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Get URL schemes by URL type

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This commit is contained in:
Mikael Nordfeldth 2016-02-03 00:18:37 +01:00
parent 43abfe659b
commit a2b914ce60
1 changed files with 46 additions and 3 deletions
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49
lib/util.php
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@ -881,6 +881,48 @@ function common_render_text($text)
return $text;
}
define('_URL_SCHEME_COLON_DOUBLE_SLASH', 1);
define('_URL_SCHEME_SINGLE_COLON', 2);
define('_URL_SCHEME_NO_DOMAIN', 4);
function common_url_schemes($filter=null)
{
// TODO: move these to $config
$schemes = [
'http' => _URL_SCHEME_COLON_DOUBLE_SLASH,
'https' => _URL_SCHEME_COLON_DOUBLE_SLASH,
'ftp' => _URL_SCHEME_COLON_DOUBLE_SLASH,
'ftps' => _URL_SCHEME_COLON_DOUBLE_SLASH,
'mms' => _URL_SCHEME_COLON_DOUBLE_SLASH,
'rtsp' => _URL_SCHEME_COLON_DOUBLE_SLASH,
'gopher' => _URL_SCHEME_COLON_DOUBLE_SLASH,
'news' => _URL_SCHEME_COLON_DOUBLE_SLASH,
'nntp' => _URL_SCHEME_COLON_DOUBLE_SLASH,
'telnet' => _URL_SCHEME_COLON_DOUBLE_SLASH,
'wais' => _URL_SCHEME_COLON_DOUBLE_SLASH,
'file' => _URL_SCHEME_COLON_DOUBLE_SLASH,
'prospero' => _URL_SCHEME_COLON_DOUBLE_SLASH,
'webcal' => _URL_SCHEME_COLON_DOUBLE_SLASH,
'irc' => _URL_SCHEME_COLON_DOUBLE_SLASH,
'ircs' => _URL_SCHEME_COLON_DOUBLE_SLASH,
'aim' => _URL_SCHEME_SINGLE_COLON,
'bitcoin' => _URL_SCHEME_SINGLE_COLON,
'fax' => _URL_SCHEME_SINGLE_COLON,
'jabber' => _URL_SCHEME_SINGLE_COLON,
'mailto' => _URL_SCHEME_SINGLE_COLON,
'tel' => _URL_SCHEME_SINGLE_COLON,
'xmpp' => _URL_SCHEME_SINGLE_COLON,
'magnet' => _URL_SCHEME_NO_DOMAIN,
];
return array_keys(
array_filter($schemes,
function ($scheme) use ($filter) {
return is_null($filter) || ($scheme & $filter);
})
);
}
/**
* Find links in the given text and pass them to the given callback function.
*
@ -896,9 +938,9 @@ function common_replace_urls_callback($text, $callback, $arg = null) {
'(?:'.
'(?:'. //Known protocols
'(?:'.
'(?:(?:https?|ftps?|mms|rtsp|gopher|news|nntp|telnet|wais|file|prospero|webcal|ircs?)://)'.
'(?:(?:' . implode('|', common_url_schemes(_URL_SCHEME_COLON_DOUBLE_SLASH)) . ')://)'.
'|'.
'(?:(?:aim|bitcoin|fax|jabber|mailto|tel|xmpp):)'.
'(?:(?:' . implode('|', common_url_schemes(_URL_SCHEME_SINGLE_COLON)) . '):)'.
')'.
'(?:[\pN\pL\-\_\+\%\~]+(?::[\pN\pL\-\_\+\%\~]+)?\@)?'. //user:pass@
'(?:'.
@ -909,7 +951,8 @@ function common_replace_urls_callback($text, $callback, $arg = null) {
')'.
')'.
')'.
'|(?:(?:magnet):)'. // URLs without domain name
// URLs without domain name, like magnet:?xt=...
'|(?:(?:' . implode('|', common_url_schemes(_URL_SCHEME_NO_DOMAIN)) . '):)'.
'|(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)'. //IPv4
'|(?:'. //IPv6
'\[?(?:(?:(?:[0-9A-Fa-f]{1,4}:){7}(?:(?:[0-9A-Fa-f]{1,4})|:))|(?:(?:[0-9A-Fa-f]{1,4}:){6}(?::|(?:(?:25[0-5]|2[0-4]\d|[01]?\d{1,2})(?:\.(?:25[0-5]|2[0-4]\d|[01]?\d{1,2})){3})|(?::[0-9A-Fa-f]{1,4})))|(?:(?:[0-9A-Fa-f]{1,4}:){5}(?:(?::(?:(?:25[0-5]|2[0-4]\d|[01]?\d{1,2})(?:\.(?:25[0-5]|2[0-4]\d|[01]?\d{1,2})){3})?)|(?:(?::[0-9A-Fa-f]{1,4}){1,2})))|(?:(?:[0-9A-Fa-f]{1,4}:){4}(?::[0-9A-Fa-f]{1,4}){0,1}(?:(?::(?:(?:25[0-5]|2[0-4]\d|[01]?\d{1,2})(?:\.(?:25[0-5]|2[0-4]\d|[01]?\d{1,2})){3})?)|(?:(?::[0-9A-Fa-f]{1,4}){1,2})))|(?:(?:[0-9A-Fa-f]{1,4}:){3}(?::[0-9A-Fa-f]{1,4}){0,2}(?:(?::(?:(?:25[0-5]|2[0-4]\d|[01]?\d{1,2})(?:\.(?:25[0-5]|2[0-4]\d|[01]?\d{1,2})){3})?)|(?:(?::[0-9A-Fa-f]{1,4}){1,2})))|(?:(?:[0-9A-Fa-f]{1,4}:){2}(?::[0-9A-Fa-f]{1,4}){0,3}(?:(?::(?:(?:25[0-5]|2[0-4]\d|[01]?\d{1,2})(?:\.(?:25[0-5]|2[0-4]\d|[01]?\d{1,2})){3})?)|(?:(?::[0-9A-Fa-f]{1,4}){1,2})))|(?:(?:[0-9A-Fa-f]{1,4}:)(?::[0-9A-Fa-f]{1,4}){0,4}(?:(?::(?:(?:25[0-5]|2[0-4]\d|[01]?\d{1,2})(?:\.(?:25[0-5]|2[0-4]\d|[01]?\d{1,2})){3})?)|(?:(?::[0-9A-Fa-f]{1,4}){1,2})))|(?::(?::[0-9A-Fa-f]{1,4}){0,5}(?:(?::(?:(?:25[0-5]|2[0-4]\d|[01]?\d{1,2})(?:\.(?:25[0-5]|2[0-4]\d|[01]?\d{1,2})){3})?)|(?:(?::[0-9A-Fa-f]{1,4}){1,2})))|(?:(?:(?:25[0-5]|2[0-4]\d|[01]?\d{1,2})(?:\.(?:25[0-5]|2[0-4]\d|[01]?\d{1,2})){3})))\]?(?<!:)'.