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<?php |
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namespace EMT; |
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class Util |
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{ |
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const LAYOUT_STYLE = 1; |
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const LAYOUT_CLASS = 2; |
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const INTERNAL_BLOCK_OPEN = '%%%INTBLOCKO235978%%%'; |
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const INTERNAL_BLOCK_CLOSE = '%%%INTBLOCKC235978%%%'; |
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/** |
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* Таблица символов |
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* |
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* @var array |
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*/ |
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public static $_charsTable = array( |
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'"' => array('html' => array('«', '»', '“', '‘', '„', '“', '"', '«', '»'), |
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'utf8' => array(0x201E, 0x201C, 0x201F, 0x201D, 0x00AB, 0x00BB)), |
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' ' => array('html' => array(' ', ' ', ' '), |
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'utf8' => array(0x00A0, 0x2002, 0x2003, 0x2008, 0x2009)), |
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'-' => array('html' => array( /*'—',*/ |
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'–', '−', '—', '—', '–'), |
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'utf8' => array(0x002D, /*0x2014,*/ |
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0x2010, 0x2012, 0x2013)), |
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'—' => array('html' => array('—'), |
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'utf8' => array(0x2014)), |
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'==' => array('html' => array('≡'), |
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'utf8' => array(0x2261)), |
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'...' => array('html' => array('…', '…'), |
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'utf8' => array(0x2026)), |
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'!=' => array('html' => array('≠', '≠'), |
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'utf8' => array(0x2260)), |
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'<=' => array('html' => array('≤', '≤'), |
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'utf8' => array(0x2264)), |
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'>=' => array('html' => array('≥', '≥'), |
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'utf8' => array(0x2265)), |
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'1/2' => array('html' => array('½', '½'), |
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'utf8' => array(0x00BD)), |
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'1/4' => array('html' => array('¼', '¼'), |
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'utf8' => array(0x00BC)), |
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'3/4' => array('html' => array('¾', '¾'), |
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'utf8' => array(0x00BE)), |
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'+-' => array('html' => array('±', '±'), |
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'utf8' => array(0x00B1)), |
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'&' => array('html' => array('&', '&')), |
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'(tm)' => array('html' => array('™', '™'), |
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'utf8' => array(0x2122)), |
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//'(r)' => array('html' => array('<sup>®</sup>', '®', '®'), |
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'(r)' => array('html' => array('®', '®'), |
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'utf8' => array(0x00AE)), |
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'(c)' => array('html' => array('©', '©'), |
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'utf8' => array(0x00A9)), |
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'§' => array('html' => array('§', '§'), |
