NSC_DESC=	Install network spellchecker

NSC_IMPLIES=	PSPELL

NSC_VARS=	use_php+=simplexml rcubecomp+=spellchecker.php

post-extract-NSC:

	@${CP} ${FILESDIR}/spellchecker.php ${WRKSRC}

<?php

/*-

 * Copyright (c) 2006 Alex Dupre.  All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 * 1. Redistributions of source code must retain the above copyright

 *    notice, this list of conditions and the following disclaimer.

 * 2. Redistributions in binary form must reproduce the above copyright

 *    notice, this list of conditions and the following disclaimer in the

 *    documentation and/or other materials provided with the distribution.

 *

 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR

 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES

 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.

 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,

 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT

 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,

 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF

 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

 */

$lang = $_REQUEST["lang"];

$xml = new SimpleXMLElement(file_get_contents("php://input"));

$spell = pspell_new($lang, "", "", "utf-8", PSPELL_NORMAL);

$suggestions = array();

$offset = 0;

mb_regex_encoding("UTF-8");

foreach (mb_split("\n", $xml->text) as $line) {

  $len = mb_strlen($line, "UTF-8");

  mb_ereg_search_init($line, "\w+");

  while (($wpos = mb_ereg_search_pos()) != FALSE) {

    $word = mb_substr($line, $wpos[0], $wpos[1]);

    if (!pspell_check($spell, $word)) {

      $woffset = mb_strlen(mb_substr($line, 0, $wpos[0]), "UTF-8");

      $wlen = mb_strlen($word, "UTF-8");

      array_push($suggestions, array($offset + $woffset, $wlen, pspell_suggest($spell, $word)));

    }

  }

  $offset += $len + 1;

}

$xml = new SimpleXMLElement("<spellresponse/>");

$xml->addAttribute("error", count($suggestions) ? "1" : "0");

foreach ($suggestions as $s) {

  $c = $xml->addChild("c", join("\t", $s[2]));

  $c->addAttribute("o", $s[0]);

  $c->addAttribute("l", $s[1]);

  $c->addAttribute("s", "1");

}

header('Content-Type: text/xml');

echo $xml->asXML();