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<?php
/**
* YOOmaps Joomla! Module
*
* @author yootheme.com
* @copyright Copyright (C) 2007 YOOtheme Ltd. & Co. KG. All rights reserved.
* @license GNU/GPL
*/
// no direct access
defined('_JEXEC') or die('Restricted access');
require_once (JPATH_SITE . '/components/com_content/helpers/route.php');
class modYOOmapsHelper
{
function getList(&$params, &$access)
{
global $mainframe;
$db =& JFactory::getDBO();
$user =& JFactory::getUser();
$aid = $user->get('aid', 0);
$catid = (int) $params->get('catid', 0);
$items = (int) $params->get('items', 0);
$order = $params->get('order', 'o_asc');
$contentConfig = &JComponentHelper::getParams( 'com_content' );
$noauth = !$contentConfig->get('shownoauth');
$nullDate = $db->getNullDate();
jimport('joomla.utilities.date');
$date = new JDate();
$now = $date->toMySQL();
// Ordering
switch ($order) {
case 'm_dsc':
$ordering = 'a.modified DESC, a.created DESC';
break;
case 'h_dsc':
$ordering = 'a.hits DESC, a.created DESC';
break;
case 'c_dsc':
$ordering = 'a.created DESC';
break;
case 'o_asc':
default:
$ordering = 'a.ordering';
break;
}
// Query to determine article count
$query = 'SELECT a.*,' .
' CASE WHEN CHAR_LENGTH(a.alias) THEN CONCAT_WS(":", a.id, a.alias) ELSE a.id END as slug,'.
' CASE WHEN CHAR_LENGTH(cc.name) THEN CONCAT_WS(":", cc.id, cc.name) ELSE cc.id END as catslug'.
' FROM #__content AS a' .
' INNER JOIN #__categories AS cc ON cc.id = a.catid' .
' INNER JOIN #__sections AS s ON s.id = a.sectionid' .
' WHERE a.state = 1 ' .
($noauth ? ' AND a.access <= ' .(int) $aid. ' AND cc.access <= ' .(int) $aid. ' AND s.access <= ' .(int) $aid : '').
' AND (a.publish_up = "'.$nullDate.'" OR a.publish_up <= "'.$now.'" ) ' .
' AND (a.publish_down = "'.$nullDate.'" OR a.publish_down >= "'.$now.'" )' .
' AND cc.id = '. $catid .
' AND cc.section = s.id' .
' AND cc.published = 1' .
' AND s.published = 1' .
' ORDER BY ' . $ordering;
$db->setQuery($query);
$rows = $db->loadObjectList();
if ($order == 'rnd') shuffle($rows);
return array_slice($rows, 0, $items);
}
function stripText($text) {
$text = str_replace(array("\r\n", "\n", "\r", "\t"), "", $text);
$text = addcslashes($text, "'");
return $text;
}
function locate($gapikey, $location, $cache = null) {
// check if location are lng / lat values
$location = trim($location);
if (ereg('([0-9.-]{1,}),([0-9.-]{1,})', $location, $regs)) {
if ($location == $regs[0]) {
return array('lat' => $regs[1], 'lng' => $regs[2]);
}
}
// use geocode to translate location
return modYOOmapsHelper::geoCode($gapikey, $location, $cache);
}
function geoCode($gapikey, $address, $cache = null) {
// use cache result
if ($cache !== null && $value = $cache->get($address)) {
if (ereg('([0-9.-]{1,}),([0-9.-]{1,})', $value, $regs)) {
return array('lat' => $regs[1], 'lng' => $regs[2]);
}
}
// query google maps geocoder and parse result
$result = modYOOmapsHelper::queryGeoCoder($gapikey, $address);
$coordinates = null;
if (ereg('<coordinates>([0-9.-]{1,}),([0-9.-]{1,}).*</coordinates>', $result, $regs)) {
$coordinates = array('lng' => $regs[1], 'lat' => $regs[2]);
}
// cache geocoder result
if ($cache !== null && $coordinates !== null) {
$cache->set($address, $coordinates['lat'].",".$coordinates['lng']);
}
return $coordinates;
}
function queryGeoCoder($gapikey, $address) {
$contents = '';
// query use fsockopen
$fp = @fsockopen('maps.google.com', 80, $errno, $errstr, 30);
if ($fp !== false) {
$out = "GET /maps/geo?&output=xml&key=" . $gapikey . "&q=" . urlencode($address) . " HTTP/1.1\r\n";
$out .= "Host: maps.google.com\r\n";
$out .= "Connection: Close\r\n\r\n";
@fwrite($fp, $out);
while (!feof($fp)) {
$contents .= fgets($fp, 4096);
}
@fclose($fp);
return $contents;
}
// query use fopen
if (ini_get('allow_url_fopen')) {
$fp = @fopen('http://maps.google.com/maps/geo?&output=xml&key=' . $gapikey . '&q=' . urlencode($address), 'r');
if ($fp !== false) {
while (!feof($fp)) {
$contents .= fread($fp, 4096);
}
@fclose($fp);
return $contents;
}
}
return null;
}
}
class modYOOmapsCache
{
var $file = 'config.txt';
var $items = array();
var $dirty = false;
var $hash = true;
function modYOOmapsCache($file) {
$this->file = $file;
$this->parse();
}
function check() {
return is_readable($this->file) && is_writable($this->file);
}
function get($key) {
if ($this->hash) $key = md5($key);
if (!array_key_exists($key, $this->items)) return null;
return $this->items[$key];
}
function set($key, $value) {
if ($this->hash) $key = md5($key);
if (array_key_exists($key, $this->items) && $this->items[$key] == $value) return;
$this->items[$key] = $value;
$this->dirty = true;
}
function parse() {
$handle = fopen($this->file, 'r');
if ($handle !== false) {
while ($l = fgets($handle)) {
if (preg_match('/^#/', $l) == false) {
if (preg_match('/^(.*?)=(.*?)$/', $l, $regs)) {
$this->items[$regs[1]] = $regs[2];
}
}
}
@fclose($handle);
}
}
function save() {
if (!$this->dirty) return;
$new = '';
foreach ($this->items as $key => $value) {
$new .= $key . "=" . $value . "\n";
}
$handle = fopen($this->file, 'w');
if ($handle !== false) {
fwrite($handle, $new);
@fclose($handle);
}
}
}