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'utf8' => array(0x00A7)), |
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'`' => array('html' => array('́')), |
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'\'' => array('html' => array('’', '’')), |
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'x' => array('html' => array('×', '×'), |
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'utf8' => array('×') /* какой же у него может быть код? */), |
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); |
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/** |
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* Добавление к тегам атрибута 'id', благодаря которому |
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* при повторном типографирование текста будут удалены теги, |
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* расставленные данным типографом |
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* |
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* @var array |
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*/ |
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protected static $_typographSpecificTagId = false; |
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/** |
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* Костыли для работы с символами UTF-8 |
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* |
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* @author somebody? |
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* @param int $c код символа в кодировке UTF-8 (например, 0x00AB) |
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* @return string|false |
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*/ |
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public static function _getUnicodeChar($c) |
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{ |
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if ($c <= 0x7F) { |
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return chr($c); |
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} elseif ($c <= 0x7FF) { |
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return chr(0xC0 | $c >> 6) |
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. chr(0x80 | $c & 0x3F); |
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} elseif ($c <= 0xFFFF) { |
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return chr(0xE0 | $c >> 12) |
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. chr(0x80 | $c >> 6 & 0x3F) |
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. chr(0x80 | $c & 0x3F); |
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} elseif ($c <= 0x10FFFF) { |
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return chr(0xF0 | $c >> 18) |
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. chr(0x80 | $c >> 12 & 0x3F) |
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. chr(0x80 | $c >> 6 & 0x3F) |
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. chr(0x80 | $c & 0x3F); |
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} else { |
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return false; |
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} |
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} |
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/** |
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* Удаление кодов HTML из текста |
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* |
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* <code> |
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* // Remove UTF-8 chars: |
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* $str = \EMT\Util::clear_special_chars('your text', 'utf8'); |
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* // ... or HTML codes only: |
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* $str = \EMT\Util::clear_special_chars('your text', 'html'); |
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* // ... or combo: |
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* $str = \EMT\Util::clear_special_chars('your text'); |
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* </code> |
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* |
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* @param string $text |
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* @param mixed $mode |
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* @return false|string |
