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Meritoo
310
src/Meritoo/Common/Utilities/Uri.php
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310
src/Meritoo/Common/Utilities/Uri.php
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<?php
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/**
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* (c) Meritoo.pl, http://www.meritoo.pl
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Meritoo\Common\Utilities;
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/**
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* Useful uri methods (only static functions)
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*
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* @author Krzysztof Niziol <krzysztof.niziol@meritoo.pl>
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* @copyright Meritoo.pl
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*/
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class Uri
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{
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/**
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* Returns full uri string
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*
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* @param bool $withoutHost (optional) If is set to true, means that host / server name is omitted
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* @return string
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*/
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public static function getFullUri($withoutHost = false)
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{
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$effect = Miscellaneous::getSafelyGlobalVariable(INPUT_SERVER, 'REQUEST_URI');
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if ($withoutHost) {
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return $effect;
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}
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return self::getServerNameOrIp(true) . $effect;
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}
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/**
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* Returns server name or IP address
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*
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* @param bool $withProtocol (optional) If is set to true, protocol name is included. Otherwise isn't.
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* @return string
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*/
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public static function getServerNameOrIp($withProtocol = false)
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{
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$protocol = '';
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if ($withProtocol) {
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$protocol .= self::getProtocolName() . '://';
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}
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return $protocol . Miscellaneous::getSafelyGlobalVariable(INPUT_SERVER, 'HTTP_HOST');
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}
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/**
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* Returns protocol name
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*
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* @return string
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*/
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public static function getProtocolName()
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{
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$effect = '';
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$matches = [];
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$protocolData = Miscellaneous::getSafelyGlobalVariable(INPUT_SERVER, 'SERVER_PROTOCOL'); // e.g. HTTP/1.1
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$matchCount = preg_match('|(.+)\/(.+)|', $protocolData, $matches);
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/*
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* $matches[1] - protocol name, e.g. HTTP
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* $matches[2] - protocol version, e.g. 1.1
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*/
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if ($matchCount > 0) {
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$effect = strtolower($matches[1]);
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}
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return $effect;
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}
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/**
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* Returns http referer uri
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*
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* @return string
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*/
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public static function getRefererUri()
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{
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$effect = '';
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if (filter_has_var(INPUT_SERVER, 'HTTP_REFERER')) {
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$effect = Miscellaneous::getSafelyGlobalVariable(INPUT_SERVER, 'HTTP_REFERER');
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}
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return $effect;
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}
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/**
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* Returns user's IP address
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*
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* @return string
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*/
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public static function getUserAddressIp()
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{
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return Miscellaneous::getSafelyGlobalVariable(INPUT_SERVER, 'REMOTE_ADDR');
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}
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/**
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* Returns name and version of user's web browser
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*
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* @param bool $withVersion (optional) If is set to true, version of the browser is returned too. Otherwise -
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* name only.
