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| author | Nicolas Lœuillet <nicolas.loeuillet@gmail.com> | 2014-02-21 15:43:14 +0100 |
|---|---|---|
| committer | Nicolas Lœuillet <nicolas.loeuillet@gmail.com> | 2014-02-21 15:43:14 +0100 |
| commit | d4949327efa15b492cab1bef3fe074290a328a17 (patch) | |
| tree | e89e0322bb1f1b06d663fd10fdded21bac867e5d /inc/3rdparty/htmlpurifier/HTMLPurifier/URIParser.php | |
| parent | c9bd17a1007bb78e5de0775efca01df0fb515031 (diff) | |
| download | wallabag-d4949327efa15b492cab1bef3fe074290a328a17.tar.gz wallabag-d4949327efa15b492cab1bef3fe074290a328a17.tar.zst wallabag-d4949327efa15b492cab1bef3fe074290a328a17.zip | |
[add] HTML Purifier added to clean code
Diffstat (limited to 'inc/3rdparty/htmlpurifier/HTMLPurifier/URIParser.php')
| -rw-r--r-- | inc/3rdparty/htmlpurifier/HTMLPurifier/URIParser.php | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/inc/3rdparty/htmlpurifier/HTMLPurifier/URIParser.php b/inc/3rdparty/htmlpurifier/HTMLPurifier/URIParser.php new file mode 100644 index 00000000..699978dc --- /dev/null +++ b/inc/3rdparty/htmlpurifier/HTMLPurifier/URIParser.php | |||
| @@ -0,0 +1,71 @@ | |||
| 1 | <?php | ||
| 2 | |||
| 3 | /** | ||
| 4 | * Parses a URI into the components and fragment identifier as specified | ||
| 5 | * by RFC 3986. | ||
| 6 | */ | ||
| 7 | class HTMLPurifier_URIParser | ||
| 8 | { | ||
| 9 | |||
| 10 | /** | ||
| 11 | * Instance of HTMLPurifier_PercentEncoder to do normalization with. | ||
| 12 | */ | ||
| 13 | protected $percentEncoder; | ||
| 14 | |||
| 15 | public function __construct() | ||
| 16 | { | ||
| 17 | $this->percentEncoder = new HTMLPurifier_PercentEncoder(); | ||
| 18 | } | ||
| 19 | |||
| 20 | /** | ||
| 21 | * Parses a URI. | ||
| 22 | * @param $uri string URI to parse | ||
| 23 | * @return HTMLPurifier_URI representation of URI. This representation has | ||
| 24 | * not been validated yet and may not conform to RFC. | ||
| 25 | */ | ||
| 26 | public function parse($uri) | ||
| 27 | { | ||
| 28 | $uri = $this->percentEncoder->normalize($uri); | ||
| 29 | |||
| 30 | // Regexp is as per Appendix B. | ||
| 31 | // Note that ["<>] are an addition to the RFC's recommended | ||
| 32 | // characters, because they represent external delimeters. | ||
| 33 | $r_URI = '!'. | ||
| 34 | '(([a-zA-Z0-9\.\+\-]+):)?'. // 2. Scheme | ||
| 35 | '(//([^/?#"<>]*))?'. // 4. Authority | ||
| 36 | '([^?#"<>]*)'. // 5. Path | ||
| 37 | '(\?([^#"<>]*))?'. // 7. Query | ||
| 38 | '(#([^"<>]*))?'. // 8. Fragment | ||
| 39 | '!'; | ||
| 40 | |||
| 41 | $matches = array(); | ||
| 42 | $result = preg_match($r_URI, $uri, $matches); | ||
| 43 | |||
| 44 | if (!$result) return false; // *really* invalid URI | ||
| 45 | |||
| 46 | // seperate out parts | ||
| 47 | $scheme = !empty($matches[1]) ? $matches[2] : null; | ||
| 48 | $authority = !empty($matches[3]) ? $matches[4] : null; | ||
| 49 | $path = $matches[5]; // always present, can be empty | ||
| 50 | $query = !empty($matches[6]) ? $matches[7] : null; | ||
| 51 | $fragment = !empty($matches[8]) ? $matches[9] : null; | ||
| 52 | |||
| 53 | // further parse authority | ||
| 54 | if ($authority !== null) { | ||
| 55 | $r_authority = "/^((.+?)@)?(\[[^\]]+\]|[^:]*)(:(\d*))?/"; | ||
| 56 | $matches = array(); | ||
| 57 | preg_match($r_authority, $authority, $matches); | ||
| 58 | $userinfo = !empty($matches[1]) ? $matches[2] : null; | ||
| 59 | $host = !empty($matches[3]) ? $matches[3] : ''; | ||
| 60 | $port = !empty($matches[4]) ? (int) $matches[5] : null; | ||
| 61 | } else { | ||
| 62 | $port = $host = $userinfo = null; | ||
| 63 | } | ||
| 64 | |||
| 65 | return new HTMLPurifier_URI( | ||
| 66 | $scheme, $userinfo, $host, $port, $path, $query, $fragment); | ||
| 67 | } | ||
| 68 | |||
| 69 | } | ||
| 70 | |||
| 71 | // vim: et sw=4 sts=4 | ||