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*/ |
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public static function clear_special_chars($text, $mode = null) |
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{ |
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if (is_string($mode)) $mode = array($mode); |
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if (is_null($mode)) $mode = array('utf8', 'html'); |
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if (!is_array($mode)) return false; |
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$moder = array(); |
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foreach ($mode as $mod) if (in_array($mod, array('utf8', 'html'))) $moder[] = $mod; |
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if (count($moder) == 0) return false; |
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foreach (self::$_charsTable as $char => $vals) { |
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foreach ($mode as $type) { |
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if (isset($vals[$type])) { |
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foreach ($vals[$type] as $v) { |
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if ('utf8' === $type && is_int($v)) { |
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$v = self::_getUnicodeChar($v); |
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} |
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if ('html' === $type) { |
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if (preg_match("/<[a-z]+>/i", $v)) { |
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$v = self::safe_tag_chars($v, true); |
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} |
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} |
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$text = str_replace($v, $char, $text); |
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} |
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} |
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} |
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} |
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return $text; |
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} |
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/** |
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* Удаление тегов HTML из текста |
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* Тег <br /> будет преобразов в перенос строки \n, сочетание тегов </p><p> - |
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* в двойной перенос |
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* |
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* @param string $text |
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* @param array $allowableTag массив из тегов, которые будут проигнорированы |
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* @return string |
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*/ |
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public static function remove_html_tags($text, $allowableTag = null) |
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{ |
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$ignore = null; |
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if (null !== $allowableTag) { |
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if (is_string($allowableTag)) { |
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$allowableTag = array($allowableTag); |
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} |
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if (is_array($allowableTag)) { |
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$tags = array(); |
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foreach ($allowableTag as $tag) { |
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if ('<' !== substr($tag, 0, 1) || '>' !== substr($tag, -1, 1)) continue; |
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if ('/' === substr($tag, 1, 1)) continue; |
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$tags [] = $tag; |
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} |
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$ignore = implode('', $tags); |
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} |
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} |
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$text = preg_replace(array('/\<br\s*\/?>/i', '/\<\/p\>\s*\<p\>/'), array("\n", "\n\n"), $text); |
