Add spellchecker backend for the After the Deadline service. See http://www.afterthedeadline.com for server installations
Thomas Bruederli
11 years ago
parent
bc0a470157
commit
b5216621ba
@ -0,0 +1,192 @@
|
||||
<?php
|
||||
|
||||
/*
|
||||
+-----------------------------------------------------------------------+
|
||||
| This file is part of the Roundcube Webmail client |
|
||||
| |
|
||||
| Copyright (C) 2013, The Roundcube Dev Team |
|
||||
| |
|
||||
| Licensed under the GNU General Public License version 3 or |
|
||||
| any later version with exceptions for skins & plugins. |
|
||||
| See the README file for a full license statement. |
|
||||
| |
|
||||
| PURPOSE: |
|
||||
| Spellchecking backend implementation for afterthedeadline services |
|
||||
+-----------------------------------------------------------------------+
|
||||
| Author: Thomas Bruederli <roundcube@gmail.com> |
|
||||
+-----------------------------------------------------------------------+
|
||||
*/
|
||||
|
||||
/**
|
||||
* Spellchecking backend implementation to work with an After the Deadline service
|
||||
* See http://www.afterthedeadline.com/ for more information
|
||||
*
|
||||
* @package Framework
|
||||
* @subpackage Utils
|
||||
*/
|
||||
class rcube_spellcheck_atd extends rcube_spellcheck_engine
|
||||
{
|
||||
const SERVICE_HOST = 'service.afterthedeadline.com';
|
||||
const SERVICE_PORT = 80;
|
||||
|
||||
private $matches = array();
|
||||
private $content;
|
||||
private $langhosts = array(
|
||||
'fr' => 'fr.',
|
||||
'de' => 'de.',
|
||||
'pt' => 'pt.',
|
||||
'es' => 'es.',
|
||||
);
|
||||
|
||||
/**
|
||||
* Set content and check spelling
|
||||
*
|
||||
* @see rcube_spellcheck_engine::check()
|
||||
*/
|
||||
function check($text)
|
||||
{
|
||||
$this->content = $text;
|
||||
|
||||
// spell check uri is configured
|
||||
$rcube = rcube::get_instance();
|
||||
$url = $rcube->config->get('spellcheck_uri');
|
||||
$key = $rcube->config->get('spellcheck_atd_key');
|
||||
|
||||
if ($url) {
|
||||
$a_uri = parse_url($url);
|
||||
$ssl = ($a_uri['scheme'] == 'https' || $a_uri['scheme'] == 'ssl');
|
||||
$port = $a_uri['port'] ? $a_uri['port'] : ($ssl ? 443 : 80);
|
||||
$host = ($ssl ? 'ssl://' : '') . $a_uri['host'];
|
||||
$path = $a_uri['path'] . ($a_uri['query'] ? '?'.$a_uri['query'] : '') . $this->lang;
|
||||
}
|
||||
else {
|
||||
$host = self::SERVICE_HOST;
|
||||
$port = self::SERVICE_PORT;
|
||||
$path = '/checkDocument';
|
||||
|
||||
// prefix host for other languages than 'en'
|
||||
$lang = substr($this->lang, 0, 2);
|
||||
if ($this->langhosts[$lang])
|
||||
$host = $this->langhosts[$lang] . $host;
|
||||
}
|
||||
|
||||
$postdata = 'data=' . urlencode($text);
|
||||
|
||||
if (!empty($key))
|
||||
$postdata .= '&key=' . urlencode($key);
|
||||
|
||||
$response = $headers = '';
|
||||
$in_header = true;
|
||||
if ($fp = fsockopen($host, $port, $errno, $errstr, 30)) {
|
||||
$out = "POST $path HTTP/1.0\r\n";
|
||||
$out .= "Host: " . str_replace('ssl://', '', $host) . "\r\n";
|
||||
$out .= "Content-Length: " . strlen($postdata) . "\r\n";
|
||||
$out .= "Content-Type: application/x-www-form-urlencoded\r\n";
|
||||
$out .= "Connection: Close\r\n\r\n";
|
||||
$out .= $postdata;
|
||||
fwrite($fp, $out);
|
||||
|
||||
while (!feof($fp)) {
|
||||
if ($in_header) {
|
||||
$line = fgets($fp, 512);
|
||||
$headers .= $line;
|
||||
if (trim($line) == '')
|
||||
$in_header = false;
|
||||
}
|
||||
else {
|
||||
$response .= fgets($fp, 1024);
|
||||
}
|
||||
}
|
||||
fclose($fp);
|
||||
}
|
||||
|
||||
// parse HTTP response headers
|
||||
if (preg_match('!^HTTP/1.\d (\d+)(.+)!', $headers, $m)) {
|
||||
$http_status = $m[1];
|
||||
if ($http_status != '200')
|
||||
$this->error = 'HTTP ' . $m[1] . $m[2];
|
||||
}
|
||||
|
||||
if (!$response) {
|
||||
$this->error = "Empty result from spelling engine";
|
||||
}
|
||||
|
||||
try {
|
||||
$result = new SimpleXMLElement($response);
|
||||
}
|
||||
catch (Exception $e) {
|
||||
$thid->error = "Unexpected response from server: " . $store;
|
||||
return array();
|
||||
}
|
||||
|
||||
foreach ($result->error as $error) {
|
||||
if (strval($error->type) == 'spelling') {
|
||||
$word = strval($error->string);
|
||||
|
||||
// skip exceptions
|
||||
if ($this->dictionary->is_exception($word)) {
|
||||
continue;
|
||||
}
|
||||
|
||||
$prefix = strval($error->precontext);
|
||||
$start = $prefix ? mb_strpos($text, $prefix) : 0;
|
||||
$pos = mb_strpos($text, $word, $start);
|
||||
$len = mb_strlen($word);
|
||||
$num = 0;
|
||||
|
||||
$match = array($word, $pos, $len, null, array());
|
||||
foreach ($error->suggestions->option as $option) {
|
||||
$match[4][] = strval($option);
|
||||
if (++$num == self::MAX_SUGGESTIONS)
|
||||
break;
|
||||
}
|
||||
$matches[] = $match;
|
||||
}
|
||||
}
|
||||
|
||||
$this->matches = $matches;
|
||||
return $matches;
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns suggestions for the specified word
|
||||
*
|
||||
* @see rcube_spellcheck_engine::get_words()
|
||||
*/
|
||||
function get_suggestions($word)
|
||||
{
|
||||
$matches = $word ? $this->check($word) : $this->matches;
|
||||
|
||||
if ($matches[0][4]) {
|
||||
return $matches[0][4];
|
||||
}
|
||||
|
||||
return array();
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns misspelled words
|
||||
*
|
||||
* @see rcube_spellcheck_engine::get_suggestions()
|
||||
*/
|
||||
function get_words($text = null)
|
||||
{
|
||||
if ($text) {
|
||||
$matches = $this->check($text);
|
||||
}
|
||||
else {
|
||||
$matches = $this->matches;
|
||||
$text = $this->content;
|
||||
}
|
||||
|
||||
$result = array();
|
||||
|
||||
foreach ($matches as $m) {
|
||||
$result[] = mb_substr($text, $m[1], $m[2], RCUBE_CHARSET);
|
||||
}
|
||||
|
||||
return $result;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue