1 <?php

     2 /**

     3  * $Id: editor_plugin_src.js 201 2007-02-12 15:56:56Z spocke $

     4  *

     5  * @package MCManager.includes

     6  * @author Moxiecode

     7  * @copyright Copyright © 2004-2007, Moxiecode Systems AB, All rights reserved.

     8  */

     9 

    10 class GoogleSpell extends SpellChecker {

    11 	/**

    12 	 * Spellchecks an array of words.

    13 	 *

    14 	 * @param {String} $lang Language code like sv or en.

    15 	 * @param {Array} $words Array of words to spellcheck.

    16 	 * @return {Array} Array of misspelled words.

    17 	 */

    18 	function &checkWords($lang, $words) {

    19 		$wordstr = implode(' ', $words);

    20 		$matches = $this->_getMatches($lang, $wordstr);

    21 		$words = array();

    22 

    23 		for ($i=0; $i<count($matches); $i++)

    24 			$words[] = $this->_unhtmlentities(mb_substr($wordstr, $matches[$i][1], $matches[$i][2], "UTF-8"));

    25 

    26 		return $words;

    27 	}

    28 

    29 	/**

    30 	 * Returns suggestions of for a specific word.

    31 	 *

    32 	 * @param {String} $lang Language code like sv or en.

    33 	 * @param {String} $word Specific word to get suggestions for.

    34 	 * @return {Array} Array of suggestions for the specified word.

    35 	 */

    36 	function &getSuggestions($lang, $word) {

    37 		$sug = array();

    38 		$osug = array();

    39 		$matches = $this->_getMatches($lang, $word);

    40 

    41 		if (count($matches) > 0)

    42 			$sug = explode("\t", utf8_encode($this->_unhtmlentities($matches[0][4])));

    43 

    44 		// Remove empty

    45 		foreach ($sug as $item) {

    46 			if ($item)

    47 				$osug[] = $item;

    48 		}

    49 

    50 		return $osug;

    51 	}

    52 

    53 	protected function &_getMatches($lang, $str) {

    54 		$lang = preg_replace('/[^a-z\-]/i', '', $lang);

    55 		$str = preg_replace('/[\x00-\x1F\x7F]/', '', $str);

    56 		$server = "www.google.com";

    57 		$port = 443;

    58 		$path = "/tbproxy/spell?lang=" . $lang . "&hl=en";

    59 		$host = "www.google.com";

    60 		$url = "https://" . $server;

    61 

    62 		// Setup XML request

    63 		$xml = '<?xml version="1.0" encoding="utf-8" ?><spellrequest textalreadyclipped="0" ignoredups="0" ignoredigits="1" ignoreallcaps="1"><text>' . $str . '</text></spellrequest>';

    64 

    65 		$header  = "POST ".$path." HTTP/1.0 \r\n";

    66 		$header .= "MIME-Version: 1.0 \r\n";

    67 		$header .= "Content-type: application/PTI26 \r\n";

    68 		$header .= "Content-length: ".strlen($xml)." \r\n";

    69 		$header .= "Content-transfer-encoding: text \r\n";

    70 		$header .= "Request-number: 1 \r\n";

    71 		$header .= "Document-type: Request \r\n";

    72 		$header .= "Interface-Version: Test 1.4 \r\n";

    73 		$header .= "Connection: close \r\n\r\n";

    74 		$header .= $xml;

    75 

    76 		// Use curl if it exists

    77 		if (function_exists('curl_init')) {

    78 			// Use curl

    79 			$ch = curl_init();

    80 			curl_setopt($ch, CURLOPT_URL,$url);

    81 			curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);

    82 			curl_setopt($ch, CURLOPT_CUSTOMREQUEST, $header);

    83 			curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);

    84 			$xml = curl_exec($ch);

    85 			curl_close($ch);

    86 		} else {

    87 			// Use raw sockets

    88 			$fp = fsockopen("ssl://" . $server, $port, $errno, $errstr, 30);

    89 			if ($fp) {

    90 				// Send request

    91 				fwrite($fp, $header);

    92 

    93 				// Read response

    94 				$xml = "";

    95 				while (!feof($fp))

    96 					$xml .= fgets($fp, 128);

    97 

    98 				fclose($fp);

    99 			} else

   100 				echo "Could not open SSL connection to google.";

   101 		}

   102 

   103 		// Grab and parse content

   104 		$matches = array();

   105 		preg_match_all('/<c o="([^"]*)" l="([^"]*)" s="([^"]*)">([^<]*)<\/c>/', $xml, $matches, PREG_SET_ORDER);

   106 

   107 		return $matches;

   108 	}

   109 

   110 	protected function _unhtmlentities($string) {

   111 		$string = preg_replace('~&#x([0-9a-f]+);~ei', 'chr(hexdec("\\1"))', $string);

   112 		$string = preg_replace('~&#([0-9]+);~e', 'chr(\\1)', $string);

   113 

   114 		$trans_tbl = get_html_translation_table(HTML_ENTITIES);

   115 		$trans_tbl = array_flip($trans_tbl);

   116 

   117 		return strtr($string, $trans_tbl);

   118 	}

   119 }

   120 

   121 // Patch in multibyte support

   122 if (!function_exists('mb_substr')) {

   123 	function mb_substr($str, $start, $len = '', $encoding="UTF-8"){

   124 		$limit = strlen($str);

   125 

   126 		for ($s = 0; $start > 0;--$start) {// found the real start

   127 			if ($s >= $limit)

   128 				break;

   129 

   130 			if ($str[$s] <= "\x7F")

   131 				++$s;

   132 			else {

   133 				++$s; // skip length

   134 

   135 				while ($str[$s] >= "\x80" && $str[$s] <= "\xBF")

   136 					++$s;

   137 			}

   138 		}

   139 

   140 		if ($len == '')

   141 			return substr($str, $s);

   142 		else

   143 			for ($e = $s; $len > 0; --$len) {//found the real end

   144 				if ($e >= $limit)

   145 					break;

   146 

   147 				if ($str[$e] <= "\x7F")

   148 					++$e;

   149 				else {

   150 					++$e;//skip length

   151 

   152 					while ($str[$e] >= "\x80" && $str[$e] <= "\xBF" && $e < $limit)

   153 						++$e;

   154 				}

   155 			}

   156 

   157 		return substr($str, $s, $e - $s);

   158 	}

   159 }

   160 

   161 ?>