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$text = strip_tags($text, $ignore); |
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return $text; |
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} |
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/** |
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* Сохраняем содержимое тегов HTML |
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* |
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* Тег 'a' кодируется со специальным префиксом для дальнейшей |
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* возможности выносить за него кавычки. |
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* |
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* @param string $text |
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* @param boolean $way |
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* @return string |
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*/ |
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public static function safe_tag_chars($text, $way) |
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{ |
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if ($way) { |
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$callback = function ($m) { |
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return $m[1] |
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. (substr(trim($m[2]), 0, 1) === 'a' ? '%%___' : '') |
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. self::encrypt_tag(trim($m[2])) |
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. $m[3]; |
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}; |
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} else { |
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$callback = function ($m) { |
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return $m[1] |
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. (substr(trim($m[2]), 0, 3) === '%%___' |
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? self::decrypt_tag(substr(trim($m[2]), 4)) |
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: self::decrypt_tag(trim($m[2]))) |
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. $m[3]; |
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}; |
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} |
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return preg_replace_callback('/(\<\/?)(.+?)(\>)/s', $callback, $text); |
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} |
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/** |
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* Декодриует спец блоки |
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* |
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* @param string $text |
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* @return string |
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*/ |
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public static function decode_internal_blocks($text) |
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{ |
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return preg_replace_callback( |
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'/' . self::INTERNAL_BLOCK_OPEN . '([a-zA-Z0-9\/=]+?)' . \EMT\Util::INTERNAL_BLOCK_CLOSE . '/s', |
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function ($m) { |
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return self::decrypt_tag($m[1]); |
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}, |
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$text |
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); |
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} |
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/** |
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* Кодирует спец блок |
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* |
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* @param string $text |
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* @return string |
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*/ |
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public static function iblock($text) |
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{ |
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return \EMT\Util::INTERNAL_BLOCK_OPEN . \EMT\Util::encrypt_tag($text) . \EMT\Util::INTERNAL_BLOCK_CLOSE; |
