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/mnt/volume_sfo2_01/50mmla/phpMyAdmin/libraries/mysql_charsets.lib.php

<?php
/* vim: set expandtab sw=4 ts=4 sts=4: */
/**
 *
 * @package phpMyAdmin
 */
if (! defined('PHPMYADMIN')) {
    exit;
}

/**
 *
 */
if (! PMA_cacheExists('mysql_charsets_count', true)) {
    $sql = PMA_DRIZZLE
        ? 'SELECT * FROM data_dictionary.CHARACTER_SETS'
        : 'SELECT * FROM information_schema.CHARACTER_SETS';
    $res = PMA_DBI_query($sql);

$mysql_charsets = array();
    while ($row = PMA_DBI_fetch_assoc($res)) {
        $mysql_charsets[] = $row['CHARACTER_SET_NAME'];
        // never used
        //$mysql_charsets_maxlen[$row['Charset']] = $row['Maxlen'];
        $mysql_charsets_descriptions[$row['CHARACTER_SET_NAME']] = $row['DESCRIPTION'];
    }
    PMA_DBI_free_result($res);

$mysql_charsets_count = count($mysql_charsets);
    sort($mysql_charsets, SORT_STRING);

$mysql_collations = array_flip($mysql_charsets);
    $mysql_default_collations = $mysql_collations_flat = $mysql_charsets_available = $mysql_collations_available = array();

$sql = PMA_DRIZZLE
        ? 'SELECT * FROM data_dictionary.COLLATIONS'
        : 'SELECT * FROM information_schema.COLLATIONS';
    $res = PMA_DBI_query($sql);
    while ($row = PMA_DBI_fetch_assoc($res)) {
        if (!is_array($mysql_collations[$row['CHARACTER_SET_NAME']])) {
            $mysql_collations[$row['CHARACTER_SET_NAME']] = array($row['COLLATION_NAME']);
        } else {
            $mysql_collations[$row['CHARACTER_SET_NAME']][] = $row['COLLATION_NAME'];
        }
        $mysql_collations_flat[] = $row['COLLATION_NAME'];
        if ($row['IS_DEFAULT'] == 'Yes') {
            $mysql_default_collations[$row['CHARACTER_SET_NAME']] = $row['COLLATION_NAME'];
        }
        //$mysql_collations_available[$row['Collation']] = !isset($row['Compiled']) || $row['Compiled'] == 'Yes';
        $mysql_collations_available[$row['COLLATION_NAME']] = true;
        $mysql_charsets_available[$row['CHARACTER_SET_NAME']] =
            !empty($mysql_charsets_available[$row['CHARACTER_SET_NAME']])
            || !empty($mysql_collations_available[$row['COLLATION_NAME']]);
    }
    PMA_DBI_free_result($res);
    unset($res, $row);

if (PMA_DRIZZLE && isset($mysql_collations['utf8_general_ci']) && isset($mysql_collations['utf8'])) {
        $mysql_collations['utf8'] = $mysql_collations['utf8_general_ci'];
        unset($mysql_collations['utf8_general_ci']);
    }

$mysql_collations_count = count($mysql_collations_flat);
    sort($mysql_collations_flat, SORT_STRING);
    foreach ($mysql_collations AS $key => $value) {
        sort($mysql_collations[$key], SORT_STRING);
        reset($mysql_collations[$key]);
    }
    unset($key, $value);

PMA_cacheSet('mysql_charsets', $GLOBALS['mysql_charsets'], true);
    PMA_cacheSet('mysql_charsets_descriptions', $GLOBALS['mysql_charsets_descriptions'], true);
    PMA_cacheSet('mysql_charsets_count', $GLOBALS['mysql_charsets_count'], true);
    PMA_cacheSet('mysql_charsets_available', $GLOBALS['mysql_charsets_available'], true);
    PMA_cacheSet('mysql_collations', $GLOBALS['mysql_collations'], true);
    PMA_cacheSet('mysql_default_collations', $GLOBALS['mysql_default_collations'], true);
    PMA_cacheSet('mysql_collations_flat', $GLOBALS['mysql_collations_flat'], true);
    PMA_cacheSet('mysql_collations_count', $GLOBALS['mysql_collations_count'], true);
    PMA_cacheSet('mysql_collations_available', $GLOBALS['mysql_collations_available'], true);
} else {
    $GLOBALS['mysql_charsets']                  = PMA_cacheGet('mysql_charsets', true);
    $GLOBALS['mysql_charsets_descriptions']     = PMA_cacheGet('mysql_charsets_descriptions', true);
    $GLOBALS['mysql_charsets_count']            = PMA_cacheGet('mysql_charsets_count', true);
    $GLOBALS['mysql_charsets_available']        = PMA_cacheGet('mysql_charsets_available', true);
    $GLOBALS['mysql_collations']                = PMA_cacheGet('mysql_collations', true);
    $GLOBALS['mysql_default_collations']        = PMA_cacheGet('mysql_default_collations', true);
    $GLOBALS['mysql_collations_flat']           = PMA_cacheGet('mysql_collations_flat', true);
    $GLOBALS['mysql_collations_count']          = PMA_cacheGet('mysql_collations_count', true);
    $GLOBALS['mysql_collations_available']      = PMA_cacheGet('mysql_collations_available', true);
}

