From 8ea537123d1cef38f25f9fbe92e3a9c0f89de55a Mon Sep 17 00:00:00 2001 From: Andrew Dolgov Date: Tue, 13 Dec 2022 20:08:43 +0300 Subject: move af_readability out of master tree --- .../html5/src/HTML5/Parser/UTF8Utils.php | 183 --------------------- 1 file changed, 183 deletions(-) delete mode 100644 plugins/af_readability/vendor/masterminds/html5/src/HTML5/Parser/UTF8Utils.php (limited to 'plugins/af_readability/vendor/masterminds/html5/src/HTML5/Parser/UTF8Utils.php') diff --git a/plugins/af_readability/vendor/masterminds/html5/src/HTML5/Parser/UTF8Utils.php b/plugins/af_readability/vendor/masterminds/html5/src/HTML5/Parser/UTF8Utils.php deleted file mode 100644 index f6a70bfac..000000000 --- a/plugins/af_readability/vendor/masterminds/html5/src/HTML5/Parser/UTF8Utils.php +++ /dev/null @@ -1,183 +0,0 @@ - - -Permission is hereby granted, free of charge, to any person obtaining a -copy of this software and associated documentation files (the - "Software"), to deal in the Software without restriction, including -without limitation the rights to use, copy, modify, merge, publish, -distribute, sublicense, and/or sell copies of the Software, and to -permit persons to whom the Software is furnished to do so, subject to -the following conditions: - -The above copyright notice and this permission notice shall be included -in all copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS -OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. -IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY -CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, -TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE -SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. -*/ - -use Masterminds\HTML5\Exception; - -class UTF8Utils -{ - /** - * The Unicode replacement character. - */ - const FFFD = "\xEF\xBF\xBD"; - - /** - * Count the number of characters in a string. - * UTF-8 aware. This will try (in order) iconv, MB, libxml, and finally a custom counter. - * - * @param string $string - * - * @return int - */ - public static function countChars($string) - { - // Get the length for the string we need. - if (function_exists('mb_strlen')) { - return mb_strlen($string, 'utf-8'); - } - - if (function_exists('iconv_strlen')) { - return iconv_strlen($string, 'utf-8'); - } - - if (function_exists('utf8_decode')) { - // MPB: Will this work? Won't certain decodes lead to two chars - // extrapolated out of 2-byte chars? - return strlen(utf8_decode($string)); - } - - $count = count_chars($string); - - // 0x80 = 0x7F - 0 + 1 (one added to get inclusive range) - // 0x33 = 0xF4 - 0x2C + 1 (one added to get inclusive range) - return array_sum(array_slice($count, 0, 0x80)) + array_sum(array_slice($count, 0xC2, 0x33)); - } - - /** - * Convert data from the given encoding to UTF-8. - * - * This has not yet been tested with charactersets other than UTF-8. - * It should work with ISO-8859-1/-13 and standard Latin Win charsets. - * - * @param string $data The data to convert - * @param string $encoding A valid encoding. Examples: http://www.php.net/manual/en/mbstring.supported-encodings.php - * - * @return string - */ - public static function convertToUTF8($data, $encoding = 'UTF-8') - { - /* - * From the HTML5 spec: Given an encoding, the bytes in the input stream must be converted - * to Unicode characters for the tokeniser, as described by the rules for that encoding, - * except that the leading U+FEFF BYTE ORDER MARK character, if any, must not be stripped - * by the encoding layer (it is stripped by the rule below). Bytes or sequences of bytes - * in the original byte stream