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<?php
/**
* @version $Id: AbstractPlatformInfo.php 10831 2013-05-29 19:32:17Z btowles $
* @author RocketTheme http://www.rockettheme.com
* @copyright Copyright (C) 2007 - 2015 RocketTheme, LLC
* @license http://www.gnu.org/licenses/gpl-2.0.html GNU/GPLv2 only
*/
abstract class RokCommon_PlatformInfo_AbstractPlatformInfo implements RokCommon_IPlatformInfo
{
/**
* Returns the URL for a given file based on the full file path passed in
*
* @param $path
*
* @internal param $filepath
*
* @return string
*/
public function getUrlForPath($path)
{
$path = $this->cleanPath($path);
// if its external just return the external url
if ($this->isLinkExternal($path)) return $path;
$parsed_path = parse_url($this->cleanPath($path));
$return_url_path = $parsed_path['path'];
if (preg_match('/^WIN/', PHP_OS)) {
$return_url_path = $path;
}
if (!@file_exists($return_url_path)) {
return $return_url_path;
}
$instance_url_path = $this->getUrlBase();
$instance_filesystem_path = $this->cleanPath($this->getRootPath());
$server_filesystem_root_path = $this->cleanPath($_SERVER['DOCUMENT_ROOT']);
// check if the path seems to be in the instances or server path
// leave it as is if not one of the two
if (strpos($return_url_path, $instance_filesystem_path) === 0) {
// its an instance path
$return_url_path = $instance_url_path . str_replace($instance_filesystem_path, '', $return_url_path);
} elseif (strpos($return_url_path, $server_filesystem_root_path) === 0) {
// its a server path
$return_url_path = str_replace($server_filesystem_root_path, '', $return_url_path);
}
// append any passed query string
if (isset($parsed_path['query'])) {
$return_url_path = $return_url_path . '?' . $parsed_path['query'];
}
return $return_url_path;
}
/**
* Determine if the the passed url is external to the current running platform
*
* @param string $url the url to check to see if its local;
*
* @return mixed
*/
public function isLinkExternal($url)
{
if (@file_exists($url)) return false;
$root_url = $this->getRootUrl();
$url_uri = parse_url($url);
//if the url does not have a scheme must be internal
if (isset($url_uri['scheme'])) {
$scheme = strtolower($url_uri['scheme']);
if ($scheme == 'http' || $scheme == 'https') {
$site_uri = parse_url($root_url);
if (isset($url_uri['host']) && strtolower($url_uri['host']) == strtolower($site_uri['host'])) return false;
} elseif ($scheme == 'file' || $scheme == 'vfs') {
return false;
}
}
// cover external urls like //foo.com/foo.js
if (!isset($url_uri['host']) && !isset($url_uri['scheme']) && isset($url_uri['path']) && substr($url_uri['path'], 0, 2) != '//') return false;
//the url has a host and it isn't internal
return true;
}
/**
* Returns the Full path for a file passed in as a local url.
*
* @param $url
*
* @return string|bool the full path to the file or false if the file does not exist
*/
public function getPathForUrl($url, $exists = true)
{
// if its an external link dont even process
if ($this->isLinkExternal($url)) return false;
$parsed_url = parse_url($url);
if (preg_match('/^WIN/', PHP_OS) && isset($parsed_url['scheme'])) {
if (preg_match('/^[A-Za-z]$/', $parsed_url['scheme']) && @file_exists($url)) return $url;
}
if (@file_exists($parsed_url['path']) && !isset($parsed_url['scheme'])) return $parsed_url['path'];
if (isset($parsed_url['scheme'])) {
$scheme = strtolower($parsed_url['scheme']);
if ($scheme == 'file') {
return $parsed_url['path'];
}
if ($scheme != 'http' && $scheme != 'https')
{
return $url;
}
}
$instance_url_path = $this->getUrlBase();
$instance_filesystem_path = $this->cleanPath($this->getRootPath());
$server_filesystem_root_path = $this->cleanPath($_SERVER['DOCUMENT_ROOT']);
$missing_ds = (substr($parsed_url['path'], 0, 1) != '/') ? '/' : '';
if (!empty($instance_url_path) && strpos($parsed_url['path'], $instance_url_path) === 0) {
$stripped_base = $this->cleanPath($parsed_url['path']);
if (strpos($stripped_base, $instance_url_path) == 0) {
$stripped_base = substr_replace($stripped_base, '', 0, strlen($instance_url_path));
}
$return_path = $instance_filesystem_path . $missing_ds . $this->cleanPath($stripped_base);
} elseif (empty($instance_url_path) && file_exists($instance_filesystem_path . $missing_ds . $parsed_url['path'])) {
$return_path = $instance_filesystem_path . $missing_ds . $parsed_url['path'];
} else {
$return_path = $server_filesystem_root_path . $missing_ds . $this->cleanPath($parsed_url['path']);
}
return $return_path;
}
protected function cleanPath($path)
{
if (!preg_match('#^/$#', $path)) {
$path = preg_replace('#[/\\\\]+#', '/', $path);
$path = preg_replace('#/$#', '', $path);
}
return $path;
}
/**
* @return array
*/
public function getPathChecks(){
$platform_checks = array('');
return $platform_checks;
}
}