libraries/mysql_charsets.lib.php

   1 <?php
   2 /* vim: set expandtab sw=4 ts=4 sts=4: */
   3 /**
   4  *
   5  * @version $Id$
   6  */
   7 if (! defined('PHPMYADMIN')) {
   8     exit;
   9 }
  10
  11 /**
  12  *
  13  */
  14
  15 if (! PMA_cacheExists('mysql_charsets_count', true)) {
  16     $res = PMA_DBI_query('SHOW CHARACTER SET;');
  17
  18     $mysql_charsets = array();
  19     while ($row = PMA_DBI_fetch_assoc($res)) {
  20         $mysql_charsets[] = $row['Charset'];
  21         // never used
  22         //$mysql_charsets_maxlen[$row['Charset']] = $row['Maxlen'];
  23         $mysql_charsets_descriptions[$row['Charset']] = $row['Description'];
  24     }
  25     PMA_DBI_free_result($res);
  26
  27     $mysql_charsets_count = count($mysql_charsets);
  28     sort($mysql_charsets, SORT_STRING);
  29
  30     $mysql_collations = array_flip($mysql_charsets);
  31     $mysql_default_collations = $mysql_collations_flat = $mysql_charsets_available = $mysql_collations_available = array();
  32
  33     $res = PMA_DBI_query('SHOW COLLATION;');
  34     while ($row = PMA_DBI_fetch_assoc($res)) {
  35         if (!is_array($mysql_collations[$row['Charset']])) {
  36             $mysql_collations[$row['Charset']] = array($row['Collation']);
  37         } else {
  38             $mysql_collations[$row['Charset']][] = $row['Collation'];
  39         }
  40         $mysql_collations_flat[] = $row['Collation'];
  41         if ((isset($row['D']) && $row['D'] == 'Y') || (isset($row['Default']) && $row['Default'] == 'Yes')) {
  42             $mysql_default_collations[$row['Charset']] = $row['Collation'];
  43         }
  44         //$mysql_collations_available[$row['Collation']] = !isset($row['Compiled']) || $row['Compiled'] == 'Yes';
  45         $mysql_collations_available[$row['Collation']] = TRUE;
  46         $mysql_charsets_available[$row['Charset']] =
  47             !empty($mysql_charsets_available[$row['Charset']])
  48          || !empty($mysql_collations_available[$row['Collation']]);
  49     }
  50     PMA_DBI_free_result($res);
  51     unset($res, $row);
  52
  53     $mysql_collations_count = count($mysql_collations_flat);
  54     sort($mysql_collations_flat, SORT_STRING);
  55     foreach ($mysql_collations AS $key => $value) {
  56         sort($mysql_collations[$key], SORT_STRING);
  57         reset($mysql_collations[$key]);
  58     }
  59     unset($key, $value);
  60
  61     PMA_cacheSet('mysql_charsets', $GLOBALS['mysql_charsets'], true);
  62     PMA_cacheSet('mysql_charsets_descriptions', $GLOBALS['mysql_charsets_descriptions'], true);
  63     PMA_cacheSet('mysql_charsets_count', $GLOBALS['mysql_charsets_count'], true);
  64     PMA_cacheSet('mysql_charsets_available', $GLOBALS['mysql_charsets_available'], true);
  65     PMA_cacheSet('mysql_collations', $GLOBALS['mysql_collations'], true);
  66     PMA_cacheSet('mysql_default_collations', $GLOBALS['mysql_default_collations'], true);
  67     PMA_cacheSet('mysql_collations_flat', $GLOBALS['mysql_collations_flat'], true);
  68     PMA_cacheSet('mysql_collations_count', $GLOBALS['mysql_collations_count'], true);
  69     PMA_cacheSet('mysql_collations_available', $GLOBALS['mysql_collations_available'], true);
  70 } else {
  71     $GLOBALS['mysql_charsets']                  = PMA_cacheGet('mysql_charsets', true);
  72     $GLOBALS['mysql_charsets_descriptions']     = PMA_cacheGet('mysql_charsets_descriptions', true);
  73     $GLOBALS['mysql_charsets_count']            = PMA_cacheGet('mysql_charsets_count', true);
  74     $GLOBALS['mysql_charsets_available']        = PMA_cacheGet('mysql_charsets_available', true);
  75     $GLOBALS['mysql_collations']                = PMA_cacheGet('mysql_collations', true);
  76     $GLOBALS['mysql_default_collations']        = PMA_cacheGet('mysql_default_collations', true);