define('PMA_CSDROPDOWN_COLLATION', 0);
define('PMA_CSDROPDOWN_CHARSET',   1);

function PMA_generateCharsetDropdownBox($type = PMA_CSDROPDOWN_COLLATION,
    $name = null, $id = null, $default = null, $label = TRUE, $indent = 0,
    $submitOnChange = FALSE, $displayUnavailable = FALSE)
{
    global $mysql_charsets, $mysql_charsets_descriptions,
        $mysql_charsets_available, $mysql_collations, $mysql_collations_available;

if (empty($name)) {
        if ($type == PMA_CSDROPDOWN_COLLATION) {
            $name = 'collation';
        } else {
            $name = 'character_set';
        }
    }

$return_str  = '<select xml:lang="en" dir="ltr" name="'
        . htmlspecialchars($name) . '"'
        . (empty($id) ? '' : ' id="' . htmlspecialchars($id) . '"')
        . ($submitOnChange ? ' onchange="this.form.submit();"' : '') . '>' . "\n";
    if ($label) {
        $return_str .= '<option value="">'
            . ($type == PMA_CSDROPDOWN_COLLATION ? __('Collation') : __('Charset'))
            . '</option>' . "\n";
    }
    $return_str .= '<option value=""></option>' . "\n";
    foreach ($mysql_charsets as $current_charset) {
        if (!$mysql_charsets_available[$current_charset]) {
            continue;
        }
        $current_cs_descr =
            empty($mysql_charsets_descriptions[$current_charset])
            ? $current_charset
            : $mysql_charsets_descriptions[$current_charset];

if ($type == PMA_CSDROPDOWN_COLLATION) {
            $return_str .= '<optgroup label="' . $current_charset
                . '" title="' . $current_cs_descr . '">' . "\n";
            foreach ($mysql_collations[$current_charset] as $current_collation) {
                if (!$mysql_collations_available[$current_collation]) {
                    continue;
                }
                $return_str .= '<option value="' . $current_collation
                    . '" title="' . PMA_getCollationDescr($current_collation) . '"'
                    . ($default == $current_collation ? ' selected="selected"' : '') . '>'
                    . $current_collation . '</option>' . "\n";
            }
            $return_str .= '</optgroup>' . "\n";
        } else {
            $return_str .= '<option value="' . $current_charset
                . '" title="' . $current_cs_descr . '"'
                . ($default == $current_charset ? ' selected="selected"' : '') . '>'
                . $current_charset . '</option>' . "\n";
        }
    }
    $return_str .= '</select>' . "\n";

return $return_str;
}

function PMA_generateCharsetQueryPart($collation) {
    list($charset) = explode('_', $collation);
    return ' CHARACTER SET ' . $charset . ($charset == $collation ? '' : ' COLLATE ' . $collation);
}

/**
 * returns collation of given db
 *
 * @uses    PMA_DBI_fetch_value()
 * @uses    PMA_DBI_select_db()
 * @uses    PMA_sqlAddSlashes()
 * @uses    $GLOBALS['db']
 * @param   string  $db     name of db
 * @return  string  collation of $db
 */
function PMA_getDbCollation($db) {
    if ($db == 'information_schema') {
        // We don't have to check the collation of the virtual
        // information_schema database: We know it!
        return 'utf8_general_ci';
    }

if (! $GLOBALS['cfg']['Server']['DisableIS']) {
        // this is slow with thousands of databases
        return PMA_DBI_fetch_value('SELECT DEFAULT_COLLATION_NAME FROM information_schema.SCHEMATA WHERE SCHEMA_NAME = \'' . PMA_sqlAddSlashes($db) . '\' LIMIT 1;');
    } else {
        PMA_DBI_select_db($db);
        $return = PMA_DBI_fetch_value('SHOW VARIABLES LIKE \'collation_database\'', 0, 1);
        if ($db !== $GLOBALS['db']) {
            PMA_DBI_select_db($GLOBALS['db']);
        }
        return $return;
    }
}

/**
 * returns default server collation from show variables
 *
 * @uses    PMA_DBI_fetch_value()
 * @return  string  $server_collation
 */
function PMA_getServerCollation() {
    return PMA_DBI_fetch_value(
        'SHOW VARIABLES LIKE \'collation_server\'', 0, 1);
}