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} |
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/** |
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* Создание тега с защищенным содержимым |
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* |
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* @param string $content текст, который будет обрамлен тегом |
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* @param string $tag тэг |
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* @param array $attribute список атрибутов, где ключ - имя атрибута, а значение - само значение данного атрибута |
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* @return string |
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*/ |
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public static function build_safe_tag($content, $tag = 'span', $attribute = array(), $layout = \EMT\Util::LAYOUT_STYLE) |
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{ |
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$htmlTag = $tag; |
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if (self::$_typographSpecificTagId) { |
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if (!isset($attribute['id'])) { |
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$attribute['id'] = 'emt-2' . mt_rand(1000, 9999); |
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} |
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} |
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$classname = ""; |
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if (count($attribute)) { |
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if ($layout & self::LAYOUT_STYLE) { |
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if (isset($attribute['__style']) && $attribute['__style']) { |
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if (isset($attribute['style']) && $attribute['style']) { |
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$st = trim($attribute['style']); |
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if (mb_substr($st, -1) != ";") $st .= ";"; |
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$st .= $attribute['__style']; |
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$attribute['style'] = $st; |
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} else { |
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$attribute['style'] = $attribute['__style']; |
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} |
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unset($attribute['__style']); |
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} |
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} |
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foreach ($attribute as $attr => $value) { |
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if ($attr == "__style") continue; |
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if ($attr == "class") { |
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$classname = "$value"; |
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continue; |
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} |
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$htmlTag .= " $attr=\"$value\""; |
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} |
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} |
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if (($layout & self::LAYOUT_CLASS) && $classname) { |
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$htmlTag .= " class=\"$classname\""; |
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} |
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return "<" . self::encrypt_tag($htmlTag) . ">$content</" . self::encrypt_tag($tag) . ">"; |
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} |
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/** |
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* Метод, осуществляющий кодирование (сохранение) информации |
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* с целью невозможности типографировать ее |
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* |
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* @param string $text |
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* @return string |
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*/ |
|
299
|
|
|
public static function encrypt_tag($text) |
|
300
|
|
|
{ |
|
301