  77     $GLOBALS['mysql_collations_flat']           = PMA_cacheGet('mysql_collations_flat', true);
  78     $GLOBALS['mysql_collations_count']          = PMA_cacheGet('mysql_collations_count', true);
  79     $GLOBALS['mysql_collations_available']      = PMA_cacheGet('mysql_collations_available', true);
  80 }
  81
  82 define('PMA_CSDROPDOWN_COLLATION', 0);
  83 define('PMA_CSDROPDOWN_CHARSET',   1);
  84
  85 function PMA_generateCharsetDropdownBox($type = PMA_CSDROPDOWN_COLLATION,
  86     $name = null, $id = null, $default = null, $label = TRUE, $indent = 0,
  87     $submitOnChange = FALSE, $displayUnavailable = FALSE)
  88 {
  89     global $mysql_charsets, $mysql_charsets_descriptions,
  90         $mysql_charsets_available, $mysql_collations, $mysql_collations_available;
  91
  92     if (empty($name)) {
  93         if ($type == PMA_CSDROPDOWN_COLLATION) {
  94             $name = 'collation';
  95         } else {
  96             $name = 'character_set';
  97         }
  98     }
  99
 100     $return_str  = '<select xml:lang="en" dir="ltr" name="'
 101         . htmlspecialchars($name) . '"'
 102         . (empty($id) ? '' : ' id="' . htmlspecialchars($id) . '"')
 103         . ($submitOnChange ? ' onchange="this.form.submit();"' : '') . '>' . "\n";
 104     if ($label) {
 105         $return_str .= '<option value="">'
 106             . ($type == PMA_CSDROPDOWN_COLLATION ? $GLOBALS['strCollation'] : $GLOBALS['strCharset'])
 107             . '</option>' . "\n";
 108     }
 109     $return_str .= '<option value=""></option>' . "\n";
 110     foreach ($mysql_charsets as $current_charset) {
 111         if (!$mysql_charsets_available[$current_charset]) {
 112             continue;
 113         }
 114         $current_cs_descr =
 115             empty($mysql_charsets_descriptions[$current_charset])
 116             ? $current_charset
 117             : $mysql_charsets_descriptions[$current_charset];
 118
 119         if ($type == PMA_CSDROPDOWN_COLLATION) {
 120             $return_str .= '<optgroup label="' . $current_charset
 121                 . '" title="' . $current_cs_descr . '">' . "\n";
 122             foreach ($mysql_collations[$current_charset] as $current_collation) {
 123                 if (!$mysql_collations_available[$current_collation]) {
 124                     continue;
 125                 }
 126                 $return_str .= '<option value="' . $current_collation
 127                     . '" title="' . PMA_getCollationDescr($current_collation) . '"'
 128                     . ($default == $current_collation ? ' selected="selected"' : '') . '>'
 129                     . $current_collation . '</option>' . "\n";
 130             }
 131             $return_str .= '</optgroup>' . "\n";
 132         } else {
 133             $return_str .= '<option value="' . $current_charset
 134                 . '" title="' . $current_cs_descr . '"'
 135                 . ($default == $current_charset ? ' selected="selected"' : '') . '>'
 136                 . $current_charset . '</option>' . "\n";
 137         }
 138     }
 139     $return_str .= '</select>' . "\n";
 140
 141     return $return_str;
 142 }
 143
 144 function PMA_generateCharsetQueryPart($collation) {
 145     list($charset) = explode('_', $collation);
 146     return ' CHARACTER SET ' . $charset . ($charset == $collation ? '' : ' COLLATE ' . $collation);
 147 }
 148
 149 /**
 150  * returns collation of given db
 151  *
 152  * @uses    PMA_DBI_fetch_value()
 153  * @uses    PMA_DBI_select_db()
 154  * @uses    PMA_sqlAddSlashes()
 155  * @uses    $GLOBALS['db']
 156  * @param   string  $db     name of db
 157  * @return  string  collation of $db
 158  */
 159 function PMA_getDbCollation($db) {
 160     if ($db == 'information_schema') {
 161         // We don't have to check the collation of the virtual
 162         // information_schema database: We know it!
