mirror of https://github.com/nextcloud/bookmarks
Re-implement url normalizer based on python implementation
This commit is contained in:
parent
281a07979e
commit
3d9c8d256d
|
@ -6,7 +6,6 @@
|
|||
"pguardiario/phpuri": "1.0.*",
|
||||
"psr/http-message": "^1.0",
|
||||
"psr/http-factory": "^1.0",
|
||||
"psr/http-client": "^0.2.0",
|
||||
"webignition/url": "^2.2"
|
||||
"psr/http-client": "^0.2.0"
|
||||
}
|
||||
}
|
||||
|
|
File diff suppressed because it is too large
Load Diff
|
@ -1,11 +1,30 @@
|
|||
<?php
|
||||
namespace OCA\Bookmarks\Controller\Lib;
|
||||
|
||||
use \webignition\NormalisedUrl\NormalisedUrl;
|
||||
|
||||
class UrlNormalizer {
|
||||
private $normalizer;
|
||||
|
||||
|
||||
const SCHEMES = ['http', 'https', 'ftp', 'sftp', 'file', 'gopher', 'imap', 'mms',
|
||||
'news', 'nntp', 'telnet', 'prospero', 'rsync', 'rtsp', 'rtspu',
|
||||
'svn', 'git', 'ws', 'wss'];
|
||||
const SCHEME_CHARS = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
|
||||
const IP_CHARS = '0123456789.:';
|
||||
const DEFAULT_PORT = [
|
||||
'http'=> '80',
|
||||
'https'=> '443',
|
||||
'ws'=> '80',
|
||||
'wss'=> '443',
|
||||
'ftp'=> '21',
|
||||
'sftp'=> '22',
|
||||
'ldap'=> '389'
|
||||
];
|
||||
const QUOTE_EXCEPTIONS = [
|
||||
'path'=> ' /?+#',
|
||||
'query'=> ' &=+#',
|
||||
'fragment'=> ' +#'
|
||||
];
|
||||
|
||||
public function __construct() {
|
||||
$this->normalizer = new NormalisedUrl();
|
||||
}
|
||||
|
@ -16,7 +35,258 @@ class UrlNormalizer {
|
|||
* @return string Normalized url;
|
||||
*/
|
||||
public function normalize($url) {
|
||||
$this->normalizer->init($url);
|
||||
return (string) $this->normalizer;
|
||||
$url = trim($url);
|
||||
if ($url === '') {
|
||||
return '';
|
||||
}
|
||||
$parts = self::split($url);
|
||||
if ($parts['scheme']) {
|
||||
$netloc = $parts['netloc'];
|
||||
if (in_array($parts['scheme'], self::SCHEMES)) {
|
||||
$path = self::normalize_path($parts['path']);
|
||||
} else {
|
||||
$path = $parts['path'];
|
||||
}
|
||||
# url is relative, netloc (if present) is part of path
|
||||
} else {
|
||||
$netloc = $parts['path'];
|
||||
$path = '';
|
||||
if (strpos($netloc, '/') !== false) {
|
||||
$netloc = substr(netloc, 0, strpos($netloc, '/'));
|
||||
$path_raw = substr($netloc, strpos($netloc, '/')+1);
|
||||
$path = self::normalize_path('/' + $path_raw);
|
||||
}
|
||||
}
|
||||
list($username, $password, $host, $port) = self::split_netloc($netloc);
|
||||
$host = self::normalize_host($host);
|
||||
$port = self::normalize_port($parts['scheme'], $port);
|
||||
$query = self::normalize_query($parts['query']);
|
||||
$fragment = self::normalize_fragment($parts['fragment']);
|
||||
return self::construct(['scheme' => $parts['scheme'], 'username' => $username, 'password' => $password, 'host' => $host, 'port' => $port, 'path' => $path, 'query' => $query, 'fragment' => $fragment]);
|
||||
}
|
||||
|
||||
public static function construct($parts) {
|
||||
$url = '';
|
||||
if ($parts['scheme']) {
|
||||
if (in_array($parts['scheme'], self::SCHEMES)) {
|
||||
$url .= $parts['scheme'] . '://';
|
||||
} else {
|
||||
$url .= $parts['scheme'] . ':';
|
||||
}
|
||||
}
|
||||
if ($parts['username'] && $parts['password']) {
|
||||