|
|
|
return base64_encode($text) . "="; |
|
302
|
|
|
} |
|
303
|
|
|
|
|
304
|
|
|
/** |
|
305
|
|
|
* Метод, осуществляющий декодирование информации |
|
306
|
|
|
* |
|
307
|
|
|
* @param string $text |
|
308
|
|
|
* @return string |
|
309
|
|
|
*/ |
|
310
|
|
|
public static function decrypt_tag($text) |
|
311
|
|
|
{ |
|
312
|
|
|
return base64_decode(substr($text, 0, -1)); |
|
313
|
|
|
} |
|
314
|
|
|
|
|
315
|
|
|
/** |
|
316
|
|
|
* @param string[] $needle |
|
317
|
|
|
*/ |
|
318
|
|
|
public static function strpos_ex(&$haystack, $needle, $offset = null) |
|
319
|
|
|
{ |
|
320
|
|
|
if (is_array($needle)) { |
|
321
|
|
|
$m = false; |
|
322
|
|
|
$w = false; |
|
323
|
|
|
foreach ($needle as $n) { |
|
324
|
|
|
$p = strpos($haystack, $n, $offset); |
|
325
|
|
|
if ($p === false) continue; |
|
326
|
|
|
if ($m === false) { |
|
327
|
|
|
$m = $p; |
|
328
|
|
|
$w = $n; |
|
329
|
|
|
continue; |
|
330
|
|
|
} |
|
331
|
|
|
if ($p < $m) { |
|
332
|
|
|
$m = $p; |
|
333
|
|
|
$w = $n; |
|
334
|
|
|
} |
|
335
|
|
|
} |
|
336
|
|
|
if ($m === false) return false; |
|
337
|
|
|
|
|
338
|
|
|
return array('pos' => $m, 'str' => $w); |
|
339
|
|
|
} |
|
340
|
|
|
|
|
341
|
|
|
return strpos($haystack, $needle, $offset); |
|
342
|
|
|
} |
|
343
|
|
|
|
|
344
|
|
|
public static function _process_selector_pattern(&$pattern) |
|
345
|
|
|
{ |
|
346
|
|
|
if ($pattern === false) return; |
|
347
|
|
|
$pattern = preg_quote($pattern, '/'); |
|
348
|
|
|
$pattern = str_replace("\\*", "[a-z0-9_\-]*", $pattern); |
|
349
|
|
|
$pattern = "/" . $pattern . "/i"; |
|
350
|
|
|
} |
|
351
|
|
|
|
|
352
|
|
|
public static function _test_pattern($pattern, $text) |
|
353
|
|
|
{ |
|
354
|
|
|
if ($pattern === false) return true; |
|
355
|
|
|
|
|
356
|
|
|
return preg_match($pattern, $text); |
|
357
|
|
|
} |
|
358
|
|
|
|
|
359
|
|
|
public static function strtolower($string) |
|
360
|
|
|
{ |
|
361
|
|
|
$convert_to = array( |
|
362
|
|
|
"a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k", "l", "m", "n", "o", "p", "q", "r", "s", "t", "u", |
|
363
|
|
|
"v", "w", "x", "y", "z", "à", "á", "â", "ã", "ä", "å", "æ", "ç", "è", "é", "ê", "ë", "ì", "í", "î", "ï", |
|
364
|
|
|
"ð", "ñ", "ò", "ó", "ô", "õ", "ö", "ø", "ù", "ú", "û", "ü", "ý", "а", "б", "в", "г", "д", "е", "ё", "ж", |
|
365
|
|
|
"з", "и", "й", "к", "л", "м", "н", "о", "п", "р", "с", "т", "у", "ф", "х", "ц", "ч", "ш", "щ", "ъ", "ы", |
|
366
|
|
|
"ь", "э", "ю", "я" |
|
367
|
|
|
); |
|
368
|
|
|
$convert_from = array( |
|
369
|
|
|
"A", "B", "C", "D", "E", "F", "G", "H", "I", "J", "K", "L", "M", "N", "O", "P", "Q", "R", "S", "T", "U", |
|
370
|
|
|
"V", "W", "X", "Y", "Z", "À", "Á", "Â", "Ã", "Ä", "Å", "Æ", "Ç", "È", "É", "Ê", "Ë", "Ì", "Í", "Î", "Ï", |
|
371
|
|
|
"Ð", "Ñ", "Ò", "Ó", "Ô", "Õ", "Ö", "Ø", "Ù", "Ú", "Û", "Ü", "Ý", "А", "Б", "В", "Г", "Д", "Е", "Ё", "Ж", |
|
372
|
|
|
"З", "И", "Й", "К", "Л", "М", "Н", "О", "П", "Р", "С", "Т", "У", "Ф", "Х", "Ц", "Ч", "Ш", "Щ", "Ъ", "Ъ", |
|
373
|
|
|
"Ь", "Э", "Ю", "Я" |
|
374
|
|
|
); |
|
375
|
|
|
|
|
376
|
|
|
return str_replace($convert_from, $convert_to, $string); |
|
377
|
|
|
} |
|
378
|
|
|
|
|
379
|
|
|
// взято с http://www.w3.org/TR/html4/sgml/entities.html |
|
380
|
|
|
protected static $html4_char_ents = array( |
|
381
|
|
|
'nbsp' => 160, |
|
382
|
|
|
'iexcl' => 161, |
|
383
|
|
|
'cent' => 162, |
|
384
|
|
|
'pound' => 163, |
|
385
|
|
|
'curren' => 164, |
|
386
|
|
|
'yen' => 165, |
|
387
|
|
|
'brvbar' => 166, |
|
388
|
|
|
'sect' => 167, |
|
389
|
|
|
'uml' => 168, |
|
390
|
|
|
'copy' => 169, |
|
391
|
|
|
'ordf' => 170, |
|
392
|
|
|
'laquo' => 171, |
|
393
|
|
|
'not' => 172, |
|
394
|
|
|
'shy' => 173, |
|
395
|
|
|
'reg' => 174, |
|
396
|
|
|
'macr' => 175, |
|
397
|
|
|
'deg' => 176, |
|
398
|
|
|
'plusmn' => 177, |
|
399
|
|
|
'sup2' => 178, |
|
400
|
|
|
'sup3' => 179, |
|
401
|
|
|
'acute' => 180, |
|
402
|
|
|
'micro' => 181, |
|
403
|
|
|
'para' => 182, |
|
404
|
|
|
'middot' => 183, |
|
405
|
|
|
'cedil' => 184, |
|
406
|
|
|
'sup1' => 185, |
|
407
|
|
|
'ordm' => 186, |
|
408
|
|
|
'raquo' => 187, |
|
409
|
|
|
'frac14' => 188, |
|
410
|
|
|
'frac12' => 189, |
|
411
|
|
|
'frac34' => 190, |
|
412
|
|
|
'iquest' => 191, |
|
413
|
|
|
'Agrave' => 192, |
|
414
|
|
|
'Aacute' => 193, |
|
415
|
|
|
'Acirc' => 194, |
|
416
|
|
|
'Atilde' => 195, |
|
417
|
|
|
'Auml' => 196, |
|
418
|
|
|
'Aring' => 197, |
|
419
|
|
|
'AElig' => 198, |
|
420
|
|
|
'Ccedil' => 199, |