that could not be converted to Unicode characters must be - * converted to U+FFFD REPLACEMENT CHARACTER code points. - */ - - // mb_convert_encoding is chosen over iconv because of a bug. The best - // details for the bug are on http://us1.php.net/manual/en/function.iconv.php#108643 - // which contains links to the actual but reports as well as work around - // details. - if (function_exists('mb_convert_encoding')) { - // mb library has the following behaviors: - // - UTF-16 surrogates result in false. - // - Overlongs and outside Plane 16 result in empty strings. - - // Before we run mb_convert_encoding we need to tell it what to do with - // characters it does not know. This could be different than the parent - // application executing this library so we store the value, change it - // to our needs, and then change it back when we are done. This feels - // a little excessive and it would be great if there was a better way. - $save = mb_substitute_character(); - mb_substitute_character('none'); - $data = mb_convert_encoding($data, 'UTF-8', $encoding); - mb_substitute_character($save); - } - // @todo Get iconv running in at least some environments if that is possible. - elseif (function_exists('iconv') && 'auto' !== $encoding) { - // fprintf(STDOUT, "iconv found\n"); - // iconv has the following behaviors: - // - Overlong representations are ignored. - // - Beyond Plane 16 is replaced with a lower char. - // - Incomplete sequences generate a warning. - $data = @iconv($encoding, 'UTF-8//IGNORE', $data); - } else { - throw new Exception('Not implemented, please install mbstring or iconv'); - } - - /* - * One leading U+FEFF BYTE ORDER MARK character must be ignored if any are present. - */ - if ("\xEF\xBB\xBF" === substr($data, 0, 3)) { - $data = substr($data, 3); - } - - return $data; - } - - /** - * Checks for Unicode code points that are not valid in a document. - * - * @param string $data A string to analyze - * - * @return array An array of (string) error messages produced by the scanning - */ - public static function checkForIllegalCodepoints($data) - { - // Vestigal error handling. - $errors = array(); - - /* - * All U+0000 null characters in the input must be replaced by U+FFFD REPLACEMENT CHARACTERs. - * Any occurrences of such characters is a parse error. - */ - for ($i = 0, $count = substr_count($data, "\0"); $i < $count; ++$i) { - $errors[] = 'null-character'; - } - - /* - * Any occurrences of any characters in the ranges U+0001 to U+0008, U+000B, U+000E to U+001F, U+007F - * to U+009F, U+D800 to U+DFFF , U+FDD0 to U+FDEF, and characters U+FFFE, U+FFFF, U+1FFFE, U+1FFFF, - * U+2FFFE, U+2FFFF, U+3FFFE, U+3FFFF, U+4FFFE, U+4FFFF, U+5FFFE, U+5FFFF, U+6FFFE, U+6FFFF, U+7FFFE, - * U+7FFFF, U+8FFFE, U+8FFFF, U+9FFFE, U+9FFFF, U+AFFFE, U+AFFFF, U+BFFFE, U+BFFFF, U+CFFFE, U+CFFFF, - * U+DFFFE, U+DFFFF, U+EFFFE, U+EFFFF, U+FFFFE, U+FFFFF, U+10FFFE, and U+10FFFF are parse errors. - * (These are all control characters or permanently undefined Unicode characters.) - */ - // Check PCRE is loaded. - $count = preg_match_all( - '/(?: - [\x01-\x08\x0B\x0E-\x1F\x7F] # U+0001 to U+0008, U+000B, U+000E to U+001F and U+007F - | - \xC2[\x80-\x9F] # U+0080 to U+009F - | - \xED(?:\xA0[\x80-\xFF]|[\xA1-\xBE][\x00-\xFF]|\xBF[\x00-\xBF]) # U+D800 to U+DFFFF - | - \xEF\xB7[\x90-\xAF] # U+FDD0 to U+FDEF - | - \xEF\xBF[\xBE\xBF] # U+FFFE and U+FFFF - | - [\xF0-\xF4][\x8F-\xBF]\xBF[\xBE\xBF] # U+nFFFE and U+nFFFF (1 <= n <= 10_{16}) - )/x', $data, $matches); - for ($i = 0; $i < $count; ++$i) { - $errors[] = 'invalid-codepoint'; - } - - return $errors; - } -} -- cgit v1.2.3