$url .= $parts['username'] . ':' . $parts['password'] . '@';
|
||||
} elseif ($parts['username']) {
|
||||
$url .= $parts['username'] . '@';
|
||||
}
|
||||
$url .= $parts['host'];
|
||||
if ($parts['port']) {
|
||||
$url .= ':' . $parts['port'];
|
||||
}
|
||||
if ($parts['path']) {
|
||||
$url .= $parts['path'];
|
||||
}
|
||||
if ($parts['query']) {
|
||||
$url .= '?' . $parts['query'];
|
||||
}
|
||||
if ($parts['fragment']) {
|
||||
$url .= '#' . $parts['fragment'];
|
||||
}
|
||||
return $url;
|
||||
}
|
||||
|
||||
public static function normalize_host($host) {
|
||||
if (strpos($host, 'xn--') === false) {
|
||||
return $host;
|
||||
}
|
||||
return idn_to_ascii($host);
|
||||
}
|
||||
|
||||
public static function normalize_port($scheme, $port) {
|
||||
if (!isset($scheme)) {
|
||||
return $port;
|
||||
}
|
||||
if (isset($port) && $port != self::DEFAULT_PORT[$scheme]) {
|
||||
return $port;
|
||||
}
|
||||
return '';
|
||||
}
|
||||
|
||||
public static function normalize_path($path) {
|
||||
if (in_array($path, ['//', '/', ''])) {
|
||||
return '/';
|
||||
}
|
||||
$npath = self::get_absolute_path(self::unquote($path, self::QUOTE_EXCEPTIONS['path']));
|
||||
if ($path[count($path)-1] === '/' && $npath != '/') {
|
||||
$npath .= '/';
|
||||
}
|
||||
return $npath;
|
||||
}
|
||||
|
||||
public static function get_absolute_path($path) {
|
||||
$parts = array_filter(explode('/', $path), 'strlen');
|
||||
$absolutes = [];
|
||||
foreach ($parts as $part) {
|
||||
if ('.' == $part) {
|
||||
continue;
|
||||
}
|
||||
if ('..' == $part) {
|
||||
array_pop($absolutes);
|
||||
} else {
|
||||
$absolutes[] = $part;
|
||||
}
|
||||
}
|
||||
return implode('/', $absolutes);
|
||||
}
|
||||
|
||||
public static function normalize_query($query) {
|
||||
if ($query === '' || count($query) <= 2) {
|
||||
return '';
|
||||
}
|
||||
$nquery = self::unquote($query, self::QUOTE_EXCEPTIONS['query']);
|
||||
$params = explode('&', $nquery);
|
||||
$nparams = [];
|
||||
foreach ($params as $param) {
|
||||
if (strpos($param, '=') !== false) {
|
||||
$k = substr($param, 0, strpos($param, '='));
|
||||
$v = substr($param, strpos($param, '=')+1);
|
||||
array_push($nparams, $k.'='.$v);
|
||||
}
|
||||
}
|
||||
sort($nparams);
|
||||
return implode('&', $nparams);
|
||||
}
|
||||
|
||||
public static function normalize_fragment($fragment) {
|
||||
return self::unquote($fragment, self::QUOTE_EXCEPTIONS['fragment']);
|
||||
}
|
||||
|
||||
|
||||
public static function unquote($text, $exceptions=[]) {
|
||||
$_hextochr = [];
|
||||
for ($i = 0; $i < 256; $i++) {
|
||||
$_hextochr[dechex($i)] = chr($i);
|
||||
$_hextochr[strtoupper(dechex($i))] = chr($i);
|
||||
}
|
||||
if (strlen($text) == 0) {
|
||||
return $text;
|
||||
}
|
||||
if (!isset($text)) {
|
||||
throw new Exception('text is not set and thus cannot be unquoted');
|
||||
}
|
||||
if (strpos($text, '%') === false) {
|
||||
return $text;
|
||||
}
|
||||
$s = explode('%', $text);
|
||||
$res = $s[0];
|
||||
for ($i=1; $i < count($s); $i++) {
|
||||
$h = $s[$i];
|
||||
$c = _hextochr.get(substr($h, 0, 2));
|
||||
if ($c && false === strpos($exceptions, $c)) {
|
||||
if (strlen(h) > 2) {
|
||||
$res .= $c . substr($h, 2);
|
||||
} else {
|
||||