|
421
|
|
|
'Egrave' => 200, |
|
422
|
|
|
'Eacute' => 201, |
|
423
|
|
|
'Ecirc' => 202, |
|
424
|
|
|
'Euml' => 203, |
|
425
|
|
|
'Igrave' => 204, |
|
426
|
|
|
'Iacute' => 205, |
|
427
|
|
|
'Icirc' => 206, |
|
428
|
|
|
'Iuml' => 207, |
|
429
|
|
|
'ETH' => 208, |
|
430
|
|
|
'Ntilde' => 209, |
|
431
|
|
|
'Ograve' => 210, |
|
432
|
|
|
'Oacute' => 211, |
|
433
|
|
|
'Ocirc' => 212, |
|
434
|
|
|
'Otilde' => 213, |
|
435
|
|
|
'Ouml' => 214, |
|
436
|
|
|
'times' => 215, |
|
437
|
|
|
'Oslash' => 216, |
|
438
|
|
|
'Ugrave' => 217, |
|
439
|
|
|
'Uacute' => 218, |
|
440
|
|
|
'Ucirc' => 219, |
|
441
|
|
|
'Uuml' => 220, |
|
442
|
|
|
'Yacute' => 221, |
|
443
|
|
|
'THORN' => 222, |
|
444
|
|
|
'szlig' => 223, |
|
445
|
|
|
'agrave' => 224, |
|
446
|
|
|
'aacute' => 225, |
|
447
|
|
|
'acirc' => 226, |
|
448
|
|
|
'atilde' => 227, |
|
449
|
|
|
'auml' => 228, |
|
450
|
|
|
'aring' => 229, |
|
451
|
|
|
'aelig' => 230, |
|
452
|
|
|
'ccedil' => 231, |
|
453
|
|
|
'egrave' => 232, |
|
454
|
|
|
'eacute' => 233, |
|
455
|
|
|
'ecirc' => 234, |
|
456
|
|
|
'euml' => 235, |
|
457
|
|
|
'igrave' => 236, |
|
458
|
|
|
'iacute' => 237, |
|
459
|
|
|
'icirc' => 238, |
|
460
|
|
|
'iuml' => 239, |
|
461
|
|
|
'eth' => 240, |
|
462
|
|
|
'ntilde' => 241, |
|
463
|
|
|
'ograve' => 242, |
|
464
|
|
|
'oacute' => 243, |
|
465
|
|
|
'ocirc' => 244, |
|
466
|
|
|
'otilde' => 245, |
|
467
|
|
|
'ouml' => 246, |
|
468
|
|
|
'divide' => 247, |
|
469
|
|
|
'oslash' => 248, |
|
470
|
|
|
'ugrave' => 249, |
|
471
|
|
|
'uacute' => 250, |
|
472
|
|
|
'ucirc' => 251, |
|
473
|
|
|
'uuml' => 252, |
|
474
|
|
|
'yacute' => 253, |
|
475
|
|
|
'thorn' => 254, |
|
476
|
|
|
'yuml' => 255, |
|
477
|
|
|
'fnof' => 402, |
|
478
|
|
|
'Alpha' => 913, |
|
479
|
|
|
'Beta' => 914, |
|
480
|
|
|
'Gamma' => 915, |
|
481
|
|
|
'Delta' => 916, |
|
482
|
|
|
'Epsilon' => 917, |
|
483
|
|
|
'Zeta' => 918, |
|
484
|
|
|
'Eta' => 919, |
|
485
|
|
|
'Theta' => 920, |
|
486
|
|
|
'Iota' => 921, |
|
487
|
|
|
'Kappa' => 922, |
|
488
|
|
|
'Lambda' => 923, |
|
489
|
|
|
'Mu' => 924, |
|
490
|
|
|
'Nu' => 925, |
|
491
|
|
|
'Xi' => 926, |
|
492
|
|
|
'Omicron' => 927, |
|
493
|
|
|
'Pi' => 928, |
|
494
|
|
|
'Rho' => 929, |
|
495
|
|
|
'Sigma' => 931, |
|
496
|
|
|
'Tau' => 932, |
|
497
|
|
|
'Upsilon' => 933, |
|
498
|
|
|
'Phi' => 934, |
|
499
|
|
|
'Chi' => 935, |
|
500
|
|
|
'Psi' => 936, |
|
501
|
|
|
'Omega' => 937, |
|
502
|
|
|
'alpha' => 945, |
|
503
|
|
|
'beta' => 946, |
|
504
|
|
|
'gamma' => 947, |
|
505
|
|
|
'delta' => 948, |
|
506
|
|
|
'epsilon' => 949, |
|
507
|
|
|
'zeta' => 950, |
|
508
|
|
|
'eta' => 951, |
|
509
|
|
|
'theta' => 952, |
|
510
|
|
|
'iota' => 953, |
|
511
|
|
|
'kappa' => 954, |
|
512
|
|
|
'lambda' => 955, |
|
513
|
|
|
'mu' => 956, |
|
514
|
|
|
'nu' => 957, |
|
515
|
|
|
'xi' => 958, |
|
516
|
|
|
'omicron' => 959, |
|
517
|
|
|
'pi' => 960, |
|
518
|
|
|
'rho' => 961, |
|
519
|
|
|
'sigmaf' => 962, |
|
520
|
|
|
'sigma' => 963, |
|
521
|
|
|
'tau' => 964, |
|
522
|
|
|
'upsilon' => 965, |
|
523
|
|
|
'phi' => 966, |
|
524
|
|
|
'chi' => 967, |
|
525
|
|
|
'psi' => 968, |
|
526
|
|
|
'omega' => 969, |
|
527
|
|
|
'thetasym' => 977, |
|
528
|
|
|
'upsih' => 978, |
|
529
|
|
|
'piv' => 982, |
|
530
|
|
|
'bull' => 8226, |
|
531
|
|
|
'hellip' => 8230, |
|
532
|
|
|
'prime' => 8242, |
|
533
|
|
|
'Prime' => 8243, |
|
534
|
|
|
'oline' => 8254, |
|
535
|
|
|
'frasl' => 8260, |
|
536
|
|
|
'weierp' => 8472, |
|
537
|
|
|
'image' => 8465, |
|
538
|
|
|
'real' => 8476, |
|
539
|
|
|
'trade' => 8482, |
|
540
|
|
|
'alefsym' => 8501, |
|
541
|
|
|
'larr' => 8592, |
|
542
|
|
|
'uarr' => 8593, |
|
543
|
|
|
'rarr' => 8594, |
|
544
|
|
|
'darr' => 8595, |
|
545
|
|
|
'harr' => 8596, |
|
546
|
|
|
'crarr' => 8629, |
|
547
|
|
|
'lArr' => 8656, |
|
548
|
|
|
'uArr' => 8657, |
|
549
|
|
|
'rArr' => 8658, |
|
550
|
|
|
'dArr' => 8659, |
|
551
|
|
|
'hArr' => 8660, |
|
552
|
|
|
'forall' => 8704, |
|
553
|
|
|
'part' => 8706, |
|
554
|
|
|
'exist' => 8707, |
|
555
|
|
|
'empty' => 8709, |
|
556
|
|
|
'nabla' => 8711, |
|
557
|
|
|
'isin' => 8712, |
|
558
|
|
|
'notin' => 8713, |
|
559
|
|
|
'ni' => 8715, |
|
560
|
|
|
'prod' => 8719, |
|
561
|
|
|
'sum' => 8721, |
|
562
|
|
|
'minus' => 8722, |
|
563
|
|
|
'lowast' => 8727, |
|
564
|
|
|
'radic' => 8730, |
|
565
|
|
|
'prop' => 8733, |
|
566
|
|
|
'infin' => 8734, |
|
567
|
|
|
'ang' => 8736, |
|
568
|
|
|
'and' => 8743, |
|
569
|
|
|
'or' => 8744, |