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* @return string
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*/
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public static function getUserWebBrowserName($withVersion = false)
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{
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$info = self::getUserWebBrowserInfo();
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$knownBrowsers = [
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'Firefox/([\d\.]+)$' => 'Mozilla Firefox',
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'OPR/([\d\.]+)$' => 'Opera',
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'Chrome/([\d\.]+)$' => 'Google Chrome',
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'Safari/([\d\.]+)$' => 'Apple Safari',
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];
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foreach ($knownBrowsers as $pattern => $browserName) {
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$matches = [];
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$matchCount = preg_match(sprintf('|%s|', $pattern), $info, $matches);
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if ($matchCount > 0) {
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if ($withVersion) {
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$version = $matches[1];
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return sprintf('%s %s', $browserName, $version);
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}
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return $browserName;
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}
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}
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return '';
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}
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/**
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* Returns user's web browser information
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*
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* @return string
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*
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* Examples:
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* - Mozilla Firefox:
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* 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10.10; rv:34.0) Gecko/20100101 Firefox/34.0'
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*
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* - Google Chrome:
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* 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/39.0.2171.95
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* Safari/537.36'
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*
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* - Opera:
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* 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/39.0.2171.65
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* Safari/537.36 OPR/26.0.1656.24'
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*
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* - Apple Safari:
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* 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_1) AppleWebKit/600.2.5 (KHTML, like Gecko) Version/8.0.2
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* Safari/600.2.5'
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*/
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public static function getUserWebBrowserInfo()
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{
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return Miscellaneous::getSafelyGlobalVariable(INPUT_SERVER, 'HTTP_USER_AGENT');
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}
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/**
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* Returns name of user's operating system
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*
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* @return string
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*/
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public static function getUserOperatingSystemName()
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{
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$info = self::getUserWebBrowserInfo();
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$knownSystems = [
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'Linux' => 'Linux',
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'Win' => 'Windows',
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'Mac' => 'Mac OS',
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];
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foreach ($knownSystems as $pattern => $systemName) {
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$matches = [];
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$matchCount = preg_match(sprintf('|%s|', $pattern), $info, $matches);
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if ($matchCount > 0) {
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return $systemName;
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}
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}
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return '';
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}
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/**
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* Returns information if running server is localhost
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*
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* @return bool
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*/
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public static function isServerLocalhost()
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{
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$serverNameOrIp = strtolower(self::getServerNameOrIp());
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return in_array($serverNameOrIp, [
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'localhost',
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'127.0.0.1',
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'127.0.1.1',
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]);
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}
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/**
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* Returns information if given url is external, from another server / domain
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*
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* @param string $url The url to check
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* @return bool
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*/
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public static function isExternalUrl($url)
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{
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$currentUrl = self::getServerNameOrIp(true);
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$url = self::replenishProtocol($url);
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return !Regex::contains($currentUrl, $url);
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}
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/**
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* Replenishes protocol in the given url
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*
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* @param string $url The url to check and replenish
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* @param string $protocol (optional) The protocol which is replenished. If is empty, protocol of current request
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* is used.
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* @return string
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*/
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public static function replenishProtocol($url, $protocol = '')
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{
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/*
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* Let's trim the url
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*/
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if (is_string($url)) {
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$url = trim($url);
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}
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/*
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* Url is not provided?
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* Nothing to do
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*/
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if (empty($url)) {
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return '';
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}
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/*
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* It's a valid url?
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* Let's return it
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*/
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if (Regex::isValidUrl($url, true)) {
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return $url;
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}
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/*
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* Protocol is not provided?
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*/
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if (empty($protocol)) {
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$protocol = self::getProtocolName();
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}
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return sprintf('%s://%s', $protocol, $url);
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}
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/**
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* Returns url to resource secured by given htpasswd login and password
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*
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* @param string $url A path / url to some resource, e.g. page, image, css file
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* @param string $user (optional) User name used to log in
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* @param string $password (optional) User password used to log in
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* @return string
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*/
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public static function getSecuredUrl($url, $user = '', $password = '')
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{
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$protocol = self::getProtocolName();
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$host = self::getServerNameOrIp();
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if (!Regex::startsWith($url, '/')) {
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$url = sprintf('/%s', $url);
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}
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$url = $host . $url;
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if (!empty($user) && !empty($password)) {
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$url = sprintf('%s:%s@%s', $user, $password, $url);
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}
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return sprintf('%s://%s', $protocol, $url);
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}
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/**
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* Adds protocol to given url, if the url does not contain given protocol.
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* Returns the new url.
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*
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* @param string $url Url string
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* @param string $protocol (optional) Protocol string
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* @return string
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*/
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public static function addProtocolToUrl($url, $protocol = 'http')
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{
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$pattern = sprintf('/^%s.*/', $protocol);
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if ((bool)preg_match($pattern, $url)) {
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return $url;
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}
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return sprintf('%s://%s', $protocol, $url);
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}
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}
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