 163         return 'utf8_general_ci';
 164     }
 165
 166     return PMA_DBI_fetch_value('SELECT DEFAULT_COLLATION_NAME FROM information_schema.SCHEMATA WHERE SCHEMA_NAME = \'' . PMA_sqlAddSlashes($db) . '\' LIMIT 1;');
 167 }
 168
 169 /**
 170  * returns default server collation from show variables
 171  *
 172  * @uses    PMA_DBI_fetch_value()
 173  * @return  string  $server_collation
 174  */
 175 function PMA_getServerCollation() {
 176     return PMA_DBI_fetch_value(
 177         'SHOW VARIABLES LIKE \'collation_server\'', 0, 1);
 178 }
 179
 180 /**
 181  * returns description for given collation
 182  *
 183  * @uses    is_array()
 184  * @uses    explode()
 185  * @uses    count()
 186  * @uses    $GLOBALS['str[Languages|Sorting]']
 187  *
 188  * @param   string  $collation  MySQL collation string
 189  * @return  string  collation description
 190  */
 191 function PMA_getCollationDescr($collation) {
 192     static $collation_cache;
 193
 194     if (!is_array($collation_cache)) {
 195         $collation_cache = array();
 196     } elseif (isset($collation_cache[$collation])) {
 197         return $collation_cache[$collation];
 198     }
 199
 200     if ($collation == 'binary') {
 201         return $GLOBALS['strBinary'];
 202     }
 203     $parts = explode('_', $collation);
 204     if (count($parts) == 1) {
 205         $parts[1] = 'general';
 206     } elseif ($parts[1] == 'ci' || $parts[1] == 'cs') {
 207         $parts[2] = $parts[1];
 208         $parts[1] = 'general';
 209     }
 210     $descr = '';
 211     switch ($parts[1]) {
 212         case 'bulgarian':
 213             $descr = $GLOBALS['strBulgarian'];
 214             break;
 215         case 'chinese':
 216             if ($parts[0] == 'gb2312' || $parts[0] == 'gbk') {
 217                 $descr = $GLOBALS['strSimplifiedChinese'];
 218             } elseif ($parts[0] == 'big5') {
 219                 $descr = $GLOBALS['strTraditionalChinese'];
 220             }
 221             break;
 222         case 'ci':
 223             $descr = $GLOBALS['strCaseInsensitive'];
 224             break;
 225         case 'cs':
 226             $descr = $GLOBALS['strCaseSensitive'];
 227             break;
 228         case 'croatian':
 229             $descr = $GLOBALS['strCroatian'];
 230             break;
 231         case 'czech':
 232             $descr = $GLOBALS['strCzech'];
 233             break;
 234         case 'danish':
 235             $descr = $GLOBALS['strDanish'];
 236             break;
 237         case 'english':
 238             $descr = $GLOBALS['strEnglish'];
 239             break;
 240         case 'esperanto':
 241             $descr = $GLOBALS['strEsperanto'];
 242             break;
 243         case 'estonian':
 244             $descr = $GLOBALS['strEstonian'];
 245             break;
 246         case 'german1':
 247             $descr = $GLOBALS['strGerman'] . ' (' . $GLOBALS['strDictionary'] . ')';
 248             break;
 249         case 'german2':
 250             $descr = $GLOBALS['strGerman'] . ' (' . $GLOBALS['strPhoneBook'] . ')';
 251             break;
 252         case 'hungarian':
 253             $descr = $GLOBALS['strHungarian'];
 254             break;
 255         case 'icelandic':
 256             $descr = $GLOBALS['strIcelandic'];
 257             break;
 258         case 'japanese':
 259             $descr = $GLOBALS['strJapanese'];
 260             break;
 261         case 'latvian':
 262             $descr = $GLOBALS['strLatvian'];
 263             break;
 264         case 'lithuanian':
 265             $descr = $GLOBALS['strLithuanian'];
 266             break;
 267         case 'korean':
 268             $descr = $GLOBALS['strKorean'];
 269             break;
 270         case 'persian':
 271             $descr = $GLOBALS['strPersian'];
 272             break;
 273         case 'polish':
 274             $descr = $GLOBALS['strPolish'];
 275             break;
 276         case 'roman':
 277             $descr = $GLOBALS['strWestEuropean'];
 278             break;
 279         case 'romanian':
 280             $descr = $GLOBALS['strRomanian'];
 281             break;
 282         case 'slovak':
 283             $descr = $GLOBALS['strSlovak'];
 284             break;
 285         case 'slovenian':
 286             $descr = $GLOBALS['strSlovenian'];
 287             break;
 288         case 'spanish':
 289             $descr = $GLOBALS['strSpanish'];
 290             break;
 291         case 'spanish2':
 292             $descr = $GLOBALS['strTraditionalSpanish'];
 293             break;
 294         case 'swedish':
 295             $descr = $GLOBALS['strSwedish'];
 296             break;
 297         case 'thai':
 298             $descr = $GLOBALS['strThai'];
 299             break;
 300         case 'turkish':
