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111 lines
3.7 KiB
PHP
111 lines
3.7 KiB
PHP
<?php
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/*
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+-----------------------------------------------------------------------+
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| program/steps/utils/spell_html_googie.inc |
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| This file is part of the Roundcube Webmail client |
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| Copyright (C) 2005-2010, Roundcube Dev. - Switzerland |
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| Licensed under the GNU GPL |
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| PURPOSE: |
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| Submit request to Google's spell checking engine |
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+-----------------------------------------------------------------------+
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| Author: Aleksander Machniak <alec@alec.pl> |
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+-----------------------------------------------------------------------+
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$Id: spell_googie.inc 3780 2010-06-23 09:55:08Z alec $
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*/
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function json_error($str)
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{
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echo '{"error":{"errstr":"' . addslashes($str) . '","errfile":"","errline":null,"errcontext":"","level":"FATAL"}}';
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exit;
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}
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function googie_get($host, $port, $path, $data)
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{
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$store = '';
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if ($fp = fsockopen($host, $port, $errno, $errstr, 30)) {
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$out = "POST $path HTTP/1.0\r\n";
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$out .= "Host: " . str_replace('ssl://', '', $host) . "\r\n";
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$out .= "Content-Length: " . strlen($data) . "\r\n";
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$out .= "Content-Type: application/x-www-form-urlencoded\r\n";
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$out .= "Connection: Close\r\n\r\n";
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$out .= $data;
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fwrite($fp, $out);
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while (!feof($fp))
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$store .= fgets($fp, 128);
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fclose($fp);
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}
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if (!$store) {
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json_error("Empty result from spelling engine");
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}
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$matches = array();
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preg_match_all('/<c o="([^"]*)" l="([^"]*)" s="([^"]*)">([^<]*)<\/c>/', $store, $matches, PREG_SET_ORDER);
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return $matches;
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}
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$REMOTE_REQUEST = TRUE;
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// read input
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$data = file_get_contents('php://input');
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// Decode JSON input
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$request = json_decode($data, true);
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$result = array();
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$lang = $request['params'][0];
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$data = $request['params'][1];
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$result['id'] = $request['id'];
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// default settings
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$host = "ssl://www.google.com";
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$port = 443;
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$path = "/tbproxy/spell?lang=$lang";
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// spell check uri is configured
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if (!empty($CONFIG['spellcheck_uri']))
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{
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$a_uri = parse_url($CONFIG['spellcheck_uri']);
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$ssl = ($a_uri['scheme']=='https' || $a_uri['scheme']=='ssl');
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$port = $a_uri['port'] ? $a_uri['port'] : ($ssl ? 443 : 80);
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$host = ($ssl ? 'ssl://' : '') . $a_uri['host'];
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$path = $a_uri['path'] . ($a_uri['query'] ? '?'.$a_uri['query'] : '') . $lang;
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}
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$wordstr = implode(' ', (array) $data);
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$data = '<?xml version="1.0" encoding="utf-8" ?>'
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.'<spellrequest textalreadyclipped="0" ignoredups="0" ignoredigits="1" ignoreallcaps="1">'
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.'<text>' . $wordstr . '</text>'
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.'</spellrequest>';
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$matches = googie_get($host, $port, $path, $data);
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if ($request['method'] == 'checkWords') {
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$result['result'] = array();
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for ($i=0, $len=count($matches); $i<$len; $i++)
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$result['result'][] = mb_substr($wordstr, $matches[$i][1], $matches[$i][2], RCMAIL_CHARSET);
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}
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else if ($request['method'] == 'getSuggestions') {
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if ($matches[0][4]) {
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$suggestions = explode("\t", $matches[0][4]);
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if (sizeof($suggestions)>MAX_SUGGESTIONS)
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$suggestions = array_slice($suggestions, 0, MAX_SUGGESTIONS);
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$result['result'] = $suggestions;
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}
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else
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$result['result'] = array();
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}
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// send output
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header("Content-Type: text/xml; charset=".RCMAIL_CHARSET);
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echo json_encode($result);
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exit;
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