dictionary_utils.php

<?
function readDictionary($filename) {
    if (file_exists($filename)) {
        $content = file_get_contents($filename);
        return parseRecords($content);
    }
    else {
        return parseRecords("");
    }
}

$START_TAG_BEGIN = "{";
$START_TAG_END = "}";
$FINISH_TAG_BEGIN = "{/";
$FINISH_TAG_END = "}";
$RECORD_TAG_NAME = "record";

function writeDictionary($filename, $dictionary) {
    global $START_TAG_BEGIN, $START_TAG_END, $FINISH_TAG_BEGIN, $FINISH_TAG_END, $RECORD_TAG_NAME;

    if ($handle = fopen($filename, "w")) {
        if (flock($handle, LOCK_EX)) {
            foreach ($dictionary as $name => $record) {
                fwrite($handle, $START_TAG_BEGIN . $RECORD_TAG_NAME . $START_TAG_END . "\n");
                foreach ($record as $lang => $trans) {
                    $translationString =
                        "    " . $START_TAG_BEGIN . $lang . $START_TAG_END.
                        htmlspecialchars_decode($trans) .
                        $FINISH_TAG_BEGIN . $lang . $FINISH_TAG_END . "\n";
                    fwrite($handle, $translationString);
                }
                fwrite($handle, $FINISH_TAG_BEGIN . $RECORD_TAG_NAME . $FINISH_TAG_END . "\n");
            }
            flock($handle, LOCK_UN);
        }
        else {
            echo "Error: flock() fail\n";
        }
        fclose($handle);
    }
    else {
        echo "Error: fopen() fail\n";
    }
}

function parseRecords($content) {
    global $START_TAG_BEGIN, $START_TAG_END, $FINISH_TAG_BEGIN, $FINISH_TAG_END, $RECORD_TAG_NAME;

    $records = array();
    $startRecord = $START_TAG_BEGIN . $RECORD_TAG_NAME . $START_TAG_END;
    $finishRecord = $FINISH_TAG_BEGIN . $RECORD_TAG_NAME . $FINISH_TAG_END;

    $initPos = 0;
    $startPos = strpos($content, $startRecord, $initPos);
    while (($startPos = strpos($content, $startRecord, $initPos)) !== false) {
        $recordPos = $startPos + strlen($startRecord);
        $finishPos = strpos($content, $finishRecord, $recordPos);
        $record = substr($content, $recordPos, ($finishPos - $recordPos));
        $parsed = parseRecord($record);
        $records[$parsed["name"]] = $parsed;
        $initPos = $finishPos + strlen($finishRecord);
    }

    return $records;
}

function parseRecord($record) {
    global $START_TAG_BEGIN, $START_TAG_END, $FINISH_TAG_BEGIN, $FINISH_TAG_END;

    $langs = array();

    $initPos = 0;
    while (($startTagBeginPos = strpos($record, $START_TAG_BEGIN, $initPos)) !== false) {
        $startTagNamePos = $startTagBeginPos + strlen($START_TAG_BEGIN);
        $startTagEndPos = strpos($record, $START_TAG_END, $startTagNamePos);
        $startTagName = substr($record, $startTagNamePos, ($startTagEndPos - $startTagNamePos));

        $valuePos = $startTagEndPos + strlen($START_TAG_END);
        $finishTagBeginPos = strpos($record, $FINISH_TAG_BEGIN, $valuePos);
        $value = substr($record, $valuePos, ($finishTagBeginPos - $valuePos));

        $finishTagNamePos = $finishTagBeginPos + strlen($FINISH_TAG_BEGIN);
        $finishTagEndPos = strpos($record, $FINISH_TAG_END, $finishTagNamePos);
        $finishTagName = substr($record, $finishTagNamePos, ($finishTagEndPos - $finishTagNamePos));

        if ($startTagName == $finishTagName) {
            $langs[$startTagName] = $value;
        }
        else {
            echo "Start/finish tag mismatch!";
        }
        $initPos = $finishTagEndPos + strlen($FINISH_TAG_END);
    }

    return $langs;
}

function testDictionary() {
    $dict = readDictionary("test.dic");
    foreach ($dict as $name => $record) {
        echo "$name<br />\n";
        foreach ($record as $lang => $trans) {
            echo "<b>$lang:</b> $trans<br />\n";
        }
        echo "<br />\n";
    }
}

//test();
?>