 301             $descr = $GLOBALS['strTurkish'];
 302             break;
 303         case 'ukrainian':
 304             $descr = $GLOBALS['strUkrainian'];
 305             break;
 306         case 'unicode':
 307             $descr = $GLOBALS['strUnicode'] . ' (' . $GLOBALS['strMultilingual'] . ')';
 308             break;
 309         case 'bin':
 310             $is_bin = TRUE;
 311         case 'general':
 312             switch ($parts[0]) {
 313                 // Unicode charsets
 314                 case 'ucs2':
 315                 case 'utf8':
 316                     $descr = $GLOBALS['strUnicode'] . ' (' . $GLOBALS['strMultilingual'] . ')';
 317                     break;
 318                 // West European charsets
 319                 case 'ascii':
 320                 case 'cp850':
 321                 case 'dec8':
 322                 case 'hp8':
 323                 case 'latin1':
 324                 case 'macroman':
 325                     $descr = $GLOBALS['strWestEuropean'] . ' (' . $GLOBALS['strMultilingual'] . ')';
 326                     break;
 327                 // Central European charsets
 328                 case 'cp1250':
 329                 case 'cp852':
 330                 case 'latin2':
 331                 case 'macce':
 332                     $descr = $GLOBALS['strCentralEuropean'] . ' (' . $GLOBALS['strMultilingual'] . ')';
 333                     break;
 334                 // Russian charsets
 335                 case 'cp866':
 336                 case 'koi8r':
 337                     $descr = $GLOBALS['strRussian'];
 338                     break;
 339                 // Simplified Chinese charsets
 340                 case 'gb2312':
 341                 case 'gbk':
 342                     $descr = $GLOBALS['strSimplifiedChinese'];
 343                     break;
 344                 // Japanese charsets
 345                 case 'sjis':
 346                 case 'ujis':
 347                 case 'cp932':
 348                 case 'eucjpms':
 349                     $descr = $GLOBALS['strJapanese'];
 350                     break;
 351                 // Baltic charsets
 352                 case 'cp1257':
 353                 case 'latin7':
 354                     $descr = $GLOBALS['strBaltic'] . ' (' . $GLOBALS['strMultilingual'] . ')';
 355                     break;
 356                 // Other
 357                 case 'armscii8':
 358                 case 'armscii':
 359                     $descr = $GLOBALS['strArmenian'];
 360                     break;
 361                 case 'big5':
 362                     $descr = $GLOBALS['strTraditionalChinese'];
 363                     break;
 364                 case 'cp1251':
 365                     $descr = $GLOBALS['strCyrillic'] . ' (' . $GLOBALS['strMultilingual'] . ')';
 366                     break;
 367                 case 'cp1256':
 368                     $descr = $GLOBALS['strArabic'];
 369                     break;
 370                 case 'euckr':
 371                     $descr = $GLOBALS['strKorean'];
 372                     break;
 373                 case 'hebrew':
 374                     $descr = $GLOBALS['strHebrew'];
 375                     break;
 376                 case 'geostd8':
 377                     $descr = $GLOBALS['strGeorgian'];
 378                     break;
 379                 case 'greek':
 380                     $descr = $GLOBALS['strGreek'];
 381                     break;
 382                 case 'keybcs2':
 383                     $descr = $GLOBALS['strCzechSlovak'];
 384                     break;
 385                 case 'koi8u':
 386                     $descr = $GLOBALS['strUkrainian'];
 387                     break;
 388                 case 'latin5':
 389                     $descr = $GLOBALS['strTurkish'];
 390                     break;
 391                 case 'swe7':
 392                     $descr = $GLOBALS['strSwedish'];
 393                     break;
 394                 case 'tis620':
 395                     $descr = $GLOBALS['strThai'];
 396                     break;
 397                 default:
 398                     $descr = $GLOBALS['strUnknown'];
 399                     break;
 400             }
 401             if (!empty($is_bin)) {
 402                 $descr .= ', ' . $GLOBALS['strBinary'];
 403             }
 404             break;
 405         default: $descr = $GLOBALS['strUnknown'];
 406     }
 407     if (!empty($parts[2])) {
 408         if ($parts[2] == 'ci') {
 409             $descr .= ', ' . $GLOBALS['strCaseInsensitive'];
 410         } elseif ($parts[2] == 'cs') {
 411             $descr .= ', ' . $GLOBALS['strCaseSensitive'];
 412         }
 413     }
 414
 415     $collation_cache[$collation] = $descr;
 416     return $descr;
 417 }
 418 ?>