1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
|
<?php
/**
* $Id: editor_plugin_src.js 201 2007-02-12 15:56:56Z spocke $
*
* @author Moxiecode
* @copyright Copyright 2004-2007, Moxiecode Systems AB, All rights reserved.
*/
class GoogleSpell extends SpellChecker {
/**
* Spellchecks an array of words.
*
* @param {String} $lang Language code like sv or en.
* @param {Array} $words Array of words to spellcheck.
* @return {Array} Array of misspelled words.
*/
function &checkWords($lang, $words) {
$wordstr = implode(' ', $words);
$matches = $this->_getMatches($lang, $wordstr);
$words = array();
for ($i=0; $i<count($matches); $i++)
$words[] = $this->_unhtmlentities(mb_substr($wordstr, $matches[$i][1], $matches[$i][2], "UTF-8"));
return $words;
}
/**
* Returns suggestions of for a specific word.
*
* @param {String} $lang Language code like sv or en.
* @param {String} $word Specific word to get suggestions for.
* @return {Array} Array of suggestions for the specified word.
*/
function &getSuggestions($lang, $word) {
$sug = array();
$osug = array();
$matches = $this->_getMatches($lang, $word);
if (count($matches) > 0)
$sug = explode("\t", $this->_unhtmlentities($matches[0][4]));
// Remove empty
foreach ($sug as $item) {
if ($item)
$osug[] = $item;
}
return $osug;
}
function &_getMatches($lang, $str) {
$server = "www.google.com";
$port = 443;
$path = "/tbproxy/spell?lang=" . $lang . "&hl=en";
$ssl = true;
// spell check uri is configured (added by RoundCube)
if (!empty($this->_config['rpc_uri'])) {
$a_uri = parse_url($this->_config['rpc_uri']);
$ssl = ($a_uri['scheme']=='https' || $a_uri['scheme']=='ssl');
$port = $a_uri['port'] ? $a_uri['port'] : ($ssl ? 443 : 80);
$server = $a_uri['host'];
$path = $a_uri['path'] . ($a_uri['query'] ? '?'.$a_uri['query'] : '') . $lang;
}
// Setup XML request
$xml = '<?xml version="1.0" encoding="utf-8" ?><spellrequest textalreadyclipped="0" ignoredups="0" ignoredigits="1" ignoreallcaps="1"><text>' . $str . '</text></spellrequest>';
$header = "POST ".$path." HTTP/1.0 \r\n";
$header .= "MIME-Version: 1.0 \r\n";
$header .= "Content-type: application/PTI26 \r\n";
$header .= "Content-length: ".strlen($xml)." \r\n";
$header .= "Content-transfer-encoding: text \r\n";
$header .= "Request-number: 1 \r\n";
$header .= "Document-type: Request \r\n";
$header .= "Interface-Version: Test 1.4 \r\n";
$header .= "Connection: close \r\n\r\n";
$header .= $xml;
// Use curl if it exists
if (function_exists('curl_init')) {
// Use curl
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, ($ssl ? "https://" : "http://") . $server);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_CUSTOMREQUEST, $header);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
$xml = curl_exec($ch);
curl_close($ch);
} else {
// Use raw sockets
$fp = fsockopen(($ssl ? "ssl://" : "") . $server, $port, $errno, $errstr, 30);
if ($fp) {
// Send request
fwrite($fp, $header);
// Read response
$xml = "";
while (!feof($fp))
$xml .= fgets($fp, 128);
fclose($fp);
} else
echo "Could not open SSL connection to google.";
}
// Grab and parse content
$matches = array();
preg_match_all('/<c o="([^"]*)" l="([^"]*)" s="([^"]*)">([^<]*)<\/c>/', $xml, $matches, PREG_SET_ORDER);
return $matches;
}
function _unhtmlentities($string) {
$string = preg_replace('~&#x([0-9a-f]+);~ei', 'chr(hexdec("\\1"))', $string);
$string = preg_replace('~&#([0-9]+);~e', 'chr(\\1)', $string);
$trans_tbl = get_html_translation_table(HTML_ENTITIES);
$trans_tbl = array_flip($trans_tbl);
return strtr($string, $trans_tbl);
}
}
// Patch in multibyte support
if (!function_exists('mb_substr')) {
function mb_substr($str, $start, $len = '', $encoding="UTF-8"){
$limit = strlen($str);
for ($s = 0; $start > 0;--$start) {// found the real start
if ($s >= $limit)
break;
if ($str[$s] <= "\x7F")
++$s;
else {
++$s; // skip length
while ($str[$s] >= "\x80" && $str[$s] <= "\xBF")
++$s;
}
}
if ($len == '')
return substr($str, $s);
else
for ($e = $s; $len > 0; --$len) {//found the real end
if ($e >= $limit)
break;
if ($str[$e] <= "\x7F")
++$e;
else {
++$e;//skip length
while ($str[$e] >= "\x80" && $str[$e] <= "\xBF" && $e < $limit)
++$e;
}
}
return substr($str, $s, $e - $s);
}
}
?>
|
