<?php
/* * 
 * Tiny Spelling Interface for TinyMCE Spell Checking.
 *
 * Copyright © 2006 Moxiecode Systems AB
 *
 */


class TinyPspellShell 
{
    var $lang;
    var $mode;
    var $string;
    var $error;
    var $errorMsg;

    var $cmd;
    var $tmpfile;

    var $jargon;
    var $spelling;
    var $encoding;

    function TinyPspellShell(&$config, $lang, $mode, $spelling, $jargon, $encoding) 
    {
        $this->lang = $lang;
        $this->mode = $mode;
        $this->error = false;
        $this->errorMsg = array();

        $this->tmpfile = tempnam($config['tinypspellshell.tmp'], "tinyspell");

        if(preg_match("#win#i",php_uname()))
            $this->cmd = $config['tinypspellshell.aspell'] . " -a --lang=". $this->lang." --encoding=utf-8 -H < $this->tmpfile 2>&1";
        else
            $this->cmd = "cat ". $this->tmpfile ." | " . $config['tinypspellshell.aspell'] . " -a --encoding=utf-8 -H --lang=". $this->lang;
    }

    // Returns array with bad words or false if failed.
    function checkWords($wordArray) 
    {
        if ($fh = fopen($this->tmpfile, "w")) {
            fwrite($fh, "!\n");
            foreach($wordArray as $key => $value)
                fwrite($fh, "^" . $value . "\n");
            fclose($fh);
        } else {
            $this->errorMsg[] = "PSpell not found.";
            return array();
        }

        $data = shell_exec($this->cmd);
        @unlink($this->tmpfile);
        
        $returnData = array();
        $dataArr = preg_split("/\n/", $data, -1, PREG_SPLIT_NO_EMPTY);

        foreach($dataArr as $dstr) {
            $matches = array();

            // Skip this line.
            if (strpos($dstr, "@") === 0)
                continue;

            preg_match("/\& (.*) .* .*: .*/i", $dstr, $matches);

            if (!empty($matches[1]))
                $returnData[] = $matches[1];
        }

        return $returnData;
    }

    // Returns array with suggestions or false if failed.
    function getSuggestion($word) 
    {
        if (function_exists("mb_convert_encoding"))
            $word = mb_convert_encoding($word, "ISO-8859-1", mb_detect_encoding($word, "UTF-8"));
        else
            $word = utf8_encode($word);

        if ($fh = fopen($this->tmpfile, "w")) {
            fwrite($fh, "!\n");
            fwrite($fh, "^$word\n");
            fclose($fh);
        } else
            die("Error opening tmp file.");

        $data = shell_exec($this->cmd);

        @unlink($this->tmpfile);

        $returnData = array();
        $dataArr = preg_split("/\n/", $data, -1, PREG_SPLIT_NO_EMPTY);

        foreach($dataArr as $dstr) {
            $matches = array();

            // Skip this line.
            if (strpos($dstr, "@") === 0)
                continue;

            preg_match("/\& .* .* .*: (.*)/i", $dstr, $matches);

            if (!empty($matches[1])) {
                // For some reason, the exec version seems to add commas?
                $returnData[] = str_replace(",", "", $matches[1]);
            }
        }
        return $returnData;
    }

    function _debugData($data) 
    {
        $fh = @fopen("debug.log", 'a+');
        @fwrite($fh, $data);
        @fclose($fh);
    }

}

// Setup classname, should be the same as the name of the spellchecker class
$spellCheckerConfig['class'] = "TinyPspellShell";

?>