bludit/bl-kernel/url.class.php

198 lines
4.4 KiB
PHP

<?php defined('BLUDIT') or die('Bludit CMS.');
class Url
{
protected $uri;
protected $uriStrlen;
protected $whereAmI;
protected $slug;
protected $filters; // Filters for the URI
protected $notFound;
protected $parameters;
protected $activeFilter;
protected $httpCode;
protected $httpMessage;
function __construct()
{
// Decodes any %## encoding in the given string. Plus symbols ('+') are decoded to a space character.
$decode = urldecode($_SERVER['REQUEST_URI']);
// Remove parameters GET, I don't use parse_url because has problem with utf-8
$explode = explode('?', $decode);
$this->uri = $explode[0];
$this->parameters = $_GET;
$this->uriStrlen = Text::length($this->uri);
$this->whereAmI = 'home';
$this->notFound = false;
$this->slug = '';
$this->filters = array();
$this->activeFilter = '';
$this->httpCode = 200;
$this->httpMessage = 'OK';
}
// Filters change for different languages
// Ex (Spanish): Array('post'=>'/publicacion/', 'tag'=>'/etiqueta/', ....)
// Ex (English): Array('post'=>'/post/', 'tag'=>'/tag/', ....)
public function checkFilters($filters)
{
// Put the "admin" filter first
$adminFilter['admin'] = $filters['admin'];
unset($filters['admin']);
uasort($filters, array($this, 'sortByLength'));
$this->filters = $adminFilter + $filters;
foreach ($this->filters as $filterName=>$filterURI) {
// $filterName = 'category'
// $filterURI = '/category/'
// $filterURIwoSlash = '/category'
$filterURIwoSlash = rtrim($filterURI, '/');
// $filterFull = '/base_url/category/'
$filterFull = ltrim($filterURI, '/');
$filterFull = HTML_PATH_ROOT.$filterFull;
$filterFullLenght = Text::length($filterFull);
// $filterFullwoSlash = '/base_url/category'
$filterFullwoSlash = ltrim($filterURIwoSlash, '/');
$filterFullwoSlash = HTML_PATH_ROOT.$filterURIwoSlash;
$subString = mb_substr($this->uri, 0, $filterFullLenght, CHARSET);
// Check coincidence without the last slash at the end, this case is notfound
if ($subString==$filterURIwoSlash) {
$this->setNotFound();
return false;
}
// Check coincidence with complete filterURI
if ($subString==$filterFull) {
$this->slug = mb_substr($this->uri, $filterFullLenght);
$this->setWhereAmI($filterName);
$this->activeFilter = $filterURI;
if (empty($this->slug) && ($filterName=='blog')) {
$this->setWhereAmI('blog');
} elseif (!empty($this->slug) && ($filterName=='blog')) {
$this->setNotFound();
return false;
} elseif (empty($this->slug) && ($filterURI=='/')) {
$this->setWhereAmI('home');
} elseif (!empty($this->slug) && ($filterURI=='/')) {
$this->setWhereAmI('page');
} elseif ($filterName=='admin') {
$this->slug = ltrim($this->slug, '/');
}
return true;
}
}
$this->setNotFound();
return false;
}
public function slug()
{
return $this->slug;
}
public function setSlug($slug)
{
$this->slug = $slug;
}
public function activeFilter()
{
return $this->activeFilter;
}
public function explodeSlug($delimiter="/")
{
return explode($delimiter, $this->slug);
}
public function uri()
{
return $this->uri;
}
// Return the filter filter by type
public function filters($type, $trim=true)
{
$filter = $this->filters[$type];
if ($trim) {
$filter = trim($filter, '/');
}
return $filter;
}
// Returns where is the user, home, pages, categories, tags..
public function whereAmI()
{
return $this->whereAmI;
}
public function setWhereAmI($where)
{
$GLOBALS['WHERE_AM_I'] = $where;
$this->whereAmI = $where;
}
public function notFound()
{
return $this->notFound;
}
public function pageNumber()
{
if (isset($this->parameters['page'])) {
return (int)$this->parameters['page'];
}
return 1;
}
public function parameter($field)
{
if (isset($this->parameters[$field])) {
return $this->parameters[$field];
}
return false;
}
public function setNotFound()
{
$this->setWhereAmI('page');
$this->notFound = true;
$this->httpCode = 404;
$this->httpMessage = 'Not Found';
}
public function httpCode()
{
return $this->httpCode;
}
public function setHttpCode($code = 200)
{
$this->httpCode = $code;
}
public function httpMessage()
{
return $this->httpMessage;
}
public function setHttpMessage($msg = 'OK')
{
$this->httpMessage = $msg;
}
private function sortByLength($a, $b)
{
return strlen($b)-strlen($a);
}
}