$res .= $c;
|
||||
}
|
||||
} else {
|
||||
$res .= '%' . $h;
|
||||
}
|
||||
}
|
||||
return $res;
|
||||
}
|
||||
|
||||
public static function split($url) {
|
||||
$scheme = $netloc = $path = $query = $fragment = '';
|
||||
$ip6_start = strpos($url, '[');
|
||||
$scheme_end = strpos($url, ':');
|
||||
if ($ip6_start !== false && $scheme_end !== false && $ip6_start < $scheme_end) {
|
||||
$scheme_end = -1;
|
||||
}
|
||||
if ($scheme_end > 0) {
|
||||
for ($i = 0; $i < $scheme_end; $i++) {
|
||||
$c = $url[$i];
|
||||
if (strpos(self::SCHEME_CHARS, $c) === false) {
|
||||
break;
|
||||
} else {
|
||||
$scheme = strtolower(substr(url, 0, $scheme_end));
|
||||
$rest = ltrim(substr($url, $scheme_end), ':/');
|
||||
}
|
||||
}
|
||||
}
|
||||
if (!$scheme) {
|
||||
$rest = $url;
|
||||
}
|
||||
$l_path = strpos($rest, '/');
|
||||
$l_query = strpos($rest, '?');
|
||||
$l_frag = strpos($rest, '#');
|
||||
if ($l_path > 0) {
|
||||
if ($l_query > 0 && $l_frag > 0) {
|
||||
$netloc = substr(rest, 0, $l_path);
|
||||
$path = substr($rest, $l_path, min($l_query, $l_frag));
|
||||
} elseif ($l_query > 0) {
|
||||
if ($l_query > $l_path) {
|
||||
$netloc = substr($rest, 0, $l_path);
|
||||
$path = substr($rest, $l_path, $l_query);
|
||||
} else {
|
||||
$netloc = substr($rest, 0, $l_query);
|
||||
$path = '';
|
||||
}
|
||||
} elseif ($l_frag > 0) {
|
||||
$netloc = substr($rest, 0, $l_path);
|
||||
$path = substr($rest, $l_path, $l_frag);
|
||||
} else {
|
||||
$netloc = substr($rest, 0, $l_path);
|
||||
$path = substr($rest, $l_path);
|
||||
}
|
||||
} else {
|
||||
if ($l_query > 0) {
|
||||
$netloc = substr($rest, 0, $l_query);
|
||||
} elseif ($l_frag > 0) {
|
||||
$netloc = substr($rest, 0, $l_frag);
|
||||
} else {
|
||||
$netloc = $rest;
|
||||
}
|
||||
}
|
||||
if ($l_query > 0) {
|
||||
if ($l_frag > 0) {
|
||||
$query = substr($rest, $l_query+1, $l_frag);
|
||||
} else {
|
||||
$query = subtr($rest, $l_query+1);
|
||||
}
|
||||
}
|
||||
if ($l_frag > 0) {
|
||||
$fragment = substr($rest, $l_frag+1);
|
||||
}
|
||||
if (!$scheme) {
|
||||
$path = $netloc . $path;
|
||||
$netloc = '';
|
||||
}
|
||||
return [$scheme, $netloc, $path, $query, $fragment];
|
||||
}
|
||||
|
||||
public static function _clean_netloc($netloc) {
|
||||
return strtolower(rtrim($netloc, '.:'));
|
||||
}
|
||||
|
||||
public static function split_netloc($netloc) {
|
||||
$username = $password = $host = $port = '';
|
||||
if (strpos($netloc, '@') !== false) {
|
||||
$user_pw = substr($netloc, 0, strpos($netloc, '@'));
|
||||
$netloc = substr($netloc, strpos($netloc, '@')+1);
|
||||
if (strpos($user_pw, ':') !== false) {
|
||||
$username = substr($user_pw, 0, strpos($user_pw, ':'));
|
||||
$password = substr($user_pw, strpos($user_pw, ':')+1);
|
||||
} else {
|
||||
$username = $user_pw;
|
||||
}
|
||||
}
|
||||
$netloc = self::_clean_netloc($netloc);
|
||||
if (strpos($netloc, ':') !== false && $netloc[count($netloc)-1] !== ']') {
|
||||
$host = substr($netloc, 0, strpos($netloc, ':'));
|
||||
$port = substr($netloc, strpos($netloc, ':')+1);
|
||||
} else {
|
||||
$host = $netloc;
|
||||
}
|
||||
return [$username, $password, $host, $port];
|
||||
}
|
||||
}
|
||||
|
|
Loading…
Reference in New Issue