|
570
|
|
|
'cap' => 8745, |
|
571
|
|
|
'cup' => 8746, |
|
572
|
|
|
'int' => 8747, |
|
573
|
|
|
'there4' => 8756, |
|
574
|
|
|
'sim' => 8764, |
|
575
|
|
|
'cong' => 8773, |
|
576
|
|
|
'asymp' => 8776, |
|
577
|
|
|
'ne' => 8800, |
|
578
|
|
|
'equiv' => 8801, |
|
579
|
|
|
'le' => 8804, |
|
580
|
|
|
'ge' => 8805, |
|
581
|
|
|
'sub' => 8834, |
|
582
|
|
|
'sup' => 8835, |
|
583
|
|
|
'nsub' => 8836, |
|
584
|
|
|
'sube' => 8838, |
|
585
|
|
|
'supe' => 8839, |
|
586
|
|
|
'oplus' => 8853, |
|
587
|
|
|
'otimes' => 8855, |
|
588
|
|
|
'perp' => 8869, |
|
589
|
|
|
'sdot' => 8901, |
|
590
|
|
|
'lceil' => 8968, |
|
591
|
|
|
'rceil' => 8969, |
|
592
|
|
|
'lfloor' => 8970, |
|
593
|
|
|
'rfloor' => 8971, |
|
594
|
|
|
'lang' => 9001, |
|
595
|
|
|
'rang' => 9002, |
|
596
|
|
|
'loz' => 9674, |
|
597
|
|
|
'spades' => 9824, |
|
598
|
|
|
'clubs' => 9827, |
|
599
|
|
|
'hearts' => 9829, |
|
600
|
|
|
'diams' => 9830, |
|
601
|
|
|
'quot' => 34, |
|
602
|
|
|
'amp' => 38, |
|
603
|
|
|
'lt' => 60, |
|
604
|
|
|
'gt' => 62, |
|
605
|
|
|
'OElig' => 338, |
|
606
|
|
|
'oelig' => 339, |
|
607
|
|
|
'Scaron' => 352, |
|
608
|
|
|
'scaron' => 353, |
|
609
|
|
|
'Yuml' => 376, |
|
610
|
|
|
'circ' => 710, |
|
611
|
|
|
'tilde' => 732, |
|
612
|
|
|
'ensp' => 8194, |
|
613
|
|
|
'emsp' => 8195, |
|
614
|
|
|
'thinsp' => 8201, |
|
615
|
|
|
'zwnj' => 8204, |
|
616
|
|
|
'zwj' => 8205, |
|
617
|
|
|
'lrm' => 8206, |
|
618
|
|
|
'rlm' => 8207, |
|
619
|
|
|
'ndash' => 8211, |
|
620
|
|
|
'mdash' => 8212, |
|
621
|
|
|
'lsquo' => 8216, |
|
622
|
|
|
'rsquo' => 8217, |
|
623
|
|
|
'sbquo' => 8218, |
|
624
|
|
|
'ldquo' => 8220, |
|
625
|
|
|
'rdquo' => 8221, |
|
626
|
|
|
'bdquo' => 8222, |
|
627
|
|
|
'dagger' => 8224, |
|
628
|
|
|
'Dagger' => 8225, |
|
629
|
|
|
'permil' => 8240, |
|
630
|
|
|
'lsaquo' => 8249, |
|
631
|
|
|
'rsaquo' => 8250, |
|
632
|
|
|
'euro' => 8364, |
|
633
|
|
|
); |
|
634
|
|
|
|
|
635
|
|
|
/** |
|
636
|
|
|
* Вернуть уникод символ по html entinty |
|
637
|
|
|
* |
|
638
|
|
|
* @param string $entity |
|
639
|
|
|
* @return string |
|
640
|
|
|
*/ |
|
641
|
|
|
public static function html_char_entity_to_unicode($entity) |
|
642
|
|
|
{ |
|
643
|
|
|
if (isset(self::$html4_char_ents[$entity])) return self::_getUnicodeChar(self::$html4_char_ents[$entity]); |
|
644
|
|
|
|
|
645
|
|
|
return false; |
|
646
|
|
|
} |
|
647
|
|
|
|
|
648
|
|
|
/** |
|
649
|
|
|
* Сконвериторвать все html entity в соответсвующие юникод символы |
|
650
|
|
|
* |
|
651
|
|
|
* @param string $text |
|
652
|
|
|
*/ |
|
653
|
|
|
public static function convert_html_entities_to_unicode(&$text) |
|
654
|
|
|
{ |
|
655
|
|
|
$text = preg_replace_callback('/\&#([0-9]+)\;/', function ($m) { |
|
656
|
|
|
return self::_getUnicodeChar(intval($m[1])); |
|
657
|
|
|
}, $text); |
|
658
|
|
|
|
|
659
|
|
|
$text = preg_replace_callback('/\&#x([0-9A-F]+)\;/', function ($m) { |
|
660
|
|
|
return self::_getUnicodeChar(hexdec($m[1])); |
|
661
|
|
|
}, $text); |
|
662
|
|
|
|
|
663
|
|
|
$text = preg_replace_callback('/\&([a-zA-Z0-9]+)\;/', function ($m) { |
|
664
|
|
|
$r = self::html_char_entity_to_unicode($m[1]); |
|
665
|
|
|
|
|
666
|
|
|
return $r ? $r : $m[0]; |
|
667
|
|
|
}, $text); |
|
668
|
|
|
} |
|
669
|
|
|
|
|
670
|
|
|
/** |
|
671
|
|
|
* @param string $needle |
|
672
|
|
|
*/ |
|
673
|
|
|
public static function rstrpos($haystack, $needle, $offset = 0) |
|
674
|
|
|
{ |
|
675
|
|
|
if (trim($haystack) != "" && trim($needle) != "" && $offset <= mb_strlen($haystack)) { |
|
676
|
|
|
$last_pos = $offset; |
|
677
|
|
|
$found = false; |
|
678
|
|
|
while (($curr_pos = mb_strpos($haystack, $needle, $last_pos)) !== false) { |
|
679
|
|
|
$found = true; |
|
680
|
|
|
$last_pos = $curr_pos + 1; |
|
681
|
|
|
} |
|
682
|
|
|
if ($found) { |
|
683
|
|
|
return $last_pos - 1; |
|
684
|
|
|
} else { |
|
685
|
|
|
return false; |
|
686
|
|
|
} |
|
687
|
|
|
} else { |
|
688
|
|
|
return false; |
|
689
|
|
|
} |
|
690
|
|
|
} |
|
691
|
|
|
|
|
692
|
|
|
public static function ifop($cond, $true, $false) |
|
693
|
|
|
{ |
|
694
|
|
|
return $cond ? $true : $false; |
|
695
|
|
|
} |
|
696
|
|
|
|
|
697
|
|
|
} |
|
698
|
|
|
|
kix /
mdash
This check marks implicit conversions of arrays to boolean values in a comparison. While in PHP an empty array is considered to be equal (but not identical) to false, this is not always apparent.
Consider making the comparison explicit by using
empty(..)or! empty(...)instead.