfaq f ON c.id = f.catid
WHERE f.id = " . intval($id);
$database->setQuery($query);
$category = $database->loadResult();
echo $database->getErrorMsg();
return sefencode($category);
}
/**
* Convert faq title to id
*
* @param string $title
* @return int
*/
function getFaqId($title, $category){
global $database;
$title = sefdecode($title);
$category = sefdecode($category);
$query = "SELECT f.id FROM #__easyfaq f
LEFT JOIN #__categories c ON f.catid = c.id
WHERE f.title = '" . $title . "'
AND c.name = '". $category . "'";
$database->setQuery($query);
$id = $database->loadResult();
return $id;
}
}