/**
 * returns description for given collation
 *
 * @uses    is_array()
 * @uses    explode()
 * @uses    count()
 *
 * @param   string  $collation  MySQL collation string
 * @return  string  collation description
 */
function PMA_getCollationDescr($collation) {
    if ($collation == 'binary') {
        return __('Binary');
    }
    $parts = explode('_', $collation);
    if (count($parts) == 1) {
        $parts[1] = 'general';
    } elseif ($parts[1] == 'ci' || $parts[1] == 'cs') {
        $parts[2] = $parts[1];
        $parts[1] = 'general';
    }
    $descr = '';
    switch ($parts[1]) {
        case 'bulgarian':
            $descr = __('Bulgarian');
            break;
        case 'chinese':
            if ($parts[0] == 'gb2312' || $parts[0] == 'gbk') {
                $descr = __('Simplified Chinese');
            } elseif ($parts[0] == 'big5') {
                $descr = __('Traditional Chinese');
            }
            break;
        case 'ci':
            $descr = __('case-insensitive');
            break;
        case 'cs':
            $descr = __('case-sensitive');
            break;
        case 'croatian':
            $descr = __('Croatian');
            break;
        case 'czech':
            $descr = __('Czech');
            break;
        case 'danish':
            $descr = __('Danish');
            break;
        case 'english':
            $descr = __('English');
            break;
        case 'esperanto':
            $descr = __('Esperanto');
            break;
        case 'estonian':
            $descr = __('Estonian');
            break;
        case 'german1':
            $descr = __('German') . ' (' . __('dictionary') . ')';
            break;
        case 'german2':
            $descr = __('German') . ' (' . __('phone book') . ')';
            break;
        case 'hungarian':
            $descr = __('Hungarian');
            break;
        case 'icelandic':
            $descr = __('Icelandic');
            break;
        case 'japanese':
            $descr = __('Japanese');
            break;
        case 'latvian':
            $descr = __('Latvian');
            break;
        case 'lithuanian':
            $descr = __('Lithuanian');
            break;
        case 'korean':
            $descr = __('Korean');
            break;
        case 'persian':
            $descr = __('Persian');
            break;
        case 'polish':
            $descr = __('Polish');
            break;
        case 'roman':
            $descr = __('West European');
            break;
        case 'romanian':
            $descr = __('Romanian');
            break;
        case 'slovak':
            $descr = __('Slovak');
            break;
        case 'slovenian':
            $descr = __('Slovenian');
            break;
        case 'spanish':
            $descr = __('Spanish');
            break;
        case 'spanish2':
            $descr = __('Traditional Spanish');
            break;
        case 'swedish':
            $descr = __('Swedish');
            break;
        case 'thai':
            $descr = __('Thai');
            break;
        case 'turkish':
            $descr = __('Turkish');
            break;
        case 'ukrainian':
            $descr = __('Ukrainian');
            break;
        case 'unicode':
            $descr = __('Unicode') . ' (' . __('multilingual') . ')';
            break;
        case 'bin':
            $is_bin = TRUE;
        case 'general':
            switch ($parts[0]) {
                // Unicode charsets
                case 'ucs2':
                case 'utf8':
                    $descr = __('Unicode') . ' (' . __('multilingual') . ')';
                    break;
                // West European charsets
                case 'ascii':
                case 'cp850':
                case 'dec8':
                case 'hp8':
                case 'latin1':
                case 'macroman':
                    $descr = __('West European') . ' (' . __('multilingual') . ')';
                    break;
                // Central European charsets
                case 'cp1250':
                case 'cp852':
                case 'latin2':
                case 'macce':
                    $descr = __('Central European') . ' (' . __('multilingual') . ')';
                    break;
                // Russian charsets
                case 'cp866':
                case 'koi8r':
                    $descr = __('Russian');
                    break;
                // Simplified Chinese charsets
                case 'gb2312':
                case 'gbk':
                    $descr = __('Simplified Chinese');
                    break;
                // Japanese charsets
                case 'sjis':
                case 'ujis':
                case 'cp932':
                case 'eucjpms':
                    $descr = __('Japanese');
                    break;
                // Baltic charsets
                case 'cp1257':
                case 'latin7':
                    $descr = __('Baltic') . ' (' . __('multilingual') . ')';
                    break;
                // Other
                case 'armscii8':
                case 'armscii':
                    $descr = __('Armenian');
                    break;
                case 'big5':
                    $descr = __('Traditional Chinese');
                    break;
                case 'cp1251':
                    $descr = __('Cyrillic') . ' (' . __('multilingual') . ')';
                    break;
                case 'cp1256':
                    $descr = __('Arabic');
                    break;
                case 'euckr':
                    $descr = __('Korean');
                    break;
                case 'hebrew':
                    $descr = __('Hebrew');
                    break;
                case 'geostd8':
                    $descr = __('Georgian');
                    break;
                case 'greek':
                    $descr = __('Greek');
                    break;
                case 'keybcs2':
                    $descr = __('Czech-Slovak');
                    break;
                case 'koi8u':
                    $descr = __('Ukrainian');
                    break;
                case 'latin5':
                    $descr = __('Turkish');
                    break;
                case 'swe7':
                    $descr = __('Swedish');
                    break;
                case 'tis620':
                    $descr = __('Thai');
                    break;
                default:
                    $descr = __('unknown');
                    break;
            }
            if (!empty($is_bin)) {
                $descr .= ', ' . __('Binary');
            }
            break;
        default: $descr = __('unknown');
    }
    if (!empty($parts[2])) {
        if ($parts[2] == 'ci') {
            $descr .= ', ' . __('case-insensitive');
        } elseif ($parts[2] == 'cs') {
            $descr .= ', ' . __('case-sensitive');
        }
    }

return $descr;
}
?>