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<?php
namespace Helper;
use Core\Request;
use Core\Security;
/**
* Url helpers
*
* @package helper
* @author Frederic Guillot
*/
class Url extends \Core\Base
{
private $base = '';
private $directory = '';
/**
* HTML Link tag
*
* @access public
* @param string $label Link label
* @param string $controller Controller name
* @param string $action Action name
* @param array $params Url parameters
* @param boolean $csrf Add a CSRF token
* @param string $class CSS class attribute
* @param boolean $new_tab Open the link in a new tab
* @param string $anchor Link Anchor
* @return string
*/
public function link($label, $controller, $action, array $params = array(), $csrf = false, $class = '', $title = '', $new_tab = false, $anchor = '')
{
return '<a href="'.$this->href($controller, $action, $params, $csrf, $anchor).'" class="'.$class.'" title="'.$title.'" '.($new_tab ? 'target="_blank"' : '').'>'.$label.'</a>';
}
/**
* HTML Hyperlink
*
* @access public
* @param string $controller Controller name
* @param string $action Action name
* @param array $params Url parameters
* @param boolean $csrf Add a CSRF token
* @param string $anchor Link Anchor
* @param boolean $absolute Absolute or relative link
* @return string
*/
public function href($controller, $action, array $params = array(), $csrf = false, $anchor = '', $absolute = false)
{
return $this->build('&', $controller, $action, $params, $csrf, $anchor, $absolute);
}
/**
* Generate controller/action url
*
* @access public
* @param string $controller Controller name
* @param string $action Action name
* @param array $params Url parameters
* @param string $anchor Link Anchor
* @param boolean $absolute Absolute or relative link
* @return string
*/
public function to($controller, $action, array $params = array(), $anchor = '', $absolute = false)
{
return $this->build('&', $controller, $action, $params, false, $anchor, $absolute);
}
/**
* Get application base url
*
* @access public
* @return string
*/
public function base()
{
if (empty($this->base)) {
$this->base = $this->config->get('application_url') ?: $this->server();
}
return $this->base;
}
/**
* Get application base directory
*
* @access public
* @return string
*/
public function dir()
{
if (empty($this->directory) && isset($_SERVER['REQUEST_METHOD'])) {
$this->directory = str_replace('\\', '/', dirname($_SERVER['PHP_SELF']));
$this->directory = $this->directory !== '/' ? $this->directory.'/' : '/';
$this->directory = str_replace('//', '/', $this->directory);
}
return $this->directory;
}
/**
* Get current server base url
*
* @access public
* @return string
*/
public function server()
{
if (empty($_SERVER['SERVER_NAME'])) {
return 'http://localhost/';
}
$url = Request::isHTTPS() ? 'https://' : 'http://';
$url .= $_SERVER['SERVER_NAME'];
$url .= $_SERVER['SERVER_PORT'] == 80 || $_SERVER['SERVER_PORT'] == 443 ? '' : ':'.$_SERVER['SERVER_PORT'];
$url .= $this->dir() ?: '/';
return $url;
}
/**
* Build relative url
*
* @access private
* @param string $separator Querystring argument separator
* @param string $controller Controller name
* @param string $action Action name
* @param array $params Url parameters
* @param boolean $csrf Add a CSRF token
* @param string $anchor Link Anchor
* @param boolean $absolute Absolute or relative link
* @return string
*/
private function build($separator, $controller, $action, array $params = array(), $csrf = false, $anchor = '', $absolute = false)
{
$path = $this->router->findUrl($controller, $action, $params);
$qs = array();
if (empty($path)) {
$qs['controller'] = $controller;
$qs['action'] = $action;
$qs += $params;
}
if ($csrf) {
$qs['csrf_token'] = Security::getCSRFToken();
}
if (! empty($qs)) {
$path .= '?'.http_build_query($qs, '', $separator);
}
return ($absolute ? $this->base() : $this->dir()).$path.(empty($anchor) ? '' : '#'.$anchor);
}
}
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