1 <?php

     2 /**

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

     4  *

     5  * @author Moxiecode

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

     7  */

     8 

     9 class GoogleSpell extends SpellChecker {

    10 	/**

    11 	 * Spellchecks an array of words.

    12 	 *

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

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

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

    16 	 */

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

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

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

    20 		$words = array();

    21 

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

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

    24 

    25 		return $words;

    26 	}

    27 

    28 	/**

    29 	 * Returns suggestions of for a specific word.

    30 	 *

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

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

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

    34 	 */

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

    36 		$sug = array();

    37 		$osug = array();

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

    39 

    40 		if (count($matches) > 0)

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

    42 

    43 		// Remove empty

    44 		foreach ($sug as $item) {

    45 			if ($item)

    46 				$osug[] = $item;

    47 		}

    48 

    49 		return $osug;

    50 	}

    51 

    52 	function &_getMatches($lang, $str) {

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

    54 		$port = 443;

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

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

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

    58 

    59 		// Setup XML request

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

    61 

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

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

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

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

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

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

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

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

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

    71 		$header .= $xml;

    72 

    73 		// Use curl if it exists

    74 		if (function_exists('curl_init')) {

    75 			// Use curl

    76 			$ch = curl_init();

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

    78 			curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);

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

    80 			curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);

    81 			$xml = curl_exec($ch);

    82 			curl_close($ch);

    83 		} else {

    84 			// Use raw sockets

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

    86 			if ($fp) {

    87 				// Send request

    88 				fwrite($fp, $header);

    89 

    90 				// Read response

    91 				$xml = "";

    92 				while (!feof($fp))

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

    94 

    95 				fclose($fp);

    96 			} else

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

    98 		}

    99 

   100 		// Grab and parse content

   101 		$matches = array();

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

   103 

   104 		return $matches;

   105 	}

   106 

   107 	function _unhtmlentities($string) {

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

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

   110 

   111 		$trans_tbl = get_html_translation_table(HTML_ENTITIES);

   112 		$trans_tbl = array_flip($trans_tbl);

   113 

   114 		return strtr($string, $trans_tbl);

   115 	}

   116 }

   117 

   118 // Patch in multibyte support

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

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

   121 		$limit = strlen($str);

   122 

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

   124 			if ($s >= $limit)

   125 				break;

   126 

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

   128 				++$s;

   129 			else {

   130 				++$s; // skip length

   131 

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

   133 					++$s;

   134 			}

   135 		}

   136 

   137 		if ($len == '')

   138 			return substr($str, $s);

   139 		else

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

   141 				if ($e >= $limit)

   142 					break;

   143 

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

   145 					++$e;

   146 				else {

   147 					++$e;//skip length

   148 

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

   150 						++$e;

   151 				}

   152 			}

   153 

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

   155 	}

   156 }

   157 

   158 ?>