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git.immae.eu Git - github/shaarli/Shaarli.git/blob - application/http/UrlUtils.php
3 * Converts an array-represented URL to a string
5 * Source: http://php.net/manual/en/function.parse-url.php#106731
7 * @see http://php.net/manual/en/function.parse-url.php
9 * @param array $parsedUrl an array-represented URL
11 * @return string the string representation of the URL
13 function unparse_url($parsedUrl)
15 $scheme = isset($parsedUrl['scheme']) ? $parsedUrl['scheme'].'://' : '';
16 $host = isset($parsedUrl['host']) ? $parsedUrl['host'] : '';
17 $port = isset($parsedUrl['port']) ? ':'.$parsedUrl['port'] : '';
18 $user = isset($parsedUrl['user']) ? $parsedUrl['user'] : '';
19 $pass = isset($parsedUrl['pass']) ? ':'.$parsedUrl['pass'] : '';
20 $pass = ($user || $pass) ? "$pass@" : '';
21 $path = isset($parsedUrl['path']) ? $parsedUrl['path'] : '';
22 $query = isset($parsedUrl['query']) ? '?'.$parsedUrl['query'] : '';
23 $fragment = isset($parsedUrl['fragment']) ? '#'.$parsedUrl['fragment'] : '';
25 return "$scheme$user$pass$host$port$path$query$fragment";
29 * Removes undesired query parameters and fragments
31 * @param string url UrlUtils to be cleaned
33 * @return string the string representation of this URL after cleanup
35 function cleanup_url($url)
37 $obj_url = new \Shaarli\Http\Url($url);
38 return $obj_url->cleanup();
44 * @param string url UrlUtils for which the scheme is requested
46 * @return mixed the URL scheme or false if none is provided.
48 function get_url_scheme($url)
50 $obj_url = new \Shaarli\Http\Url($url);
51 return $obj_url->getScheme();
55 * Adds a trailing slash at the end of URL if necessary.
57 * @param string $url URL to check/edit.
59 * @return string $url URL with a end trailing slash.
61 function add_trailing_slash($url)
63 return $url . (!endsWith($url, '/') ? '/' : '');
67 * Replace not whitelisted protocols by 'http://' from given URL.
69 * @param string $url URL to clean
70 * @param array $protocols List of allowed protocols (aside from http(s)).
72 * @return string URL with allowed protocol
74 function whitelist_protocols($url, $protocols)
76 if (startsWith($url, '?') || startsWith($url, '/')) {
79 $protocols = array_merge(['http', 'https'], $protocols);
80 $protocol = preg_match('#^(\w+):/?/?#', $url, $match);
81 // Protocol not allowed: we remove it and replace it with http
82 if ($protocol === 1 && ! in_array($match[1], $protocols)) {
83 $url = str_replace($match[0], 'http://', $url);
84 } elseif ($protocol !== 1) {
85 $url = 'http://' . $url;